1 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3 PR rtl-optimization/33224
4 * loop-iv.c (latch_dominating_def): Check that the definition belongs
5 to the analysed region.
7 2007-08-31 Richard Guenther <rguenther@suse.de>
9 * function.c (allocate_struct_function): Do not set
10 current_function_returns_pointer.
11 * function.h (struct var_refs_queue): Remove.
12 (struct simple_obstack_stack): Likewise.
13 (struct function): Remove fixup_var_refs_queue member.
14 Remove returns_pointer flag.
15 (current_function_returns_pointer): Remove define.
17 2007-08-31 Nick Clifton <nickc@redhat.com>
19 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
20 secondary keys in order to obtain a stable sort.
22 2007-08-31 Nick Clifton <nickc@redhat.com>
25 * config/m32r/constraints.md: Add W constraint for integer zero.
26 * config/m32r/m32r.md (get_pc): Use W and i constraints.
27 Fix length calculation by using alternatives.
29 2007-08-31 Richard Sandiford <richard@codesourcery.com>
31 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
32 split out from expand_binop.
33 (avoid_expensive_constant): New function.
34 (expand_binop_directly): Remove commutative_op argument and
35 call cummutative_optab_p instead. Do not change op0 or op1
36 when swapping xop0 and xop1. Apply avoid_expensive_constant
37 to each argument after potential swapping. Enforce the
38 canonical order of commutative operands.
39 (expand_binop): Use shift_optab_p and commutative_optab_p.
40 Update the calls to expand_binop_directly. Only force constants
41 into registers when widening an operation. Only swap operands
42 once a direct expansion has been rejected.
43 (expand_twoval_binop): Only force constants into registers when
44 using a direct expansion.
46 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
48 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
49 (sched_analyze_insn): Don't postprocess speculative dependencies when
50 target has no scheduling.
51 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
52 'uninitialized' warning.
54 2007-08-31 Richard Guenther <rguenther@suse.de>
56 * tree.c (build_complex_type): Always set TYPE_NAME for
59 2007-08-31 Olivier Hainque <hainque@adacore.com>
61 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
62 internal macro. Default alignment factor for csect directives, chosen
63 to match what BIGGEST_ALIGNMENT allows.
64 (DATA_SECTION_ASM_OP): Use it.
65 * config/rs6000/rs6000.c
66 (rs6000_xcoff_output_readonly_section_asm_op):
67 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
68 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
70 2007-08-31 Olivier Hainque <hainque@adacore.com>
72 * dbxout.c (dbxout_block): Move declaration within the first
73 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
74 block to include the definition, together with the associated
77 2007-08-31 David Edelsohn <edelsohn@gnu.org>
78 Revital Eres <eres@il.ibm.com>
80 * doc/invoke.texi (-mpaired): Document flag.
81 * config.gcc: Include paired.h in powerpc extra_headers and
82 750cl.h in powerpc-*-linux*paired*.
83 * config/rs6000/rs6000.opt (-mpaired): New flag.
84 * config/rs6000/rs6000.c (paired_init_builtins,
85 paired_expand_builtin, paired_expand_lv_builtin,
86 paired_expand_stv_builtin, paired_expand_predicate_builtin):
87 New functions to support the paired single builtin functions.
88 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
89 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
91 (bdesc_paired_preds): New structure for paired predicate
93 (rs6000_expand_builtin): Expand paired single builtins.
94 (rs6000_init_builtins): Init paired single builtins.
95 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
96 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
97 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
98 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
99 (rs6000_vector_mode_supported_p): Support paired vector mode.
100 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
101 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
103 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
104 (DATA_ALIGNMENT): Likewise.
105 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
106 (rs6000_builtins): Add PAIRED builtins.
107 * config/rs6000/rs6000.md: Include paired.md.
108 * config/rs6000/paired.h: New.
109 * config/rs6000/paired.md: New.
110 * config/rs6000/750cl.h: New.
111 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
113 2007-08-30 Ollie Wild <aaw@google.com>
115 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
116 * gcc.c (default_compilers): Add -fno-directives-only to
119 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
123 * regclass.c (initial_fixed_regs): Revert previous change and make
125 (initial_call_used_regs): Likewise.
126 (initial_call_really_used_regs): Delete, reverting previous addition.
127 (initial_reg_names): Likewise.
128 (init_reg_sets): Revert previous change.
129 (saved_fixed_regs): New.
130 (saved_call_used_regs): New.
131 (saved_call_really_used_regs): New.
132 (saved_reg_names): New.
133 (save_register_info): New.
134 (restore_register_info): New.
135 (init_reg_sets_1): Replace reset of register info with call to
136 restore_register_info.
137 * rtl.h (save_register_info): Declare.
138 * toplev.c (backend_init): Call save_register_info.
140 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
142 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
143 from the original statement.
145 2007-08-30 Chao-ying Fu <fu@mips.com>
147 * c-lex.c (interpret_fixed): Declare.
148 (interpret_float): Process _Fract and _Accum.
149 (interpret_fixed): New function.
150 * final.c (output_addr_const): Process CONST_FIXED.
151 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
152 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
154 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
156 (simplify_immed_subreg): Support CONST_FIXED.
157 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
158 (simplify_subreg): Support CONST_FIXED.
160 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
162 * config/rs6000/ppu_intrinsics.h: New file.
163 * config.gcc (powerpc*-*-* <extra_headers>): Install
166 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
168 * cfg.c (dump_flow_info): Change to also print entry and exit
170 * print-rtl.c (print_rtl_single): Allow to print rtl with
173 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
175 * df-core.h (df_dump_region): New function.
176 * df.h (df_dump_region): New function.
177 * loop-invariant.c (find_defs): Add call to df_dump_region.
178 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
181 2007-08-30 Jakub Jelinek <jakub@redhat.com>
183 * decl.c (start_preparsed_function): Set
184 DECL_DISREGARD_INLINE_LIMITS for GNU_INLINE_P functions.
187 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
188 true if any of the compare_section_name calls returned true,
189 rather than if any returned false.
191 2007-08-30 Richard Guenther <rguenther@suse.de>
193 PR tree-optimization/33199
194 * tree-ssa-structalias.c (handle_lhs_call): New function.
195 (find_func_aliases): In non-IPA mode make sure that for
196 calls that return a pointer we add a constraint for the
197 result to point to anything.
199 2007-08-30 Richard Guenther <rguenther@suse.de>
201 * doc/invoke.texi (-mveclibabi): Document new target option.
202 * config/i386/i386.opt (-mveclibabi): New target option.
203 * config/i386/i386.c (ix86_veclib_handler): Handler for
204 vectorization library support.
205 (override_options): Handle the -mveclibabi option, initialize
206 the vectorization library handler.
207 (ix86_builtin_vectorized_function): As fallback call the
208 vectorization library handler, if set.
209 (ix86_veclibabi_acml): New static function for ACML ABI style
210 vectorization support.
212 2007-08-30 Jakub Jelinek <jakub@redhat.com>
214 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
215 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
216 SImode and update m. Don't run gen_lowpart_common on arbitrary
217 memory address, force it to register first.
220 * dce.c (dce_process_block): Don't delete setters of
221 artificially used registers.
223 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
225 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
226 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
227 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
229 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
231 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
233 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
234 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
236 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
238 * system.h: Activate -Wcast-qual as warning-only.
240 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
243 * config/rs6000/rs6000.c (compare_section_name): New function.
244 (rs6000_elf_in_small_data_p): Compare section prefixes instead
247 2007-08-29 Olivier Hainque <hainque@adacore.com>
249 * xcoffout.c: #include debug.h.
250 * Makefile.in (xcoffout.o): Add debug.h dependency.
252 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
254 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
255 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
257 2007-08-29 Richard Guenther <rguenther@suse.de>
259 * tree-pretty-print.c (dump_generic_node): Print
260 label DECL_UID as D.%u.
261 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
263 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
265 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
266 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
268 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
271 * tree.c (build_type_attribute_qual_variant): Set canonical types
272 on the final, unqualified attribute variant before building the
275 2007-08-29 Jie Zhang <jie.zhang@analog.com>
277 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
278 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
280 2007-08-29 Jie Zhang <jie.zhang@analog.com>
283 2007-08-29 Jie Zhang <jie.zhang@analog.com>
284 * config/bfin/bfin.md (composev2hi): Put operands into vector
287 2007-08-29 Jie Zhang <jie.zhang@analog.com>
289 * config/bfin/bfin.md (composev2hi): Put operands into vector
292 2007-08-29 Jie Zhang <jie.zhang@analog.com>
294 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
295 attribute when appropriate.
296 (bfin_handle_l1_text_attribute): New.
297 (bfin_handle_l1_data_attribute): New.
298 (bfin_attribute_table): Add attributes: l1_text, l1_data,
299 l1_data_A and l1_data_B.
300 * doc/extend.texi (node Function Attributes): Document l1_text
302 (Variable Attributes): Add Blackfin subsection. Document l1_data,
303 l1_data_A and l1_data_B variable attributes.
305 2007-08-28 Jie Zhang <jie.zhang@analog.com>
307 * config/bfin/bfin.opt (minline-plt): Add.
308 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
309 call to global functions.
310 * doc/invoke.texi (Option Summary): Mention -minline-plt.
311 (Blackfin Options): Document -minline-plt.
313 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
315 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
316 given a non-function.
317 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
319 2007-08-28 DJ Delorie <dj@redhat.com>
321 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
323 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
325 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
327 2007-08-28 Richard Guenther <rguenther@suse.de>
329 * tree.h (struct tree_function_decl): Increase size of
330 function_code bitfield.
332 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
333 Kazu Hirata <kazu@codesourcery.com>
335 * gcc/config/m68k/linux.h
336 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
337 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
338 (m68k_return_in_memory): New.
339 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
342 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
345 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
346 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
347 operand) when top VEC_SELECT extracts scalar element.
348 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
349 (*vec_extract_v4sf_mem): Ditto.
351 2007-08-28 Jakub Jelinek <jakub@redhat.com>
354 * passes.c (init_optimization_passes): Move pass_df_finish
355 after pass_postreload sublist.
357 PR rtl-optimization/33148
358 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
359 (neg (lt X 0)) if X has scalar int mode.
362 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
363 initializer, use build_vector_from_ctor if possible to create
364 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
365 even after this, return NULL.
367 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
369 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
371 2007-08-28 Richard Guenther <rguenther@suse.de>
373 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
374 (struct tree_function_decl): Make function_code a bitfield.
375 Add disregard_inline_limits flag.
376 * cgraphunit.c (cgraph_process_new_functions): Check
377 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
378 (cgraph_preserve_function_body_p): Likewise.
379 * ipa-inline.c (compute_inline_parameters): Likewise.
380 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
381 for GNU C extern inline functions.
382 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
383 * tree-inline.c (disregard_inline_limits_p): Remove.
384 * tree-inline.h (disregard_inline_limits_p): Likewise.
385 * c-common.c (handle_always_inline_attribute): Set
386 DECL_DISREGARD_INLINE_LIMITS.
387 * langhooks.c (add_builtin_function): Verify the function code
388 fits in the bitfield.
390 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
391 Vladimir Yanovsky <yanov@il.ibm.com>
392 Revital Eres <eres@il.ibm.com>
393 Andrey Belevantsev <abel@ispras.ru>
395 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
397 * modulo-sched.c: Add documentation regarding do-loop.
398 (doloop_register_get): Change number of arguments to support
399 the new do-loop pattern and check whether COUNT_REG has no other
400 occurences in the loop besides in the control part.
401 (duplicate_insns_of_cycles): Do not duplicate the insn which
402 changes count_reg as it is already adjusted.
403 (generate_prolog_epilog): New argument to support the new
404 do-loop pattern. Change the subtract instruction to use
405 expand_simple_binop. Call duplicate_insns_of_cycles with new
407 (sms_schedule): Call doloop_register_get and
408 generate_prolog_epilog with new argument. Do not handle loops
409 with single sets insns with subreg in their lhs.
410 * loop-doloop.c (doloop_optimize): Support for another do-loop
412 (doloop_condition_get): Gets an instruction instead of a pattern
413 and change the return condition when the do-loop pattern is
415 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
416 deps when considering to not create edges.
418 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
420 * doc/extend.texi (gnu_inline funtion attribute): Document C++
423 2007-08-27 Jason Merrill <jason@redhat.com>
426 * gimplify.c (gimplify_modify_expr): Discard the assignment of
427 zero-sized types after calling gimplify_modify_expr_rhs.
429 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
431 * regclass.c (init_reg_autoinc): Fix typo.
433 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
435 Fix PR tree-optimization/33173
436 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
438 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
441 * config/i386/i386.h (VALID_DFP_MODE_P): New.
442 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
445 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
446 David Ung <davidu@mips.com>
447 Nigel Stephens <nigel@mips.com>
449 Separate target-specific initialization from general
450 back-end initialization.
452 * toplev.c (init_alignments): New, split out from...
453 (process_options): ...here.
454 (backend_init_target): New, split out from...
455 (backend_init): ...here.
456 (lang_dependent_init_target): New, split out from...
457 (lang_dependent_init): ...here.
458 (target_reinit): New.
459 * toplev.h (target_reinit): Declare.
460 * expr.c (init_expr_target): Renamed from init_expr_once, since it
461 now can be called more than once. Update comments.
462 * expr.h (init_expr_target): Likewise.
463 * alias.c (init_alias_target): Renamed from init_alias_once, since it
464 now can be called more than once. Explicitly zero
465 static_reg_base_value.
466 * emit-rtl.c (init_emit_regs): New, split out from...
467 (init_emit_once): Here.
468 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
469 non-const, so that changes from command-line arguments can overwrite
470 values provided by the static initializers.
471 (initial_call_really_used_regs): New, used similarly to the above.
472 (initial_reg_names): Likewise.
473 (last_mode_for_init_move_cost): Promoted function-local static to
474 file-scope static to make it accessible outside init_move_cost.
475 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
476 Do not initialize inv_reg_alloc_order yet, either. Do initialize
477 reg_names since it is needed for parsing command-line options.
478 (init_move_cost): Use last_mode_for_init_move_cost instead of
479 function-local static.
480 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
481 call_really_used_regs now. Reinitialize reg_names. Also
482 initialize inv_reg_alloc_order. Zero reg_class_subunion and
483 reg_class_superunion. Clear losing_caller_save_reg_set.
484 Preserve global registers if called more than once. Reset
485 move cost, may_move_in_cost, may_move_out_cost, and
486 last_mode_for_init_move_cost.
487 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
488 can now be invoked more than once. Update comments.
489 (init_regs): Update comments.
490 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
491 and initial_call_really_used_regs, instead of the non-initial
492 variables. This allows us to save the command-line register settings
493 after target reinitialization.
494 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
495 * rtl.h (init_emit_regs): Declare.
496 (init_reg_modes_target, init_alias_target): Renamed as described
498 * reload1.c (init_reload): Update comments.
499 * optabs.c (init_optabs): Likewise.
500 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
502 2007-08-26 Chao-ying Fu <fu@mips.com>
504 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
507 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
509 * alias.c (memory_modified_1, memory_modified_in_insn_p):
511 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
513 * bb-reorder.c (copy_bb_p): Likewise.
514 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
515 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
516 block_ends_with_condjump_p): Likewise.
517 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
518 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
519 block_ends_with_condjump_p): Likewise.
520 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
521 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
522 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
523 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
524 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
525 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
526 debug_true_const_tree instad of debug_true_tree.
527 * debug.c (do_nothing_debug_hooks): Likewise.
528 * debug.h (ignore_block, debug_true_const_tree): Constify.
529 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
530 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
531 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
532 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
533 dbx_reg_number, is_based_loc, field_type,
534 simple_type_align_in_bits, simple_decl_align_in_bits,
535 simple_type_size_in_bits, field_byte_offset, insert_float,
536 type_tag, member_declared_type, is_redundant_typedef,
537 secname_for_decl, is_inlined_entry_point): Likewise.
538 * emit-rtl.c (const_next_insn, const_previous_insn,
539 const_next_nonnote_insn, const_prev_nonnote_insn,
540 const_next_real_insn, const_prev_real_insn,
541 const_next_active_insn, const_prev_active_insn, const_next_label,
542 const_prev_label): Likewise.
543 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
545 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
546 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
547 sched_insn_is_legitimate_for_speculation_p): Likewise.
548 * jump.c (reversed_comparison_code_parts,
549 reversed_comparison_code, reversed_comparison, condjump_label):
551 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
552 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
554 * rtl.h (const_previous_insn, const_next_insn,
555 const_prev_nonnote_insn, const_next_nonnote_insn,
556 const_prev_real_insn, const_next_real_insn,
557 const_prev_active_insn, const_next_active_insn, const_prev_label,
558 const_next_label, modified_between_p, modified_in_p,
559 const_note_storeskeep_with_call_p, condjump_label,
560 reversed_comparison, reversed_comparison_code,
561 reversed_comparison_code_parts, memory_modified_in_insn_p,
562 stack_regs_mentioned): Likewise.
563 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
564 keep_with_call_p): Likewise.
565 * sched-deps.c (deps_may_trap_p, sched_get_condition,
566 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
567 sd_lists_size, sd_lists_empty_p): Likewise.
568 * sched-int.h (sched_insns_conditions_mutex_p,
569 haifa_classify_insn, no_real_insns_p,
570 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
571 sd_lists_size, sd_lists_empty_p): Likewise.
572 * sdbout.c (sdb_debug_hooks): Likewise.
573 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
574 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
575 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
577 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
578 tree_can_throw_internal): Likewise.
579 * tree-flow-inline.h (phi_nodes): Likewise.
580 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
581 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
582 * tree-gimple.c (const_get_call_expr_in): Likewise.
583 * tree-gimple.h (const_get_call_expr_in): Likewise.
584 * tree.c (const_lookup_attribute, attribute_list_equal,
585 attribute_list_contained): Likewise.
586 * tree.h (attribute_list_equal, attribute_list_contained,
587 const_lookup_attribute): Likewise.
588 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
590 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
592 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
593 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
595 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
598 * config/alpha/constraints.md: Delete "svn:mime-type" property
599 with svn propdel "svn:mime-type".
601 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
604 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
605 non NOTE insn doesn't cross basic block.
606 (noce_try_abs): Likewise.
607 (noce_process_if_block): Likewise.
609 2007-08-26 David Edelsohn <edelsohn@gnu.org>
612 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
613 operand without auto-inc-dec.
614 * config/rs6000/rs6000.md (floatsidf2_internal): Use
615 offsettable_mem_operand.
616 (floatunssidf2_internal): Same.
617 (fix_truncdfsi2_internal): Same.
618 (floatsidf_ppc64): Same.
619 (floatunssidf_ppc64): Same.
620 (fix_trunctfsi2_internal): Same.
622 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
625 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
626 pass defines needed for version.c.
628 2007-08-25 Joseph Myers <joseph@codesourcery.com>
630 * configure.ac (--debug-prefix-map check): Change assembler
631 version presumed to have feature to 2.18.
632 * configure: Regenerate.
634 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
636 * c-common.c (vector_types_convertible_p,
637 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
638 self_promoting_args_p): Constify.
639 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
640 c_promoting_integer_type_p, self_promoting_args_p,
641 anon_aggr_type_p, vector_types_convertible_p): Likewise.
642 * c-decl.c (anon_aggr_type_p): Likewise.
643 * * c-dump.c (dump_stmt): Likewise.
644 * c-objc-common.c (has_c_linkage): Likewise.
645 * c-tree.h (same_translation_unit_p): Likewise.
646 * c-typeck.c (null_pointer_constant_p,
647 tagged_types_tu_compatible_p, function_types_compatible_p,
648 type_lists_compatible_p, lvalue_or_else, lvalue_p,
649 comptypes_internal, struct tagged_tu_seen_cache,
650 same_translation_unit_p, alloc_tagged_tu_seen_cache,
651 c_size_in_bytes): Likewise.
652 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
653 hash_ptr, eq_ptr): Likewise.
654 * langhooks-def.h (lhd_decl_ok_for_sibcall,
655 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
656 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
657 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
659 * optabs.c (optab_for_tree_code): Likewise.
660 * optabs.h (optab_for_tree_code): Likewise.
661 * rtl.h (simplify_rtx): Likewise.
662 * simplify-rtx.c (simplify_rtx): Likewise.
663 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
664 dump_flag, dump_node): Likewise.
665 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
666 queue_and_dump_type, dump_flag): Likewise.
667 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
668 * tree-pass.h (dump_node): Likewise.
669 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
670 supportable_narrowing_operation): Likewise.
671 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
672 supportable_narrowing_operation): Likewise.
673 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
674 is_negative_overflow_infinity, is_positive_overflow_infinity,
675 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
676 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
677 update_value_range, add_equivalence, ssa_name_nonnegative_p,
678 ssa_name_nonzero_p, fp_predicate): Likewise.
679 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
680 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
681 ssa_name_nonnegative_p): Likewise.
683 2007-08-25 Hans Kester <hans.kester@ellips.nl>
685 * config.gcc : Add x86_64-elf target.
687 2007-08-25 Jakub Jelinek <jakub@redhat.com>
689 * expr.c (store_expr): Fix order of store_by_pieces arguments.
691 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
692 Nigel Stephens <nigel@mips.com>
696 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
697 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
698 * expr.c (SET_BY_PIECES_P): Define.
699 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
700 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
701 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
703 * expr.h (SET_RATIO): Define.
704 (can_store_by_pieces, store_by_pieces): Update prototypes.
705 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
706 can_store_by_pieces/store_by_pieces.
707 (expand_builtin_memcpy_args): Likewise.
708 (expand_builtin_strncpy): Likewise.
709 (expand_builtin_memset_args): Likewise. Also remove special case
710 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
711 decide what to do instead.
712 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
713 to can_store_by_pieces.
715 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
716 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
718 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
719 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
720 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
721 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
722 (STORE_BY_PIECES_P): Define.
724 2007-08-24 Tom Tromey <tromey@redhat.com>
726 * varpool.c (varpool_last_needed_node): Fix comment typo.
727 * c-decl.c (duplicate_decls): Fix comment typo.
728 (clone_underlying_type): Update comment.
730 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
732 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
733 alpha_in_small_data_p, alpha_split_complex_arg,
734 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
736 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
737 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
739 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
740 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
741 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
742 * config/darwin.c (darwin_binds_local_p): Likewise.
743 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
745 * config/i386/i386-protos.h (i386_pe_binds_local_p,
746 i386_pe_valid_dllimport_attribute_p): Likewise.
747 * config/i386/i386.c (ix86_function_regparm,
748 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
749 x86_can_output_mi_thunk, ix86_mangle_type,
750 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
751 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
752 i386_pe_binds_local_p): Likewise.
754 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
755 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
756 ia64_invalid_conversion, ia64_invalid_unary_op,
757 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
759 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
760 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
761 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
762 * config/mips/mips.c (mips_use_blocks_for_constant_p,
763 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
764 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
765 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
766 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
767 * config/pa/pa.c (pa_commutative_p): Likewise.
768 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
770 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
771 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
772 rs6000_use_blocks_for_constant_p,
773 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
774 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
775 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
776 * config/s390/s390.c (s390_mangle_type,
777 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
779 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
780 th_in_small_data_p): Likewise.
781 * config/sh/sh.c (sh_ms_bitfield_layout_p,
782 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
784 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
785 sparc_mangle_type): Likewise.
786 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
787 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
788 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
790 * hooks.c (hook_bool_mode_const_rtx_false,
791 hook_bool_mode_const_rtx_true,
792 hook_bool_const_tree_hwi_hwi_const_tree_false,
793 hook_bool_const_tree_hwi_hwi_const_tree_true,
794 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
795 hook_constcharptr_const_tree_null,
796 hook_constcharptr_const_rtx_null,
797 hook_constcharptr_const_tree_const_tree_null,
798 hook_constcharptr_int_const_tree_null,
799 hook_constcharptr_int_const_tree_const_tree_null): New.
800 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
801 hook_bool_tree_hwi_hwi_tree_false,
802 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
803 hook_int_tree_tree_1, hook_constcharptr_tree_null,
804 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
805 hook_constcharptr_int_tree_null,
806 hook_constcharptr_int_tree_tree_null): Delete.
807 (default_can_output_mi_thunk_no_vcall): Constify.
808 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
809 hook_bool_tree_hwi_hwi_tree_false,
810 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
811 hook_int_tree_tree_1, hook_constcharptr_tree_null,
812 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
813 hook_constcharptr_int_tree_null,
814 hook_constcharptr_int_tree_tree_null): Delete.
815 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
816 hook_bool_const_tree_hwi_hwi_const_tree_false,
817 hook_bool_const_tree_hwi_hwi_const_tree_true,
818 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
819 hook_constcharptr_const_tree_null,
820 hook_constcharptr_const_rtx_null,
821 hook_constcharptr_const_tree_const_tree_null,
822 hook_constcharptr_int_const_tree_null,
823 hook_constcharptr_int_const_tree_const_tree_null): New.
824 (default_can_output_mi_thunk_no_vcall): Constify.
825 * integrate.c (function_attribute_inlinable_p): Likewise.
826 * integrate.h (function_attribute_inlinable_p): Likewise.
827 * jump.c (rtx_renumbered_equal_p): Likewise.
828 * output.h (decl_readonly_section, categorize_decl_for_section,
829 default_use_anchors_for_symbol_p, default_binds_local_p,
830 default_binds_local_p_1): Likewise.
831 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
833 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
834 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
835 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
836 TARGET_COMP_TYPE_ATTRIBUTES,
837 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
838 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
839 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
840 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
841 TARGET_DWARF_CALLING_CONVENTION): Likewise.
842 * target.h (can_output_mi_thunk, needs_block_p,
843 first_cycle_multipass_dfa_lookahead_guard_spec,
844 vector_alignment_reachable, comp_type_attributes,
845 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
846 commutative_p, use_blocks_for_constant_p,
847 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
848 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
849 invalid_within_doloop, valid_dllimport_attribute_p,
850 split_complex_arg, invalid_arg_for_unprototyped_fn,
851 invalid_conversion, invalid_unary_op, invalid_binary_op):
853 * targhooks.c (default_invalid_within_doloop,
854 hook_invalid_arg_for_unprototyped_fn,
855 default_builtin_vector_alignment_reachable): Likewise.
856 (hook_bool_rtx_commutative_p): Delete.
857 (hook_bool_const_rtx_commutative_p): New.
858 * targhooks.h (default_invalid_within_doloop,
859 default_builtin_vector_alignment_reachable,
860 hook_invalid_arg_for_unprototyped_fn): Constify.
861 (hook_bool_rtx_commutative_p): Delete.
862 (hook_bool_const_rtx_commutative_p): New.
863 * varasm.c (bss_initializer_p, decl_default_tls_model,
864 categorize_decl_for_section, decl_readonly_section,
865 default_use_anchors_for_symbol_p, default_binds_local_p,
866 default_binds_local_p_1): Constify.
868 2007-08-24 Jie Zhang <jie.zhang@analog.com>
870 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
871 __NO_BUILTIN if -fno-builtin.
