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Author SHA1 Message Date
Kazu Hirata
aabcd30904 cgraphunit.c, [...]: Fix comment typos. 
* cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
	lambda-code.c, loop.c, machmode.def, mips-tfile.c,
	modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
	tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
	config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
	config/i386/i386.md, config/rs6000/predicates.md,
	config/rs6000/rs6000.c, config/s390/fixdfdi.h,
	config/s390/s390.c, config/stormy16/stormy16.c,
	config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
	typos.

From-SVN: r97362
 2005-04-01 03:42:55 +00:00
Joseph Myers
0223e4f514 re PR c/17855 (modification of function struct return not diagnosed) 
PR c/17855
	* gimplify.c (gimplify_expr): Create a temporary for lvalue
	COND_EXPR and CALL_EXPR.

testsuite:
	* gcc.c-torture/compile/struct-non-lval-1.c,
	gcc.c-torture/compile/struct-non-lval-2.c,
	gcc.c-torture/compile/struct-non-lval-3.c: New tests.

From-SVN: r97352
 2005-04-01 00:34:44 +01:00
Joseph Myers
d101034cd8 langhooks.h (truthvalue_conversion): Remove. 
* langhooks.h (truthvalue_conversion): Remove.
	* langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
	LANG_HOOKS_TRUTHVALUE_CONVERSION.
	* system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
	* gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
	* c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.

ada:
	* misc.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.

cp:
	* cp-objcp-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.

fortran:
	* f95-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.

java:
	* lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.

treelang:
	* treetree.c (LANG_HOOKS_TRUTHVALUE_CONVERSION,
	tree_lang_truthvalue_conversion): Remove.
	* tree-convert.c: Don't call truthvalue_conversion.

From-SVN: r96947
 2005-03-23 19:47:09 +00:00
Kazu Hirata
49d1af8985 builtins.c (fold_builtin): Take decomposed arguments of CALL_EXPR. 
* builtins.c (fold_builtin): Take decomposed arguments of
	CALL_EXPR.
	* fold-const.c (fold_ternary): Update a call to fold_builtin.
	* gimplify.c (gimplify_call_expr): Likewise.
	* tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
	* tree.h: Update the prototype of fold_builtin.

From-SVN: r96800
 2005-03-21 14:35:08 +00:00
Alexandre Oliva
aff98faf41 re PR c++/20280 (ICE in create_tmp_var, at gimplify.c:368) 
gcc/ChangeLog:
PR c++/20280
* gimplify.c (gimplify_cond_expr): Add fallback argument.  Use a
temporary variable of pointer type if an lvalues is required.
(gimplify_modify_expr_rhs): Request an rvalue from it.
(gimplify_expr): Pass fallback on.
gcc/testsuite/ChangeLog:
PR c++/20280
* g++.dg/tree-ssa/pr20280.C: New.

From-SVN: r96444
 2005-03-14 20:02:05 +00:00
Kazu Hirata
70e2829d25 gimplify.c (gimplify_expr): Remove local variables r0 and r1. 
* gimplify.c (gimplify_expr): Remove local variables r0 and
	r1.

From-SVN: r96344
 2005-03-12 18:33:25 +00:00
Jakub Jelinek
372d72d917 re PR inline-asm/20314 (Bogus differ in number of alternatives error) 
PR inline-asm/20314
	* gimplify.c (gimplify_asm_expr): Handle input/output constraints
	with multiple alternatives.

	* stmt.c (parse_output_constraint): Fix a typo.

	* gcc.dg/torture/pr20314-1.c: New test.
	* gcc.dg/torture/pr20314-2.c: New test.

From-SVN: r96222
 2005-03-10 01:12:31 +01:00
Kazu Hirata
6c6cfbfd52 c-common.c, [...]: Fix comment formatting. 
* c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
	gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
	tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
	tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.

From-SVN: r96104
 2005-03-08 13:57:01 +00:00
Kazu Hirata
c24b7de90d gimplify.c (gimple_push_bind_expr, [...]): Make them static. 
* gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
	unshare_all_trees): Make them static.
	* tree-gimple.h: Remove the corresponding prototypes.

