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988 Commits

Author SHA1 Message Date
H.J. Lu
de77ab7591 Properly cast integer constant char. 
gcc/

2010-11-25  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/46647
	* builtins.c (target_char_cast): Check INTEGER_CST instead of
	host_integerp.  Replace tree_low_cst with TREE_INT_CST_LOW.

gcc/testsuite/

2010-11-25  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/46647
	* gcc.target/i386/pr46647.c: New.

From-SVN: r167146
 2010-11-25 05:47:42 -08:00
Jakub Jelinek
63871cda44 re PR middle-end/46534 (ICE optimizing printf ("...>10MBstring\n") into puts) 
PR middle-end/46534
	* builtins.c (fold_builtin_printf): Don't copy and modify string
	before build_string_literal, instead modify what
	build_string_literal returned.

	* gcc.c-torture/compile/pr46534.c: New test.

From-SVN: r166918
 2010-11-18 21:51:19 +01:00
Jan Hubicka
fc48e63f52 builtins.c (expand_builtin_mathfn_2, [...]): Do not expand errno setting variant when optimizing for size. 
* builtins.c (expand_builtin_mathfn_2, expand_builtin_mathfn): Do not
	expand errno setting variant when optimizing for size.

From-SVN: r166879
 2010-11-17 21:11:24 +00:00
Nathan Froyd
c2ed6cf88c builtins.c (std_gimplify_va_arg_expr): Use targetm.calls.function_arg_boundary. 
* builtins.c (std_gimplify_va_arg_expr): Use
	targetm.calls.function_arg_boundary.
	* function.c (assign_parms, locate_and_pad_parm): Likewise.
	* calls.c (struct arg_data): Update comment.
	* defaults.h (FUNCTION_ARG_BOUNDARY): Delete.
	* target.def (function_arg_boundary): Define.
	* targhooks.h (default_function_arg_boundary): Declare.
	* targhooks.c (default_function_arg_boundary): Define.
	* doc/tm.texi.in (FUNCTION_ARG_PADDING): Use
	TARGET_FUNCTION_ARG_BOUNDARY.
	(FUNCTION_ARG_BOUNDARY): Delete.
	(TARGET_FUNCTION_ARG_BOUNDARY): New.
	* doc/tm.texi: Regenerate.
	* system.h (FUNCTION_ARG_BOUNDARY): Poison.
	* config/arc/arc.h (FUNCTION_ARG_BOUNDARY): Delete.
	* config/arc/arc.c (arc_function_arg_boundary): Define.
	(TARGET_FUNCTION_ARG_BOUNDARY): Define.
	* config/arm/arm.h (FUNCTION_ARG_BOUNDARY): Delete.
	* config/arm/arm-protos.h (arm_needs_doubleword_align): Delete.
	* config/arm/arm.c (arm_needs_doubleword_align): Make static.
	(arm_function_arg_boundary): Define.
	(TARGET_FUNCTION_ARG_BOUNDARY): Define.
	* config/frv/frv.h (FUNCTION_ARG_BOUNDARY): Delete.
	* config/frv/frv-protos.h (frv_function_arg_boundary): Delete.
	* config/frv/frv.c (frv_function_arg_boundary): Make static.
	(TARGET_FUNCTION_ARG_BOUNDARY): Define.
	* config/i386/i386.h (FUNCTION_ARG_BOUNDARY): Delete.
	* config/i386/i386-protos.h (ix86_function_arg_boundary): Delete.
	* config/i386/i386.c (ix86_function_arg_boundary): Make static.
	(ix86_compat_function_arg_boundary): Take and return unsigned int.
	(TARGET_FUNCTION_ARG_BOUNDARY): Define.
	* config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Delete.
	* config/ia64/ia64-protos.h (ia64_function_arg_boundary): Delete.
	* config/ia64/ia64.c (ia64_function_arg_boundary): Make static.
	(TARGET_FUNCTION_ARG_BOUNDARY): Define.
	* config/m32c/m32c.h (FUNCTION_ARG_BOUNDARY): Delete.
	* config/m32c/m32c.c (m32c_function_arg_boundary): Define.
	(TARGET_FUNCTION_ARG_BOUNDARY): Define.
	* config/m32r/m32r.h (FUNCTION_ARG_BOUNDARY): Delete.
	* config/mcore/mcore.h (FUNCTION_ARG_BOUNDARY): Delete.
	* config/mcore/mcore.c (mcore_function_arg_boundary): Define.
	(TARGET_FUNCTION_ARG_BOUNDARY): Define.
	* config/mips/mips.h (FUNCTION_ARG_BOUNDARY): Delete.
	* config/mips/mips-protos.h (mips_function_arg_boundary): Delete.
	* config/mips/mips.c (mips_function_arg_boundary): Make static.
	(TARGET_FUNCTION_ARG_BOUNDARY): Define.
	* config/pa/pa.h (FUNCTION_ARG_BOUNDARY): Delete.
	* config/pa/pa.c (pa_function_arg_boundary): Define.
	(TARGET_FUNCTION_ARG_BOUNDARY): Define.
	* config/picochip/picochip.h (FUNCTION_ARG_BOUNDARY): Delete.
	* config/picochip/picochip-protos.h
	(picochip_get_function_arg_boundary): Delete.
	* config/picochip/picochip.c (picochip_get_function_arg_boundary):
	Rename to...
	(picochip_function_arg_boundary): ...this.  Make static.
	(picochip_function_arg, picochip_arg_partial_bytes): Adjust.
	(picochip_arg_advance): Adjust.
	(TARGET_FUNCTION_ARG_BOUNDARY): Define.
	* config/rs6000/rs6000.h (FUNCTION_ARG_BOUNDARY): Delete.
	* config/rs6000/rs6000-protos.h (function_arg_boundary): Delete.
	* config/rs6000/rs6000.c (function_arg_boundary): Rename to...
	(rs6000_function_arg_boundary): ...this.  Make static.
	(rs6000_parm_start, rs6000_gimplify_va_arg): Adjust.
	(TARGET_FUNCTION_ARG_BOUNDARY): Define.
	* config/rx/rx.h (FUNCTION_ARG_BOUNDARY): Delete.
	* config/rx/rx.c (rx_function_arg_boundary): Define.
	(TARGET_FUNCTION_ARG_BOUNDARY): Define.
	* config/sparc/sparc.h (FUNCTION_ARG_BOUNDARY): Delete.
	* config/sparc/sparc.c (sparc_function_arg_boundary): Define.
	(TARGET_FUNCTION_ARG_BOUNDARY): Define.
	* config/xtensa/xtensa.h (FUNCTION_ARG_BOUNDARY): Delete.
	* config/xtensa/xtensa-protos.h (function_arg_boundary): Delete.
	* config/xtensa/xtensa.c (function_arg_boundary): Rename to...
	(xtensa_function_arg_boundary): ...this.  Make static.
	(TARGET_FUNCTION_ARG_BOUNDARY): Define.

From-SVN: r166803
 2010-11-16 14:25:07 +00:00
Richard Guenther
1694907238 tree.def (FMA_EXPR): New tree code. 
2010-11-04  Richard Guenther  <rguenther@suse.de>
	Richard Henderson  <rth@redhat.com>

	* tree.def (FMA_EXPR): New tree code.
	* expr.c (expand_expr_real_2): Add FMA_EXPR expansion code.
	* gimple.c (gimple_rhs_class_table): FMA_EXPR is a GIMPLE_TERNARY_RHS.
	* tree-cfg.c (verify_gimple_assign_ternary): Verify FMA_EXPR types.
	* tree-inline.c (estimate_operator_cost): Handle FMA_EXPR.
	* gimple-pretty-print.c (dump_ternary_rhs): Likewise.
	* tree-ssa-math-opts.c (convert_mult_to_fma): New function.
	(execute_optimize_widening_mul): Call it.  Reorganize to allow
	dead stmt removal.  Move TODO flags ...
	(pass_optimize_widening_mul): ... here.
	* flag-types.h (enum fp_contract_mode): New enum.
	* common.opt (flag_fp_contract_mode): New variable.
	(-ffp-contract): New option.
	* opts.c (common_handle_option): Handle it.
	* doc/invoke.texi (-ffp-contract): Document.
	* tree.h (fold_fma): Declare.
	* builtins.c (fold_fma): New function.
	(fold_builtin_fma): Likewise.
	(fold_builtin_3): Call it for fma.
	* fold-const.c (fold_ternary_loc): Fold FMA_EXPR.
	* optabs.c (optab_for_tree_code): Handle FMA_EXPR.
	* config/i386/sse.md (fms<mode>4, fnma<mode>, fnms<mode>4):
	New expanders.
	* doc/md.texi (fms<mode>4, fnma<mode>, fnms<mode>4): Document new
	named patterns.
	* genopinit.c (optabs): Initialize fms_optab, fnma_optab and fnms_optab.
	* optabs.h (enum optab_index): Add OTI_fms, OTI_fnma and OTI_fnms.
	(fms_optab, fnma_optab, fnms_optab): New defines.
	* gimplify.c (gimplify_expr): Handle binary truth expressions
	explicitly.  Handle FMA_EXPR.
	* tree-vect-stmts.c (vectorizable_operation): Handle ternary
	operations.

	* gcc.target/i386/fma4-vector-2.c: New testcase.

Co-Authored-By: Richard Henderson <rth@redhat.com>

From-SVN: r166304
 2010-11-04 10:56:22 +00:00
Richard Guenther
ca818bd905 re PR middle-end/46251 (ICE: in expand_expr_real_2, at expr.c:7276 with -funsafe-math-optimizations -mbionic and __builtin_sincosl()) 
2010-11-03  Richard Guenther  <rguenther@suse.de>

	PR middle-end/46251
	* builtins.c (expand_builtin_sincos): Properly build MEM_REFs,
	not INDIRECT_REFs.

	* gcc.dg/pr46251.c: New testcase.

From-SVN: r166235
 2010-11-03 09:57:13 +00:00
Nathan Froyd
e8160c9a60 builtins.c (fold_builtin_signbit): Use build_zero_cst instead of fold_convert. 
gcc/
	* builtins.c (fold_builtin_signbit): Use build_zero_cst instead of
	fold_convert.
	* c-typeck.c (build_function_call_vec): Likewise.
	* cfgexpand.c (expand_debug_expr): Likewise.
	* cgraphunit.c (assemble_thunk): Likewise.
	* config/sparc/sparc.c (sparc_fold_builtin): Likewise.
	* fold-const.c (fold_unary_loc, fold_mult_zconjz): Likewise.
	(fold_binary_loc, fold_ternary_loc): Likewise.
	* gimple-fold.c (get_symbol_constant_value): Likewise.
	* gimple-low.c (lower_builtin_setjmp): Likewise.
	* gimple.c (gimple_cond_get_ops_from_tree): Likewise.
	* gimplify.c (gimplify_init_constructor): Likewise.
	* lambda.h (build_linear_expr): Likewise.
	* omp-low.c (omp_reduction_init): Likewise.
	* tree-inline.c (remap_ssa_name): Likewise.
	* tree-object-size.c (compute_object_sizes): Likewise.
	* tree-sra.c (init_subtree_with_zero): Likewise.
	(sra_ipa_modify_assign): Likewise.
	* tree-ssa-copy.c (propagate_tree_value_into_stmt): Likewise.
	* tree-ssa-reassoc.c (eliminate_duplicate_pair): Likewise.
	(eliminate_plus_minus_pair, eliminate_not_pairs): Likewise.
	(undistribute_ops_list): Likewise.
	* tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
	* tree-vect-stmts.c (vectorizable_call): Likewise.
	* tree.c (build_vector_from_ctor, build_one_cst): Likewise.
	(build_zero_cst): Handle more cases directly.  Update comment.

gcc/cp/
	* class.c (build_base_path, add_vcall_offset): Use build_zero_cst
	instead of fold_convert.
	* init.c (build_zero_init): Likewise.
	* typeck.c (cp_build_binary_op): Likewise.

gcc/fortran/
	* trans-decl.c (add_argument_checking): Use build_zero_cst instead of
	fold_convert.
	* trans-expr.c (gfc_conv_missing_dummy, fill_with_spaces): Likewise.
	* trans-stmt.c (gfc_trans_do): Likewise.

From-SVN: r166227
 2010-11-03 00:49:00 +00:00
Jason Merrill
ec52b1115d tree.h (EXPR_LOC_OR_HERE): New macro. 
* tree.h (EXPR_LOC_OR_HERE): New macro.
	* builtins.c (c_strlen): Use it.
	* c-decl.c (build_enumerator): Likewise.
	* gimplify.c (internal_get_tmp_var): Likewise.
	(shortcut_cond_expr): Likewise.
	(gimplify_one_sizepos): Likewise.
c-family/
	* c-common.c (conversion_warning, warn_for_collisions_1): Use
	EXPR_LOC_OR_HERE.
cp/
	* decl.c (pop_switch): Use EXPR_LOC_OR_HERE.
	* typeck.c (convert_for_assignment): Likewise.

From-SVN: r166123
 2010-10-31 22:04:39 -04:00
Steve Ellcey
ffa88471b5 tm.texi.in (TARGET_GET_RAW_RESULT_MODE): New. 
2010-10-27  Steve Ellcey  <sje@cup.hp.com>

	* doc/tm.texi.in (TARGET_GET_RAW_RESULT_MODE): New.
	(TARGET_GET_RAW_ARG_MODE): New.
	* doc/tm.texi: Regenerate.
	* target.def (get_raw_result_mode): New.
	(get_raw_arg_mode): New.
	* targhooks.c (default_get_reg_raw_mode): New.
	* targhooks.h (default_get_reg_raw_mode): New.
	* builtins.c (apply_args_size): Use targetm.calls.get_raw_arg_mode.
	(apply_result_size): Ditto.
	* config/ia64/ia64.c (ia64_get_reg_raw_mode): New.
	(TARGET_GET_RAW_RESULT_MODE): Define.
	(TARGET_GET_RAW_ARG_MODE): Ditto.

From-SVN: r166021
 2010-10-27 22:44:31 +00:00
Michael Meissner
0069111f9c Fix PR 46041 
From-SVN: r165666
 2010-10-18 22:37:32 +00:00
Michael Meissner
1b1562a559 Add fma support 
From-SVN: r165515
 2010-10-15 17:42:05 +00:00
Richard Henderson
3a42502df4 re PR rtl-optimization/33721 ([meta-bug] Gcc can't properly align stack variable) 
PR rtl-opt/33721
	* explow.c (allocate_dynamic_stack_space): Add REQUIRED_ALIGN parm,
	remove TARGET parm, convert KNOWN_ALIGN parm to SIZE_ALIGN.  Honor
	required_align, tidy the code a bit.  Emit split_stack code in the
	right place.  Mark the return value with the alignment properly.
	* expr.h (allocate_dynamic_stack_space): Update decl.
	* builtins.c (expand_builtin_apply): Update call to
	allocate_dynamic_stack_space.
	(expand_builtin_alloca): Likewise.  Remove TARGET parameter.
	* calls.c (initialize_argument_information): Update call to
	allocate_dynamic_stack_space.
	(expand_call): Likewise.

	* cfgexpand.c (get_decl_align_unit): Don't limit alignment.
	Don't update_stack_alignment here.
	(alloc_stack_frame_space): Make ALIGN unsigned.
	(stack_var_cmp): Sort by alignment too.
	(partition_stack_vars): Don't merge large and small alignment vars.
	(expand_one_stack_var_at): Add BASE and BASE_ALIGN parameters.
	Take care when BASE is not virtual_stack_vars_rtx.
	(expand_stack_vars): Allocate dynamic stack space for large
	alignment variables.
	(expand_one_stack_var): Update all to expand_one_stack_var_at.
	(defer_stack_allocation): True for large alignment vars.
	(update_stack_alignment): Merge into ...
	(expand_one_var): ... here.
	(gimple_expand_cfg): Place code from expand_stack_vars.

From-SVN: r165240
 2010-10-09 15:05:51 -07:00
Nathan Froyd
8897c9ce64 builtins.c (fold_call_stmt): Don't copy gimple call arguments into a temporary array. 
* builtins.c (fold_call_stmt): Don't copy gimple call arguments
	into a temporary array.

From-SVN: r165213
 2010-10-09 00:44:46 +00:00
Nathan Froyd
43ea30dc94 builtins.c (rewrite_call_expr): Move code to... 
* builtins.c (rewrite_call_expr): Move code to...
	(rewrite_call_expr_valist): ...here.  Call
	build_call_expr_loc_array.
	(rewrite_call_expr_array): New function.
	(fold_builtin_sprintf_chk_1): New function.
	(fold_builtin_sprintf_chk): Call it.
	(gimple_fold_builtin_sprintf_chk): Likewise.
	(fold_builtin_snprintf_chk_1): New function.
	(fold_builtin_snprintf_chk): Call it.
	(gimple_fold_builtin_snprintf_chk): Likewise.
	(gimple_rewrite_call_expr): Delete.

From-SVN: r165146
 2010-10-08 01:06:14 +00:00
Joseph Myers
e3339d0f33 optc-gen.awk: Generate global_options initializer instead of individual variables. 
gcc:
	* optc-gen.awk: Generate global_options initializer instead of
	individual variables.  Add x_ prefix to names of structure
	members.
	* opth-gen.awk: Generate gcc_options structure.  Add x_ prefix to
	names of structure members.
	* doc/tm.texi.in (HARD_FRAME_POINTER_IS_FRAME_POINTER,
	HARD_FRAME_POINTER_IS_ARG_POINTER): Document.
	* doc/tm.texi: Regenerate.
	* alias.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER
	* builtins.c: Use HARD_FRAME_POINTER_IS_ARG_POINTER.
	* c-parser.c (disable_extension_diagnostics,
	restore_extension_diagnostics): Update names of cpp_options
	members.
	* combine.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER
	* common.opt (fcompare-debug-second): Don't use Var.
	* config/alpha/alpha.h (target_flags): Remove.
	* config/arm/arm.h (HARD_FRAME_POINTER_IS_FRAME_POINTER,
	HARD_FRAME_POINTER_IS_ARG_POINTER): Define.
	* config/bfin/bfin.h (target_flags): Remove.
	* config/cris/cris.h (target_flags): Remove.
	* config/i386/i386-c.c (ix86_pragma_target_parse): Update names of
	cl_target_option members.
	* config/i386/i386.c (ix86_force_align_arg_pointer): Remove.
	(ix86_function_specific_print, ix86_valid_target_attribute_tree,
	ix86_can_inline_p): Update names of cl_target_option members.
	* config/i386/i386.h (ix86_isa_flags): Remove.
	* config/lm32/lm32.h (target_flags): Remove.
	* config/mcore/mcore.h (mcore_stack_increment): Remove.
	* config/mcore/mcore.md (addsi3): Remove extern declaration of
	flag_omit_frame_pointer.
	* config/mep/mep.h (target_flags): Remove.
	* config/mips/mips.h (HARD_FRAME_POINTER_IS_FRAME_POINTER,
	HARD_FRAME_POINTER_IS_ARG_POINTER): Define.
	* config/mmix/mmix.h (target_flags): Remove.
	* config/rs6000/rs6000.h (rs6000_xilinx_fpu, flag_pic,
	flag_expensive_optimizations): Remove.
	* config/s390/s390.h (flag_pic): Remove.
	* config/score/score-conv.h (target_flags): Remove.
	* config/sh/sh.h (sh_fixed_range_str): Remove.
	* config/spu/spu.h (target_flags, spu_fixed_range_string): Remove.
	* dbxout.c: Use HARD_FRAME_POINTER_IS_ARG_POINTER
	* df-scan.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER.
	* diagnostic.c (diagnostic_initialize): Update names of
	diagnostic_context members.
	* diagnostic.h (diagnostic_context): Rename inhibit_warnings and
	warn_system_headers.
	(diagnostic_report_warnings_p): Update for new names.
	* dwarf2out.c: Use HARD_FRAME_POINTER_IS_ARG_POINTER
	* emit-rtl.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER and
	HARD_FRAME_POINTER_IS_ARG_POINTER.
	* flags.h (flag_compare_debug): Declare.
	* ira.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER
	* opts.c (flag_compare_debug): Define.
	(common_handle_option): Update names of diagnostic_context
	members.  Handle -fcompare-debug-second.
	(fast_math_flags_struct_set_p): Update names of cl_optimization
	members.
	* reginfo.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER.
	* regrename.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER.
	* reload.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER.
	* reload1.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER.
	* resource.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER.
	* rtl.h (HARD_FRAME_POINTER_IS_FRAME_POINTER,
	HARD_FRAME_POINTER_IS_ARG_POINTER): Define and use.
	* sel-sched.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER
	* stmt.c: Use HARD_FRAME_POINTER_IS_ARG_POINTER.

gcc/c-family:
	* c-common.c (c_cpp_error): Update names of diagnostic_context
	members.
	* c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): Update names of
	cl_optimization members.
	* c-opts.c (warning_as_error_callback, c_common_handle_option,
	sanitize_cpp_opts, finish_options): Update names of cpp_options
	members.

gcc/fortran:
	* cpp.c (cpp_define_builtins): Update names of gfc_option_t
	members.
	(gfc_cpp_post_options): Update names of cpp_options members.
	(cb_cpp_error): Update names of diagnostic_context members.
	* f95-lang.c (gfc_init_builtin_functions): Update names of
	gfc_option_t members.
	* gfortran.h (gfc_option_t): Rename warn_conversion and
	flag_openmp.
	* intrinsic.c (gfc_convert_type_warn): Update names of
	gfc_option_t members.
	* options.c (gfc_init_options, gfc_post_options, set_Wall,
	gfc_handle_option): Update names of gfc_option_t members.
	* parse.c (next_free, next_fixed): Update names of gfc_option_t
	members.
	* scanner.c (pedantic): Remove extern declaration.
	(skip_free_comments, skip_fixed_comments, include_line): Update
	names of gfc_option_t members.
	* trans-decl.c (gfc_generate_function_code): Update names of
	gfc_option_t members.

gcc/java:
	* java-tree.h (flag_filelist_file, flag_assert, flag_jni,
	flag_force_classes_archive_check, flag_redundant, flag_newer,
	flag_use_divide_subroutine, flag_use_atomic_builtins,
	flag_use_boehm_gc, flag_hash_synchronization,
	flag_check_references, flag_optimize_sci, flag_indirect_classes,
	flag_indirect_dispatch, flag_store_check,
	flag_reduced_reflection): Remove.
	* jcf-dump.c (flag_newer): Remove.
	* jcf.h (quiet_flag): Remove.
	* parse.h (quiet_flag): Remove.

libcpp:
	* include/cpplib.h (cpp_options): Rename warn_deprecated,
	warn_traditional, warn_long_long and pedantic.
	* directives.c (directive_diagnostics, _cpp_handle_directive):
	Update names of cpp_options members.
	* expr.c (cpp_classify_number, eval_token): Update names of
	cpp_options members.
	* init.c (cpp_create_reader, post_options): Update names of
	cpp_options members.
	* internal.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Update names of
	cpp_options members.
	* macro.c (parse_params): Update names of cpp_options members.

From-SVN: r164723
 2010-09-29 15:49:14 +01:00
Richard Guenther
dbad82f59c re PR rtl-optimization/45678 (crash on vector code with -m32 -msse) 
2010-09-17  Richard Guenther  <rguenther@suse.de>

	PR middle-end/45678
	* builtins.c (fold_builtin_memory_op): Always properly adjust
	alignment of memory accesses.

From-SVN: r164356
 2010-09-17 09:00:23 +00:00
Jakub Jelinek
4359dc2a31 re PR middle-end/45567 (__builtin_popcountl ICEs with -ftree-ter) 
PR middle-end/45567
	* builtins.c (expand_builtin_interclass_mathfn, expand_builtin_cexpi,
	expand_builtin_powi): Remove subtarget argument, pass NULL_RTX instead.
	(expand_builtin): Adjust caller.
	(expand_builtin_unop): Only use subtarget if it has the right mode.

	* gcc.dg/pr45567.c: New test.

From-SVN: r164274
 2010-09-14 12:11:11 +02:00
Richard Guenther
be1ac4ecae tree.def (MISALIGNED_INDIRECT_REF): Remove. 
2010-09-06  Richard Guenther  <rguenther@suse.de>

	* tree.def (MISALIGNED_INDIRECT_REF): Remove.
	* tree.h (INDIRECT_REF_P): Only check for INDIRECT_REF.
	(build_aligned_type): Declare.
	* tree.c (check_qualified_type): Also compare TYPE_ALIGN.
	(check_aligned_type): New function.
	(build_aligned_type): Likewise.
	* expr.c (expand_assignment): Handle misaligned stores via
	TARGET_MEM_REF and MEM_REF using movmisalign_optab.
	(expand_expr_real_1): Likewise.
	(safe_from_p): Remove MISALIGNED_INDIRECT_REF handling.
	* tree-vect-stmts.c (vectorizable_store): Do not build
	MISALIGNED_INDIRECT_REF but initialize alignment information.
	(vectorizable_load): Likewise.
	* builtins.c (get_object_alignment): Remove MISALIGNED_INDIRECT_REF
	handling.
	* cfgexpand.c (expand_debug_expr): Likewise.
	* dwarf2out.c (loc_list_from_tree): Likewise.
	* fold-const.c (maybe_lvalue_p): Likewise.
	(operand_equal_p): Likewise.
	(build_fold_addr_expr_with_type_loc): Likewise.
	* gimplify.c (gimplify_addr_expr): Likewise.
	(gimplify_expr): Likewise.
	* tree-cfg.c (verify_types_in_gimple_min_lval): Likewise.
	(verify_gimple_assign_single): Likewise.
	* tree-dump.c (dequeue_and_dump): Likewise.
	(tree_could_trap_p): Likewise.
	* tree-predcom.c (ref_at_iteration): Likewise.
	* tree-pretty-print.c (dump_generic_node): Likewise.
	(op_code_prio): Likewise.
	(op_symbol_code): Likewise.
	* tree-ssa-ccp.c (get_value_from_alignment): Likewise.
	* tree-ssa-loop-im.c (for_each_index): Likewise.
	(gen_lsm_tmp_name): Likewise.
	* tree-ssa-loop-ivopts.c (idx_find_step): Likewise.
	(find_interesting_uses_address): Likewise.
	* tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
	* tree-ssa-operands.c (get_expr_operands): Likewise.
	* tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
	(ao_ref_init_from_vn_reference): Likewise.
	* tree.c (staticp): Likewise.
	(build1_stat): Likewise.
	(reference_alias_ptr_type): Likewise.
	* emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
	* config/rs6000/rs6000.c (rs6000_check_sdmode): Remove
	MISALIGNED_INDIRECT_REF handling.

From-SVN: r163915
 2010-09-06 13:26:13 +00:00
Richard Guenther
4d948885d0 tree.def (TARGET_MEM_REF): Merge TMR_SYMBOL and TMR_BASE. 
2010-09-03  Richard Guenther  <rguenther@suse.de>

	* tree.def (TARGET_MEM_REF): Merge TMR_SYMBOL and TMR_BASE.
	Move TMR_OFFSET to second operand.  Add TMR_INDEX2.
	* tree.h (TMR_SYMBOL): Remove.
	(TMR_BASE, TMR_OFFSET): Adjust.
	(TMR_INDEX2): New.
	* alias.c (ao_ref_from_mem): Use TMR_BASE.
	* builtins.c (get_object_alignment): Merge TMR_BASE and
	TMR_SYMBOL handling.
	* cfgexpand.c (expand_debug_expr): Use TMR_BASE.
	* gimple.c (get_base_address): Merge MEM_REF and TARGET_MEM_REF
	handling.  Also allow TARGET_MEM_REF as base address.
	(walk_stmt_load_store_addr_ops): TMR_BASE is always non-NULL.
	* gimplify.c (gimplify_expr): Gimplify TMR_BASE like MEM_REF
	base.  Gimplify TMR_INDEX2.
	* tree-cfg.c (verify_types_in_gimple_reference): Adjust.
	* tree-dfa.c (get_ref_base_and_extent): Likewise.
	(get_addr_base_and_unit_offset): Likewise.
	* tree-eh.c (tree_could_trap_p): Likewise.
	* tree-pretty-print.c (dump_generic_node): Likewise.
	* tree-ssa-address.c (tree_mem_ref_addr): Simplify.  Handle
	TMR_INDEX2.
	(create_mem_ref_raw): Merge symbol and base.  Move 2ndary
	base to index2.
	(get_address_description): Reconstruct addres description
	from merged TMR_BASE and TMR_INDEX2.
	(maybe_fold_tmr): Fold propagated addresses.
	* tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Merge
	MEM_REF and TARGET_MEM_REF paths.
	(indirect_refs_may_alias_p): Likewise.
	* tree-ssa-live.c (mark_all_vars_used_1): Handle TMR_INDEX2
	instead of TMR_SYMBOL.
	* tree-ssa-operands.c (get_tmr_operands): Simplify.
	* tree-ssa-pre.c (create_component_ref_by_pieces_1): Adjust
	according to changes ...
	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): ... here.
	Split TARGET_MEM_REF into two fields plus the base.
	* tree.c (mem_ref_offset): Simplify.
	* tree-ssa-loop-im.c (for_each_index): Handle TMR_INDEX2.
	* tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
	Strip NOPs when folding MEM_REF addresses.
	* tree-ssa-sink.c (is_hidden_global_store): Handle TARGET_MEM_REF.
	* gimple-fold.c (maybe_fold_reference): Fold TARGET_MEM_REF here ...
	(fold_gimple_assign): ... not here.

From-SVN: r163802
 2010-09-03 09:50:17 +00:00
Richard Guenther
23a534a102 alias.c (ao_ref_from_mem): Adjust. 
2010-09-01  Richard Guenther  <rguenther@suse.de>

	* alias.c (ao_ref_from_mem): Adjust.
	* builtins.c (get_object_alignment): Likewise.
	* cfgexpand.c (expand_debug_expr): Likewise.
	* gimple.c (get_base_address): Likewise.
	* tree-dfa.c (get_ref_base_and_extent): Likewise.
	(get_addr_base_and_unit_offset): Likewise.  Fix for
	both TMR_SYMBOL and TMR_BASE being set.
	* tree-eh.c (tree_could_trap_p): Likewise.
	* gimplify.c (gimplify_expr): Do not attempt to gimplify
	TMR_SYMBOL.  Always gimplify TMR_BASE.
	* tree-cfg.c (verify_types_in_gimple_reference): Verify
	TMR_BASE if there is a TMR_SYMBOL.
	* tree-pretty-print.c (dump_generic_node): Adjust.
	* tree-ssa-address.c (addr_for_mem_ref): Likewise.
	(tree_mem_ref_addr): Likewise.
	(create_mem_ref_raw): Likewise.
	(move_fixed_address_to_symbol): Likewise.
	(create_mem_ref): Likewise.
	(dump_mem_address): Likewise.
	* tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Adjust.
	Fix for both TMR_SYMBOL and TMR_BASE being set.
	(indirect_refs_may_alias_p): Likewise.
	* tree-ssa-operands.c (get_tmr_operands): Adjust.
	* tree.def (TARGET_MEM_REF): Adjust documentation.

From-SVN: r163733
 2010-09-01 13:28:46 +00:00
Jakub Jelinek
0f643366ab re PR middle-end/45461 (ICE: verify_gimple failed: INDIRECT_REF in gimple IL with -fshort-enums and va_arg) 
PR middle-end/45461
	* builtins.c (dummy_object): Return a MEM_REF instead of INDIRECT_REF.

	* gcc.dg/pr45461.c: New test.

From-SVN: r163678
 2010-08-31 18:13:14 +02:00
Eric Botcazou
d3c1230697 Stack usage support 
Stack usage support
	* common.opt (-fstack-usage): New option.
	* doc/invoke.texi (Debugging options): Document it.
	* builtins.c (expand_builtin_apply): Pass TRUE as 4th argument to
	allocate_dynamic_stack_space.
	(expand_builtin_alloca): Add 4th bool parameter CANNOT_ACCUMULATE
	and propagate it to allocate_dynamic_stack_space.
	(expand_builtin) <BUILT_IN_ALLOCA>: Adjust for above change.
	* calls.c (initialize_argument_information): Pass TRUE as 4th
	argument to allocate_dynamic_stack_space.
	(expand_call): Set current_function_has_unbounded_dynamic_stack_size
	to 1 when pushing a variable-sized argument onto the stack.  Pass
	TRUE as 4th argument to allocate_dynamic_stack_space.
	Update current_function_pushed_stack_size.
	(emit_library_call_value_1): Likewise.
	* explow.c (allocate_dynamic_stack_space): Add 4th bool parameter
	CANNOT_ACCUMULATE.  If flag_stack_usage, look into the size and
	attempt to find an upper bound.  Remove redundant code for the
	SETJMP_VIA_SAVE_AREA case.
	* expr.h (allocate_dynamic_stack_space): Add 4th bool parameter.
	* function.h (struct stack_usage): New structure.
	(current_function_static_stack_size): New macro.
	(current_function_dynamic_stack_size): Likewise.
	(current_function_pushed_stack_size): Likewise.
	(current_function_dynamic_alloc_count): Likewise.
	(current_function_has_unbounded_dynamic_stack_size): Likewise.
	(current_function_allocates_dynamic_stack_space): Likewise.
	(struct function): Add new field 'su'.
	* function.c (instantiate_virtual_regs): If SETJMP_VIA_SAVE_AREA,
	add the value of the dynamic offset to the dynamic stack usage.
	(gimplify_parameters): Set ALLOCA_FOR_VAR_P on call to BUILT_IN_ALLOCA
	for variable-sized objects.
	(prepare_function_start): Allocate cfun->su if flag_stack_usage.
	(rest_of_handle_thread_prologue_and_epilogue): Call output_stack_usage.
	* gimplify.c (gimplify_decl_expr): Set ALLOCA_FOR_VAR_P on call to
	BUILT_IN_ALLOCA for variable-sized objects.
	* output.h (output_stack_usage): Declare.
	* toplev.c (stack_usage_file): New file pointer.
	(output_stack_usage): New function.
	(open_auxiliary_file): Likewise.
	(lang_dependent_init): Open file if flag_stack_usage is set.
	(finalize): Close file if stack_usage_file is not null.
	* tree.h (ALLOCA_FOR_VAR_P): New macro.
	* config/alpha/alpha.c (compute_frame_size): New function.
	(alpha_expand_prologue): Use it.
	(alpha_start_function): Likewise.
	(alpha_expand_epilogue): Likewise.  Set stack usage info.
	* config/i386/i386.c (ix86_expand_prologue): Likewise.
	* config/ia64/ia64.c (ia64_expand_prologue): Likewise.
	* config/mips/mips.c (mips_expand_prologue): Likewise.
	* config/pa/pa.c (hppa_expand_prologue): Likewise.
	* config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
	* config/sparc/sparc.c (sparc_expand_prologue): Likewise.
testsuite/
	* lib/gcc-dg.exp (cleanup-stack-usage): New procedure.
	* lib/scanasm.exp (scan-stack-usage): Likewise.
	(scan-stack-usage-not): Likewise.
	* gcc.dg/stack-usage-1.c: New test.
	* gcc.target/i386/stack-usage-realign.c: Likewise.

From-SVN: r163660
 2010-08-30 20:04:49 +00:00
Richard Guenther
2e481a2ff5 re PR middle-end/21602 (builtin memmove could be memcpy if src and dst don't alias) 
2010-08-30  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/21602
	* builtins.c (fold_builtin_memory_op): Fold memmove to memcpy
	using points-to information.

From-SVN: r163646
 2010-08-30 13:46:31 +00:00
Jakub Jelinek
9e3920e97f re PR tree-optimization/44485 (ICE in get_expr_operands, at tree-ssa-operands.c:1020) 
PR tree-optimization/44485
	* calls.c (flags_from_decl_or_type): For const or pure
	noreturn functions return ECF_LOOPING_CONST_OR_PURE|ECF_NORETURN
	together with ECF_CONST resp. ECF_PURE.
	* builtins.c (expand_builtin): Use flags_from_decl_or_type
	instead of querying flags directly.
	* tree-ssa-loop-niter.c (finite_loop_p): Likewise.
	* tree-ssa-dce.c (find_obviously_necessary_stmts): Likewise.

	* gcc.dg/pr44485.c: New test.

From-SVN: r163568
 2010-08-26 18:39:26 +02:00
Jakub Jelinek
994fc9abdd re PR middle-end/44974 (Function with attribute noreturn omits a call to another function with noreturn) 
PR middle-end/44974
	* builtins.c (expand_builtin): Don't optimize away
	calls to DECL_LOOPING_CONST_OR_PURE_P builtins.

	* gcc.dg/pr44974.c: New test.

From-SVN: r163415
 2010-08-20 20:49:46 +02:00
Jakub Jelinek
d2be807154 builtins.c (fold_builtin_memory_op): Avoid -Wsign-compare warning. 
* builtins.c (fold_builtin_memory_op): Avoid -Wsign-compare
	warning.

From-SVN: r163192
 2010-08-12 16:32:25 +02:00
Richard Guenther
1be38ccb1b tree-flow.h (struct ptr_info_def): Add align and misalign fields. 
2010-08-12  Richard Guenther  <rguenther@suse.de>

	* tree-flow.h (struct ptr_info_def): Add align and misalign fields.
	* tree-ssa-alias.c (get_ptr_info): Move ...
	* tree-ssanames.c (get_ptr_info): ... here.  Initialize
	align and misalign fields conservatively.
	* tree-ssa-ccp.c (ccp_finalize): From partially constant pointers
	derive alignment information.
	(evaluate_stmt): Derive alignment information from memory
	allocation functions.
	* tree.h (get_pointer_alignment): Make unsigned.
	* builtins.c (get_object_alignment): Use alignment information we
	have computed for pointers.
	(get_pointer_alignment): Likewise.  Make conservative, return
	and unsigned value.
	(expand_builtin_strlen): Adjust.
	(expand_builtin_memcmp): Likewise.
	(expand_builtin_strcmp): Likewise.
	(expand_builtin_strncmp): Likewise.
	(get_builtin_sync_mem): Use at least mode alignment.
	(fold_builtin_memset): Adjust.
	(fold_builtin_memory_op): Likewise.
	* gimple-pretty-print.c (dump_gimple_phi): Alongside alias
	information also dump pointer alignment knowledge.
	(dump_gimple_stmt): Likewise.

From-SVN: r163189
 2010-08-12 10:36:08 +00:00
Richard Guenther
e80c2726d2 tree.h (get_object_alignment): Adjust prototype. 
2010-08-10  Richard Guenther  <rguenther@suse.de>

	* tree.h (get_object_alignment): Adjust prototype.
	* builtins.c (get_object_alignment): Return unsigned int,
	drop the align parameter.  Handle MEM_REF, MISALIGNED_INDIRECT_REF
	and TARGET_MEM_REF properly.
	(get_pointer_alignment): Adjust.
	* emit-rtl.c (get_mem_align_offset): Adjust comment.
	(set_mem_attributes_minus_bitpos): Adjust.
	* tree-ssa-ccp.c (get_value_from_alignment): Adjust.