873 2007-08-24 Jie Zhang <jie.zhang@analog.com>
875 * config/bfin/bfin.c (print_operand): Report error instead of
876 ICE for wrong operand.
878 2007-08-24 Michael Matz <matz@suse.de>
880 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
882 2007-08-24 Richard Guenther <rguenther@suse.de>
885 * tree-ssa.c (useless_type_conversion_p): Split into a
886 recursive and a non-recursive part.
887 (useless_type_conversion_p_1): New function.
888 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
889 from maybe_fold_offset_to_reference is trivially convertible
890 to the desired type before doing the simplification.
892 2007-08-24 Jakub Jelinek <jakub@redhat.com>
894 * expr.c (store_expr): Optimize initialization of an array
896 * expr.h (builtin_strncpy_read_str): New prototype.
897 * builtins.c (builtin_strncpy_read_str): Remove prototype.
900 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
903 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
904 field when initializing if_info structure.
906 2007-08-24 Richard Guenther <rguenther@suse.de>
908 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
910 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
911 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
912 * tree-inline.c (inlinable_function_p): Fold in common parts of
913 the cannot_inline_tree_fn langhook.
914 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
915 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
916 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
917 cannot_inline_tree_fn langhook.
918 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
919 cannot_inline_tree_fn member.
921 2007-08-24 Richard Guenther <rguenther@suse.de>
923 * expr.c (get_inner_reference): Do computation of bitoffset
924 from offset in a way we can detect overflow reliably.
926 2007-08-24 Jie Zhang <jie.zhang@analog.com>
928 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
930 2007-08-24 Jie Zhang <jie.zhang@analog.com>
932 * config/bfin/bfin.opt (mfast-fp): Add.
933 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
934 libbffastfp override libgcc if -mfast-fp.
935 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
936 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
937 (Blackfin Options): Document -mfast-fp.
939 2007-08-24 Jakub Jelinek <jakub@redhat.com>
941 PR tree-optimization/32573
943 * tree-data-ref.c (initialize_data_dependence_relation): Clear
944 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
945 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
946 (build_classic_dist_vector): Return false rather than true if
947 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
948 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
949 returned false. Don't call save_dist_v before calling
950 build_classic_dist_vector_1.
951 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
952 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
953 DDR_DIR_VECTS vectors.
955 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
957 * configure.ac (leb128): Modify sed statement to work with any
958 binutils version string.
959 * configure: Regenerate
961 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
963 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
964 Wrap in RTX_CODE macro guard.
965 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
966 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
967 arm_mark_dllimport, arm_pe_encode_section_info,
968 arm_pe_unique_section): Use ISO-C function declarations.
969 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
970 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
971 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
973 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
974 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
976 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
978 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
979 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
980 (register_move_cost): Use ISO-C function declarations.
981 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
982 * config/score/score-protos.h (score_declare_object): Add
984 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
986 * final.c (profile_function): Avoid empty if-bodies.
989 * calls.c (must_pass_in_stack_var_size,
990 must_pass_in_stack_var_size_or_pad): Constify.
991 * config/alpha/alpha-protos.h (function_value): Likewise.
992 * config/alpha/alpha.c (alpha_return_in_memory,
993 alpha_pass_by_reference, function_value,
994 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
995 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
997 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
998 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
999 TARGET_PROMOTE_PROTOTYPES): Likewise.
1000 * config/arm/arm-protos.h (arm_return_in_memory,
1001 arm_pad_arg_upward, arm_function_value): Likewise.
1002 * config/arm/arm.c (arm_pass_by_reference,
1003 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
1004 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1005 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
1007 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
1008 * config/avr/avr-protos.h (avr_function_value): Likewise.
1009 * config/avr/avr.c (avr_return_in_memory,
1010 gas_output_limited_string, gas_output_ascii, avr_function_value,
1011 avr_return_in_memory): Likewise.
1012 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
1013 * config/bfin/bfin.c (bfin_pass_by_reference,
1014 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
1015 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
1017 * config/cris/cris.c (cris_pass_by_reference,
1018 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
1019 * config/crx/crx.c (crx_return_in_memory): Likewise.
1020 * config/darwin.c (function_base, machopic_function_base_name):
1022 * config/fr30/fr30.c (fr30_must_pass_in_stack,
1023 TARGET_PROMOTE_PROTOTYPES): Likewise.
1024 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
1025 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
1026 * config/i386/i386-protos.h (ix86_return_in_memory,
1027 ix86_sol10_return_in_memory): Likewise.
1028 * config/i386/i386.c (ix86_function_value,
1029 ix86_function_sseregparm, ix86_must_pass_in_stack,
1030 type_natural_mode, classify_argument, examine_argument,
1031 construct_container, ix86_pass_by_reference, function_value_32,
1032 function_value_64, ix86_function_value_1, return_in_memory_32,
1033 return_in_memory_64, return_in_memory_ms_64,
1034 ix86_return_in_memory, ix86_sol10_return_in_memory,
1035 TARGET_PROMOTE_PROTOTYPES): Likewise.
1036 * config/ia64/ia64-protos.h (ia64_function_value,
1037 ia64_hpux_function_arg_padding): Likewise.
1038 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
1039 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
1040 ia64_hpux_function_arg_padding): Likewise.
1041 * config/iq2000/iq2000-protos.h (function_arg,
1042 iq2000_function_value): Likewise.
1043 * config/iq2000/iq2000.c (iq2000_return_in_memory,
1044 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
1045 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1046 function_arg, iq2000_function_value): Likewise.
1047 * config/m32c/m32c-protos.h (m32c_function_value,
1048 m32c_promote_function_return): Likewise.
1049 * config/m32c/m32c.c (m32c_pass_by_reference,
1050 m32c_promote_prototypes, m32c_promote_function_return,
1051 m32c_function_value): Likewise.
1052 * config/m32r/m32r.c (m32r_return_in_memory,
1053 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
1054 m32r_in_small_data_p): Likewise.
1055 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
1057 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
1058 m68hc11_function_arg_padding): Likewise.
1059 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
1060 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
1061 m68k_function_value): Likewise.
1062 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
1063 mcore_function_value): Likewise.
1064 * config/mcore/mcore.c (handle_structs_in_regs,
1065 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
1066 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1067 mcore_num_arg_regs, mcore_function_value): Likewise.
1068 * config/mips/mips-protos.h (mips_pad_arg_upward,
1069 mips_function_value): Likewise.
1070 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
1071 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
1072 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1073 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
1074 mips_function_value): Likewise.
1075 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
1077 * config/mmix/mmix.c (mmix_pass_by_reference,
1078 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
1079 mmix_encode_section_info): Likewise.
1080 * config/mn10300/mn10300-protos.h (mn10300_function_value):
1082 * config/mn10300/mn10300.c (mn10300_return_in_memory,
1083 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
1084 mn10300_function_value): Likewise.
1085 * config/mt/mt-protos.h (mt_function_value): Likewise.
1086 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
1087 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
1088 * config/pa/pa-protos.h (function_arg_padding, function_value,
1089 pa_return_in_memory): Likewise.
1090 * config/pa/pa.c (pa_pass_by_reference,
1091 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1092 function_arg_padding, function_value, pa_return_in_memory):
1094 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
1095 * config/rs6000/rs6000-protos.h (rs6000_function_value,
1096 function_arg_padding): Likewise.
1097 * config/rs6000/rs6000.c (rs6000_return_in_memory,
1098 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
1099 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
1100 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1101 function_arg_padding, altivec_expand_dst_builtin,
1102 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
1103 altivec_init_builtins, rs6000_common_init_builtins,
1104 rs6000_function_value): Likewise.
1105 * s390/s390-protos.h (s390_function_value): Likewise.
1106 * config/s390/s390.c (s390_function_arg_size,
1107 s390_pass_by_reference, s390_return_in_memory,
1108 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
1109 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
1110 * config/score/score-protos.h (score_function_value): Likewise.
1111 * config/score/score.c (score_arg_partial_bytes,
1112 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1113 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
1114 score_pass_by_reference, score_add_offset, score_function_value):
1116 * config/sh/sh-protos.h (sh_attr_renesas_p,
1117 sh_promote_prototypes): Likewise.
1118 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
1119 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
1120 sh_attr_renesas_p): Likewise.
1121 * config/sparc/sparc-protos.h (function_value,
1122 function_arg_padding): Likewise.
1123 * config/sparc/sparc.c (sparc_promote_prototypes,
1124 sparc_return_in_memory, sparc_pass_by_reference,
1125 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1126 function_arg_record_value_2, function_arg_record_value_1,
1127 function_arg_record_value, function_arg_record_value,
1128 function_arg_padding, function_value): Likewise.
1129 * config/spu/spu-protos.h (spu_function_value): Likewise.
1130 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
1131 spu_function_value): Likewise.
1132 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
1134 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
1135 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
1136 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1138 * config/v850/v850.c (v850_return_in_memory,
1139 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
1140 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
1141 * config/xtensa/xtensa.c (xtensa_return_in_msb,
1142 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
1143 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1145 * explow.c (promote_mode, hard_function_value): Likewise.
1146 * expr.h (hard_function_value, promote_mode): Likewise.
1147 * function.c (aggregate_value_p): Likewise.
1148 * hooks.c (hook_bool_const_tree_true): New.
1149 * hooks.h (hook_bool_const_tree_true): New.
1150 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
1151 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1152 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1153 TARGET_RETURN_IN_MSB): Likewise.
1154 * target.h (promote_function_args, promote_function_return,
1155 promote_prototypes, return_in_memory, return_in_msb,
1156 pass_by_reference, must_pass_in_stack, callee_copies,
1157 function_value): Likewise.
1158 * targhooks.c (default_return_in_memory,
1159 hook_pass_by_reference_must_pass_in_stack,
1160 hook_callee_copies_named,
1161 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
1162 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
1163 default_function_value): Likewise.
1164 * targhooks.h (default_return_in_memory,
1165 hook_pass_by_reference_must_pass_in_stack,
1166 hook_callee_copies_named,
1167 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
1168 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
1169 default_function_value): Likewise.
1170 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
1171 (equiv_class_label_hash, equiv_class_label_eq): Constify.
1172 * tree-vectorizer.c (bb_in_loop_p): Likewise.
1173 * tree.c (needs_to_live_in_memory): Likewise.
1174 * tree.h (struct tree_type, needs_to_live_in_memory,
1175 aggregate_value_p, must_pass_in_stack_var_size,
1176 must_pass_in_stack_var_size_or_pad): Likewise.
1177 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
1178 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
1179 lookup_filename): Likewise.
1181 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
1184 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
1185 fake fcomi i387 instruction for !TARGET_CMOVE.
1186 (ix86_expand_branch): Expand natural sequence with one jump for
1187 all targets, not only TARGET_CMOVE.
1188 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
1189 pattern to implement fake fcomi sequence. Split instruction after
1190 reload to correct compare sequences.
1191 (*cmpfp_xf_cc): Ditto.
1192 (*cmpfp_<mode>_cc): Ditto.
1193 (*cmpfp_u_cc): Ditto.
1194 (*cmpfp_<mode>_cc): Ditto.
1196 2007-08-23 Richard Guenther <rguenther@suse.de>
1198 * tree-pretty-print.c (dump_generic_node): Annotate
1199 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
1201 2007-08-23 Richard Guenther <rguenther@suse.de>
1203 * builtins.c (expand_builtin_mathfn): Wrap argument in
1204 save_expr directly instead of re-building the call.
1205 (expand_builtin_mathfn_2): Likewise.
1206 (expand_builtin_mathfn_3): Likewise.
1207 (expand_builtin_interclass_mathfn): Likewise.
1208 (expand_builtin_int_roundingfn): Set arg.
1209 (expand_builtin_int_roundingfn_2): Likewise.
1211 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
1213 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
1214 *sse_nand<mode>3, *sse_xor<mode>3): New.
1216 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
1218 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
1219 * config/i386/i386.c (print_operand): Handle ';' code. Output
1220 semicolon for TARGET_MACHO.
1221 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
1222 emit semicolon after 'lock' prefix.
1223 (sync_double_compare_and_swap<mode>): Ditto.
1224 (*sync_double_compare_and_swapdi_pic): Ditto.
1225 (*sync_compare_and_swap_cc<mode>): Ditto.
1226 (sync_double_compare_and_swap_cc<mode>): Ditto.
1227 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1228 (sync_old_add<mode>): Ditto.
1229 (sync_add<mode>): Ditto.
1230 (sync_sub<mode>): Ditto.
1231 (sync_ior<mode>): Ditto.
1232 (sync_and<mode>): Ditto.
1233 (sync_xor<mode>): Ditto.
1235 2007-08-22 Chao-ying Fu <fu@mips.com>
1237 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
1239 (copy_rtx): Handle CONST_FIXED.
1240 (rtx_equal_p): Likewise.
1241 * rtl.h (fixed_value.h): New include.
1242 (rtx_def): Add a new field of fixed_value to u.
1243 (XCNMPFV): Define for accessing fixed_value.
1244 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
1246 * rtl.def (CONST_FIXED): New constant.
1247 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
1248 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
1249 US_ASHIFT): New codes.
1250 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
1251 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
1252 unsigned_fract_convert, unsigned_sat_fract): Document them.
1253 * varasm.c (assemble_integer): Extend to support fixed-point constants
1254 by using different machine classes.
1255 (decode_addr_const): Handle FIXED_CST.
1256 (const_hash_1): Likewise.
1257 (compare_constant): Likewise.
1258 (copy_constant): Likewise.
1259 (const_rtx_hash_1): Handle CONST_FIXED.
1260 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1261 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1263 (initializer_constant_valid_p): Handle FIXED_CST.
1264 (output_constant): Support FIXED_POINT_TYPE.
1265 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
1266 * cse.c (hash_rtx): Support CONST_FIXED.
1267 (exp_equiv_p): Likewise.
1268 (cannon_reg): Likewise.
1269 (fold_rtx): Likewise.
1270 (equiv_constant): Likewise.
1271 (cse_process_notes_1): Likewise.
1272 (count_reg_usage): Likewise.
1273 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
1274 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
1275 (wrap_constant): Check CONST_FIXED.
1276 (cselib_hash_rtx): Support CONST_FIXED.
1277 (cselib_subst_to_values): Likewise.
1278 * df-scan.c (df_uses_record): Likewise.
1279 * gcse.c (want_to_gcse_p): Likewise.
1280 (oprs_unchanged_p): Likewise.
1281 (oprs_not_set_p): Likewise.
1282 (compute_transp): Likewise.
1283 (extract_mentioned_regs_helper): Likewise.
1284 * genemit.c (gen_exp): Likewise.
1285 * local-alloc.c (equiv_init_varies_p): Likewise.
1286 (contains_replace_regs): Likewise.
1287 (memref_referenced_p): Likewise.
1288 * loop-invariant.c (check_maybe_invariant): Likewise.
1289 (hash_invariant_expr_1): Likewise.
1290 (invariant_expr_equal_p): Likewise.
1291 * postreload-gcse.c (oprs_unchanged_p): Likewise.
1292 * regclass.c (reg_scan_mark_refs): Likewise.
1293 * regrename.c (scan_rtx): Likewise.
1294 * resource.c (mark_referenced_resources): Likewise.
1295 (mark_set_resources): Likewise.
1296 * rtlanal.c (rtx_unstable_p): Likewise.
1297 (rtx_varies_p): Likewise.
1298 (count_occurrences): Likewise.
1299 (reg_mentioned_p): Likewise.
1300 (modified_between_p): Likewise.
1301 (modified_in_p): Likewise.
1302 (volatile_insn_p): Likewise.
1303 (volatile_refs_p): Likewise.
1304 (side_effects_p): Likewise.
1305 (may_trap_p_1): Likewise.
1306 (inequality_comparisons_p): Likewise.
1307 (computed_jump_p_1): Likewise.
1308 (commutative_operand_precedence): Likewise.
1309 * sched-deps.c (sched_analyze_2): Likewise.
1310 * sched-vis.c (print_value): Likewise.
1311 * reload.c (operands_match_p): Likewise.
1312 (subst_reg_equivs): Likewise.
1313 * reload1.c (eliminate_regs_1): Likewise.
1314 (elimination_effects): Likewise.
1315 (scan_paradoxical_subregs): Likewise.
1316 * alias.c (rtx_equal_for_memref_p): Likewise.
1317 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
1318 * emit-rtl.c (const_fixed_htab): New hash table.
1319 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
1321 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
1322 const_fixed_from_fixed_value): New functions.
1323 (verify_rtx_sharing): Handle CONST_FIXED.
1324 (copy_rtx_if_shared_1): Likewise.
1325 (reset_used_flags): Likewise.
1326 (set_used_flags): Likewise.
1327 (copy_insn_1): Likewise.
1328 (init_emit_once): Create const_fixed_htab.
1329 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
1331 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
1333 PR tree-optimization/32949
1334 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
1335 before failing for ivs with non-constant step.
1337 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
1339 * doc/md.texi (Iterators): Renamed from Macros. All contents
1340 changed to reflect rename of respectively define_code_macro and
1341 define_mode_macro to define_code_iterator and define_mode_iterator.
1342 (Mode Iterators, Code Iterators): Similar.
1343 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
1344 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
1345 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
1346 (initialize_iterators, find_iterator, check_code_iterator)
1347 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
1348 (read_mapping, read_rtx_1): Similar.
1349 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
1350 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
1351 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
1352 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
1353 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
1354 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
1355 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
1356 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
1357 config/rs6000/sync.md, config/rs6000/rs6000.md,
1358 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
1359 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
1360 config/vax/vax.md, config/bfin/bfin.md: Similar.
1362 2007-08-22 David Daney <ddaney@avtrex.com>
1364 * doc/install.texi (Testing): Mention testing on a simulator.
1366 2007-08-22 Janis Johnson <janis187@us.ibm.com>
1368 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
1370 * doc/libgcc.texi (Decimal float library routines): Fix formatting
1371 and rearrange floating point conversion functions into different
1374 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1376 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
1377 dfa_post_advance_cycle): New scheduler hooks.
1378 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1379 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
1381 (TARGET_SCHED): Use them.
1382 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1383 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
1384 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
1386 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
1387 function to facilitate debugging.
1388 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
1389 (output_insn_has_dfa_reservation_p): New static function to output
1390 insn_has_dfa_reservation_p ().
1391 (write_automata): Use it.
1392 * genattr.c (main): Output declaration for
1393 insn_has_dfa_reservation_p ().
1395 2007-08-22 Christian Bruel <christian.bruel@st.com>
1396 Richard Guenther <rguenther@suse.de>
1398 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
1399 * simplify_rtx (simplify_binary_operation_1): Likewise.
1401 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1403 PR rtl-optimization/32557
1404 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
1405 of REGNO (mws->mw_reg).
1407 2007-08-22 Richard Guenther <rguenther@suse.de>
1410 * builtins.c (expand_builtin_int_roundingfn): Replace call
1411 argument wrapped with SAVE_EXPR directly.
1412 (expand_builtin_int_roundingfn_2): Likewise.
1414 2007-08-22 Richard Guenther <rguenther@suse.de>
1416 * tree-inline.c (inlinable_function_p): Restore disregarding
1417 inline limits for GNU extern inline functions.
1419 2007-08-22 Richard Guenther <rguenther@suse.de>
1422 * tree.c (host_integerp): Treat sizetype as signed as it is
1425 2007-08-21 Ian Lance Taylor <iant@google.com>
1427 PR tree-optimization/33134
1428 * tree-vrp.c (adjust_range_with_scev): Call
1429 set_value_range_to_value.
1431 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1433 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
1436 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1438 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
1441 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
1443 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
1444 cases to set eight bytes at a time.
1445 (expand_block_move): Likewise.
1447 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1450 * dwarf2out.c (gen_decl_die): Don't call
1451 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
1453 2007-08-21 Paul Brook <paul@codesourcery.com>
1454 Nathan Sidwell <nathan@codesourcery.com>
1455 Mark Mitchell <mark@codesourcery.com>
1456 Joseph Myers <joseph@codesourcery.com>
1458 * configure.ac: Add --with-pkgversion and --with-bugurl.
1459 * configure: Regenerate.
1460 * doc/install.texi: Document them.
1461 * version.c (version_string): Remove VERSUFFIX.
1462 (VERSUFFIX): Remove.
1463 (pkgversion_string): New.
1464 (bug_report_url): Do not hard-code initializer.
1465 * version.h (pkgversion_string): Declare.
1466 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
1468 (version.o): Define PKGVERSION and BUGURL.
1469 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
1470 (%.pod): Define BUGURL.
1471 * gcc.c (process_command, main): Use pkgversion_string.
1472 * toplev.c (compile_file, print_version): Likewise.
1473 * protoize.c (main): Likewise.
1474 * gcov.c (print_version): Likewise. Update copyright date.
1475 * gcov-dump.c (print_version): Likewise. Update copyright date.
1476 * mips-tdump.c (main): Likewise. Update copyright date.
1477 * mips-tfile.c (main): Likewise. Update copyright date.
1478 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
1479 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
1480 shorten description.
1481 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
1482 * doc/gccint.texi: Likewise.
1483 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
1484 Update copyright date.
1486 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
1488 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
1489 (ix86_expand_strlensi_unroll_1): Ditto.
1490 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
1491 (ix86_expand_carry_flag_compare): Update comment.
1493 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1496 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
1497 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
1499 2007-08-21 Richard Guenther <rguenther@suse.de>
1501 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
1503 2007-08-21 Richard Guenther <rguenther@suse.de>
1506 * fold-const.c (fold_binary): Remove index +p PTR folding.
1507 Fix types of POINTER_PLUS_EXPR generated by folding of
1510 2007-08-20 Chao-ying Fu <fu@mips.com>
1512 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
1513 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
1514 RID_ONEWAY, so that it can be checked in declspecs_add_type.
1515 (c_common_fixed_point_type_for_size): Declare.
1516 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
1517 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
1518 (c_token_starts_declspecs): Likewise.
1519 (c_parser_declspecs): Likewise.
1520 (c_parser_attributes): Likewise.
1521 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
1522 (c_declspecs): Add saturating_p.
1523 * c-decl.c (build_null_declspecs): Initialize saturating_p.
1524 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
1525 _Sat. Handle RID_SAT.
1526 Avoid using void, bool, char, int, float, double, _Decimal32,
1527 _Decimal64, _Decimal128, and complex with _Sat.
1528 Handle RID_FRACT and RID_ACCUM.
1529 Make sure _Sat is used with _Fract or _Accum.
1530 (finish_declspecs): Handle cts_fract and cts_accum.
1531 * c-common.c (fixed-value.h): New include.
1532 (constant_expression_warning): Handle FIXED_CST.
1533 (overflow_warning): Likewise.
1534 (warnings_for_convert_and_check): Likewise.
1535 (c_common_fixed_point_type_for_size): New.
1536 (c_common_type_for_mode): Handle fixed-point modes to
1537 return various saturating/non-saturating, signed/unsigned types.
1538 (c_common_signed_or_unsigned_type): Support fixed-point types.
1539 (shorten_compare): Check fixed-point zero.
1540 Handle FIXED_POINT_TYPE.
1541 (c_common_truthvalue_conversion): Handle FIXED_CST.
1542 Handle FIXED_POINT_TYPE.
1543 (c_common_nodes_and_builtins): Record builtin types for fixed-point
1545 (handle_mode_attribute): Handle fixed-point modes. Need to check
1546 if the signness of base type and fixed-point modes are consistent.
1547 (handle_vector_size_attribute): Handle fixed-point modes.
1548 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
1549 (warn_for_div_by_zero): Check fixed-point zero.
1550 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
1551 a common fixed-point type based on fbit, ibit, sign, and saturation.
1552 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
1553 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
1554 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
1555 (convert_for_assignment): Support FIXED_POINT_TYPE.
1556 (digest_init): Handle FIXED_POINT_TYPE.
1557 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
1558 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1559 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
1560 GE_EXPR, LT_EXPR, GT_EXPR.
1561 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
1562 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
1563 * target.h (gcc_target): Add fixed_point_supported_p.
1564 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
1565 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
1566 (default_fixed_point_supported_p): Define.
1567 * targhooks.h (default_fixed_point_supported_p): Declare.
1568 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
1569 * doc/install.texi (Configuration): Add --enable-fixed-point.
1570 * configure.ac (--enable-fixed-point): New to enable fixed-point
1571 arithmetic extension to C. For mips targets, we enable it by default.
1572 * configure, config.in: Regenerate.
1574 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
1576 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
1578 2007-08-20 David Edelsohn <edelsohn@gnu.org>
1580 * dwarf2out.c (text_section_used): Move declaration outside ifdef
1581 DWARF2_DEBUGGING_INFO.
1582 (cold_text_section_used): Same.
1583 (cold_text_section): Same.
1585 2007-08-20 Richard Guenther <rguenther@suse.de>
1587 * c-typeck.c (convert_for_assignment): Use the type of
1588 the member for the initialization.
1590 2007-08-20 Richard Guenther <rguenther@suse.de>
1592 * c-objc-common.c (c_disregard_inline_limits): Remove.
1593 * c-objc-common.h (c_disregard_inline_limits): Likewise.
1594 * cgraphunit.c (cgraph_process_new_functions): Call
1595 disregard_inline_limits_p.
1596 (cgraph_preserve_function_body_p): Likewise.
1597 * ipa-inline.c (compute_inline_parameters): Likewise.
1598 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
1600 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
1601 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1602 disregard_inline_limits langhook.
1603 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
1605 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1606 disregard_inline_limits langhook.
1607 * tree-inline.c (disregard_inline_limits_p): New function.
1608 * tree-inline.h (disregard_inline_limits_p): Declare.
1610 2007-08-20 Richard Guenther <rguenther@suse.de>
1612 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
1613 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
1614 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1615 auto_var_in_fn_p langhook.
1616 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
1618 * tree.c (auto_var_in_fn_p): ... here.
1619 (find_var_from_fn): Call auto_var_in_fn_p directly.
1620 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1621 auto_var_in_fn_p langhook.
1622 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
1623 (copy_body_r): Likewise.
1624 (self_inlining_addr_expr): Likewise.
1625 * tree.h (auto_var_in_fn_p): Declare.
1627 2007-08-20 Richard Guenther <rguenther@suse.de>
1629 * tree.c (WALK_SUBTREE): Call walk_tree_1.
1630 (walk_type_fields): Take lh parameter.
1631 (walk_tree): Rename to ...
1632 (walk_tree_1): ... this. Do not call the walk_subtrees
1633 langhook but the now passed callback. Pass lh on recursion.
1634 (walk_tree_without_duplicates): Rename to ...
1635 (walk_tree_without_duplicates_1): ... this. Take lh parameter
1636 and call walk_tree_1.
1637 * tree.h (walk_tree_lh): New typedef.
1638 (walk_tree_1): Declare.
1639 (walk_tree_without_duplicates_1): Likewise.
1640 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
1641 (walk_tree_without_duplicates): New define to
1642 walk_tree_without_duplicates_1 with NULL lh parameter.
1643 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
1644 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
1646 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
1647 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
1648 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
1651 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1654 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
1655 code in front of the compacting of basic blocks.
