PR rtl-optimization/34035
* cse.c (cse_cfg_altered): New global variable.
(cse_jumps_altered): Make boolean.
(recorded_label_ref): Likewise.
(cse_insn): Adjust for above changes.
(cse_extended_basic_block): Likewise. Set cse_cfg_altered
if dead edges have been purged.
(cse_main): Change return value specification and adjust code.
(rest_of_handle_cse): Adjust for above change.
(rest_of_handle_cse2): Likewise.
* gcse.c (rest_of_handle_gcse): Likewise.
From-SVN: r130122
2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
Michael Meissner <michael.meissner@amd.com>
* config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix>
to get the appropriate suffix for the coms* instruction.
(sse5_pcmov_<mode>): Restrict operands of pcmov
for scalar case to be only xmm registers and not memory.
* config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
constraints to follow the mnemonics for the pcmov instruction
Co-Authored-By: Michael Meissner <michael.meissner@amd.com>
From-SVN: r130120
gcc/
PR target/34042
* config/mips/mips.c (mips_return_fpr_single): New function.
(mips_function_value): Use it when returning single-field
aggregates in FPRs.
(mips_expand_call): Handle the PARALLELs created by
mips_return_fpr_single.
From-SVN: r130119
2007-11-12 Richard Guenther <rguenther@suse.de>
PR middle-end/34070
* fold-const.c (fold_binary): If testing for non-negative
operands with tree_expr_nonnegative_warnv_p make sure to
use op0 which has all (sign) conversions retained.
* gcc.c-torture/execute/pr34070-1.c: New testcase.
* gcc.c-torture/execute/pr34070-2.c: Likewise.
From-SVN: r130098
2007-11-12 Richard Guenther <rguenther@suse.de>
PR middle-end/34027
* fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
(fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
* gcc.dg/pr34027-1.c: New testcase.
* gcc.dg/pr34027-2.c: Likewise.
From-SVN: r130097
PR tree-optimization/33953
* tree-vect-transform.c (vectorizable_operation): In case of SLP,
allocate vec_oprnds1 according to the number of created vector
statements. In case of shift with scalar argument, store scalar operand
for every vector statement to be created for the SLP node. Fix a
comment.
From-SVN: r130096
2007-11-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c++/8570
cp/
* pt.c (redeclare_class_template): Update error message. Use a
note to show the previous declaration.
(tsubst_friend_class): Use the location of the friend template as
the input location before calling redeclare_class_template.
testsuite/
* g++.old-deja/g++.ns/template13.C: Update expected output.
* g++.old-deja/g++.pt/friend23.C: Likewise.
* g++.dg/warn/pr8570.C: New.
From-SVN: r130092
gcc/ada/
* a-tasatt.adb: Revert previous change for this file as it will
generate an error when this package is instantiated from a
local context.
From-SVN: r130076
PR middle-end/34018
* tree-inline.h (copy_body_data): Add regimplify field.
* tree-inline.c (copy_body_r): Set id->regimplify to true
if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
substitutions.
(copy_bb): Clear id->regimplify before walk_tree, if it is
set afterwards, regimplify the whole statement.
* g++.dg/opt/inline14.C: New test.
From-SVN: r130068
2007-11-09 Douglas Gregor <doug.gregor@gmail.com>
PR c++/33510
* decl.c (cp_complete_array_type): If any of the initializer
elements are pack expansions, don't compute the array size yet.
2007-11-09 Douglas Gregor <doug.gregor@gmail.com>
PR c++/33510
* g++.dg/cpp0x/variadic-init.C: New.
From-SVN: r130065
* gcc/sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
instead of TRUE_BARRIER for jumps. Add register dependencies
even when reg_pending_barrier is set.
Co-Authored-By: Maxim Kuvyrkov <maxim@codesourcery.com>
From-SVN: r130052
2007-11-09 Richard Guenther <rguenther@suse.de>
* bitmap.h (bitmap_single_bit_set_p): Declare.
* bitmap.c (bitmap_single_bit_set_p): New function.
* tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
(maybe_create_global_var): Use bitmap_empty_p.
From-SVN: r130045
PR rtl-optimization/34012
* fwprop.c (try_fwprop_subst): Do not replace if the new
SET_SRC has a higher cost than the old one.
* gcc.target/i386/pr34012.c: New test.