From-SVN: r163051
 2010-08-10 09:16:22 +00:00
Nathan Froyd
f38958e826 builtins.c (fold_builtin_next_arg): Use stdarg_p. 
gcc/
	* builtins.c (fold_builtin_next_arg): Use stdarg_p.
	* config/arm/arm.c (arm_get_pcs_model): Likewise.
	* config/avr/avr.c (init_cumulative_args): Likewise.
	* config/iq2000/iq2000.c (iq2000_expand_prologue): Likewise.
	* config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
	* config/m68k/m68k.c (m68k_return_pops_args): Likewise.
	* config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
	* config/pa/pa.c (hppa_builtin_saveregs): Likewise.
	* config/pa/som.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
	* config/rs6000/rs6000.c (init_cumulative_args): Likewise.
	* dwarf2out.c (gen_subprogram_die): Likewise.
	* function.c (allocate_struct_function): Likewise.
	* c-aux-info.c (gen_formal_list_for_func_dec): Likewise.
	(deserves_ellipsis): Delete.

gcc/cp/
	* tree.c (varargs_function_p): Use stdarg_p.

From-SVN: r163033
 2010-08-09 14:07:58 +00:00
Richard Henderson
bd95721f86 Replace exact_log2(x & -x) in favor of more direct computation. 
* toplev.h (ctz_hwi, clz_hwi, ffs_hwi): New.
	(floor_log2): Use clz_hwi.
	(exact_log2): Use ctz_hwi.
	* toplev.c (ctz_hwi, clz_hwi, ffs_hwi): New.
	* builtins.c (fold_builtin_bitop): Use them.
	* simplify-rtx.c (simplify_const_unary_operation): Likewise.
	* combine.c (get_pos_from_mask): Use ctz_hwi.
	* double-int.c (double_int_ctz): Likewise.
	* explow.c (force_reg): Likewise.
	* tree.h (SET_DECL_OFFSET_ALIGN): Use ffs_hwi.

From-SVN: r162920
 2010-08-05 12:41:31 -07:00
Richard Guenther
3abd6c1abf re PR target/44903 (FAIL: gcc.dg/pr35258.c execution test) 
2010-07-28  Richard Guenther  <rguenther@suse.de>

	PR middle-end/44903
	* builtins.c (fold_builtin_memory_op): On STRICT_ALIGNMENT
	targets try harder to not generate unaligned accesses.

From-SVN: r162624
 2010-07-28 10:32:54 +00:00
Nathan Froyd
c59a0a1d19 builtins.def (BUILT_IN_ARGS_INFO): Remove. 
* builtins.def (BUILT_IN_ARGS_INFO): Remove.
	* ipa-pure-const.c (special_builtlin_state): Remove
	BUILT_IN_ARGS_INFO case.
	* tree-stdarg.c (execute_optimize_stdarg): Likewise.
	* builtins.c (expand_builtin): Likewise.
	(expand_builtin_args_info): Remove.
	* doc/tm.texi (__builtin_args_info): Remove.
	(__builtin_next_arg): Adjust to not refer to __builtin_args_info.
	* doc/tm.text.in: Likewise.

From-SVN: r162463
 2010-07-23 14:31:20 +00:00
Anatoly Sokolov
9a9d280e02 tree.h (enum tree_index): Add TI_INTEGER_THREE. 
* tree.h (enum tree_index): Add TI_INTEGER_THREE.
	(integer_three_node): Add.
	* tree.c (build_common_tree_nodes_2): Use integer_type_node insead of
	NULL_TREE in build_int_cst calls. Initialize the integer_three_node.
	* builtins.c (expand_builtin_prefetch): Use common tree nodes instead
	of call build_int_cst.
	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ditto.
	* tree-ssa-loop-ivopts.c (idx_find_step): Ditto.
	(find_interesting_uses_address): Ditto.
	* tree-ssa-alias.c (ao_ref_init_from_ptr_and_size): Ditto.
	* tree-eh.c (lower_eh_constructs_2): Ditto.
	* tree-vect-loop.c (get_initial_def_for_induction): Ditto.
	* c-typeck.c (really_start_incremental_init, push_init_level): Ditto.
	* expmed.c (expand_divmod): Ditto.
	* tree-mudflap.c (mx_register_decls): Ditto.
	* varasm.c (array_size_for_constructor): Ditto.
	* tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
	* c-parser.c (c_parser_postfix_expression): Ditto.
	
/cp
	* decl.c (integer_three_node): Remove.
	(cxx_init_decl_processing): Do not initialize the integer_three_node.
	* cp-tree.h (integer_three_node): Remove.

From-SVN: r162230
 2010-07-15 22:47:23 +04:00
Magnus Granberg
8ffadef952 builtins.c (expand_builtin_init_trampoline): If -Wtrampolines make a warning. 
2010-07-15  Magnus Granberg  <zorry@gentoo.org>
	    Kevin F. Quinn  <kevquinn@gentoo.org>

        * builtins.c (expand_builtin_init_trampoline): If
	-Wtrampolines make a warning.
	* common.opt:   Add -Wtrampolines.
        * doc/invoke.texi:      Add -Wtrampolines.
testsuite/
        * gcc.dg/Wtrampolines.c: New.

Co-Authored-By: Kevin F. Quinn <kevquinn@gentoo.org>

From-SVN: r162205
 2010-07-15 05:46:36 +00:00
Nathan Froyd
3bb06db415 tree.h (build_function_call_expr): Delete. 
gcc/
	* tree.h (build_function_call_expr): Delete.
	(build_call_expr_loc_array): New function.
	(build_call_expr_loc_vec): New function.
	* tree-flow.h (struct omp_region): Change type of ws_args field
	to a VEC.
	* builtins.c (build_function_call_expr): Delete.
	(build_call_expr_loc_array): New function.
	(build_call_expr_loc): Call it.  Use XALLOCAVEC.
	(build_call_expr): Likewise.
	(build_call_expr_loc_vec): New function.
	* cgraphunit.c (build_cdtor): Call build_call_expr instead of
	build_function_call_expr.
	* expr.c (emutls_var_address): Likewise.
	* varasm.c (emutls_common_1): Likewise.
	* omp-low.c (expand_omp_atomic_mutex): Likewise.
	(expand_omp_taskreg): Adjust for new type of region->ws_args.
	(get_ws_args_for): Return a VEC instead of a tree.
	(expand_parallel_call): Call build_call_expr_loc_vec instead of
	build_function_call_expr.
	* stor-layout.c (self_referential_size): Likewise.

gcc/fortran/
	* trans-decl.c (build_entry_thunks): Call build_call_expr_loc_vec
	instead of build_function_call_expr.
	* trans-intrinsic.c (gfc_conv_intrinsic_sr_kind): Likewise.

From-SVN: r162148
 2010-07-13 18:46:25 +00:00
Richard Sandiford
fa19795ec4 Makefile.in (target-globals.o): Depend on builtins.h. 
gcc/
	* Makefile.in (target-globals.o): Depend on builtins.h.
	* builtins.h: New file.
	* builtins.c: Include builtins.h.
	(default_target_builtins): New variable.
	(this_target_builtins): New conditional variable.
	(apply_args_mode, apply_result_mode): Redefine as macros.
	* target-globals.h (this_target_builtins): Declare.
	(target_globals): Add a builtins field.
	(restore_target_globals): Copy the builtins field to
	this_target_builtins.
	* target-globals.c: Include builtins.h.
	(default_target_globals): Initialize the builtins field.
	(save_target_globals): Likewise.

From-SVN: r162105
 2010-07-12 19:03:35 +00:00
Sandra Loosemore
bec922f040 re PR middle-end/42505 (loop canonicalization causes a lot of unnecessary temporary variables) 
2010-07-10  Sandra Loosemore  <sandra@codesourcery.com>

	PR middle-end/42505

	gcc/
	* tree-inline.c (estimate_num_insns): Refactor builtin complexity
	lookup code into....
	* builtins.c (is_simple_builtin, is_inexpensive_builtin): ...these
	new functions.
	* tree.h (is_simple_builtin, is_inexpensive_builtin): Declare.
	* cfgloopanal.c (target_clobbered_regs): Define.
	(init_set_costs): Initialize target_clobbered_regs.
	(estimate_reg_pressure_cost): Add call_p argument.  When true,
	adjust the number of available registers to exclude the
	call-clobbered registers.
	* cfgloop.h (target_clobbered_regs): Declare.
	(estimate_reg_pressure_cost): Adjust declaration.
	* tree-ssa-loop-ivopts.c (struct ivopts_data): Add body_includes_call.
	(ivopts_global_cost_for_size): Pass it to estimate_reg_pressure_cost.
	(determine_set_costs): Dump target_clobbered_regs.
	(loop_body_includes_call): New function.
	(tree_ssa_iv_optimize_loop): Use it to initialize new field.
	* loop-invariant.c (gain_for_invariant): Adjust arguments to pass
	call_p flag through.
	(best_gain_for_invariant): Likewise.
	(find_invariants_to_move): Likewise.
	(move_single_loop_invariants): Likewise, using already-computed
	has_call field.

From-SVN: r162043
 2010-07-10 14:43:29 -04:00
Anatoly Sokolov
88e0684114 double-int.h (fit_double_type): Remove declaration. 
* double-int.h (fit_double_type): Remove declaration.
	* double-int.c (fit_double_type): Remove function.
	* tree.h (int_fits_type_p): Adjust prototype.
	* tree.c (int_fits_type_p): Return bool. Use double_int_fits_to_tree_p
	instead of fit_double_type.
	(build_int_cst_type): Use double_int_to_tree and shwi_to_double_int
	instead of fit_double_type and build_int_cst_wide.
	* builtins.c (): Use double_int_fits_to_tree_p and double_int_to_tree
	instead of fit_double_type and build_int_cst_wide.
	(fold_builtin_object_size): Use double_int_fits_to_tree_p instead
	of fit_double_type.

From-SVN: r161847
 2010-07-05 22:45:40 +04:00
Richard Sandiford
f9621cc477 gcc/ 
* optabs.h (reload_in_optab, reload_out_optab, code_to_optab)
	(vcond_gen_code, vcondu_gen_code, movmem_optab, setmem_optab)
	(cmpstr_optab, cmpstrn_optab, cmpmem_optab, sync_add_optab)
	(sync_sub_optab, sync_ior_optab, sync_and_optab, sync_xor_optab)
	(sync_nand_optab, sync_old_add_optab, sync_old_sub_optab)
	(sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab)
	(sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab)
	(sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab)
	(sync_new_nand_optab): Redefine as macros.
	(sync_compare_and_swap, sync_lock_test_and_set, sync_lock_release):
	Delete.
	(direct_optab_index): New enum.
	(direct_optab_d): New structure.
	(direct_optab): New typedef.
	(direct_optab_table): Declare.
	(direct_optab_handler, set_direct_optab_handler): New functions.
	(sync_compare_and_swap_optab, sync_lock_test_and_set_optab)
	(sync_lock_release_optab): New macros.
	* optabs.c (direct_optab_table): New variable.
	(movcc_gen_code, vcond_gen_code, vcondu_gen_code): Delete.
	(prepare_cmp_insn): Use direct_optab_handler for cmpmem_optab,
	cmpstr_optab and cmpstrn_optab.
	(emit_conditional_move): Likewise for movcc_optab.
	(can_conditionally_move_p): Likewise for movcc_gen_code.
	(init_insn_codes): Clear direct_optab_table.
	(init_optabs): Don't initialize the new "direct optabs" here.
	(get_vcond_icode): Use direct_optab_handler for vcondu_gen_code and
	vcond_gen_code.
	(expand_val_compare_and_swap): Likewise sync_compare_and_swap_optab.
	(expand_bool_compare_and_swap): Likewise sync_compare_and_swap_optab.
	(expand_compare_and_swap_loop): Likewise sync_compare_and_swap_optab.
	(expand_sync_operation): Likewise other sync_*_optabs.
	(expand_sync_fetch_operation): Likewise.  Rename sync_compare_and_swap
	to sync_compare_and_swap_optab.
	(expand_sync_lock_test_and_set): Use direct_optab_handler for
	sync_lock_test_and_set and sync_compare_and_swap, adding "_optab"
	to the names of both.
	* builtins.c (expand_builtin_strcmp): Use direct_optab_handler for
	cmpstr_optab and cmpstrn_optab.
	(expand_builtin_lock_release): Likewise sync_lock_release.
	* expr.c (movmem_optab, setmem_optab, cmpstr_optab, cmpstrn_optab)
	(cmpmem_optab, sync_add_optab, sync_sub_optab, sync_ior_optab)
	(sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab)
	(sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab)
	(sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab)
	(sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab)
	(sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap)
	(sync_lock_test_and_set, sync_lock_release): Delete.
	(emit_block_move_via_movmem): Use direct_optab_handler for movmem_optab.
	(emit_block_move_via_setmem): Use direct_optab_handler for setmem_optab.
	* genopinit.c (optabs): Use set_direct_optab_handler for the new
	macro optabs.
	* omp-low.c (expand_omp_atomic_fetch_op): Update the type of
	the "optab" local variable.  Use direct_optab_handler for optab and
	sync_compare_and_swap_optab.
	* reload1.c (reload_in_optab, reload_out_optab): Delete.
	* targhooks.c (default_secondary_reload): Use direct_optab_handler for
	reload_in_optab and reload_out_optab.
	* config/alpha/alpha.c (alpha_secondary_reload): Likewise.
	* config/frv/frv.c (frv_alloc_temp_reg): Likewise.
	* config/pa/pa.c (pa_secondary_reload): Likewise.
	* java/builtins.c (compareAndSwapInt_builtin): Use direct_optab_handler
	for sync_compare_and_swap, renaming it to sync_compare_and_swap_optab.
	(compareAndSwapLong_builtin, compareAndSwapObject_builtin): Likewise.
	(VMSupportsCS8_builtin): Likewise.

From-SVN: r161810
 2010-07-04 22:14:56 +00:00
Richard Sandiford
947131ba4e optabs.h (optab_handler, [...]): Turn into inline functions that return an insn code. 
gcc/
	* optabs.h (optab_handler, convert_optab_handler): Turn into
	inline functions that return an insn code.
	(set_optab_handler, set_convert_optab_handler): New functions.
	* builtins.c: Replace optab_handler(X)->insn_code with
	optab_handler or set_optab_handler thoughout.  Likewise
	convert_optab_handler(X)->insn_code with convert_optab_handler
	and set_convert_optab_handler.
	* expmed.c, expr.c, genopinit.c, ifcvt.c, optabs.c, reload.c,
	reload1.c, stmt.c, targhooks.c, tree-ssa-loop-prefetch.c,
	tree-ssa-math-opts.c, tree-vect-data-refs.c, tree-vect-generic.c,
	tree-vect-loop.c, tree-vect-patterns.c, tree-vect-slp.c,
	tree-vect-stmts.c, config/m32c/m32c.c, config/rs6000/rs6000.c,
	config/spu/spu.c: Likewise.

From-SVN: r161808
 2010-07-04 22:13:09 +00:00
Richard Guenther
70f348148c re PR middle-end/42834 (memcpy folding overeager) 
2010-07-01  Richard Guenther  <rguenther@suse.de>

	PR middle-end/42834
	PR middle-end/44468
	* doc/gimple.texi (is_gimple_mem_ref_addr): Document.
	* doc/generic.texi (References to storage): Document MEM_REF.
	* tree-pretty-print.c (dump_generic_node): Handle MEM_REF.
	(print_call_name): Likewise.
	* tree.c (recompute_tree_invariant_for_addr_expr): Handle MEM_REF.
	(build_simple_mem_ref_loc): New function.
	(mem_ref_offset): Likewise.
	* tree.h (build_simple_mem_ref_loc): Declare.
	(build_simple_mem_ref): Define.
	(mem_ref_offset): Declare.
	* fold-const.c: Include tree-flow.h.
	(operand_equal_p): Handle MEM_REF.
	(build_fold_addr_expr_with_type_loc): Likewise.
	(fold_comparison): Likewise.
	(fold_unary_loc): Fold
	VIEW_CONVERT_EXPR <T1, MEM_REF <T2, ...>> to MEM_REF <T1, ...>.
	(fold_binary_loc): Fold MEM[&MEM[p, CST1], CST2] to MEM[p, CST1 + CST2],
	fold MEM[&a.b, CST2] to MEM[&a, offsetof (a, b) + CST2].
	* tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle MEM_REF.
	(ptr_deref_may_alias_ref_p_1): Likewise.
	(ao_ref_base_alias_set): Properly differentiate base object for
	offset and TBAA.
	(ao_ref_init_from_ptr_and_size): Use MEM_REF.
	(indirect_ref_may_alias_decl_p): Handle MEM_REFs properly.
	(indirect_refs_may_alias_p): Likewise.
	(refs_may_alias_p_1): Likewise.  Remove pointer SSA name def
	chasing code.
	(ref_maybe_used_by_call_p_1): Handle MEM_REF.
	(call_may_clobber_ref_p_1): Likewise.
	* dwarf2out.c (loc_list_from_tree): Handle MEM_REF.
	* expr.c (expand_assignment): Handle MEM_REF.
	(store_expr): Handle MEM_REFs from STRING_CSTs.
	(store_field): If expanding a MEM_REF of a non-addressable
	decl use bitfield operations.
	(get_inner_reference): Handle MEM_REF.
	(expand_expr_addr_expr_1): Likewise.
	(expand_expr_real_1): Likewise.
	* tree-eh.c (tree_could_trap_p): Handle MEM_REF.
	* alias.c (ao_ref_from_mem): Handle MEM_REF.
	(get_alias_set): Likewise.  Properly handle VIEW_CONVERT_EXPRs.
	* tree-data-ref.c (dr_analyze_innermost): Handle MEM_REF.
	(dr_analyze_indices): Likewise.
	(dr_analyze_alias): Likewise.
	(object_address_invariant_in_loop_p): Likewise.
	* gimplify.c (mark_addressable): Handle MEM_REF.
	(gimplify_cond_expr): Build MEM_REFs.
	(gimplify_modify_expr_to_memcpy): Likewise.
	(gimplify_init_ctor_preeval_1): Handle MEM_REF.
	(gimple_fold_indirect_ref): Adjust.
	(gimplify_expr): Handle MEM_REF.  Gimplify INDIRECT_REF to MEM_REF.
	* tree.def (MEM_REF): New tree code.
	* tree-dfa.c: Include toplev.h.
	(get_ref_base_and_extent): Handle MEM_REF.
	(get_addr_base_and_unit_offset): New function.
	* emit-rtl.c (set_mem_attributes_minus_bitpos): Handle MEM_REF.
	* gimple-fold.c (may_propagate_address_into_dereference): Handle
	MEM_REF.
	(maybe_fold_offset_to_array_ref): Allow possibly out-of bounds
	accesses if the array has just one dimension.  Remove always true
	parameter.  Do not require type compatibility here.
	(maybe_fold_offset_to_component_ref): Remove.
	(maybe_fold_stmt_indirect): Remove.
	(maybe_fold_reference): Remove INDIRECT_REF handling.
	Fold back to non-MEM_REF.
	(maybe_fold_offset_to_address): Simplify.  Deal with type
	mismatches here.
	(maybe_fold_reference): Likewise.
	(maybe_fold_stmt_addition): Likewise.  Also handle
	&ARRAY + I in addition to &ARRAY[0] + I.
	(fold_gimple_assign): Handle ADDR_EXPR of MEM_REFs.
	(gimple_get_relevant_ref_binfo): Handle MEM_REF.
	* cfgexpand.c (expand_debug_expr): Handle MEM_REF.
	* tree-ssa.c (useless_type_conversion_p): Make most pointer
	conversions useless.
	(warn_uninitialized_var): Handle MEM_REF.
	(maybe_rewrite_mem_ref_base): New function.
	(execute_update_addresses_taken): Implement re-writing of MEM_REFs
	to SSA form.
	* tree-inline.c (remap_gimple_op_r): Handle MEM_REF, remove
	INDIRECT_REF handling.
	(copy_tree_body_r): Handle MEM_REF.
	* gimple.c (is_gimple_addressable): Adjust.
	(is_gimple_address): Likewise.
	(is_gimple_invariant_address): ADDR_EXPRs of MEM_REFs with
	invariant base are invariant.
	(is_gimple_min_lval): Adjust.
	(is_gimple_mem_ref_addr): New function.
	(get_base_address): Handle MEM_REF.
	(count_ptr_derefs): Likewise.
	(get_base_loadstore): Likewise.
	* gimple.h (is_gimple_mem_ref_addr): Declare.
	(gimple_call_fndecl): Handle invariant MEM_REF addresses.
	* tree-cfg.c (verify_address): New function, split out from ...
	(verify_expr): ... here.  Use for verifying ADDR_EXPRs and
	the address operand of MEM_REFs.  Verify MEM_REFs.  Reject
	INDIRECT_REFs.
	(verify_types_in_gimple_min_lval): Handle MEM_REF.  Disallow
	INDIRECT_REF.  Allow conversions.
	(verify_types_in_gimple_reference): Verify VIEW_CONVERT_EXPR of
	a register does not change its size.
	(verify_types_in_gimple_reference): Verify MEM_REF.
	(verify_gimple_assign_single): Disallow INDIRECT_REF.
	Handle MEM_REF.
	* tree-ssa-operands.c (opf_non_addressable, opf_not_non_addressable):
	New.
	(mark_address_taken): Handle MEM_REF.
	(get_indirect_ref_operands): Pass through opf_not_non_addressable.
	(get_asm_expr_operands): Pass opf_not_non_addressable.
	(get_expr_operands): Handle opf_[not_]non_addressable.
	Handle MEM_REF.  Remove INDIRECT_REF handling.
	* tree-vrp.c: (check_array_ref): Handle MEM_REF.
	(search_for_addr_array): Likewise.
	(check_array_bounds): Likewise.
	(vrp_stmt_computes_nonzero): Adjust for MEM_REF.
	* tree-ssa-loop-im.c (for_each_index): Handle MEM_REF.
	(ref_always_accessed_p): Likewise.
	(gen_lsm_tmp_name): Likewise.  Handle ADDR_EXPR.
	* tree-complex.c (extract_component): Do not handle INDIRECT_REF.
	Handle MEM_REF.
	* cgraphbuild.c (mark_load): Properly check for NULL result
	from get_base_address.
	(mark_store): Likewise.
	* tree-ssa-loop-niter.c (array_at_struct_end_p): Handle MEM_REF.
	* tree-loop-distribution.c (generate_builtin): Exchange INDIRECT_REF
	handling for MEM_REF.
	* tree-scalar-evolution.c (follow_ssa_edge_expr): Handle
	&MEM[ptr + CST] similar to POINTER_PLUS_EXPR.
	* builtins.c (stabilize_va_list_loc): Use the function ABI
	valist type if we couldn't canonicalize the argument type.
	Always dereference with the canonical va-list type.
	(maybe_emit_free_warning): Handle MEM_REF.
	(fold_builtin_memory_op): Simplify and handle MEM_REFs in folding
	memmove to memcpy.
	* builtins.c (fold_builtin_memory_op): Use ref-all types
	for all memcpy foldings.
	* omp-low.c (build_receiver_ref): Adjust for MEM_REF.
	(build_outer_var_ref): Likewise.
	(scan_omp_1_op): Likewise.
	(lower_rec_input_clauses): Likewise.
	(lower_lastprivate_clauses): Likewise.
	(lower_reduction_clauses): Likewise.
	(lower_copyprivate_clauses): Likewise.
	(expand_omp_atomic_pipeline): Likewise.
	(expand_omp_atomic_mutex): Likewise.
	(create_task_copyfn): Likewise.
	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MEM_REF.
	Remove old union trick.  Initialize constant offsets.
	(ao_ref_init_from_vn_reference): Likewise.  Do not handle
	INDIRECT_REF.  Init base_alias_set properly.
	(vn_reference_lookup_3): Replace INDIRECT_REF handling with
	MEM_REF.
	(vn_reference_fold_indirect): Adjust for MEM_REFs.
	(valueize_refs): Fold MEM_REFs.  Re-evaluate constant offset
	for ARRAY_REFs.
	(may_insert): Remove.
	(visit_reference_op_load): Do not test may_insert.
	(run_scc_vn): Remove parameter, do not fiddle with may_insert.
	* tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
	a field to store the constant offset this op applies.
	(run_scc_vn): Adjust prototype.
	* cgraphunit.c (thunk_adjust): Adjust for MEM_REF.
	* tree-ssa-ccp.c (ccp_fold): Replace INDIRECT_REF folding with
	MEM_REF.  Propagate &foo + CST as &MEM[&foo, CST].  Do not
	bother about volatile qualifiers on pointers.
	(fold_const_aggregate_ref): Handle MEM_REF, do not handle INDIRECT_REF.
	* tree-ssa-loop-ivopts.c
	* tree-ssa-loop-ivopts.c (determine_base_object): Adjust
	for MEM_REF.
	(strip_offset_1): Likewise.
	(find_interesting_uses_address): Replace INDIRECT_REF handling with
	MEM_REF handling.
	(get_computation_cost_at): Likewise.
	* ipa-pure-const.c (check_op): Handle MEM_REF.
	* tree-stdarg.c (check_all_va_list_escapes): Adjust for MEM_REF.
	* tree-ssa-sink.c (is_hidden_global_store): Handle MEM_REF
	and constants.
	* ipa-inline.c (likely_eliminated_by_inlining_p): Handle MEM_REF.
	* tree-parloops.c (take_address_of): Adjust for MEM_REF.
	(eliminate_local_variables_1): Likewise.
	(create_call_for_reduction_1): Likewise.
	(create_loads_for_reductions): Likewise.
	(create_loads_and_stores_for_name): Likewise.
	* matrix-reorg.c (may_flatten_matrices_1): Sanitize.
	(ssa_accessed_in_tree): Handle MEM_REF.
	(ssa_accessed_in_assign_rhs): Likewise.
	(update_type_size): Likewise.
	(analyze_accesses_for_call_stmt): Likewise.
	(analyze_accesses_for_assign_stmt): Likewise.
	(transform_access_sites): Likewise.
	(transform_allocation_sites): Likewise.
	* tree-affine.c (tree_to_aff_combination): Handle MEM_REF.
	* tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Do
	not handle INDIRECT_REF.
	* tree-ssa-phiopt.c (add_or_mark_expr): Handle MEM_REF.
	(cond_store_replacement): Likewise.
	* tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
	MEM_REF, no not handle INDIRECT_REFs.
	(insert_into_preds_of_block): Properly initialize avail.
	(phi_translate_1): Fold MEM_REFs.  Re-evaluate constant offset
	for ARRAY_REFs.  Properly handle reference lookups that
	require a bit re-interpretation.
	(can_PRE_operation): Do not handle INDIRECT_REF.  Handle MEM_REF.
	* tree-sra.c
	* tree-sra.c (build_access_from_expr_1): Handle MEM_REF.
	(build_ref_for_offset_1): Remove.
	(build_ref_for_offset): Build MEM_REFs.
	(gate_intra_sra): Disable for now.
	(sra_ipa_modify_expr): Handle MEM_REF.
	(ipa_early_sra_gate): Disable for now.
	* tree-sra.c (create_access): Swap INDIRECT_REF handling for
	MEM_REF handling.
	(disqualify_base_of_expr): Likewise.
	(ptr_parm_has_direct_uses): Swap INDIRECT_REF handling for
	MEM_REF handling.
	(sra_ipa_modify_expr): Remove INDIRECT_REF handling.
	Use mem_ref_offset.  Remove bogus folding.
	(build_access_from_expr_1): Properly handle MEM_REF for
	non IPA-SRA.
	(make_fancy_name_1): Add support for MEM_REF.
	* tree-predcom.c (ref_at_iteration): Handle MEM_REFs.
	* tree-mudflap.c (mf_xform_derefs_1): Adjust for MEM_REF.
	* ipa-prop.c (compute_complex_assign_jump_func): Handle MEM_REF.
	(compute_complex_ancestor_jump_func): Likewise.
	(ipa_analyze_virtual_call_uses): Likewise.
	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Replace
	INDIRECT_REF folding with more generalized MEM_REF folding.
	(tree_ssa_forward_propagate_single_use_vars): Adjust accordingly.
	(forward_propagate_addr_into_variable_array_index): Also handle
	&ARRAY + I in addition to &ARRAY[0] + I.
	* tree-ssa-dce.c (ref_may_be_aliased): Handle MEM_REF.
	* tree-ssa-ter.c (find_replaceable_in_bb): Avoid TER if that
	creates assignments with overlap.
	* tree-nested.c (get_static_chain): Adjust for MEM_REF.
	(get_frame_field): Likewise.
	(get_nonlocal_debug_decl): Likewise.
	(convert_nonlocal_reference_op): Likewise.
	(struct nesting_info): Add mem_refs pointer-set.
	(create_nesting_tree): Allocate it.
	(convert_local_reference_op): Insert to be folded mem-refs.
	(fold_mem_refs): New function.
	(finalize_nesting_tree_1): Perform defered folding of mem-refs 
	(free_nesting_tree): Free the pointer-set.
	* tree-vect-stmts.c (vectorizable_store): Adjust for MEM_REF.
	(vectorizable_load): Likewise.
	* tree-ssa-phiprop.c (phiprop_insert_phi): Adjust for MEM_REF.
	(propagate_with_phi): Likewise.
	* tree-object-size.c (addr_object_size): Handle MEM_REFs
	instead of INDIRECT_REFs.
	(compute_object_offset): Handle MEM_REF.
	(plus_stmt_object_size): Handle MEM_REF.
	(collect_object_sizes_for): Dispatch to plus_stmt_object_size
	for &MEM_REF.
	* tree-flow.h (get_addr_base_and_unit_offset): Declare.
	(symbol_marked_for_renaming): Likewise.
	* Makefile.in (tree-dfa.o): Add $(TOPLEV_H).
	(fold-const.o): Add $(TREE_FLOW_H).
	* tree-ssa-structalias.c (get_constraint_for_1): Handle MEM_REF.
	(find_func_clobbers): Likewise.
	* ipa-struct-reorg.c (decompose_indirect_ref_acc): Handle MEM_REF.
	(decompose_access): Likewise.
	(replace_field_acc): Likewise.
	(replace_field_access_stmt): Likewise.
	(insert_new_var_in_stmt): Likewise.
	(get_stmt_accesses): Likewise.
	(reorg_structs_drive): Disable.
	* config/i386/i386.c (ix86_va_start): Adjust for MEM_REF.
	(ix86_canonical_va_list_type): Likewise.

	cp/
	* cp-gimplify.c (cp_gimplify_expr): Open-code the rhs
	predicate we are looking for, allow non-gimplified
	INDIRECT_REFs.

	testsuite/
	* gcc.c-torture/execute/20100316-1.c: New testcase.
	* gcc.c-torture/execute/pr44468.c: Likewise.
	* gcc.c-torture/compile/20100609-1.c: Likewise.
	* gcc.dg/volatile2.c: Adjust.
	* gcc.dg/plugin/selfassign.c: Likewise.
	* gcc.dg/pr36902.c: Likewise.
	* gcc.dg/tree-ssa/foldaddr-2.c: Remove.
	* gcc.dg/tree-ssa/foldaddr-3.c: Likewise.
	* gcc.dg/tree-ssa/forwprop-8.c: Adjust.
	* gcc.dg/tree-ssa/pr17141-1.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-13.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-14.c: Likewise.
	* gcc.dg/tree-ssa/ssa-ccp-21.c: Likewise.
	* gcc.dg/tree-ssa/pta-ptrarith-1.c: Likewise.
	* gcc.dg/tree-ssa/20030807-7.c: Likewise.
	* gcc.dg/tree-ssa/forwprop-10.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-1.c: Likewise.
	* gcc.dg/tree-ssa/pta-ptrarith-2.c: Likewise.
	* gcc.dg/tree-ssa/ssa-ccp-23.c: Likewise.
	* gcc.dg/tree-ssa/forwprop-1.c: Likewise.
	* gcc.dg/tree-ssa/forwprop-2.c: Likewise.
	* gcc.dg/tree-ssa/struct-aliasing-1.c: Likewise.
	* gcc.dg/tree-ssa/ssa-ccp-25.c: Likewise.
	* gcc.dg/tree-ssa/ssa-pre-26.c: Likewise.
	* gcc.dg/tree-ssa/struct-aliasing-2.c: Likewise.
	* gcc.dg/tree-ssa/ssa-ccp-26.c: Likewise.
	* gcc.dg/tree-ssa/ssa-sccvn-4.c: Likewise.
	* gcc.dg/tree-ssa/ssa-pre-7.c: Likewise.
	* gcc.dg/tree-ssa/forwprop-5.c: Likewise.
	* gcc.dg/struct/w_prof_two_strs.c: XFAIL.
	* gcc.dg/struct/wo_prof_escape_arg_to_local.c: Likewise.
	* gcc.dg/struct/wo_prof_global_var.c: Likewise.
	* gcc.dg/struct/wo_prof_malloc_size_var.c: Likewise.
	* gcc.dg/struct/w_prof_local_array.c: Likewise.
	* gcc.dg/struct/w_prof_single_str_global.c: Likewise.
	* gcc.dg/struct/wo_prof_escape_str_init.c: Likewise.
	* gcc.dg/struct/wo_prof_array_through_pointer.c: Likewise.
	* gcc.dg/struct/w_prof_global_array.c: Likewise.
	* gcc.dg/struct/wo_prof_array_field.c: Likewise.
	* gcc.dg/struct/wo_prof_single_str_local.c: Likewise.
	* gcc.dg/struct/w_prof_local_var.c: Likewise.
	* gcc.dg/struct/wo_prof_two_strs.c: Likewise.
	* gcc.dg/struct/wo_prof_empty_str.c: Likewise.
	* gcc.dg/struct/wo_prof_local_array.c: Likewise.
	* gcc.dg/struct/w_prof_global_var.c: Likewise.
	* gcc.dg/struct/wo_prof_single_str_global.c: Likewise.
	* gcc.dg/struct/wo_prof_escape_substr_value.c: Likewise.
	* gcc.dg/struct/wo_prof_global_array.c: Likewise.
	* gcc.dg/struct/wo_prof_escape_return.c: Likewise.
	* gcc.dg/struct/wo_prof_escape_substr_array.c: Likewise.
	* gcc.dg/struct/wo_prof_double_malloc.c: Likewise.
	* gcc.dg/struct/w_ratio_cold_str.c: Likewise.
	* gcc.dg/struct/wo_prof_escape_substr_pointer.c: Likewise.
	* gcc.dg/struct/wo_prof_local_var.c: Likewise.
	* gcc.dg/tree-prof/stringop-1.c: Adjust.
	* g++.dg/tree-ssa/pr31146.C: Likewise.
	* g++.dg/tree-ssa/copyprop-1.C: Likewise.
	* g++.dg/tree-ssa/pr33604.C: Likewise.
	* g++.dg/plugin/selfassign.c: Likewise.
	* gfortran.dg/array_memcpy_3.f90: Likewise.
	* gfortran.dg/array_memcpy_4.f90: Likewise.
	* c-c++-common/torture/pr42834.c: New testcase.

From-SVN: r161655
 2010-07-01 08:49:19 +00:00
Joern Rennecke
f12c802afd re PR other/44644 (type/data name clash makes --enable-build-with-cxx cc1 hard to debug) 
PR other/44644
        * df-core.c (struct df): Rename to df_d.
        * df.h (struct df): Likewise.
        * dse.h (struct df): Remove forward declaration.
        * recog.h (struct insn_data): Rename to:
        (struct_insn_data_d).  Adjusted all users.

From-SVN: r161281
 2010-06-23 15:25:33 +01:00
Jakub Jelinek
aa4936945e re PR bootstrap/44426 (gcc 4.5.0 requires c9x compiler to build) 
PR bootstrap/44426
	* tree.h (build_call_expr): Don't define as vararg macro, instead
	add a prototype.
	* builtins.c (build_call_nofold): Remove.
	(expand_builtin_int_roundingfn, expand_builtin_pow,
	expand_builtin_mempcpy_args, expand_builtin_stpcpy,
	expand_builtin_memset_args, expand_builtin_strcmp,
	expand_builtin_strncmp, expand_builtin_memory_chk): Use
	build_call_nofold_loc instead of build_call_nofold.
	(build_call_expr): New function.

From-SVN: r160754
 2010-06-14 17:53:38 +02:00
Jakub Jelinek
005d613b2d re PR target/43636 (ICE in extract_insn, at recog.c:2103) 
PR target/43636
	* builtins.c (expand_movstr): Use a temporary pseudo instead
	of target even when target is not NULL and not const0_rtx, but
	fails movstr predicate.
	* config/m32c/blkmov.md (movstr): Add predicate to first operand.

	* gcc.c-torture/compile/pr43636.c: New test.