From-SVN: r96079
 2005-03-08 02:20:19 +00:00
Jason Merrill
258dba8f62 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again. 
From-SVN: r95231
 2005-02-18 14:35:37 -05:00
Jason Merrill
eff9a5d034 PR mudflap/19319, c++/19317 
PR mudflap/19319, c++/19317
        * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
        slot explicit.

From-SVN: r95150
 2005-02-17 00:37:19 -05:00
Jason Merrill
6a720599bb re-apply fold_indirect_ref patch 
From-SVN: r95024
 2005-02-14 11:07:16 -05:00
Jason Merrill
6b708a6bcd temporarily revert last changes 
From-SVN: r94987
 2005-02-13 12:10:47 -05:00
Jason Merrill
38116e3d1d re PR libmudflap/19319 (Mudflap produce many violations on simple, correct c++ program) 
PR mudflap/19319
        * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
        slot explicit.

        PR c++/16405
        * fold-const.c (fold_indirect_ref_1): Split out from...
        (build_fold_indirect_ref): Here.
        (fold_indirect_ref): New fn.
        * tree.h: Declare it.
        * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
        (gimplify_modify_expr_rhs): Likewise.
        (gimplify_expr): Likewise.

From-SVN: r94979
 2005-02-13 01:43:58 -05:00
Stuart Hastings
4356a1bf59 gimplify.c (shortcut_cond_expr): Re-compute side-effects. 
2005-01-26  Stuart Hastings  <stuart@apple.com>

	* gcc/gimplify.c (shortcut_cond_expr): Re-compute side-effects.
	* gcc/testsuite/gcc.c-torture/execute/20050125-1.c: New.

From-SVN: r94300
 2005-01-27 01:03:27 +00:00
Richard Henderson
6f642f9852 re PR middle-end/19515 (Violation of C99 6.7.8 §21 for unions) 
PR middle-end/19515
        * expr.c (categorize_ctor_elements): New argument p_must_clear.
        (categorize_ctor_elements_1): Likewise.  Detect a union that isn't
        fully initialized.
        (mostly_zeros_p): Update for new categorize_ctor_elements argument.
        * gimplify.c (gimplify_init_constructor): Likewise.  Only shove
        objects into static storage if they have more than one non-zero value.
        * tree.h (categorize_ctor_elements): Update decl.

From-SVN: r94266
 2005-01-26 07:20:53 -08:00
Kazu Hirata
35fd3193de alias.c, [...]: Fix comment typos. 
* alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
	fold-const.c, gimplify.c, params.h, tree-data-ref.c,
	tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
	tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
	config/freebsd-spec.h, config/arm/arm.h,
	config/h8300/h8300.md, config/i386/i386.md,
	config/i386/predicates.md, config/i386/sse.md,
	config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
	config/vax/vax.md: Fix comment typos.  Follow spelling
	conventions.

From-SVN: r94112
 2005-01-23 15:05:49 +00:00
Ian Lance Taylor
089efaa4a1 re PR tree-optimization/13000 ([unit-at-a-time] Using -O2 cannot detect missing return statement in a function) 
PR tree-optimization/13000
	* tree-inline.c: Include "tree-flow.h".
	(expand_call_inline): If warn_return_type, warn if non-void inline
	function falls through.
	* tree-cfg.c (execute_warn_function_return): Don't warn about
	control reaching end if TREE_NO_WARNING is set.  Set
	TREE_NO_WARNING.
	* gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
	has been lowered.
	* gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
	branch if we don't need one.
	* c-typeck.c: Include "tree-flow.h"
	(c_finish_bc_stmt): Don't add a goto if the current statement
	list doesn't fall through to the current point.

From-SVN: r94024
 2005-01-21 19:05:23 +00:00
Jakub Jelinek
e89be13bdf re PR c/17297 (ICE with FP vector constructor containing qnan calculation) 
PR c/17297
	* c-typeck.c (digest_init): Only call build_vector if all constructor
	elements are *_CST nodes.
	* gimplify.c (gimplify_init_constructor): Likewise.

	* gcc.c-torture/compile/20050113-1.c: New testcase.

	PR middle-end/19164
	* c-typeck.c (digest_init): Only call build_vector if inside_init
	is a CONSTRUCTOR.

	* gcc.dg/20050113-1.c: New testcase.