1656 Move the folding of statements inbetween the cgraph checking
1657 and compacting of basic blocks.
1659 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1660 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1663 * config/alpha/alpha.c (va_list_skip_additions): Check for
1664 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
1665 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
1666 PLUS_EXPR when checking ap.__base.
1667 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
1668 when doing addition on pointer types. Use size_int instead of
1670 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
1671 ptr_type in the second operand.
1673 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1676 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
1678 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1681 * cfgexpand.c (expand_one_register_var): Mark pointer
1682 DECL_ARTIFICIAL as REG_POINTER also.
1683 * stmt.c (expand_decl): Likewise.
1685 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
1692 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
1693 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
1694 on_worklist argument and avoid adding things to worklist multiple
1696 (add_to_worklist): Ditto.
1697 (mark_aliases_call_clobbered): Mark entire structure clobbered if
1698 single SFT is clobbered.
1699 (set_initial_properties): Ditto.
1700 (compute_call_clobbered): Update for changes to function
1702 (create_overlap_variables_for): Always create SFT for offset 0.
1703 (create_structure_vars): Handle PHI's, since we are in SSA form at
1705 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
1706 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
1708 (add_vars_for_offset): Figure out aliases from access + points-to.
1709 (add_virtual_operand): Use add_vars-for_offset.
1710 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
1711 (add_call_clobber_ops): Remove makes_clobbering_call set.
1712 (get_expr_operands): Always pass through the INDIRECT_REF
1714 * tree-ssa-structalias.c (struct constraint_graph): Remove
1716 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
1717 address_taken, pt_used, number_incoming.
1718 (FIRST_ADDR_NODE): Removed.
1719 (merge_graph_nodes): Remove broken code for the moment.
1720 (init_graph): New function.
1721 (build_pred_graph): Remove code to init_graph.
1722 Add location equivalence support.
1723 (struct scc_info): Rename roots to deleted.
1725 (init_scc_info): Ditto
1726 (init_topo_info): Use graph->size.
1727 (compute_topo_order): Ditto.
1728 (do_da_constraint): Removed.
1729 (do_sd_constraint): Remove calls to find().
1730 set_union_with_increment should always get 0 as last arg here.
1731 (do_complex_constraint): Replace do_da_constraint with assert.
1733 (struct equiv_class_label): New.
1734 (pointer_equiv_class_table): Ditto.
1735 (location_equiv_class_table): Ditto.
1736 (equiv_class_label_hash): Ditto.
1737 (equiv_class_label_eq): Ditto
1738 (equiv_class_lookup): Ditto.
1739 (equiv_class_ladd): Ditto.
1740 (pointer_equiv_class): Ditto.
1741 (location_equiv_class): Ditto.
1742 (condense_visit): Rename and rewrite from label_visit to do only
1743 SCC related stuff for HU.
1744 (label_visit): Do HU work for HU.
1745 (perform_var_substitution): Update to do HU and location
1747 (free_var_substitution_info): Update to free HU and location
1748 equivalence structures. */
1749 (find_equivalent_node): Update for pointer but not location
1751 (unite_pointer_equivalences): New function.
1752 (move_complex_constraints): Rewrite to only do moving.
1753 (rewrite_constraints): Split out of move_complex_constraints.
1754 (solve_graph): Use graph->size.
1755 (process_constraint_1): Add from_call argument, use it.
1756 Split *a = &b into two constraints.
1757 (process_constraint): Use new process_constraint_1.
1758 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
1759 (get_constraint_for): Handle non-pointer integers properly.
1760 Remove code that used to handle structures.
1761 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
1762 with unknown addends.
1763 (handle_rhs_call): New function.
1764 (find_func_aliases): Use handle_rhs_call.
1765 (set_uids_in_ptset): Add an assert.
1766 (set_used_smts): Fix bug in not considering unified vars.
1767 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
1768 (compute_points_to_sets): Update for other function changes.
1769 (delete_points_to_sets): Ditto.
1770 (ipa_pta_execute): Ditto.
1771 (pass_ipa_pta): We need to update SSA after ipa_pta.
1773 2007-08-19 Jan Hubicka <jh@suse.cz>
1775 * i386.md: Replace "rim" and "mri" constraints by "g".
1777 2007-08-19 Joseph Myers <joseph@codesourcery.com>
1779 * dwarf2out.c (text_section_used, cold_text_section_used,
1780 cold_text_section, dwarf2out_note_section_used): New.
1781 (dwarf2out_init): Initialize cold_text_section.
1782 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
1783 dwarf2out_note_section_used.
1784 (size_of_aranges): Only count entry for text section if it was
1785 used. Count entry for cold text section if it was used.
1786 (output_aranges): Only output entries for text section and cold
1787 text section if they were used.
1789 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1791 * tree-pretty-print.c (debug_generic_expr): Add a comment about
1793 (debug_generic_stmt): Likewise.
1794 (debug_tree_chain): Likewise.
1796 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1798 * tree-data-refs.c (split_constant_offset): Expose.
1799 * tree-data-refs.h (split_constant_offset): Add declaration.
1801 * tree-vectorizer.h (dr_alignment_support): Renamed
1802 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
1803 Added a new value dr_explicit_realign.
1804 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
1805 dr_offset, dr_step, and dr_aligned_to, along with new access
1806 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
1807 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
1808 STMT_VINFO_DR_ALIGNED_TO.
1810 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
1812 In case of outer-loop vectorization with non-fixed misalignment - use
1813 the dr_explicit_realign scheme instead of the optimized realignment
1815 (new_stmt_vec_info): Initialize new fields.
1817 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
1818 'nested_in_vect_loop' case. Change verbosity level.
1819 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
1820 Don't fail on zero step in the outer-loop for loads.
1821 (vect_analyze_data_refs): Call split_constant_offset to calculate
1822 base, offset and init relative to the outer-loop.
1824 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
1825 BSI function argument with a new function argument - at_loop.
1826 Simplify the condition that determines STEP. Takes additional argument
1827 INV_P. Support outer-loop vectorization (handle the
1828 nested_in_vect_loop case), including zero step in the outer-loop. Call
1829 vect_create_addr_base_for_vector_ref with additional argument.
1830 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
1831 Updated function documentation. Handle the 'nested_in_vect_loop' case.
1832 Fixed and simplified calculation of step.
1833 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
1834 of bsi, and with additional argument. Call bump_vector_ptr with
1835 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
1836 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
1837 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
1838 when the realignment setup needs to take place inside the loop.
1839 Support the dr_explicit_realign scheme. Allow generating the optimized
1840 realignment scheme for outer-loop vectorization. Added documentation.
1841 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
1842 the 'nested_in_vect_loop' case, including loads that are invariant in
1843 the outer-loop and the realignment schemes. Handle the case when the
1844 realignment setup needs to take place inside the loop. Call
1845 vect_setup_realignment with additional arguments. Call
1846 vect_create_data_ref_ptr with additional argument and with loop instead
1847 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
1848 (vect_gen_niters_for_prolog_loop): Call
1849 vect_create_addr_base_for_vector_ref with additional arguments.
1850 (vect_create_cond_for_align_checks): Likewise.
1851 (bump_vector_ptr): Updated to support the new dr_explicit_realign
1852 scheme: takes additional argument bump; argument ptr_incr is now
1853 optional; updated documentation.
1854 (vect_init_vector): Takes additional argument (bsi). Use it, if
1855 available, to insert the vector initialization.
1856 (get_initial_def_for_induction): Pass additional argument in call to
1858 (vect_get_vec_def_for_operand): Likewise.
1859 (vect_setup_realignment): Likewise.
1860 (vectorizable_load): Likewise.
1862 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1864 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
1865 as argument instead of struct loop.
1866 (nested_in_vect_loop_p): New function.
1867 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
1869 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
1870 from other phis in the loop.
1871 (destroy_loop_vec_info): Add additional argument to declaration.
1873 * tree-vectorizer.c (supportable_widening_operation): Also check if
1874 nested_in_vect_loop_p (don't allow changing the order in this case).
1875 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
1876 of struct loop. Call nested_in_vect_loop_p and don't require
1877 flag_unsafe_math_optimizations if it returns true.
1878 (new_stmt_vec_info): When setting def_type for phis differentiate
1879 loop-header phis from other phis.
1880 (bb_in_loop_p): New function.
1881 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
1882 just update their loop_vinfo. Order of BB traversal now matters -
1883 call dfs_enumerate_from with bb_in_loop_p.
1884 (destroy_loop_vec_info): Takes additional argument to control whether
1885 stmt_vinfo of the loop stmts should be destroyed as well.
1886 (vect_is_simple_reduction): Allow the "non-reduction" use of a
1887 reduction stmt to be defines by a non loop-header phi.
1888 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
1890 * tree-vect-transform.c (vectorizable_reduction): Call
1891 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
1892 (vectorizable_call): Likewise.
1893 (vectorizable_conversion): Likewise.
1894 (vectorizable_operation): Likewise.
1895 (vectorizable_type_promotion): Likewise.
1896 (vectorizable_type_demotion): Likewise.
1897 (vectorizable_store): Likewise.
1898 (vectorizable_live_operation): Likewise.
1899 (vectorizable_reduction): Likewise. Also pass loop_info to
1900 vect_is_simple_reduction instead of loop.
1901 (vect_init_vector): Call nested_in_vect_loop_p.
1902 (get_initial_def_for_reduction): Likewise.
1903 (vect_create_epilog_for_reduction): Likewise.
1904 (vect_init_vector): Check which loop to work with, in case there's an
1906 (get_initial_def_for_inducion): Extend to handle outer-loop
1907 vectorization. Fix indentation.
1908 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
1909 In the case vect_induction_def get the vector def from the induction
1910 phi node, instead of calling get_initial_def_for_inducion.
1911 (get_initial_def_for_reduction): Extend to handle outer-loop
1913 (vect_create_epilog_for_reduction): Extend to handle outer-loop
1915 (vect_transform_loop): Change assert to just skip this case. Add a
1917 (vect_finish_stmt_generation): Add a couple asserts.
1919 (vect_estimate_min_profitable_iters): Multiply
1920 cost of inner-loop stmts (in outer-loop vectorization) by estimated
1922 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
1923 this is an inner-loop reduction in outer-loop vectorization.
1925 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
1926 Same code as what used to be vect_analyze_scalar_cycles, only with
1927 additional argument loop, and loop_info passed to
1928 vect_is_simple_reduction instead of loop.
1929 (vect_analyze_scalar_cycles): Code factored out into
1930 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
1931 Updated documentation.
1932 (analyze_operations): Check for inner-loop loop-closed exit-phis during
1933 outer-loop vectorization that are live or not used in the outerloop,
1934 cause this requires special handling.
1935 (vect_enhance_data_refs_alignment): Don't consider versioning for
1937 (vect_analyze_data_refs): Check that there are no datarefs in the
1939 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
1940 and vect_used_in_outer_by_reduction cases.
1941 (process_use): Also consider the case of outer-loop stmt defining an
1942 inner-loop stmt and vice versa.
1943 (vect_analyze_loop_1): New function.
1944 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
1945 loops. Call vect_analyze_loop_1.
1946 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
1947 been vectorized. Call destroy_loop_vec_info with additional argument.
1949 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
1950 in the inner-loop when doing outer-loop vectorization. Add
1951 documentation and printout.
1952 (vect_recog_dot_prod_pattern): Likewise. Also add check for
1953 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
1955 2007-08-18 Andrew Pinski <pinskia@gmail.com>
1957 * tree-affine.h (print_aff): New prototype.
1958 (debug_aff): Likewise.
1959 * tree-affine.c (print_aff): New function.
1960 (debug_aff): Likewise.
1962 2007-08-18 Paul Brook <paul@codesourcery.com>
1963 Joseph Myers <joseph@codesourcery.com>
1965 * common.opt (-fdebug-prefix-map=): New option.
1966 * opts.c: Include debug.h.
1967 (common_handle_option): Handle -fdebug-prefix-map.
1968 * final.c: Include ggc.h.
1969 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
1970 remap_debug_filename): New.
1971 * Makefile.in (final.o, opts.o): Update dependencies.
1972 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
1973 * configure.ac: Check for assembler --debug-prefix-map support.
1974 * configure, config.in: Regenerate.
1975 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
1976 (ASM_DEBUG_SPEC): Include ASM_MAP.
1977 * doc/install.texi (--with-debug-prefix-map): Document.
1978 * doc/invoke.texi (-fdebug-prefix-map): Document.
1979 * dbxout.c (dbxout_init, dbxout_start_source_file,
1980 dbxout_source_file): Call remap_debug_filename.
1981 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
1982 dwarf2out_start_source_file, dwarf2out_finish): Call
1983 remap_debug_filename.
1984 (file_table_relative_p): Do not check d->emitted_number.
1985 * toplev.c (output_file_directive): Call remap_debug_filename.
1986 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
1987 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
1989 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1991 * loop-invariant.c (find_invariants_to_move): Add missing macro
1994 2007-08-17 Tom Tromey <tromey@redhat.com>
1996 * tree.h (struct tree_label_decl): Removed old "java" fields.
1998 2007-08-17 Richard Sandiford <richard@codesourcery.com>
1999 Nigel Stephens <nigel@mips.com>
2001 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
2002 Treat -mno-data-in-code and -mcode-xonly as aliases for
2003 -mcode-readable=no and -mcode-readable=pcrel respectively.
2004 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
2005 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
2006 (MULTILIB_DIRNAMES): Update accordingly.
2008 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
2010 * Makefile.in (version.o): Depend on $(REVISION) only if
2011 REVISION_s is defined.
2013 2007-08-17 Sa Liu <saliu@de.ibm.com>
2014 Ulrich Weigand <uweigand@de.ibm.com>
2017 * tree.c (reconstruct_complex_type): For a pointer to a vector,
2018 use build_qualified_type to retain qualifiers of the base type.
2020 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
2022 * config/score/score.md : Update pattern tablejump.
2023 * config/score/score.c : Update score_initialize_trampoline
2025 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
2026 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
2027 * doc/contrib.texi: Add my entry.
2029 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
2031 * Makefile.in (REVISION): New.
2034 (version.o): Also depend on $(REVISION). Add
2035 -DREVISION=$(REVISION_s).
2037 * version.c (version_string): Add REVISION.
2039 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
2041 * tree-eh.c (lower_try_finally_onedest): Reset the locus
2042 of GOTO that's relocated to a different block.
2044 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2046 * c-common.c (const_strip_array_types): New.
2047 * c-common.h (lang_missing_noreturn_ok_p): Delete.
2048 (const_strip_array_types): New.
2049 * c-objc-common.c (c_disregard_inline_limits,
2050 c_warn_unused_global_decl): Constify.
2051 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
2052 c_vla_type_p, c_incomplete_type_error): Likewise.
2053 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
2054 * hooks.c (hook_bool_const_tree_false): New.
2055 * hooks.h (hook_bool_const_tree_false): Likewise.
2056 * langhooks-def.h (lhd_warn_unused_global_decl,
2057 lhd_incomplete_type_error, lhd_expr_size,
2058 lhd_tree_inlining_disregard_inline_limits,
2059 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
2060 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
2061 * langhooks.c (lhd_warn_unused_global_decl,
2062 lhd_incomplete_type_error,
2063 lhd_tree_inlining_disregard_inline_limits,
2064 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
2065 lhd_expr_size): Likewise.
2066 * langhooks.h (lang_hooks_for_tree_inlining,
2067 lang_hooks_for_tree_dump, lang_hooks_for_types,
2068 lang_hooks_for_decls, lang_hooks): Likewise.
2069 * pointer-set.c (pointer_set_t, pointer_set_create,
2070 pointer_set_contains, insert_aux, pointer_set_insert,
2071 pointer_set_traverse, pointer_map_t, pointer_map_create,
2072 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
2074 * pointer-set.h (pointer_set_contains, pointer_set_insert,
2075 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
2076 pointer_map_traverse): Likewise.
2077 * predict.c (assert_is_empty): Likewise.
2078 * tree-affine.c (free_name_expansion): Likewise.
2079 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
2080 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
2081 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
2083 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
2085 * tree-vectorizer.c (new_loop_vec_info): Initialize new
2087 (destroy_loop_vec_info): Add call to VEC_free.
2088 * tree-vectorizer.h (may_alias_ddrs): Define.
2089 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
2090 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
2091 Change reporting to dump.
2092 (vect_is_duplicate_ddr): New.
2093 (vect_mark_for_runtime_alias_test): New.
2094 (vect_analyze_data_ref_dependences) Add call to
2095 vect_mark_for_runtime_alias_test.
2096 (vect_enhance_data_refs_alignment): Define local variable
2097 vect_versioning_for_alias_required, don't perform
2098 peeling for alignment if versioning for alias is
2100 (vect_enhance_data_refs_alignment): Use
2101 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
2102 PARAM_VECT_MAX_VERSION_CHECKS.
2103 * tree-vect-transform.c
2104 (vect_create_cond_for_alias_checks): New.
2105 (vect_transform_loop): Add call to
2106 vect_create_cond_for_alias_checks.
2107 (vect_vfa_segment_size): New.
2108 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
2110 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
2111 * gcc/doc/invoke.texi
2112 (vect-max-version-for-alignment-checks): Document.
2113 (vect-max-version-for-alias-checks): Document.
2114 (vect-max-version-checks): Remove.
2116 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
2118 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
2119 the same line as the instruction for all asm dialects.
2120 (*rep_movsi): Ditto.
2121 (*rep_movsi_rex64): Ditto.
2122 (*rep_movqi): Ditto.
2123 (*rep_movqi_rex64): Ditto.
2124 (*rep_stosdi_rex64): Ditto.
2125 (*rep_stossi): Ditto.
2126 (*rep_stossi_rex64): Ditto.
2127 (*rep_stosqi): Ditto.
2128 (*rep_stosqi_rex64): Ditto.
2129 (*cmpstrnqi_nz_1): Ditto.
2130 (*cmpstrnqi_nz_rex_1): Ditto.
2131 (*cmpstrnqi_1): Ditto.
2132 (*cmpstrnqi_rex_1): Ditto.
2133 (*strlenqi_1): Ditto.
2134 (*strlenqi_rex_1): Ditto.
2135 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
2136 prefix on the same line as the instruction for all asm dialects.
2137 (sync_double_compare_and_swap<mode>): Ditto.
2138 (*sync_double_compare_and_swapdi_pic): Ditto.
2139 (*sync_compare_and_swap_cc<mode>): Ditto.
2140 (sync_double_compare_and_swap_cc<mode>): Ditto.
2141 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2142 (sync_old_add<mode>): Ditto.
2143 (sync_add<mode>): Ditto.
2144 (sync_sub<mode>): Ditto.
2145 (sync_ior<mode>): Ditto.
2146 (sync_and<mode>): Ditto.
2147 (sync_xor<mode>): Ditto.
2149 2007-08-16 Richard Sandiford <richard@codesourcery.com>
2152 * reload.c (find_reloads): Check that the memory returned by
2153 find_reloads_toplev was not the result of forcing a constant
2155 (find_reloads_toplev): Always use simplify_gen_subreg to get
2156 the subreg of a constant. If the result is also a constant,
2157 but not a legitimate one, force it into the constant pool
2158 and reload its address.
2160 2007-08-15 David Edelsohn <edelsohn@gnu.org>
2162 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
2165 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
2167 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
2168 directive for the current vector ABI.
2170 2007-08-15 Steve Ellcey <sje@cup.hp.com>
2173 * caller-save.c (reg_save_code): Set invalide status on restore code.
2175 2007-08-15 Diego Novillo <dnovillo@google.com>
2177 * tree-ssa-alias.c (compute_memory_partitions): Use
2178 alias_bitmap_obstack to allocate bitmaps.
2179 (reset_alias_info): Factor out of init_alias_info.
2180 Mark all name tags not associated to an SSA name for renaming.
2181 (init_alias_info): Call it.
2182 (create_name_tags): Tidy. Add comments.
2183 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
2185 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2187 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
2188 scheduler dependencies.
2190 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
2192 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
2194 (*iorsi_1_zext): Likewise.
2195 (*iorsi_1_zext_imm): Likewise.
2196 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
2197 with "rm"/"xm" constraint.
2198 (sse2_vmsqrtv2df2): Likewise.
2200 2007-08-15 Jakub Jelinek <jakub@redhat.com>
2203 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
2206 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
2208 * tree-pass.h (PROP_pta): Removed.
2209 (TODO_rebuild_alias): New.
2210 (pass_may_alias): Removed.
2211 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
2212 aliasing if we changed something.
2213 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
2215 (pass_may_alias): Removed.
2216 (create_structure_vars): Return TODO_rebuild_alias.
2217 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
2218 * tree-sra.c (tree_sra): Only rebuild aliasing if something
2220 (tree_sra_early): We never affect aliasing right now.
2221 * tree-flow.h (compute_may_aliases): New prototype.
2222 * passes.c: Remove pass_may_alias from the passes.
2223 (execute_function_todo): Support TODO_rebuild_alias.
2225 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
2227 * i386.c: (legitimize_address): Move dllimported variable check
2228 infront of legitimizing pic address of CONST symbols.
2230 2007-08-14 Steve Ellcey <sje@cup.hp.com>
2232 PR tree-optimization/32941
2233 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
2234 (goto_queue_cmp): Remove.
2235 (find_goto_replacement): Change search method.
2236 (maybe_record_in_goto_queue): Add assert.
2237 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
2238 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
2240 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2242 * alias.c (component_uses_parent_alias_set): Constify.
2243 * alias.h (component_uses_parent_alias_set): Likewise.
2244 * cfgrtl.c (print_rtl_with_bb): Likewise.
2245 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
2246 mpz_get_double_int): Likewise.
2247 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
2248 mpz_get_double_int): Likewise.
2249 * expr.c (is_aligning_offset, undefined_operand_subword_p,
2250 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
2252 * expr.h (safe_from_p): Likewise.
2253 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
2255 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
2256 zero_sized_type, goa_lhs_expr_p): Likewise.
2257 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
2258 * rtl.h (print_rtl_with_bb): Likewise.
2259 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
2260 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
2261 * tree-flow-inline.h (bb_stmt_list): Constify.
2262 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
2264 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
2265 const_first_stmt, const_last_stmt): New.
2266 (block_may_fallthru, empty_block_p): Constify.
2267 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
2268 EXPR_ONLY_BODY): New.
2269 (expr_first, expr_last, expr_only): Use macro for body.
2270 (const_expr_first, const_expr_last, const_expr_only): New.
2271 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
2272 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
2273 ctsi_prev, ctsi_stmt): New.
2274 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
2275 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
2276 * tree-ssa-loop-niter.c (loop_only_exit_p,
2277 derive_constant_upper_bound): Likewise.
2278 * tree-ssa-phiopt.c (empty_block_p): Likewise.
2279 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
2280 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
2281 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
2282 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
2283 * tree.c (get_type_static_bounds): Likewise.
2284 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
2285 (get_type_static_bounds): Constify.
2287 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2290 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
2291 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
2292 (*<addsub><mode>3_cc_overflow): New.
2293 (*add<mode>3_cconly_overflow): New.
2294 (*sub<mode>3_cconly_overflow): New.
2295 (*<addsub>si3_zext_cc_overflow): New.
2296 * config/i386/predicates.md (fcmov_comparison_operator): Accept
2297 CCCmode for LTU, GTU, LEU and GEU.
2298 (ix86_comparison_operator): Likewise.
2299 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
2300 * config/i386/i386.c (put_condition_code): Support CCCmode.
2301 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
2302 or MINUS expressions.
2304 2007-08-14 Andrew Pinski <pinskia@gmail.com>
2307 * c-typeck.c (build_binary_op): Disallow vector float types with
2308 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
2310 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2312 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
2313 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
2314 (dep_def): New typedef.
2315 (init_dep_1, sd_debug_dep): Declare functions.
2316 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
2317 (debug_dep_links): Remove.
2318 (struct _deps_list): New field 'n_links'.
2319 (DEPS_LIST_N_LINKS): New macro.
2320 (FOR_EACH_DEP_LINK): Remove.
2321 (create_deps_list, free_deps_list, delete_deps_list): Remove
2323 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2324 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2325 (copy_deps_list_change_con, move_dep_link): Ditto.
2326 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
2327 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
2329 (INSN_BACK_DEPS): Remove.
2330 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
2332 (INSN_DEP_COUNT): Remove.
2333 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
2334 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
2335 Declare global variables.
2336 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
2337 (add_forw_dep, compute_forward_dependences): Remove declarations.
2338 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
2339 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2340 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
2342 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
2344 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
2345 (sd_list_types_def): New typedef.
2346 (sd_next_list): Declare function.
2347 (struct _sd_iterator): New type.
2348 (sd_iterator_def): New typedef.
2349 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
2351 (FOR_EACH_DEP): New cycle wrapper.
2352 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
2354 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
2355 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
2358 * sched-deps.c (init_dep_1): Make global.
2359 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
2361 (dump_dep): New static function.
2362 (dump_dep_flags): New static variable.
2363 (sd_debug_dep): New function.
2364 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
2366 (move_dep_link): Use remove_from_deps_list (), instead of
2368 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
2369 (dep_link_is_detached_p): New static function.
2370 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
2372 (dn_pool, dl_pool): New alloc_pools.
2373 (dn_pool_diff, dl_pool_diff): New static variables.
2374 (create_dep_node, delete_dep_node): New static function.
2375 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
2376 (deps_list_empty_p): Make it static. Use 'n_links' field.
2377 (deps_pools_are_empty_p): New static function.
2378 (alloc_deps_list, delete_deps_list): Remove.
2379 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
2380 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2381 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
2382 (forward_dependency_cache): Remove.
2383 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
2384 'back' from the names. Change signature to use dep_t instead of
2386 (add_back_dep): Ditto. Make global.
2387 (check_dep_status): Rename to check_dep ().
2388 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
2390 (sd_finish_insn): Ditto.
2391 (sd_find_dep_between_no_cache): New static function.
2392 (sd_find_dep_between): New function.
2393 (ask_dependency_caches, set_dependency_caches): New static functions.
2394 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
2395 (add_or_update_dep_1): Separate pieces of functionality into
2396 ask_dependency_caches (), update_dependency_caches (),
2397 change_spec_dep_to_hard (), update_dep ().
2398 (get_back_and_forw_lists): New static function.
2399 (sd_add_dep): Separate setting of dependency caches into
2400 set_dependency_caches ().
2401 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
2403 (sd_delete_dep): Ditto.
2404 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
2405 (dump_lists): New static function.
2406 (sd_debug_lists): New debug function.
2407 (delete_all_dependences, fixup_sched_groups): Update to use
2408 sd_* infrastructure.
2409 (sched_analyze_2): Create data-speculative dependency only if
2410 data-speculation is enabled.
2411 (sched_analyze_insn): If insn cannot be speculative, make all its
2412 dependencies non-speculative.
2413 (sched_analyze): Use sd_init_insn ().
2414 (add_forw_dep, compute_forward_dependencies): Remove.
2415 (delete_dep_nodes_in_back_deps): New static function.