From-SVN: r159972
 2010-05-28 15:35:56 +02:00
Joseph Myers
1da2ed5f19 diagnostic-core.h: New. 
* diagnostic-core.h: New.  Contents moved from diagnostic.h and
	toplev.h.
	* diagnostic.c: Don't include toplev.h.
	(progname): Define.  Moved from toplev.c.
	(seen_error): New function.
	* diagnostic.h: Include diagnostic-core.h.
	(diagnostic_t, emit_diagnostic): Don't declare here.
	* toplev.c (progname): Move to toplev.c.
	(emit_debug_global_declarations, compile_file, finalize,
	do_compile, toplev_main): Use seen_error.
	* toplev.h: Include diagnostic-core.h.
	(trim_filename, GCC_DIAG_STYLE, ATTRIBUTE_GCC_DIAG,
	internal_error, warning, warning_at, error, error_n, error_at,
	fatal_error, pedwarn, permerror, sorry, inform, inform_n,
	verbatim, fnotice, progname): Move to diagnostic-core.h.
	* builtins.c: Include diagnostic-core.h instead of diagnostic.h.
	(expand_builtin_expect): Use seen_error.
	* c-decl.c: Include diagnostic-core.h instead of diagnostic.h.
	(c_make_fname_decl, c_write_global_declarations): Use seen_error.
	* c-format.c: Include diagnostic-core.h instead of diagnostic.h.
	* c-gimplify.c: Include diagnostic-core.h instead of diagnostic.h.
	* c-lang.c: Include diagnostic-core.h instead of diagnostic.h.
	* c-lex.c (c_lex_with_flags, interpret_float): Don't increment
	errorcount for errors.
	* c-opts.c (c_common_finish): Use seen_error.
	* cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
	* cgraphunit.c (verify_cgraph_node, verify_cgraph,
	cgraph_output_pending_asms, cgraph_optimize): Use seen_error.
	* coverage.c: Include diagnostic-core.h instead of diagnostic.h.
	(get_coverage_counts): Use seen_error.
	* dwarf2out.c (dwarf2out_finish): Use seen_error.
	* gimplify.c (gimplify_var_or_parm_decl, gimple_push_cleanup,
	gimplify_body): Use seen_error.
	* ipa-inline.c (cgraph_early_inlining): Use seen_error.
	* ipa-pure-const.c (gate_pure_const): Use seen_error.
	* ipa-reference.c (gate_reference): Use seen_error.
	* jump.c: Include diagnostic-core.h instead of diagnostic.h.
	* lambda-code.c: Include diagnostic-core.h instead of
	diagnostic.h.
	* lto-cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
	* lto-compress.c: Include diagnostic-core.h instead of
	diagnostic.h.
	* lto-section-in.c: Include diagnostic-core.h instead of
	diagnostic.h.
	* lto-streamer-out.c: Include diagnostic-core.h instead of
	diagnostic.h.
	* lto-streamer.c: Include diagnostic-core.h instead of
	diagnostic.h.
	(gate_lto_out): Use seen_error.
	* matrix-reorg.c: Include diagnostic-core.h instead of
	diagnostic.h.
	* omega.c: Include diagnostic-core.h instead of diagnostic.h.
	* omp-low.c: Include diagnostic-core.h instead of diagnostic.h.
	(gate_expand_omp, lower_omp_1): Use seen_error.
	* passes.c: Include diagnostic-core.h instead of diagnostic.h.
	(rest_of_decl_compilation, rest_of_type_compilation,
	gate_rest_of_compilation, ipa_write_summaries): Use seen_error.
	* tree-cfg.c (label_to_block_fn): Use seen_error.
	* tree-inline.c (optimize_inline_calls): Use seen_error.
	* tree-mudflap.c (mudflap_finish_file): Use
	seen_error.
	* tree-optimize.c (gate_all_optimizations,
	gate_all_early_local_passes, gate_all_early_optimizations): Use
	seen_error.
	* tree-ssa-structalias.c (gate_ipa_pta): Use seen_error.
	* varpool.c: Include diagnostic-core.h instead of diagnostic.h.
	(varpool_remove_unreferenced_decls,
	varpool_assemble_pending_decls): Use seen_error.
	* Makefile.in (DIAGNOSTIC_CORE_H): Define.
	(TOPLEV_H, DIAGNOSTIC_H): Update.
	(c-decl.o, c-lang.o, c-format.o, lto-compress.o, lto-cgraph.o,
	lto-streamer-out.o, lto-section-in.o, lto-streamer.o,
	c-gimplify.o, omp-low.o, omega.o, diagnostic.o, passes.o,
	builtins.o, jump.o, cgraph.o, varpool.o, matrix-reorg.o,
	coverage.o, lambda-code.o): Update dependencies.

cp:
	* call.c: Include diagnostic-core.h instead of diagnostic.h.
	* cp-lang.c: Don't include diagnostic.h
	* name-lookup.c: Include diagnostic-core.h instead of
	diagnostic.h.
	(cp_emit_debug_info_for_using): Use seen_error.
	* optimize.c: Include diagnostic-core.h instead of diagnostic.h.
	* parser.c: Include diagnostic-core.h instead of diagnostic.h.
	* pt.c (iterative_hash_template_arg): Use seen_error.
	* repo.c: Include diagnostic-core.h instead of diagnostic.h.
	* typeck2.c: Include diagnostic-core.h instead of diagnostic.h.
	* Make-lang.in (cp/cp-lang.o, cp/typeck2.o, cp/call.o, cp/repo.o,
	cp/optimize.o, cp/parser.o, cp/name-lookup.o): Update
	dependencies.

lto:
	* lto.c: Include diagnostic-core.h instead of diagnostic.h.
	(read_cgraph_and_symbols, lto_main): Use seen_error.
	* Make-lang.in (lto/lto.o): Update dependencies.

objc:
	* objc-act.c: Include diagnostic-core.h instead of diagnostic.h.
	* Make-lang.in (objc/objc-act.o): Update dependencies.

From-SVN: r159947
 2010-05-27 21:16:07 +01:00
Steven Bosscher
d49b6e1e33 real: Do not include gmp.h, mpfr.h, and mpc.h. 
gcc/ChangeLog:
	* real: Do not include gmp.h, mpfr.h, and mpc.h.
	(REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
	(real_value_negate, real_value_abs): New prototypes.
	(do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
	* realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
	new include file for interface between MPFR and REAL_VALUE_TYPE.
	* real.c: Include realmpfr.h.
	(real_arithmetic2): Remove legacy function.
	(real_value_negate): New.
	(real_value_abs): New.
	(mfpr_from_real, real_from_mpfr): Move from here...
	* realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
	* builtins.c: Include realmpfr.h.
	* fold-const.c: Include realmpfr.h.
	(fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
	(fold_negate_const): Likewise.
	(fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
	* toplev.c: Include realmpfr.h.
	* simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
	and real_value_negate.
	* fixed-value.c (check_real_for_fixed_mode): Likewise.
	* config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
	(vfp3_const_double_index): Likewise.
	(arm_print_operand): Likewise.
	* Makefile.in: Update dependencies.

fortran/ChangeLog:
	* trans-const.c: Include realmpfr.h.
	* Make-lang.in: Update dependencies.

From-SVN: r159679
 2010-05-21 18:13:54 +00:00
Steven Bosscher
40013784db tree.h: Include real.h and fixed-value.h as basic datatypes. 
gcc/ChangeLog:
	* tree.h: Include real.h and fixed-value.h as basic datatypes.
	* dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
	tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
	tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
	tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
	genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
	tree-pretty-print.c, tree-loop-distribution.c,
	tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
	tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
	tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
	tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
	tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
	tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
	tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
	tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
	tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
	tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
	genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
	tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
	gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
	tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
	tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
	store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
	tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
	tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
	tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
	tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
	fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
	tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
	config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
	config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
	config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
	config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
	config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
	config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
	config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
	config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
	config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
	config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
	config/score/score7.c, config/score/score.c, config/arm/arm.c,
	config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
	config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
	config/bfin/bfin.c:
	Clean up redundant includes.
	* Makefile.in: Update accordingly.

java/ChangeLog:
	* typeck.c, decl.c, jcf-parse.c, except.c, expr.c:

cp/Changelog:
	* error.c, tree.c, typeck2.c, cxx-pretty-print.c, mangle.c:
	Clean up redundant includes.

fortran/ChangeLog:
	* trans-const.c, trans-types.c, trans-intrinsic.c:
	Clean up redundant includes.

From-SVN: r159663
 2010-05-21 13:53:22 +00:00
Nathan Froyd
0a7561b793 re PR middle-end/44204 (ICE in gimple_op_ptr, at gimple.h:167) 
PR middle-end/44204
	* builtins.c (fold_call_stmt): Pass &error_mark_node if the call
	statement has no arguments.

From-SVN: r159662
 2010-05-21 13:17:04 +00:00
Nathan Froyd
f311c3b4a6 hooks.h (hook_tree_tree_tree_bool_null): Rename to... 
* hooks.h (hook_tree_tree_tree_bool_null): Rename to...
	(hook_tree_tree_int_treep_bool_null): ...this.  Update signature.
	* hooks.c: Likewise.
	* target-def.h (TARGET_FOLD_BUILTIN): Define to
	hook_tree_tree_int_treep_bool_null.
	* target.h: (struct gcc_target): Update signature of fold_builtin
	field.
	* doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
	* builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
	instead of the call expression.
	(fold_builtin_call_array): Pass n and argarray directly.
	(fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
	consing a list.
	* config/alpha/alpha.c (alpha_fold_builtin): Update signature.  Lift
	MAX_ARGS check out of the loop.  Delete declaration of `arity', declare
	`i' and use it in place of `arity'.
	* config/sparc/sparc.c (sparc_fold_builtin): Update signature.
	Dereference `args' directly.
	* config/xtensa/xtensa (xtensa_fold_builtin): Likewise.

From-SVN: r159585
 2010-05-19 16:23:27 +00:00
Nathan Froyd
58a1185978 tree.h (CALL_EXPR_ARGS): Delete. 
* tree.h (CALL_EXPR_ARGS): Delete.
	(call_expr_arglist): Delete.
	* tree.c (call_expr_arglist): Delete.
	* builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
	targetm.fold_builtin.
	* config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
	Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
	* config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
	arglist parameter.  Use CALL_EXPR_ARG.
	(picochip_expand_builtin_3op): Likewise.
	(picochip_expand_builtin_2opvoid): Likewise.
	(picochip_expand_array_get): Likewise.
	(picochip_expand_array_put): Likewise.
	(picochip_expand_array_testport): Likewise.
	(picochip_expand_builtin): Don't call CALL_EXPR_ARGS.  Pass exp
	rather than arglist.
	* config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
	CALL_EXPR_ARGS.
	* config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
	than TREE_VALUE and TREE_CHAIN.
	* config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
	* doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
	the arglist.

From-SVN: r159502
 2010-05-17 18:16:27 +00:00
Anatoly Sokolov
82f81f18bf target.h (struct calls): Add function_value_regno_p field. 
* target.h (struct calls): Add function_value_regno_p field.
	* target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
	(TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
	* targhooks.c (default_function_value_regno_p): New function.
	* targhooks.h (default_function_value_regno_p): Declare function.
	* rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
	* builtins.c. (apply_result_size): (Ditto.).
	* combine.c. (likely_spilled_retval_p): (Ditto.).
	* mode-switching.c. Include 'target.h'.
	(create_pre_exit): Use function_value_regno_p hook.
	* Makefile.in (mode-switching.o): Add dependency on TARGET_H.
	* doc/tm.texi (FUNCTION_VALUE_REGNO_P,
	TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.

	* config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
	* config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
	(ix86_function_value_regno_p): Declare as static, change argument
	type to const unsigned int.
	* config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.

From-SVN: r158970
 2010-05-02 14:49:10 +04:00
Richard Guenther
0646825443 builtins.c (fold_builtin_1): Delete free (0). 
2010-04-30  Richard Guenther  <rguenther@suse.de>

	* builtins.c (fold_builtin_1): Delete free (0).

	* gcc.dg/tree-ssa/builtin-free.c: New testcase.

From-SVN: r158923
 2010-04-30 08:18:51 +00:00
Kaveh R. Ghazi
3c642f929e builtins.c (fold_builtin_cproj): Fold more cases. 
* builtins.c (fold_builtin_cproj): Fold more cases.

testsuite:
        * gcc.dg/torture/builtin-cproj-1.c: Test more cases.

From-SVN: r158574
 2010-04-20 20:12:47 +00:00
Kaveh R. Ghazi
43272bf5fd builtins.c (build_complex_cproj, [...]): New. 
* builtins.c (build_complex_cproj, fold_builtin_cproj): New.
        (fold_builtin_1): Fold builtin cproj.
        * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
        Use ATTR_CONST_NOTHROW_LIST.

From-SVN: r158573
 2010-04-20 20:09:17 +00:00
Anatoly Sokolov
54fb1ae03e double-int.h (double_int_setbit): Declare. 
* double-int.h (double_int_setbit): Declare.
	* double-int.c (double_int_setbit): New function.
	* rtl.h (immed_double_int_const): Declare.
	* emit-rtl.c (immed_double_int_const): New function.
	* builtins.c (expand_builtin_signbit): Clean up, use double_int_*
	and immed_double_int_const functions.
	* optabs.c (expand_absneg_bit, expand_copysign_absneg,
	expand_copysign_bit):  (Ditto.).
	* simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
	* tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
	* dojump.c (prefer_and_bit_test): (Ditto.).
	* expr.c (convert_modes, reduce_to_bit_field_precision,
	const_vector_from_tree): (Ditto.).
	* expmed.c (mask_rtx, lshift_value): (Ditto.).

From-SVN: r158566
 2010-04-20 20:33:46 +04:00
Michael Meissner
3eb4dbe35b PR 42694: Optimize pow (x, 0.25), pow (x, 0.75), pow (x, 1./6.) 
From-SVN: r158346
 2010-04-14 15:01:40 +00:00
Michael Matz
f78b86c049 re PR middle-end/43730 (internal compiler error: in expand_builtin_interclass_mathfn, at builtins.c:2313) 
PR middle-end/43730
	* builtins.c (expand_builtin_interclass_mathfn): Also create
	a register if the predicate doesn't match.

testsuite/
	* gcc.dg/pr43730.c: New test.

From-SVN: r158268
 2010-04-13 13:35:30 +00:00
Richard Guenther
54c5ec4fbf re PR bootstrap/43737 (Bootstrap broken at -O3) 
2010-04-13  Richard Guenther  <rguenther@suse.de>

	PR bootstrap/43737
	* builtins.c (c_readstr): Fix assert.

From-SVN: r158264
 2010-04-13 12:23:17 +00:00
Richard Guenther
6af84c851d re PR middle-end/40106 (Weird interaction between optimize_insn_for_speed_p and -funsafe-math-optimizations) 
2010-03-22  Richard Guenther  <rguenther@suse.de>

	PR middle-end/40106
	* builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
	x * sqrt (x) even when optimizing for size if the target
	has native support for sqrt.

From-SVN: r157623
 2010-03-22 12:38:02 +00:00
Michael Matz
8a0b1aa4c1 re PR target/43305 (ICE: in emit_unop_insn, at optabs.c:3838 with -Os -ffast-math and ilogbl()) 
PR 43305
	* builtins.c (expand_builtin_interclass_mathfn,
	expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
	if that fails.

testsuite/
	* gcc.dg/pr43305.c: New testcase.

From-SVN: r157567
 2010-03-19 12:37:28 +00:00
Michael Matz
c21372c41e re PR middle-end/43419 (gcc replaces pow(x, 0.5) by sqrt(x), invalid when x is -0) 
PR middle-end/43419
	* builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
	into sqrt(x) if we need to preserve signed zeros.

testsuite/
	* gcc.dg/pr43419.c: New testcase.

From-SVN: r157543
 2010-03-18 16:07:53 +00:00
Jakub Jelinek
40e90eac95 re PR middle-end/42233 (c++ builtin_expect code generation regression) 
PR middle-end/42233
	* expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
	do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
	* dojump.c: Include output.h.
	(inv): New inline function.
	(jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
	do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
	do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
	do_jump_by_parts_equality, do_compare_and_jump): Add PROB
	argument, pass it down to other calls.
	(do_compare_rtx_and_jump): Likewise.  If PROB is not -1,
	add REG_BR_PROB note to the conditional jump.
	* cfgexpand.c (add_reg_br_prob_note): Removed.
	(expand_gimple_cond): Don't call it, add the probability
	as last argument to jumpif_1/jumpifnot_1.
	* Makefile.in (dojump.o): Depend on output.h.
	* builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
	callers.
	* expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
	* stmt.c (do_jump_if_equal): Likewise.
	* cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
	* loop-unswitch.c (compare_and_jump_seq): Likewise.
	* config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
	Likewise.
	* optabs.c (expand_doubleword_shift, expand_abs): Likewise.
	* expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
	jumpifnot_1 callers.
	(expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
	callers.
	(store_expr): Adjust jumpifnot caller.
	(store_constructor): Adjust jumpif caller.

From-SVN: r156889
 2010-02-19 10:53:51 +01:00
Jakub Jelinek
cbb1ab1040 builtins.c (set_builtin_user_assembler_name): Also handle ffs if int is smaller than word. 
* builtins.c (set_builtin_user_assembler_name): Also handle
	ffs if int is smaller than word.

	* gcc.dg/builtin-ffs-1.c: New test.

From-SVN: r156646
 2010-02-10 10:21:12 +01:00
Jason Merrill
59d49708b2 re PR c++/35652 (offset warning should be given in the front-end) 
PR c++/35652
	* builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.

From-SVN: r156469
 2010-02-03 11:28:07 -05:00
Richard Guenther
ab996409bc re PR middle-end/42667 (internal compiler error: in insert_into_preds_of_block, at tree-ssa-pre.c:3146) 
2010-01-10  Richard Guenther  <rguenther@suse.de>

	PR middle-end/42667
	* builtins.c (fold_builtin_strlen): Add type argument and
	convert the resulting length to it.
	(fold_builtin_1): Adjust.

	* gcc.dg/torture/pr42667.c: New testcase.

From-SVN: r155791
 2010-01-10 19:37:45 +00:00
H.J. Lu
0bdf1263df Move 2009 ChangeLog to ChangeLog-2009. 
From-SVN: r155556
 2010-01-01 09:08:32 -08:00
Richard Guenther
a28ff68b14 re PR middle-end/42559 (ice in emit_block_move_hints with -O2) 
2010-01-01  Richard Guenther  <rguenther@suse.de>

	PR middle-end/42559
	* builtins.c (get_object_alignment): Do not use DECL_ALIGN
	for LABEL_DECLs.

	* gcc.c-torture/compile/pr42559.c: New testcase.

From-SVN: r155554
 2010-01-01 13:56:50 +00:00
Richard Guenther
e100f3957c re PR middle-end/42397 (FAIL: gfortran.dg/lto/20091028-2 f_lto_20091028-2_0.o-f_lto_20091028-2_1.o link, internal compiler error) 
2009-12-17  Richard Guenther  <rguenther@suse.de>

	PR middle-end/42397
	* builtins.c (get_object_alignment): Properly deal with
	a CONST_DECL base.
	* expr.c (emit_block_move_hints): Assert the alignment makes
	sense.

From-SVN: r155316
 2009-12-17 14:36:43 +00:00
David Edelsohn
14aa63526a builtins.c (do_mpc_ckconv): Pass the component type to real_from_mpfr(). 
* builtins.c (do_mpc_ckconv): Pass the component type to
	real_from_mpfr().

From-SVN: r155122
 2009-12-09 21:42:40 -05:00
Kaveh R. Ghazi
16a19648a2 re PR other/40302 (GCC must hard-require MPC before release) 
PR other/40302
	* builtins.c: Remove HAVE_mpc* checks throughout.
	* fold-const.c: Likewise.
	* real.h: Likewise.
	* toplev.c: Likewise.

From-SVN: r155046
 2009-12-07 15:42:55 +00:00
Michael Matz
6dc3bf569b builtins.c (expand_builtin_printf, [...]): Remove. 
* builtins.c (expand_builtin_printf, expand_builtin_fprintf,
        expand_builtin_sprintf): Remove.
        (expand_builtin): Don't call them.

From-SVN: r154673
 2009-11-26 13:49:35 +00:00
H.J. Lu
b8698a0f37 Remove trailing white spaces. 
2009-11-25  H.J. Lu  <hongjiu.lu@intel.com>

	* alias.c: Remove trailing white spaces.
	* alloc-pool.c: Likewise.
	* alloc-pool.h: Likewise.
	* attribs.c: Likewise.
	* auto-inc-dec.c: Likewise.
	* basic-block.h: Likewise.
	* bb-reorder.c: Likewise.
	* bt-load.c: Likewise.
	* builtins.c: Likewise.
	* builtins.def: Likewise.
	* c-common.c: Likewise.
	* c-common.h: Likewise.
	* c-cppbuiltin.c: Likewise.
	* c-decl.c: Likewise.
	* c-format.c: Likewise.
	* c-lex.c: Likewise.
	* c-omp.c: Likewise.
	* c-opts.c: Likewise.
	* c-parser.c: Likewise.
	* c-pretty-print.c: Likewise.
	* c-tree.h: Likewise.
	* c-typeck.c: Likewise.
	* caller-save.c: Likewise.
	* calls.c: Likewise.
	* cfg.c: Likewise.
	* cfganal.c: Likewise.
	* cfgexpand.c: Likewise.
	* cfghooks.c: Likewise.
	* cfghooks.h: Likewise.
	* cfglayout.c: Likewise.
	* cfgloop.c: Likewise.
	* cfgloop.h: Likewise.
	* cfgloopmanip.c: Likewise.
	* cfgrtl.c: Likewise.
	* cgraph.c: Likewise.
	* cgraph.h: Likewise.
	* cgraphbuild.c: Likewise.
	* cgraphunit.c: Likewise.
	* cif-code.def: Likewise.
	* collect2.c: Likewise.
	* combine.c: Likewise.
	* convert.c: Likewise.
	* coverage.c: Likewise.
	* crtstuff.c: Likewise.
	* cse.c: Likewise.
	* cselib.c: Likewise.
	* dbgcnt.c: Likewise.
	* dbgcnt.def: Likewise.
	* dbgcnt.h: Likewise.
	* dbxout.c: Likewise.
	* dce.c: Likewise.
	* ddg.c: Likewise.
	* ddg.h: Likewise.
	* defaults.h: Likewise.
	* df-byte-scan.c: Likewise.
	* df-core.c: Likewise.
	* df-problems.c: Likewise.
	* df-scan.c: Likewise.
	* df.h: Likewise.
	* dfp.c: Likewise.
	* diagnostic.c: Likewise.
	* diagnostic.h: Likewise.
	* dominance.c: Likewise.
	* domwalk.c: Likewise.
	* double-int.c: Likewise.
	* double-int.h: Likewise.
	* dse.c: Likewise.
	* dwarf2asm.c: Likewise.
	* dwarf2asm.h: Likewise.
	* dwarf2out.c: Likewise.
	* ebitmap.c: Likewise.
	* ebitmap.h: Likewise.
	* emit-rtl.c: Likewise.
	* et-forest.c: Likewise.
	* except.c: Likewise.
	* except.h: Likewise.
	* expmed.c: Likewise.
	* expr.c: Likewise.
	* expr.h: Likewise.
	* final.c: Likewise.
	* flags.h: Likewise.
	* fold-const.c: Likewise.
	* function.c: Likewise.
	* function.h: Likewise.
	* fwprop.c: Likewise.
	* gcc.c: Likewise.
	* gcov-dump.c: Likewise.
	* gcov-io.c: Likewise.
	* gcov-io.h: Likewise.
	* gcov.c: Likewise.
	* gcse.c: Likewise.
	* genattr.c: Likewise.
	* genattrtab.c: Likewise.
	* genautomata.c: Likewise.
	* genchecksum.c: Likewise.
	* genconfig.c: Likewise.
	* genflags.c: Likewise.
	* gengtype-parse.c: Likewise.
	* gengtype.c: Likewise.
	* gengtype.h: Likewise.
	* genmddeps.c: Likewise.
	* genmodes.c: Likewise.
	* genopinit.c: Likewise.
	* genpreds.c: Likewise.
	* gensupport.c: Likewise.
	* ggc-common.c: Likewise.
	* ggc-page.c: Likewise.
	* ggc-zone.c: Likewise.
	* ggc.h: Likewise.
	* gimple-iterator.c: Likewise.
	* gimple-low.c: Likewise.
	* gimple-pretty-print.c: Likewise.
	* gimple.c: Likewise.
	* gimple.def: Likewise.
	* gimple.h: Likewise.
	* gimplify.c: Likewise.
	* graphds.c: Likewise.
	* graphite-clast-to-gimple.c: Likewise.
	* gthr-nks.h: Likewise.
	* gthr-posix.c: Likewise.
	* gthr-posix.h: Likewise.
	* gthr-posix95.h: Likewise.
	* gthr-single.h: Likewise.
	* gthr-tpf.h: Likewise.
	* gthr-vxworks.h: Likewise.
	* gthr.h: Likewise.
	* haifa-sched.c: Likewise.
	* hard-reg-set.h: Likewise.
	* hooks.c: Likewise.
	* hooks.h: Likewise.
	* hosthooks.h: Likewise.
	* hwint.h: Likewise.
	* ifcvt.c: Likewise.
	* incpath.c: Likewise.
	* init-regs.c: Likewise.
	* integrate.c: Likewise.
	* ipa-cp.c: Likewise.
	* ipa-inline.c: Likewise.
	* ipa-prop.c: Likewise.
	* ipa-pure-const.c: Likewise.
	* ipa-reference.c: Likewise.
	* ipa-struct-reorg.c: Likewise.
	* ipa-struct-reorg.h: Likewise.
	* ipa-type-escape.c: Likewise.
	* ipa-type-escape.h: Likewise.
	* ipa-utils.c: Likewise.
	* ipa-utils.h: Likewise.
	* ipa.c: Likewise.
	* ira-build.c: Likewise.
	* ira-color.c: Likewise.
	* ira-conflicts.c: Likewise.
	* ira-costs.c: Likewise.
	* ira-emit.c: Likewise.
	* ira-int.h: Likewise.
	* ira-lives.c: Likewise.
	* ira.c: Likewise.
	* jump.c: Likewise.
	* lambda-code.c: Likewise.
	* lambda-mat.c: Likewise.
	* lambda-trans.c: Likewise.
	* lambda.h: Likewise.
	* langhooks.c: Likewise.
	* lcm.c: Likewise.
	* libgcov.c: Likewise.
	* lists.c: Likewise.
	* loop-doloop.c: Likewise.
	* loop-init.c: Likewise.
	* loop-invariant.c: Likewise.
	* loop-iv.c: Likewise.
	* loop-unroll.c: Likewise.
	* lower-subreg.c: Likewise.
	* lto-cgraph.c: Likewise.
	* lto-compress.c: Likewise.
	* lto-opts.c: Likewise.
	* lto-section-in.c: Likewise.
	* lto-section-out.c: Likewise.
	* lto-streamer-in.c: Likewise.
	* lto-streamer-out.c: Likewise.
	* lto-streamer.c: Likewise.
	* lto-streamer.h: Likewise.
	* lto-symtab.c: Likewise.
	* lto-wpa-fixup.c: Likewise.
	* matrix-reorg.c: Likewise.
	* mcf.c: Likewise.
	* mode-switching.c: Likewise.
	* modulo-sched.c: Likewise.
	* omega.c: Likewise.
	* omega.h: Likewise.
	* omp-low.c: Likewise.
	* optabs.c: Likewise.
	* optabs.h: Likewise.
	* opts-common.c: Likewise.
	* opts.c: Likewise.
	* params.def: Likewise.
	* params.h: Likewise.
	* passes.c: Likewise.
	* plugin.c: Likewise.
	* postreload-gcse.c: Likewise.
	* postreload.c: Likewise.
	* predict.c: Likewise.
	* predict.def: Likewise.
	* pretty-print.c: Likewise.
	* pretty-print.h: Likewise.
	* print-rtl.c: Likewise.
	* print-tree.c: Likewise.
	* profile.c: Likewise.
	* read-rtl.c: Likewise.
	* real.c: Likewise.
	* recog.c: Likewise.
	* reg-stack.c: Likewise.
	* regcprop.c: Likewise.
	* reginfo.c: Likewise.
	* regmove.c: Likewise.
	* regrename.c: Likewise.
	* regs.h: Likewise.
	* regstat.c: Likewise.
	* reload.c: Likewise.
	* reload1.c: Likewise.
	* resource.c: Likewise.
	* rtl.c: Likewise.
	* rtl.def: Likewise.
	* rtl.h: Likewise.
	* rtlanal.c: Likewise.
	* sbitmap.c: Likewise.
	* sched-deps.c: Likewise.
	* sched-ebb.c: Likewise.
	* sched-int.h: Likewise.
	* sched-rgn.c: Likewise.
	* sched-vis.c: Likewise.
	* sdbout.c: Likewise.
	* sel-sched-dump.c: Likewise.
	* sel-sched-dump.h: Likewise.
	* sel-sched-ir.c: Likewise.
	* sel-sched-ir.h: Likewise.
	* sel-sched.c: Likewise.
	* sel-sched.h: Likewise.
	* sese.c: Likewise.
	* sese.h: Likewise.
	* simplify-rtx.c: Likewise.
	* stack-ptr-mod.c: Likewise.
	* stmt.c: Likewise.
	* stor-layout.c: Likewise.
	* store-motion.c: Likewise.
	* stringpool.c: Likewise.
	* stub-objc.c: Likewise.
	* sync-builtins.def: Likewise.
	* target-def.h: Likewise.
	* target.h: Likewise.
	* targhooks.c: Likewise.
	* targhooks.h: Likewise.
	* timevar.c: Likewise.
	* tlink.c: Likewise.
	* toplev.c: Likewise.
	* toplev.h: Likewise.
	* tracer.c: Likewise.
	* tree-affine.c: Likewise.
	* tree-affine.h: Likewise.
	* tree-browser.def: Likewise.
	* tree-call-cdce.c: Likewise.
	* tree-cfg.c: Likewise.
	* tree-cfgcleanup.c: Likewise.
	* tree-chrec.c: Likewise.
	* tree-chrec.h: Likewise.
	* tree-complex.c: Likewise.
	* tree-data-ref.c: Likewise.
	* tree-data-ref.h: Likewise.
	* tree-dfa.c: Likewise.
	* tree-dump.c: Likewise.
	* tree-dump.h: Likewise.
	* tree-eh.c: Likewise.
	* tree-flow-inline.h: Likewise.
	* tree-flow.h: Likewise.
	* tree-if-conv.c: Likewise.
	* tree-inline.c: Likewise.
	* tree-into-ssa.c: Likewise.
	* tree-loop-distribution.c: Likewise.
	* tree-loop-linear.c: Likewise.
	* tree-mudflap.c: Likewise.
	* tree-nested.c: Likewise.
	* tree-nomudflap.c: Likewise.
	* tree-nrv.c: Likewise.
	* tree-object-size.c: Likewise.
	* tree-optimize.c: Likewise.
	* tree-outof-ssa.c: Likewise.
	* tree-parloops.c: Likewise.
	* tree-pass.h: Likewise.
	* tree-phinodes.c: Likewise.
	* tree-predcom.c: Likewise.
	* tree-pretty-print.c: Likewise.
	* tree-profile.c: Likewise.
	* tree-scalar-evolution.c: Likewise.
	* tree-ssa-address.c: Likewise.
	* tree-ssa-alias.c: Likewise.
	* tree-ssa-ccp.c: Likewise.
	* tree-ssa-coalesce.c: Likewise.
	* tree-ssa-copy.c: Likewise.
	* tree-ssa-copyrename.c: Likewise.
	* tree-ssa-dce.c: Likewise.
	* tree-ssa-dom.c: Likewise.
	* tree-ssa-dse.c: Likewise.
	* tree-ssa-forwprop.c: Likewise.
	* tree-ssa-ifcombine.c: Likewise.
	* tree-ssa-live.c: Likewise.
	* tree-ssa-live.h: Likewise.
	* tree-ssa-loop-ch.c: Likewise.
	* tree-ssa-loop-im.c: Likewise.
	* tree-ssa-loop-ivcanon.c: Likewise.
	* tree-ssa-loop-ivopts.c: Likewise.
	* tree-ssa-loop-manip.c: Likewise.
	* tree-ssa-loop-niter.c: Likewise.
	* tree-ssa-loop-prefetch.c: Likewise.
	* tree-ssa-loop-unswitch.c: Likewise.
	* tree-ssa-loop.c: Likewise.
	* tree-ssa-math-opts.c: Likewise.
	* tree-ssa-operands.c: Likewise.
	* tree-ssa-operands.h: Likewise.
	* tree-ssa-phiopt.c: Likewise.
	* tree-ssa-phiprop.c: Likewise.
	* tree-ssa-pre.c: Likewise.
	* tree-ssa-propagate.c: Likewise.
	* tree-ssa-reassoc.c: Likewise.
	* tree-ssa-sccvn.c: Likewise.
	* tree-ssa-sink.c: Likewise.
	* tree-ssa-structalias.c: Likewise.
	* tree-ssa-ter.c: Likewise.
	* tree-ssa-threadedge.c: Likewise.
	* tree-ssa-threadupdate.c: Likewise.
	* tree-ssa-uncprop.c: Likewise.
	* tree-ssa.c: Likewise.
	* tree-ssanames.c: Likewise.
	* tree-switch-conversion.c: Likewise.
	* tree-tailcall.c: Likewise.
	* tree-vect-data-refs.c: Likewise.
	* tree-vect-generic.c: Likewise.
	* tree-vect-loop-manip.c: Likewise.
	* tree-vect-loop.c: Likewise.
	* tree-vect-patterns.c: Likewise.
	* tree-vect-slp.c: Likewise.
	* tree-vect-stmts.c: Likewise.
	* tree-vectorizer.c: Likewise.
	* tree-vectorizer.h: Likewise.
	* tree-vrp.c: Likewise.
	* tree.c: Likewise.
	* tree.def: Likewise.
	* tree.h: Likewise.
	* treestruct.def: Likewise.
	* unwind-compat.c: Likewise.
	* unwind-dw2-fde-glibc.c: Likewise.
	* unwind-dw2.c: Likewise.
	* value-prof.c: Likewise.
	* value-prof.h: Likewise.
	* var-tracking.c: Likewise.
	* varasm.c: Likewise.
	* varpool.c: Likewise.
	* vec.c: Likewise.
	* vec.h: Likewise.
	* vmsdbgout.c: Likewise.
	* web.c: Likewise.
	* xcoffout.c: Likewise.

From-SVN: r154645
 2009-11-25 02:55:54 -08:00
Michael Matz
a5883ba0de tree.h (union tree_ann_d): Don't declare. 
* tree.h (union tree_ann_d): Don't declare.
	(tree_base): Remove ann field.
	(struct var_ann_d): Declare forward.
	(tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
	(DECL_VAR_ANN_PTR): New macro.
	* tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
	accept only VAR, PARM or RESULT decls.
	(create_tree_common_ann): Remove.
	(remove_referenced_var): Use DECL_VAR_ANN_PTR.
	* tree-eh.c (lookup_expr_eh_lp): Remove.
	* tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
	DECL_VAR_ANN_PTR.
	(ann_type, tree_common_ann, get_tree_common_ann): Remove.
	* tree-flow.h (enum tree_ann_type): Remove.
	(struct tree_ann_common_d): Remove.
	(struct var_ann_d): Remove common field.
	(union tree_ann_d): Remove.
	(tree_ann_t, tree_ann_common_t): Remove typedefs.
	(tree_common_ann, get_tree_common_ann, ann_type,
	create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
	* tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
	* tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
	* builtins.c (expand_builtin_memcpy): Use
	currently_expanding_gimple_stmt instead of tree annotation.
	(expand_builtin_memset_args): Ditto.
	* cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
	(expand_call_stmt): Don't set tree annotation.
	(expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
	* expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
	* gimple.h (currently_expanding_gimple_stmt): Declare.

From-SVN: r154502
 2009-11-24 15:37:32 +00:00
Paolo Carlini
3ab084fa78 builtins.c (apply_args_reg_offset): Remove commented out delaration. 
2009-11-08  Paolo Carlini  <paolo.carlini@oracle.com>

	* builtins.c (apply_args_reg_offset): Remove commented out delaration.

From-SVN: r154015
 2009-11-08 21:26:57 +00:00
David Binderman
451409e493 builtins.c (apply_args_size, [...]): Remove some set but not used variables. 
2009-11-07  David Binderman <dcb314@hotmail.com>

	* builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
	expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
	set but not used variables.
	* calls.c (flags_from_decl_or_type): Likewise.
	* genautomata.c (check_regexp_units_distribution): Likewise.

From-SVN: r154001
 2009-11-07 20:51:14 +00:00
Jakub Jelinek
f46835f5ad re PR debug/41801 (VTA: ICE in loc_cmp.) 
PR debug/41801
	* builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
	call convert_memory_address on addr.

	* g++.dg/ext/sync-3.C: New test.

From-SVN: r153669
 2009-10-28 15:43:04 +01:00
Kaveh R. Ghazi
376da68ead builtins.c (fold_builtin_cabs): Use validate_arg(). 
* builtins.c (fold_builtin_cabs): Use validate_arg().
	(fold_builtin_cexp): Fix if-logic.
	(fold_builtin_1): Check subtype for BUILT_IN_CIMAG.

From-SVN: r153488
 2009-10-23 05:28:25 +00:00
Kaveh R. Ghazi
7610abd8cb builtins.c (fold_builtin_1): Support complex "arc" functions. 
* builtins.c (fold_builtin_1): Support complex "arc" functions.
	* real.h (HAVE_mpc_arc): Define.

testsuite:
	* gcc.dg/torture/builtin-math-6.c: Test complex "arc" functions.
	* lib/target-supports.exp (check_effective_target_mpc_arc): New.

From-SVN: r152746
 2009-10-14 01:14:53 +00:00
Michael Matz
6728ee7987 re PR middle-end/41573 (segfault in trunk related to strings) 
PR middle-end/41573
	* builtins.c (fold_builtin_isascii): Use fold_build2.
	(fold_builtin_isdigit): Ditto.
	* except.c (duplicate_eh_regions_1): Tolerate NULL labels.
	* tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
	remove_useless_stmts_cond, remove_useless_stmts_tf,
	remove_useless_stmts_tc, remove_useless_stmts_bind,
	remove_useless_stmts_goto, remove_useless_stmts_label,
	remove_useless_stmts_1, remove_useless_stmts,
	pass_remove_useless_stmts): Remove.
	* tree-pass.h (pass_remove_useless_stmts): Don't declare.
	* passes.c (init_optimization_passes): Don't add
	pass_remove_useless_stmts.
	* tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
	* tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
	static constants.
	* lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
	for static constants.
	* lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
	* lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.

testsuite/
	* gcc.dg/tree-ssa/foldstring-1.c: Use fre dump.
	* gcc.dg/tree-ssa/useless-1.c: Use gimple dump.
	* gcc.dg/pr41573.c: New test.

From-SVN: r152563
 2009-10-08 16:03:11 +00:00
Diego Novillo
d7f09764d7 Merge lto branch into trunk. 
From-SVN: r152434
 2009-10-03 17:10:11 -04:00
Michael Matz
44e10129de builtins.c (interclass_mathfn_icode): New helper. 
* builtins.c (interclass_mathfn_icode): New helper.
	(expand_builtin_interclass_mathfn): Use it here, and split folding
	into ...
	(fold_builtin_interclass_mathfn): ... this new folder.
	(build_call_nofold_loc): New static helper.
	(build_call_nofold): New wrapper macro for above.
	(expand_builtin_int_roundingfn): Use it instead of build_call_expr.
	(expand_builtin_pow): Ditto.
	(expand_builtin_memset_args): Ditto.
	(expand_builtin_printf): Ditto.
	(expand_builtin_fprintf): Ditto.
	(expand_builtin_sprintf): Ditto.
	(expand_builtin_memory_chk): Ditto.
	(expand_builtin_mempcpy_args): Ditto and don't call folders.
	(expand_builtin_stpcpy): Ditto.
	(expand_builtin_strcmp): Ditto.
	(expand_builtin_strncmp): Ditto.
	(expand_builtin_strcpy): Remove FNDECL and MODE arguments.
	(expand_builtin_strcpy_args): Don't call folders.
	(expand_builtin_memcmp): Ditto.
	(expand_builtin_strncpy): Ditto, and use target.
	(expand_builtin_memcpy): Ditto.
	(expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
	expand_builtin_strpbrk, expand_builtin_memmove,
	expand_builtin_memmove_args, expand_builtin_bcopy,
	expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
	expand_builtin_strspn, expand_builtin_strcspn,
	expand_builtin_fputs): Remove these.
	(expand_builtin): Don't call the above, change calls to other
	expanders that changed prototype.
	(fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
	(fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
	fold_builtin_interclass_mathfn.
	(fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
	(fold_builtin_strcat): Add folding split from expand_builtin_strcat.

	* fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
	* passes.c (init_optimization_passes): Move pass_fold_builtins
	after last phiopt pass.
	* tree-inline.c (fold_marked_statements): When folding builtins
	iterate over all instruction potentially generated.
	* tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
	earlier.
	(fold_gimple_call): Use it to always fold calls (into potentially
	multiple instructions).
	* tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
	calls into zero at this time.
	* tree-ssa-propagate.c (substitute_and_fold): Ignore multiple 
	statements generated by builtin folding.

testsuite/
	* gcc.dg/builtins-44.c: Use __builtin_isinf_sign when checking
	for sign of -Inf.