From-SVN: r93891
 2005-01-19 10:27:23 +01:00
Eric Botcazou
8c96cd51c7 calls.c (expand_call): Check DECL_BUILT_IN_CLASS before accessing DECL_FUNCTION_CODE. 
* calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
	accessing DECL_FUNCTION_CODE.
	* dojump.c (do_jump): Likewise.
	* gimplify.c (gimplify_call_expr): Likewise.
	* predict.c (expr_expected_value): Likewise.
	(strip_builtin_expect): Likewise.
	* tree-inline.c (estimate_num_insns_1): Likewise.
	* tree-ssa-loop-im.c (stmt_cost): Likewise
	* fold-const.c (fold): Test for BUILT_IN_NORMAL.
	(tree_expr_nonnegative_p): Likewise.

From-SVN: r93864
 2005-01-18 23:06:59 +00:00
Kazu Hirata
ad616de14c basic-block.h, [...]: Update copyright. 
* basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
	c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
	combine.c, config.gcc, coverage.h, cse.c, cselib.c,
	defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
	flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
	gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
	output.h, postreload-gcse.c, postreload.c, recog.c,
	resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
	targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
	tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
	tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
	tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
	tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
	tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
	unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.

From-SVN: r93827
 2005-01-18 11:36:31 +00:00
Richard Henderson
78e0d62b95 re PR middle-end/17799 (Non-optimizing compile loses 'this') 
PR middle-end/17799
        * function.c (use_register_for_decl): Check DECL_IGNORED_P instead
        of DECL_ARTIFICIAL.
        (assign_parms_augmented_arg_list): Set DECL_IGNORED_P.
        * c-decl.c (build_compound_literal): Likewise.
        * dwarf2asm.c (dw2_force_const_mem): Likewise.
        * gimplify.c (create_artificial_label): Likewise.
        * tree-inline.c (expand_call_inline): Likewise.
        * var-tracking.c (vt_initialize): Likewise.
        * tree-outof-ssa.c (create_temp): Copy DECL_IGNORED_P.
cp/
        * call.c (make_temporary_var_for_ref_to_temp): Set DECL_IGNORED_P.
        * class.c (build_vtable): Don't conditionallize setting it
        based on DWARF2_DEBUG.
        (layout_class_type): Set DECL_IGNORED_P.
        * decl2.c (get_guard): Likewise.
        * rtti.c (get_tinfo_decl, build_lang_decl): Likewise.
        * tree.c (build_local_temp): Likewise.

From-SVN: r92781
 2004-12-31 17:43:12 -08:00
Richard Henderson
74f0c611c6 re PR inline-asm/15740 (ICE caused by a memory operand in an asm statement) 
PR inline-asm/15740
        * gimplify.c (gimplify_asm_expr): Move resolve asm names ...
        * c-typeck.c (build_asm_expr): ... here.  Validate input
        constraints.  Mark memory inputs addressable.

        * semantics.c (finish_asm_stmt): Resolve asm names.  Validate input
        constraints.  Mark memory inputs addressable.

From-SVN: r92693
 2004-12-28 17:22:15 -08:00
Mark Mitchell
6ec215790a re PR c++/19148 (ICE: gimplification failed) 
PR c++/19148
	* gimplify.c (gimplify_cond_expr): Add post_p parameter.
	(gimplify_modify_expr_rhs): Adjust call to gimplify_cond_expr.
	(gimplify_expr): Likewise.

From-SVN: r92640
 2004-12-27 16:06:13 +00:00
Mark Mitchell
058e32b336 gimplify.c (gimplify_modify_expr_rhs): Use types_compatible_p. 
* gimplify.c (gimplify_modify_expr_rhs): Use types_compatible_p.

	* g++.dg/opt/temp1.C: Make memcpy actually copy bytes.

From-SVN: r92571
 2004-12-23 21:55:12 +00:00
Mark Mitchell
f98625f6a5 re PR c++/16405 (Temporary aggregate copy not elided) 
PR c++/16405
	* gimplify.c (gimplify_modify_expr_rhs): Handle
	INDIRECT_REF/ADDR_EXPR combinations.

	PR c++/16405
	* g++.dg/opt/temp1.C: New test.

From-SVN: r92539
 2004-12-23 08:14:33 +00:00
Richard Henderson
ad50bc8d80 [multiple changes] 
2004-12-22  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

        * trans.c (mark_visited): Set TYPE_SIZES_GIMPLIFIED.