2416 (sched_free_deps): New function.
2417 (init_dependency_caches): Init alloc_pools.
2418 (extend_depedency_caches): Update after removing of
2419 forward_dependency_cache.
2420 (free_dependency_caches): Ditto. Free alloc_pools.
2421 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
2422 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
2424 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2425 (add_dependence): Use init_dep ().
2426 (get_dep_weak_1): New static function.
2427 (get_dep_weak): Move logic to get_dep_weak_1 ().
2428 (dump_ds): New static function moved from haifa-sched.c:
2429 debug_spec_status ().
2430 (debug_ds): New debug function.
2431 (check_dep_status): Rename to check_dep (). Update to check whole
2434 * haifa-sched.c (spec_info): Make global.
2435 (added_recovery_block_p): Rename to
2436 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
2437 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
2438 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
2439 to use new interfaces.
2440 (ok_for_early_queue_removal): Ditto.
2441 (schedule_block): Initialize logical uids of insns emitted by the
2443 (sched_init): Initialize new variable.
2444 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2446 (extend_global): Initialize insn data.
2447 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
2448 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
2450 (add_to_speculative_block): Update to use new interfaces.
2451 (create_recovery_block): Set new variables.
2452 (create_check_block_twin, fix_recovery_deps): Update to use new
2454 (sched_insn_is_legitimate_for_speculation_p): New function.
2455 (speculate_insn): Move checking logic to
2456 sched_insn_is_legitimate_for_speculation_p ().
2457 (sched_remove_insn): Finalize sched-deps information of instruction.
2458 (clear_priorities, add_jump_dependencies): Update to use new
2460 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
2462 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
2463 to use new interfaces.
2464 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
2465 (new_ready): Try to use control speculation only if it is available.
2466 (add_branch_dependences): Update to use new interfaces.
2467 (compute_block_backward_dependences): Rename to
2468 compute_block_dependences (). Call
2469 targetm.sched.dependencies_evaluation_hook ().
2470 (free_block_dependencies): New static function.
2471 (debug_dependencies): Update to use new interfaces.
2472 (schedule_region): Remove separate computation of forward dependencies.
2473 Move call of targetm.sched.dependencies_evaluation_hook () to
2474 compute_block_dependences (). Free dependencies at the end of
2475 scheduling the region.
2477 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
2479 (add_deps_for_risky_insns): Ditto.
2480 (schedule_ebb): Remove separate computation of forward dependencies.
2481 Free dependencies at the end of scheduling the ebb.
2483 * ddg.c (create_ddg_dependence): Update to use new interfaces.
2484 (build_intra_loop_deps): Ditto. Remove separate computation of
2485 forward dependencies. Free sched-deps dependencies.
2487 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
2488 to use new interfaces.
2489 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
2491 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
2493 (is_costly_group): Ditto.
2495 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2497 * alias.c (rtx_equal_for_memref_p): Constify.
2498 * basic-block.h (const_edge, const_basic_block): New.
2499 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
2500 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
2501 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
2502 probably_never_executed_bb_p, edge_probability_reliable_p,
2503 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
2504 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
2506 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
2507 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
2509 * cfganal.c (flow_active_insn_p, forwarder_block_p,
2510 flow_nodes_print, dfs_enumerate_from): Likewise.
2511 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
2512 control_flow_insn_p, count_basic_blocks): Likewise.
2513 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
2514 get_loop_body_with_size, loop_exit_edge_p): Likewise.
2515 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
2516 average_num_loop_insns, loop_exit_edge_p,
2517 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
2518 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
2519 average_num_loop_insns, seq_cost): Likewise.
2520 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
2521 * dominance.c (dominated_by_p): Likewise.
2522 * emit-rtl.c (validate_subreg): Likewise.
2523 * except.c (can_throw_internal, can_throw_external): Likewise.
2524 * except.h (can_throw_internal, can_throw_external): Likewise.
2525 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
2526 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
2527 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
2528 simple_mem, store_ops_ok, load_kills_store, find_loads,
2529 store_killed_in_insn, store_killed_after, store_killed_before,
2530 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
2532 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
2533 noce_mem_write_may_trap_or_fault_p): Likewise.
2534 * pointer-set.c (pointer_set_contains, pointer_map_contains):
2536 * pointer-set.h (pointer_set_contains, pointer_map_contains):
2538 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
2539 probably_cold_bb_p, probably_never_executed_bb_p,
2540 edge_probability_reliable_p, br_prob_note_reliable_p,
2541 can_predict_insn_p): Likewise.
2542 * regclass.c (reg_set_to_hard_reg_set): Likewise.
2543 * resource.c (return_insn_p): Likewise.
2544 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
2546 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
2547 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
2548 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
2549 verify_gimple_modify_stmt): Likewise.
2550 * tree-chrec.c (is_not_constant_evolution,
2551 is_multivariate_chrec_rec, is_multivariate_chrec,
2552 chrec_contains_symbols, chrec_contains_undetermined,
2553 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
2554 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
2555 eq_evolutions_p, scev_direction): Likewise.
2556 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
2557 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
2558 chrec_contains_symbols_defined_in_loop,
2559 chrec_contains_undetermined, tree_contains_chrecs,
2560 evolution_function_is_affine_multivariate_p,
2561 evolution_function_is_univariate_p, chrec_zerop,
2562 evolution_function_is_constant_p, evolution_function_is_affine_p,
2563 evolution_function_is_affine_or_constant_p,
2564 tree_does_not_contain_chrecs, chrec_type): Likewise.
2565 * tree-data-ref.c (tree_fold_divides_p,
2566 object_address_invariant_in_loop_p, dr_may_alias_p,
2567 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
2568 same_access_functions, constant_access_functions,
2569 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
2571 * tree-flow.h (scev_direction): Likewise.
2572 * tree-gimple.c (is_gimple_stmt): Likewise.
2573 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
2575 * tree-pretty-print.c (op_prio): Likewise.
2576 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
2577 analyzable_condition, backedge_phi_arg_p): Likewise.
2578 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
2579 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
2580 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
2583 2007-08-13 Dan Hipschman <dsh@google.com>
2586 * c-format.c (check_format_arg): Move check for zero-length
2587 format strings below the check for unterminated strings.
2589 2007-08-13 Andrew Pinski <pinskia@gmail.com>
2592 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
2595 2007-08-13 Nick Clifton <nickc@redhat.com>
2597 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
2599 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2602 * c-format.c (gcc_gfc_length_specs): New array.
2603 (gcc_gfc_char_table): Add unsigned specifier, and references to
2604 the l length modifier.
2605 (format_types_orig): Use the new gcc_gfc_length_specs.
2607 2007-08-12 Sa Liu <saliu@de.ibm.com>
2609 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
2610 and with REG_RETVAL note after split.
2612 2007-08-11 David Daney <ddaney@avtrex.com>
2614 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
2615 as ATTRIBUTE_UNUSED.
2617 2007-08-11 David Edelsohn <edelsohn@gnu.org>
2618 Segher Boessenkool <segher@kernel.crashing.org>
2620 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
2621 HAVE_LOCAL_CPU_DETECT not defined.
2623 2007-08-11 Jan Hubicka <jh@suse.cz>
2625 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
2626 (cgraph_process_new_functions): Honor previous value of
2627 disregard_inline_limits.
2628 * ipa-inline.c (compute_inline_parameters): Likewise.
2630 2007-08-11 Ian Lance Taylor <iant@google.com>
2632 * alias.h (alias_set_type): Define new type.
2633 (ALIAS_SET_MEMORY_BARRIER): Use it.
2634 * rtl.h: Include alias.h.
2635 (struct mem_attrs): Use alias_set_type.
2636 * tree.h: Include alias.h
2637 (struct tree_type): Use alias_set_type.
2638 (struct tree_struct_field_tag): Likewise.
2639 (struct tree_decl_common): Likewise.
2640 * alias.c (struct alias_set_entry): Use alias_set_type.
2641 (get_alias_set_entry, alias_set_subset_of): Likewise.
2642 (alias_sets_conflict_p): Likewise.
2643 (alias_sets_must_conflict_p): Likewise.
2644 (objects_must_conflict_p): Likewise.
2645 (get_alias_set, new_alias_set): Likewise.
2646 (record_alias_subset, record_component_aliases): Likewise.
2647 (varargs_set, frame_set): Change to alias_set_type.
2648 (get_varargs_alias_set): Use alias_set_type.
2649 (get_frame_alias_set): Likewise.
2650 * builtins.c (setjmp_alias_set): Change to alias_set_type.
2651 * dse.c (struct store_info): Use alias_set_type.
2652 (struct read_info, struct clear_alias_mode_holder): Likewise.
2653 (clear_alias_set_lookup, canon_address): Likewise.
2654 (record_store, check_mem_read_rtx): Likewise.
2655 (dse_record_singleton_alias_set): Likewise.
2656 (dse_invalidate_singleton_alias_set): Likewise.
2657 * emit-rtl.c (get_mem_attrs): Likewise.
2658 (set_mem_attributes_minus_bitpos): Likewise.
2659 (set_mem_alias_set): Likewise.
2660 * expr.c (store_constructor_field, store_field): Likewise.
2661 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
2662 * langhooks.c (lhd_get_alias_set): Likewise.
2663 * langhooks-def.h (lhd_get_alias_set): Likewise.
2664 * reload1.c (alter_reg): Likewise.
2665 * tree-flow.h (struct fieldoff): Likewise.
2666 * tree-ssa-alias.c (struct alias_map_d): Likewise.
2667 (may_alias_p, get_smt_for, create_sft): Likewise.
2668 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
2669 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2670 (merge_smts_into): Likewise.
2671 * varasm.c (const_alias_set): Likewise.
2672 * c-common.c (strict_aliasing_warning): Likewise.
2673 (c_common_get_alias_set): Likewise.
2674 * dse.h (dse_record_singleton_alias_set): Update declaration.
2675 (dse_invalidate_singleton_alias_set): Likewise.
2676 * emit-rtl.h (set_mem_alias_set): Likewise.
2677 * c-common.h (c_common_get_alias_set): Likewise.
2678 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
2679 * print-tree.c (print_node): Likewise.
2680 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
2682 (alpha_setup_incoming_varargs): Use alias_set_type.
2683 * config/i386/i386.c (setup_incoming_varargs_64): Use
2685 (setup_incoming_varargs_ms_64): Likewise.
2686 (ix86_GOT_alias_set): Likewise.
2687 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
2688 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
2689 (set): Change to alias_set_type.
2690 (get_TOC_alias_set): Use alias_set_type.
2691 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
2693 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
2694 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
2696 (struct_value_alias_set): Likewise.
2697 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
2699 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2701 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
2702 * config/vxworks.h (TARGET_VXWORKS): Override.
2703 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
2704 "mips" if TARGET_VXWORKS.
2706 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2708 * calls.c (avoid_likely_spilled_reg): New function.
2709 (expand_call): Use it.
2711 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2713 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
2715 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
2717 * config/mips/predicates.md (const_call_insn_operand): Invoke
2718 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
2720 2007-08-10 David Edelsohn <edelsohn@gnu.org>
2723 * config/rs6000/driver-rs6000.c: Include link.h.
2724 Use ElfW instead of wordsize-specif typedef.
2726 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2728 * system.h (CONST_CAST): New.
2729 * c-decl.c (c_make_fname_decl): Use it.
2730 * c-lex.c (cb_ident, lex_string): Likewise.
2731 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2732 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2733 give_switch, set_multilib_dir): Likewise.
2734 * gengtype-parse.c (string_seq, typedef_name): Likewise.
2735 * passes.c (execute_one_pass): Likewise.
2736 * prefix.c (update_path): Likewise.
2737 * pretty-print.c (pp_base_destroy_prefix): Likewise.
2738 * tree.c (build_string): Likewise.
2740 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2742 * tree-flow-inline.h (is_exec_stmt): Remove.
2743 (is_label_stmt): Remove.
2744 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
2747 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
2749 * lower-subreg.c (resolve_shift_zext): Don't adjust
2750 src_reg_num for wordmode operands.
2752 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
2753 David Ung <davidu@mips.com>
2755 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
2756 (TARGET_SCHED_REORDER2): Define.
2757 (mips_maybe_swap_ready): New.
2758 (mips_last_74k_agen_insn): New.
2759 (mips_74k_agen_init): New.
2760 (mips_74k_agen_reorder): New function to group loads and stores
2762 (mips_sched_init): New.
2763 (mips_sched_reorder): Don't do initialization here. Call
2764 mips_74k_agen_reorder.
2765 (mips_variable_issue): Call mips_74k_agen_init.
2767 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2769 * tree-flow-inline.h (get_filename): Remove.
2771 2007-08-10 Richard Sandiford <richard@codesourcery.com>
2773 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
2775 (mips_fetch_insns): Delete in favor of...
2776 (mips_load_store_insns): ...this new function.
2777 * config/mips/mips.c (mips_address_insns): Add a boolean argument
2778 to say whether multiword moves _might_ be split.
2779 (mips_fetch_insns): Delete in favor of...
2780 (mips_load_store_insns): ...this new function.
2781 (mips_rtx_costs): Update the call to mips_address_insns.
2782 (mips_address_cost): Likewise.
2783 * config/mips/mips.md (length): Use mips_load_store_insns instead
2784 of mips_fetch_insns.
2785 * config/mips/constraints.md (R): Use mips_address_insns rather
2786 than mips_fetch_insns. Assume that the move never needs to be split.
2788 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2790 * config/mips/mips.opt (mhard-float, msoft-float): Make these
2791 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
2792 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
2793 * config/mips/mips.h (mips16_hard_float): Delete.
2794 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
2795 definitions, and replace with....
2796 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
2797 * config/mips/mips.c (mips16_hard_float): Delete. Replace
2798 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
2799 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
2800 (override_options): Replace MASK_SOFT_FLOAT references with
2801 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
2802 and mips16_hard_float when TARGET_MIPS16.
2804 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2807 * c-typeck.c (build_binary_op): Check for non pointer types before
2808 calling int_fits_type_p.
2810 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2813 * fold-const.c (omit_one_operand): Return only the ommitted expression
2814 if the result is an empty statement.
2815 (pedantic_omit_one_operand): Likewise.
2817 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
2819 * c-typeck.c (readonly_error): Improve error for assignment.
2821 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
2823 (pp_c_expression): Ditto.
2825 2007-08-09 Simon Baldwin <simonb@google.com>
2827 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
2828 break that was preventing simplify_associative_operation() for xor.
2830 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2831 Nigel Stephens <nigel@mips.com>
2833 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
2834 Document change in interpretation of value from boolean to
2836 * optabs.c (expand_ffs, expand_ctz): New functions to compute
2837 ffs and ctz using clz.
2838 (expand_unop): Call them.
2839 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
2841 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
2842 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
2843 enable the new ffs expansion on this target.
2845 2007-08-09 Jan Hubicka <jh@suse.cz>
2847 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
2848 (expand_ternary_op): Likewise.
2849 (expand_vec_shift_expr): Likewise.
2850 (expand_binop_directly): Likewise.
2851 (expand_binop): Likewise.
2852 (sign_expand_binop): Likewise.
2853 (expand_twoval_unop): Likewise.
2854 (expand_twoval_binop): Likewise.
2855 (expand_twoval_binop_libfunc): Likewise.
2856 (widen_clz): Likewise.
2857 (widen_bswap): Likewise.
2858 (expand_parity): Likewise.
2859 (expand_unop): Likewise.
2860 (expand_abs_nojump): Likewise.
2861 (expand_copysign): Likewise.
2862 (emit_no_conflict_block): Likewise.
2863 (emit_libcall_block): Likewise.
2864 (can_compare_p): Likewise.
2865 (prepare_cmp_insn): Likewise.
2866 (emit_cmp_and_jump_insn_1): Likewise.
2867 (prepare_float_lib_cmp): Likewise.
2868 (emit_conditional_add): Likewise.
2869 (gen_add2_insn): Likewise.
2870 (have_add2_insn): Likewise.
2871 (gen_sub2_insn): Likewise.
2872 (have_sub2_insn): Likewise.
2873 (can_extend_p): Likewise.
2874 (can_fix_p): Likewise.
2875 (can_float_p): Likewise.
2876 (expand_float): Likewise.
2877 (expand_fix): Likewise.
2878 (expand_sfix_optab): Likewise.
2879 (new_optab): Likewise.
2880 (new_convert_optab): Likewise.
2881 (init_libfuncs): Likewise.
2882 (init_interclass_conv_libfuncs): Likewise.
2883 (init_intraclass_conv_libfuncs): Likewise.
2884 (set_conv_libfunc): Likewise.
2885 (init_optabs): Likewise.
2886 (debug_optab_libfuncs): Likewise.
2887 (gen_cond_trap): Likewise.
2888 * optabs.h (optab_handler, convert_optab_hanlder): New.
2889 * genopinit.c: Update optabs generation table.
2890 * reload.c (find_reloads_address_1): Use optabs accestors.
2891 * builtins.c (expand_builtin_mathfn): Likewise.
2892 (expand_builtin_mathfn_2): Likewise.
2893 (expand_builtin_mathfn_3): Likewise.
2894 (expand_builtin_interclass_mathfn): Likewise.
2895 (expand_builtin_sincos): Likewise.
2896 (expand_builtin_cexpi): Likewise.
2897 (expand_builtin_powi): Likewise.
2898 (expand_builtin_strlen): Likewise.
2899 * dojump.c (do_jump): Likewise.
2900 * expr.c (convert_move): Likewise.
2901 (move_by_pieces): Likewise.
2902 (move_by_pieces_ninsns): Likewise.
2903 (can_store_by_pieces): Likewise.
2904 (store_by_pieces_1): Likewise.
2905 (emit_move_via_integer): Likewise.
2906 (emit_move_complex): Likewise.
2907 (emit_move_ccmode): Likewise.
2908 (emit_move_insn_1): Likewise.
2909 (emit_single_push_insn): Likewise.
2910 (store_constructor): Likewise.
2911 (expand_expr_real_1): Likewise.
2912 (do_store_flag): Likewise.
2913 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
2914 (enumerate_modes): Likewise.
2915 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2916 (supportable_widening_operation): Likewise.
2917 (supportable_narrowing_operation): Likewise.
2918 * expmed.c (store_bit_field_1): Likewise.
2919 (extract_bit_field_1): Likewise.
2920 (expand_mult_highpart_optab): Likewise.
2921 (expand_smod_pow2): Likewise.
2922 (expand_divmod): Likewise.
2923 (emit_store_flag): Likewise.
2924 * tree-vect-patterns.c
2925 (vect_pattern_recog_1): Likewise.
2926 * tree-ssa-loop-prefetch.c
2927 (nontemporal_store_p): Likewise.
2928 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
2929 (vect_create_epilog_for_reduction): Likewise.
2930 (vectorizable_reduction): Likewise.
2931 (vectorizable_operation): Likewise.
2932 (vect_strided_store_supported): Likewise.
2933 (vectorizable_store): Likewise.
2934 (vect_strided_load_supported): Likewise.
2935 (vectorizable_load): Likewise.
2936 * combine.c (simplify_comparison): Likewise.
2937 * tree-vect-generic.c
2938 (type_for_widest_vector_mode): Likewise.
2939 (expand_vector_operations_1): Likewise.
2940 * config/spu/spu.c (spu_expand_mov): Likewise.
2941 (spu_emit_vector_compare): Likewise.
2942 * config/rs6000/rs6000.c
2943 (rs6000_emit_vector_compare): Likewise.
2944 * stmt.c (add_case_node): Likewise.
2945 * reload1.c (gen_reload):
2947 2007-08-09 Michael Matz <matz@suse.de>
2949 * tree.h (fixed_zerop): Declare as taking a const_tree.
2950 * tree.c (fixed_zerop): Take a const_tree.
2952 2007-08-09 Ira Rosen <irar@il.ibm.com>
2954 * tree-vect-transform.c (vectorizable_store): Remove call to
2955 copy_virtual_operands() and call mark_symbols_for_renaming() for
2956 the created vector store.
2957 (vect_setup_realignment): Don't call copy_virtual_operands() and
2958 update_vuses_to_preheader().
2959 (vectorizable_load): Don't call copy_virtual_operands().
2960 (update_vuses_to_preheader): Remove.
2962 2007-08-08 Chao-ying Fu <fu@mips.com>
2964 * tree.def (FIXED_POINT_TYPE): New type.
2965 (FIXED_CST): New constant.
2966 (FIXED_CONVERT_EXPR): New expr.
2967 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
2968 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
2969 * tree.h (struct tree_base): Add saturating_flag.
2970 Remove one bit of spare for saturating_flag.
2971 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
2972 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
2973 FIXED_POINT_TYPE_P): Define.
2974 (TYPE_SATURATING): Define.
2975 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
2976 (struct tree_fixed_cst): New.
2977 (TYPE_IBIT, TYPE_FBIT): Define.
2978 (tree_node): Add fixed_cst.
2979 (enum tree_index): Add new enumeration values of
2980 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
2981 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
2982 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
2983 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
2984 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
2985 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
2986 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
2987 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
2988 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
2989 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
2990 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
2991 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
2992 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
2993 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
2994 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
2995 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
2996 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
2997 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
2998 (sat_short_fract_type_node, sat_fract_type_node,
2999 sat_long_fract_type_node, sat_long_long_fract_type_node,
3000 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
3001 sat_unsigned_long_fract_type_node,
3002 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
3003 fract_type_node, long_fract_type_node, long_long_fract_type_node,
3004 unsigned_short_fract_type_node, unsigned_fract_type_node,
3005 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
3006 sat_short_accum_type_node, sat_accum_type_node,
3007 sat_long_accum_type_node, sat_long_long_accum_type_node,
3008 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
3009 sat_unsigned_long_accum_type_node,
3010 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
3011 accum_type_node, long_accum_type_node, long_long_accum_type_node,
3012 unsigned_short_accum_type_node, unsigned_accum_type_node,
3013 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
3014 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
3015 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
3016 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
3017 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
3018 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
3019 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
3020 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
3021 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
3022 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
3023 sat_uda_type_node, sat_uta_type_node): New macro.
3024 (make_fract_type, make_accum_type): Declare.
3025 (make_signed_fract_type, make_unsigned_fract_type,
3026 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
3027 make_signed_accum_type, make_unsigned_accum_type,
3028 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
3029 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
3030 make_or_reuse_sat_signed_fract_type,
3031 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
3032 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
3033 make_or_reuse_sat_unsigned_accum_type): New macro.
3034 (fixed_zerop): Declare.
3035 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
3036 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3037 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3038 LONG_LONG_ACCUM_TYPE_SIZE): Define.
3039 * treestruct.def: Add TS_FIXED_CST.
3040 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
3042 (tree-dump.o): Likewise.
3043 (print-tree.o): Likewise.
3044 (tree-pretty-print.o): Likewise.
3045 (fold-const.o): Likewise.
3046 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
3047 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
3048 (is_gimple_min_invariant): Handle FIXED_CST.
3049 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
3050 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
3051 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3052 (layout_type): Handle FIXED_POINT_TYPE.
3053 (make_fract_type, make_accum_type): New functions.
3054 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
3055 * tree-dump.c (fixed-value.h): New include.
3056 (dump_fixed): New function.
3057 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
3058 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
3059 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
3060 * tree-pretty-print.c (fixed-value.h): New include.
3061 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
3063 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
3064 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
3065 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
3066 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
3067 for non-saturating fixed-point types.
3068 (reassociate_bb): Likewise.
3069 * emit-rtl.c (fixed-value.h): New include.
3070 (fconst0, fconst1): New array.
3071 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
3072 * tree-vect-generic.c expand_vector_operation): Support
3073 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
3075 (type_for_widest_vector_mode): Add one parameter for the
3077 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
3079 Pass the satp parameter to type_for_mode for fixed-point types.
3080 (expand_vector_operations_1): Pass the saturating flag to
3081 type_for_widest_vector_mode.
3082 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3083 and MODE_VECTOR_UACCUM.
3084 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
3085 (vectorizable_condition): Likewise.
3086 * tree.c (fixed-value.h): New include.
3087 (tree_code_size): Support FIXED_CST.
3088 (build_fixed): New function.
3089 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
3090 (fixed_zerop): New function.
3091 (tree_node_structure): Support FIXED_CST.
3092 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
3093 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
3094 (type_hash_eq): Handle FIXED_POINT_TYPE.
3095 (simple_cst_equal): Support FIXED_CST.
3096 (iterative_hash_expr): Handle FIXED_CST.
3097 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
3098 (get_narrower): Likewise.
3099 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
3100 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
3101 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
3102 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
3104 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
3105 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3106 (initializer_zerop): Support FIXED_CST.
3107 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
3108 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
3109 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
3110 (is_base_type): Handle FIXED_POINT_TYPE.
3111 (add_type_attribute): Handle FIXED_POINT_TYPE.
3112 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
3113 * print-tree.c (fixed-value.h): New include.
3114 (print_node_brief): Support FIXED_CST.
3115 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
3116 * c-pretty-print.c (fixed-value.h): New include.
3117 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
3118 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
3119 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
3120 Support fixed-point types for inner items in VECTOR_TYPE.
3121 (pp_c_direct_declarator): Likewise.
3122 (pp_c_declarator): Likewise.
3123 (pp_c_fixed_constant): New function.
3124 (pp_c_constant): Handle FIXED_CST.
3125 (pp_c_primary_expression): Likewise.
3126 (pp_c_expression): Likewise.
3127 * fold-const.c (fixed-value.h): New include.
3128 (negate_expr_p): Return true for FIXED_CST.
3129 (fold_negate_expr): Support FIXED_CST.
3130 (split_tree): Support FIXED_CST.
3131 (const_binop): Support FIXED_CST.
3132 (fold_convert_const_int_from_fixed): New function to convert from
3134 (fold_convert_const_real_from_fixed): New function to convert from
3136 (fold_convert_const_fixed_from_fixed): New function to convert from
3137 fixed to another fixed.
3138 (fold_convert_const_fixed_from_int): New function to convert from
3140 (fold_convert_const_fixed_from_real): New function to convert from
3142 (fold_convert_const): Support conversions from fixed to int, from
3143 fixed to real, from fixed to fixed, from int to fixed, and from real
3145 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
3146 (operand_equal_p): Support FIXED_CST.
3147 (make_range): For fixed-point modes, we need to pass the
3148 saturating flag as the 2nd parameter.
3149 (tree_swap_operands_p): Handle FIXED_CST.
3150 (fold_plusminus_mult_expr): For fract modes, we cannot generate
3152 (fold_unary): Support FIXED_CONVERT_EXPR.
3153 (fold_binary): Handle FIXED_CST.
3154 Make sure the type is not saturating, before associating operations.
3155 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
3156 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
3157 (fold_negate_const): Support FIXED_CST.
3158 (fold_relational_const): Support FIXED_CST.
3159 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
3160 (gimplify_expr): Handle FIXED_CST.
3161 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
3162 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
3163 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
3164 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
3165 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3166 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3167 LONG_LONG_ACCUM_TYPE_SIZE.