Co-Authored-By: Jakub Jelinek <jakub@redhat.com>
From-SVN: r130043
PR rtl-optimization/33732
* reload.c (push_reload): Check that the REG_DEAD note was referring
to a hardreg or to a pseudo that has been assigned exactly one hardreg
before considering it in order to select the reload register.
(combine_reloads): Likewise.
(find_dummy_reload): Likewise.
From-SVN: r130042
2007-11-09 Richard Guenther <rguenther@suse.de>
* tree-flow.h (struct ptr_info_def): Make escape_mask a
ENUM_BITFIELD.
(struct ptr_info_def): Likewise.
(enum escape_type): Also use bit zero.
From-SVN: r130041
2007-11-09 Richard Guenther <rguenther@suse.de>
PR tree-optimization/33604
* tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
Disregard changes in CV qualifiers of pointed to types for
forward propagating ADDR_EXPRs.
* tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
expression.
* g++.dg/tree-ssa/pr33604.C: New testcase.
* gcc.dg/pr32721.c: Adjust pattern.
From-SVN: r130040
gcc/
* dse.c (find_shift_sequence): Always choose an integer mode for
new_mode.
(replace_read): Require both the read and store mode to be
integer ones. Remove a then-redundant FLOAT_P check.
gcc/testsuite/
* gcc.target/mips/dse-1.c: Disable.
From-SVN: r130039
2007-11-08 Richard Guenther <rguenther@suse.de>
* tree-dfa.c (remove_referenced_var): If removing a
variable which has subvars, also remove those from
the referenced vars. Do not create a variable annotation.
From-SVN: r130030
* config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
argument for gen_entry calls.
* config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
(entry): Use the new attribute value. Remove unused first operand.
From-SVN: r130029
PR fortran/33739
* scanner.c (start_source_file, end_source_file,
exit_remaining_files): New functions.
(gfc_advance_line): Use the new functions.
From-SVN: r130016
2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
PR middle-end/33826
* ipa-pure-const (static_execute): Added code to keep recursive
functions from being marked as pure or const.
* ipa-utils (searchc): Fixed comment.
2007-11-08 Kenneth Zadeck <zadeck@naturalbridge.com>
PR middle-end/33826
* gcc.dg/pr33826.c: New.
* gcc.dg/tree-ssa/20030714-1.c: Removed two tests that depend on
recursive functions being marked pure or const.
From-SVN: r130006
PR target/16350
* config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
* config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on TARGET_BIG_ENDIAN_DEFAULT.
Use for MULTILIB_DEFAULTS.
(TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
(LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
* config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according to TARGET_BIG_ENDIAN_DEFAULT.
(SUBTARGET_EXTRA_LINK_SPEC): Likewise.
* gcc/config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according to TARGET_BIG_ENDIAN_DEFAULT.
From-SVN: r129999
PR 33870
* tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
(SFT_IN_NESTED_STRUCT): Define.
* tree-dfa.c (dump_subvars_for): Show offset of each
sub-var.
* tree-flow.h (struct fieldoff): Add field in_nested_struct.
* tree-ssa-structalias.c (struct variable_info): Likewise.
(push_fields_onto_fieldstack): If OFFSET is positive,
set in_nested_struct.
(create_variable_info_for): Copy setting of
in_nested_struct from the field offset object.
(set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
variable info object.
* tree-ssa-operands.c (add_vars_for_offset): If VAR
belongs to a nested structure, adjust OFFSET by
SFT_OFFSET(VAR).
testsuite/ChangeLog
* gcc.c-torture/execute/pr33870.x: Remove.
From-SVN: r129976
PR rtl-optimization/33737
* cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
target block after computing the probabilities of outgoing edges.
Cap the frequency to BB_FREQ_MAX.
* tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
frequency of the basic block if it has been reused.
From-SVN: r129973
gcc/ada/
* tracebak.c (i386 alternative): Remove useless comparaison
which is always false; LOWEST_ADDRESS is 0 and is never greater
than an unsigned integer.
From-SVN: r129964
gcc/ada/
* a-tasatt.adb: Use 'Access instead of 'Unchecked_Access when
applicable. Local lifetime is the one of the package.
(Set_Value): W is allocated on the heap.
* g-socket.adb: Use 'Access instead of 'Unchecked_Access when
applicable.