2004-12-22  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

        * tree.h (TYPE_SIZES_GIMPLIFIED): New.
        * function.c (gimplify_parm_type): Don't gimplify type if already done.
        * gimplify.c (gimplify_decl_expr): Likewise.
        (gimplify_type_sizes): Set TYPE_SIZES_GIMPLIFIED.  Examine nested
        array types.

2004-12-22  Richard Henderson  <rth@redhat.com>

        * gimplify.c (eval_save_expr): Remove.
        (gimplify_one_sizepos): Unshare expr before gimplifying.
        * stor-layout.c (variable_size): Revert 2004-12-19 change.
        (layout_decl): Revert 2004-12-18 change.
        (layout_type): Revert 2004-12-21 change.

From-SVN: r92495
 2004-12-22 10:51:24 -08:00
Richard Henderson
b4830636f8 gimplify.c (eval_save_expr): New. 
* gimplify.c (eval_save_expr): New.
        (gimplify_one_sizepos): Use it.
        * stor-layout.c (layout_type): Unshare TYPE_MIN/MAX_VALUE.

From-SVN: r92468
 2004-12-21 11:27:08 -08:00
Steven Bosscher
6fa91b4874 re PR middle-end/18191 (Struct member is not getting default-initialized) 
gcc/
	PR middle-end/18191
	PR middle-end/18965
	PR middle-end/18999
	* expr.c (categorize_ctor_elements_1): Count the total number
	of elements in the constructor.
	(categorize_ctor_elements): Return it in a new argument.
	* tree.h (categorize_ctor_elements): Adjust prototype.
	* gimplify.c (gimplify_init_ctor_eval_range): New.
	(gimplify_init_ctor_eval): Gimplify RANGE_EXPR.
	(gimplify_init_constructor): Block clear the object if the
	constructor has fewer elements than the object type.  Only try
	to add assignments to individual elements when we have to.

testsuite/
	 * gcc.dg/20041219-1.c: New test.

Co-Authored-By: Andrew Pinski <pinskia@physics.uc.edu>

From-SVN: r92415
 2004-12-20 11:26:47 +00:00
Richard Henderson
4744afba0f re PR middle-end/16417 (crappy code (gcc.c-torture/compile/20020210-1.c) in arguments causes ICE) 
PR middle-end/16417
        * c-decl.c (store_parm_decls): Clarify get_pending_sizes insertion
        comment.
        * c-objc-common.c (c_cannot_inline_tree_fn): Remove pending sizes
        checks.
        * c-tree.h (struct lang_decl): Remove pending_sizes.
        * function.c: Include tree-gimple.h
        (assign_parm_setup_reg): Remove callee-copies code.
        (gimplify_parm_type, gimplify_parameters): New functions.
        (expand_pending_sizes): Remove.
        (expand_function_start): Don't call it.
        * gimplify.c (gimplify_expr): Examine DECL_VALUE_EXPR for PARM_DECL.
        (gimplify_body): Add do_parms argument.  Use gimplify_parameters.
        (gimplify_function_tree): Setup cfun.  Update gimplify_body call.
        * tree-gimple.h (gimplify_body): Update decl.
        * tree-inline.c (initialize_inlined_parameters): Update gimplify_body
        call.
        * tree.h (gimplify_parameters): Declare.
        * Makefile.in (function.o): Depend on TREE_GIMPLE_H.

From-SVN: r92373
 2004-12-18 20:42:14 -08:00
Nathan Sidwell
0710ccffc3 re PR c++/18672 (Segfault with simple template code) 
.:	PR c++/18672
	* gimplify.c (canonicalize_addr_expr): Cope with array of
	incomplete type.
	(gimplify_conversion): Remove redundant checks.
testsuite:
	PR c++/18672
	* g++.dg/opt/array1.C: New.

From-SVN: r91865
 2004-12-08 08:47:59 +00:00
Roger Sayle
b086a2eaf8 c-gimplify.c (gimplify_c_loop): Improve initial implementations for loops whose conditions are known at... 
* c-gimplify.c (gimplify_c_loop): Improve initial implementations
	for loops whose conditions are known at compile-time.
	* gimplify.c (append_to_statement_list_1): Remove side_effects
	parameter, this function should never be called if its false.
	(append_to_statement_list): Only call append_to_statement_list_1
	if t is non-NULL tree with side-effects.
	(append_to_statement_list_force):  Likewise, if t is not NULL.