3168 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
3169 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
3170 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
3171 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
3172 MODE_ACCUM, and MODE_UACCUM.
3173 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
3174 fixed-point types to disable reduction.
3175 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
3177 2007-08-08 David Edelsohn <edelsohn@gnu.org>
3179 * config/rs6000/x-rs6000: New file.
3180 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
3181 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
3182 (EXTRA_SPEC_FUNCTIONS): Define.
3183 (HAVE_LOCAL_CPU_DETECT): Define.
3184 (CC1_CPU_SPEC): Define.
3185 * config/rs6000/driver-rs6000.c: New file.
3186 * config/rs6000/aix.h (CC1_SPEC): Define.
3187 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
3188 * config.host: Add x-rs6000 to host_xmake_file if host and target
3189 are rs6000 or powerpc.
3191 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3193 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
3195 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3196 Sandra Loosemore <sandra@codesourcery.com>
3197 Chao-ying Fu <fu@mips.com>
3198 Nigel Stephens <nigel@mips.com>
3199 David Ung <davidu@mips.com>
3201 * doc/invoke.texi (-mcode-readable): Document.
3202 * config/mips/mips.opt (mcode-readable): New option.
3203 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
3204 * config/mips/mips.h (mips_code_readable_setting): New enum.
3205 (mips_code_readable): Declare.
3206 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
3207 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
3208 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
3209 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
3210 boiler-plate comments.
3211 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
3212 * config/mips/mips.c (mips_code_readable): New variable.
3213 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
3214 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
3215 context and -mcode-readable setting to restrict the use of
3216 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
3217 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
3218 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
3219 (mips_blocks_for_constant_p): Only return false for
3220 TARGET_MIPS16_PCREL_LOADS.
3221 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
3222 for MIPS16. Handle SYMBOL_32_HIGH.
3223 (mips_const_insns): Allow HIGHs for MIPS16 too.
3224 (mips_unspec_address_offset): New function, split out from...
3225 (mips_unspec_address): ...here.
3226 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
3227 16-bit symbolic constants. Assert approropiate conditions for
3228 using the "la" and "dla" macros.
3229 (mips_handle_option): Handle -mcode-readable=.
3230 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
3231 Set up mips_lo_relocs[SYMBOL_32_HIGH].
3232 (mips_strip_unspec_address): New function, split out from...
3233 (print_operand_reloc): ...here.
3234 (print_operand): Pass constants through mips_strip_unspec_address.
3235 (print_operand_address): Likewise.
3236 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
3237 (mips_select_rtx_section): Remove MIPS16 handling.
3238 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
3239 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
3240 (mips16_lay_out_constants): Do nothing unless
3241 TARGET_MIPS16_PCREL_LOADS.
3242 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
3243 * config/mips/mips.md: Split HIGHs for MIPS16.
3244 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
3246 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3248 * config/mips/mips-protos.h (mips_emit_move): Declare.
3249 * config/mips/mips.c (mips_emit_move): New function.
3250 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
3251 (mips_legitimize_const_move): Likewise.
3252 (mips_legitimize_move): Likewise.
3253 (mips_split_64bit_move): Likewise.
3254 (mips_restore_gp): Likewise.
3255 (mips_load_call_address): Likewise.
3256 (mips_emit_fcc_reload): Likewise.
3257 (mips_set_return_address): Likewise.
3258 (mips_block_move_straight): Likewise.
3259 (mips_block_move_loop): Likewise.
3260 (mips_setup_incoming_varargs): Likewise.
3261 (mips_save_reg): Likewise.
3262 (mips_expand_prologue): Likewise.
3263 (mips_restore_reg): Likewise.
3264 (mips_expand_epilogue): Likewise.
3265 (mips_output_mi_thunk): Likewise.
3266 (build_mips16_call_stub): Likewise.
3267 (mips_builtin_branch_and_move): Likewise.
3268 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
3269 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3270 (fixuns_truncdfdi2): Likewise.
3271 (fixuns_truncsfsi2): Likewise.
3272 (fixuns_truncsfdi2): Likewise.
3273 (loadgp_absolute): Likewise.
3274 (builtin_setjmp_setup): Likewise.
3275 (builtin_longjmp): Likewise.
3276 (untyped_call): Likewise.
3278 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3280 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
3281 an "rtx *" argument. Return a bool.
3282 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
3283 values and return true if they can be split. Take the same kind of
3284 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
3285 and store the lo_sum there if nonnull. Use the symbol type to
3286 determine whether a $gp or HIGH is needed.
3287 (mips_legitimize_address): Update call to mips_split_symbol and
3288 simplify accordingly.
3289 (mips_legitimize_const_move): Likewise.
3290 * config/mips/mips.md: In the combine define_split,
3291 check mips_split_symbol instead of splittable_symbolic_operand.
3292 Update use of mips_split_symbol in the generator code.
3293 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
3295 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3297 * config/mips/mips.c (mips_symbolic_address_p): Delete.
3298 (mips_symbol_insns_1): New function, split out from...
3299 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
3300 and stores separately from load addresses.
3301 (mips_classify_address): Replace uses of mips_symbolic_address_p
3302 with uses of mips_symbol_insns.
3303 (mips_address_insns): Update calls to mips_symbol_insns.
3304 (mips_const_insns): Likewise.
3305 (mips_legitimize_address): Likewise.
3307 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3309 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
3310 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
3311 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
3312 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
3313 non-call contexts if TARGET_MIPS16.
3314 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
3315 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
3316 code for SYMBOL_ABSOLUTE.
3317 (mips_symbol_insns): Likewise.
3319 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3321 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
3322 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
3323 (mips_symbolic_constant_p): Likewise. Update the call to
3324 mips_classify_symbol.
3325 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
3326 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
3327 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
3328 (print_operand_reloc): Add a context argument. Update the call to
3329 mips_symbolic_constant_p.
3330 (print_operand): Update the calls to print_operand_reloc.
3331 (print_operand_address): Use print_operand_reloc rather than
3333 (mips_rewrite_small_data_p): Add a context argument. Update the call
3334 to mips_symbolic_constant_p.
3335 (mips_small_data_pattern_1): Make DATA the containing mem.
3336 Update the call to mips_rewrite_small_data_p.
3337 (mips_rewrite_small_data_1): Likewise.
3338 (mips_use_anchors_for_symbol_p): Update the call to
3339 mips_symbolic_constant_p.
3340 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3341 (splittable_symbolic_operand): Likewise.
3342 (move_operand): Likewise.
3343 (absolute_symbolic_operand): Likewise.
3344 (got_disp_operand): Likewise.
3345 (got_page_ofst_operand): Likewise.
3347 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3349 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
3350 (SYMBOL_ABSOLUTE): ...this.
3351 (SYMBOL_SMALL_DATA): Rename to...
3352 (SYMBOL_GP_RELATIVE): ...this.
3353 (SYMBOL_CONSTANT_POOL): Rename to...
3354 (SYMBOL_PC_RELATIVE): ...this.
3355 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
3356 (mips_symbolic_address_p, mips_symbol_insns, override_options)
3357 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
3358 after above changes.
3359 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3360 (general_symbolic_operand): Rename to...
3361 (absolute_symbolic_operand): ...this.
3362 * config/mips/mips.md: Update after above changes.
3364 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
3365 Revital Eres <eres@il.ibm.com>
3367 * ddg.c (print_ddg): Add dump information.
3368 * modulo-sched.c (print_node_sched_params): Add parameter and
3370 (calculate_maxii): Remove function.
3371 (undo_generate_reg_moves): Likewise.
3372 (undo_permute_partial_schedule): Likewise.
3373 (kernel_number_of_cycles): Likewise.
3374 (MAXII_FACTOR): New definition to calculate the upper bound of II.
3375 (sms_schedule): Use it. Remove profitability checks.
3376 (sms_schedule_by_order): Fix order of nodes within the cycle.
3378 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3380 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
3381 -profile option, add pie support.
3382 (ENDFILE_SPEC): New spec.
3383 * config/gnu.h (LIB_SPEC): Add -profile option.
3385 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3387 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
3388 * config/gnu.h (LIB_SPEC): Likewise.
3390 2007-08-07 Yaz Saito <saito@google.com>
3391 Ian Lance Taylor <iant@google.com>
3393 * common.opt (finstrument-functions-exclude-function-list): New
3395 (finstrument-functions-exclude-file-list): New option.
3396 * opts.c (char_p): Define and DEF_VEC.
3397 (flag_instrument_functions_exclude_functions): New static
3399 (flag_instrument_functions_exclude_files): New static variable.
3400 (add_instrument_functions_exclude_list): New static function.
3401 (flag_instrument_functions_exclude_p): New function.
3402 (common_handle_option): Handle new options.
3403 * flags.h (flag_instrument_functions_exclude_p): Declare.
3404 * gimplify.c (gimplify_function_tree): Call
3405 flag_instrument_functions_exclude_p.
3406 * doc/invoke.texi (Option Summary): Mention new options.
3407 (Code Gen Options): Document new options.
3409 2007-08-07 Ian Lance Taylor <iant@google.com>
3411 PR rtl-optimization/32776
3412 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
3413 (resolve_use): Likewise.
3414 (decompose_multiword_subregs): Remove "changed" local variable.
3416 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
3418 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
3419 * configure: Regenerate.
3420 * config.in: Regenerate.
3421 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
3424 2007-08-07 Ian Lance Taylor <iant@google.com>
3426 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
3427 note, just delete the insn.
3429 2007-08-07 Andreas Schwab <schwab@suse.de>
3432 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
3435 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
3437 * lower-subreg.c (resolve_subreg_use): Remove assertion.
3438 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
3439 (decompose_multiword_subregs): Use the functions above to decompose
3440 multiword shifts and zero-extends.
3442 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
3444 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
3445 "assemble" descriptions which were swapped.
3447 2007-08-06 Chao-ying Fu <fu@mips.com>
3449 * fixed-value.h: New file.
3450 * fixed-value.c: New file.
3451 * Makefile.in (OBJS-common): Add fixed-value.o.
3452 (fixed-value.o): New rule.
3453 (GTFILES): Add fixed-value.h.
3454 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
3455 to compare a.low and b.low.
3456 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
3458 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3459 Daniel Jacobowitz <dan@codesourcery.com>
3462 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
3464 (x86_64-*-netbsd*): Likewise.
3465 (x86_64-*-linux*): Likewise.
3466 (x86_64-*-kfreebsd*-gnu): Likewise.
3467 (x86_64-*-knetbsd*-gnu): Likewise.
3468 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
3470 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
3472 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
3473 Add -fno-asynchronous-unwind-tables.
3475 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
3476 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
3477 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
3478 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
3479 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
3481 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3483 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
3484 (TARGET_C_MODE_FOR_SUFFIX): New.
3486 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3488 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
3490 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3492 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
3494 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3496 * config/i386/i386.md: Check TARGET_ macros and optimize_size
3497 before checking function returns in conditional expressions.
3499 2007-08-06 Alfred Minarik <a.minarik@aon.at>
3502 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
3504 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3507 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
3508 for INTEGRAL_TYPE_P.
3510 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
3512 * configure.ac: Remove --enable-checking=df from default settings.
3513 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
3514 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
3515 if the parameter is true.
3516 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
3517 DF_VERIFY_SCHEDULED flag is true.
3518 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
3519 (df_finish_pass): Adjust prototype.
3520 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
3523 * see.c (pass_see): Add TODO_df_verify.
3524 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
3525 * global.c (rest_of_handle_global_alloc): Schedule verification
3527 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
3529 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
3530 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
3531 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
3533 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
3534 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
3535 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
3537 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
3538 Revital Eres <eres@il.ibm.com>
3540 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
3542 * ddg.c (create_ddg_dependence): Rename to...
3543 (create_ddg_dep_from_intra_loop_link): This. Do not check
3544 for interloop edges. Do not create anti dependence edge when
3545 a true dependence edge exists in the opposite direction and
3546 -fmodulo-sched-allow-regmoves is set.
3547 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
3548 (add_cross_iteration_register_deps): Create anti dependence edge
3549 when -fno-modulo-sched-allow-regmoves is set.
3550 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
3552 2007-08-04 Richard Sandiford <richard@codesourcery.com>
3554 * config/arm/arm.md (movsi): Add braces.
3556 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3559 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
3560 operands for the folding of "A - (A & B)" into "~B & A"; cast them
3563 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
3565 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
3566 state accessor functions.
3567 * cfgloopmanip.c (remove_path, create_preheaders,
3568 force_single_succ_latches, fix_loop_structure): Ditto.
3569 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3570 tree_duplicate_loop_to_header_edge): Ditto.
3571 * cfgloopanal.c (mark_irreducible_loops): Ditto.
3572 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
3574 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
3575 cleanup_tree_cfg): Ditto.
3576 * tree-cfg.c (tree_merge_blocks): Ditto.
3577 * cfgloop.c (rescan_loop_exit, record_loop_exits,
3578 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
3579 loop_preheader_edge, single_exit): Ditto.
3580 (flow_loops_find): Do not clear loops->state.
3581 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
3582 loops_state_clear): New functions.
3584 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3587 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3588 when adding to the base and convert ELT to sizetype instead of type.
3590 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3593 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
3594 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
3596 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3599 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
3600 correct type the negate expression.
3602 2007-08-03 Jan Hubicka <jh@suse.cz>
3604 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
3607 2007-08-03 David Edelsohn <edelsohn@gnu.org>
3609 * config/rs6000/rs6000.c (struct processor_cost): Change
3610 l1_cache_lines to l1_cache_size. Add l2_cache_size.
3611 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
3613 (rios1_costs, rios2_cost): Correct cache line size.
3614 (rs6000_override_options): Set l2-cache-size parameter.
3616 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3617 Diego Novillo <dnovillo@google.com>
3620 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
3621 if the range includes 0.
3623 2007-08-03 Ben Elliston <bje@au.ibm.com>
3625 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
3626 mode to unspec expressions to silence a warning from the generator
3629 2007-08-02 Steve Ellcey <sje@cup.hp.com>
3631 * config/ia64/constraints.md ("U"): Make constraint vector only.
3633 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3636 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
3637 always_inline attribute on the function decl.
3639 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3642 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
3643 if we are compiling with -fPIC.
3645 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
3646 Nigel Stephens <nigel@mips.com>
3648 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
3649 Define for MIPS32 and MIPS64.
3651 2007-08-02 Nick Clifton <nickc@redhat.com>
3653 * config/host-hpux.c: Change copyright header to refer to version
3654 3 of the GNU General Public License and to point readers at the
3655 COPYING3 file and the FSF's license web page.
3656 * config/alpha/predicates.md, config/alpha/vms-ld.c,
3657 config/alpha/linux.h, config/alpha/alpha.opt,
3658 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
3659 config/alpha/vms-unwind.h, config/alpha/ev4.md,
3660 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
3661 config/alpha/alpha.h, config/alpha/sync.md,
3662 config/alpha/openbsd.h, config/alpha/alpha.md,
3663 config/alpha/alpha-modes.def, config/alpha/ev5.md,
3664 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
3665 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
3666 config/alpha/constraints.md, config/alpha/osf.h,
3667 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
3668 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
3669 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
3670 config/frv/frv-asm.h, config/frv/frv-protos.h,
3671 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
3672 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
3673 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
3674 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
3675 config/s390/s390.opt, config/s390/s390-modes.def,
3676 config/s390/fixdfdi.h, config/s390/constraints.md,
3677 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
3678 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
3679 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
3680 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
3681 config/m32c/prologue.md, config/m32c/m32c.abi,
3682 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
3683 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
3684 config/m32c/t-m32c, config/m32c/m32c-modes.def,
3685 config/m32c/jump.md, config/m32c/shift.md,
3686 config/m32c/m32c-protos.h, config/libgloss.h,
3687 config/spu/spu-protos.h, config/spu/predicates.md,
3688 config/spu/spu-builtins.h, config/spu/spu.c,
3689 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
3690 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
3691 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
3692 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
3693 config/sparc/hypersparc.md, config/sparc/predicates.md,
3694 config/sparc/linux.h, config/sparc/sp64-elf.h,
3695 config/sparc/supersparc.md, config/sparc/cypress.md,
3696 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
3697 config/sparc/niagara.md, config/sparc/sparc.md,
3698 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
3699 config/sparc/sparc.opt, config/sparc/sync.md,
3700 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
3701 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
3702 config/sparc/sparc.c, config/sparc/little-endian.opt,
3703 config/sparc/sysv4-only.h, config/sparc/sparc.h,
3704 config/sparc/linux64.h, config/sparc/freebsd.h,
3705 config/sparc/sol2.h, config/sparc/rtemself.h,
3706 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
3707 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
3708 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
3709 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
3710 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
3711 config/m32r/linux.h, config/m32r/constraints.md,
3712 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
3713 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
3714 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
3715 config/i386/i386.md, config/i386/netware-crt0.c,
3716 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
3717 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
3718 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
3719 config/i386/sol2.h, config/i386/constraints.md,
3720 config/i386/netware-libgcc.c, config/i386/sysv5.h,
3721 config/i386/predicates.md, config/i386/geode.md,
3722 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
3723 config/i386/freebsd64.h, config/i386/vxworksae.h,
3724 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
3725 config/i386/rtemself.h, config/i386/netbsd-elf.h,
3726 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
3727 config/i386/netware.h, config/i386/i386-modes.def,
3728 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
3729 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
3730 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
3731 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
3732 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
3733 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
3734 config/i386/xm-mingw32.h, config/i386/linux64.h,
3735 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
3736 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
3737 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
3738 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
3739 config/i386/cygwin2.c, config/i386/i386-protos.h,
3740 config/i386/sync.md, config/i386/openbsd.h,
3741 config/i386/host-mingw32.c, config/i386/i386-aout.h,
3742 config/i386/nto.h, config/i386/biarch64.h,
3743 config/i386/i386-coff.h, config/i386/freebsd.h,
3744 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
3745 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
3746 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
3747 config/darwin-protos.h, config/linux.opt, config/sol2.c,
3748 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
3749 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
3750 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
3751 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
3752 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
3753 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
3754 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
3755 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
3756 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
3757 config/sh/superh64.h, config/sh/rtemself.h,
3758 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
3759 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
3760 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
3761 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
3762 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
3763 config/avr/predicates.md, config/avr/constraints.md,
3764 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
3765 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
3766 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
3767 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
3768 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
3769 config/c4x/c4x-modes.def, config/c4x/rtems.h,
3770 config/c4x/predicates.md, config/c4x/c4x.h,
3771 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
3772 config/xtensa/predicates.md, config/xtensa/xtensa.c,
3773 config/xtensa/linux.h, config/xtensa/xtensa.h,
3774 config/xtensa/elf.h, config/xtensa/xtensa.md,
3775 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
3776 config/xtensa/xtensa-protos.h, config/dbx.h,
3777 config/stormy16/predicates.md, config/stormy16/stormy16.md,
3778 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
3779 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
3780 config/host-solaris.c, config/fr30/fr30.h,
3781 config/fr30/predicates.md, config/fr30/fr30-protos.h,
3782 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
3783 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
3784 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
3785 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
3786 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
3787 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
3788 config/host-linux.c, config/interix3.h, config/cris/cris.c,
3789 config/cris/predicates.md, config/cris/linux.h,
3790 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
3791 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
3792 config/cris/aout.opt, config/cris/cris-protos.h,
3793 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
3794 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3795 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
3796 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
3797 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
3798 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
3799 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
3800 config/chorus.h, config/mn10300/mn10300.c,
3801 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
3802 config/mn10300/mn10300.h, config/mn10300/linux.h,
3803 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
3804 config/mn10300/mn10300.md, config/ia64/predicates.md,
3805 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
3806 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
3807 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
3808 config/ia64/freebsd.h, config/ia64/ia64.md,
3809 config/ia64/ia64-modes.def, config/ia64/constraints.md,
3810 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
3811 config/gofast.h, config/rtems.h, config/sol2-10.h,
3812 config/m68k/predicates.md, config/m68k/m68k.md,
3813 config/m68k/linux.h, config/m68k/m68k-modes.def,
3814 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
3815 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
3816 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
3817 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
3818 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
3819 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
3820 config/m68k/constraints.md, config/m68k/rtemself.h,
3821 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
3822 config/m68k/uclinux.h, config/rs6000/power4.md,
3823 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
3824 config/rs6000/linux.h, config/rs6000/eabi.h,
3825 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
3826 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
3827 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
3828 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
3829 config/rs6000/windiss.h, config/rs6000/603.md,
3830 config/rs6000/aix41.h, config/rs6000/cell.md,
3831 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
3832 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
3833 config/rs6000/darwin.md, config/rs6000/darwin64.h,
3834 config/rs6000/default64.h, config/rs6000/7xx.md,
3835 config/rs6000/darwin.opt, config/rs6000/spe.md,
3836 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
3837 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
3838 config/rs6000/7450.md, config/rs6000/linux64.h,
3839 config/rs6000/constraints.md, config/rs6000/440.md,
3840 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
3841 config/rs6000/rs6000.c, config/rs6000/aix52.h,
3842 config/rs6000/rs6000.h, config/rs6000/power6.md,
3843 config/rs6000/predicates.md, config/rs6000/altivec.md,
3844 config/rs6000/aix64.opt, config/rs6000/rios1.md,
3845 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
3846 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
3847 config/rs6000/darwin7.h, config/rs6000/dfp.md,
3848 config/rs6000/linux64.opt, config/rs6000/sync.md,
3849 config/rs6000/vxworksae.h, config/rs6000/power5.md,
3850 config/rs6000/lynx.h, config/rs6000/biarch64.h,
3851 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
3852 config/rs6000/eabispe.h, config/rs6000/e500.h,
3853 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
3854 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
3855 config/rs6000/aix.h, config/rs6000/vxworks.h,
3856 config/rs6000/40x.md, config/rs6000/aix51.h,
3857 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
3858 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
3859 config/arc/arc.h, config/mcore/mcore-elf.h,
3860 config/mcore/mcore-protos.h, config/mcore/predicates.md,
3861 config/mcore/mcore.md, config/mcore/mcore.c,
3862 config/mcore/mcore.opt, config/mcore/mcore.h,
3863 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
3864 config/score/predicates.md, config/score/score-version.h,
3865 config/score/score-protos.h, config/score/misc.md,
3866 config/score/elf.h, config/score/score.c, config/score/mac.md,
3867 config/score/score7.md, config/score/score.h,
3868 config/score/score-conv.h, config/score/score-mdaux.c,
3869 config/score/score.md, config/score/score.opt,
3870 config/score/score-modes.def, config/score/score-mdaux.h,
3871 config/score/mul-div.S, config/arm/uclinux-elf.h,
3872 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
3873 config/arm/symbian.h, config/arm/linux-elf.h,
3874 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
3875 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
3876 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
3877 config/arm/strongarm-pe.h, config/arm/arm.h,
3878 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
3879 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
3880 config/arm/arm-modes.def, config/arm/linux-eabi.h,
3881 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
3882 config/arm/arm-cores.def, config/arm/arm-protos.h,
3883 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
3884 config/arm/wince-pe.h, config/arm/neon.md,
3885 config/arm/constraints.md, config/arm/neon.ml,
3886 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
3887 config/arm/arm.opt, config/arm/arm926ejs.md,
3888 config/arm/predicates.md, config/arm/iwmmxt.md,
3889 config/arm/arm_neon.h, config/arm/unknown-elf.h,
3890 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
3891 config/arm/neon-testgen.ml, config/arm/arm.md,
3892 config/arm/xscale-coff.h, config/arm/pe.c,
3893 config/arm/arm-generic.md, config/arm/pe.h,
3894 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
3895 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
3896 config/arm/strongarm-elf.h, config/arm/cirrus.md,
3897 config/arm/netbsd-elf.h, config/arm/vxworks.h,
3898 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
3899 config/pa/predicates.md, config/pa/pa64-hpux.h,
3900 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
3901 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
3902 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
3903 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
3904 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
3905 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
3906 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
3907 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
3908 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
3909 config/pa/pa64-regs.h, config/pa/pa-modes.def,
3910 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
3911 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
3912 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
3913 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
3914 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
3915 config/mips/linux64.h, config/mips/elforion.h,
3916 config/mips/constraints.md, config/mips/generic.md,
3917 config/mips/predicates.md, config/mips/4300.md,
3918 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
3919 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
3920 config/mips/5k.md, config/mips/vr4120-div.S,
3921 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
3922 config/mips/mips-protos.h, config/mips/6000.md,
3923 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
3924 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
3925 config/mips/mips-modes.def, config/mips/vr.h,
3926 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
3927 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
3928 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
3929 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
3930 config/vax/openbsd1.h, config/vax/netbsd.h,
3931 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
3932 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
3933 config/h8300/rtems.h, config/h8300/predicates.md,
3934 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
3935 config/h8300/h8300.md, config/h8300/h8300.opt,
3936 config/h8300/coff.h, config/h8300/h8300-protos.h,
3937 config/v850/v850.md, config/v850/predicates.md,
3938 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
3939 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
3940 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
3941 config/mmix/mmix.h, config/mmix/predicates.md,
3942 config/mmix/mmix-protos.h, config/mmix/mmix.md,
3943 config/mmix/mmix.c, config/mmix/mmix.opt,
3944 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
3945 config/bfin/rtems.h, config/bfin/bfin-modes.def,
3946 config/bfin/predicates.md, config/bfin/bfin-protos.h,
3947 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
3950 2007-08-02 Richard Sandiford <richard@codesourcery.com>
3952 * emit-rtl.c (reset_used_decls): Rename to...
3953 (set_used_decls): ...this. Set the used flag rather than clearing it.
3954 (unshare_all_rtl_again): Update accordingly. Set flags on argument
3955 DECL_RTLs rather than resetting them.
3957 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
3959 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
3961 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3963 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
3964 argument to find_reloads_address.
3966 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
3968 PR tree-optimization/32919
3969 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
3970 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
3971 (coalesce_ssa_name): Call it.
3973 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3974 David Ung <davidu@mips.com>
3976 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
3977 (__mips16_unorddf2, __mips16_floatunsidf): New.
3978 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
3980 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
3982 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3984 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
3985 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
3986 * tree.h (OMP_SECTIONS_CONTROL): New macro.
3987 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
3988 * omp-low.c (get_ws_args_for, determine_parallel_type,
3989 expand_omp_for_generic, expand_omp_for_static_nochunk,
3990 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3991 Work with more precise CFG.
3992 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
3993 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
3995 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
3996 * gimple-low.c (lower_stmt): Ditto.
3997 * tree-inline.c (estimate_num_insns_1): Ditto.
3998 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
3999 (OMP_SECTIONS_SWITCH): New.
4000 * tree-cfgcleanup.c (cleanup_omp_return): New.
4001 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
4002 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
4003 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
4004 (tree_redirect_edge_and_branch): Handle omp constructs.
4006 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
4007 with three arguments.
4009 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4011 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
4014 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4016 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
4017 the loop structures may need fixing.
4018 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
4020 (cleanup_tree_cfg_loop): Removed.
4021 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
4022 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
4023 instead of running cleanup_tree_cfg_loop.
4024 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
4025 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
4026 (tree_predictive_commoning): Declaration changed.