(Get_Socket_Option): Optlen formal of C_Getsockopt is of an anonymous
access type.
(Receive_Socket): Fromlen formal of C_Recvfrom is of an anonymous
access type.
* s-taasde.adb: Use 'Access instead of 'Unchecked_Access when
applicable.
(elaboration code): Timer_Queue lifetime is the one of the
package.
From-SVN: r129963
2007-11-07 Olivier Hainque <hainque@adacore.com>
* decl.c (make_aligning_type): Set the mode of the RECORD_TYPE we
craft and expand comment.
testsuite/
* gnat.dg/max_align.adb: New test.
From-SVN: r129958
2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
PR target/32787
* config/i386/driver-i386.c: Test for __GNUC__ instead of
GCC_VERSION which is always defined.
From-SVN: r129944
gcc/
2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
PR target/30961
* reload1.c (find_reloads): Also check in_reg when handling a
simple move with an input reload and a destination of a hard
register.
gcc/testsuite/
2007-11-06 H.J. Lu <hongjiu.lu@intel.com>
PR target/30961
* gcc.target/i386/pr30961-1.c: New.
From-SVN: r129943
2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
PR c++/33977
PR c++/33886
* tree.c (c_build_qualified_type): Define bridge to
cp_build_qualified_type.
2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
PR c++/33977
PR c++/33886
* c-common.c (c_build_qualified_type): Moved to c-typeck.c.
(complete_array_type): Set canonical type appropriately.
* c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
C and C++ front ends now have different versions of this function,
because the C++ version needs to maintain canonical types here.
2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
PR c++/33977
PR c++/33886
* g++.dg/other/canon-array.C: New.
From-SVN: r129929
2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
PR c++/31439
PR c++/32114
PR c++/32115
PR c++/32125
PR c++/32126
PR c++/32127
PR c++/32128
PR c++/32253
PR c++/32566
* typeck.c (check_return_expr): Pass address of retval to
check_for_bare_parameter_packs.
* class.c (build_base_field): Tolerate bases that have no layout
due to errors.
(end_of_base): Ditto.
* tree.c (canonical_type_variant): Be careful with
ERROR_MARK_NODE.
* cp-tree.h (check_for_bare_parameter_packs): Now accepts a
tree*.
* pt.c (find_parameter_pack_data): Add set_packs_to_error field,
which states whether parameter packs should be replaced with
ERROR_MARK_NODE.
(find_parameter_packs_r): Pass addresses to cp_walk_tree wherever
possible. If set_packs_to_error is set true, replace the parameter
pack with ERROR_MARK_NODE. Manage our own pointer sets.
(uses_parameter_packs): Don't set parameter packs to
ERROR_MARK_NODE.
(check_for_bare_parameter_packs): Now takes a pointer to a tree,
which may be modified (if it is a parameter pack). Instructs
find_parameter_packs_r to replace parameter packs with
ERROR_MARK_NODE (so that they won't cause errors later on).
(process_template_parm): Pass pointer to
check_for_bare_parameter_packs.
(process_partial_specialization): Replace pack expansions before
the end of the template argument list with ERROR_MARK_NODE.
(push_template_decl_real): Pass pointer to
check_for_bare_parameter_packs. Replace parameter packs not at the
end of the template parameter list with ERROR_MARK_NODE.
(convert_template_argument): Be more careful about using DECL_NAME
on only declarations.
(unify): Can't unify against ERROR_MARK_NODE.
* semantics.c (finish_cond): Pass pointer to
check_for_bare_parameter_packs.
(finish_expr_stmt): Ditto.
(finish_for_expr): Ditto.
(finish_switch_cond): Pass pointer to
check_for_bare_parameter_packs, and call it before we put the
condition into the statement.
(finish_mem_initializers): Pass pointer to
check_for_bare_parameter_packs.
(finish_member_declaration): Ditto.
* parser.c (cp_parser_base_clause): Ditto.
2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
* testsuite/g++.dg/parser/crash36.C: Tweak expected errors.
* testsuite/g++.dg/cpp0x/pr31439.C: New.
* testsuite/g++.dg/cpp0x/pr32114.C: New.
* testsuite/g++.dg/cpp0x/pr32115.C: New.
* testsuite/g++.dg/cpp0x/pr32125.C: New.
* testsuite/g++.dg/cpp0x/pr32126.C: New.