From-SVN: r152236
 2009-09-28 12:54:23 +00:00
Richard Henderson
531ca746f9 re PR target/41246 (should "sorry" when regparm=3 and nested functions are encountered) 
PR target/41246
	* target.h (struct gcc_target): Add asm_out.trampoline_template,
	calls.static_chain, calls.trampoline_init,
	calls.trampoline_adjust_address.
	* target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
	(TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
	(TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
	* builtins.c (expand_builtin_setjmp_receiver): Use
	targetm.calls.static_chain; only clobber registers.
	(expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
	set up memory attributes properly for the trampoline block.
	(expand_builtin_adjust_trampoline): Use
	targetm.calls.trampoline_adjust_address.
	* calls.c (prepare_call_address): Add fndecl argument.  Use
	targetm.calls.static_chain.
	* df-scan.c (df_need_static_chain_reg): Remove.
	(df_get_entry_block_def_set): Use targetm.calls.static_chain;
	consolodate static chain handling.
	* doc/tm.texi: Document new hooks.
	* emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
	(init_emit_regs): Don't initialize them.
	* expr.h (prepare_call_address): Update decl.
	* final.c (profile_function): Use targetm.calls.static_chain.
	* function.c (expand_function_start): Likewise.
	* rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
	* stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
	only clobber registers.
	* targhooks.c (default_static_chain): New.
	(default_asm_trampoline_template, default_trampoline_init): New.
	(default_trampoline_adjust_address): New.
	* targhooks.h: Declare them.
	* varasm.c (assemble_trampoline_template): Use
	targetm.asm_out.trampoline_template.  Make the memory block const
	and set its size.

From-SVN: r151983
 2009-09-22 08:11:37 -07:00
Kaveh R. Ghazi
ca75b92633 re PR middle-end/30789 (complex folding inexact) 
PR middle-end/30789
	* builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
	(do_mpc_ckconv): Accept FORCE_CONVERT parameter.
	(fold_builtin_2, do_mpc_arg1): Update accordingly.
	* fold-const.c (const_binop): Likewise.
	* real.h (do_mpc_arg2): Update prototype.

testsuite:
	* gcc.dg/torture/builtin-math-7.c: Update for testing Annex G
	cases in static initializers.

From-SVN: r151904
 2009-09-20 15:39:22 +00:00
Richard Henderson
1c384bf142 builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec. 
* builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
	* cfgbuild.c (make_edges): Handle asm goto.
	* cfglayout.c (fixup_reorder_chain): Likewise.
	* cfgrtl.c (patch_jump_insn): Likewise.
	* gimple-pretty-print.c (dump_gimple_asm): Likewise.
	* gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
	(gimple_build_asm_vec): Add and use labels parameter.
	(gimple_build_asm): Remove.
	(walk_gimple_asm): Walk labels too.
	* gimple.def (GIMPLE_ASM): Update docs.
	* gimple.h: Update decls.
	(struct gimple_statement_asm): Change nc to use unsigned char;
	add nl member.
	(gimple_asm_nlabels): New.
	(gimple_asm_label_op, gimple_asm_set_label_op): New.
	* gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
	into gimple_build_asm_vec.
	* jump.c (mark_jump_label_asm): New.
	(mark_jump_label): Use it.
	(redirect_jump_1): Handle asm goto.
	(invert_jump_1): Soft fail if X is null.
	* recog.c (extract_asm_operands): New.
	(asm_noperands): Use it; handle asm labels.
	(decode_asm_operands): Use extract_asm_operands.
	(asm_operand_ok): Properly handle empty string.
	* reg-stack.c (get_asm_operands_in_out): Rename from
	get_asm_operand_n_inputs; use extract_asm_operands; return both
	inputs and outputs by reference; update all callers.
	* rtl.def (ASM_OPERANDS): Add label vector as operand 6.
	* rtl.h (ASM_OPERANDS_LABEL_VEC): New.
	(ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
	(ASM_OPERANDS_SOURCE_LOCATION): Renumber.
	(extract_asm_operands): Declare.
	* stmt.c (expand_asm_operands): Add and use labels parameter.
	(check_unique_operand_names): Likewise.
	(resolve_asm_operand_names, resolve_operand_name_1): Likewise.
	(expand_asm_stmt): Handle asm labels.
	* tree-cfg.c (make_gimple_asm_edges): New.
	(make_edges): Use it.
	(cleanup_dead_labels): Handle asm labels.
	(is_ctrl_altering_stmt): Likewise.
	(gimple_redirect_edge_and_branch): Likewise.
	* tree.def (ASM_EXPR): Add 5th operand.
	* tree.h (ASM_LABELS): New.
	(resolve_asm_operand_names): Update decl.

	* c-parser.c (c_parser_asm_statement): Parse asm goto.
	(c_parser_asm_goto_operands): New.
	* c-tree.h (build_asm_expr): Update decl.
	* c-typeck.c (build_asm_expr): Add and use labels parameter.
	* doc/extend.texi: Document asm goto.

gcc/ada/
	* gcc-interface/trans.c (Pragma_to_gnu): Use build5 for ASM_EXPR.

gcc/cp/
	* cp-tree.h (finish_asm_stmt): Update decl.
	* parser.c (cp_parser_asm_definition): Parse asm goto.
	(cp_parser_asm_label_list): New.
	* pt.c (tsubst_copy_asm_operands): Don't recurse on labels.
	(tsubst_expr): Handle asm labels.
	* semantics.c (finish_asm_stmt): Add and use labels parameter.

gcc/testsuite/
	* c-c++-common/asmgoto-1.c, c-c++-common/asmgoto-2.c,
	c-c++-common/asmgoto-3.c, gcc.c-torture/compile/asmgoto-1.c,
	gcc.dg/tree-ssa/asmgoto-1.c: New files.

Co-Authored-By: Jakub Jelinek <jakub@redhat.com>

From-SVN: r151701
 2009-09-14 13:17:24 -07:00
Richard Henderson
1d65f45cfa Squash commit of EH in gimple 
From-SVN: r151696
 2009-09-14 12:18:58 -07:00
Michael Matz
28ed065ef9 expr.h (emit_storent_insn, [...]): Declare. 
* expr.h (emit_storent_insn, expand_expr_real_1,
	expand_expr_real_2): Declare.
	* expr.c (emit_storent_insn, expand_expr_real_1,
	expand_expr_real_2): Export.
	(store_expr): Setting and evaluating dont_return_target is
	useless.
	(expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
	LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
	* except.c (expand_resx_expr): Rename to ...
	(expand_resx_stmt): ... this.  Rewrite to take gimple statement.
	* except.h (expand_resx_stmt): Declare.
	* stmt.c: Add include gimple.h
	(expand_asm_expr): Rename to ...
	(expand_asm_stmt): ... this. Rewrite to take gimple statement.
	(expand_case): Rewrite to take gimple statement.
	* tree.h (expand_asm_stmt): Declare.
	(expand_case): Change prototype.
	* Makefile.in (stmt.o): Depend on gimple.h.
	* builtins.c (expand_builtin_synchronize): Build gimple asm
	statement, not an ASM_EXPR.
	* cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
	gimple_to_tree, release_stmt_tree): Remove.
	(expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
	ggc_free, but hold comparison code and operands separately.
	Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
	(expand_call_stmt, expand_gimple_stmt_1,
	expand_gimple_stmt): New helpers.
	(expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
	release_stmt_tree.  Call expand_gimple_stmt instead.
	(expand_gimple_basic_block): Ditto.

	* calls.c (emit_call_1): Don't look at EH regions here, make
	fntree parameter useless.
	(expand_call): New local rettype for TREE_TYPE(exp), use it
	throughout.  Remove local p, use addr instead.
	Don't look at EH regions here.

From-SVN: r151350
 2009-09-02 21:13:34 +00:00
Richard Guenther
638381579b revert: builtins.c (fold_builtin_memory_op): Use the alias oracle to query if the memory regions for memmove overlap. 
2009-09-02  Richard Guenther  <rguenther@suse.de>

        Revert
        2009-08-31  Richard Guenther  <rguenther@suse.de>

        * builtins.c (fold_builtin_memory_op): Use the alias oracle
        to query if the memory regions for memmove overlap.
        * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
        asserts on pointers, instead deal with odd trees.
        (ptr_derefs_may_alias_p): Likewise.
        (refs_may_alias_p_1): Constructor bases also never alias.

From-SVN: r151320
 2009-09-02 11:58:27 +00:00
Richard Guenther
71c00b5c99 tree.c (tree_expr_size): New function. 
2009-09-01  Richard Guenther  <rguenther@suse.de>

	* tree.c (tree_expr_size): New function.
	* tree.h (tree_expr_size): Declare.
	* rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
	* builtins.c (fold_builtin_memory_op): Use tree_expr_size.
	* langhooks.c (lhd_expr_size): Remove.
	* langhooks.h (struct lang_hooks): Remove expr_size.
	* explow.c (expr_size): Use tree_expr_size.
	(int_expr_size): Likewise.
	* langhooks-def.h (lhd_expr_size): Remove.
	(LANG_HOOKS_EXPR_SIZE): Likewise.
	(LANG_HOOKS_INITIALIZER): Adjust.

	cp/
	* cp-objcp-common.c (cp_expr_size): Use tree_expr_size.
	* cp-objcp-common.h (LANG_HOOKS_EXPR_SIZE): Do not define.

From-SVN: r151261
 2009-09-01 08:41:53 +00:00
Richard Guenther
e2abde5f35 builtins.c (fold_builtin_memory_op): Use the alias oracle to query if the memory regions for memmove overlap. 
2009-08-31  Richard Guenther  <rguenther@suse.de>

	* builtins.c (fold_builtin_memory_op): Use the alias oracle
	to query if the memory regions for memmove overlap.
	* tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
	asserts on pointers, instead deal with odd trees.
	(ptr_derefs_may_alias_p): Likewise.
	(refs_may_alias_p_1): Constructor bases also never alias.

From-SVN: r151241
 2009-08-31 12:52:17 +00:00
Richard Guenther
776e717416 re PR middle-end/41094 (Erroneous optimization of pow() with -ffast-math) 
2009-08-18  Richard Guenther  <rguenther@suse.de>

	PR middle-end/41094
	* builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
	pow(x,y*z) only if x is nonnegative.

	* gcc.dg/torture/pr41094.c: New testcase.
	* gcc.dg/torture/builtin-power-1.c: Adjust.
	* gcc.dg/builtins-10.c: Likewise.

From-SVN: r150874
 2009-08-18 13:40:18 +00:00
Kaveh R. Ghazi
2f440f6aba re PR middle-end/30789 (complex folding inexact) 
PR middle-end/30789

	* builtins.c (do_mpc_arg2): Make extern, define for any MPC
	version.  Move declaration...
	* real.h (do_mpc_arg2): ... here.
	* fold-const.c (const_binop): Use MPC for complex MULT_EXPR
	and RDIV_EXPR.

testsuite:
	* gcc.dg/torture/builtin-math-7.c: New.

From-SVN: r150760
 2009-08-14 16:44:36 +00:00
Richard Guenther
ac8f7e421b re PR bootstrap/40788 (ICE on sparc: tree check: expected class 'expression', have 'declaration' (var_decl) in gimplify_va_arg_expr, at builtins.c:5107) 
2009-08-11  Richard Guenther  <rguenther@suse.de>
        
        PR bootstrap/40788
        * builtins.c (gimplify_va_arg_expr): Do not call 
        SET_EXPR_LOCATION.

From-SVN: r150648
 2009-08-11 11:39:43 +00:00
H.J. Lu
3ac337c3f5 re PR bootstrap/40781 (Revision 149722 failed to bootstrap) 
2009-07-16  H.J. Lu  <hongjiu.lu@intel.com>

	PR bootstrap/40781
	* builtins.c (expand_builtin_memcmp): Use loc instead of
	EXPR_LOCATION (exp).
	(expand_builtin_strncmp): Likewise.

From-SVN: r149733
 2009-07-16 18:03:55 -07:00
Aldy Hernandez
db3927fb49 re PR c/40435 (Revision 148442 caused many regressions on trunk) 
2009-07-17  Aldy Hernandez  <aldyh@redhat.com>
	    Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR 40435 
	* tree-complex.c, tree-loop-distribution.c,
	tree.c, tree.h, builtins.c, fold-const.c, omp-low.c,
	cgraphunit.c, tree-ssa-ccp.c, tree-ssa-dom.c,
	gimple-low.c, expr.c, tree-ssa-ifcombine.c, c-decl.c,
	stor-layout.c, tree-if-conv.c, c-typeck.c,
	gimplify.c, calls.c, tree-sra.c, tree-mudflap.c,
	tree-ssa-copy.c, tree-ssa-forwprop.c, c-convert.c, c-omp.c,
	varasm.c, tree-inline.c, c-common.c,
	c-common.h, gimple.c, tree-switch-conversion.c, gimple.h,
	tree-cfg.c, c-parser.c, convert.c: Add location
	argument to fold_{unary,binary,ternary}, fold_build[123],
	build_call_expr, build_size_arg, build_fold_addr_expr,
	build_call_array, non_lvalue, size_diffop,
	fold_build1_initializer, fold_build2_initializer,
	fold_build3_initializer, fold_build_call_array,
	fold_build_call_array_initializer, fold_single_bit_test,
	omit_one_operand, omit_two_operands, invert_truthvalue,
	fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
	combine_comparisons, fold_builtin_*, fold_call_expr,
	build_range_check, maybe_fold_offset_to_address, round_up,
	round_down.
objc/
	* objc-act.c: Add location argument to all calls to
	build_fold_addr_expr.
testsuite/
	* gcc.dg/pr36902.c: Add column info.
	* g++.dg/gcov/gcov-2.C: Change count for definition.
cp/
	* typeck.c, init.c, class.c, method.c, rtti.c, except.c, error.c,
	tree.c, cp-gimplify.c, cxx-pretty-print.c, pt.c, semantics.c,
	call.c, cvt.c, mangle.c: Add location argument to
	fold_{unary,binary,ternary}, fold_build[123], build_call_expr,
	build_size_arg, build_fold_addr_expr, build_call_array,
	non_lvalue, size_diffop, fold_build1_initializer,
	fold_build2_initializer, fold_build3_initializer,
	fold_build_call_array, fold_build_call_array_initializer,
	fold_single_bit_test, omit_one_operand, omit_two_operands,
	invert_truthvalue, fold_truth_not_expr, build_fold_indirect_ref,
	fold_indirect_ref, combine_comparisons, fold_builtin_*,
	fold_call_expr, build_range_check, maybe_fold_offset_to_address,
	round_up, round_down.
fortran/
	* trans-expr.c, trans-array.c, trans-openmp.c, trans-stmt.c,
	trans.c, trans-io.c, trans-decl.c, trans-intrinsic.c: Add location
	argument to fold_{unary,binary,ternary}, fold_build[123],
	build_call_expr, build_size_arg, build_fold_addr_expr,
	build_call_array, non_lvalue, size_diffop,
	fold_build1_initializer, fold_build2_initializer,
	fold_build3_initializer, fold_build_call_array,
	fold_build_call_array_initializer, fold_single_bit_test,
	omit_one_operand, omit_two_operands, invert_truthvalue,
	fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
	combine_comparisons, fold_builtin_*, fold_call_expr,
	build_range_check, maybe_fold_offset_to_address, round_up,
	round_down.

Co-Authored-By: Manuel López-Ibáñez <manu@gcc.gnu.org>

From-SVN: r149722
 2009-07-16 22:29:52 +00:00
Kaveh R. Ghazi
a41d064d96 builtins.c (do_mpc_arg2): New. 
* builtins.c (do_mpc_arg2): New.
	(fold_builtin_2): Fold builtin cpow.
	* real.h (HAVE_mpc_pow): New.

testsuite:
	* gcc.dg/torture/builtin-math-5.c: Add more cases.
	* gcc.dg/torture/builtin-math-6.c: Likewise.  Depend on
	effective target "mpc_pow".
	* lib/target-supports.exp (check_effective_target_mpc_pow): New.

From-SVN: r149716
 2009-07-16 17:46:30 +00:00
Jason Merrill
b35c816088 builtins.c (can_trust_pointer_alignment): New fn. 
* builtins.c (can_trust_pointer_alignment): New fn.
	(get_pointer_alignment): Factor it out from here.
	* tree.h: Declare it.
	* cp/call.c (build_over_call): Use it.

From-SVN: r149635
 2009-07-14 14:15:22 -04:00
Paolo Bonzini
337e5d984b builtins.c (expand_errno_check): Use do_compare_rtx_and_jump. 
2009-06-28  Paolo Bonzini  <bonzini@gnu.org>

        * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
        * dojump.c (do_jump): Change handling of floating-point
        ops to use just do_compare_and_jump.
        (split_comparison): New.
        (do_compare_rtx_and_jump): Add here logic coming previously
        in do_jump, using split_comparison.

From-SVN: r149031
 2009-06-28 16:53:18 +00:00
Olatunji Ruwase
efb303b1e8 builtins.c (expand_builtin_alloca): Handle builtin alloca that is marked not to be inlined. 
* builtins.c (expand_builtin_alloca): Handle builtin alloca
	that is marked not to be inlined. Remove flag_mudflap use.
	* tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
	(mf_xform_statements): Mark builtin alloca calls as un-inlineable.

From-SVN: r148980
 2009-06-26 11:10:03 -07:00
Shujing Zhao
481683e1d5 alias.c: Use REG_P... 
2009-06-22  Shujing Zhao  <pearly.zhao@oracle.com>

	* alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
	JUMP_TABLE_DATA_P predicates where applicable.
	* auto-inc-dec.c: Ditto.
	* builtins.c: Ditto.
	* caller-save.c: Ditto.
	* calls.c: Ditto.
	* cfgcleanup.c: Ditto.
	* cfglayout.c: Ditto.
	* cfgrtl.c: Ditto.
	* combine.c: Ditto.
	* combine-stack-adj.c: Ditto.
	* cse.c: Ditto.
	* cselib.c: Ditto.
	* dbxout.c: Ditto.
	* df-scan.c: Ditto.
	* dse.c: Ditto.
	* dwarf2asm.c: Ditto.
	* dwarf2out.c: Ditto.
	* emit-rtl.c: Ditto.
	* except.c: Ditto.
	* explow.c: Ditto.
	* expmed.c: Ditto.
	* expr.c: Ditto.
	* final.c: Ditto.
	* function.c: Ditto.
	* fwprop.c: Ditto.
	* gcse.c: Ditto.
	* genpreds.c: Ditto.
	* genrecog.c: Ditto.
	* ifcvt.c: Ditto.
	* ira-costs.c: Ditto.
	* ira-lives.c: Ditto.
	* jump.c: Ditto.
	* loop-iv.c: Ditto.
	* lower-subreg.c: Ditto.
	* modulo-sched.c: Ditto.
	* optabs.c: Ditto.
	* postreload.c: Ditto.
	* print-rtl.c: Ditto.
	* recog.c: Ditto.
	* reginfo.c: Ditto.
	* regmove.c: Ditto.
	* reload1.c: Ditto.
	* reload.c: Ditto.
	* reorg.c: Ditto.
	* rtlanal.c: Ditto.
	* rtl.c: Ditto.
	* sched-vis.c: Ditto.
	* sdbout.c: Ditto.
	* sel-sched-ir.c: Ditto.
	* simplify-rtx.c: Ditto.
	* targhooks.c: Ditto.
	* var-tracking.c: Ditto.
	* vmsdbgout.c: Ditto.

From-SVN: r148786
 2009-06-22 10:29:13 +00:00
Uros Bizjak
dc6707b847 re PR testsuite/40491 (Revision 148663 caused extra failures) 
* optabs.h (enum optab_index): Add new OTI_significand.
	(significand_optab): Define corresponding macro.
	* optabs.c (init_optabs): Initialize significand_optab.
	* genopinit.c (optabs): Implement significand_optab using
	significand?f2 patterns.
	* builtins.c (expand_builtin_mathfn): Handle
	BUILT_IN_SIGNIFICAND{,F,L}.
	(expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
	expand_builtin_mathfn if flag_unsafe_math_optimizations is set.

	* config/i386/i386.md (significandxf2, significand<mode>2): New
	expanders to implement significandf, significand and significandl
	built-ins as inline x87 intrinsics.

testsuite/ChangeLog:

	* gcc.dg/builtins-34.c: Add significand cases.

	PR testsuite/40491
	* testsuite/gcc.dg/20080522-1.c: Remove testcase for real.
	* testsuite/gcc.dg/20080528-1.c: Ditto.

From-SVN: r148705
 2009-06-19 16:22:16 +02:00
Aldy Hernandez
c2255bc488 java-gimplify.c (java_gimplify_block): New argument to build_empty_stmt. 
gcc/java/
	* java-gimplify.c (java_gimplify_block): New argument to
	build_empty_stmt.
	* expr.c (force_evaluation_order): Same.
	* typeck.c: Add location to build_decl or PUSH_FIELD calls.
	* class.c: Same.
	* decl.c: Same.
	* jcf-parse.c: Same.
	* constants.c: Same.
	* resource.c: Same.
	* except.c: Same.
	* builtins.c: Same.
	* expr.c: Same.
	* java-tree.h (PUSH_FIELD): Add location field.
gcc/objc/
	* objc-act.c (finish_var_decl): Pass location to finish_decl.
	(objc_get_parm_info): Same.
	(get_super_receiver): Same.
	* objc-act.c (objc_build_component_ref): Pass location to
	build_compound_ref.
	(build_module_initializer_routine): Pass location to
	c_end_compound_stmt.
	(objc_generate_static_init_call): Pass location to build_stmt.
	(build_typed_selector_reference): New location argument.
	(build_selector_reference): Same.
	(objc_substitute_decl): Pass location to build_array_ref.
	(next_sjlj_build_try_catch_finally): Pass location to build_stmt.
	(objc_begin_catch_clause): Same.
	(objc_finish_try_stmt): Same.
	(objc_finish_catch_clause): Pass location to c_end_compound_stmt.
	(objc_build_throw_stmt): New argument.
	(generate_shared_structures): Pass location to build_c_cast.
	(objc_build_message_expr): Use local location.
	(objc_finish_message_expr): Use input_location.
	(build_objc_method_call): New argument.
	(objc_build_selector_expr): Same.
	(get_super_receiver): Pass location to build_c_cast,
	build_modify_expr, build_compound_expr.
	* objc-act.c: Add location to all calls to start_struct, build_decl,
	finish_struct.
gcc/
	* tree-pretty-print.c (dump_generic_node): Dump column numbers.
	* gimple-pretty-print.c (dump_gimple_stmt): Same.
	* gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
	created.
	* c-parser.c (c_parser_binary_expression): Use current column while
	building binary operations.
	* common.opt (fshow-column): Enable by default.
	* tree-vrp.c (check_array_ref): Use warning_at.
	(check_array_bounds): Use location from call back if expr has no
	location.
	* tree.h: Add location argument to maybe_fold_*.
	* tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
	(maybe_fold_offset_to_array_ref): Add location argument and use it.
	(maybe_fold_offset_to_component_ref): Same.
	(maybe_fold_offset_to_reference): Same.
	(maybe_fold_offset_to_address): Same.
	(maybe_fold_stmt_indirect): Same.
	(maybe_fold_stmt_addition): Same.
	(fold_stmt_r): Pass location to maybe_fold_*.
	(fold_gimple_assign): Same.
	* c-tree.h: Add location argument to finish_decl,
	default_function_array_conversion, store_init_value.
	* c-decl.c (define_label): Use error_at.
	(c_make_fname_decl): Pass location to finish_decl.
	(finish_decl): New location argument.
	(build_compound_literal): Pass location to store_init_value.
	(grokdeclarator): Pass location to finish_decl.
	(grokfield): Same.
	* c-typeck.c (array_to_pointer_conversion): New location argument.
	(function_to_pointer_conversion): Same.
	(default_function_array_conversion): Same.
	(parser_build_unary_op): Pass location to overflow_warning.
	(parser_build_binary_op): Same.  Use warning_at.
	(build_unary_op): Pass location to array_to_pointer_conversion.
	(build_c_cast): Pass location to digest_init.
	(build_modify_expr): New location argument.
	(convert_for_assignment): Same.
	(store_init_value): Same.
	(digest_init): Same.
	(output_init_element): Pass location to digest_init and
	array_to_pointer_conversion.
	(c_finish_return): Pass location to convert_for_assignment.
	* gimplify.c (gimplify_conversion): Pass location to
	maybe_fold_offset_to_address.
	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
	to maybe_fold_stmt_addition.
	* c-omp.c (c_finish_omp_atomic): Pass new location to
	build_modify_expr.
	(c_finish_omp_for): Same.
	* c-common.c (overflow_warning): New argument.
	* c-common.h: New argument to build_modify_expr, overflow_warning.
	* c-parser.c (c_parser_declaration_or_fndef): Pass location to
	finish_decl.
	(c_parser_initializer): Pass location to
	default_function_array_conversion.
	(c_parser_initelt): Same.
	(c_parser_initval): Same.
	(c_parser_asm_operands): Same.
	(c_parser_expr_no_commas): Same.  Pass location to build_modify_expr.
	(c_parser_conditional_expression): Same.
	(c_parser_binary_expression): Add location info to stack.  Use it.
	(c_parser_unary_expression): Pass location to
	default_function_array_conversion, parser_build_unary_op,
	build_indirect_ref, c_parser_postfix_expression_after_primary.
	(c_parser_postfix_expression_after_primary): New location argument.
	Use it.
	(c_parser_expression_conv): Pass location to
	default_function_array_conversion.
	(c_parser_expr_list): Same.
	(c_parser_omp_atomic): Same.
	(c_parser_omp_for_loop): Same.
	* c-tree.h: (struct c_declarator): Add comment to id_loc.
	(build_array_declarator): New argument.
	* c-decl.c (build_array_declarator): Add location argument.
	(grokdeclarator): Set id_loc for cdk_array.
	* c-parser.c (c_parser_direct_declarator_inner): Pass location to
	build_array_declarator.
	* tree.c (build_omp_clause): Add location argument.
	* tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
	(OMP_CLAUSE_LOCATION): New macro.
	(struct tree_omp_clause): Add location field.
	(build_omp_clause): Add argument.
	* testsuite/gcc.dg/gomp/for-1.c: Fix column.
	* cp/pt.c (tsubst_omp_for_iterator): Pass location to
	build_omp_clause.
	* cp/parser.c (cp_parser_omp_var_list_no_open): Same.
	(cp_parser_omp_clause_collapse): Same.
	(cp_parser_omp_clause_default): Same.
	(cp_parser_omp_clause_if): Same.
	(cp_parser_omp_clause_nowait): Same.
	(cp_parser_omp_clause_num_threads): Same.
	(cp_parser_omp_clause_ordered): Same.
	(cp_parser_omp_clause_schedule): Same.
	(cp_parser_omp_clause_untied): Same.
	(cp_parser_omp_for_loop): Same.
	(cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
	* c-tree.h (c_start_case): Add location argument.
	(c_process_expr_stmt): Same.
	(c_finish_goto_*): Same.
	* tree-parloops.c (initialize_reductions): Pass location to
	build_omp_clause.
	(create_parallel_loop): Same.
	* fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
	(gfc_trans_omp_reduction_list): Same.
	(gfc_trans_omp_clauses): Same.
	(gfc_trans_omp_do): Same.
	* c-typeck.c (c_finish_goto_label): Same.
	(c_finish_goto_ptr): New location argument.
	(c_start_case): Same.
	(emit_side_effect_warnings): Same.
	(c_process_expr_stmt): Same.
	(c_finish_stmt_expr): Same.
	(c_finish_omp_clauses): Use error_at instead of error.
	* gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
	build_omp_clause.
	* c-omp.c (c_split_parallel_clauses): New location argument.
	* tree-nested.c (convert_nonlocal_reference_stmt): Pass location
	to build_omp_clause.
	(convert_local_reference_stmt): Same.
	(convert_gimple_call): Same.
	* c-common.h (c_split_parallel_clauses): New argument.
	* c-parser.c (c_parser_statement_after_labels): Pass location to
	c_finish_goto_label.
	(c_parser_switch_statement): Pass location to c_start_case.
	(c_parser_for_statement): Pass location to c_finish_expr_stmt,
	and c_process_expr_stmt.
	(c_parser_omp_variable_list): Add location argument.
	(c_parser_omp_clause_collapse): Pass location to
	build_omp_clause.
	(c_parser_omp_clause_default): Same.
	(c_parser_omp_clause_if): Same.
	(c_parser_omp_clause_num_threads): Same.
	(-c_parser_omp_clause_ordered): Same.
	(c_parser_omp_clause_reduction): Pass location to
	c_parser_omp_variable_list.
	(c_parser_omp_clause_schedule): Pass location to build_omp_clause.
	(c_parser_omp_clause_untied): Same.
	(c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
	(c_parser_omp_parallel): Pass location to
	c_split_parallel_clauses.
	* c-tree.h (check_for_loop_decls, undeclared_variable,
	build_component_ref, build_array_ref, build_external_ref,
	c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
	build_conditional_expr, build_compound_expr, c_cast_expr,
	build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
	c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
	argument.
	* c-semantics.c (build_stmt): Same.
	(build_case_label): Same.
	* c-decl.c (c_finish_incomplete_decl): Pass location on down.
	(undeclared_variable): New argument.
	(make_label): Same.
	(lookup_label): Pass location on down.
	(define_label): Same.
	(finish_decl): Same.
	(build_compound_literal): Same.
	(finish_struct): Same.
	(finish_function): Do not set location here.
	(check_for_loop_decls): New argument.
	* tree.c (save_expr): Set location.
	(build_empty_stmt): New argument.
	* tree.h (build_empty_stmt): New argument to build_empty_stmt.
	(CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
	* builtins.c (gimplify_va_arg_expr): Use locations.
	(expand_builtin_sync_operation): Same.
	* c-typeck.c (build_component_ref): New argument.
	(build_array_ref): Same.
	(build_external_ref): Same.
	(c_expr_sizeof_expr): Same.
	(c_expr_sizeof_type): Same.
	(parser_build_unary_op): Same.
	(build_conditional_expr): Same.
	(build_compound_expr): Pass location on down.
	(build_compound_expr): New argument.
	(build_c_cast): Same.
	(c_cast_expr): Same.
	(build_asm_expr): Same.
	(c_finish_return): Same.
	(c_process_expr_stmt): Pass location on down.
	(c_finish_stmt_expr): New argument.
	(push_clenaup): Same.
	(c_finish_omp_parallel): Same.
	(c_finish_omp_task): Same.
	* gimplify.c (gimplify_call_expr): Pass location on down.
	* c-omp.c (c_finish_omp_master): New argument.
	(c_finish_omp_critical): Same.
	(c_finish_omp_ordered): Same.
	(c_finish_omp_barrier): Same.
	(-c_finish_omp_taskwait): Same.
	(c_finish_omp_atomic): Same.
	(c_finish_omp_flush): Same.
	* tree-inline.c (copy_tree_body_r): Pass location on down.
	(inline_forbidden_p): Remove use of input_location.
	* c-gimplify.c (c_build_bind_expr): New argument.
	* c-common.c (c_common_truthvalue_conversion): Pass location on down.
	(c_sizeof_or_alignof_type): New argument.
	(c_alignof_expr): Same.
	(build_va_arg): Same.
	(c_add_case_label): Same.
	* c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
	c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
	c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
	c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
	c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
	c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
	New argument.
	* stub-objc.c (objc_build_selector_expr): Same.
	(objc_build_throw_stmt): Same.
	* c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
	(c_parser_initelt): Same.
	(c_parser_compound_statement): Same.
	(c_parser_compound_statement_nostart): Same.
	(c_parser_label): Same.
	(c_parser_statement_after_labels): Same.
	(c_parser_if_body): Same.
	(c_parser_else_body): Same.
	(c_parser_if_statement): Same.
	(c_parser_switch_statement): Same.
	(c_parser_while_statement): Same.
	(c_parser_do_statement): Same.
	(c_parser_for_statement): Same.
	(c_parser_asm_statement): Same.
	(c_parser_conditional_expression): Same.
	(c_parser_binary_expression): Same.
	(c_parser_cast_expression): Same.
	(c_parser_unary_expression): Same.
	(c_parser_sizeof_expression): Same.
	(c_parser_alignof_expression): Same.
	(c_parser_postfix_expression): Same.
	(c_parser_expression): Same.
	(c_parser_objc_receiver): Same.
	(c_parser_omp_variable_list): Same.
	(c_parser_omp_structured_block): Same.
	(c_parser_omp_atomic): New argument.
	(c_parser_omp_barrier): Same.
	(c_parser_omp_critical): Same.
	(c_parser_omp_flush): Pass location on down.
	(c_parser_omp_for_loop): New argument.
	(c_parser_omp_for): Same.
	(c_parser_omp_master): Same.
	(c_parser_omp_ordered): Same.
	(c_parser_omp_sections_scope): Same.
	(c_parser_omp_sections): Same.
	(c_parser_omp_parallel): Same.
	(c_parser_omp_single): Same.
	(c_parser_omp_task): Same.
	(c_parser_omp_taskwait): Pass location on down.
	(c_parser_omp_construct): Same.
	(c_parser_omp_threadprivate): Same.
	* dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
	builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
	tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
	c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
	c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
	emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
	rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
	tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
	config/i386/i386.c, stmt.c:
	Add location argument to the following function definitions and/or
	function calls: build_decl, objcp_start_struct, objcp_finish_struct,
	start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
	cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
	build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
	do_case, c_finish_bc_stmt, build_compound_literal,
	build_function_call.
	* c-decl.c (build_compound_literal): Add location argument.
	Make all diagnostic calls use location.
	(start_struct): Same.
	(finish_struct): Same.
	(start_enum): Same.
	(build_enumerator): Same.
	(start_function): Same.
	(grokdeclarator): Make all diagnostic calls use location.
	(store_parm_decls_oldstyle): Same.
	* c-typeck.c (build_function_call): Add location argument.
	Make all diagnostic calls use location.
	(do_case): Same.
	(c_finish_bc_stmt): Same.
	* tree-nested.c (get_trampoline_type): Add argument.
	Pass location to build_decl.
	(lookup_tramp_for_decl): Pass location to get_trampoline_type.
	* rtl.h (RTL_LOCATION): New.
	* c-common.c (c_add_case_label): Add location argument.
	Make all diagnostic calls use location.
	* c-common.h: Add location argument to make_fname_decl, do_case,
	c_add_case_label, build_function_call, resolve_overloaded_builtin.
	* c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
	Set it appropriately for every case.  Pass enum_loc to start_enum
	call.  Pass value_loc first to build_enumerator.  Pass enum_loc to
	parser_xref_tag.
	(c_parser_struct_or_union_specifier): Save location.  Use it for
	start_struct, finish_struct, and parser_xref_tag.
gcc/testsuite/
	* gcc.dg/old-style-prom-3.c: Add column info.
	* gcc.dg/overflow-warn-1.c
	* gcc.dg/gomp/pr27415.c
	* gcc.dg/gomp/for-1.c: Same.
	* gcc.dg/enum-compat-1.c: Same.
	* gcc.dg/c99-tag-3.c: Same.
	* gcc.dg/Wredundant-decls-2.c: Same.
	* gcc.dg/func-ptr-conv-1.c: Same.
	* gcc.dg/asm-wide-1.c: Same.
	* gcc.dg/nofixed-point-2.c: Same.
	* gcc.dg/cpp/line3.c: Same.
	* gcc.dg/array-10.c: Same.
	* gcc.dg/c99-vla-jump-1.c: Same.
	* gcc.dg/pr20368-1.c: Same.
	* gcc.dg/Wshadow-3.c: Same.
	* gcc.dg/c90-const-expr-8.c: Same.
	* gcc.dg/label-decl-2.c: Same.
	* gcc.dg/dremf-type-compat-2.c: Same.
	* gcc.dg/c90-const-expr-5.c: Same.
	* gcc.dg/builtins-30.c: Same.
	* gcc.dg/Warray-bounds.c: Same.
	* gcc.dg/Wcxx-compat-2.c: Same.
	* gcc.dg/tree-ssa/col-1.c: Same.
	* gcc.dg/old-style-prom-2.c: Same.
	* gcc.dg/cast-function-1.c: Same.
	* gcc.dg/pr15698-1.c: Same.
	* gcc.dg/dremf-type-compat-3.c: Same.
	* gcc.dg/vla-8.c: Same.
	* gcc.dg/gomp/pr27415.c: Move firstprivate diagnostics to correct
	line.
	* gcc.dg/label-decl-2.c: Move label diagnostic to correct line.
	* gcc.dg/old-style-prom-3.c: Check for error on the correct line.
	* gcc.dg/enum-compat-1.c: Same.
	* gcc.dg/dremf-type-compat-2.c: Same.
	* gcc.dg/old-style-prom-2.c: Same.
	* gcc.dg/pr15698-1.c: Same.
	* gcc.dg/pr20368-1.c: Same.
	* gcc.dg/dremf-type-compat-3.c: Same.
	* gcc.dg/builtins-30.c: Same.  Test for columns.
gcc/objcp/
	* objcp-decl.h (c_end_compound_stmt): New argument.
	* objcp-decl.c (objcp_start_struct): Add argument.
	(objcp_finish_struct): Same.
gcc/cp/
	* typeck.c (cp_build_binary_op): Pass location to overflow_warning.
	(build_modify_expr): New arg.
	* semantics.c (finish_unary_op_expr): Pass location to
	overflow_warning.
	(handle_omp_for_class_iterator): Pass location to build_modify_expr.
	* typeck.c (cxx_sizeof_or_alignof_type): Pass location to
	c_sizeof_or_alignof_type.
	(build_array_ref): New argument.
	(build_compound_expr): Same.
	(build_const_cast): Same.
	(build_ptrmemfunc): Pass location to build_c_cast.
	* init.c (avoid_placement_new_aliasing): Pass location to
	build_stmt.
	(build_vec_delete_1): Pass location to cp_build_modify_expr,
	build_compound_expr.
	* class.c (build_vtbl_ref_1): Pass location to build_array_ref.
	* decl.c (poplevel): Pass location to c_build_bind_expr.
	(finish_case_label): Pass location to build_case_label.
	(finish_constructor_body): Same.
	(finish_destructor_body): Pass location to build_stmt.
	(cxx_maybe_build_cleanup): Same, but to build_compound_expr.
	* call.c (build_new_op): Pass location to build_array_ref.
	(build_x_va_arg): Pass location to build_va_arg.
	* except.c (expand_end_catch_block): Pass location to
	build_stmt.
	* cp-tree.h (build_array_ref): New argument.
	(build_compound_expr): Same.
	(build_c_cast): Same.
	* cp-gimplify.c (gimplify_if_stmt): Pass location on down.
	(gimplify_switch_stmt): Same.
	* typeck2.c (split_nonconstant_init_1): Same.
	* pt.c (tsubst_copy): Same.
	* semantics.c (add_decl_expr): Same.
	(do_poplevel): Same.
	(push_cleanup): Same.
	(finish_goto_stmt): Same.
	(finish_expr_stmt): Same.
	(begin_if_stmt): Same.
	(begin_while_stmt): Same.
	(begin_do_stmt): Same.
	(finish_return_stmt): Same.
	(begin_for_stmt): Same.
	(finish_break_stmt): Same.
	(finish_continue_stmt): Same.
	(begin_switch_stmt): Same.
	(begin_try_block): Same.
	(begin_handler): Same.
	(finish_asm_stmt): Same.
	(finish_label_stmt): Same.
	(finish_stmt_expr_expr): Same.
	(finalize_nrv_r): Same.
	(finish_omp_atomic): Same.
	* name-lookup.c (do_using_directive): Same.
	* decl2.c (grok_array_decl): Same.
	* parser.c (cp_parser_cast_expression): Same.
	(cp_parser_selection_statement): Same.
	(cp_parser_implicitly_scoped_statement): Same.
	(cp_parser_objc_selector_expression): Same.
	(cp_parser_objc_synchronized_statement): Same.
	(cp_parser_objc_throw_statement): Same.
	(cp_parser_omp_critical): Same.
	(cp_parser_omp_master): Same.
	* typeck.c (build_function_call): Add location argument.
	* init.c: Add location argument to all build_decl calls.
	* class.c: Same.
	* method.c: Same.
	* rtti.c: Same.
	* tree.c: Same.
	* pt.c: Same.
	* semantics.c: Same.
	* lex.c: Same.
	* decl2.c: Same.
	* cp-gimplify.c: Same.
	* decl.c: Same.
	(cp_make_fname_decl): Add location argument.  Pass location ot
	build_decl.
	(finish_case_label): Same.
	* cp-tree.h (finish_case_label): Add location argument.
	* parser.c (cp_parser_label_for_labeled_statement): Pass location to
	finish_case_label.
gcc/fortran/
	* trans-array.c (gfc_trans_allocate_array_storage): Pass
	location on down.
	(gfc_trans_array_constructor_value): Same.
	(gfc_trans_scalarized_loop_end): Same.
	(gfc_conv_ss_startstride): Same.
	(gfc_trans_g77_array): Same.
	(gfc_trans_dummy_array_bias): Same.
	(gfc_conv_array_parameter): Same.
	(structure_alloc_comps): Same.
	* trans-expr.c (gfc_conv_function_call): Same.
	(fill_with_spaces): Same.
	(gfc_trans_string_copy): Same.
	(gfc_trans_scalar_assign): Same.
	* trans-stmt.c (gfc_trans_goto): Same.
	(gfc_trans_if_1): Same.
	(gfc_trans_simple_do): Same.
	(gfc_trans_do): Same.
	(gfc_trans_do_while): Same.
	(gfc_trans_logical_select): Same.
	(gfc_trans_select): Same.
	(gfc_trans_forall_loop): Same.
	(gfc_trans_nested_forall_loop): Same.
	(generate_loop_for_temp_to_lhs): Same.
	(generate_loop_for_rhs_to_temp): Same.
	(gfc_trans_forall_1): Same.
	(gfc_trans_where_assign): Same.
	(gfc_trans_where_3): Same.
	(gfc_trans_allocate): Same.
	* trans.c (gfc_finish_block): Same.
	(gfc_trans_runtime_check): Same.
	(gfc_call_malloc): Same.
	(gfc_allocate_with_status): Same.
	(gfc_call_free): Same.
	(gfc_deallocate_with_status): Same.
	(gfc_call_realloc): Same.
	(gfc_trans_code): Same.
	* trans-decl.c (gfc_init_default_dt): Same.
	(gfc_generate_constructors): Same.
	* trans-io.c (gfc_trans_io_runtime_check): Same.
	* trans-intrinsic.c (gfc_conv_intrinsic_ctime): Same.
	(gfc_conv_intrinsic_fdate): Same.
	(gfc_conv_intrinsic_ttynam): Same.
	(gfc_conv_intrinsic_minmax): Same.
	(gfc_conv_intrinsic_minmax_char): Same.
	(gfc_conv_intrinsic_anyall): Same.
	(gfc_conv_intrinsic_count): Same.
	(gfc_conv_intrinsic_arith): Same.
	(gfc_conv_intrinsic_minmaxloc): Same.
	(gfc_conv_intrinsic_minmaxval): Same.
	(gfc_conv_intrinsic_rrspacing): Same.
	(gfc_conv_intrinsic_array_transfer): Same.
	(gfc_conv_intrinsic_trim): Same.
	(gfc_conv_intrinsic_repeat): Same.