4027 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
4029 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4031 * doc/invoke.texi (l1-cache-size): Update documentation.
4032 (l2-cache-size): Document.
4033 * params.h (L2_CACHE_SIZE): New macro.
4034 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
4035 that L1_CACHE_SIZE is in kB now.
4036 (L2_CACHE_SIZE_BYTES): New macro.
4037 (tree_ssa_prefetch_arrays): Show size in kB.
4038 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
4039 and l2_cache_size fields.
4040 * config/i386/driver-i386.c (describe_cache): Detect cache size
4042 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
4043 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
4044 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
4045 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
4046 (override_options): Set l1-cache-size and l2-cache-size to default
4047 values if not specified otherwise.
4048 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
4049 (PARAM_L2_CACHE_SIZE): New.
4051 2007-08-01 Nigel Stephens <nigel@mips.com>
4052 David Ung <davidu@mips.com>
4053 Thiemo Seufer <ths@mips.com>
4054 Chris Dearman <chris@mips.com>
4055 Richard Sandiford <richard@codesourcery.com>
4057 * config.gcc (mips*-sde-elf*): New stanza.
4058 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
4059 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
4060 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
4061 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
4062 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
4063 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
4065 * config/mips/sde.h: New file.
4066 * config/mips/t-libgcc-mips16: Likewise.
4067 * config/mips/t-sde: Likewise.
4068 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
4069 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
4070 _MIPS_FPSET and _MIPS_SZINT.
4071 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
4072 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
4073 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
4074 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
4075 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4076 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4077 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
4078 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
4079 _MIPS_SZPTR and _MIPS_FPSET.
4080 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
4081 architecture is specified.
4082 (MIPS_32BIT_OPTION_SPEC): New macro.
4084 2007-07-31 Dan Hipschman <dsh@google.com>
4086 * gcc.c (end_going_arg): New function.
4087 (do_spec_2): Use it.
4088 (do_spec_1): Use it.
4090 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
4092 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
4093 only if ENABLE_CHECKING is defined.
4095 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
4097 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
4098 df_ru_add_problem, df_ru_get_bb_info): Removed.
4099 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
4100 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
4101 df_ru_free_bb_info, df_ru_alloc,
4102 df_ru_bb_local_compute_process_def,
4103 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
4104 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
4105 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
4106 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
4107 df_ru_add_problem): Removed.
4109 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4112 * pa.md (casesi32): Use match_scratch. Revise insn condition.
4113 (casesi32p, casesi64p): Likewise.
4114 (casesi): Adjust for above.
4116 2007-07-31 Richard Sandiford <richard@codesourcery.com>
4118 * mode-switching.c (create_pre_exit): Don't search past calls.
4120 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
4122 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
4124 2007-07-31 Revital Eres <eres@il.ibm.com>
4126 * ddg.c (add_deps_for_def): Rename to...
4127 (add_cross_iteration_register_deps): This. Change implementation
4128 to use only reaching def and def-use chains to construct the
4129 inter loop dependencies.
4130 (add_deps_for_use): Remove function.
4131 (build_inter_loop_deps): Call add_cross_iteration_register_deps
4132 function to build the inter loop dependencies.
4133 * modulo-sched.c (sms_schedule): Build only
4134 reaching def and def-use chains for the propose of the ddg
4137 2007-07-31 Julian Brown <julian@codesourcery.com>
4139 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
4140 New define_insns. Use correct RTL.
4141 (vec_set<mode>): Write as expander.
4143 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
4145 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
4146 to an unallocated space.
4148 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
4151 (split_constant_offset): Enable split_constant_offset to extract
4152 constants from other statements.
4153 * tree-vect-transform.c
4154 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
4155 to a temp var. Force base_offset to be simple.
4157 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
4159 * df-scan.c (df_scan_verify): Remove artificial limit on
4160 the number of blocks for verification.
4161 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
4162 df_simulate_defs): Avoid unnecessary insn checking for defs.
4164 2007-07-29 Mark Mitchell <mark@codesourcery.com>
4166 * config/m68k/lb1sf68.asm (FUNC): New macro.
4168 (__udivsi3): Likewise.
4169 (__divsi3): Likewise.
4170 (__umodsi3): Likewise.
4171 (__modsi3): Likewise.
4172 (__subdf3): Likewise.
4173 (__adddf3): Likewise.
4174 (__muldf3): Likewise.
4175 (__divdf3): Likewise.
4176 (__negdf2): Likewise.
4177 (__cmpdf2): Likewise.
4178 (__subsf3): Likewise.
4179 (__addsf3): Likewise.
4180 (__mulsf3): Likewise.
4181 (__divsf3): Likewise.
4182 (__negsf2): Likewise.
4183 (__cmpsf2): Likewise.
4184 (__eqdf2): Likewise.
4185 (__nedf2): Likewise.
4186 (__gtdf2): Likewise.
4187 (__gedf2): Likewise.
4188 (__ltdf2): Likewise.
4189 (__ledf2): Likewise.
4190 (__eqsf2): Likewise.
4191 (__nesf2): Likewise.
4192 (__gtsf2): Likewise.
4193 (__gesf2): Likewise.
4194 (__ltsf2): Likewise.
4195 (__lesf2): Likewise.
4197 2007-07-30 Ollie Wild <aaw@google.com>
4199 * c-ppoutput.c (print_lines_directives_only): New function.
4200 (scan_translation_unit_directives_only): New function.
4201 (preprocess_file): Add call to scan_translation_unit_directives_only.
4202 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
4203 (sanitize_cpp_opts): Add default flag_dump_macros setting for
4204 -fdirectives-only. Add errors for -fdirectives-only conflict with
4205 -Wunused-macros and -traditional.
4206 (finish_options): Add builtin macro initialization for
4207 -fdirectives-only + -fpreprocessed.
4208 * c.opt (fdirectives-only): New.
4209 * doc/cppopts.texi (fdirectives-only): New.
4211 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4213 * alias.c (record_set, memory_modified_1): Constify.
4214 * bt-load.c (note_btr_set): Likewise.
4215 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
4216 * combine.c (set_nonzero_bits_and_sign_copies,
4217 expand_field_assignment, record_dead_and_set_regs_1,
4218 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
4219 likely_spilled_retval_1): Likewise.
4220 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
4221 frv_io_handle_set): Likewise.
4222 * config/mips/mips.c (mips_sim_record_set,
4223 vr4130_true_reg_dependence_p_1): Likewise.
4224 * config/mt/mt.c (insn_dependent_p_1): Likewise.
4225 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
4226 * config/sh/sh.c (flow_dependent_p_1): Likewise.
4227 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
4228 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
4229 * ddg.c (mark_mem_store): Likewise.
4230 * df-problems.c (df_urec_mark_reg_change): Likewise.
4231 * function.c (update_epilogue_consts): Likewise.
4232 * gcse.c (record_set_info, record_last_set_info,
4233 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
4234 reg_clear_last_set): Likewise.
4235 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
4237 * jump.c (reversed_comparison_code_parts): Likewise.
4238 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
4239 reg_is_set): Likewise.
4240 * loop-iv.c (mark_altered): Likewise.
4241 * mode-switching.c (reg_becomes_live): Likewise.
4242 * optabs.c (no_conflict_move_test): Likewise.
4243 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
4245 * postreload.c (reload_combine_note_store, move2add_note_store):
4247 * regmove.c (flags_set_1): Likewise.
4248 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
4250 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
4252 * resource.c (update_live_status): Likewise.
4253 * rtl.h (set_of, note_stores): Likewise.
4254 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
4255 note_stores, parms_set): Likewise.
4256 * sched-rgn.c (sets_likely_spilled_1): Likewise.
4257 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
4259 * var-tracking.c (count_stores, add_stores): Likewise.
4261 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4263 * alias.c (mems_in_disjoint_alias_sets_p,
4264 fixed_scalar_and_varying_struct_p, aliases_everything_p,
4265 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
4266 write_dependence_p, mems_in_disjoint_alias_sets_p,
4267 read_dependence, true_dependence, canon_true_dependence,
4268 anti_dependence, output_dependence): Constify.
4269 * combine.c (extended_count): Likewise.
4270 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
4271 * cselib.c (get_value_hash, references_value_p,
4272 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
4273 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
4274 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
4275 * function.c (contains, prologue_epilogue_contains,
4276 sibcall_epilogue_contains): Likewise.
4277 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
4278 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
4279 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
4280 reg_or_subregno): Likewise.
4281 * recog.c (asm_noperands): Likewise.
4282 * reload1.c (function_invariant_p): Likewise.
4283 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
4284 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
4285 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
4286 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
4287 true_regnum, reg_or_subregno, condjump_in_parallel_p,
4288 extended_count, prologue_epilogue_contains,
4289 sibcall_epilogue_contains, function_invariant_p, true_dependence,
4290 canon_true_dependence, read_dependence, anti_dependence,
4291 output_dependence): Likewise.
4292 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
4294 2007-07-30 Julian Brown <julian@codesourcery.com>
4296 * config/arm/neon.md (V_ext): New mode attribute.
4297 (neon_vget_lane<mode>): Replace with define_expand.
4298 (neon_vget_lane<mode>_sext_internal)
4299 (neon_vget_lane<mode>_zext_internal): New define_insns for double
4300 and quad precision vectors.
4301 (neon_vget_lanedi): Add bounds check. Remove dead comment.
4302 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
4303 have typeless 32-bit result.
4305 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4308 * tree-affine.h (aff_tree): The type of rest is sizetype for types
4310 * tree-affine.c (aff_combination_scale): If type is a pointer type,
4311 use sizetype for rest.
4312 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
4313 (aff_combination_convert): Don't convert rest for pointer types.
4315 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4317 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
4319 * tree-ssa-alias.c: Add alloc-pool.h.
4320 (init_alias_info): Free alias_bitmap_obstack.
4321 (delete_alias_info): Call delete_mem_ref_stats.
4322 (get_mem_sym_stats_for): Use alloc_pool.
4323 (init_mem_ref_stats): Do not delete mem_ref_stats here.
4324 (delete_mem_sym_stats): Removed.
4326 2007-07-29 Sebastian Pop <sebpop@gmail.com>
4328 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
4329 functions cannot be represented as classical distance vectors.
4331 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4333 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
4334 * builtins.c (validate_arg, builtin_mathfn_code,
4335 validate_arglist): Likewise.
4336 * calls.c (call_expr_flags): Likewise.
4337 * combine.c (reg_nonzero_bits_for_combine,
4338 reg_num_sign_bit_copies_for_combine, get_last_value,
4339 reg_truncated_to_mode): Likewise.
4340 * emit-rtl.c (subreg_lowpart_p): Likewise.
4341 * expr.c (highest_pow2_factor_for_target,
4342 categorize_ctor_elements_1, categorize_ctor_elements,
4343 count_type_elements, contains_packed_reference,
4344 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
4345 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
4346 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
4347 native_encode_int, native_encode_real, native_encode_complex,
4348 native_encode_vector, native_encode_expr, native_interpret_int,
4349 native_interpret_real, native_interpret_complex,
4350 native_interpret_vector, native_interpret_expr): Likewise.
4351 * function.c (use_register_for_decl): Likewise.
4352 * gimplify.c (get_name): Likewise.
4353 * langhooks-def.h (lhd_return_null_const_tree): New.
4354 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
4355 * langhooks.c (lhd_return_null_const_tree): New.
4356 * langhooks.h (lang_get_callee_fndecl): Constify.
4357 * output.h (constructor_static_from_elts_p): Likewise.
4358 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
4359 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
4360 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
4361 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
4362 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
4363 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
4364 * rtlhooks-def.h (reg_nonzero_bits_general,
4365 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
4367 * rtlhooks.c (reg_num_sign_bit_copies_general,
4368 reg_nonzero_bits_general, reg_truncated_to_mode_general):
4370 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
4371 * stor-layout.c (mode_for_size_tree): Likewise.
4372 * tree-ssa-loop-im.c (memref_eq): Likewise.
4373 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
4374 * tree.c (contains_placeholder_p, type_list_equal,
4375 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
4377 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
4378 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
4379 contains_placeholder_p, contains_packed_reference,
4380 get_callee_fndecl, operand_equal_for_phi_arg_p,
4381 warn_if_unused_value, is_body_block, native_encode_expr,
4382 native_interpret_expr, fold_convertible_p, operand_equal_p,
4383 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
4384 validate_arglist, simple_cst_equal, type_list_equal,
4385 use_register_for_decl, call_expr_flags, get_name,
4386 highest_pow2_factor): Likewise.
4387 (const_call_expr_arg_iterator_d,
4388 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
4389 first_const_call_expr_arg, more_const_call_expr_args_p,
4390 FOR_EACH_CONST_CALL_EXPR_ARG): New.
4391 * varasm.c (constructor_static_from_elts_p): Constify.
4393 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
4395 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
4396 config/arm/neon-schedgen.ml, config/arm/neon.ml,
4397 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
4398 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
4399 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
4400 tree-vect-transform.c, tree.def: Fix comment typos. Follow
4401 spelling conventions.
4402 * doc/invoke.texi: Follow spelling conventions.
4404 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
4405 Revital Eres <eres@il.ibm.com>
4407 * modulo-sched.c (sms_schedule): Avoid loops which includes
4408 auto-increment instructions.
4410 2007-07-28 Richard Guenther <rguenther@suse.de>
4413 * fold-const.c (fold_cond_expr_with_comparison): Convert
4414 operand zero of MIN/MAX_EXPR to correct type.
4416 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4418 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
4419 flags_from_decl_or_type): Constify.
4420 * gcc.c (do_spec_1): Likewise.
4421 * print-tree.c (dump_addr, print_node_brief): Likewise.
4422 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
4423 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
4424 tree_purge_all_dead_eh_edges): Likewise.
4425 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
4426 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
4428 * tree.c (expr_location, expr_has_location, expr_locus,
4429 expr_filename, expr_lineno, get_inner_array_type,
4430 fields_compatible_p): Likewise.
4431 * tree.h (get_inner_array_type, fields_compatible_p,
4432 expr_location, expr_has_location, expr_locus, expr_filename,
4433 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
4434 setjmp_call_p, alloca_call_p): Likewise.
4436 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4438 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
4439 TV_FLOW_INSENSITIVE.
4441 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
4443 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
4444 (compute_flow_insensitive_aliasing): Ditto for
4445 TV_FLOW_INSENSITIVE.
4447 2007-07-27 Jan Hubicka <jh@suse.cz>
4449 * config/i386/i386.c (register_move_cost): Remove accidentally
4450 comitted #if 0 block.
4452 * attribs.c: Include hashtab.h
4453 (attribute_hash): New.
4454 (substring): New structure.
4455 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
4457 (init_attributes): Initialize attribute hash.
4458 (decl_attributes): Use attribute hash.
4459 * Makefile.in (attribs.c): Depend on hashtab.h.
4461 2007-07-27 Steve Ellcey <sje@cup.hp.com>
4463 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
4465 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4467 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
4468 __mips_dspr2 and __mips_dsp_rev macros.
4469 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
4471 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
4473 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
4475 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4479 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
4480 and the updating of the live and do_not_gen sets.
4481 (df_note_bb_compute): Added updating of live and do_not_gen sets
4482 for regular defs so that the case of clobber inside conditional
4483 call is processed correctly.
4485 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4487 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
4488 operands with compatible type.
4490 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4492 * expr.h (store_bit_field): Don't return a value.
4493 * expmed.c (check_predicate_volatile_ok): New function.
4494 (store_bit_field_1): New function, extracted from store_bit_field.
4495 Take a fallback_p argument and return true if the operation succeeded.
4496 Only use store_fixed_bit_field if fallback_p. Don't recompute
4497 mode_for_extraction; use op_mode instead. Try forcing memories
4498 into registers if the insv expander fails.
4499 (store_bit_field): Use store_bit_field_1 with fallback_p true.
4500 Don't return a value.
4501 (convert_extracted_bit_field): New function, extracted from
4503 (extract_bit_field_1): Likewise. Take a fallback_p argument
4504 and return NULL if the operation succeeded. Only use
4505 extract_fixed_bit_field if fallback_p. Only calculate one
4506 extraction mode. Combine code for extv and extzv. Try forcing
4507 memories into registers if the ext(z)v expander fails.
4508 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
4510 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4512 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
4514 (df_ref): Likewise. Put regno with other integer fields.
4516 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4518 * df.h (df_mw_hardreg): Remove "loc" field.
4519 * df-scan.c (df_ref_record): Don't set it. Remove redundant
4521 * df-problems.c (df_whole_mw_reg_unused_p): New function,
4522 split out from df_set_unused_notes_for_mw. Return false for
4523 partial references. Assert that mw_reg is a REG when returning true.
4524 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
4525 (df_whole_mw_reg_dead_p): New function, split out from
4526 df_set_dead_notes_for_mw. Return false for partial references.
4527 Assert that mw_reg is a REG when returning true.
4528 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
4529 Remove redundant bitmap check.
4531 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
4533 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
4534 ($(T)crtend.o): Likwise.
4535 ($(T)crtbeginS.o): Likwise.
4536 ($(T)crtendS.o): Likwise.
4537 ($(T)crtfastmath.o): Likwise.
4539 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
4541 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
4542 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
4543 * basic-block.h (struct control_flow_graph): Added x_dom_computed
4544 and x_n_bbs_in_dom_tree fields.
4546 2007-07-26 Steve Ellcey <sje@cup.hp.com>
4548 PR tree-optimization/32087
4549 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
4550 Do not call scale_bbs_frequencies_int with prob of zero.
4552 2007-07-26 Julian Brown <julian@codesourcery.com>
4554 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
4555 (neon_element_bits): Add prototypes.
4556 * config/arm/arm.c (bounds_check, neon_lane_bounds)
4557 (neon_const_bounds, neon_element_bits): New functions.
4558 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
4559 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
4560 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
4561 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
4562 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
4563 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
4564 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
4565 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
4566 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
4567 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
4568 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
4569 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
4570 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
4572 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
4574 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
4575 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
4577 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
4578 Julian Brown <julian@codesourcery.com>
4580 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
4581 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
4582 * config/arm/cortex-a8.md: New.
4583 * config/arm/cortex-a8-neon.md: New.
4584 * config/arm/neon-schedgen.ml: New.
4585 * config/arm/neon.md (vqh_mnem): New.
4587 (Is_float_mode): New.
4588 (Scalar_mul_8_16): New.
4590 (V_mode_nunits): New.
4591 (All instruction patterns): Annotate with neon_type attribute
4593 * config/arm/arm.md: Include cortex-a8.md.
4594 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
4596 Annotate instruction patterns accordingly.
4597 (generic_sched): Do not use generic scheduling for Cortex-A8.
4598 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
4600 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
4602 * fold-const.c (fold_read_from_constant_string): Use
4604 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4606 2007-07-26 Nick Clifton <nickc@redhat.com>
4608 * tree-ssa-operands.h: Change copyright header to refer to version
4609 3 of the GNU General Public License and to point readers at the
4610 COPYING3 file and the FSF's license web page.
4611 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
4612 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
4613 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
4614 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
4615 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
4616 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
4617 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
4618 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
4619 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
4620 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
4621 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
4622 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
4623 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
4624 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
4625 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
4626 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
4627 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
4628 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
4629 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
4630 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
4631 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
4632 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
4633 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
4634 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
4635 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
4636 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
4637 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
4638 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
4639 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
4640 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
4641 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
4642 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
4643 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
4644 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
4645 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
4646 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
4647 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
4648 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
4649 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
4650 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
4651 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
4652 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
4653 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
4654 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
4655 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
4656 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
4657 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
4658 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
4659 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
4660 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
4661 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
4662 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
4663 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
4664 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
4665 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
4666 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
4667 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
4668 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
4669 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
4670 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
4671 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
4672 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
4673 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
4674 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
4675 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
4676 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
4677 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
4678 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
4679 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
4680 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
4681 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
4682 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
4683 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
4684 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
4685 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
4686 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
4687 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
4688 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
4689 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
4690 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
4691 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
4692 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
4693 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
4694 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
4695 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
4696 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
4697 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
4698 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
4699 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
4700 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
4701 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
4702 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
4703 vecprim.h, basic-block.h, tree-ssa-structalias.c,
4704 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
4705 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
4706 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
4707 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
4708 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
4709 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
4710 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
4711 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
4712 convert.c, convert.h, langhooks-def.h, reload1.c,
4713 tree-ssa-operands.c: Likewise.
4715 2007-07-26 Jan Hubicka <jh@suse.cz>
4717 * tree-ssa-live.c: Include debug.h and flags.h.
4718 (mark_scope_block_unused): New function.
4719 (remove_unused_scope_block_p): New function.
4720 (remove_unused_locals): Remove unused blocks too.
4722 2007-07-25 Ian Lance Taylor <iant@google.com>
4724 * combine.c (combine_max_regno): Remove. Remove all uses.
4725 (struct reg_stat_struct): Rename from struct reg_stat.
4726 (reg_stat_type): Define, and declare VECs.
4727 (reg_stat): Change from pointer to VEC. Change all uses.
4728 (combine_split_insns): New static function.
4729 (try_combine, find_split_point): Call it instead of split_insns.
4731 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4733 * cfghooks.c (split_block): Fix the information about loop latch.
4735 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4737 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
4739 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4741 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4742 Scan the new edge for loop exit info.
4744 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
4746 * config/darwin.c: Include debug.h.
4748 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4751 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
4753 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4755 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
4756 (HARD_REGNO_MODE_OK): Ditto.
4757 (MODES_TIEABLE_P): Ditto.
4758 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4759 (CLASS_MAX_NREGS): Ditto.
4760 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
4761 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
4762 (divdf3_internal_thr): Removed.
4763 * config/ia64/div.md: New file.
4764 * config/ia64/constraints.md: Add H constraint.
4766 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4768 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
4769 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
4770 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
4771 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
4772 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
4773 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
4774 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
4775 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
4776 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
4777 dump_sbitmap_file, debug_sbitmap, popcount_table,
4778 sbitmap_popcount): Constify.
4779 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
4780 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
4781 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
4782 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
4783 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
4784 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
4785 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
4786 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
4787 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
4788 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
4789 sbitmap_popcount, sbitmap_verify_popcount): Constify.
4791 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4793 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
4794 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
4795 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
4796 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
4797 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
4798 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
4799 bitmap_intersect_p, bitmap_intersect_compl_p,
4800 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4801 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
4803 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
4804 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
4805 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
4806 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
4807 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4808 debug_bitmap, debug_bitmap_file, bitmap_print,
4809 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
4810 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
4812 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
4814 * config/darwin.c (darwin_override_options): Additional fix for
4815 debug info formats that don't support var tracking.
4817 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4819 * cselib.c (entry_and_rtx_equal_p): Constify.
4820 * gengtype.c (output_mangled_typename, write_types, write_local):
4822 * gengtype.h (const_type_p): New.
4823 * see.c (eq_descriptor_extension, hash_descriptor_extension):
4825 * tlink.c (scan_linker_output): De-constify.
4826 * tree-ssa-loop-im.c (memref_eq): Constify.
4827 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
4828 (shared_bitmap_hash, shared_bitmap_eq): Constify.
4830 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4832 * c-common.c (fname_as_string, c_type_hash): Constify.
4833 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4834 * cgraph.c (edge_hash, edge_eq): Likewise.
4835 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
4836 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
4837 reg_attrs_htab_eq): Likewise.
4838 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
4840 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
4841 const_decl_t, const_state_t, const_automata_list_el_t): New.
4842 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
4843 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
4844 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
4845 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
4846 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
4847 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
4848 compare_max_occ_cycle_nums, out_state_arcs_num,
4849 compare_transition_els_num, units_cmp, state_reservs_cmp):
4851 * genmodes.c (cmp_modes): Likewise.
4852 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
4853 * gimplify.c (compare_case_labels): Likewise.
4854 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
4855 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
4856 * matrix-reorg.c (mtt_info_hash): Likewise.
4857 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
4858 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
4859 (htab_hash_bucket, htab_hash_elem): Constify.
4860 * tree-browser.c (TB_parent_eq): Likewise.
4861 * tree-scalar-evolution.c (hash_scev_info): Likewise.
4862 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
4863 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
4864 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
4866 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
4867 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
4868 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
4869 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
4870 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
4872 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
4873 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
4874 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
4875 * tree-ssa-threadupdate.c (redirection_data_hash,
4876 redirection_data_eq): Likewise.
4877 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
4878 * tree-ssa.c (var_ann_eq): Likewise.
4879 * tree-vrp.c (compare_case_labels): Likewise.
4880 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
4881 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
4882 tree_not_check_failed, tree_class_check_failed,
4883 tree_range_check_failed, tree_not_class_check_failed,
4884 omp_clause_check_failed, omp_clause_range_check_failed,
4885 tree_contains_struct_check_failed, tree_operand_check_failed):
4887 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
4888 tree_not_check_failed, tree_class_check_failed,
4889 tree_range_check_failed, tree_not_class_check_failed,
4890 tree_operand_check_failed, omp_clause_operand_check_failed,
4891 tree_operand_length): Likewise.
4892 * var-tracking.c (const_variable): New.
4893 (variable_htab_hash, variable_htab_eq): Constify.
4894 * varasm.c (const_desc_hash): Likewise.
4896 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4898 * expr.c (handled_component_p): Constify.
4899 * fold-const.c (fit_double_type): Likewise.
4900 * real.h (real_value_from_int_cst): Likewise.
4901 * tree-flow-inline.h (gimple_in_ssa_p,
4902 gimple_aliases_computed_p, gimple_addressable_vars,
4903 gimple_call_clobbered_vars, gimple_referenced_vars,
4904 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
4905 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
4906 may_aliases, end_readonly_imm_use_p, has_zero_uses,
4907 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
4908 is_label_stmt, is_global_var, phi_ssa_name_p,
4909 factoring_name_p, is_call_clobbered, tree_common_ann,
4910 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
4911 unmodifiable_var_p, array_ref_contains_indirect_ref,
4912 ref_contains_array_ref, lookup_subvars_for_var,
4913 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
4914 gimple_mem_ref_stats): Likewise.
4915 * tree-flow.h (tree_common_ann, var_ann, function_ann,
4916 may_aliases, is_exec_stmt, is_label_stmt,
4917 ref_contains_array_ref, array_ref_contains_indirect_ref,
4918 var_can_have_subvars, overlap_subvar, is_call_clobbered,
4919 unmodifiable_var_p): Likewise.
4920 * tree-gimple.c (is_gimple_min_invariant): Likewise.
4921 * tree-gimple.h (is_gimple_min_invariant): Likewise.