* testsuite/g++.dg/cpp0x/pr32127.C: New.
* testsuite/g++.dg/cpp0x/pr32128.C: New.
* testsuite/g++.dg/cpp0x/pr32253.C: New.
* testsuite/g++.dg/cpp0x/pr32566.C: New.
* testsuite/g++.dg/cpp0x/pr31445.C: Tweak expected errors.
* testsuite/g++.dg/cpp0x/pr31438.C: Ditto.
* testsuite/g++.dg/cpp0x/variadic81.C: Ditto.
* testsuite/g++.dg/cpp0x/pr31432.C: Ditto.
* testsuite/g++.dg/cpp0x/pr31442.C: Ditto.
From-SVN: r129928
PR target/33168
* decl.c (cp_finish_decl): Call make_rtl_for_nonlocal_decl already
with the final TREE_READONLY flag in place. processing_template_decl
is known to be 0 in this part of function.
* g++.dg/other/datasec1.C: New test.
From-SVN: r129922
PR tree-optimization/33458
* tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
!is_gimple_val PHI argument, gimplify it and insert it on edge.
* g++.dg/opt/inline12.C: New test.
From-SVN: r129921
PR tree-optimization/33993
* tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
rather than build_constructor_from_list if all list values are
constants.
(get_initial_def_for_induction): Use build_vector instead of
build_constructor_from_list.
* gcc.c-torture/compile/20071105-1.c: New test.
From-SVN: r129920
PR c++/33894
* cp-tree.h: Update comment - TYPE_LANG_FLAG_0 is not
OMP_ATOMIC_DEPENDENT_P in OMP_ATOMIC.
* pt.c (tsubst_expr): Assert OMP_ATOMIC_DEPENDENT_P.
* semantics.c (finish_omp_atomic): Revert most of the
2007-02-05 changes, just keep the new representation of
OMP_ATOMIC_DEPENDENT_P OMP_ATOMIC.
* testsuite/libgomp.c++/atomic-1.C: New test.
From-SVN: r129919
PR target/33579
* tree.h (DECL_INIT_PRIORITY): Do not require
DECL_HAS_INIT_PRIORITY_P.
(DECL_FINI_PRIORITY): Likewise.
* tree.c (decl_init_priority_lookup): Remove assert.
(decl_fini_priority_insert): Likewise.
* cgraphunit.c (static_ctors): Make it a VEC.
(static_dtors): Likewise.
(record_cdtor_fn): Adjust accordingly.
(build_cdtor): Generate multiple functions for each initialization
priority.
(compare_ctor): New function.
(compare_dtor): Likewise.
(cgraph_build_cdtor_fns): Sort the functions by priority before
calling build_cdtor.
(cgraph_build_static_cdtor): Put the priority in the function's
name.
From-SVN: r129918
2007-11-05 Nick Clifton <nickc@redhat.com>
Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/32540
PR tree-optimization/33922
* doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
* tree-ssa-pre.c: Include params.h.
(compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
to limit the maximum length of the PA set for a given block.
* Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
* params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
* gcc.dg/tree-ssa/pr32540-1.c: New.
* gcc.dg/tree-ssa/pr32540-2.c: New.
* gcc.dg/tree-ssa/pr33922.c: New.
Co-Authored-By: Sebastian Pop <sebastian.pop@amd.com>
From-SVN: r129901
2007-11-05 Douglas Gregor <doug.gregor@gmail.com>
PR c++/33939
* pt.c (unify_pack_expansion): bring handling of function call
arguments into line with type_unification_real.
2007-11-05 Douglas Gregor <doug.gregor@gmail.com>
PR c++/33939
* g++.dg/cpp0x/variadic-rref.C: New.
From-SVN: r129900
PR tree-optimization/33856
* tree-data-ref.c (get_references_in_stmt): Don't add
REFERENCE_CLASS_P trees to references vector if get_base_address
returns NULL on them.
* gcc.c-torture/compile/20071027-1.c: New test.
From-SVN: r129897
PR c++/33836
* parser.c (cp_parser_unary_expression): For &&label call
cp_parser_non_integral_constant_expression and return error_mark_node
if it returned true.
* g++.dg/ext/label10.C: New test.