From-SVN: r148442
 2009-06-12 22:06:47 +00:00
David Daney
468059bcbb re PR c/39252 (Request new feature __builtin_unreachable ()) 
2009-06-11  David Daney  <ddaney@caviumnetworks.com>

	PR c/39252
	* doc/extend.texi ( __builtin_unreachable): Document new builtin.
	* builtins.c (expand_builtin_unreachable): New function.
	(expand_builtin): Handle BUILT_IN_UNREACHABLE case.
	* builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
	* cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
	successors.
	* cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
	searching for missing barriers.

2009-06-11  David Daney  <ddaney@caviumnetworks.com>

	PR c/39252
	* gcc.dg/builtin-unreachable-1.c: New test.
	* gcc.dg/builtin-unreachable-2.c: Same.

From-SVN: r148403
 2009-06-11 23:55:45 +00:00
Kaveh R. Ghazi
26a347c575 builtins.c (do_mpc_ckconv, [...]): Use mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM. 
* builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
	mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.

fortran:
	* simplify.c (call_mpc_func): Use mpc_realref/mpc_imagref
	instead of MPC_RE/MPC_IM.

From-SVN: r148213
 2009-06-05 16:20:25 +00:00
Ian Lance Taylor
72b5577d91 builtins.c (validate_gimple_arglist): Don't use va_arg with enum type. 
./:	* builtins.c (validate_gimple_arglist): Don't use va_arg with
	enum type.
	* calls.c (emit_library_call_value_1): Likewise.

	* c-typeck.c (c_build_va_arg): New function.
	* c-tree.h (c_build_va_arg): Declare.
	* c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
	instead of build_va_arg.
cp/:
	* error.c (cp_printer): Don't use va_arg with enum type.
testsuite/:
	* gcc.dg/Wcxx-compat-11.c: New testcase.

From-SVN: r147989
 2009-05-29 22:45:54 +00:00
Jakub Jelinek
616f21dfde re PR middle-end/40291 (ICE on unprototyped memcmp with long long last argument) 
PR middle-end/40291
	* builtins.c (expand_builtin_memcmp): Convert len to sizetype
	before expansion.

	* gcc.c-torture/compile/pr40291.c: New test.

From-SVN: r147978
 2009-05-29 17:38:20 +02:00
Kaveh R. Ghazi
bbb9d91f19 builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types. 
* builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.

From-SVN: r147707
 2009-05-19 14:56:05 +00:00
Kaveh R. Ghazi
c128599ae1 builtins.c (do_mpc_arg1, [...]): New. 
* builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
	(fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
	Evaluate constant arguments.
	(fold_builtin_carg): Ensure we get a complex REAL_TYPE.
	(fold_builtin_1): Likewise, also evaluate constant arguments.
	Remove superfluous break.
	(do_mpc_ckconv): New.
	* real.h: Include mpc.h.
	* toplev.c (print_version): Output MPC version info if available.

From-SVN: r147591
 2009-05-15 18:08:10 +00:00
Richard Guenther
8d972839df re PR middle-end/40023 (type mismatch in address expression) 
2009-05-05  Richard Guenther  <rguenther@suse.de>

	PR middle-end/40023
	* builtins.c (gimplify_va_arg_expr): Properly build the
	address.

	* gcc.c-torture/compile/pr40023.c: New testcase.

From-SVN: r147127
 2009-05-05 16:08:24 +00:00
Richard Guenther
ea5cd5f17f re PR middle-end/40015 (Revision 147083 failed gfortran.dg/array_memcpy_4.f90) 
2009-05-04  Richard Guenther  <rguenther@suse.de>

	PR middle-end/40015
	* builtins.c (fold_builtin_memory_op): Do not decay to element
	type if the size matches the whole array.

From-SVN: r147094
 2009-05-04 11:01:59 +00:00
Richard Guenther
255d3827b4 re PR c/39983 (ICE: type mismatch in address expression) 
2009-05-03  Richard Guenther  <rguenther@suse.de>

	PR c/39983
	* c-typeck.c (array_to_pointer_conversion): Do not built
	ADDR_EXPRs of arrays of pointer-to-element type.
	* c-gimplify.c (c_gimplify_expr): Revert change fixing
	up wrong ADDR_EXPRs after-the-fact.
	* c-common.c (strict_aliasing_warning): Strip pointer
	conversions for obtaining the original type.
	* builtins.c (fold_builtin_memset): Handle array types.
	(fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
	and array types

	* gcc.c-torture/compile/pr39983.c: New testcase.

From-SVN: r147083
 2009-05-03 19:57:32 +00:00
Ben Elliston
b2ed71b61a revert: re PR c++/35652 (offset warning should be given in the front-end) 
Revert:
	PR c++/35652
	2009-03-27  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

gcc/
	* builtins.c (c_strlen): Do not warn here.
	* c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
	* c-common.c (pointer_int_sum): Take an explicit location.
	Warn about offsets out of bounds.
	* c-common.h (pointer_int_sum): Adjust declaration.

cp/
	* typeck.c (cp_pointer_sum): Adjust call to pointer_int_sum.

testsuite/
	* gcc.dg/pr35652.C: New.
	* g++.dg/warn/pr35652.C: New.
	* gcc.dg/format/plus-1.c: Adjust message.

From-SVN: r146870
 2009-04-28 14:56:47 +10:00
Michael Matz
4e3825dba9 Expand from SSA. 
gcc/
        Expand from SSA.
	* builtins.c (fold_builtin_next_arg): Handle SSA names.
	* tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
	* tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
	SSA names. 
	(compare_pairs): Swap cost comparison.
	(coalesce_ssa_name): Don't use change_partition_var.
	* tree-nrv.c (struct nrv_data): Add modified member.
	(finalize_nrv_r): Set it.
	(tree_nrv): Use it to update statements.
	(pass_nrv): Require PROP_ssa.
	* tree-mudflap.c (mf_decl_cache_locals,
	mf_build_check_statement_for): Use make_rename_temp.
	(pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
	* alias.c (find_base_decl): Handle SSA names.
	* emit-rtl (set_reg_attrs_for_parm): Make non-static.
	(component_ref_for_mem_expr): Don't leak SSA names into RTL.
	* rtl.h (set_reg_attrs_for_parm): Declare.
	* tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
	to "optimized", remove unused locals at finish.
	(execute_free_datastructures): Make global, call
	delete_tree_cfg_annotations.
	(execute_free_cfg_annotations): Don't call
	delete_tree_cfg_annotations.

	* ssaexpand.h: New file.
	* expr.c (toplevel): Include ssaexpand.h.
	(expand_assignment): Handle SSA names the same as register
	variables.
	(expand_expr_real_1): Expand SSA names.
	* cfgexpand.c (toplevel): Include ssaexpand.h.
	(SA): New global variable.
	(gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
	(SSAVAR): New macro.
	(set_rtl): New helper function.
	(add_stack_var): Deal with SSA names, use set_rtl.
	(expand_one_stack_var_at): Likewise.
	(expand_one_stack_var): Deal with SSA names.
	(stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
	before unique numbers.
	(expand_stack_vars): Use set_rtl.
	(expand_one_var): Accept SSA names, add asserts for them, feed them
	to above subroutines.
	(expand_used_vars): Expand all partitions (without default defs),
	then only the local decls (ignoring those expanded already).
	(expand_gimple_cond): Remove edges when jumpif() expands an
	unconditional jump.
	(expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
	or remove abnormal edges.  Ignore insns setting the LHS of a TERed
	SSA name.
	(gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
	members of SA; deal with PARM_DECL partitions here; expand
	all PHI nodes, free tree datastructures and SA.  Commit instructions
	on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
	(pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
	info and statements at start, collect garbage at finish.
	* tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
	(VAR_ANN_PARTITION) Remove.
	(change_partition_var): Don't declare.
	(partition_to_var): Always return SSA names.
	(var_to_partition): Only accept SSA names.
	(register_ssa_partition): Only check argument.
	* tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
	member.
	(delete_var_map): Don't free it.
	(var_union): Only accept SSA names, simplify.
	(partition_view_init): Mark only useful SSA names as used.
	(partition_view_fini): Only deal with SSA names.
	(change_partition_var): Remove.
	(dump_var_map): Use ssa_name instead of partition_to_var member.
	* tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
	basic blocks.
	* tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
	(struct _elim_graph): New member const_dests; nodes member vector of
	ints.
	(set_location_for_edge): New static helper.
	(create_temp): Remove.
	(insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
	insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New
	functions.
	(new_elim_graph): Allocate const_dests member.
	(clean_elim_graph): Truncate const_dests member.
	(delete_elim_graph): Free const_dests member.
	(elim_graph_size): Adapt to new type of nodes member.
	(elim_graph_add_node): Likewise.
	(eliminate_name): Likewise.
	(eliminate_build): Don't take basic block argument, deal only with
	partition numbers, not variables.
	(get_temp_reg): New static helper.
	(elim_create): Use it, deal with RTL temporaries instead of trees.
	(eliminate_phi): Adjust all calls to new signature.
	(assign_vars, replace_use_variable, replace_def_variable): Remove.
	(rewrite_trees): Only do checking.
	(edge_leader, stmt_list, leader_has_match, leader_match): Remove.
	(same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
	init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
	contains_tree_r, MAX_STMTS_IN_LATCH,
	process_single_block_loop_latch, analyze_edges_for_bb,
	perform_edge_inserts): Remove.
	(expand_phi_nodes): New global function.
	(remove_ssa_form): Take ssaexpand parameter.  Don't call removed
	functions, initialize new parameter, remember partitions having a
	default def.
	(finish_out_of_ssa): New global function.
	(rewrite_out_of_ssa): Make global.  Adjust call to remove_ssa_form,
	don't reset in_ssa_p here, don't disable TER when mudflap.
	(pass_del_ssa): Remove.
	* tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
	partition members.
	(execute_free_datastructures): Declare.
	* Makefile.in (SSAEXPAND_H): New variable.
	(tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
	* basic-block.h (commit_one_edge_insertion): Declare.
	* passes.c (init_optimization_passes): Move pass_nrv and
	pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
	pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
	* cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
	(redirect_branch_edge): Deal with super block when expanding, split
	out jump patching itself into ...
	(patch_jump_insn): ... here, new static helper.

testsuite/

	Expand from SSA.
	* gcc.dg/tree-ssa/20030728-1.c: Use -rtl-expand-details dump and
	change regexps.
	* gcc.target/i386/pr37248-1.c: Modified.
	* gcc.target/i386/pr37248-3.c: Modified.
	* gcc.target/i386/pr37248-2.c: Modified.
	* gnat.dg/aliasing1.adb: Modified.
	* gnat.dg/pack9.adb: Modified.
	* gnat.dg/aliasing2.adb: Modified.
	* gcc.dg/strict-overflow-2.c: Modified.
	* gcc.dg/autopar/reduc-1char.c: Modified.
	* gcc.dg/autopar/reduc-2char.c: Modified.
	* gcc.dg/autopar/reduc-1.c: Modified.
	* gcc.dg/autopar/reduc-2.c: Modified.
	* gcc.dg/autopar/reduc-3.c: Modified.
	* gcc.dg/autopar/reduc-6.c: Modified.
	* gcc.dg/autopar/reduc-7.c: Modified.
	* gcc.dg/autopar/reduc-8.c: Modified.
	* gcc.dg/autopar/reduc-9.c: Modified.
	* gcc.dg/autopar/reduc-1short.c: Modified.
	* gcc.dg/autopar/reduc-2short.c: Modified.
	* gcc.dg/autopar/parallelization-1.c: Modified.
	* gcc.dg/strict-overflow-4.c: Modified.
	* gcc.dg/strict-overflow-6.c: Modified.
	* gcc.dg/gomp/combined-1.c: Modified.
	* gcc.dg/no-strict-overflow-1.c: Modified.
	* gcc.dg/no-strict-overflow-3.c: Modified.
	* gcc.dg/no-strict-overflow-5.c: Modified.
	* gcc.dg/tree-ssa/reassoc-13.c: Modified.
	* gcc.dg/tree-ssa/pr18134.c: Modified.
	* gcc.dg/tree-ssa/20030824-1.c: Modified.
	* gcc.dg/tree-ssa/vector-2.c: Modified.
	* gcc.dg/tree-ssa/forwprop-9.c: Modified.
	* gcc.dg/tree-ssa/loop-21.c: Modified.
	* gcc.dg/tree-ssa/20030824-2.c: Modified.
	* gcc.dg/tree-ssa/vector-3.c: Modified.
	* gcc.dg/tree-ssa/asm-3.c: Modified.
	* gcc.dg/tree-ssa/pr23294.c: Modified.
	* gcc.dg/tree-ssa/loop-22.c: Modified.
	* gcc.dg/tree-ssa/loop-15.c: Modified.
	* gcc.dg/tree-ssa/prefetch-4.c: Modified.
	* gcc.dg/tree-ssa/pr22051-1.c: Modified.
	* gcc.dg/tree-ssa/pr20139.c: Modified.
	* gcc.dg/tree-ssa/scev-cast.c: Modified.
	* gcc.dg/tree-ssa/pr22051-2.c: Modified.
	* gcc.dg/tree-ssa/reassoc-1.c: Modified.
	* gcc.dg/tree-ssa/loop-5.c: Modified.
	* gcc.dg/tree-ssa/pr19431.c: Modified.
	* gcc.dg/tree-ssa/pr32044.c: Modified.
	* gcc.dg/tree-ssa/prefetch-7.c: Modified.
	* gcc.dg/tree-ssa/loop-19.c: Modified.
	* gcc.dg/tree-ssa/loop-28.c: Modified.
	* gcc.dg/tree-ssa/ssa-pre-15.c: Modified.
	* gcc.dg/tree-ssa/divide-1.c: Modified.
	* gcc.dg/tree-ssa/inline-1.c: Modified.
	* gcc.dg/tree-ssa/divide-3.c: Modified.
	* gcc.dg/tree-ssa/pr30978.c: Modified.
	* gcc.dg/tree-ssa/alias-6.c: Modified.
	* gcc.dg/tree-ssa/divide-4.c: Modified.
	* gcc.dg/tree-ssa/alias-11.c: Modified.
	* gcc.dg/no-strict-overflow-7.c: Modified.
	* gcc.dg/strict-overflow-1.c: Modified.
	* gcc.dg/pr15784-4.c: Modified.
	* gcc.dg/pr34263.c: Modified.
	* gcc.dg/strict-overflow-3.c: Modified.
	* gcc.dg/tree-prof/stringop-1.c: Modified.
	* gcc.dg/tree-prof/val-prof-1.c: Modified.
	* gcc.dg/tree-prof/val-prof-2.c: Modified.
	* gcc.dg/tree-prof/val-prof-3.c: Modified.
	* gcc.dg/tree-prof/val-prof-4.c: Modified.
	* gcc.dg/no-strict-overflow-2.c: Modified.
	* gcc.dg/no-strict-overflow-4.c: Modified.
	* gcc.dg/no-strict-overflow-6.c: Modified.
	* g++.dg/tree-ssa/pr27090.C: Modified.
	* g++.dg/tree-ssa/tmmti-2.C: Modified.
	* g++.dg/tree-ssa/ptrmemfield.C: Modified.
	* g++.dg/tree-ssa/pr19807.C: Modified.
	* g++.dg/opt/pr30965.C: Modified.
	* g++.dg/init/new17.C: Modified.
	* gfortran.dg/whole_file_6.f90: Modified.
	* gfortran.dg/whole_file_5.f90: Modified.
	* gfortran.dg/reassoc_1.f90: Modified.
	* gfortran.dg/reassoc_3.f90: Modified.

From-SVN: r146817
 2009-04-26 19:35:04 +00:00
Rafael Avila de Espindola
bbf7ce1102 builtins.c (is_builtin_name): New. 
2009-04-02  Rafael Avila de Espindola  <espindola@google.com>

	* builtins.c (is_builtin_name): New.
	(called_as_built_in): Use is_builtin_name.
	* tree.h (is_builtin_name): New.
	* varasm.c (incorporeal_function_p): Use is_builtin_name

From-SVN: r145444
 2009-04-02 12:03:48 +00:00
Joseph Myers
928c19bbb0 re PR c/456 (constant expressions constraints (gcc.dg/c90-const-expr-1)) 
PR c/456
	PR c/5675
	PR c/19976
	PR c/29116
	PR c/31871
	PR c/35198

fixincludes:
	* inclhack.def (glibc_tgmath): New fix.
	* fixincl.x: Regenerate.
	* tests/base/tgmath.h: New.

gcc:
	* builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
	void_type_node.
	(fold_call_expr): Return a NOP_EXPR from folding rather than the
	contained expression.
	* c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr):
	New.
	(c_common_truthvalue_conversion): Use c_save_expr.  Do not fold
	conditional expressions for C.
	(decl_constant_value_for_optimization): Move from
	decl_constant_value_for_broken_optimization in c-typeck.c.  Check
	whether optimizing and that the expression is a VAR_DECL not of
	array type instead of doing such checks in the caller.  Do not
	check pedantic.  Call gcc_unreachable for C++.
	* c-common.def (C_MAYBE_CONST_EXPR): New.
	* c-common.h (c_fully_fold, c_save_expr,
	decl_constant_value_for_optimization): New prototypes.
	(C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
	C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
	EXPR_INT_CONST_OPERANDS): Define.
	* c-convert.c (convert): Strip nops from expression.
	* c-decl.c (groktypename): Take extra parameters expr and
	expr_const_operands.  Update call to grokdeclarator.
	(start_decl): Update call to grokdeclarator.  Add statement for
	expressions used in type of decl.
	(grokparm): Update call to grokdeclarator.
	(push_parm_decl): Update call to grokdeclarator.
	(build_compound_literal): Add parameter non_const and build a
	C_MAYBE_COSNT_EXPR if applicable.
	(grokdeclarator): Take extra parameters expr and
	expr_const_operands.  Track expressions used in declaration
	specifiers and declarators.  Fold array sizes and track whether
	they are constant expressions and whether they are integer
	constant expressions.
	(parser_xref_tag): Set expr and expr_const_operands fields in
	return value.
	(grokfield): Update call to grokdeclarator.
	(start_function): Update call to grokdeclarator.
	(build_null_declspecs): Set expr and expr_const_operands fields in
	return value.
	(declspecs_add_type): Handle expressions in typeof specifiers.
	* c-parser.c (c_parser_declspecs): Set expr and
	expr_const_operands fields for declaration specifiers.
	(c_parser_enum_specifier): Likewise.
	(c_parser_struct_or_union_specifier): Likewise.
	(c_parser_typeof_specifier): Likewise.  Update call to
	groktypename.  Fold expression as needed.  Return expressions with
	type instead of adding statements.
	(c_parser_attributes): Update calls to c_parser_expr_list.
	(c_parser_statement_after_labels): Fold expression before passing
	to objc_build_throw_stmt.
	(c_parser_condition): Fold expression.
	(c_parser_asm_operands): Fold expression.
	(c_parser_conditional_expression): Use c_save_expr.  Update call
	to build_conditional_expr.
	(c_parser_alignof_expression): Update call to groktypename.
	(c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
	original_code.  Fold expression argument of va_arg.  Create
	C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
	argument to va_arg.  Update calls to groktypename.  Fold array
	index for offsetof.  Verify that first argument to
	__builtin_choose_expr has integer type.
	(c_parser_postfix_expression_after_paren_type): Update calls to
	groktypename and build_compound_literal.  Handle expressions with
	side effects in type name.
	(c_parser_postfix_expression_after_primary): Update call to
	c_parser_expr_list.  Set original_code for calls to
	__builtin_constant_p.
	(c_parser_expr_list): Take extra parameter fold_p.  Fold
	expressions if requested.
	(c_parser_objc_type_name): Update call to groktypename.
	(c_parser_objc_synchronized_statement): Fold expression.
	(c_parser_objc_receiver): Fold expression.
	(c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
	(c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
	c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
	* c-tree.h (CONSTRUCTOR_NON_CONST): Define.
	(struct c_typespec): Add elements expr and expr_const_operands.
	(struct c_declspecs): Add elements expr and expr_const_operands.
	(groktypename, build_conditional_expr, build_compound_literal):
	Update prototypes.
	(in_late_binary_op): Declare.
	* c-typeck.c (note_integer_operands): New function.
	(in_late_binary_op): New variable.
	(decl_constant_value_for_broken_optimization): Move to c-common.c
	and rename to decl_constant_value_for_optimization.
	(default_function_array_conversion): Do not strip nops.
	(default_conversion): Do not call
	decl_constant_value_for_broken_optimization.
	(build_array_ref): Do not fold result.
	(c_expr_sizeof_expr): Fold operand.  Use C_MAYBE_CONST_EXPR for
	result when operand is a VLA.
	(c_expr_sizeof_type): Update call to groktypename.  Handle
	expressions included in type name.  Use C_MAYBE_CONST_EXPR for
	result when operand names a VLA type.
	(build_function_call): Update call to build_compound_literal.
	Only fold result for calls to __builtin_* functions.  Strip
	NOP_EXPR from INTEGER_CST returned from such functions.  Fold
	the function designator.
	(convert_arguments): Fold arguments.  Update call to
	convert_for_assignment.
	(build_unary_op): Handle increment and decrement of
	C_MAYBE_CONST_EXPR.  Move lvalue checks for increment and
	decrement earlier.  Fold operand of increment and decrement.
	Handle address of C_MAYBE_CONST_EXPR.  Only fold expression being
	built for integer operand.  Wrap returns that are INTEGER_CSTs
	without being integer constant expressions or that have integer
	constant operands without being INTEGER_CSTs.
	(lvalue_p): Handle C_MAYBE_CONST_EXPR.
	(build_conditional_expr): Add operand ifexp_bcp.  Track whether
	result is an integer constant expression or can be used in
	unevaluated parts of one and avoid folding and wrap as
	appropriate.  Fold operands before possibly doing -Wsign-compare
	warnings.
	(build_compound_expr): Wrap result for C99 if operands can be used
	in integer constant expressions.
	(build_c_cast): Update call to digest_init.  Do not ignore
	overflow from casting floating-point constants to integers.  Wrap
	results that could be confused with integer constant expressions,
	null pointer constants or floating-point constants.
	(c_cast_expr): Update call to groktypename.  Handle expressions
	included in type name.
	(build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR.  Fold
	lhs inside possible SAVE_EXPR.  Fold RHS before assignment.
	Update calls to convert_for_assignment.
	(convert_for_assignment): Take new parameter
	null_pointer_constant.  Do not strip nops or call
	decl_constant_value_for_broken_optimization.  Set
	in_late_binary_op for conversions to boolean.
	(store_init_value): Update call to digest_init.
	(digest_init): Take new parameter null_pointer_constant.  Do not
	call decl_constant_value_for_broken_optimization.  pedwarn for
	initializers not constant expressions.  Update calls to
	convert_for_assignment.
	(constructor_nonconst): New.
	(struct constructor_stack): Add nonconst element.
	(really_start_incremental_init, push_init_level, pop_init_level):
	Handle constructor_nonconst and nonconst element.
	(set_init_index): Call constant_expression_warning for array
	designators.
	(output_init_element): Fold value.  Set constructor_nonconst as
	applicable.  pedwarn for initializers not constant expressions.
	Update call to digest_init.  Call constant_expression_warning
	where constant initializers are required.
	(process_init_element): Use c_save_expr.
	(c_finish_goto_ptr): Fold expression.
	(c_finish_return): Fold return value.  Update call to
	convert_for_assignment.
	(c_start_case): Fold switch expression.
	(c_process_expr_stmt): Fold expression.
	(c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
	ensure statement expression is not evaluated in constant
	expression.
	(build_binary_op): Track whether results are integer constant
	expressions or may occur in such, disable folding and wrap results
	as applicable.  Fold operands for -Wsign-compare warnings unless
	in_late_binary_op.
	(c_objc_common_truthvalue_conversion): Handle results folded to
	integer constants that are not integer constant expressions.
	* doc/extend.texi: Document when typeof operands are evaluated,
	that condition of __builtin_choose_expr is an integer constant
	expression, and more about use of __builtin_constant_p in
	initializers.

gcc/objc:
	* objc-act.c (objc_finish_try_stmt): Set in_late_binary_op.

gcc/testsuite:
	* gcc.c-torture/compile/20081108-1.c,
	gcc.c-torture/compile/20081108-2.c,
	gcc.c-torture/compile/20081108-3.c, gcc.dg/bconstp-2.c,
	gcc.dg/bconstp-3.c, gcc.dg/bconstp-4.c, gcc.dg/c90-const-expr-6.c,
	gcc.dg/c90-const-expr-7.c, gcc.dg/c90-const-expr-8.c,
	gcc.dg/c90-const-expr-9.c, gcc.dg/c90-const-expr-10.c,
	gcc.dg/c90-const-expr-11.c, gcc.dg/c99-const-expr-6.c,
	gcc.dg/c99-const-expr-7.c, gcc.dg/c99-const-expr-8.c,
	gcc.dg/c99-const-expr-9.c, gcc.dg/c99-const-expr-10.c,
	gcc.dg/c99-const-expr-11.c, gcc.dg/c99-const-expr-12.c,
	gcc.dg/c99-const-expr-13.c, gcc.dg/compare10.c,
	gcc.dg/gnu89-const-expr-1.c, gcc.dg/gnu89-const-expr-2.c,
	gcc.dg/gnu99-const-expr-1.c, gcc.dg/gnu99-const-expr-2.c,
	gcc.dg/gnu99-const-expr-3.c, gcc.dg/vla-12.c, gcc.dg/vla-13.c,
	gcc.dg/vla-14.c, gcc.dg/vla-15.c, gcc.dg/vla-16.c: New tests.
	* gcc.dg/c90-const-expr-1.c, gcc.dg/c90-const-expr-2.c,
	gcc.dg/c90-const-expr-3.c, gcc.dg/c99-const-expr-2.c,
	gcc.dg/c99-const-expr-3.c, gcc.dg/c99-static-1.c: Remove XFAILs.
	* gcc.dg/c90-const-expr-2.c: Use ZERO in place of 0 in another
	case.
	* gcc.dg/overflow-warn-1.c, gcc.dg/overflow-warn-2.c,
	gcc.dg/overflow-warn-3.c, gcc.dg/overflow-warn-4.c: Remove
	XFAILs.  Update expected messages.
	* gcc.dg/pr14649-1.c, gcc.dg/pr19984.c, gcc.dg/pr25682.c: Update
	expected messages.
	* gcc.dg/real-const-1.c: Replace with test from original PR.
	* gcc.dg/vect/pr32230.c: Use intermediate cast to __PTRDIFF_TYPE__
	when casting from non-constant integer to pointer.

From-SVN: r145254
 2009-03-29 19:13:43 +01:00
Kaveh R. Ghazi
7338ea632b builtins.c (real_dconstp): Delete. 
* builtins.c (real_dconstp): Delete.
	(fold_builtin_logarithm): Remove inaccurate log(e) special case.

testsuite:
	* gcc.dg/torture/builtin-explog-1.c: Remove tests that aren't true
	for low precision (i.e. float).

From-SVN: r145130
 2009-03-27 21:55:20 +00:00
Jakub Jelinek
64d7685c6f builtins.c (fold_builtin_memory_op): Optimize memmove into memcpy if we can prove source and destination don't overlap. 
* builtins.c (fold_builtin_memory_op): Optimize memmove
	into memcpy if we can prove source and destination don't overlap.

	* gcc.dg/memmove-2.c: New test.
	* gcc.dg/memmove-3.c: New test.

From-SVN: r145127
 2009-03-27 22:40:08 +01:00
Manuel López-Ibáñez
a5f805df58 re PR c++/35652 (offset warning should be given in the front-end) 
gcc/

2009-03-27  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	PR c++/35652
	* builtins.h (c_strlen): Do not warn here.
	* c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
	* c-common.c (pointer_int_sum): Take an explicit location.
	Warn about offsets out of bounds.
	* c-common.h (pointer_int_sum): Adjust declaration.

gcc/cp/

2009-03-27  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	PR c++/35652
	* typeck.c (cp_pointer_sum): Adjust call to pointer_int_sum.

gcc/testsuite/

2009-03-27  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	PR c++/35652
	* gcc.dg/pr35652.C: New.
	* g++.dg/warn/pr35652.C: New.
	* gcc.dg/format/plus-1.c: Adjust message.

From-SVN: r145102
 2009-03-27 05:52:52 -07:00
Richard Guenther
9bd9f73827 re PR tree-optimization/39272 (-D_FORTIFY_SOURCE=2 no longer warns with new glibc headers) 
2009-03-03  Richard Guenther  <rguenther@suse.de>

	PR middle-end/39272
	* tree.c (tree_nonartificial_location): New function.
	* tree.h (tree_nonartificial_location): Declare.
	* builtins.c (expand_builtin_memory_chk): Provide location
	of the call location for artificial function pieces.
	(maybe_emit_chk_warning): Likewise.
	(maybe_emit_sprintf_chk_warning): Likewise.
	(maybe_emit_free_warning): Likewise.
	* expr.c (expand_expr_real_1): Likewise.

From-SVN: r144573
 2009-03-03 13:05:53 +00:00
Joseph Myers
ab4194daa8 re PR c/38483 (generated aborts lose previous side-effects) 
PR c/38483
	* builtins.c (gimplify_va_arg_expr): Evaluate the va_list
	expression before any __builtin_trap call.
	* c-typeck.c (build_function_call): Convert and check function
	arguments before generating a call to a trap.  Evaluate the
	function arguments before the trap.

testsuite:
	* gcc.c-torture/execute/call-trap-1.c,
	gcc.c-torture/execute/va-arg-trap-1.c, gcc.dg/call-diag-1.c: New
	tests.

From-SVN: r144296
 2009-02-19 13:56:00 +00:00
Jakub Jelinek
493aa551b2 re PR c++/38705 (ICE: canonical types differ for identical types const int and const AlpsNodeIndex_t) 
PR c++/38705
	* builtins.c (fold_builtin_memory_op): Give up if either operand
	is volatile.  Set srctype or desttype to non-qualified version
	of the other type.

	* g++.dg/torture/pr38705.C: New test.

From-SVN: r143029
 2009-01-03 01:54:40 +01:00
Jakub Jelinek
5f26a23027 re PR c/38700 (ICE with __builtin_expect and label) 
PR c/38700
	* builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
	and FUNCTION_DECLs.

	* gcc.dg/pr38700.c: New test.

From-SVN: r143028
 2009-01-03 01:52:51 +01:00
Jakub Jelinek
805903b525 re PR target/38488 (x86_64 generates much larger and slightly slower code for memset) 
* config/i386/i386.c (expand_setmem_via_rep_stos): Add ORIG_VALUE
	argument.  If ORIG_VALUE is const0_rtx and COUNT is constant,
	set MEM_SIZE on DESTMEM.
	(ix86_expand_setmem): Adjust callers.

	PR target/38488
	* expr.h (get_mem_align_offset): New prototype.
	* emit-rtl.c (get_mem_align_offset): New function.
	* config/i386/i386.c (expand_movmem_via_rep_mov): Set MEM_SIZE correctly.
	(expand_constant_movmem_prologue, expand_constant_setmem_prologue):
	New functions.
	(ix86_expand_movmem): Optimize if COUNT_EXP
	is constant, desired_align > align and dst & (desired_align - 1)
	is computable at compile time.
	(ix86_expand_setmem): Likewise.

	* builtins.c (get_memory_rtx): Try to derive MEM_ATTRS from not yet
	resolved SAVE_EXPR or POINTER_PLUS_EXPR.

From-SVN: r142891
 2008-12-23 00:34:07 +01:00
Andrew Haley
c4e93e284b builtins.c, [...]: Fix comments. 
2008-12-19  Andrew Haley  <aph@redhat.com>

	* builtins.c, tree-ssa-loop-ivopts.c, fixed-value.c:
	Fix comments.

From-SVN: r142839
 2008-12-19 17:53:51 +00:00
Jakub Jelinek
0889e9bc68 re PR middle-end/38454 (memcpy folding breaks -D_FORTIFY_SOURCE=2 protection) 
PR middle-end/38454
	* function.h (struct function): Add always_inline_functions_inlined.
	* ipa-inline.c (cgraph_early_inlining): Set it to true.
	* tree-optimize.c (execute_fixup_cfg): Likewise.
	* builtins.c (avoid_folding_inline_builtin): New function.
	(fold_call_expr): Don't optimize always_inline builtins before
	inlining.
	(fold_call_stmt): Likewise.
	(fold_builtin_call_array): Likewise.  Don't call
	fold_builtin_varargs for BUILT_IN_MD builtins.

	* gcc.dg/memset-1.c: New test.
	* gcc.dg/memcpy-2.c: New test.

From-SVN: r142617
 2008-12-10 00:01:15 +01:00
Andrew Haley
30da611174 fixed-value.c (do_fixed_add): Add comment. 
2008-12-09  Andrew Haley  <aph@redhat.com>

	* fixed-value.c (do_fixed_add): Add comment.
	* tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
	* builtins.c (fold_builtin_sqrt): Likewise.

From-SVN: r142589
 2008-12-09 10:42:41 +00:00
Andrew Haley
cb4ad1803b gimple.h (gimple_build_try): Fix declaration. 
2008-12-08  Andrew Haley  <aph@redhat.com>
            Kamaraju Kusumanchi <raju.mailinglists@gmail.com>

	* gimple.h (gimple_build_try): Fix declaration.

	* builtins.c (fold_builtin_sqrt): Don't use a conditional
	operator.
	* fixed-value.c (do_fixed_add): Likewise.
	* tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.


Co-Authored-By: Kamaraju Kusumanchi <raju.mailinglists@gmail.com>

From-SVN: r142549
 2008-12-08 12:30:24 +00:00
Jakub Jelinek
1f21b6f4ad re PR middle-end/38338 (__builtin_apply causes an ICE on x86) 
PR middle-end/38338
	* builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
	only if internal_arg_pointer is a non-virtual pseudo.

	* gcc.dg/pr38338.c: New test.

From-SVN: r142480
 2008-12-05 17:52:16 +01:00
Jakub Jelinek
fe5c443ea5 re PR middle-end/38343 (ice for legal code with -O2) 
PR middle-end/38343
	* builtins.c (fold_builtin_memory_op): Convert len to sizetype
	before using it in POINTER_PLUS_EXPR.

	* gcc.c-torture/compile/pr38343-2.c: New test.

From-SVN: r142363
 2008-12-02 18:14:18 +01:00
Jakub Jelinek
0d2a6e08da re PR middle-end/38343 (ice for legal code with -O2) 
PR middle-end/38343
	* builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
	potentially returned from folding memcpy.
	(expand_builtin_stpcpy_args): Similarly for folding strcpy.
	(fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.

	* gcc.c-torture/compile/pr38343.c: New test.