From-SVN: r91784
 2004-12-06 17:24:16 +00:00
Andrew Pinski
2efcfa4ef6 re PR middle-end/17909 (ICE: verifiy_stms failed) 
2004-12-04  Andrew  Pinski  <pinskia@physics.uc.edu>

        PR middle-end/17909
        * builtins.c (fold_builtin_next_arg): Export and return true
        when there is a warning or an error.
        (expand_builtin_va_start): When fold_builtin_next_arg returns true,
        return const0_rtx.
        (expand_builtin): Likewise.
        * gimplify.c (gimplify_call_expr): Error out if there is not
        enough arguments to va_start. Call fold_builtin_next_arg also
        on the second argument.
        * tree.h (fold_builtin_next_arg): Prototype.

From-SVN: r91727
 2004-12-04 06:11:45 -08:00
Richard Henderson
afe849213e expr.c (get_inner_reference): Handle REAL/IMAGPART_EXPR. 
* expr.c (get_inner_reference): Handle REAL/IMAGPART_EXPR.
        (handled_component_p): Likewise.
        * alias.c (can_address_p): Reformat and simplify.  Handle
        REAL/IMAGPART_EXPR.  Do not disable addressability based on
        alias set zero.
        * fold-const.c (build_fold_addr_expr_with_type): Remove duplicate
        check for REAL/IMAGPART_EXPR.
        * gimplify.c (gimplify_compound_lval): Likewise.
        * tree-cfg.c (verify_expr): Likewise.
        * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
        * tree-nested.c (build_addr, convert_nonlocal_reference): Likewise.
        (convert_local_reference): Likewise.
        * tree-ssa-loop-ivopts.c (prepare_decl_rtl): Likewise.

From-SVN: r91511
 2004-11-29 19:52:37 -08:00
Andrew Pinski
6db081f1a8 [multiple changes] 
2004-11-18  Andrew Pinski  <pinskia@physics.uc.edu>

        PR middle-end/18164
        * gimplify.c (gimplify_asm_expr): If the length of an output operand
        is zero, do not process it, just let it go through.

2004-11-28  Andrew Pinski  <pinskia@physics.uc.edu>

        * gcc.dg/pr18164.c: New test.

From-SVN: r91459
 2004-11-28 18:21:28 -08:00
Richard Kenner
317c0092a6 Fix indentation on line 3063. 
From-SVN: r91194
 2004-11-24 15:43:44 -05:00
Steven Bosscher
16df8078b8 expr.c (expand_expr_real_1): Remove cases for EXIT_BLOCK_EXPR and LABELED_BLOCK_EXPR. 
gcc/
	* expr.c (expand_expr_real_1): Remove cases for EXIT_BLOCK_EXPR
	and LABELED_BLOCK_EXPR.
	* gimplify.c (gimplify_labeled_block_expr): Remove.
	(gimplify_exit_block_expr): Remove.
	(gimplify_expr): Don't call them.
	* tree-inline.c (copy_body_r): Don't handle EXIT_BLOCK_EXPR
	and LABELED_BLOCK_EXPR.
	(estimate_num_insns_1): Likewise.
	(walk_tree): Likewise.
	* tree-pretty-print.c (dump_generic_node): Don't handle
	EXIT_BLOCK_EXPR and LABELED_BLOCK_EXPR.
	* tree.def (EXIT_BLOCK_EXPR): Moved to java-tree.def.
	(LABELED_BLOCK_EXPR): Likewise.
	* tree.h (LABELED_BLOCK_LABEL): Moved to java-tree.h.
	(LABELED_BLOCK_BODY): Likewise.
	(EXIT_BLOCK_LABELED_BLOCK): Likewise.
	(EXIT_BLOCK_RETURN): Removed.