From-SVN: r129896
PR c++/33969
* decl.c (grokdeclarator): Don't call build_memfn_type if type
is neither FUNCTION_TYPE nor METHOD_TYPE.
* g++.dg/other/ptrmem9.C: New test.
From-SVN: r129895
2007-11-04 Andrew Pinski <pinskia@gmail.com>
PR middle-end/32931
* fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
for TRUTH_NOT_EXPR to type.
2007-11-04 Andrew Pinski <pinskia@gmail.com>
PR middle-end/32931
* gfortran.fortran-torture/compile/forall-1.f90: New testcase.
From-SVN: r129886
PR fortran/10220
* dwarf2out.c (add_calling_convention_attribute): Change
second argument. Set calling convention to DW_CC_program for
Fortran main program.
(gen_subprogram_die): Adjust to new prototype for
add_calling_convention_attribute.
From-SVN: r129882
2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c/29062
* c-parser.c (c_parser_statement_after_labels): Error if a
declaration is parsed after a label.
testsuite/
* gcc.dg/20031223-1.c: Adjust error output.
* gcc.dg/parse-decl-after-label.c: New.
From-SVN: r129873
* gfortran.h: Shorten comment.
* trans-types.c (gfc_get_function_type): Allow argument to have
flavor FL_PROGRAM.
* trans-decl.c (gfc_sym_mangled_function_id): Mangle main program
name into MAIN__.
(build_function_decl): Fix comment.
* parse.c (main_program_symbol): Give the main program its proper
name, if any. Set its flavor to FL_PROGRAM.
(gfc_parse_file): Likewise.
From-SVN: r129869
PR middle-end/33670
* haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
current sched region.
* gcc.dg/pr33670.c: New test.
From-SVN: r129863
PR c++/33516
* parser.c (cp_parser_nested_name_specifier_opt): Use
TYPE_MAIN_VARIANT (new_scope) as scope if new_scope is an incomplete
typedef of currently open class.
* g++.dg/lookup/typedef1.C: New test.
From-SVN: r129862
* config/ia64/ia64.c (struct reg_write_state): Change into
unsigned short bitfields rather than unsigned int, decrease
first_pred to just 10 bits.
(rws_insn): Change into a bitmap or if not ENABLE_CHECKING
into two char array.
(rws_insn_set, rws_insn_test): New functions.
(in_safe_group_barrier): New variable.
(rws_update): Remove first argument, always set rws_sum array.
(rws_access_regno): Use rws_insn_set macro. Only call rws_update
or update rws_sum if !in_safe_group_barrier, adjust rws_update
args.
(rtx_needs_barrier): Use rws_insn_test macro.
(safe_group_barrier_needed): Don't save/restore rws_sum array,
instead set/clear in_safe_group_barrier flag.
From-SVN: r129861
* config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
pointer or frame pointer.
* config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
(MUST_USE_SJLJ_EXCEPTIONS): Define.
(DWARF2_UNWIND_INFO): Define.
(INCOMING_RETURN_ADDR_RTX): Define.
(DWARF_FRAME_RETURN_COLUMN): Define.
From-SVN: r129854
PR c++/30897
* pt.c (push_template_decl_real): Set DECL_CONTEXT on template
template parms.
(lookup_template_class): Use it to get the outer template args
for instantiating one.
PR c++/29236
* pt.c (reduce_template_parm_level): tsubst the parameters
of a template template parm.
From-SVN: r129844
2007-11-01 Douglas Gregor <doug.gregor@gmail.com>
PR c++/33955
* pt.c (find_parameter_packs_r): Handle TYPENAME_TYPE.
2007-11-01 Douglas Gregor <doug.gregor@gmail.com>
* g++.dg/cpp0x/pr33955.C: New.
From-SVN: r129843
PR rtl-optimization/33648
* cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
the newly created basic block.
* gcc.dg/pr33648.c: New test.
From-SVN: r129837
PR c++/32384
* parser.c (cp_parser_postfix_dot_deref_expression): If
POSTFIX_EXPRESSION is type dependent, try to parse it as pseudo dtor
first and if that succeeds and type is SCALAR_TYPE_P, create
PSEUDO_DTOR_EXPR.
* g++.dg/template/pseudodtor1.C: New test.
* g++.dg/template/pseudodtor2.C: New test.
From-SVN: r129836
PR c++/32260
* rtti.c (enum_tinfo_kind): Fix TK_TYPE_INFO_TYPE comment.