From-SVN: r142348
 2008-12-02 11:13:05 +01:00
Jakub Jelinek
b6500984e4 re PR middle-end/37323 (__builtin_apply failures) 
PR middle-end/37323
	* builtins.c (expand_builtin_apply_args): Emit sequence before
	parm_birth_insn instead of after entry_of_function's first insn.

From-SVN: r142116
 2008-11-22 09:28:44 +01:00
Jakub Jelinek
81f5094da4 re PR middle-end/29215 (extra store for memcpy) 
PR middle-end/29215
	* builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
	(fold_builtin_memory_op): Handle even the case where just one
	of src and dest is an address of a var decl component, using
	TYPE_REF_CAN_ALIAS_ALL pointers.  Remove is_gimple_min_invariant
	and readonly_data_expr src check.
	* tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
	up warnings.

	* trans-array.c (trans_array_constructor_value,
	gfc_build_constant_array_constructor): Fill in TREE_PURPOSE.

	* gfortran.dg/array_memcpy_3.f90: Adjust pattern to match even
	memcpy optimized into ref-all store.
	* gcc.dg/pr29215.c: New test.

From-SVN: r142061
 2008-11-20 22:35:03 +01:00
Uros Bizjak
23462d4d8f re PR middle-end/37908 (atomic NAND op generate wrong code; __sync_nand_and_fetch, __sync_fetch_and_nand) 
PR middle-end/37908
	* optabs.c (expand_sync_operation): Properly handle NAND case
	by calculating ~(t1 & val) instead of (~t1 & val).
	* builtins.c (expand_builtin_sync_operation): Warn for changed
	semantics in NAND builtins.
	* c.opt (Wsync-nand): New warning option.  Describe -Wsync-nand.
	
	* doc/invoke.texi (Warning options): Add Wsync-nand.
	* doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
	__sync_fetch_and_nand builtin operation in the example.  Add a note
	about changed semantics in GCC 4.4.
	[__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
	operation in the example.  Add a note about changed semantics in
	GCC 4.4.

testsuite/ChangeLog:

	PR middle-end/37908
	* gcc.dg/pr37908.c: New test.
	* gcc.dg/ia64-sync-1.c: Correct __sync_fetch_and_nand and
	__sync_nand_and_fetch results.  Add dg-message to look for the warning
	about changed semantics of NAND builtin.
	(init_si, init_di): Change init value for __sync_fetch_and_nand to -1.
	(test_si, test_di): Change expected result of
	__sync_nand_and_fetch to ~7.
	* gcc.dg/ia64-sync-2.c: Correct __sync_fetch_and_nand and
	__sync_nand_and_fetch results.  Add dg-message to look for the warning
	about changed semantics of NAND builtin.
	(init_noret_si, init_noret_di): Change init value for
	__sync_fetch_and_nand to -1.
	(init_noret_si, init_noret_di): Change expected result of
	__sync_nand_and_fetch to ~7.
	* gcc.dg/sync-2.c: Correct __sync_fetch_and_nand and
	__sync_nand_and_fetch results.  Add dg-message to look for the warning
	about changed semantics of NAND builtin.
	(init_qi, init_qi): Change init value for __sync_fetch_and_nand to -1.
	(init_hi, init_hi): Change expected result of
	__sync_nand_and_fetch to ~7.
	* gcc.dg/sync-3.c: Copy from sync-2.c instead of including
	the c source file.
	* gcc.c-torture/compile/sync-1.c: Add dg-message to look for the
	warning about changed semantics of NAND builtin.
	* gcc.c-torture/compile/sync-2.c: Ditto.
	* gcc.c-torture/compile/sync-3.c: Ditto.

From-SVN: r141942
 2008-11-17 12:19:06 +01:00
Richard Guenther
002bd9f0ac re PR middle-end/37976 (ICE in insert_into_preds_of_block) 
2008-11-01  Richard Guenther  <rguenther@suse.de>

	PR middle-end/37976
	* builtins.c (fold_builtin_strspn): Return a size_t.
	(fold_builtin_strcspn): Likewise.

	* gcc.c-torture/compile/pr37976.c: New testcase.

From-SVN: r141514
 2008-11-01 12:47:38 +00:00
Kaveh R. Ghazi
36c713e04c configure.ac (MPFR check): Bump minimum version to 2.3.0 and recommended version to 2.3.2. 
* configure.ac (MPFR check): Bump minimum version to 2.3.0 and
	recommended version to 2.3.2.

	* configure: Regenerate.

gcc:
	* builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
	* doc/install.texi: Bump recommended MPFR to 2.3.2.
	
fortran:
	* simplify.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.

From-SVN: r141085
 2008-10-13 08:05:25 +00:00
Jakub Jelinek
df96b05947 re PR middle-end/37774 (Alignment information is lost for ARRAY_REFs) 
PR middle-end/37774
	* tree.h (get_object_alignment): Declare.
	* emit-rtl.c (set_mem_attributes_minus_bitpos): Call
	get_object_alignment if needed.
	* builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
	to ...
	(get_object_alignment): ... here.  New function.  Try harder to
	determine alignment from get_inner_reference returned offset.

From-SVN: r141003
 2008-10-09 10:17:08 +02:00
Daniel Jacobowitz
17372f8cc5 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE. 
From-SVN: r140833
 2008-10-02 15:15:40 +00:00
Jan Hubicka
efd8f7507b loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p. 
* loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
	* tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
	* tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
	* postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
	* value-prof.c (gimple_divmod_fixed_value_transform,
	gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
	gimple_stringops_transform): Use optimize_bb_for_size_p.
	* ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
	* final.c (compute_alignments): Use optimize_function_for_size_p.
	* builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
	(fold_builtin_strcpy, fold_builtin_fputs): Use
	optimize_function_for_size_p.
	* fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
	* recog.c (relax_delay_slots): Likewise.
	* tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
	(execute_cse_reciprocals): Use optimize_bb_for_size_p.
	* ipa-inline.c (cgraph_decide_recursive_inlining): Use
	optimize_function_for_size_p.
	(cgraph_decide_inlining_of_small_function): Use
	optimize_function_for_size_p.
	* global.c (find_reg): Use optimize_function_for_size_p.
	* opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
	flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
	flag_prefetch_loop_arrays. Those can work it out from profile.
	* tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
	optimize_loop_for_speed_p.
	* predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
	argument.
	(optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
	* tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
	* tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
	* local-alloc.c (block_alloc): Pass BB pointer.
	(find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
	* gcse.c (gcse_main): Use optimize_function_for_size_p.
	* loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
	(decide_peel_completely): Likewise.
	* tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
	optimize_loop_for_size_p.
	(vect_enhance_data_refs_alignment): Likewise.
	* tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
	(coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
	* cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
	(try_crossjump_bb): Use optimize_bb_for_size_p.
	* tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
	optimize_loop_for_speed_p.
	* bb-reorder.c (find_traces_1_round): Likewise.
	(copy_bb): Use optimize_bb_for_speed_p.
	(duplicate_computed_gotos): Likewise.
	* basic-block.h (optimize_loop_nest_for_size_p,
	optimize_loop_nest_for_speed_p): New.
	* stmt.c (expand_case): Use optimize_insn_for_size_p.

From-SVN: r139760
 2008-08-29 10:35:57 +00:00
Manuel López-Ibáñez
2985f531b7 re PR c/30457 (Please warn about va_start(ap, invalid)) 
2008-08-21  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	PR 30457
	* builtins.c (fold_builtin_next_arg): Add warning about undefined
	behaviour.
testsuite/
	* gcc.dg/pr30457.c: New.

From-SVN: r139406
 2008-08-21 19:05:46 +00:00
Manuel López-Ibáñez
509c9d60e4 diagnostic.c (pedwarn_at): Rename as pedwarn. 
2008-08-21  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	* diagnostic.c (pedwarn_at): Rename as pedwarn.
	(pedwarn): Delete.
	* toplev.h (pedwarn_at): Likewise.
	* builtins.c: Update all calls to pedwarn.
	* c-lex.c: Likewise.
	* toplev.c: Likewise.
	* c-tree.h: Likewise.
	* c-decl.c: Likewise.
	* c-errors.c: Likewise.
	* c-typeck.c: Likewise.
	* c-common.c: Likewise.
	* c-parser.c: Likewise.
cp/
	* typeck.c: Update all calls to pedwarn.
	* decl.c: Likewise.
	* call.c: Likewise.
	* error.c: Likewise.
	* pt.c: Likewise.
	* name-lookup.c: Likewise.
	* parser.c: Likewise.
fortran/	
	* f95-lang.c: Update all calls to pedwarn.

From-SVN: r139373
 2008-08-21 10:55:13 +00:00
Manuel López-Ibáñez
1f5b386928 diagnostic.c (inform): Add an explicit location_t parameter. 
2008-08-18  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	* diagnostic.c (inform): Add an explicit location_t parameter.
	* toplev.h (inform): Update declaration.
	* builtins.c: Update all calls to inform.
	* c-common.c: Likewise.
	* c-decl.c: Likewise.
	* c-opts.c: Likewise.
	* c-pch.c: Likewise.
	* c-pragma.c: Likewise.
	* c-typeck.c: Likewise.
	* coverage.c: Likewise.
	* opts.c: Likewise.
	* toplev.c: Likewise.
	* tree-cfg.c: Likewise.
	* tree-ssa.c: Likewise.
cp/	
	* parser.c: Update all calls to inform.
	* typeck.c: Likewise.
	* init.c: Likewise.
	* class.c: Likewise.
	* call.c: Likewise.
	* method.c: Likewise.
	* friend.c: Likewise.
	* typeck2.c: Likewise.
	* pt.c: Likewise.
	* name-lookup.c: Likewise.
	* lex.c: Likewise.

From-SVN: r139293
 2008-08-20 13:35:00 +00:00
Manuel López-Ibáñez
9c02cf684c real.h (dconst_e, [...]): Declare. 
2008-08-18  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	* real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
	dconst_third_ptr, dconst_sqrt2_ptr): Declare.
	(enum real_value_const): Delete.
	(get_real_const): Delete.
	* real.c (get_real_const): Delete.
	(dconst_e_ptr): Define.
	(dconst_third_ptr): Define.
	(dconst_sqrt2_ptr): Define.
	* builtins.c: Update all callers.

From-SVN: r139202
 2008-08-18 16:17:16 +00:00
Ulrich Weigand
905cd1b98e re PR bootstrap/37097 (Revision 139014 failed to bootstrap) 
PR bootstrap/37097
	* builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
	by last change.
-This line, and those below, will be ignored--

M    gcc/builtins.c
M    gcc/ChangeLog

From-SVN: r139019
 2008-08-12 14:35:54 +00:00
Ulrich Weigand
3e479de394 real.h (struct real_format): New member round_towards_zero. 
ChangeLog:

	* real.h (struct real_format): New member round_towards_zero.
	* real.c (round_for_format): Respect fmt->round_towards_zero.
	(ieee_single_format, mips_single_format, motorola_single_format,
	spu_single_format, ieee_double_format, mips_double_format,
	motorola_double_format, ieee_extended_motorola_format,
	ieee_extended_intel_96_format, ieee_extended_intel_128_format,
	ieee_extended_intel_96_round_53_format, ibm_extended_format,
	mips_extended_format, ieee_quad_format, mips_quad_format,
	vax_f_format, vax_d_format, vax_g_format): Initialize it.
	* config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.

	* builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
	real_format to choose rounding mode when calling MPFR functions.
	(do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
	(do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.

	* real.h (real_to_decimal_for_mode): Add prototype.
	* real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
	Respect target rounding mode when generating decimal representation.
	(real_to_decimal): New stub for backwards compatibility.
	* c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
	real_to_decimal_for_mode instead of real_to_decimal.

	* config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.


testsuite/ChangeLog:

	* gcc.c-torture/execute/20031003-1.c (main): Update test to
	accommodate SPU single-precision rounding mode.
	* gcc.c-torture/execute/conversion.c (test_float_to_integer,
	test_float_to_longlong_integer): Likewise.
	* gcc.c-torture/execute/ieee/rbug.c (main): Likewise.
	* gcc.dg/hex-round-1.c: Skip test on SPU.
	* gcc.dg/hex-round-2.c: Likewise.

Co-Authored-By: Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>

From-SVN: r139014
 2008-08-12 13:19:40 +00:00
Manuel López-Ibáñez
71205d170c re PR other/36901 (pedwarn() + -pedantic-errors + -w (inhibit_warnings) should not emit errors) 
2008-08-09  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	PR 36901
	* diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.  
	* diagnostic.c (pedantic_warning_kind, permissive_error_kind):
	Moved from diagnostic.h
	(diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
	DK_PERMERROR.
	(emit_diagnostic): New.
	(warning0, pedwarn0): Delete.
	(warning, warning_at, pedwarn, permerror): Return bool.  
	* diagnostic.h (pedantic_warning_kind, permissive_error_kind):
	Moved to diagnostic.c.
	(struct diagnostic_context): Use correct type for
	classify_diagnostic.
	(diagnostic_report_diagnostic): Update declaration.
	(emit_diagnostic): Declare.
	* errors.c (warning): Return bool.  
	* errors.h (warning): Update declaration.
	* toplev.h (warning0, pedwarn0): Delete.
	(warning, warning_at, pedwarn, permerror): Return bool.
	* c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
	* c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
	inform. Update all calls.
	(diagnose_mismatched_decls): Check return value of warning/pedwarn
	before giving informative note.
	(implicit_decl_warning): Likewise.  
	* c-typeck.c (build_function_call): Likewise.  
	* tree-sssa.c (warn_uninit): Likewise.  
	* builtins.c (gimplify_va_arg_expr): Likewise.
fortran/
	* f95-lang.c (gfc_mark_addressable): Use "pedwarn (0," instead of
	'pedwarn0'.
cp/
	* cp-tree.h (struct diagnostic_context, struct diagnostic_info):
	Delete forward declarations. Check that toplev.h has not been
	included before this file. Include toplev.h and diagnostic.h.
	* error.c (cp_cpp_error): Use DK_PEDWARN.
	(cxx_incomplete_type_diagnostic): Update declaration.
	(cxx_incomplete_type_error): Use DK_ERROR.
	* typeck2.c (cxx_incomplete_type_diagnostic): Take a diagnostic_t
	as argument. Use emit_diagnostic.
	(cxx_incomplete_type_error): Use DK_ERROR.
	(add_exception_specifier): Use diagnostic_t instead of custom
	codes.  
	* typeck.c (complete_type_or_else): Update call to
	cxx_incomplete_type_diagnostic.
	* init.c (build_delete): Likewise.  
	* call.c (diagnostic_fn_t): Remove unused typedef.
	(build_temp): Pass a pointer to diagnostic_t.
	(convert_like_real): Use emit_diagnostic.
	(joust): Check return value of warning before giving informative
	note.  
	* friend.c (do_friend): Check return value of warning
	before giving informative note.
	* parser.c (cp_parser_template_id): Likewise.

testsuite/
	* gcc.dg/pr36901-1.c: New.
	* gcc.dg/pr36901-3.c: New.
	* gcc.dg/pr36901-2.c: New.
	* gcc.dg/pr36901-4.c: New.
	* gcc.dg/pr36901-system.h: New.
	* gcc.dg/pr36901.h: New.
	* gcc.target/powerpc/altivec-macros.c: Update.
	* gcc.target/i386/regparm.c: Update.
	* gcc.dg/funcdef-var-1.c: Update.
	* gcc.dg/parm-mismatch-1.c: Update.
	* gcc.dg/attr-noinline.c: Update.
	* gcc.dg/wtr-static-1.c: Update.
	* gcc.dg/redecl-11.c: Update.
	* gcc.dg/pr27953.c: Update.
	* gcc.dg/proto-1.c: Update.
	* gcc.dg/decl-3.c: Update.
	* gcc.dg/redecl-13.c: Update.
	* gcc.dg/pr15360-1.c: Update.
	* gcc.dg/redecl-15.c: Update.
	* gcc.dg/enum-compat-1.c: Update.
	* gcc.dg/dll-3.c: Update.
	* gcc.dg/array-5.c: Update.
	* gcc.dg/Wredundant-decls-2.c: Update.
	* gcc.dg/inline4.c: Update.
	* gcc.dg/redecl-2.c: Update.
	* gcc.dg/inline-14.c: Update.
	* gcc.dg/tls/diag-3.c: Update.
	* gcc.dg/funcdef-var-2.c: Update.
	* gcc.dg/20041213-1.c: Update.
	* gcc.dg/old-style-then-proto-1.c: Update.
	* gcc.dg/decl-2.c: Update.
	* gcc.dg/redecl-12.c: Update.
	* gcc.dg/decl-4.c: Update.
	* gcc.dg/Wshadow-1.c: Update.
	* gcc.dg/transparent-union-2.c: Update.
	* gcc.dg/visibility-7.c: Update.
	* gcc.dg/dll-2.c: Update.
	* gcc.dg/redecl-16.c: Update.
	* gcc.dg/inline1.c: Update.
	* gcc.dg/decl-8.c: Update.
	* gcc.dg/nested-redef-1.c: Update.
	* gcc.dg/inline3.c: Update.
	* gcc.dg/redecl-1.c: Update.
	* gcc.dg/inline5.c: Update.
	* gcc.dg/pr35899.c: Update.
	* gcc.dg/noncompile/label-lineno-1.c: Update.
	* gcc.dg/noncompile/label-1.c: Update.
	* gcc.dg/noncompile/20020220-1.c: Update.
	* gcc.dg/noncompile/redecl-1.c: Update.
	* gcc.dg/redecl-5.c: Update.
	* gcc.dg/qual-return-3.c: Update.
	* gcc.dg/label-decl-4.c: Update.

From-SVN: r138893
 2008-08-08 23:57:19 +00:00
Kaveh R. Ghazi
82d6e6fc38 builtins.c (expand_builtin_profile_func): Avoid C++ keywords. 
* builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
	* calls.c (avoid_likely_spilled_reg): Likewise.
	* cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
	* cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
	* config/i386/i386.c (ix86_expand_special_args_builtin,
	ix86_secondary_reload): Likewise.
	* except.c (struct eh_region, gen_eh_region_catch,
	remove_unreachable_regions, duplicate_eh_regions,
	assign_filter_values, build_post_landing_pads,
	sjlj_find_directly_reachable_regions, remove_eh_handler,
	reachable_next_level, foreach_reachable_handler,
	can_throw_internal_1, can_throw_external_1,
	collect_one_action_chain): Likewise.
	* expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
	* fold-const.c (twoval_comparison_p, eval_subst): Likewise.
	* function.c (update_temp_slot_address, instantiate_new_reg,
	instantiate_virtual_regs_in_rtx,
	instantiate_virtual_regs_in_insn): Likewise.
	* gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
	* gimplify.c (gimplify_call_expr, gimplify_init_constructor,
	gimplify_cleanup_point_expr): Likewise.
	* ipa-cp.c (ipcp_lattice_changed): Likewise.
	* passes.c (next_pass_1): Likewise.
	* print-tree.c (print_node_brief, print_node): Likewise.
	* profile.c (branch_prob): Likewise.
	* tree-dump.c (dump_register): Likewise.
	* tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
	Likewise.
	* tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
	copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
	copy_edges_for_bb, copy_cfg_body, copy_tree_r,
	copy_arguments_for_versioning, copy_static_chain): Likewise.
	* tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
	add_new_name_mapping, register_new_name_mapping): Likewise.
	* tree-mudflap.c (mf_xform_derefs): Likewise.
	* tree-predcom.c (struct chain, dump_chain, replace_ref_with,
	get_init_expr, combine_chains): Likewise.
	* tree-pretty-print.c (dump_generic_node): Likewise.
	* tree-ssa-structalias.c (create_variable_info_for): Likewise.
	* tree-vrp.c (simplify_cond_using_ranges): Likewise.
	* tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
	* value-prof.c (gimple_duplicate_stmt_histograms): Likewise.

From-SVN: r138809
 2008-08-06 15:57:09 +00:00
Jan Hubicka
2266066678 optabs.c (expand_binop, [...]): Upse optimize_insn_for_speed predicate. 
* optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
	expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
	* expmed.c (expand_smod_pow2): Likewise.

From-SVN: r138565
 2008-08-03 12:04:49 +00:00
Jakub Jelinek
f9555f402c re PR c/36970 (GCC should display a warning when trying to free a static array) 
PR c/36970
	* builtins.c (maybe_emit_free_warning): New function.
	(expand_builtin): Process BUILT_IN_FREE even at -O0.  Call
	maybe_emit_free_warning for BUILT_IN_FREE.

	* gcc.dg/free-1.c: New test.
	* gcc.dg/free-2.c: New test.

From-SVN: r138362
 2008-07-31 10:02:49 +02:00
H.J. Lu
90c700cd2b builtins.c (std_gimplify_va_arg_expr): Replace PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT. 
2008-07-30  H.J. Lu  <hongjiu.lu@intel.com>

	* builtins.c (std_gimplify_va_arg_expr): Replace
	PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
	* config/i386/i386.c (ix86_gimplify_va_arg): Likewise.

From-SVN: r138340
 2008-07-30 13:19:53 -07:00
H.J. Lu
2e3f842fe6 [multiple changes] 
2008-07-30  Joey Ye  <joey.ye@intel.com>
	    H.J. Lu  <hongjiu.lu@intel.com>

	* builtins.c (expand_builtin_setjmp_receiver): Replace
	virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
	(expand_builtin_apply_args_1): Likewise.
	(expand_builtin_longjmp): Need DRAP for stack alignment.
	(expand_builtin_apply): Likewise.

	* caller-save.c (setup_save_areas): Call assign_stack_local_1
	instead of assign_stack_local to allow alignment reduction.

	* calls.c (emit_call_1): Need DRAP for stack alignment if
	return pops.
	(expand_call): Replace virtual_incoming_args_rtx with
	crtl->args.internal_arg_pointer.
	* stmt.c (expand_nl_goto_receiver): Likewise.

	* cfgexpand.c (get_decl_align_unit): Estimate stack variable
	alignment and store to stack_alignment_estimated and
	max_used_stack_slot_alignment.
	(expand_one_var): Likewise.
	(expand_stack_alignment): New function.
	(tree_expand_cfg): Initialize max_used_stack_slot_alignment
	and stack_alignment_estimated fields in rtl_data.  Call
	expand_stack_alignment at end.

	* defaults.h (INCOMING_STACK_BOUNDARY): New.
	(MAX_STACK_ALIGNMENT): Likewise.
	(MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
	(SUPPORTS_STACK_ALIGNMENT): Likewise.

	* emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
	stack alignment when generating virtual registers.

	* function.c (assign_stack_local): Renamed to ...
	(assign_stack_local_1): This.  Add a parameter to indicate
	if it is OK to reduce alignment.
	(assign_stack_local): Use it.
	(instantiate_new_reg): Instantiate virtual incoming args rtx
	to vDRAP if stack realignment and DRAP is needed.
	(assign_parms): Collect parameter/return type alignment and
	contribute to stack_alignment_estimated.
	(locate_and_pad_parm): Likewise.
	(get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
	with crtl->args.internal_arg_pointer.

	* function.h (rtl_data): Add new field drap_reg,
	max_used_stack_slot_alignment, stack_alignment_estimated,
	stack_realign_needed, need_drap, stack_realign_processed and
	stack_realign_finalized.
	(stack_realign_fp): New macro.
	(stack_realign_drap): Likewise.

	* global.c (compute_regsets): Frame pointer is needed when
	stack is realigned.  Can eliminate frame pointer when stack is
	realigned and dynamic realigned argument pointer isn't used.

	* reload1.c (update_eliminables):  Frame pointer is needed
	when stack is realigned.
	(init_elim_table): Can eliminate frame pointer when stack is
	realigned and dynamic realigned argument pointer isn't used.

	* rtl.h (assign_stack_local_1): Declare new funtion.

	* target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
	(TARGET_GET_DRAP_RTX): Likewise.
	(TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
	TARGET_GET_DRAP_RTX.

	* target.h (gcc_target): Add update_stack_boundary and
	get_drap_rtx.

	* tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
	STACK_BOUNDARY with MAX_STACK_ALIGNMENT.

2008-07-30  Xuepeng Guo  <xuepeng.guo@intel.com>
	    H.J. Lu  <hongjiu.lu@intel.com>

	* dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
	vdrap_reg, stack_realign and drap_reg_saved.
	(add_cfi): Don't allow redefining CFA when DRAP is used.
	(reg_save): Handle stack alignment.
	(dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
	alignment.  Don't generate DWARF information for (set fp sp)
	when DRAP is used.
	(dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
	to INVALID_REGNUM.
	(int_loc_descriptor): Move prototype forward.  Also define if
	DWARF2_UNWIND_INFO is true.
	(output_cfa_loc): Handle DW_CFA_expression.
	(build_cfa_aligned_loc): New.
	(based_loc_descr): Update assert for stack realign.  For local
	variables, use sp+offset when stack is aligned without drap and
	fp+offset when stack is aligned with drap.  For arguments, use
	cfa+offset when drap is used to align stack.

2008-07-30  Joey Ye  <joey.ye@intel.com>
	    H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (ix86_force_align_arg_pointer_string):
	Break long line.
	(ix86_gen_andsp): New.
	(ix86_user_incoming_stack_boundary): Likewise.
	(ix86_default_incoming_stack_boundary): Likewise.
	(ix86_incoming_stack_boundary): Likewise.
	(ix86_can_eliminate): Likewise.
	(find_drap_reg): Likewise.
	(ix86_update_stack_boundary): Likewise.
	(ix86_get_drap_rtx): Likewise.
	(ix86_finalize_stack_realign_flags): Likewise.
	(TARGET_UPDATE_STACK_BOUNDARY): Likewise.
	(TARGET_GET_DRAP_RTX): Likewise.
	(override_options): Overide option value for new options.
	(ix86_function_ok_for_sibcall): Remove check for
	force_align_arg_pointer.
	(ix86_handle_cconv_attribute): Likewise.
	(ix86_function_regparm): Likewise.
	(setup_incoming_varargs_64): Don't set stack_alignment_needed
	here.
	(ix86_va_start): Replace virtual_incoming_args_rtx with
	crtl->args.internal_arg_pointer.
	(ix86_select_alt_pic_regnum): Check DRAP register.
	(ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
	(ix86_compute_frame_layout): Compute frame layout wrt stack
	realignment.
	(ix86_internal_arg_pointer): Just return
	virtual_incoming_args_rtx.
	(ix86_expand_prologue): Decide if stack realignment is needed
	and generate prologue code accordingly.
	(ix86_expand_epilogue): Generate epilogue code wrt stack
	realignment is really needed or not.
	
	* config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
	(ABI_STACK_BOUNDARY): Likewise.
	(PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
	(STACK_REALIGN_DEFAULT): Likewise.
	(INCOMING_STACK_BOUNDARY): Likewise.
	(MAX_STACK_ALIGNMENT): Likewise.
	(ix86_incoming_stack_boundary): Likewise.
	(FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
	(REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
	(CAN_ELIMINATE): Defined with ix86_can_eliminate.
	(machine_function): Remove force_align_arg_pointer.

	* config/i386/i386.md (BX_REG): New.
	(R13_REG): Likewise.

	* config/i386/i386.opt (mforce_drap): New.
	(mincoming-stack-boundary): Likewise.
	(mstackrealign): Add Init(-1).

	* config/i386/i386-protos.h (ix86_can_eliminate): New

2008-07-30  H.J. Lu  <hongjiu.lu@intel.com>

	* doc/extend.texi: Update force_align_arg_pointer.

	* doc/invoke.texi: Document -mincoming-stack-boundary.  Update
	-mstackrealign.

	* doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
	(INCOMING_STACK_BOUNDARY): Likewise.
	(TARGET_UPDATE_STACK_BOUNDARY): New target hook.
	(TARGET_GET_DRAP_RTX): Likewise.

From-SVN: r138335
 2008-07-30 12:20:43 -07:00
Richard Biener
726a989a8b backport: ChangeLog.tuples: ChangeLog from gimple-tuples-branch. 
2008-07-28  Richard Guenther  <rguenther@suse.de>

	Merge from gimple-tuples-branch.

	* ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
	* gimple.def: New file.
	* gsstruct.def: Likewise.
	* gimple-iterator.c: Likewise.
	* gimple-pretty-print.c: Likewise.
	* tree-gimple.c: Removed.  Merged into ...
	* gimple.c: ... here.  New file.
	* tree-gimple.h: Removed.  Merged into ...
	* gimple.h: ... here.  New file.

	* Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
	* configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
	--enable-checking=gimple flag.
	* config.in: Likewise.
	* configure: Regenerated.

	* tree-ssa-operands.h: Tuplified.
	* tree-vrp.c: Likewise.
	* tree-loop-linear.c: Likewise.
	* tree-into-ssa.c: Likewise.
	* tree-ssa-loop-im.c: Likewise.
	* tree-dump.c: Likewise.
	* tree-complex.c: Likewise.
	* cgraphbuild.c: Likewise.
	* tree-ssa-threadupdate.c: Likewise.
	* tree-ssa-loop-niter.c: Likewise.
	* tree-pretty-print.c: Likewise.
	* tracer.c: Likewise.
	* gengtype.c: Likewise.
	* tree-loop-distribution.c: Likewise.
	* tree-ssa-loop-unswitch.c: Likewise.
	* cgraph.c: Likewise.
	* cgraph.h: Likewise.
	* tree-ssa-loop-manip.c: Likewise.
	* value-prof.c: Likewise.
	* tree-ssa-loop-ch.c: Likewise.
	* tree-tailcall.c: Likewise.
	* value-prof.h: Likewise.
	* tree.c: Likewise.
	* tree.h: Likewise.
	* tree-pass.h: Likewise.
	* ipa-cp.c: Likewise.
	* tree-scalar-evolution.c: Likewise.
	* tree-scalar-evolution.h: Likewise.
	* target.h: Likewise.
	* lambda-mat.c: Likewise.
	* tree-phinodes.c: Likewise.
	* diagnostic.h: Likewise.
	* builtins.c: Likewise.
	* tree-ssa-alias-warnings.c: Likewise.
	* cfghooks.c: Likewise.
	* fold-const.c: Likewise.
	* cfghooks.h: Likewise.
	* omp-low.c: Likewise.
	* tree-ssa-dse.c: Likewise.
	* ipa-reference.c: Likewise.
	* tree-ssa-uncprop.c: Likewise.
	* toplev.c: Likewise.
	* tree-gimple.c: Likewise.
	* tree-gimple.h: Likewise.
	* tree-chrec.c: Likewise.
	* tree-chrec.h: Likewise.
	* tree-ssa-sccvn.c: Likewise.
	* tree-ssa-sccvn.h: Likewise.
	* cgraphunit.c: Likewise.
	* tree-ssa-copyrename.c: Likewise.
	* tree-ssa-ccp.c: Likewise.
	* tree-ssa-loop-ivopts.c: Likewise.
	* tree-nomudflap.c: Likewise.
	* tree-call-cdce.c: Likewise.
	* ipa-pure-const.c: Likewise.
	* c-format.c: Likewise.
	* tree-stdarg.c: Likewise.
	* tree-ssa-math-opts.c: Likewise.
	* tree-ssa-dom.c: Likewise.
	* tree-nrv.c: Likewise.
	* tree-ssa-propagate.c: Likewise.
	* ipa-utils.c: Likewise.
	* tree-ssa-propagate.h: Likewise.
	* tree-ssa-alias.c: Likewise.
	* gimple-low.c: Likewise.
	* tree-ssa-sink.c: Likewise.
	* ipa-inline.c: Likewise.
	* c-semantics.c: Likewise.
	* dwarf2out.c: Likewise.
	* expr.c: Likewise.
	* tree-ssa-loop-ivcanon.c: Likewise.
	* predict.c: Likewise.
	* tree-ssa-loop.c: Likewise.
	* tree-parloops.c: Likewise.
	* tree-ssa-address.c: Likewise.
	* tree-ssa-ifcombine.c: Likewise.
	* matrix-reorg.c: Likewise.
	* c-decl.c: Likewise.
	* tree-eh.c: Likewise.
	* c-pretty-print.c: Likewise.
	* lambda-trans.c: Likewise.
	* function.c: Likewise.
	* langhooks.c: Likewise.
	* ebitmap.h: Likewise.
	* tree-vectorizer.c: Likewise.
	* function.h: Likewise.
	* langhooks.h: Likewise.
	* tree-vectorizer.h: Likewise.
	* ipa-type-escape.c: Likewise.
	* ipa-type-escape.h: Likewise.
	* domwalk.c: Likewise.
	* tree-if-conv.c: Likewise.
	* profile.c: Likewise.
	* domwalk.h: Likewise.
	* tree-data-ref.c: Likewise.
	* tree-data-ref.h: Likewise.
	* tree-flow-inline.h: Likewise.
	* tree-affine.c: Likewise.
	* tree-vect-analyze.c: Likewise.
	* c-typeck.c: Likewise.
	* gimplify.c: Likewise.
	* coretypes.h: Likewise.
	* tree-ssa-phiopt.c: Likewise.
	* calls.c: Likewise.
	* tree-ssa-coalesce.c: Likewise.
	* tree.def: Likewise.
	* tree-dfa.c: Likewise.
	* except.c: Likewise.
	* except.h: Likewise.
	* cfgexpand.c: Likewise.
	* tree-cfgcleanup.c: Likewise.
	* tree-ssa-pre.c: Likewise.
	* tree-ssa-live.c: Likewise.
	* tree-sra.c: Likewise.
	* tree-ssa-live.h: Likewise.
	* tree-predcom.c: Likewise.
	* lambda.h: Likewise.
	* tree-mudflap.c: Likewise.
	* ipa-prop.c: Likewise.
	* print-tree.c: Likewise.
	* tree-ssa-copy.c: Likewise.
	* ipa-prop.h: Likewise.
	* tree-ssa-forwprop.c: Likewise.
	* ggc-page.c: Likewise.
	* c-omp.c: Likewise.
	* tree-ssa-dce.c: Likewise.
	* tree-vect-patterns.c: Likewise.
	* tree-ssa-ter.c: Likewise.
	* tree-nested.c: Likewise.
	* tree-ssa.c: Likewise.
	* lambda-code.c: Likewise.
	* tree-ssa-loop-prefetch.c: Likewise.
	* tree-inline.c: Likewise.
	* tree-inline.h: Likewise.
	* tree-iterator.c: Likewise.
	* tree-optimize.c: Likewise.
	* tree-ssa-phiprop.c: Likewise.
	* tree-vect-transform.c: Likewise.
	* tree-object-size.c: Likewise.
	* tree-outof-ssa.c: Likewise.
	* cfgloop.c: Likewise.
	* system.h: Likewise.
	* tree-profile.c: Likewise.
	* cfgloop.h: Likewise.
	* c-gimplify.c: Likewise.
	* c-common.c: Likewise.
	* tree-vect-generic.c: Likewise.
	* tree-flow.h: Likewise.
	* c-common.h: Likewise.
	* basic-block.h: Likewise.
	* tree-ssa-structalias.c: Likewise.
	* tree-switch-conversion.c: Likewise.
	* tree-ssa-structalias.h: Likewise.
	* tree-cfg.c: Likewise.
	* passes.c: Likewise.
	* ipa-struct-reorg.c: Likewise.
	* ipa-struct-reorg.h: Likewise.
	* tree-ssa-reassoc.c: Likewise.
	* cfgrtl.c: Likewise.
	* varpool.c: Likewise.
	* stmt.c: Likewise.
	* tree-ssanames.c: Likewise.
	* tree-ssa-threadedge.c: Likewise.
	* langhooks-def.h: Likewise.
	* tree-ssa-operands.c: Likewise.
	* config/alpha/alpha.c: Likewise.
	* config/frv/frv.c: Likewise.
	* config/s390/s390.c: Likewise.
	* config/m32c/m32c.c: Likewise.
	* config/m32c/m32c-protos.h: Likewise.
	* config/spu/spu.c: Likewise.
	* config/sparc/sparc.c: Likewise.
	* config/i386/i386.c: Likewise.
	* config/sh/sh.c: Likewise.
	* config/xtensa/xtensa.c: Likewise.
	* config/stormy16/stormy16.c: Likewise.
	* config/ia64/ia64.c: Likewise.
	* config/rs6000/rs6000.c: Likewise.
	* config/pa/pa.c: Likewise.
	* config/mips/mips.c: Likewise.

From-SVN: r138207
 2008-07-28 14:33:56 +00:00
Manuel López-Ibáñez
fcf73884fb re PR c/35058 (-Werror= works only with some warnings) 
2008-07-23  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	PR 35058
	* diagnostic.c (pedwarn): Add opt parameter.
	(pedwarn0): New.
	* c-tree.h (pedwarn_init): Add opt parameter.
	(pedwarn_c90): Likewise.
	(pedwarn_c99): Likewise.
	* c-errors.c (pedwarn_c99): Likewise.
	(pedwarn_c90): Likewise.
	* toplev.h (pedwarn): Update declaration.
	(pedwarn0): Declare.
	* c-lex.c: All calls to pedwarn changed.
	* builtins.c: All calls to pedwarn changed.
	* toplev.c: All calls to pedwarn changed.
	* c-decl.c: All calls to pedwarn changed.
	* c-typeck.c: All calls to pedwarn changed.
	* c-common.c: All calls to pedwarn changed.
	* c-parser.c: All calls to pedwarn changed.
cp/
	* typeck.c: All calls to pedwarn changed.
	* decl.c: All calls to pedwarn changed.
	* call.c: All calls to pedwarn changed.
	* error.c: All calls to pedwarn changed.
	* typeck2.c: All calls to pedwarn changed.
	* pt.c: All calls to pedwarn changed.
	* name-lookup.c: All calls to pedwarn changed.
	* parser.c: All calls to pedwarn changed.
fortran/
	* f95-lang.c (gfc_mark_addressable): All calls to pedwarn changed.
testsuite/
	* gcc.dg/Wdeclaration-after-statement-3.c: New.
	* gcc/testsuite/gcc.dg/Wpointer-arith.c: New.

From-SVN: r138089
 2008-07-23 15:57:49 +00:00
Jan Hubicka
1856c8dcea builtins.c (expand_builtin_int_roundingfn, [...]): Do not take subtarget argument; it is not useful. 
* builtins.c (expand_builtin_int_roundingfn,
	expand_builtin_int_roundingfn_2): Do not take subtarget argument;
	it is not useful.

From-SVN: r138006
 2008-07-20 09:50:30 +00:00
H.J. Lu
c565a1e7b7 re PR middle-end/36859 (Caller/callee mismatch for vararg on stack) 
gcc/

2008-07-18  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/36859
	* builtins.c (std_gimplify_va_arg_expr): Limit alignment to
	PREFERRED_STACK_BOUNDARY.
	* config/i386/i386.c (ix86_gimplify_va_arg): Likewise.

testsuite/

2008-07-18  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/36859
	* gcc.target/i386/vararg-2.c: New.

From-SVN: r137955
 2008-07-18 08:48:04 -07:00
Kai Tietz
e65d1ec6b0 builtins.c (std_canonical_va_list): Treat structure based va_list types. 
2008-07-15  Kai Tietz  <kai.tietz@onevision.com>

	* builtins.c (std_canonical_va_list): Treat structure based
	va_list types.