java/
	* java-gimplify.c (java_gimplify_labeled_block_expr): New function.
	(java_gimplify_exit_block_expr): New function.
	(java_gimplify_expr): Use them to gimplify EXIT_BLOCK_EXPR and
	LABELED_BLOCK_EXPR.
	* java-tree.def (LABELED_BLOCK_EXPR): Moved from tree.def.
	(EXIT_BLOCK_EXPR): Likewise.
	* java-tree.h (LABELED_BLOCK_LABEL): Moved from tree.h.
	(LABELED_BLOCK_BODY): Likewise.
	(EXIT_BLOCK_LABELED_BLOCK): Likewise.
	* jcf-write.c (generate_bytecode_insns): Don't handle the unused
	EXIT_BLOCK_RETURN operand.  Use EXIT_BLOCK_LABELED_BLOCK instead of
	TREE_OPERAND.
	* lang.c (java_tree_inlining_walk_subtrees): Handle EXIT_BLOCK_EXPR.
	(java_dump_tree): Use LABELED_BLOCK_LABEL, LABELED_BLOCK_BODY, and
	EXIT_BLOCK_LABELED_BLOCK instead of TREE_OPERAND.  Don't handle the
	second operand of EXIT_BLOCK_EXPR.
	* parse.y (find_expr_with_wfl): Use LABELED_BLOCK_BODY instead of
	TREE_OPERAND.
	(build_bc_statement): Use build1 to build EXIT_BLOCK_EXPR nodes.

From-SVN: r91149
 2004-11-24 11:41:38 +00:00
Kazu Hirata
1f83835576 c-cppbuiltin.c, [...]: Fix comment typos. 
* c-cppbuiltin.c, cgraph.c, domwalk.h, except.c, gimplify.c,
	lambda-code.c, postreload.c, predict.c, tree-sra.c,
	tree-ssa-loop-manip.c, tree.c: Fix comment typos.

From-SVN: r90596
 2004-11-13 21:11:04 +00:00
Eric Botcazou
918047526d re PR middle-end/17793 (Ada bootstrap failure) 
PR middle-end/17793
	* gimplify.c (gimplify_addr_expr) <VIEW_CONVERT_EXPR>: Look
	through the operand if it is a useless type conversion.

From-SVN: r89488
 2004-10-23 09:16:46 +00:00
Andrew Pinski
d775bc45ed gimplify.c (gimple_push_condition): Make sure that we don't have any saved condition cleanup if... 
2004-10-11  Andrew Pinski  <pinskia@physics.uc.edu>

        * gimplify.c (gimple_push_condition): Make sure that we don't
        have any saved condition cleanup if we were at the top level.

From-SVN: r88877
 2004-10-11 05:57:09 -07:00
Richard Henderson
e670d9e4ce re PR tree-optimization/17739 (tree-optimizers extend the lifetime of a hard register variable) 
PR 17739
        * tree-gimple.c (is_gimple_reg): Reject hard registers.
        (is_gimple_asm_val): New.
        * tree-gimple.h (is_gimple_asm_val): Declare.
        * gimplify.c (gimplify_asm_expr): Use it.
        * tree-pretty-print.c (print_declaration): Dump hard regs.
        * tree-outof-ssa.c (check_replaceable): Don't check for hard regs.
        * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
        * tree-ssa-pre.c (is_undefined_value): Likewise.
        * tree-ssa-copy.c (may_propagate_copy): Likewise.
        (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER.
        * tree-ssa.c (warn_uninit): Likewise.
        * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL.

From-SVN: r88321
 2004-09-29 18:22:07 -07:00
Dorit Naishlos
7ccf35ed17 tree.def (ALIGN_INDIRECT_REF, [...]): New tree-codes. 
2004-09-23  Dorit Naishlos <dorit@il.ibm.com>

        * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
        New tree-codes.
        * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
        MISALIGNED_INDIRECT_REF.
        * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
        * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
        Likewise.
        * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
        (find_interesting_uses_address): Likewise.
        * fold-const.c (non_lvalue, operand_equal_p): Likewise.
        (build_fold_addr_expr_with_type): Likewise.
        * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
        * print-rtl.c (print_mem_expr): Likewise.
        * tree-dump.c (dequeue_and_dump): Likewise.
        * tree-eh.c (tree_could_trap_p): Likewise.
        * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
        * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
        * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
        Likewise.
        * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
        * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
        * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
        * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
        (add_address_candidates, rewrite_address_base): Likewise.
        * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
        Likewise.
        * tree.c (staticp, build1_stat): Likewise.

        * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
        * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
        * tree-ssa-operands.c (get_expr_operands): Likewise.
        * expr.c (expand_expr_real_1): Likewise.

        * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
        optabs.
        (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
        for the new optabs.
        (expand_ternary_op): New function.
        * genopinit.c (optabs): Handle the new optabs.
        * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
        (init_optabs): Initialize vec_realign_load_optab.
        (expand_ternary_op): New functions.

        * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
        (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
        (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
        (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
        * target.h (struct vectorize): New member for struct gcc_target.
        (misaligned_mem_ok): New member for targetm.vectorize.
        (builtin_mask_for_load): Likewise.
        (builtin_mask_for_store): Likewise.
        * targethooks.c (default_vect_misaligned_mem_ok): New function.
        * targethooks.h (default_vect_misaligned_mem_ok): New function.

        * config/rs6000/altivec.md (build_vector_mask_for_load): New
        define_expand.
        (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
        (vec_realign_load_v16qi): New define_insn.
        * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
        (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
        * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
        (altivec_builtin_mask_for_store): New variables.
        (rs6000_builtin_mask_for_load): New function. Implements
        TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
        (rs6000_builtin_mask_for_store): New function. Implements
        TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
        (rs6000_expand_builtin): Expand the target builtins
        builtin_mask_for_load and builtin_mask_for_store.
        (altivec_init_builtins): Initialize the new target builtins.
        * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
        Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.

        * tree-vectorizer.c (vect_create_data_ref): Renamed to
        vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
        (vect_create_addr_base_for_vector_ref): Additional argument (offset).
        (vectorizable_store): Call vect_create_data_ref_ptr with additional
        arguments, and create an indirect_ref with its return value data_ref.
        Check aligned_access_p.
        (vectorizable_load): Handle misaligned loads, using software-pipelined
        scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
        vec_realign_load_optab is supported, or using a scheme without
        software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
        misaligned_mem_ok is supported.

        (vect_finish_stmt_generation): Typo.
        (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
        (vect_analyze_data_refs_alignment): Don't fail vectorization in the
        presence of misaligned loads.
        (vect_analyze_data_ref_access): Add check for constant init.
        (vect_get_symbl_and_dr): Remove duplicate line.
        * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.

From-SVN: r87948
 2004-09-23 14:34:35 +00:00
Eric Christopher
d3147f6452 builtins.c (simplify_builtin_va_start): Remove. 
2004-09-22  Eric Christopher  <echristo@redhat.com>

        * builtins.c (simplify_builtin_va_start): Remove.
        (simplify_builtin): Ditto.
        (fold_builtin_strchr): Ditto.
        (simplify_builtin_*): Rename remainders to fold_builtin_*.
        (expand_builtin): Fix up for above changes.
        (fold_builtin_1): Add new folders. Change for above.
        (expand_builtin_va_start): Call fold_builtin_next_arg.
        * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
        * tree.h: Remove prototype for simplify_builtin.

From-SVN: r87921
 2004-09-23 06:16:09 +00:00
Jeffrey D. Oldham
6615c44615 alias.c (find_base_decl): Remove unreachable case '3' block. 
2004-09-17  Jeffrey D. Oldham  <oldham@codesourcery.com>
	    Zack Weinberg  <zack@codesourcery.com>

	* alias.c (find_base_decl): Remove unreachable case '3' block.
	* expr.c (safe_from_p): Abort if passed a type.
	* tree-gimple.c (recalculate_side_effects): Abort if passed
	anything other than an expression.
	* tree-ssa-pre.c (phi_translate): Return expr immediately if
	is_gimple_min_invariant is true for it.  Reorder cases for clarity.
	Abort on un-handled tree classes.
	(valid_in_set): Likewise.
	* tree.c (tree_code_class_strings): New static data.

	* tree.h (enum tree_code_class): New.
	(tree_code_class_strings): Declare.
	(TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
	(REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
	(STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
	(TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
	(checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.

	* tree.def, c-common.def, objc/objc-tree.def: Use
	tree_code_class enumeration constants instead of code letters.

	* alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
	* c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
	* emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
	* langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
	* tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
	* tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
	* tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
	* tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
	* tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
	* tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
	* tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
	* config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
	* config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
	Update to match.