(typeid_ok_p): Use the same alias set for abi::__type_info_pseudo
as for std::type_info.
* g++.dg/rtti/typeid7.C: New test.
From-SVN: r129835
* optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
* sched-rgn.c (compute_trg_info): Zero 'el' local variable.
* tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
From-SVN: r129830
* Make-lang.in (java/jcf-dump.o): Depend on zipfile.h.
(java/jcf-parse.o): Depend on jcf-reader.c, zipfile.h, and jcf.h.
(java/jcf-io.o): Depend on zipfile.h.
From-SVN: r129829
* doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
show that CSE means common subexpression elimination. Change wording
for -fsee and define LCM. Remove capitalization of optimizations
for -ftree-reassoc, -ftree-pre, and -ftree-fre.
From-SVN: r129824
PR debug/33537
* dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
From-SVN: r129820
PR rtl-optimization/33673
* gcse.c (cprop_jump): If a conditional jump has been optimized
into unconditional jump, make the remaining normal edge fallthru
and delete the jump insn.
* gcc.dg/pr33673.c: New test.
From-SVN: r129819
PR tree-optimization/33961
* tree-ssa-phiopt.c (struct name_to_bb.store): New member.
(name_to_bb_hash, name_to_bb_eq): Consider and check it.
(add_or_mark_expr): New argument 'store', using it to search
the hash table.
(nt_init_block): Adjust calls to add_or_mark_expr.
* gcc.dg/pr33961.c: New test.
From-SVN: r129817
PR target/31507
* config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
for the first push_operand.
* gcc.dg/pr31507-1.c: New test.
* gcc.dg/pr31507-2.c: New test.
From-SVN: r129807
2007-10-31 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/33162
* interface.c (compare_intr_interfaces): New function to check intrinsic
function arguments against formal arguments. (compare_interfaces): Fix
logic in comparison of function and subroutine attributes.
(compare_parameter): Use new function for intrinsic as argument.
* resolve.c (resolve_actual_arglist): Allow an intrinsic without
function attribute to be checked further. Set function attribute if
intrinsic symbol is found, return FAILURE if not.
From-SVN: r129798
2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/32377
* tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
work also for unknown number of iterations.
(analyze_subscript_affine_affine): Clean up. Don't fail when the
number of iterations is not known.
* gfortran.dg/vect/pr32377.f90: New.
From-SVN: r129797
2007-10-31 Paul Thomas <pault@gcc.gnu.org>
PR fortran/33897
* decl.c (gfc_match_entry): Do not make ENTRY name
global for contained procedures.
* parse.c (gfc_fixup_sibling_symbols): Fix code for
determining whether a procedure is external.
2007-10-31 Paul Thomas <pault@gcc.gnu.org>
PR fortran/33897
* gfortran.dg/contained_3.f90: New.
From-SVN: r129795
* doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
optimization options.
(Optimize Options): Add -fdce and -fdse to the list of optimizations
enabled by -O. Document -fdce and -fdse.
From-SVN: r129786
PR c++/33709
* fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
convert second operand of COMPOUND_EXPR to the original type of
that argument.
* g++.dg/opt/compound1.C: New test.
From-SVN: r129785
PR c++/33616
* decl2.c (build_offset_ref_call_from_tree): Call
build_non_dependent_expr on object prior to building ADDR_EXPR from it
if FN is DOTSTAR_EXPR.
* g++.dg/template/ptrmem18.C: New test.
From-SVN: r129784
PR fortran/33596
* trans-intrinsic.c (gfc_conv_intrinsic_isnan): Strip NOP_EXPR
from the result of build_call_expr.
* gfortran.dg/isnan_2.f90: New test.
From-SVN: r129782
2007-10-30 Douglas Gregor <doug.gregor@gmail.com>
PR c++/31993
PR c++/32252
* pt.c (find_parameter_packs_r): Fix typo in comment.
(convert_template_argument): Look at the pattern of a pack
expansion to determine what kind of entity we're converting.
(coerce_template_parameter_pack): When we have coerced a non-type
template parameter pack, substitute into the type of that pack.
(tsubst_pack_expansion): When our substitution of a parameter pack
is a "trivial" substitution of itself, just substitute into the
pack expansion rather than actually expanding.