4922 * tree.c (type_hash_list, attribute_hash_list, tree_size,
4923 cst_and_fits_in_hwi, real_value_from_int_cst,
4924 build_real_from_int_cst, integer_zerop, integer_onep,
4925 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
4926 tree_floor_log2, real_zerop, real_onep, real_twop,
4927 real_minus_onep, really_constant_p, purpose_member, chain_member,
4928 list_length, fields_length, int_size_in_bytes, bit_position,
4929 int_bit_position, byte_position, int_byte_position, expr_align,
4930 array_type_nelts, tree_node_structure,
4931 type_contains_placeholder_1, iterative_hash_pointer,
4932 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
4933 tree_map_base_eq, type_hash_list, type_hash_eq,
4934 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
4935 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
4936 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4937 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
4938 int_fits_type_p, get_containing_scope, decl_function_context,
4939 decl_type_context, omp_clause_operand_check_failed,
4940 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
4941 * tree.h (omp_clause_operand_check_failed, tree_size,
4942 build_real_from_int_cst, array_type_nelts, purpose_member,
4943 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
4944 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4945 is_attribute_p, check_qualified_type, expr_align,
4946 int_size_in_bytes, bit_position, int_bit_position, byte_position,
4947 int_byte_position, list_length, fields_length, initializer_zerop,
4948 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
4949 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
4950 tree_node_structure, handled_component_p, get_containing_scope,
4951 decl_function_context, decl_type_context, real_zerop,
4952 type_num_arguments, fit_double_type, really_constant_p,
4953 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
4954 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
4955 real_twop, real_minus_onep, int_cst_value): Likewise.
4957 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4959 * cfglayout.c (insn_scope, insn_line): Constify.
4960 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
4961 const_double_htab_hash, const_double_htab_eq,
4962 mem_attrs_htab_hash): Likewise.
4963 * loop-iv.c (biv_eq): Likewise.
4964 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
4965 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
4966 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
4968 * rtl-error.c (location_for_asm, diagnostic_for_asm,
4969 error_for_asm, warning_for_asm, _fatal_insn,
4970 _fatal_insn_not_found): Likewise.
4971 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
4972 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
4973 rtl_check_failed_type2, rtl_check_failed_code1,
4974 rtl_check_failed_code2, rtl_check_failed_code_mode,
4975 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
4976 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
4977 rtl_check_failed_type2, rtl_check_failed_code1,
4978 rtl_check_failed_code2, rtl_check_failed_code_mode,
4979 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
4980 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
4981 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
4982 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
4983 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
4984 rtx_unstable_p, get_integer_term, get_related_value,
4985 offset_within_block_p, reg_mentioned_p, count_occurrences,
4986 reg_referenced_p, reg_used_between_p, no_labels_between_p,
4987 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
4988 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
4989 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
4990 find_constant_src, find_reg_fusage, find_regno_fusage,
4991 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
4992 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
4993 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
4994 computed_jump_p, auto_inc_p, in_expr_list_p,
4995 remove_node_from_expr_list, loc_mentioned_in_p,
4996 label_is_jump_target_p, reversed_comparison_code_parts,
4997 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
4998 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
4999 print_inline_rtx): Likewise.
5000 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
5001 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
5002 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
5003 get_integer_term, get_related_value, offset_within_block_p,
5004 count_occurrences, reg_mentioned_p, no_labels_between_p,
5005 reg_used_between_p, reg_referenced_p, single_set_2,
5006 multiple_sets, set_noop_p, refers_to_regno_p,
5007 reg_overlap_mentioned_p, dead_or_set_p,
5008 covers_regno_no_parallel_p, covers_regno_p,
5009 dead_or_set_regno_p, find_reg_note, find_regno_note,
5010 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
5011 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
5012 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
5013 side_effects_p, may_trap_p_1, may_trap_p,
5014 may_trap_after_code_motion_p, may_trap_or_fault_p,
5015 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
5016 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
5017 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
5018 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
5019 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
5021 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
5022 warning_for_asm): Likewise.
5023 * tree.h (print_rtl): Likewise.
5024 * varasm.c (get_pool_mode): Likewise.
5026 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5028 * c-lex.c (c_lex_with_flags, lex_string): Constify.
5029 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
5030 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5031 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
5032 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
5033 * ddg.c (compare_sccs): Likewise.
5034 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
5035 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
5036 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
5037 decimal_do_fix_trunc, decimal_real_to_integer,
5038 decimal_real_to_integer2, decimal_real_maxval): Likewise.
5039 * dse.c (const_group_info_t): New.
5040 (invariant_group_base_eq, invariant_group_base_hash): Constify.
5041 * dwarf2out.c (const_dw_die_ref): New.
5042 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
5043 * tree-browser.c (TB_parent_eq): Likewise.
5044 * unwind-dw2-fde.c (__register_frame_info_bases,
5045 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
5046 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
5048 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
5049 * unwind-dw2.c (uw_frame_state_for): Likewise.
5050 * value-prof.c (histogram_hash, histogram_eq): Likewise.
5051 * value-prof.h (const_histogram_value): New.
5053 2007-07-25 Richard Sandiford <richard@codesourcery.com>
5055 * config/mips/mips.c (machine_function): Add
5056 initialized_mips16_gp_pseudo_p.
5057 (mips16_gp_pseudo_reg): Do not emit the initialization of
5058 mips16_gp_pseudo_rtx when being called from the gimple cost-
5059 calculation routines; emit it on the first use outside those
5062 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5064 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
5067 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
5068 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
5069 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
5070 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
5071 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
5072 Preserve const-ness of parameters through use of __typeof(),
5073 also constify and tidy.
5075 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
5076 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
5077 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
5078 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
5079 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
5080 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
5081 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
5082 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
5083 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
5085 2007-07-25 Julian Brown <julian@codesourcery.com>
5086 Mark Shinwell <shinwell@codesourcery.com>
5088 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
5089 (alpha_mangle_type): This.
5090 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5091 (TARGET_MANGLE_TYPE): Define this instead.
5092 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
5093 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
5094 (arm_init_neon_builtins): Fix comment.
5095 (arm_mangle_map_entry): New.
5096 (arm_mangle_map): New.
5097 (arm_mangle_type): New.
5098 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
5099 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
5100 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
5101 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5102 (TARGET_MANGLE_TYPE): Define this instead.
5103 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
5104 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
5105 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
5106 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5107 (TARGET_MANGLE_TYPE): Define this instead.
5108 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
5110 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
5111 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5112 (TARGET_MANGLE_TYPE): Define this instead.
5113 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
5114 (s390_mangle_type): This.
5115 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5116 (TARGET_MANGLE_TYPE): Define this instead.
5117 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
5118 (sparc_mangle_type): This.
5119 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5120 (TARGET_MANGLE_TYPE): Define this instead.
5121 * cp/mangle.c (write_type): Call mangle_type target hook on all
5122 types before mangling. Use original type, not main variant, as
5124 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
5125 (TARGET_MANGLE_TYPE): This.
5126 * target.h (gcc_target): Rename mangle_fundamental_type to
5128 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
5129 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
5131 2007-07-25 Julian Brown <julian@codesourcery.com>
5132 Paul Brook <paul@codesourcery.com>
5133 Joseph Myers <joseph@codesourcery.com>
5134 Mark Shinwell <shinwell@codesourcery.com>
5136 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
5137 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
5138 (with_fpu): Allow --with-fpu=neon.
5139 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
5140 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
5141 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
5142 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
5143 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
5144 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
5145 (neon_emit_pair_result_insn, neon_disambiguate_copy)
5146 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
5147 (output_move_neon): Add prototypes.
5148 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
5149 (all_fpus): Add FPUTYPE_NEON.
5150 (fp_model_for_fpu): Add NEON field.
5151 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
5152 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
5154 (arm_legitimate_address_p): Don't support fancy addressing for NEON
5156 (thumb2_legitimate_address_p): Likewise.
5157 (neon_valid_immediate): Recognize and prepare constants suitable for
5159 (neon_immediate_valid_for_move): New function. Recognize and prepare
5160 immediates for NEON move instructions.
5161 (neon_immediate_valid_for_logic): New function. Recognize and
5162 prepare immediates for NEON logic instructions.
5163 (neon_output_logic_immediate): New function. Create asm string
5164 suitable for outputting immediate logic instructions.
5165 (neon_pairwise_reduce): New function. Implement reduction using
5166 pairwise operations.
5167 (neon_expand_vector_init): New function. Expand a (possibly
5168 non-constant) vector initialization.
5169 (neon_vector_mem_operand): New function. Memory operands supported
5170 for quad-word loads/stores to/from ARM or NEON registers. Don't
5171 allow base+offset addressing for core regs.
5172 (neon_struct_mem_operand): New function. Valid mems for NEON
5174 (coproc_secondary_reload_class): Enable NEON registers to be loaded
5175 from neon_vector_mem_operand addresses without a secondary register.
5176 (add_minipool_forward_ref): Handle >8-byte minipool entries.
5177 (add_minipool_backward_ref): Likewise.
5178 (dump_minipool): Likewise.
5179 (push_minipool_fix): Likewise.
5180 (output_move_quad): New function. Output quad-word moves, loads and
5181 stores using ARM registers.
5182 (output_move_vfp): Add support for vectors in VFP (NEON) D
5184 (output_move_neon): Output a NEON load/store to/from a quadword
5186 (arm_print_operand): Implement new codes:
5187 - 'c' for unadorned integers (without a # sign).
5188 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
5190 - 'e', 'f' for the low and high D parts of a NEON Q register.
5191 - 'q' outputs a NEON Q register.
5192 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
5193 - 'T' prints NEON opcode features from a coded bitmask.
5194 - 'F' is similar to T, but signed/unsigned codes both print as
5196 - 't' is similar to T, but 'u' is printed instead of 'p'.
5197 - 'O' prints 'r' if NEON instruction should perform rounding (as
5198 specified by bitmask), else prints nothing.
5199 - '#' is a punctuation character to stop operand numbers from
5200 running together with following digits in the assembler
5201 strings for instructions (when using mode attributes).
5202 (arm_assemble_integer): Handle extra NEON vector modes. Permute
5203 constant vectors in big-endian mode, where necessary.
5204 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
5205 Handle EI, OI, CI, XI modes.
5206 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
5207 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
5208 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
5209 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
5210 (neon_builtin_type_bits): Add enumeration, one bit for each vector
5212 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
5213 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
5214 to turn v8qi, etc. into bits defined above.
5215 (neon_itype): New enumeration. Classifications of NEON builtins.
5216 (neon_builtin_datum): Define struct. Contains information about
5217 a single builtin (with multiple modes).
5218 (CF): Define helper macro for...
5219 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
5221 (neon_builtin_data): New array. Define information about builtins
5222 for use during initialization/expansion.
5223 (arm_init_neon_builtins): New function.
5224 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
5226 (neon_builtin_compare): New function.
5227 (locate_neon_builtin_icode): New function. Find an insn code for a
5228 builtin given a function code for that builtin. Also return type of
5229 builtin (NEON_BINOP, NEON_UNOP etc.).
5230 (builtin_arg): New enumeration. Types of arguments for builtins.
5231 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
5232 Takes a variable argument list of builtin_arg types, terminated by
5234 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
5235 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
5236 (neon_emit_pair_result_insn): New function. Support returning pairs
5237 of vectors via a pointer.
5238 (neon_disambiguate_copy): New function. Set up operands for a
5239 multi-word copy such that registers do not get clobbered.
5240 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
5241 ARM_BUILTIN_NEON_BASE.
5242 (arm_file_start): Set float-abi attribute for NEON.
5243 (arm_vector_mode_supported_p): Enable NEON vector modes.
5244 (arm_mangle_map_entry): New.
5245 (arm_mangle_map): New.
5246 (arm_mangle_vector_type): New.
5247 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
5249 (TARGET_NEON): New macro. Target supports NEON.
5250 (fputype): Add FPUTYPE_NEON.
5251 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
5252 for vectorization based on command-line arg.
5253 (NEON_REGNO_OK_FOR_NREGS): Define.
5254 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
5255 (VALID_NEON_STRUCT_MODE): Define.
5256 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
5257 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
5258 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
5259 (consttable_16): Add pattern for outputting 16-byte minipool
5261 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
5263 (vec-common.md, neon.md): Include md files.
5264 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
5265 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
5266 (memory_constraint "Ut", "Un", "Us"): Define.
5267 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
5268 (MMX_char): New mode attribute.
5269 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
5270 (*add<mode>3_iwmmxt): New insn pattern.
5271 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
5272 (*sub<mode>3_iwmmxt): New insn pattern.
5273 (mulv4hi3): Rename to...
5274 (*mulv4hi3_iwmmxt): This.
5275 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
5276 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
5277 (uminv4hi3, uminv2si3): Remove. Replace with...
5278 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
5279 (*umin<mode>3_iwmmxt): These.
5280 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
5281 (ashr<mode>3_iwmmxt): This new pattern.
5282 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
5283 (lshr<mode>3_iwmmxt): This new pattern.
5284 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
5285 (ashl<mode>3_iwmmxt): This new pattern.
5286 * config/arm/neon-docgen.ml: New file. Generate documentation for
5288 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
5289 * config/arm/arm_neon.h: New (autogenerated).
5290 * config/arm/neon-testgen.ml: New file. Generate NEON tests
5292 * config/arm/neon.md: New file. Define NEON instructions.
5293 * config/arm/neon.ml: New file. Abstract description of NEON
5294 instructions, used to generate arm_neon.h header, documentation and
5296 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
5297 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
5299 * doc/extend.texi (ARM Built-in Functions): Rename and remove
5301 (ARM NEON Intrinsics): New subsection.
5302 * doc/arm-neon-intrinsics.texi: New (autogenerated).
5304 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
5306 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
5309 2007-07-24 Jan Hubicka <jh@suse.cz>
5311 * regclass.c (move_table): New type.
5312 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
5313 (init_move_cost): Break out from ...
5314 (init_reg_sets_1): ... here; simplify computation of
5315 have_regs-of_mode and contains_reg_of_mode.
5316 (record_reg_classes): Unswitch internal loops.
5317 (copy_cost): Trigger lazy initialization of move cost
5318 (record_address_regs): Likewise.
5320 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
5322 * config/darwin.c (darwin_override_options): Don't force on
5323 flag_var_tracking_uninit when no debug info is requested.
5325 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5327 * cfgloop.c (init_loops_structure): New function.
5328 (flow_loops_find): Create root of the loop tree unconditionally.
5330 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
5332 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
5334 2007-07-24 Jan Hubicka <jh@suse.cz>
5336 * caller-save.c: Include ggc.h, gt-caller-save.h
5337 (reg_save_code, reg_restore_code): Rename to ...
5338 (cached_reg_save_code, cached_reg_restore_code): ... those.
5339 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
5340 (reg_save_code, reg_restore_code): New functions.
5341 (init_caller_save): Do not intialize
5342 reg_save_code/reg_restore_code tables.
5343 * Makefile.in: (gt-caller-save.h): New.
5345 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5347 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
5348 with the mode of the original operand instead of
5351 2007-07-23 Jan Hubicka <jH@suse.cz>
5353 * i386.c (ix86_secondary_memory_needed): Break out to...
5354 (inline_secondary_memory_needed): ... here.
5355 (ix86_memory_move_cost): Break out to ...
5356 (inline_memory_move_cost): ... here; add support for IN value of 2 for
5357 maximum of input and output; fix handling of Q_REGS on 64bit.
5358 (ix86_secondary_memory_needed): Microoptimize.
5360 2007-07-23 Sebastian Pop <sebpop@gmail.com>
5362 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
5363 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
5364 stmts_from_loop, known_dependences_p, build_rdg): New.
5365 * tree-data-ref.h: Depends on graphds.h.
5366 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
5367 (build_rdg): Declared.
5368 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
5370 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
5372 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
5375 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
5376 Jakub Jelinek <jakub@redhat.com>
5378 PR middle-end/PR28690
5379 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
5381 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
5382 and MEM_POINTER operands over REG and MEM operands.
5383 (swap_commutative_operands_p): Change return value to bool.
5384 * rtl.h: Update the corresponding prototype.
5385 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
5386 instead of gen_rtx_PLUS.
5387 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
5388 value to bool. Change function arguments to rtx's and update code
5390 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
5391 calls to match the new declaration.
5392 * simplify-rtx.c (simplify_associative_operation): Don't
5393 reorder simplify_binary_operation arguments.
5395 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5397 * config/mips/mips.c (override_options): Use mips_costs to derive
5398 the default branch cost.
5399 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
5401 * config/mips/mips.opt (mbranch-cost=): New option.
5402 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
5404 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5406 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
5407 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
5408 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
5409 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
5411 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5413 * config/mips/constraints.md (ks): New constraint.
5414 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
5415 (*add<mode>3_mips16): ...here.
5417 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
5419 * optabs.h (enum optab_index): Add new OTI_signbit.
5420 (signbit_optab): Define corresponding macro.
5421 (enum insn_code signbit_optab[]): Remove array.
5422 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
5423 (expand_copysign_absneg): If back end provides signbit insn, use it
5424 instead of bit operations on floating point argument.
5425 * builtins.c (enum insn_code signbit_optab[]): Remove array.
5426 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
5427 for availability of signbit insn.
5429 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
5430 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
5431 SSE mode is not active.
5432 (isinf<mode>2): Disable for mfpmath=sse,387.
5434 2007-07-22 Ben Elliston <bje@au.ibm.com>
5436 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
5438 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
5440 2007-07-20 Richard Guenther <rguenther@suse.de>
5442 * tree-cfg.c (verify_expr): COND_EXPRs can have any
5443 integral typed condition.
5444 * tree-ssa.c (useless_type_conversion_p): Do not preserve
5445 booleanness. Only preserve conversions from a non-base
5446 type to a base type, not in general between types with
5447 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
5448 * tree.def (COND_EXPR): Document that the condition
5449 can be of any integral type.
5451 2007-07-20 Nigel Stephens <nigel@mips.com>
5452 Richard Sandiford <richard@codesourcery.com>
5454 * config/mips/mips.h (mips_dwarf_regno): Declare.
5455 (DBX_REGISTER_NUMBER): Remove redundant brackets.
5456 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
5457 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
5458 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
5459 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5460 (REG_CLASS_NAMES): Update accordingly.
5461 * config/mips/mips.c (mips_dwarf_regno): New array.
5462 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5463 (mips_subword): Remove special handling for accumulator registers.
5464 (override_options): Initiailize mips_dwarf_regno. Remove use
5466 (mips_swap_registers): New function.
5467 (mips_conditional_register_usage): Swap accumulator registers
5468 around if TARGET_LITTLE_ENDIAN.
5469 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
5470 * config/mips/constraints.md (h, l): Use the endianness to choose
5471 between MD0_REG and MD1_REG.
5472 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
5473 alternative-dependent template.
5475 2007-07-20 Richard Sandiford <richard@codesourcery.com>
5477 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
5480 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5482 * function.c (thread_prologue_and_epilogue_insns): Fix exit
5483 predecessor fallthru flags.
5485 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5487 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
5488 of compare to the same type.
5489 * cfgloopmanip.c (add_loop): Update information about loop exits.
5490 (loop_version): Remove the innermost loop requirement.
5491 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
5492 to sizetype for pointers.
5494 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
5496 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
5497 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
5498 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
5500 * config/dfp-bit.c: Empty for TFmode conversions.
5502 2007-07-18 Caroline Tice <ctice@apple.com>
5504 * var-tracking.c (find_src_status): Check for COND_EXEC insns
5505 and handle them correctly; check that src is not NULL before
5507 (find_src_set_src): Likewise.
5509 2007-07-18 Bob Wilson <bob.wilson@acm.org>
5511 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
5512 (struct alignment_context, init_alignment_context): New.
5513 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
5514 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
5515 (XCHAL_HAVE_S32C1I): Likewise.
5516 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
5517 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
5518 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
5519 (ATOMIC, HQI): New macros.
5520 (memory_barrier, *memory_barrier): New.
5521 (sync_lock_releasesi): New.
5522 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
5523 (sync_lock_test_and_set<mode>): New.
5524 (sync_<atomic><mode>): New.
5525 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
5526 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
5527 (xtensa_expand_atomic): New.
5529 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5533 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
5534 transformation for builtin ISNORMAL.
5535 (expand_builtin): Handle BUILT_IN_ISNORMAL.
5536 * builtins.def (BUILT_IN_ISNORMAL): New.
5537 * doc/extend.texi: Document isnormal.
5539 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5543 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
5544 optabs infrastructure. Provide generic implementation for
5546 (expand_builtin): Handle FINITE/ISFINITE.
5547 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
5548 (fold_builtin_1): Likewise.
5550 * builtins.def (BUILT_IN_ISFINITE): New.
5552 * doc/extend.texi: Document isfinite.
5554 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5559 * builtins.c (expand_builtin_interclass_mathfn): Provide a
5560 generic fallback for isinf.
5561 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
5562 calculation code ...
5563 * real.c (get_max_float): ... to here.
5564 * real.h (get_max_float): New.
5566 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5570 * builtin-attrs.def (ATTR_TYPEGENERIC,
5571 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
5573 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
5574 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
5575 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
5576 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
5578 * c-common.c (handle_type_generic_attribute): New.
5579 (c_common_attribute_table): Add "type generic".
5581 * c-typeck.c (convert_arguments): Handle "type generic" functions.
5583 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
5585 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
5586 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
5589 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5592 * config/cris/cris.c (cris_print_index): Don't use XEXP before
5593 checking that the operand is an expression.
5595 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
5596 Danny Smith <dannysmith@users.sourceforge.net>
5599 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
5600 file mapping object in local namespace if Windows version later
5603 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5605 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
5606 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
5607 arm_cannot_force_const_mem.
5608 (arm_cannot_force_const_mem): New function.
5609 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
5610 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
5611 of arm_tls_referenced_p.
5612 * config/arm/arm.md (movsi): Split out-of-section constants when
5613 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
5614 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5616 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5618 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
5620 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5622 * config/mips/mips.md (*extendqihi2): Convert the destination
5625 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5627 * config/pa/fptr.c: Update license header.
5628 * config/pa/milli64.S: Likewise.
5630 2007-07-17 Nick Clifton <nickc@redhat.com>
5632 * COPYING_v3: New file. Contains version 3 of the GNU General
5634 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
5635 Lesser General Public License.
5636 * doc/include/gpl_v3.texi: New file. Contains version 3 of
5637 the GNU General Public License.
5639 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
5641 PR rtl-optimization/32773
5642 * cfglayout.c (force_one_exit_fallthru): New function.
5643 (cfg_layout_finalize): Use it.
5645 2007-07-16 Richard Guenther <rguenther@suse.de>
5646 Uros Bizjak <ubizjak@gmail.com>
5648 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
5649 before forcing it to gimple operand.
5651 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5652 David Ung <davidu@mips.com>
5654 * config/mips/mips.h (TUNE_24K): Define.
5655 (TUNE_MACC_CHAINS): Add TUNE_24K.
5656 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
5658 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
5659 (r74k_int_madd): .. this new reservation.
5660 (define_bypass): Fixed bypasses for r74k_int_madd to use
5662 * config/mips/24k.md (define_bypass): Define new
5663 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
5665 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5666 Nigel Stephens <nigel@mips.com>
5668 * config/mips/mips.md: Include 20kc.md.
5669 * config/mips/20kc.md: New file.
5670 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
5671 (mips_adjust_cost): Tweak for 20Kc.
5672 (mips_issue_rate): Likewise.
5673 * config/mips/mips.h (TUNE_20KC): Define.
5675 2007-07-16 David Edelsohn <edelsohn@gnu.og>
5677 * config/rs6000/rs6000.c (struct processor_cost): Add
5678 cache_line_size, l1_cache_lines, and simultaneous_prefetches
5680 (*_cost): Add cache information.
5681 (rs6000_override_options): Set cache parameters.
5683 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5686 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
5687 * doc/install.texi (mips-sgi-irix6): pthread support works now.
5689 2007-07-16 Paul Brook <paul@codesourcery.com>
5692 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
5693 (cirrus_thumb2_movsi_insn): Ditto.
5695 2007-07-15 Geoffrey Keating <geoffk@apple.com>
5697 * config/rs6000/darwin-fallback.c (interpret_libc): Change
5700 2007-07-15 Andrew Haley <aph@redhat.com>
5702 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
5703 before looking in the context.
5705 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5709 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
5710 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
5711 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
5712 (pa_output_function_prologue): Use rp_saved and
5713 current_function_is_leaf to generate .CALLINFO statement.
5714 (hppa_expand_prologue): Set rp_saved.
5715 (hppa_expand_epilogue): Use rp_saved.
5716 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
5717 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
5719 2007-07-14 Dirk Mueller <dmueller@suse.de>
5721 * omega.c (coalesce): Fix memory leak on early exit.
5722 * matrix-reorg.c (check_allocation_function): Likewise.
5723 * tree-vect-transform.c (vect_get_new_vect_var): free result
5725 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5726 pass pointer to edge vector
5727 (partition_hot_cold_basic_blocks): Fix memory leak.
5728 * collect2.c (prefix_from_string): Free temporary storage.
5729 * reload1.c (fixup_abnormal_edges): Free sbitmap.
5731 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
5733 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
5734 (DO_GLOBAL_DTORS_BODY): Likewise.
5736 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
5737 Nigel Stephens <nigel@mips.com>
5739 * config/mips/mips.c (mips_classify_symbol): Don't return
5740 SYMBOL_SMALL_DATA for constant pool addresses if
5741 TARGET_EMBEDDED_DATA is true.
5743 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
5745 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
5746 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
5747 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
5748 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
5749 __builtin_ia32_storehps, __builtin_ia32_storelps,
5750 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
5751 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
5752 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
5753 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
5754 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
5755 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
5756 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
5757 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
5758 using def_builtin_const.
5760 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
5762 PR tree-optimization/32705
5763 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
5764 (simplify_binary_expression): Use SSA_VAL consistently.
5766 2007-07-13 David Edelsohn <edelsohn@gnu.org>
5768 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
5769 (SPEFSCR_REGNO): Delete definition.
5770 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
5771 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5772 * config/rs6000/rs6000.h: Do not define *_REGNO.
5773 LINK_REGISTER_REGNUM -> LR_REGNO.
5774 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5775 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
5776 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5777 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
5778 R_VRSAVE, R_VSCR. Use them.
5779 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
5780 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
5781 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
5782 * config/rs6000/aix.h: Define R_LR. Use it.
5784 2007-07-13 Caroline Tice <ctice@apple.com>
5786 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
5787 flag_var_tracking is explicitly turned off (i.e. when variable
5788 tracking is not feasible); otherwise, turn flag_var_tracking on when
5789 flag_var_tracking_uninit is on.
5790 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
5791 note definitions, to allow recording of initialization status in the
5793 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
5794 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
5795 determine if two note locations are equal.
5796 (output_loc_list): Don't output list entries whose start & end labels
5798 (reg_loc_descriptor): Add parameter for initialization status; pass it
5799 to other loc descriptor functions.
5800 (one_reg_loc_descriptor): Add parameter for initialization status;
5801 check its value and add DW_OP_GNU_uninit to returned loc descr if
5803 (multiple_reg_loc_descriptor): Add parameter for initialization
5805 pass init status argument to other loc descriptor functions; check
5806 value of intialization parameter and add DW_OP_GNU_uninit to returned
5807 loc descr if appropriate.
5808 (based_loc_descr): Add parameter for initialization status; add new
5809 variable for return value; check value of initialization parameter and
5810 add DW_OP_GNU_uninit to returned loc descr if appropriate.