From-SVN: r137819
 2008-07-15 11:04:33 +02:00
Kai Tietz
35cbb29915 config.gcc (extra_headers): Add cross-stdarg.h for target x86_64-*-* and i?86-*-*. 
2008-07-06  Kai Tietz  <kai.tietz@onevision.com>

	* config.gcc (extra_headers): Add cross-stdarg.h for target
	x86_64-*-* and i?86-*-*.
	* config/i386/cross-stdarg.h: New.
	* builtins.c (std_fn_abi_va_list): New.
	(std_canonical_va_list_type): New.
	(stabilize_va_list): Replace va_list_type_node use by
	mtarget.canonical_va_list_type.
	(gimplify_va_arg_expr): Likewise.
	(expand_builtin_va_copy): Replace va_list_type_node use by
	mtarget.fn_abi_va_list.
	* tree-sra.c (is_va_list_type): New helper.
	(decl_can_be_decomposed_p): Replace
	va_list_type_node use by is_va_list_type.
	* tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
	* tree-stdarg.c (execute_optimize_stdarg): Likewise.
	* c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
	* config/i386/i386-protos.h (ix86_get_valist_type): New.
	(ix86_enum_va_list): New.
	* config/i386/i386.c (sysv_va_list_type_node): New.
	(ms_va_list_type_node): New.
	(ix86_function_type_abi): Remove sorry.
	(ix86_build_builtin_va_list_abi): New.
	(ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
	for 64-bit targets.
	(ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
	(ix86_init_builtins_va_builtins_abi): New.
	(ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
	for 64-bit targets.
	(ix86_handle_abi_attribute): New.
	(attribute_spec): Add sysv_abi and ms_abi.
	(ix86_fn_abi_va_list): New.
	(ix86_canonical_va_list_type): New.
	(ix86_enum_va_list): New.
	(TARGET_FN_ABI_VA_LIST): New.
	(TARGET_CANONICAL_VA_LIST_TYPE): New.
	* config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
	* doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
	(TARGET_CANONICAL_VA_LIST_TYPE): New.
	(TARGET_ENUM_VA_LIST): New.
	* expr.h (std_fn_abi_va_list): New.
	(std_canonical_va_list_type): New.
	* target-def.h (TARGET_FN_ABI_VA_LIST): New.
	(TARGET_CANONICAL_VA_LIST_TYPE): New.
	(TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
	TARGET_CANONICAL_VA_LIST_TYPE.
	* target.h (struct gcc_target): Add fn_abi_va_list hook
	and canonical_va_list_type hook.

From-SVN: r137525
 2008-07-06 16:51:58 +02:00
Kai Tietz
1d79e31d96 Revert 137452. 
From-SVN: r137457
 2008-07-04 14:38:46 +02:00
Kai Tietz
0b4b69ef79 config.gcc (extra_headers): Add cross-stdarg.h for target x86_64-*-* and i?86-*-*. 
2008-07-04  Kai Tietz  <kai.tietz@onevision.com>

	* config.gcc (extra_headers): Add cross-stdarg.h for target
	x86_64-*-* and i?86-*-*.
	* config/i386/cross-stdarg.h: New.
	* builtins.c (std_fn_abi_va_list): New.
	(std_canonical_va_list_type): New.
	(stabilize_va_list): Replace va_list_type_node use by
	mtarget.canonical_va_list_type.
	(gimplify_va_arg_expr): Likewise.
	(expand_builtin_va_copy): Replace va_list_type_node use by
	mtarget.fn_abi_va_list.
	* tree-sra.c (is_va_list_type): New helper.
	(decl_can_be_decomposed_p): Replace
	va_list_type_node use by is_va_list_type.
	* tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
	* tree-stdarg.c (execute_optimize_stdarg): Likewise.
	* c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
	* config/i386/i386-protos.h (ix86_get_valist_type): New.
	(ix86_enum_va_list): New.
	* config/i386/i386.c (sysv_va_list_type_node): New.
	(ms_va_list_type_node): New.
	(ix86_function_type_abi): Remove sorry.
	(ix86_build_builtin_va_list_abi): New.
	(ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
	for 64-bit targets.
	(ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
	(ix86_init_builtins_va_builtins_abi): New.
	(ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
	for 64-bit targets.
	(ix86_handle_abi_attribute): New.
	(attribute_spec): Add sysv_abi and ms_abi.
	(ix86_fn_abi_va_list): New.
	(ix86_canonical_va_list_type): New.
	(ix86_enum_va_list): New.
	(TARGET_FN_ABI_VA_LIST): New.
	(TARGET_CANONICAL_VA_LIST_TYPE): New.
	* config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
	* doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
	(TARGET_CANONICAL_VA_LIST_TYPE): New.
	(TARGET_ENUM_VA_LIST): New.
	* expr.h (std_fn_abi_va_list): New.
	(std_canonical_va_list_type): New.
	* target-def.h (TARGET_FN_ABI_VA_LIST): New.
	(TARGET_CANONICAL_VA_LIST_TYPE): New.
	(TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
	TARGET_CANONICAL_VA_LIST_TYPE.
	* target.h (struct gcc_target): Add fn_abi_va_list hook
	and canonical_va_list_type hook.

2008-07-04  Kai Tietz  <kai.tietz@onevision.com>

	* gcc.dg/callabi/callabi.h: New.
	* gcc.dg/callabi/vaarg-1.c: New.
	* gcc.dg/callabi/vaarg-2.c: New.
	* gcc.dg/callabi/vaarg-3.c: New.
	* gcc.dg/callabi/func-1.c: New.

From-SVN: r137452
 2008-07-04 10:15:27 +02:00
Ian Lance Taylor
65c5f2a63f rtlanal.c (add_reg_note): New function. 
* rtlanal.c (add_reg_note): New function.
	* rtl.h (add_reg_note): Declare.
	* auto-inc-dec.c (attempt_change): Use add_reg_note.
	* bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
	* builtins.c (expand_builtin_longjmp): Likewise.
	(expand_builtin_nonlocal_goto): Likewise.
	* calls.c (emit_call_1, expand_call): Likewise.
	* cfgexpand.c (add_reg_br_prob_note): Likewise.
	* cfglayout.c (fixup_reorder_chain): Likewise.
	* cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
	(commit_one_edge_insertion): Likewise.
	* combine.c (move_deaths, distribute_notes): Likewise.
	* df-problems.c (df_set_note): Likewise.
	* emit-rtl.c (link_cc0_insns, try_split): Likewise.
	(set_unique_reg_note): Likewise.
	(emit_copy_of_insn_after): Likewise.
	* expr.c (expand_expr_real): Likewise.
	* gcse.c (add_label_notes): Likewise.
	* haifa-sched.c (create_check_block_twin): Likewise.
	* jump.c (mark_jump_label_1): Likewise.
	* loop-doloop.c (add_test, doloop_modify): Likewise.
	* loop-unswitch.c (compare_and_jump_seq): Likewise.
	* lower-subreg.c (move_eh_region_note): Likewise.
	* optabs.c (emit_libcall_block): Likewise.
	* predict.c (predict_insn): Likewise.
	(combine_predictions_for_insn): Likewise.
	* recog.c (peephole2_optimize): Likewise.
	* regmove.c (try_auto_increment): Likewise.
	* reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
	* reload.c (find_reloads): Likewise.
	* reload1.c (fixup_eh_region_note): Likewise.
	(reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
	* reorg.c (delete_prior_computation): Likewise.
	(delete_computation, dbr_schedule): Likewise.
	* config/pa/pa.c (legitimize_pic_address): Likewise.
	* config/sh/sh.c (sh_reorg): Likewise.

From-SVN: r137374
 2008-07-02 18:01:18 +00:00
Richard Sandiford
e2ff10a93c libfuncs.h (LTI_synchronize): New libfunc_index. 
gcc/
	* libfuncs.h (LTI_synchronize): New libfunc_index.
	(synchronize_libfunc): Declare.
	* builtins.c (expand_builtin_synchronize): Consider using
	synchronize_libfunc before falling back on an asm blockage.
	* config/mips/mips.c: Include libfuncs.h
	(mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.

From-SVN: r137162
 2008-06-26 21:28:30 +00:00
Kaveh R. Ghazi
f883e0a7dc alias.c (record_alias_subset, [...]): Fix -Wc++-compat and/or -Wcast-qual warnings. 
* alias.c (record_alias_subset, init_alias_analysis): Fix
	-Wc++-compat and/or -Wcast-qual warnings.
	* attribs.c (lookup_attribute_spec): Likewise.
	* bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
	copy_bb, connect_traces,
	find_rarely_executed_basic_blocks_and_cr): Likewise.
	* bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
	note_btr_set, migrate_btr_defs): Likewise.
	* builtins.c (result_vector, expand_builtin_memcpy,
	expand_builtin_mempcpy_args, expand_builtin_strncpy,
	builtin_memset_read_str, expand_builtin_printf,
	fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
	Likewise.
	* caller-save.c (mark_set_regs): Likewise.
	* calls.c (expand_call, emit_library_call_value_1): Likewise.
	* cgraph.c (cgraph_edge): Likewise.
	* combine.c (likely_spilled_retval_1): Likewise.
	* coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
	htab_counts_entry_del, get_coverage_counts): Likewise.
	* cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
	new_cselib_val): Likewise.
	* dbgcnt.c (dbg_cnt_process_opt): Likewise.
	* dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
	Likewise.
	* df-core.c (df_compact_blocks): Likewise.
	* df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
	* df-scan.c (df_grow_reg_info, df_ref_create,
	df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
	df_ref_compare, df_ref_create_structure, df_bb_refs_record,
	df_record_entry_block_defs, df_record_exit_block_uses,
	df_bb_verify): Likewise.
	* df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
	DF_REF_EXTRACT_MODE_CONST): New.
	* dominance.c (get_immediate_dominator, get_dominated_by,
	nearest_common_dominator, root_of_dom_tree,
	iterate_fix_dominators, first_dom_son, next_dom_son): Fix
	-Wc++-compat and/or -Wcast-qual warnings.
	* dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
	record_store, replace_read, check_mem_read_rtx, scan_insn,
	dse_step1, dse_record_singleton_alias_set): Likewise.
	* dwarf2asm.c (dw2_force_const_mem): Likewise.

From-SVN: r137137
 2008-06-26 00:28:15 +00:00
Andrew Pinski
cba2d79f3e re PR middle-end/36594 (multiple regressions on powerpc at rev.136976) 
2008-06-24  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR middle-end/36594
        * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
        the memory instead of the memory itself for the save area.

From-SVN: r137089
 2008-06-24 15:42:10 -07:00
Jan Hubicka
dea33aa707 builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before clobbering framepointer. 
* builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
	clobbering framepointer.

From-SVN: r136959
 2008-06-19 18:00:12 +00:00
Steven Bosscher
4a8cae8370 Remove libcall notes. 
* see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
	REG_RETVAL notes.
	(see_update_relevancy): Likewise.
	* fwprop.c (try_fwprop_subst): Likewise.
	* rtlanal.c (noop_move_p): Likewise.
	* builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
	notes to non-existing libcall blocks.
	* cse.c (cse_insn): Change prototype.  Don't update libcall notes.
	Remove orig_set.
	(cse_extended_basic_block): Don't track libcall and no-conflict notes.
	(dead_libcall_p): Remove.
	(delete_trivially_dead_insns): Don't use it.
	* web.c (union_defs): Remove comment about keeping nops.
	* gcse.c (hash_scan_insn): Don't take libcall pointers.
	(compute_hash_table_work): Don't track libcall notes.
	(do_local_cprop): Don't take libcall pointers.  Don't update
	libcall notes.
	(adjust_libcall_notes): Deleted.
	(local_cprop_pass): Remove stack for nested libcalls (which shouldn't
	ever have existed in the first place).
	(replace_store_insn): Don't try to remove libcall notes.
	* lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
	(resolve_reg_notes): Don't call them.
	(resolve_simple_move): Likewise.
	(decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
	Don't remove REG_RETVAL notes.
	* emit-rtl.c (try_split): Don't update libcall notes.
	(emit_copy_of_insn_after): Dito.
	* cselib.c (cselib_current_insn_in_libcall): Remove.
	(cselib_process_insn): Don't set/clear it.
	(new_elt_loc_list): Don't record it.
	(cselib_init): Don't initialize it.
	* cselib.c (struct elt_loc_list): Remove in_libcall field.
	* loop-invariant.c (find_invariant_insn): Don't look for libcall
	notes.
	* sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
	(sched_analyze): Don't set up deps->libcall_block_tail_insn.
	(init_deps): Don't initialize it.
	* sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
	* combine.c (delete_noop_moves): Don't update libcall notes.
	(can_combine_p): Remove now pointless #if 0 block.
	(try_combine): Remove another obsolete #if 0 block.
	(distribute_notes): Don't distribute libcall notes.
	* reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
	* dce.c (libcall_dead_p): Remove.
	(delete_unmarked_insns): Don't handle libcall blocks.
	(preserve_libcall_for_dce): Remove.
	(prescan_insns_for_dce): Don't special-case libcall block insns.
	* reload1 (reload): Don't handle libcall notes. 
	* doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
	documentation.

From-SVN: r136861
 2008-06-17 05:57:04 +00:00
Eric Botcazou
9133c85e1a re PR middle-end/36520 (ICE in get_memory_rtx) 
PR middle-end/36520
	* builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
	before evaluating it.

From-SVN: r136747
 2008-06-13 10:20:57 +00:00
Eric Botcazou
056c8faea0 builtins.c (get_memory_rtx): Accept byte-addressable bitfields. 
* builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
	Use DECL_SIZE_UNIT to retrieve the size of the field.


Co-Authored-By: Olivier Hainque <hainque@adacore.com>

From-SVN: r136673
 2008-06-11 15:56:41 +00:00
Ralf Wildenhues
fa10beec52 cgraph.c: Fix typos in comments. 
gcc/
	* cgraph.c: Fix typos in comments.
	(cgraph_availability_names): Fix string typo.
	* fold-const.c: Fix typos in comments.
	(fold_binary): Fix typo in warning.
	* genautomata.c: Fix typos in comments.
	(check_presence_pattern_sets): Fix typo in local variable.
	(output_description): Fix typo in output.
	* ggc-zone.c (ggc_pch_finish): Fix typo in error message.
	* hwint.h: Likewise.
	* matrix-reorg.c (check_allocation_function): Likewise.
	* omega.c (smooth_weird_equations): Likewise.
	* auto-inc-dec.c: Fix typos in comments.
	* bb-reorder.c: Likewise.
	* builtins.c: Likewise.
	* c-common.c: Likewise.
	* c-cppbuiltin.c: Likewise.
	* c-parser.c: Likewise.
	* c-pretty-print.c: Likewise.
	* cfgcleanup.c: Likewise.
	* cfgexpand.c: Likewise.
	* cfghooks.c: Likewise.
	* cfglayout.c: Likewise.
	* cfgloopmanip.c: Likewise.
	* cgraphunit.c: Likewise.
	* coverage.c: Likewise.
	* dbxout.c: Likewise.
	* df-byte-scan.c: Likewise.
	* df-core.c: Likewise.
	* df-problems.c: Likewise.
	* df-scan.c: Likewise.
	* dfp.c: Likewise.
	* dominance.c: Likewise.
	* domwalk.c: Likewise.
	* dse.c: Likewise.
	* dwarf2out.c: Likewise.
	* emit-rtl.c: Likewise.
	* et-forest.c: Likewise.
	* function.c: Likewise.
	* function.h: Likewise.
	* gcc.c: Likewise.
	* gcov-io.c: Likewise.
	* gcov.c: Likewise.
	* gcse.c: Likewise.
	* genattrtab.c: Likewise.
	* ggc-page.c: Likewise.
	* gimplify.c: Likewise.
	* gthr-lynx.h: Likewise.
	* haifa-sched.c: Likewise.
	* ipa-cp.c: Likewise.
	* ipa-inline.c: Likewise.
	* ipa-prop.h: Likewise.
	* ipa-pure-const.c: Likewise.
	* ipa-struct-reorg.c: Likewise.
	* ipa-struct-reorg.h: Likewise.
	* ipa-type-escape.c: Likewise.
	* ipa.c: Likewise.
	* loop-doloop.c: Likewise.
	* mips-tfile.c: Likewise.
	* mkmap-flat.awk: Likewise.
	* mkmap-symver.awk: Likewise.
	* modulo-sched.c: Likewise.
	* omp-low.c: Likewise.
	* optabs.c: Likewise.
	* optabs.h: Likewise.
	* opts.c: Likewise.
	* passes.c: Likewise.
	* postreload-gcse.c: Likewise.
	* postreload.c: Likewise.
	* predict.c: Likewise.
	* pretty-print.h: Likewise.
	* profile.c: Likewise.
	* protoize.c: Likewise.
	* ra-conflict.c: Likewise.
	* real.c: Likewise.
	* recog.c: Likewise.
	* regclass.c: Likewise.
	* regs.h: Likewise.
	* reload.c: Likewise.
	* rtl-error.c: Likewise.
	* rtlanal.c: Likewise.
	* scan.h: Likewise.
	* sched-rgn.c: Likewise.
	* see.c: Likewise.
	* stmt.c: Likewise.
	* target.h: Likewise.
	* tree-dfa.c: Likewise.
	* tree-eh.c: Likewise.
	* tree-flow-inline.h: Likewise.
	* tree-inline.c: Likewise.
	* tree-into-ssa.c: Likewise.
	* tree-loop-distribution.c: Likewise.
	* tree-nested.c: Likewise.
	* tree-parloops.c: Likewise.
	* tree-pass.h: Likewise.
	* tree-pretty-print.c: Likewise.
	* tree-profile.c: Likewise.
	* tree-scalar-evolution.c: Likewise.
	* tree-sra.c: Likewise.
	* tree-ssa-alias-warnings.c: Likewise.
	* tree-ssa-ccp.c: Likewise.
	* tree-ssa-coalesce.c: Likewise.
	* tree-ssa-dom.c: Likewise.
	* tree-ssa-dse.c: Likewise.
	* tree-ssa-forwprop.c: Likewise.
	* tree-ssa-live.c: Likewise.
	* tree-ssa-live.h: Likewise.
	* tree-ssa-loop-im.c: Likewise.
	* tree-ssa-loop-ivopts.c: Likewise.
	* tree-ssa-loop-niter.c: Likewise.
	* tree-ssa-loop-prefetch.c: Likewise.
	* tree-ssa-phiopt.c: Likewise.
	* tree-ssa-phiprop.c: Likewise.
	* tree-ssa-sccvn.c: Likewise.
	* tree-ssa-ter.c: Likewise.
	* tree-ssa-threadupdate.c: Likewise.
	* tree-ssa.c: Likewise.
	* tree-vect-analyze.c: Likewise.
	* tree-vect-transform.c: Likewise.
	* tree-vectorizer.c: Likewise.
	* tree-vn.c: Likewise.
	* tree-vrp.c: Likewise.
	* tree.c: Likewise.
	* tree.def: Likewise.
	* tree.h: Likewise.
	* unwind-dw2-fde.c: Likewise.
	* unwind.inc: Likewise.
	* value-prof.c: Likewise.
	* vmsdbgout.c: Likewise.

From-SVN: r136425
 2008-06-06 05:42:00 +00:00
Andy Hutchinson
515e442a91 re PR target/30243 ([avr] signbit() causes an internal compiler error) 
PR target/30243
* builtins.c (expand_builtin_signbit): Don't take lowpart when register is already smaller or equal to required mode.

From-SVN: r136376
 2008-06-04 21:59:54 +00:00
Richard Sandiford
c41c1387d3 rtl.h (emit_clobber, [...]): Declare. 
gcc/
	* rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
	* emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
	functions.  Do not emit uses and clobbers of CONCATs; individually
	use and clobber their operands.
	* builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
	gen_clobber, emit_use and gen_use.
	(expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
	(expand_builtin_return): Likewise.
	* cfgbuild.c (count_basic_blocks): Likewise.
	* cfgrtl.c (rtl_flow_call_edges_add): Likewise.
	* explow.c (emit_stack_restore): Likewise.
	* expmed.c (extract_bit_field_1): Likewise.
	* expr.c (convert_move, emit_move_complex_parts): Likewise.
	(emit_move_multi_word, store_constructor): Likewise.
	* function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
	(thread_prologue_and_epilogue_insns): Likewise.
	* lower-subreg.c (resolve_simple_move): Likewise.
	* optabs.c (widen_operand, expand_binop): Likewise.
	(expand_doubleword_bswap, emit_no_conflict_block): Likewise.
	* reload.c (find_reloads): Likewise.
	* reload1.c (eliminate_regs_in_insn): Likewise.
	* stmt.c (expand_nl_goto_receiver): Likewise.
	* config/alpha/alpha.md (builtin_longjmp): Likewise.
	* config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
	* config/arm/arm.c (arm_load_pic_register): Likewise.
	(thumb1_expand_epilogue, thumb_set_return_address): Likewise.
	* config/arm/arm.md (untyped_return): Likewise.
	* config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
	* config/avr/avr.c (expand_prologue): Likewise.
	* config/bfin/bfin.c (do_unlink): Likewise.
	* config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
	* config/cris/cris.c (cris_expand_prologue): Likewise.
	* config/darwin.c (machopic_indirect_data_reference): Likewise.
	(machopic_legitimize_pic_address): Likewise.
	* config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
	(frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
	* config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
	(ix86_expand_convert_uns_didf_sse): Likewise.
	(ix86_expand_vector_init_general): Likewise.
	* config/ia64/ia64.md (eh_epilogue): Likewise.
	* config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
	* config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
	* config/m32r/m32r.c (m32r_reload_lr): Likewise.
	(config/iq2000/iq2000.c): Likewise.
	* config/mips/mips.md (fixuns_truncdfsi2): Likewise.
	(fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
	(builtin_longjmp): Likewise.
	* config/mn10300/mn10300.md (call, call_value): Likewise.
	* config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
	* config/pdp11/pdp11.md (abshi2): Likewise.
	* config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
	* config/s390/s390.c (s390_emit_prologue): Likewise.
	* config/s390/s390.md (movmem_long, setmem_long): Likewise.
	(cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
	(builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
	* config/sh/sh.c (prepare_move_operands): Likewise.
	(output_stack_adjust, sh_expand_epilogue): Likewise.
	(sh_set_return_address, sh_expand_t_scc): Likewise.
	* config/sparc/sparc.c (load_pic_register): Likewise.
	* config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
	* config/spu/spu.c (spu_expand_epilogue): Likewise.
	* config/v850/v850.c (expand_epilogue): Likewise.

From-SVN: r136251
 2008-06-01 09:47:28 +00:00
Richard Guenther
acdfeac3e1 builtins.c (build_string_literal): Avoid generating a non-gimple_val result. 
2008-05-30  Richard Guenther  <rguenther@suse.de>

	* builtins.c (build_string_literal): Avoid generating
	a non-gimple_val result.

From-SVN: r136222
 2008-05-30 19:58:30 +00:00
Kaveh R. Ghazi
32101f9949 builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE. 
* builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
	* doc/extend.texi: Likewise.

testsuite:
	* gcc.dg/tg-tests.h: Fix spelling of FP_INFINITE.

From-SVN: r135844
 2008-05-24 05:56:00 +00:00
Kaveh R. Ghazi
3bf5906b31 builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New. 
* builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
	* builtins.c (fold_builtin_fpclassify): New.
	(fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
	* builtins.def (BUILT_IN_FPCLASSIFY): New.
	* c-common.c (handle_type_generic_attribute): Adjust to accept
	fixed arguments before an elipsis.
	(check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
	* doc/extend.texi: Document __builtin_fpclassify.

testsuite:
	* gcc.dg/builtins-error.c: Test __builtin_fpclassify.  Also
	add tests for all previous type-generic builtins.
	* gcc.dg/pr28796-2.c: Add -DUNSAFE flag.
	* gcc.dg/tg-tests.h: Test __builtin_fpclassify.

From-SVN: r135789
 2008-05-23 04:47:12 +00:00
Kaveh R. Ghazi
05f41289d8 re PR middle-end/35509 (builtin isinf() mismatch to compile-time substitution) 
PR middle-end/35509

	* builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
	Add `implicit' parameter.  Handle BUILT_IN_SIGNBIT.
	(mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
	(fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
	(fold_builtin_1): Likewise.
	* builtins.def (BUILT_IN_ISINF_SIGN): New.
	c-common.c (check_builtin_function_arguments): Handle
	BUILT_IN_ISINF_SIGN.
	* doc/extend.texi: Document __builtin_isinf_sign.
	* fold-const.c (operand_equal_p): Handle COND_EXPR.

testsuite:
	* gcc.dg/builtins-error.c: Test __builtin_isinf_sign.
	* gcc.dg/tg-tests.h: Likewise.  Mark variables volatile.
	* gcc.dg/torture/builtin-isinf_sign-1.c: New test.

From-SVN: r135517
 2008-05-18 23:19:38 +00:00
Kenneth Zadeck
84b8030f0e optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST... 
2008-05-14  Kenneth Zadeck <zadeck@naturalbridge.com>

	* optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
	LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
	emit_library_call_value. 
	* builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
	* tree.h (ECF_LIBCALL_BLOCK): Removed.
	* calls.c (initialize_argument_information, precompute_arguments, 
	expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
	(precompute_arguments): Removed flags parameter.
	* rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.

From-SVN: r135299
 2008-05-14 17:05:13 +00:00
Tomas Bily
1043771b10 pa.c (reloc_needed): Use CASE_CONVERT. 
* config/pa/pa.c (reloc_needed): Use CASE_CONVERT.

        * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.

        * tree-ssa-structalias.c (get_constraint_for): Likewise.

        * c-common.c (c_common_truthvalue_conversion): Likewise.

        * tree-object-size.c (compute_object_offset): Likewise.

        * tree-inline.c (estimate_num_insns_1): Likewise.

        * varasm.c (const_hash_1, compare_constant, copy_constant)
        (compute_reloc_for_constant, output_addressed_constants)
        (initializer_constant_valid_p): Likewise.

        * c-omp.c (check_omp_for_incr_expr): Likewise.

        * gimplify.c (gimplify_expr): Likewise.

        * c-typeck.c (c_finish_return): Likewise.

        * tree-vectorizer.c (supportable_widening_operation)
        (supportable_narrowing_operation): Likewise.

        * c-pretty-print.c (pp_c_cast_expression, pp_c_expression):
        Likewise.

        * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.

        * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.

        * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
        (descr_info_loc): Likewise.

        * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.

        * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
        (fold_unary): Likewise.

        * builtins.c (get_pointer_alignment): Likewise.

        * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
        (instantiate_parameters_1): Likewise.

        * tree.c (expr_align, stabilize_reference): Likewise.

        * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.

        * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.

        * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.

        * tree-ssa-threadedge.c (simplify_control_stmt_condition):
        Likewise.

        * config/alpha/alpha.c (va_list_skip_additions): Likewise.

        * c-common.c (c_alignof_expr, check_function_arguments_recurse):
        Likewise.

        * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.

        * varasm.c (initializer_constant_valid_p, output_constant):
        Likewise.

        * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
        (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
        (forward_propagate_comparison)
        (tree_ssa_forward_propagate_single_use_vars): Likewise.

        * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.

        * emit-rtl.c (component_ref_for_mem_expr)
        (set_mem_attributes_minus_bitpos): Likewise.

        * tree-ssa-phiopt.c (conditional_replacement): Likewise.

        * gimplify.c (gimplify_conversion, goa_lhs_expr_p,
        gimplify_expr): Likewise.

        * c-typeck.c (default_function_array_conversion,
        build_indirect_ref)
        (build_function_call, pointer_diff, build_compound_expr)
        (c_finish_return): Likewise.

        * tree-vect-analyze.c (vect_determine_vectorization_factor):
        Likewise.

        * matrix-reorg.c (get_inner_of_cast_expr,
        may_flatten_matrices_1): Likewise.

        * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.

        * expr.c (is_aligning_offset): Likewise.

        * tree-ssa-alias.c (is_escape_site): Likewise.

        * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
        (check_all_va_list_escapes): Likewise.

        * tree-ssa-loop-ivopts.c (determine_base_object)
        (determine_common_wider_type): Likewise.

        * dojump.c (do_jump): Likewise.

        * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.

        * tree-gimple.c (is_gimple_cast): Likewise.

        * fold-const.c (decode_field_reference, )
        (fold_sign_changed_comparison, fold_unary, fold_comparison)
        (fold_binary): Likewise.

        * tree-ssa-alias-warnings.c (find_alias_site_helper)
        (already_warned_in_frontend_p): Likewise.

        * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.

        * tree.c (really_constant_p, get_unwidened): Likewise.

        * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.

        * tree-ssa-loop-im.c (rewrite_bittest): Likewise.

        * tree-vrp.c (register_edge_assert_for_2,
        register_edge_assert_for_1): Likewise.

        * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
        CONVERT_EXPR_P.
        (CONVERT_EXPR_P): Define.
        (CASE_CONVERT): Define.

From-SVN: r135114
 2008-05-09 16:57:39 +02:00
Kenneth Zadeck
becfd6e57b [multiple changes] 
2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>

        PATCH rtl/7335
        PATCH rtl/33826
        * see.c (see_copy_insn): Copy new pure const attributes for new
        call.
        * c-decl.c (merge_decls): Ditto.
        * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
        to RTL_CONST_OR_PURE_CALL_P.
        * tree.c (define_local_buitin): Rename DECL_IS_PURE to
        DECL_PURE_P.  Initialized DECL_LOOPING_CONST_PURE.
        (process_call_operands): Set tree_side_effects properly.
        * tree.h (TREE_READONLY_DECL_P): Removed.
        (DECL_IS_PURE): Renamed to DECL_PURE_P.
        (DECL_LOOPING_OR_CONST_P): New macro.
        (struct tree_function_decl): Added looping_const_or_pure_p.
        (ECF_*) Renumbered.
        (ECF_LOOPING_OR_CONST_P): New macro,
        * rtlanal.c (pure_const_p): Removed.
        * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
        * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
        to RTL_CONST_CALL_P.
        * ipa-pure-const.c (pure_const_state_e): Added looping field.
        (check_decl, check_tree, check_call, scan_function): Initialize
        looping.
        (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
        (static_execute): Set looping true for recursive functions.
        Undo setting state to IPA_NEITHER for recursive functions.
        * cse.c (cse_insn): 
        * ifcvt.c (noce_can_store_speculate_p): Changed
        CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or 
        RTL_CONST_OR_PURE_CALL_P.
        * dse.c (scan_insn): Ditto.
        * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
        * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
        RTL_CONST_OR_PURE_CALL_P.
        (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
        pure_call_p to RTL_CONST_CALL_P.
        * gimplify.c (gimplify_call_expr): Clear side effects for
        non-looping pure and constant calls.
        * calls.c (emit_call_1): Set rtl flags from ecf flags.
        (flags_from_decl_or_type): Set ecf flags from decl flags.
        (initialize_argument_information): Turn off
        ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
        Change const to pure if callee_copies is true rather than just
        turning off const.
        (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
        way of marking pure calls.
        (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
        Remove hack that was supposed to fix pr7335 and remove old
        way of marking pure calls.
        * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
        RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
        * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
        RTL_CONST_OR_PURE_CALL_P.
        * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
        * loop-invariant.c (find_exits, find_invariant_bb): Changed
        CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
        * sched-deps.c (schedule_analyze): Ditto.
        * rtl.h (struct rtx_def): Use call field, unchanging field, and
        return_val field of calls to represent pure and const function
        info.
        (CONST_OR_PURE_CALL_P): Deleted macro.
        (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
        RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
        * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
        TREE_READONLY.
        * tree-optimize.c (execute_fixup_cfg): Added test for
        ECF_LOOPING_CONST_OR_PURE.
        * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
        DECL_PURE_P.
        * tree-cfg.c (update_call_expr_flags): Do not clear tree side
        effects for looping pure or const calls.
        (verify_gimple_expr): Added verification code. 
        * config/alpha/alpha.c (alpha_legitimize_address,
        alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
        RTL_CONST_CALL_P.
        * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
        * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
        * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
        * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
        RTL_CONST_OR_PURE_CALL_P.
        * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
        and const calls to be deleted.

java:
2008-05-07  Kenneth Zadeck <zadeck@naturalbridge.com>

	* decl.c (java_init_decl_processing): Change DECL_IS_PURE to
	DECL_PURE_P.

cp:
2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>

	 * decl.c (duplicate_decls): Merge in DECL_PURE_P, TREE_READONLY,
	 DECL_LOOPING_CONST_OR_PURE_P attributes.
	 * rtti.c (build_dynamic_cast_1): Rename DECL_IS_PURE to
	 DECL_PURE_P.

gfortran:
2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>

	 * trans-decl.c (gfc_get_extern_function_decl, build_function_decl):
	 Rename DECL_IS_PURE to DECL_PURE_P.

From-SVN: r135053
 2008-05-07 20:48:07 +00:00
Rafael Avila de Espindola
45e184209d builtins.c (fold_call_expr): Return realret. 
2008-04-30  Rafael Espindola  <espindola@google.com>

	* builtins.c (fold_call_expr): Return realret.
	* tree-ssa-threadedge.c
	(record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
	__builtin_object_size.

From-SVN: r134833
 2008-04-30 17:21:55 +00:00
Simon Baldwin
6bfb7f1068 re PR c++/35652 (offset warning should be given in the front-end) 
PR c/35652
       * builtins.c (c_strlen): Suppressed multiple warnings that can occur
       with propagated string constants.

From-SVN: r134714
 2008-04-26 16:59:38 +00:00
Jan Hubicka
e3b5732b21 re PR testsuite/35843 (-fdump-rtl-expand does not exist anymore) 
PR testsuite/35843
	* cfgexpand.c (pass_expand): Turn into RTL pass.
	* passes.c (execute_one_pass): Do pass typechecking after execution.
	* tree-pass.h (pass_expand): Turn into RTL pass.