2007-10-30 Douglas Gregor <doug.gregor@gmail.com>
PR c++/31993
PR c++/32252
* g++.dg/cpp0x/pr31993.C: New
* g++.dg/cpp0x/pr32252.C: New
From-SVN: r129773
2007-10-30 Richard Guenther <rguenther@suse.de>
* tree-ssa-operands.c (add_vars_for_offset): Fix exit test
of loop adding SFTs as virtual operands.
* gcc.c-torture/execute/20071030-1.c: New testcase copied from
gcc.target/i386/loop-3.c.
From-SVN: r129770
PR testsuite/24841
* doc/sourcebuild.texi (Test Directives): Document that dg-require
directives must come before dg-additional-sources.
From-SVN: r129744
PR tree-optimization/33723
* c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
* gcc.c-torture/execute/20071029-1.c: New test.
* gcc.dg/tree-ssa/pr33723.c: New test.
From-SVN: r129743
gcc/
PR tree-optimization/33614
* gimplify.c (gimplify_init_constructor): Gimplify vector constructors
if they can't be reduced to VECTOR_CSTs and aren't legitimate
initializer constants.
gcc/testsuite/
PR tree-optimization/33614
* gcc.c-torture/compile/pr33614.c: New test.
From-SVN: r129739
2007-10-29 Richard Guenther <rguenther@suse.de>
PR tree-optimization/33870
* tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
(add_virtual_operand): Do not recurse into MPTs looking for pointed-to
SFTs.
* gcc.c-torture/execute/pr33870.x: XFAIL testcase for -O2 and -Os.
From-SVN: r129738
PR tree-optimization/33757
* gcc.dg/tree-ssa/ssa-fre-4.c: Run on selected TARGET_PROMOTE_PROTOTYPES
true architectures instead of having a big dg-skip-if.
From-SVN: r129737
PR c++/33841
* class.c (check_bitfield_decl): Don't set field's type to error_mark_node
for non-integral type bitfields. Return true if bitfield is correct, false
error has been diagnosed.
(check_field_decls): If check_bitfield_decl returned false, call also
check_field_decl.
* g++.dg/other/bitfield3.C: New test.
From-SVN: r129736
2007-10-29 Richard Guenther <rguenther@suse.de>
* tree-flow-inline.h (get_subvar_at): Use binary search.
(get_first_overlapping_subvar): New function to binary search
for the first overlapping subvar.
* tree-ssa-operands.c (add_vars_for_offset): Strip down to
just handle adding subvars for a pointed-to subvar. Optimize
and use get_first_overlapping_subvar.
(add_vars_for_bitmap): Fold into single caller.
(add_virtual_operand): Streamline, inherit add_vars_for_bitmap
and non pointed-to bits of add_vars_for_offset.
From-SVN: r129727
2007-10-29 Paul Thomas <pault@gcc.gnu.org>
PR fortran/31217
PR fortran/33811
PR fortran/33686
* trans-array.c (gfc_conv_loop_setup): Send a complete type to
gfc_trans_create_temp_array if the temporary is character.
* trans-stmt.c (gfc_trans_assign_need_temp): Do likewise for
allocate_temp_for_forall_nest.
(forall_replace): New function.
(forall_replace_symtree): New function.
(forall_restore): New function.
(forall_restore_symtree): New function.
(forall_make_variable_temp): New function.
(check_forall_dependencies): New function.
(cleanup_forall_symtrees): New function.
gfc_trans_forall_1): Add and initialize pre and post blocks.
Call check_forall_dependencies to check for all dependencies
and either trigger second forall block to copy temporary or
copy lval, outside the forall construct and replace all
dependent references. After assignment clean-up and coalesce
the blocks at the end of the function.
* gfortran.h : Add prototypes for gfc_traverse_expr and
find_forall_index.
expr.c (gfc_traverse_expr): New function to traverse expression
and visit all subexpressions, under control of a logical flag,
a symbol and an integer pointer. The slave function is caller
defined and is only called on EXPR_VARIABLE.
(expr_set_symbols_referenced): Called by above to set symbols
referenced.
(gfc_expr_set_symbols_referenced): Rework of this function to
use two new functions above.
* resolve.c (find_forall_index): Rework with gfc_traverse_expr,
using forall_index.
(forall_index): New function used by previous.