	* LANGUAGES: Add note about change.

ada:
	* ada-tree.def: Use tree_code_class enumeration constants
	instead of code letters.
	* ada-tree.h, decl.c, misc.c, trans.c, utils.c, utils2.c:
	Update for new tree-class enumeration constants.

cp:
	* cp-tree.def: Use tree_code_class enumeration constants
	instead of code letters.
	* call.c, class.c, cp-gimplify.c, cp-lang.c, cxx-pretty-print.c
	* mangle.c, pt.c, semantics.c, tree.c, typeck.c:
	Update for new tree-class enumeration constants.

fortran:
	* f95-lang.c, trans-expr.c, trans.c: Update for new tree-class
	enumeration constants.

java:
	* java-tree.def: Use tree_code_class enumeration constants
	instead of code letters.
	* java-gimplify.c, jcf-write.c, lang.c, parse.y: Update for
	new tree-class enumeration constants.

treelang:
	* treetree.c: Update for new tree-class enumeration constants.

From-SVN: r87675
 2004-09-17 21:55:02 +00:00
Kazu Hirata
b01d837fa2 basic-block.h, [...]: Fix comment typos. 
* basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
	gimplify.c, lambda-code.c, optabs.c, predict.c,
	tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
	tree-ssa.c, vec.h: Fix comment typos.  Follow spelling
	conventions.

From-SVN: r87637
 2004-09-17 09:14:12 +00:00
Richard Henderson
67f2362044 re PR middle-end/17397 (gimplify ICE) 
PR middle-end/17397
	* gimplify.c (gimplify_addr_expr): Don't inadvertently change types
	while folding <ADDR_EXPR <INDIRECT_REF X>>.

From-SVN: r87528
 2004-09-14 19:09:05 -07:00
Geoffrey Keating
769da81848 gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless temporary variables. 
* gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
	temporary variables.

From-SVN: r87335
 2004-09-11 00:25:00 +00:00
Nathan Sidwell
282899df0f gcse.c (INSN_CUID, [...]): Use gcc_assert and gcc_unreachable. 
* gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
	cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
	process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
	hoist_code, extract_mentioned_regs_helper, compute_store_table,
	insert_store): Use gcc_assert and gcc_unreachable.
	* ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
	gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
	ggc_record_overhead): Likewise.
	* ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
	init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
	ggc_pop_context, clear_marks, validate_free_objects,
	ggc_pch_read): Likewise.
	* ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
	ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
	ggc_push_context, check_cookies, ggc_collect,
	ggc_print_statistics): Likewise.
	* gimple-low.c (lower_function_body, lower_stmt,
	lower_bind_expr): Likewise.
	* gimplify.c (gimple_tree_eq, push_gimplify_context,
	pop_gimplify_context, gimple_pop_condition, create_tmp_var,
	declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
	mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
	gimplify_case_label_expr, gimplify_exit_block_expr,
	canonicalize_component_ref, gimplify_compound_lval,
	gimplify_self_mod_expr, gimplify_call_expr,
	gimplify_init_ctor_eval, gimplify_init_constructor,
	gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
	gimplify_expr, check_pointer_types_r,
	force_gimple_operand): Likewise.
	* global.c (global_alloc, build_insn_chain): Likewise.
	* graph.c (clean_graph_dump_file,
	finish_graph_dump_file): Likewise.
	gcov-io.c (gcov_open): Use GCOV_CHECK.

From-SVN: r87240
 2004-09-09 13:54:07 +00:00
Kazu Hirata
8c27b7d4d1 c-common.c, [...]: Fix comment formatting. 
* c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
	gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
	stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
	tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
	tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
	tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
	tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
	vec.h: Fix comment formatting.

From-SVN: r87105
 2004-09-05 16:05:06 +00:00
Kazu Hirata
2a7e31df70 c-common.c, [...]: Fix comment typos. 
* c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
	et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
	hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
	tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
	tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
	tree-ssa-loop-niter.c, tree-ssa-operands.c,
	tree-ssa-operands.h, tree-ssa-propagate.c,
	tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
	vec.c, vec.h: Fix comment typos.  Follow spelling conventions.

From-SVN: r87104
 2004-09-05 15:24:15 +00:00