	* function.h (struct rtl_data): Move here fields
	accesses_prior_frames, calls_eh_return, saves_all_registers,
	has_nonlocal_goto, has_asm_statement, is_thunk,
	all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
	uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
	arg_pointer_save_area_init from struct function; turn into bool.
	(struct function): Move
	calls_eh_return, saves_all_registers, has_nonlocal_goto,
	has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
	profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
	tail_call_emit, arg_pointer_save_area_init
	into struct rtl_data.  Remove recursive_call_emit and gimplified flags.
	(current_function_returns_struct, current_function_returns_pcc_struct,
	current_function_calls_setjmp, current_function_calls_alloca,
	current_function_accesses_prior_frames,
	current_function_calls_eh_return, current_function_is_thunk,
	current_function_stdarg, current_function_profile,
	current_function_limit_stack, current_function_uses_pic_offset_table,
	current_function_uses_const_pool, current_function_has_nonlocal_label,
	current_function_saves_all_registers,
	current_function_has_nonlocal_goto,
	current_function_has_asm_statement): Remove accesor macros.
	* ra-conflict.c (global_conflicts): Update.
	* tree-tailcall.c (suitable_for_tail_opt_p): Update.
	(suitable_for_tail_call_opt_p): Update.
	* builtins.c (expand_builtin_return_addr): Update.
	(expand_builtin_setjmp_setup): Update.
	(expand_builtin_nonlocal_goto): Update.
	* final.c (final_start_function): Update.
	(profile_function): Update.
	(leaf_function_p): Update.
	(only_leaf_regs_used): Update.
	* df-scan.c (df_get_exit_block_use_set): Update.
	* dojump.c (clear_pending_stack_adjust): Update.
	* tree-stdarg.c (gate_optimize_stdarg): Update.
	* gimple-low.c (lower_function_body): Update.
	* global.c (compute_regsets): Update.
	(global_alloc): Update.
	* dwarf2out.c (dwarf2out_begin_prologue): Update.
	* expr.c (expand_assignment): Update.
	* dse.c (dse_step0): Update.
	(dse_step1): Update.
	* c-decl.c (store_parm_decls): Update.
	* local-alloc.c (combine_regs): Update.
	(find_free_reg): Update.
	* function.c (assign_parms_augmented_arg_list): Update.
	(assign_parm_find_data_types): Update.
	(assign_parms): Update.
	(allocate_struct_function): Update.
	(expand_function_start): Update.
	(expand_function_end): Update.
	(get_arg_pointer_save_area): Update.
	(thread_prologue_and_epilogue_insns): Update.
	(rest_of_match_asm_constraints): Update.
	* stor-layout.c (variable_size): Update.
	* gcse.c (gcse_main): Update.
	(bypass_jumps): Update.
	* gimplify.c (gimplify_function_tree): Update.
	* calls.c (emit_call_1): Update.
	(expand_call): Update.
	* bt-load.c (compute_defs_uses_and_gen): Update.
	* except.c (sjlj_assign_call_site_values): Update.
	(sjlj_emit_function_enter): Update.
	(can_throw_external): Update.
	(set_nothrow_function_flags): Update.
	(expand_builtin_unwind_init): Update.
	(expand_eh_return): Update.
	(convert_to_eh_region_ranges): Update.
	(output_function_exception_table): Update.
	* emit-rtl.c (gen_tmp_stack_mem): Update.
	* cfgexpand.c (expand_used_vars): Update.
	(tree_expand_cfg): Update.
	* cfgcleanup.c (rest_of_handle_jump): Update.
	* explow.c (allocate_dynamic_stack_space): Update.
	* varasm.c (assemble_start_function): Update.
	(force_const_mem): Update.
	(mark_constant_pool): Update.
	* tree-optimize.c (tree_rest_of_compilation): Update.
	* stack-ptr-mod.c (notice_stack_pointer_modification): Update.
	* tree-cfg.c (notice_special_calls): Update.
	(is_ctrl_altering_stmt): Update.
	(tree_can_make_abnormal_goto): Update.
	(tree_purge_dead_abnormal_call_edges): Update.
	* config/alpha/predicates.md: Update.
	* config/alpha/alpha.c (alpha_sa_mask): Update.
	(alpha_sa_size): Update.
	(alpha_does_function_need_gp): Update.
	(alpha_expand_prologue): Update.
	(alpha_start_function): Update.
	(alpha_output_function_end_prologue): Update.
	(alpha_expand_epilogue): Update.
	* config/frv/frv.c (frv_stack_info): Update.
	(frv_expand_epilogue): Update.
	* config/s390/s390.c (s390_regs_ever_clobbered): Update.
	(s390_register_info): Update.
	(s390_frame_info): Update.
	(s390_init_frame_layout): Update.
	(s390_can_eliminate): Update.
	(save_gprs): Update.
	* config/spu/spu.c (spu_split_immediate): Update.
	(need_to_save_reg): Update.
	(spu_expand_prologue): Update.
	(spu_expand_epilogue): Update.
	* config/sparc/sparc.md: Update.
	* config/sparc/sparc.c (eligible_for_return_delay): Update.
	(sparc_tls_got): Update.
	(legitimize_pic_address): Update.
	(sparc_emit_call_insn): Update.
	(sparc_expand_prologue): Update.
	(output_return): Update.
	(print_operand): Update.
	(sparc_function_ok_for_sibcall): Update.
	* config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
	* config/m32r/m32r.md: Update.
	* config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
	(m32r_compute_frame_size): Update.
	(m32r_expand_prologue): Update.
	(m32r_expand_epilogue): Update.
	(m32r_legitimize_pic_address): Update.
	* config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
	* config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
	* config/i386/i386.c (ix86_frame_pointer_required): Update.
	(gen_push): Update.
	(ix86_save_reg): Update.
	(ix86_compute_frame_layout): Update.
	(ix86_expand_prologue): Update.
	(ix86_expand_epilogue): Update.
	* config/sh/sh.c (output_stack_adjust): Update.
	(calc_live_regs): Update.
	(sh5_schedule_saves): Update.
	(sh_expand_prologue): Update.
	(sh_expand_epilogue): Update.
	(sh_setup_incoming_varargs): Update.
	(sh_allocate_initial_value): Update.
	(sh_get_pr_initial_val): Update.
	* config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
	* config/sh/sh.md (label:): Update.
	* config/avr/avr.c (out_movhi_mr_r): Update.
	* config/crx/crx.h (enum): Update.
	* config/xtensa/xtensa.h (along): Update.
	* config/stormy16/stormy16.c Update.
	(xstormy16_compute_stack_layout): Update.
	* config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
	(fr30_expand_prologue): Update.
	* config/cris/cris.c (cris_conditional_register_usage): Update.
	(cris_reg_saved_in_regsave_area): Update.
	(cris_initial_frame_pointer_offset): Update.
	(cris_simple_epilogue): Update.
	(cris_expand_prologue): Update.
	(cris_expand_epilogue): Update.
	(cris_expand_pic_call_address): Update.
	(cris_asm_output_symbol_ref): Update.
	(cris_asm_output_label_ref): Update.
	* config/cris/cris.md Update.
	* config/iq2000/iq2000.c (compute_frame_size): Update.
	(iq2000_expand_epilogue): Update.
	* config/mt/mt.h (save_direction): Update.
	* config/mn10300/mn10300.c (mn10300_function_value): Update.
	* config/ia64/ia64.c (ia64_compute_frame_size): Update.
	(ia64_secondary_reload_class): Update.
	* config/m68k/m68k.c (m68k_save_reg): Update.
	(m68k_expand_prologue): Update.
	(m68k_expand_epilogue): Update.
	(legitimize_pic_address): Update.
	* config/rs6000/rs6000.c (rs6000_got_register): Update.
	(first_reg_to_save): Update.
	(first_altivec_reg_to_save): Update.
	(compute_vrsave_mask): Update.
	(compute_save_world_info): Update.
	(rs6000_stack_info): Update.
	(spe_func_has_64bit_regs_p): Update.
	(rs6000_ra_ever_killed): Update.
	(rs6000_emit_eh_reg_restore): Update.
	(rs6000_emit_allocate_stack): Update.
	(rs6000_emit_prologue): Update.
	(rs6000_emit_epilogue): Update.
	(rs6000_output_function_epilogue): Update.
	(output_profile_hook): Update.
	(rs6000_elf_declare_function_name): Update.
	* config/rs6000/rs6000.h (rs6000_args): Update.
	* config/rs6000/rs6000.md: Update.
	* config/mcore/mcore.c (mcore_expand_prolog): Update.
	* config/arc/arc.c (arc_output_function_epilogue): Update.
	* config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
	* config/darwin.c (machopic_function_base_name): Update.
	* config/score/score3.c (score3_compute_frame_size): Update.
	(rpush): Update.
	(rpop): Update.
	(score3_epilogue): Update.
	* config/score/score7.c (score7_compute_frame_size): Update.
	(score7_prologue): Update.
	(score7_epilogue): Update.
	* config/score/score.h (FRAME_POINTER_REQUIRED): Update.
	* config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
	* config/arm/arm.c (use_return_insn): Update.
	(require_pic_register): Update.
	(arm_load_pic_register): Update.
	(arm_compute_save_reg0_reg12_mask): Update.
	(arm_compute_save_reg_mask): Update.
	(thumb1_compute_save_reg_mask): Update.
	(output_return_instruction): Update.
	(arm_output_function_prologue): Update.
	(arm_output_epilogue): Update.
	(arm_get_frame_offsets): Update.
	(arm_expand_prologue): Update.
	(thumb_pushpop): Update.
	(thumb_exit): Update.
	(thumb1_expand_prologue): Update.
	(thumb1_expand_epilogue): Update.
	(arm_unwind_emit): Update.
	(arm_output_fn_unwind): Update.
	* config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
	* config/arm/arm.md: Update.
	* config/pa/pa.md: Update.
	* config/pa/pa.c (legitimize_pic_address): Update.
	(compute_frame_size): Update.
	(hppa_expand_prologue): Update.
	(hppa_expand_epilogue): Update.
	(borx_reg_operand): Update.
	* config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
	(HARD_REGNO_RENAME_OK): Update.
	* config/mips/mips.c (mips_global_pointer): Update.
	(mips_save_reg_p): Update.
	(mips_compute_frame_info): Update.
	(mips_frame_pointer_required): Update.
	(mips_expand_prologue): Update.
	(mips_expand_epilogue): Update.
	(mips_can_use_return_insn): Update.
	(mips_reorg_process_insns): Update.
	* config/v850/v850.c (compute_register_save_size): Update.
	* config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
	* config/mmix/mmix.c (along): Update.
	(mmix_expand_epilogue): Update.
	* config/bfin/bfin.c (legitimize_pic_address): Update.
	(must_save_p): Update.
	(stack_frame_needed_p): Update.
	(add_to_reg): Update.
	(bfin_expand_prologue): Update.
	* stmt.c (expand_asm_operands): Update.
	* reload1.c (reload): Update.
	(init_elim_table): Update.

From-SVN: r134682
 2008-04-25 23:14:40 +00:00
Richard Guenther
833229510c c-common.h (check_builtin_function_arguments): Declare. 
2008-04-24  Richard Guenther  <rguenther@suse.de>

	* c-common.h (check_builtin_function_arguments): Declare.
	* c-common.c (validate_nargs): New function.
	(check_builtin_function_arguments): Likewise.
	* c-typeck.c (build_function_call): Call
	check_builtin_function_arguments.
	* builtins.c (fold_builtin_classify): Remove error reporting code.
	(fold_builtin_unordered_cmp): Likewise.
	(fold_builtin_1): Likewise.
	(fold_builtin_n): Likewise.

	cp/
	* typeck.c (cp_build_function_call): Call
	check_builtin_function_arguments.

	* gcc.dg/builtin-constant_p-1.c: New testcase.
	* gcc.dg/builtin-errors.c: Adjust expected error.

From-SVN: r134635
 2008-04-24 16:18:46 +00:00
Paolo Bonzini
51eed2800d tree-cfg.c (verify_expr): Check with is_gimple_address. 
2008-04-23  Paolo Bonzini  <bonzini@gnu.org>

	* tree-cfg.c (verify_expr): Check with is_gimple_address.  Don't
	check TREE_INVARIANT.
	* tree-gimple.c (is_gimple_address): New.
	(is_gimple_invariant_address): Simplify using decl_address_invariant_p.
	* tree-gimple.h (is_gimple_address): New.
	* tree.h (decl_address_invariant_p): New.
	* tree.c (make_node_stat): Don't set TREE_INVARIANT.
	(build_string): Likewise.
	(decl_address_invariant_p): New, from is_gimple_invariant_address.
	(tree_invariant_p_1): Likewise.
	(save_expr): Use it.
	(tree_invariant_p): New.
	(skip_simple_arithmetic): Use it.
	(stabilize_reference_1): Use it.
	(recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
	simplify.
	(build1_stat): Drop code to compute TREE_INVARIANT.
	(build2_stat): Drop code to compute TREE_INVARIANT.
	(build3_stat): Drop code to compute TREE_INVARIANT.
	(build4_stat): Drop code to compute TREE_INVARIANT.
	(build5_stat): Drop code to compute TREE_INVARIANT.
	(build7_stat): Drop code to compute TREE_INVARIANT.
	(merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
	* tree.h (struct tree_base): Remove invariant_flag.
	(TREE_INVARIANT): Remove.
	* builtins.c (build_string_literal): Don't set TREE_INVARIANT.
	(fold_builtin_expect): Check TREE_CONSTANT.
	* tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
	* c-tree.h (c_expr_to_decl): Drop third parameter.
	* c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
	(build_c_cast): Don't set TREE_INVARIANT.
	(pop_init_level): Don't set TREE_INVARIANT.
	(c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
	* gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
	TREE_CONSTANT.
	(gimplify_init_constructor): Don't set TREE_INVARIANT.
	(gimplify_addr_expr): Adjust comment.
	* tree-mudflap.c (mf_build_string):
	* print-tree.c (print_node): Don't print TREE_INVARIANT.
	* tree-nested.c (convert_nonlocal_reference): Adjust comment.
	* c-common.c (fix_string_type): Don't set TREE_INVARIANT.
	* langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
	* langhooks.c (lhd_expr_to_decl): Drop third parameter.
	* langhooks.h (struct lang_hooks): Drop third parameter from
	expr_to_decl.

java:
2008-04-23  Paolo Bonzini  <bonzini@gnu.org>

	* class.c (build_utf8_ref): Don't set TREE_INVARIANT.
	(build_classdollar_field): Don't set TREE_INVARIANT.
	(get_dispatch_table): Don't set TREE_INVARIANT.
	(make_class_data): Don't set TREE_INVARIANT.
	(build_symbol_entry): Don't set TREE_INVARIANT.
	(emit_symbol_table): Don't set TREE_INVARIANT.
	* constants.c (build_constant_data_ref): Don't set TREE_INVARIANT.
	(build_ref_from_constant_pool): Don't set TREE_INVARIANT.
	* resource.c (compile_resource_data): Don't set TREE_INVARIANT.
	* expr.c (cache_cpool_data_ref): Don't set TREE_INVARIANT.

objc:
2008-04-23  Paolo Bonzini  <bonzini@gnu.org>

	* objc-act.c (objc_build_string_object): Don't set TREE_INVARIANT.

cp:
2008-04-23  Paolo Bonzini  <bonzini@gnu.org>

	* typeck.c (get_member_function_from_ptrfunc): Don't set TREE_INVARIANT.
	(build_ptrmemfunc1): Don't set TREE_INVARIANT.
	* init.c (build_zero_init): Don't set TREE_INVARIANT.
	* class.c (build_base_path): Don't set TREE_INVARIANT.
	(build_vtbl_ref_1): Don't set TREE_INVARIANT.
	(build_vtbl_initializer): Don't set TREE_INVARIANT.
	* decl.c (build_enumerator): Don't set TREE_INVARIANT.
	* rtti.c (tinfo_base_init): Don't set TREE_INVARIANT.
	(generic_initializer): Don't set TREE_INVARIANT.
	(ptr_initializer): Don't set TREE_INVARIANT.
	(ptm_initializer): Don't set TREE_INVARIANT.
	(class_initializer): Don't set TREE_INVARIANT.
	* typeck2.c (process_init_constructor): Don't set TREE_INVARIANT.
	* pt.c (push_inline_template_parms_recursive): Don't set TREE_INVARIANT.
	(build_template_parm_index): Don't set TREE_INVARIANT.
	(reduce_template_parm_level): Don't set TREE_INVARIANT.
	(process_template_parm): Don't set TREE_INVARIANT.

ada:
2008-04-23  Paolo Bonzini  <bonzini@gnu.org>

	* trans.c (Attribute_to_gnu): Don't set TREE_INVARIANT.
	(call_to_gnu): Don't set TREE_INVARIANT.
	* utils2.c (gnat_build_constructor): Don't set TREE_INVARIANT.

fortran:
2008-04-23  Paolo Bonzini  <bonzini@gnu.org>

	* trans-expr.c (gfc_conv_structure): Don't set TREE_INVARIANT.
	* trans-array.c (gfc_build_null_descriptor): Don't set TREE_INVARIANT.
	(gfc_trans_array_constructor_value): Don't set TREE_INVARIANT.
	(gfc_build_constant_array_constructor): Don't set TREE_INVARIANT.
	(gfc_conv_array_initializer): Don't set TREE_INVARIANT.
	* trans-common.c (get_init_field): Don't set TREE_INVARIANT.
	(create_common): Don't set TREE_INVARIANT.
	* trans-stmt.c (gfc_trans_character_select): Don't set TREE_INVARIANT.
	* trans-decl.c (gfc_generate_function_code): Don't set TREE_INVARIANT.

From-SVN: r134599
 2008-04-23 15:00:52 +00:00
Tomas Bily
a134e5f370 tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as unreachable case. 
* tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
        unreachable case.

        * tree-vrp.c (extract_range_from_unary_expr): Removed unused
        NON_LVALUE_EXPR.

        * tree-ssa-threadedge.c (simplify_control_stmt_condition):
        Likewise.
        
        * tree-ssa-structalias.c (get_constraint_for): Likewise.

        * tree-inline.c (estimate_num_insns_1): Likewise.

        * varasm.c (const_hash_1, compare_constant, copy_constant)
        (compute_reloc_for_constant, output_addressed_constants):
        Likewise.

        * emit-rtl.c (component_ref_for_mem_expr)
        (set_mem_attributes_minus_bitpos): Likewise.

        * expr.c (highest_pow2_factor, expand_expr_real_1, )
        (is_aligning_offset): Likewise.

        * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info):
        Likewise.

        * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.

        * dojump.c (do_jump): Likewise.

        * builtins.c (get_pointer_alignment, get_memory_rtx)
        (integer_valued_real_p, fold_builtin_next_arg): Likewise.

        * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.

From-SVN: r134591
 2008-04-23 14:50:17 +02:00
Jakub Jelinek
63cb92c1ee re PR rtl-optimization/36017 (Miscompilation of tail call sqrt) 
PR rtl-optimization/36017
	* builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
	expanding the library call.

	* gcc.dg/pr36017.c: New test.

From-SVN: r134569
 2008-04-23 00:33:48 +02:00
Jan Hubicka
38173d38cc function.h (incomming_args): Break out of struct function. 
* function.h (incomming_args): Break out of struct function.
	(function_subsections): Break out of struct function.
	(rtl_data): Add args, subsections fields. Break out outgoing_args_size,
	return_rtx and hard_reg_initial_vals from struct function.
	Kill inl_max_label_num.
	(current_function_pops_args, current_function_args_info,
	current_function_args_size, current_function_args_size,
	current_function_pretend_args_size,
	current_function_outgoing_args_size,
	current_function_internal_arg_pointer, current_function_return_rtx):
	Kill compatibility accestor macros.
	* builtins.c (expand_builtin_apply_args_1): Update.
	(expand_builtin_next_arg): Update.
	* df-scan.c (df_get_call_refs): Update.
	* dbxout.c (dbxout_function_end): Update.
	* dwarf2out.c (dwarf2out_switch_text_section): Update.
	(output_line_info): Update.
	(secname_for_decl): Update.
	(dwarf2out_var_location): Update.
	* function.c (free_after_compilation): Update.
	(assign_parm_find_stack_rtl): Update.
	(assign_parms): Update.
	(expand_dummy_function_end): Update.
	(expand_function_end): Update.
	* calls.c (mem_overlaps_already_clobbered_arg_p): Update.
	(expand_call): Update.
	(emit_library_call_value_1): Update.
	(store_one_arg): Update.
	* varasm.c (initialize_cold_section_name): Update.
	(unlikely_text_section): Update.
	(unlikely_text_section_p): Update.
	(assemble_start_function): Update.
	(assemble_end_function): Update.
	(default_section_type_flags): Update.
	(switch_to_section): Update.
	* integrate.c (set_decl_abstract_flags): Update.
	(get_hard_reg_initial_val): Update.
	(has_hard_reg_initial_val): Update.
	(allocate_initial_values): Update.
	* resource.c (init_resource_info): Update.
	* config/alpha/alpha.c (NUM_ARGS): Update.
	(direct_return): Update.
	(alpha_va_start): Update.
	(alpha_sa_size): Update.
	(alpha_initial_elimination_offset): Update.
	(alpha_expand_prologue): Update.
	(alpha_start_function): Update.
	(alpha_expand_epilogue): Update.
	(unicosmk_initial_elimination_offset):
	* config/alpha/alpha.md (call expander): Update.
	* config/s390/s390.c (s390_register_info): Update.
	(s390_register_info): Update.
	(s390_frame_info): Update.
	(s390_initial_elimination_offset): Update.
	(s390_build_builtin_va_list): Update.
	(s390_va_start): Update.
	* config/spu/spu.c (direct_return): Update.
	(spu_expand_prologue): Update.
	(spu_initial_elimination_offset): Update.
	(spu_build_builtin_va_list): Update.
	(spu_va_start): Update.
	* config/sparc/sparc.c (sparc_init_modes): Update.
	(sparc_compute_frame_size): Update.
	(function_value): Update.
	* config/m32r/m32r.c (m32r_compute_frame_size): Update.
	* config/i386/i386.md (return expander): Update.
	* config/i386/i386.c (ix86_va_start): Update.
	(ix86_can_use_return_insn_p): Update.
	(ix86_compute_frame_layout): Update.
	(ix86_expand_epilogue): Update.
	* config/sh/sh.c (output_stack_adjust): Update.
	(calc_live_regs): Update.
	(sh_expand_prologue): Update.
	(sh_builtin_saveregs): Update.
	(sh_va_start): Update.
	(initial_elimination_offset): Update.
	(sh_allocate_initial_value): Update.
	(sh_function_ok_for_sibcall): Update.
	(sh_get_pr_initial_val): Update.
	* config/sh/sh.md (return expander): Update.
	* config/avr/avr.c (frame_pointer_required_p): UPdate.
	* config/crx/crx.c (crx_compute_frame): UPdate.
	(crx_initial_elimination_offset): UPdate.
	* config/xtensa/xtensa.c (compute_frame_size): Update
	(xtensa_builtin_saveregs): Update.
	(xtensa_va_start): Update.
	(order_regs_for_local_alloc): Update.
	* config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
	(xstormy16_expand_builtin_va_start): Update.
	* config/fr30/fr30.c (fr30_compute_frame_size): Update.
	* config/m68hc11/m68hc11.md (return expanders): Update.
	* config/m68hc11/m68hc11.c (expand_prologue): Update.
	(expand_epilogue): Update.
	* config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
	(cris_simple_epilogue): Update.
	(cris_expand_prologue): Update.
	(cris_expand_epilogue): Update.
	* config/iq2000/iq2000.c (iq2000_va_start): Update.
	(compute_frame_size): Update.
	* config/mt/mt.c (mt_compute_frame_size): Update.
	* config/mn10300/mn10300.c (expand_prologue): Update.
	(expand_epilogue): Update.
	(initial_offset): Update.
	(mn10300_builtin_saveregs):
	* config/mn10300/mn10300.md (return expander): Update.
	* config/ia64/ia64.c (ia64_compute_frame_size): Update.
	(ia64_initial_elimination_offset): Update.
	(ia64_initial_elimination_offset): Update.
	(ia64_expand_prologue): Update.
	* config/m68k/m68k.md (return expander): Update.
	* config/rs6000/rs6000.c (rs6000_va_start): Update.
	(rs6000_stack_info): Update.
	* config/mcore/mcore.c (layout_mcore_frame): Update.
	(mcore_expand_prolog): Update.
	* config/arc/arc.c (arc_compute_frame_size): Update.
	* config/score/score3.c (score3_compute_frame_size): Update.
	* config/score/score7.c (score7_compute_frame_size): Update.
	* config/arm/arm.c (use_return_insn): Update.
	(thumb_find_work_register): Update.
	(arm_compute_save_reg_mask): Update.
	(arm_output_function_prologue): Update.
	(arm_output_epilogue): Update.
	(arm_size_return_regs): Update.
	(arm_get_frame_offsets): Update.
	(arm_expand_prologue): Update.
	(thumb_exit): Update.
	(thumb_unexpanded_epilogue): Update.
	(thumb1_output_function_prologue): Update.
	* config/pa/pa.md (return expander): Update.
	* config/pa/pa.c (compute_frame_size): Update.
	(hppa_builtin_saveregs): Update.
	* config/mips/mips.c (mips_va_start): Update.
	(mips16_build_function_stub): Update.
	(mips_compute_frame_info): Update.
	(mips_restore_gp): Update.
	(mips_output_function_prologue): Update.
	(mips_expand_prologue): Update.
	* config/v850/v850.c (compute_frame_size): Update.
	(expand_prologue): * config/mmix/mmix.c (along): update.
	(mmix_initial_elimination_offset): update.
	(mmix_reorg): update.
	(mmix_use_simple_return): update.
	(mmix_expand_prologue): update.
	(mmix_expand_epilogue): Update.
	* config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
	(emit_link_insn): Update.

From-SVN: r134087
 2008-04-08 08:59:34 +00:00
Jan Hubicka
bd60bab2ad builtins.c (expand_builtin_setjmp_receiver): Update call of get_arg_pointer_save_area. 
* builtins.c (expand_builtin_setjmp_receiver): Update call of
	get_arg_pointer_save_area.
	* expr.c (init_expr): Just clear out rtl.expr.
	* function.c (free_after_compilation): Clear out whole RTL structure.
	(get_func_frame_size): Merge into ...
	(get_frame_size): ... this one.
	(assign_stack_local_1): Merge into ...
	(assign_stack_local): ... this one.
	(expand_function_end): Update call of get_arg_pointer_save_area.
	(get_art_pointer_save_area): Remove cfun argument.
	* function.h (emit_status): regno_pointer_align does not need length
	attribute. Move x_regno_reg_rtx to ...
	(regno_reg_rtx): ... new global array.
	(reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
	(pending_stack_adjust, inhibit_defer_pop, saveregs_value,
	apply_args_value, forced_labels, stack_pointer_delta): Update accestors.
	(struct varasm_status): Move here from varasm.c
	(struct rtl_data): New. Move here some fields from struct function.
	(return_label, naked_return_label, stack_slot_list, parm_birth_insn,
	frame_offset, stack_check_probe_note, arg_pointer_save_area,
	used_temp_slots avail_temp_slots, temp_slot_level,
	nonlocal_goto_handler_labels): Update accesstors.
	(rtl): New global variable.
	(struct function): Move some fileds to rtl_data.
	(get_arg_pointer_save_area): Update prototype.
	* emit-rtl.c (rtl): Declare.
	(regno_reg_rtx): Declare.
	(first_insn, last_insn, cur_insn_uid, last_location, first_label_num): Update.
	(gen_reg_rtx): Update.
	(init_virtual_regs): Do not tate emit_status argument.
	(init_emit): Do not allocate emit.
	* varasm.c (varasm_statuc): Move to function.h.
	(n_deferred_constatns): Update accestor.
	(init_varasm_status): Do not allocate varasm_status.
	(force_const_mem, get_pool_size, output_constant_pool): Update.
	* stmt.c (force_label_rtx): Do not use x_ prefixes.
	(expand_nl_goto_receiver): Update get_arg_pointer_save_area.

From-SVN: r133759
 2008-03-31 17:08:31 +00:00
Kaveh R. Ghazi
aefa9d43dc builtins.c (expand_builtin_pow, [...]): Remove uses of dconst3, dconstsqrt2, dconstthird, dconste and/or dconst10. 
* builtins.c (expand_builtin_pow, fold_builtin_cabs,
	fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
	fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
	dconstsqrt2, dconstthird, dconste and/or dconst10.
	* config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
	* emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
	dconstsqrt2, dconste): Delete.
	(init_emit_once): Likewise.  Simplify initializing dconstm1.
	Constify variable.
	* real.c (get_real_const): New.
	* real.h (dconst3, dconst10, dconstm2, dconstthird,
	dconstsqrt2, dconste): Delete.
	(real_value_const, get_real_const): New.

From-SVN: r133607
 2008-03-26 15:04:44 +00:00
Manuel López-Ibáñez
4f01eeb4b5 re PR tree-optimization/26264 (Extraneous warning with __builtin_stdarg_start and optimization) 
2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	PR 26264
	* builtins.def (BUILT_IN_STDARG_START): Remove.
	* builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
	* tree-stdarg.c (execute_optimize_stdarg): Likewise.
	* tree-inline.c (inline_forbidden_p_1): Likewise.
cp/
	* call.c (magic_varargs_p):  Remove BUILT_IN_STDARG_START.
testsuite/
	* 20021023-1.c: Use __builtin_va_start instead of
	__builtin_stdarg_start.
	* pr17301-1.c: Likewise.
	* pr17301-2.c: Likewise.

From-SVN: r132677
 2008-02-26 14:16:13 +00:00
Richard Guenther
4cd8e76f1d re PR middle-end/35265 (__builtin_popcount expansion bug) 
2008-02-20  Richard Guenther  <rguenther@suse.de>

	PR middle-end/35265
	* builtins.c (validate_arg): If we want an INTEGER_TYPE,
	be happy with INTEGRAL_TYPE_P.

	* gcc.dg/builtins-66.c: New testcase.

From-SVN: r132485
 2008-02-20 17:25:52 +00:00
Jakub Jelinek
d7bd8aebf6 re PR middle-end/20983 (varargs functions force va_list variable to stack unnecessarily) 
PR middle-end/20983
	* tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
	(execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
	BUILT_IN_VA_COPY and BUILT_IN_VA_END.

	* target.h (struct ggc_target): Add expand_builtin_va_start
	hook.
	* target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
	(TARGET_INITIALIZER): Add it.
	* builtins.c (expand_builtin_va_start): Use
	targetm.expand_builtin_va_start hook instead of
	EXPAND_BUILTIN_VA_START macro.
	* alpha/alpha.c (alpha_va_start): Made static.
	(override_options): Clear targetm.expand_builtin_va_start if
	TARGET_UNICOSMK.
	(TARGET_EXPAND_BUILTIN_VA_START): Define.
	* alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
	* alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
	* alpha/alpha-protos.h (alpha_va_start): Remove prototype.
	* xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
	* xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
	(xtensa_va_start): Made static.
	* xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
	* pa/pa-protos.h (hppa_va_start): Remove prototype.
	* pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
	* pa/pa.c (hppa_va_start): Made static, add prototype.
	(TARGET_EXPAND_BUILTIN_VA_START): Define.
	* frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
	(TARGET_EXPAND_BUILTIN_VA_START): Define.
	* frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
	* frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
	* i386/i386.c (override_options): Clear
	targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
	(ix86_va_start): Made static.
	(TARGET_EXPAND_BUILTIN_VA_START): Define.
	* i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
	* i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
	* iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
	* iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
	* iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
	(TARGET_EXPAND_BUILTIN_VA_START): Define.
	* rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
	* rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
	(TARGET_EXPAND_BUILTIN_VA_START): Define.
	(rs6000_override_options): Clear targetm.expand_builtin_va_start if
	DEFAULT_ABI != ABI_V4.
	* rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
	* spu/spu.c (spu_va_start): Made static, add prototype.
	(TARGET_EXPAND_BUILTIN_VA_START): Define.
	* spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
	* spu/spu-protos.h spu_va_start): Remove prototype.
	* stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
	* stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
	Remove prototype.
	* stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made
	static.
	(TARGET_EXPAND_BUILTIN_VA_START): Define.
	* s390/s390-protos.h (s390_va_start): Remove prototype.
	* s390/s390.c (s390_va_start): Made static.
	(TARGET_EXPAND_BUILTIN_VA_START): Define.
	* s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
	* mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
	* mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
	* mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
	(TARGET_EXPAND_BUILTIN_VA_START): Define.
	* arc/arc.c (arc_va_start): Made static, add prototype.
	(TARGET_EXPAND_BUILTIN_VA_START): Define.
	* arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
	* arc/arc-protos.h (arc_va_start): Remove prototype.
	* mt/mt-protos.h (mt_va_start): Remove prototype.
	* sparc/sparc.c (sparc_va_start): Made static, add prototype.
	(TARGET_EXPAND_BUILTIN_VA_START): Define.
	* sparc/sparc-protos.h (sparc_va_start): Remove prototype.
	* sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
	* sh/sh.c (sh_va_start): Made static, add prototype.
	(TARGET_EXPAND_BUILTIN_VA_START): Define.
	* sh/sh-protos.h (sh_va_start): Remove prototype.
	* sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
	* mips/mips-protos.h (mips_va_start): Remove prototype.
	* mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
	* mips/mips.c (mips_va_start): Made static.
	(TARGET_EXPAND_BUILTIN_VA_START): Define.

From-SVN: r130650
 2007-12-06 14:25:37 +01:00
Richard Sandiford
eae645b69a re PR target/32406 (MIPS: FAIL in nestfunc-6.c at -O3) 
gcc/
	PR target/32406
	* builtins.c (expand_builtin_nonlocal_goto): Also emit a use
	of GP register, if valid and fixed.

	Revert:
	2007-06-21  David Daney  <ddaney@avtrex.com>

	PR target/32406
	* config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
	to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
	(exception_receiver): Renamed to ...
	(nonlocal_goto_receiver): ... this.

From-SVN: r130493
 2007-11-28 19:46:03 +00:00
Richard Guenther
f4577fcd48 builtins.c (fold_builtin_1): Verify the argument types of BUILT_IN_ISNORMAL. 
2007-11-27  Richard Guenther  <rguenther@suse.de>

	* builtins.c (fold_builtin_1): Verify the argument types
	of BUILT_IN_ISNORMAL.
	(fold_builtin_n): Verify the number of arguments to variadic
	built-in functions.

	* gcc.dg/builtins-error.c: New testcase.

From-SVN: r130465
 2007-11-27 12:30:15 +00:00
Richard Guenther
5e043dc905 re PR middle-end/34233 (ICE: get_callee_fndecl, at tree.c:6592) 
2007-11-26  Richard Guenther  <rguenther@suse.de>

	PR middle-end/34233
	* builtins.c (expand_builtin_pow): Use expand_expr to expand
	the result of build_call_expr.

	* gcc.dg/pr34233.c: New testcase.

From-SVN: r130436
 2007-11-26 12:30:40 +00:00
Manuel López-Ibáñez
c54092492e builtins.c (gimplify_va_arg_expr): Use inform for help message. 
2007-10-17  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	* builtins.c (gimplify_va_arg_expr): Use inform for help message.
	* toplev.c (check_global_declaration_1): Use appropriate warning
	option instead of unnamed warning.
	* stor-layout.c (layout_decl): Likewise.
	* c-typeck.c (build_conditional_expr): Likewise.
	(build_compound_expr): Fix wrong comment.
	(build_binary_op): Use appropriate warning option instead of
	unnamed warning.
	* cfgexpand.c (tree_expand_cfg): Likewise.
	* tree-optimize.c (tree_rest_of_compilation): Likewise.
	* tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
	(execute_warn_function_return): Likewise.
	* stmt.c (warn_if_unused_value): Likewise.
cp/
	* typeck.c (build_binary_op) : Use appropriate warning option
	instead of unnamed warning.

From-SVN: r129393
 2007-10-17 00:11:25 +00:00
Jakub Jelinek
c94ed7a1ae builtins.c (expand_builtin, [...]): Use new %K format string specifier for diagnostics. 
* builtins.c (expand_builtin, expand_builtin_object_size,
	expand_builtin_memory_chk, maybe_emit_chk_warning,
	maybe_emit_sprintf_chk_warning): Use new %K format string specifier
	for diagnostics.
	* expr.c (expand_expr_real_1): Likewise.
	* langhooks-def.h (struct diagnostic_info): Add forward decl.
	(lhd_print_error_function): Add third argument.
	* langhooks.h (struct diagnostic_info): Add forward decl.
	(struct lang_hooks): Add third argument to print_error_function.
	* diagnostic.h (diagnostic_info): Add abstract_origin field.
	(diagnostic_last_function_changed, diagnostic_set_last_function): Add
	second argument.
	(diagnostic_report_current_function): Likewise.
	* toplev.c (announce_function): Pass NULL as second argument to
	diagnostic_set_last_function.
	* diagnostic.c (diagnostic_report_current_function): Add second
	argument, pass it as third argument to lang_hooks.print_error_function.
	(default_diagnostic_starter): Pass DIAGNOSTIC as second argument
	to diagnostic_report_current_function.
	(diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
	and message.abstract_origin.
	(verbatim): Initialize abstract_origin.
	* pretty-print.h (text_info): Add abstract_origin field.
	* pretty-print.c (pp_base_format): Handle %K.
	* langhooks.c (lhd_print_error_function): Add third argument.  If
	diagnostic->abstract_origin, print virtual backtrace.
	* c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
	gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
	(init_dynamic_diag_info): Likewise.
cp/
	* error.c (cxx_print_error_function): Add third argument, pass
	it over to lhd_print_error_function.
	(cp_print_error_function): If diagnostic->abstract_origin, print
	virtual backtrace.
	* cp-tree.h (struct diagnostic_info): New forward decl.
	(cxx_print_error_function): Add third argument.
java/
	* lang.c (java_print_error_function): Add third argument.
testsuite/
	* lib/prune.exp: Prune also "^In function .*$" lines and
	"^    inlined from .*$" lines.

From-SVN: r128830
 2007-09-27 09:24:58 +02:00
Jakub Jelinek
abc2dd3c9e re PR middle-end/33423 (internal compiler error: in expand_expr_real_1, at expr.c:8670) 
PR middle-end/33423
	* builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
	returned by build_call_expr.

	* gcc.c-torture/compile/20070915-1.c: New test.

From-SVN: r128554
 2007-09-18 00:05:40 +02:00
Jakub Jelinek
ab0e176c5b builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin. 
* builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
	* builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
	error if __builtin_va_arg_pack_len () wasn't optimized out during
	inlining.
	* tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
	with the number of inline's anonymous arguments.
	* doc/extend.texi: Document __builtin_va_arg_pack_len ().

	* gcc.dg/va-arg-pack-len-1.c: New test.
	* g++.dg/va-arg-pack-len-1.C: New test.

From-SVN: r128376
 2007-09-11 15:40:14 +02:00
Richard Guenther
111f1fca4d re PR tree-optimization/32586 (New VN misses FRE opportunities) 
2007-09-06  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/32586
	* tree-ssa-sccvn.c (simplify_binary_expression): Avoid
	folding if nothing changed.
	(simplify_unary_expression): New function.  Do tree combining
	on conversion like codes.
	(try_to_simplify): Call it.
	* builtins.c (fold_builtin_cexp): Fold the built expressions.
	* fold-const.c (fold_unary): Test result of get_callee_fndecl().

	* g++.dg/tree-ssa/pr27090.C: Remove XFAILs.
	* gcc.dg/tree-ssa/ssa-fre-1.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-3.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-5.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-4.c: Likewise, remove scan for
	now obsolete simplification.

From-SVN: r128189
 2007-09-06 16:05:32 +00:00
Jakub Jelinek
6ef5231bdf builtins.def (BUILT_IN_VA_ARG_PACK): New built-in. 
* builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
	* tree.h (CALL_EXPR_VA_ARG_PACK): Define.
	* tree-inline.h (copy_body_data): Add call_expr field.
	* tree-inline.c (expand_call_inline): Initialize call_expr.
	(copy_bb): Append anonymous inline fn arguments to arguments
	when inlining a CALL_EXPR_VA_ARG_PACK call.
	* builtins.c (expand_builtin): Issue an error if
	BUILT_IN_VA_ARG_PACK is seen during expand.
	(fold_call_expr, fold_builtin_call_array): Don't fold
	CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
	__builtin_va_arg_pack () call as last argument.
	* gimplify.c (gimplify_call_expr): If last argument to a vararg
	function is __builtin_va_arg_pack (), decrease number of call
	arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
	* expr.c (expand_expr_real_1): Issue an error if
	CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
	* tree-pretty-print.c (dump_generic_node): Handle printing
	CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
	* doc/extend.texi (__builtin_va_arg_pack): Document.

	* gcc.c-torture/execute/va-arg-pack-1.c: New test.
	* gcc.dg/va-arg-pack-1.c: New test.

From-SVN: r128150
 2007-09-05 22:45:27 +02:00
Adam Nemet
419ce10307 re PR tree-optimization/21513 (__builtin_expect getting in the way of uninitialized warnings) 
PR tree-optimization/21513
	* builtins.c (build_builtin_expect_predicate): New function.
	(fold_builtin_expect): Add argument for expected value.
	Distribute __builtin_expect over short-circuiting operations.
	Fold nested builtin_expects.
	(fold_builtin_2): Adjust call to fold_builtin_expect.

From-SVN: r128147
 2007-09-05 19:54:29 +00:00
Jan Hubicka
8a33f10034 optabs.c (debug_optab_libfunc): Update; make available to gdb. 
* optabs.c (debug_optab_libfunc): Update; make available to gdb.
	(libfunc_entry): New structure.
	(libfunc_hash): New hashtable.
	(hash_libfunc): New function.
	(eq_libfunc): New function.
	(convert_optab_libfunc): New function.
	(optab_libfunc): New function.
	(expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
	expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
	expand_float, expand_fix, new_optab, new_convert_optab):
	 Update for new libfunc API.
	(init_libfunc, init_integral_libfuncs,
	init_floating_libfuncs, init_interclass_conv_libfuncs
	init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
	(gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
	gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
	gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
	gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
	gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
	gen_extend_conv_libfunc): New.
	(init_one_libfunc): Revamp for hashtables.
	(set_conv_libfunc): Likewise.
	(init_optabs): Initialize hashtable; use lazy initialization where possible.
	* optabs.h (optab_handlers): Move out of GGC.
	(optab, convert_optab): Move out of GGC; add lazy gen info.
	(code_to_optab, convert_optab_table, optab_table): Move out of GGC.
	(optab_libfunc, convert_optab_libfunc): New.
	* builtins.c (expand_builtin_powi): Update for new API.
	* expr.c (convert_move): Likewise.
	* expmed.c (expand_divmod): Likewise.

From-SVN: r128083
 2007-09-04 14:03:31 +00:00
Sandra Loosemore
cfa311506c re PR target/11787 (always call memcpy for block move in mips16) 
2007-08-24  Sandra Loosemore  <sandra@codesourcery.com>
            Nigel Stephens <nigel@mips.com>

	PR target/11787

	gcc/

	* doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
	(STORE_BY_PIECES_P): No longer applies to __builtin_memset.
	* expr.c (SET_BY_PIECES_P): Define.
	(can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
	it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
	(store_expr):  Pass MEMSETP argument to can_store_by_pieces and
	store_by_pieces.
	* expr.h (SET_RATIO): Define.
	(can_store_by_pieces, store_by_pieces):	Update prototypes.
	* builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
	can_store_by_pieces/store_by_pieces.
	(expand_builtin_memcpy_args): Likewise.
	(expand_builtin_strncpy): Likewise.
	(expand_builtin_memset_args): Likewise.  Also remove special case
	for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
	decide what to do instead.
	* value-prof.c (tree_stringops_transform): Pass MEMSETP argument
	to can_store_by_pieces.

	* config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
	* config/s390/s390.h (SET_BY_PIECES_P): Likewise.

	* config/mips/mips.opt (mmemcpy): Change from Var to Mask.
	* config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
	* config/mips/mips.h (MIPS_CALL_RATIO): Define.
	(MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
	(STORE_BY_PIECES_P): Define.

Co-Authored-By: Nigel Stephens <nigel@mips.com>

From-SVN: r127790
 2007-08-24 19:54:05 -04:00