* dependency.c (gfc_check_dependency): Use gfc_dep_resolver for
all references, not just REF_ARRAY.
(gfc_dep_resolver): Correct the logic for substrings so that
overlapping arrays are handled correctly.
2007-10-29 Paul Thomas <pault@gcc.gnu.org>
PR fortran/31217
PR fortran/33811
* gfortran.dg/forall_12.f90: New test.
PR fortran/33686
* gfortran.dg/forall_13.f90: New test.
From-SVN: r129720
Automatic parallelization reduction tests.
* testsuite/gcc.dg/tree-ssa/reduc-1.c: New test.
* testsuite/gcc.dg/tree-ssa/reduc-1char.c: New test.
* testsuite/gcc.dg/tree-ssa/reduc-1short.c: New test.
* testsuite/gcc.dg/tree-ssa/reduc-2.c: New test.
* testsuite/gcc.dg/tree-ssa/reduc-2char.c: New test.
* testsuite/gcc.dg/tree-ssa/reduc-2short.c: New test.
* testsuite/gcc.dg/tree-ssa/reduc-3.c: New test.
* testsuite/gcc.dg/tree-ssa/reduc-6.c: New test.
* testsuite/gcc.dg/tree-ssa/reduc-7.c: New test.
* testsuite/gcc.dg/tree-ssa/reduc-8.c: New test.
* testsuite/gcc.dg/tree-ssa/reduc-9.c: New test.
From-SVN: r129718
Zdenek Dvorak
OMP_ATOMIC Changes,
Reduction support for automatic parallelization.
* expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
OMP_ATOMIC_STORE.
* Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
* tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
and OMP_ATOMIC_STORE.
* tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD,
OMP_ATOMIC_STORE.
* gimple-low.c (lower_stmt): Same.
* gimplify.c (gimplify_expr): Same.
(gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
gimplify_omp_atomic_mutex): Remove.
(gimplify_omp_atomic): Change it to simply gimplify the
statement instead of expanding it.
* omp-low.c: Add includes to optabs.h, cfgloop.h.
(expand_omp_atomic, expand_omp_atomic_pipeline,
goa_stabilize_expr, expand_omp_atomic_mutex,
expand_omp_atomic_fetch_op): New functions to implement
expansion of OMP_ATOMIC.
(expand_omp, build_omp_regions_1): Add support for
OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
* tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
OMP_ATOMIC_STORE.
* tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
OMP_ATOMIC_STORE.
* tree-parloops.c: add include to tree-vectorizer.h.
(reduction_info): New structure for reduction.
(reduction_list): New list to represent list of reductions
per loop.
(struct data_arg): New helper structure for reduction.
(reduction_info_hash, reduction_info_eq, reduction_phi,
initialize_reductions,
create_call_for_reduction, create_phi_for_local_result,
create_call_for_reduction_1, create_loads_for_reductions,
create_final_loads_for_reduction): New functions.
(loop_parallel_p): Identify reductions, add reduction_list parameter.
(separate_decls_in_loop_name): Support reduction variables.
(separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
call create_loads_for_reduction for each reduction.
(canonicalize_loop_ivs): Identify reductions, add reduction_list
parameter.
(transform_to_exit_first_loop): Add reduction support, add
reduction_list parameter.
(gen_parallel_loop): Add reduction_list parameter. Add call
separate_decls_in_loop with
the new argument. Traverse reductions and call
initialize_reductions, create_call_for_reduction.
(parallelize_loops): Create and delete the reduction list.
(add_field_for_name): Change use of data parameter. Add fields for
reductions.
* tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
* tree-vect-analyze.c (vect_analyze_loop_form): export it.
* tree.def: Add definitions for OMP_ATOMIC_LOAD,
OMP_ATOMIC_STORE.
* tree-inline.c (estimate_num_insns_1): add cases for
OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
* tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD,
OMP_ATOMIC_STORE.
* tree-ssa-operands.c (get_addr_dereference_operands):
New function. Subroutine of get_indirect_ref_operands.
(get_indirect_ref_operands): Call get_addr_dereference_operands.
(get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
From-SVN: r129716
* config/cris/cris.c: Include df.h.
(cris_address_cost): Add gcc_assert for canonicalization
assumptions. For PLUS with MULT or register, correct
test for register in other arm. Tweak comments.
From-SVN: r129713