5811 (concatn_mem_loc_descriptor): Add parameter for initialization status;
5812 pass init status argument to other loc descriptor functions; check
5813 value of intialization parameter and add DW_OP_GNU_uninit to returned
5814 loc descr if appropriate.
5815 (mem_loc_descriptor): Likewise.
5816 (concat_loc_descriptor): Likewise.
5817 (concatn_loc_descriptor): Likewise.
5818 (loc_descriptor): Add parameter for initialization status; pass it as
5819 argument to other loc descriptor function calls.
5820 (loc_descriptor_from_tree_1): Add appropriate initialization status
5821 to loc descriptor function calls.
5822 (add_location_or_const_value_attribute): Get initialization status
5823 from VAR_LOCATION note; add initialization status to loc descriptor
5825 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
5826 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
5827 status is uninitialized, add "[uninint]" to output.
5828 * common.opt (fvar-tracking-uninit): New option, similar to
5829 fvar-tracking, to turn on tracking of uninitialized variables; creates
5830 a new global flag, flag_var_tracking_uninit.
5831 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
5832 (enum var_init_status): New type, for var initialization status field.
5833 * var-tracking.c (struct location_chain_def): Two new fields, init,
5834 for initialization status, and set_src for the assignment value expr.
5835 (unshare_variable): New parameter for initialization status;
5836 initialize new init and set_src fields.
5837 (var_reg_set): New parameters for initialization status and value;
5838 pass them to set_variable_part.
5839 (var_mem_set): Likewise.
5840 (get_init_value): New function.
5841 (var_reg_delete_and_set): New initialization status & value
5842 parameters; add call to get_init_value if status is unknown; pass new
5843 parameters to clobber_variable_part and var_reg_set.
5844 (var_mem_delete_and_set): Likewise.
5845 (var_reg_delete): Pass null set_src value to clobber_variable_part.
5846 (var_mem_delete): Likewise.
5847 (variable_union): Pass status to unshare_variable; initialize new init
5848 and set_src fields. If flag_var_tracking_uninit is not set, force
5849 status to initialized.
5850 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
5851 used later to get the set_src value.
5852 (find_src_status): New function.
5853 (find_src_set_src): New function.
5854 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
5855 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
5856 MO_SET, get set_src value and pass it to var_reg_delete_and_set
5857 and var_mem_delete_and_set.
5858 (dump_variable): Print out "[uninit]" if appropriate.
5859 (set_variable_part): Add new initialization and set_src parameters;
5860 pass status to unshare_variable; set node->init and node- >set_src
5861 fields and modify slot in hash table appropriately; save the init and
5862 set_src values if appropriate and assign to the new node.
5863 (clobber_variable_part): New set_src parameter; if two nodes have
5864 same variable and same location but different set_src (assignment)
5865 values, clobber old node.
5866 (delete_variable_part): Pass init status to unshare_variable.
5867 (emit_note_insn_var_location): Add initialized var; assign var's init
5868 status to new 'initialized'; pass new init status field to calls to
5869 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
5870 status to initialized.
5871 (emit_notes_in_bb): Pass initialization status to calls to
5872 var_reg_set, var_mem_set, var_reg_delete_and_set and
5873 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
5874 var_reg_delete_and_set and var_mem_delete_and_set; call
5875 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
5876 make up for change in add_stores.
5877 (vt_add_function_parameters): Add status to calls to
5879 * config/darwin.c (darwin_override_options): Turn on uninitialized
5880 tracking automatically, if var_tracking is on and the system is
5883 2007-07-13 Sa Liu <saliu@de.ibm.com>
5885 * config.gcc: Add options for arch and tune on SPU.
5886 * config/spu/predicates.md: Add constant operands 0 and 1.
5887 * config/spu/spu-builtins.def: Add builtins for double precision
5888 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
5889 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
5891 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
5893 * config/spu/spu-protos.h: Add new function prototypes.
5894 * config/spu/spu.c (spu_override_options): Check options -march and
5896 (spu_comp_icode): Add comparison code for DFmode and vector mode.
5897 (spu_emit_branch_or_set): Use the new code for DFmode and vector
5899 (spu_const_from_int): New. Create a vector constant from 4 ints.
5900 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
5901 (spu_emit_vector_compare): New. Emit vector compare.
5902 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
5903 * config/spu/spu.h: Add options -march and -mtune. Define processor
5904 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
5905 CANONICALIZE_COMPARISON.
5906 * config/spu/spu.md: Add new insns for double precision compare
5907 and double precision vector compare. Add vcond and smax/smin patterns
5908 to enable DFmode vector conditional expression.
5909 * config/spu/spu.opt: Add options -march and -mtune.
5910 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
5911 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
5912 both CELL and CELLEDP targets: spu_testsv.
5913 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
5916 2007-07-13 Richard Guenther <rguenther@suse.de>
5918 PR tree-optimization/32721
5919 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
5920 TREE_THIS_VOLATILE on the folded reference.
5921 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
5922 if the array reference has TREE_THIS_VOLATILE set.
5924 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
5927 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
5929 2007-07-13 Andreas Schwab <schwab@suse.de>
5931 * gengtype-lex.l: Allow declarations to be indented.
5933 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5935 * ginclude/tgmath.h: New.
5936 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
5937 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
5938 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
5939 * configure: Regenerate.
5941 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5943 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
5944 correct index when setting register save state for xd
5947 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5949 * config/sh/sh.c (mark_use): Remove.
5951 2007-07-12 Paul Brook <paul@codesourcery.com>
5953 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
5954 reg does not overlap return value.
5956 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
5958 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
5959 (set_expression_vuses): Ditto.
5960 (init_pre): Initialize expression_vuses.
5962 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5964 * config/i386/sse.md (storentdf, storentsf): New.
5966 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5968 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
5970 * tree.c (build_decl_stat): Move code from here...
5971 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
5972 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
5973 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
5974 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
5975 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
5978 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5979 Devang Patel <dpatel@apple.com>
5981 PR tree-optimization/25413
5982 * targhooks.c (default_builtin_vector_alignment_reachable): New.
5983 * targhooks.h (default_builtin_vector_alignment_reachable): New.
5984 * tree.h (contains_packed_reference): New.
5985 * expr.c (contains_packed_reference): New.
5986 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
5987 (vect_enhance_data_refs_alignment): Call
5988 vector_alignment_reachable_p.
5989 * target.h (vector_alignment_reachable): New builtin.
5990 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
5991 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
5992 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
5994 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5996 * target.h (builtin_vectorization_cost): Add new target builtin.
5997 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
5998 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
5999 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
6000 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
6001 uninitialized variables.
6002 * tree-vect-transform.c (cost_for_stmt): New function.
6003 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
6004 using cost 1 for all scalar stmts. Be less conservative when
6005 estimating the number of prologue/epulogue iterations. Call
6006 targetm.vectorize.builtin_vectorization_cost. Return
6007 min_profitable_iters-1.
6008 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
6009 initialization cost instead of TARG_VEC_STMT_COST. Use
6010 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
6011 epilogue code. Fix epilogue cost computation.
6012 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
6013 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
6014 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
6015 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
6016 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
6017 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
6019 2007-07-12 Richard Guenther <rguenther@suse.de>
6021 * gimplify.c (gimplify_conversion): Make sure that the result
6022 from maybe_fold_offset_to_reference is trivially convertible
6023 to the desired type before doing the simplification.
6024 (gimplify_expr): Likewise.
6025 * fold-const.c (fold_binary): Use the correct types for
6026 building the simplified expression.
6028 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6030 PR rtl-optimization/32729
6031 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
6032 that fallthru to exit.
6034 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
6036 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
6037 (symDTPOFF2reg): Likewise.
6039 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
6041 PR tree-optimization/32663
6043 * tree.h (VALUE_HANDLE_VUSES): Remove.
6044 (struct tree_value_handle): Remove vuses.
6046 * tree-vn.c (create_value_handle_for_expr): Don't set
6049 * tree-ssa-pre.c (expression_vuses): New.
6050 (alloc_expression_id): Set up expression_vuses.
6051 (get_expression_vuses): New.
6052 (set_expression_vuses): Ditto.
6053 (clear_expression_ids): Modify for expression_vuses.
6054 (phi_translate_1): Ditto.
6055 (phi_translate_set): Ditto.
6056 (value_dies_in_block_x): Ditto
6057 (valid_in_sets): Ditto.
6058 (add_to_sets): Ditto.
6059 (find_existing_value_expr): Ditto.
6060 (create_value_handle_for_expr): Ditto.
6061 (make_values_for_stmt): Ditto.
6062 (vuse_equiv): Remove.
6064 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
6066 * Makefile.in (mostlyclean): Remove object files.
6068 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6070 * toplev.c (no_new_pseudos): Deleted.
6071 * rtl.h (no_new_pseudos): Deleted.
6072 * tree-pass.h (pass_no_new_pseudos): Deleted.
6073 * passes.c (pass_no_new_pseudos): Deleted.
6074 * final.c (rest_of_clean_state): Removed no_new_pseudos.
6075 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
6076 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
6078 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
6079 * rtlhooks.c (gen_lowpart_general): Ditto.
6080 * optabs.c (prepare_operand): Ditto.
6081 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
6083 * modulo-sched.c (rest_of_handle_sms): Ditto.
6084 * see.c (rest_of_handle_see): Ditto.
6085 * ifcvt.c (if_convert): Ditto.
6086 (gate_handle_if_after_combine): Replaced no_new_pseudos with
6088 * init-regs.c (gate_initialize_regs): Deleted set of
6090 * lower-subreg.c (decompose_multiword_subregs): Ditto.
6091 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
6092 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
6094 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
6097 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
6098 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
6099 (*vec_extractv2di_1_rex64): New insn pattern.
6101 2007-07-11 David Daney <ddaney@avtrex.com>
6103 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
6104 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
6105 for SIGNAL_UNWIND_RETURN_COLUMN.
6106 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
6107 (DWARF_FRAME_REGNUM): Rewrite.
6108 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
6110 2007-07-11 Nick Clifton <nickc@redhat.com>
6112 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
6113 delta and use gen_int_mode in place of GET_INT instead.
6115 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
6117 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
6120 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
6122 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
6123 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
6125 * params.h (VERIFY_CANONICAL_TYPES): Remove.
6126 (USE_CANONICAL_TYPES): New.
6127 * doc/invoke.texi (verify-canonical-types): Remove.
6128 (use-canonical-types): Add.
6130 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
6132 * config/spu/spu.c (spu_optimization_options): Remove setting of
6133 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
6134 (spu_override_options): Move it here.
6136 2007-07-11 Richard Sandiford <richard@codesourcery.com>
6138 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
6139 * config/mips/mips.c (mips_cpu_info_table): Mention
6140 MIPS_ISA_LEVEL_SPEC in the comment.
6142 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
6144 PR tree-optimization/32713
6145 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
6147 2007-07-11 Paolo Carlini <pcarlini@suse.de>
6150 * c-opts.c (c_common_post_options): Do not change flag_complex_method
6151 conditional to flag_isoc99.
6152 (c_common_init_options): Do it here, unconditionally.
6154 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
6156 PR tree-optimization/32589
6157 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
6158 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
6159 * tree-ssa-propagate.c (valid_gimple_expression_p): New
6160 predicate, extracted from...
6161 (set_rhs): ...here. Call it for the expression on entry.
6162 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
6163 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
6164 (simplify_binary_expression): Use valid_gimple_expression_p
6165 to validate the simplification.
6166 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
6168 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
6170 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
6171 DWARF2_DEBUG on 32 bit target too.
6172 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
6174 2007-07-11 Nick Clifton <nickc@redhat.com>
6176 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
6177 version for 64-bit hosts.
6179 2007-07-10 David Daney <ddaney@avtrex.com>
6181 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
6183 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
6185 * config/mips/mips.c (mips_expand_synci_loop): New function.
6186 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
6187 (UNSPEC_RDHWR): Same.
6188 (UNSPEC_SYNCI): Same.
6189 (UNSPEC_SYNC): Same.
6190 (clear_cache): New expand.
6194 (clear_hazard): Same.
6195 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
6197 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
6198 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
6200 2007-07-10 Ian Lance Taylor <iant@google.com>
6202 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
6205 2007-07-10 David Daney <ddaney@avtrex.com>
6207 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
6208 * builtins.c (expand_builtin___clear_cache): New function.
6209 (expand_builtin): Call expand_builtin___clear_cache for
6210 BUILT_IN_CLEAR_CACHE case.
6211 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
6212 * doc/md.texi (clear_cache): Document new instruction pattern.
6213 * testsuite/gcc.dg/builtins-64.c: New test.
6215 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
6217 * config/cris/cris.md ("movsi"): Fix typo in last change.
6219 2007-07-09 Geoffrey Keating <geoffk@apple.com>
6222 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
6224 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
6225 * varasm.c (assemble_start_function): Honor DECL_ALIGN
6226 for FUNCTION_DECLs. Don't use align_functions_log if
6228 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
6229 even for FUNCTION_DECLs.
6230 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
6232 * tree.h (DECL_ALIGN): Update for new location of 'align'.
6233 (DECL_FUNCTION_CODE): Update for new location and name of
6235 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
6236 (struct tree_decl_common): Move 'align' and 'off_align' out
6237 of union, ensure they're still on a 32-bit boundary. Remove
6238 other fields in union 'u1'.
6239 (struct tree_function_decl): Add field 'function_code' replacing
6240 'u1.f' in tree_decl_common.
6241 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
6242 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
6243 (Variable Attributes): Cross-reference 'aligned' attribute
6244 to Function Attributes.
6245 * flags.h (force_align_functions_log): Delete.
6246 * toplev.c (force_align_functions_log): Delete.
6248 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
6251 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
6252 (*vec_concatv2di_rex): New insn pattern.
6254 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6257 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
6259 2007-07-10 Ian Lance Taylor <iant@google.com>
6261 Replace no_new_pseudos in backends.
6262 * rtl.h (can_create_pseudo_p): Define.
6263 * config/darwin.c (machopic_indirect_data_reference): Use
6264 can_create_pseudo_p () instead of no_new_pseudos.
6265 (machopic_indirect_data_reference): Likewise.
6266 (machopic_legitimize_pic_address): Likewise.
6267 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
6268 (alpha_emit_set_const_1): Likewise.
6269 (alpha_emit_set_const): Likewise.
6270 (alpha_emit_conditional_move): Likewise.
6271 (alpha_split_conditional_move): Likewise.
6272 * config/alpha/alpha.md (various splitters): Likewise.
6274 * config/arm/arm.c (legitimize_pic_address): Likewise.
6275 (arm_load_pic_register): Likewise.
6276 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
6277 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
6278 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
6279 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
6280 * config/cris/cris.md (movsi): Likewise.
6281 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
6282 (symGOTOFF2reg_hilo): Likewise.
6283 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
6284 * config/h8300/h8300.md (insv, extzv): Likewise.
6285 * config/i386/i386.c (ix86_expand_move): Likewise.
6286 (ix86_expand_vector_move): Likewise.
6287 (ix86_prepare_fp_compare_args): Likewise.
6288 (ix86_expand_carry_flag_compare): Likewise.
6289 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
6290 (tls_dynamic_gnu2_combine_32): Likewise.
6291 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
6292 * config/ia64/ia64.c (ia64_expand_move): Likewise.
6293 (ia64_expand_movxf_movrf): Likewise.
6294 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
6295 (m32c_split_move): Likewise.
6296 (m32c_expand_insv): Likewise.
6297 * config/m68k/m68k.md (movsi): Likewise.
6298 * config/mips/mips.c (mips_force_temporary): Likewise.
6299 (mips_split_symbol): Likewise.
6300 (mips_move_integer): Likewise.
6301 (mips_legitimize_const_move): Likewise.
6302 * config/mn10300/mn10300.md (movsi): Likewise.
6303 * config/pa/pa.c (emit_move_sequence): Likewise.
6304 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6305 (rs6000_got_register): Likewise.
6306 (create_TOC_reference): Likewise.
6307 (rs6000_machopic_legitimize_pic_address): Likewise.
6308 * config/rs6000/rs6000.md (add<mode>3): Likewise.
6309 (various splitters): Likewise.
6310 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
6311 (movsi_got): Likewise.
6312 * config/s390/s390.c (emit_symbolic_move): Likewise.
6313 * config/s390/s390.md (movhi, movqi): Likewise.
6314 (load_multiple, store_multiple): Likewise.
6315 * config/score/score.c (score_force_temporary): Likewise.
6316 * config/sh/sh.c (prepare_move_operands): Likewise.
6317 (prepare_cbranch_operands): Likewise.
6318 (emit_fpu_switch): Likewise.
6319 (fpscr_set_from_mem): Likewise.
6320 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
6321 (adddi3, subsi3): Likewise.
6322 (various splitters): Likewise.
6323 (divsi_inv_fp_combine): Likewise.
6324 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
6325 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
6327 * config/sh/predicates.md (xor_operand): Likewise.
6328 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
6329 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
6330 (movdi_pic_label_ref): Likewise.
6331 * config/spu/spu.c (spu_split_immediate): Likewise.
6332 * config/alpha/alpha.md (various splitters): Remove test
6333 !no_new_pseudos || reload_completed.
6334 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
6336 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6337 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6338 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6339 * config/score/score.c (th_output_mi_thunk): Likewise.
6340 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6341 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6343 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
6345 PR rtl-optimization/32664
6346 * mode-switching.c (create_pre_exit): Skip barrier insns.
6348 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6350 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
6351 force_gimple_operand_bsi.
6352 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
6353 rewrite_use_compare): Ditto.
6354 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
6356 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
6357 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
6358 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
6359 * tree-profile.c (prepare_instrumented_value,
6360 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6361 tree_gen_one_value_profiler, tree_gen_ic_profiler,
6362 tree_gen_ic_func_profiler, tree_gen_average_profiler,
6363 tree_gen_ior_profiler): Ditto.
6364 * tree-ssa-reassoc.c (negate_value): Ditto.
6365 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
6366 Use force_gimple_operand_bsi.
6367 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
6368 * tree-if-conv.c (add_to_dst_predicate_list,
6369 find_phi_replacement_condition): Ditto.
6370 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
6371 Call mark_symbols_for_renaming for new statements.
6372 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
6374 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6376 * cfghooks.c (remove_edge): New function.
6377 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
6379 * cfghooks.h (remove_edge): Declare.
6380 * cfg.c (remove_edge): Renamed to remove_edge_raw.
6381 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
6383 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
6385 * optabs.h: Added declaration for signbit_optab.
6386 * optabs.c: (init_optabs): Added initialization for signbit_optab.
6387 * genoptinit.c (optabs): Added entry for signbit insns.
6388 * builtins.c (expand_builtin_signbit): Added code to use a signbit
6390 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
6391 * config/s390/s390.md (signbit<mode>2): New expander.
6393 2007-07-09 Richard Guenther <rguenther@suse.de>
6396 * fold-const.c (fold_plusminus_mult_expr): Move constant
6397 arguments second to allow decomposing.
6399 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
6402 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6404 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6405 Disregard DECL_FROM_INLINE.
6407 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6410 * doc/invoke.texi: Add ftree-reassoc flag.
6411 * common.opt (ftree-reassoc): New flag.
6412 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
6413 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
6415 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6417 PR tree-optimization/32681
6418 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
6419 saved in second_edge->aux when first_bb is a loop header.
6421 2007-07-09 Jan HUbicka <jh@suse.cz>
6423 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
6425 2007-07-09 Richard Guenther <rguenther@suse.de>
6427 * c-decl.c (start_function): Do not promote return type.
6429 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
6431 * function.c (do_warn_unused_parameter): Do not warn if
6432 TREE_NO_WARNING is set.
6434 2007-07-08 Andreas Schwab <schwab@suse.de>
6436 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
6438 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
6441 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6443 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6444 apply to assembly language, too.
6445 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6447 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
6449 Revert (note the sccvn portions are *not* reverted)
6450 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6452 Fix PR tree-optimization/23488
6454 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6456 * tree-flow-inline.h (get_value_handle): Ditto.
6457 * tree-ssa-pre.c (decl_vh_map): New.
6458 (decl_node_pool): New.
6459 (can_value_number_operation): Support DECL_P.
6460 (can_PRE_operation): Ditto.
6461 (create_expression_by_pieces): Ditto.
6462 (find_existing_value_expr): Modify to differnetiate between
6463 addressing and top level.
6464 (create_value_handle_for_expr): Handle DECL's.
6465 (poolify_tree): Ditto.
6466 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6467 (make_values_for_stmt): Handle DECL's properly.
6468 (init_pre): Reorg to not init useless things during FRE.
6470 * tree-flow.h: Include pointer-set.h.
6471 (decl_vh_map): Declare.
6472 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6474 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
6476 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
6477 the constraint description.
6478 * doc/md.texi: Update documentation of AVR constraints.
6480 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
6482 * auto-inc-dec.c, config/arm/arm.c,
6483 config/m32r/constraints.md, config/mips/mips.md,
6484 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
6485 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
6486 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
6487 typos. Follow spelling conventions.
6488 * doc/invoke.texi, doc/rtl.texi: Fix typos.
6490 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6491 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6493 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
6494 realloc_vuse): Remove.
6495 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
6498 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6500 Fix PR tree-optimization/23488
6502 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
6503 (try_to_simplify): Ditto.
6505 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6507 * tree-flow-inline.h (get_value_handle): Ditto.
6508 * tree-ssa-pre.c (decl_vh_map): New.
6509 (decl_node_pool): New.
6510 (can_value_number_operation): Support DECL_P.
6511 (can_PRE_operation): Ditto.
6512 (create_expression_by_pieces): Ditto.
6513 (find_existing_value_expr): Modify to differnetiate between
6514 addressing and top level.
6515 (create_value_handle_for_expr): Handle DECL's.
6516 (poolify_tree): Ditto.
6517 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6518 (make_values_for_stmt): Handle DECL's properly.
6519 (init_pre): Reorg to not init useless things during FRE.
6521 * tree-flow.h: Include pointer-set.h.
6522 (decl_vh_map): Declare.
6523 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6525 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6527 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6528 apply to assembly language, too.
6529 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6531 2007-07-06 Ian Lance Taylor <iant@google.com>
6532 Zack Weinberg <zackw@panix.com>
6535 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
6537 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6539 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
6540 (prefetch): Likewise if "pref" would be used.
6542 2007-07-06 Josh Conner <jconner@apple.com>
6546 * calls.c (store_one_arg): Handle arguments which are partially
6547 on the stack when detecting argument overlap.
6549 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
6551 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
6552 chosen during find_reloads.
6554 2007-07-06 Richard Guenther <rguenther@suse.de>
6556 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
6557 TYPE_ARG_TYPES for verification of argument types. Use
6558 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
6559 parameters as variable arguments.
6561 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
6563 * libgcc2.h (word_type): Type definition removed.
6564 (cmp_return_type, shift_count_type): Type definitions added.
6565 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6566 replaced with shift_count_type.
6567 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6569 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
6570 changed from word_type to Wtype.
6571 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6572 replaced with shift_count_type.
6573 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6575 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
6576 and libgcc_shift_count attribute added.
6577 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
6578 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
6579 (TARGET_INITIALIZER): New target hooks added.
6580 * targhooks.c (default_libgcc_cmp_return_mode,
6581 default_libgcc_shift_count_mode): Default implementations for the new
6583 * targhooks.h (default_libgcc_cmp_return_mode,
6584 default_libgcc_shift_count_mode): Function prototypes added.
6585 * target.h (struct gcc_target): Fields for the new target hooks added.
6586 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
6588 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
6591 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
6592 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
6594 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
6595 s390_libgcc_shift_count_mode): Functions added.
6596 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
6597 Target hooks defined.
6599 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6601 * config/mips/mips.c (compute_frame_size): Restore the original
6602 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
6603 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
6604 Document why the difference is needed.
6606 2007-07-06 Richard Guenther <rguenther@suse.de>
6608 * c-common.c (boolean_increment): Use correctly typed
6611 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6613 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
6614 the topmost argument register is not also included in the save mask.
6615 (mips16e_collect_argument_save_p): Take a pointer to the argument
6616 register, rather than a pointer to the number of arguments.
6617 (mips16e_collect_argument_saves): Only include argument saves
6618 that aren't in the register mask.
6620 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
6622 PR rtl-optimization/32450
6623 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
6624 to ensure that instructions are not moved into the prologue when
6625 profiling is on. Remove unused prologue_end variable.
6626 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
6627 as a scheduling barrier.
6629 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6632 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6633 Disregard DECL_FROM_INLINE.
6635 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
6637 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
6638 IORing with a constant.
6640 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
6642 PR rtl-optimization/32475
6643 * df-scan.c (df_def_record_1): Add a use of the stack pointer
6644 for every definition of the stack pointer.
6646 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
6648 * arm.c (vfp3_const_double_index): Copy signed results of
6649 REAL_VALUE_TO_INT into unsigned vars.
6651 2007-07-05 Richard Guenther <rguenther@suse.de>
6654 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
6656 * tree-ssa.c (useless_type_conversion_p): Check canonical
6659 2007-07-05 Anatoly Sokolov <aesok@post.ru>
6661 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
6662 zero_extendhisi2): Change to define_insn_and_split.
6663 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
6665 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
6667 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
6668 pass_match_asm_constraints): New.
6669 * passes.c (init_optimization_passes): Add new pass.
6670 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
6671 * function.h (struct function): Add has_asm_statement bit.
6672 (current_function_has_asm_statement): New.
6673 * tree-pass.h (pass_match_asm_constraints): New.
6675 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
6677 * config/mips/mips.c (mips_file_start): Avoid declaration
6680 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6682 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
6684 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
6686 * rtl.def (NOTE): Change print format string to print
6687 operand 5 as a note insn name.
6689 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6690 David Ung <davidu@mips.com>
6692 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
6693 * doc/invoke.texi: (MIPS Options): Document them.
6695 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6696 David Ung <davidu@mips.com>
6698 Add support for SmartMIPS ASE.
6700 * optabs.c (expand_binop_directly): New, broken out from...
6701 (expand_binop): Here. Make it try rotating in the other
6702 direction even when the second operand isn't constant.
6703 * config/mips/mips.md (*lwxs): New.
6704 * config/mips/mips.opt (msmartmips): New.
6705 * config/mips/mips.c (mips_lwxs_address_p): New.
6706 (mips_rtx_costs): Make it recognize scaled indexed addressing.
6707 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6708 __mips_smartmips when compiling for TARGET_SMARTMIPS.
6709 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
6710 (ISA_HAS_LWXS): New.
6711 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
6712 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
6713 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
6714 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
6715 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
6716 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
6717 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
6719 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6721 * tree-vectorizer.c (new_loop_vec_info): Initialize
6722 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6723 * tree-vectorizer.h (_loop_vec_info): Added new filed
6724 min_profitable_iters.
6725 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
6726 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
6727 * tree-vect-analyze.c (vect_analyze_operations): Set
6728 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6729 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
6730 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
6731 Fix calculation of peel_iters_prologue. Move consideration of epilogue
6732 and prologue cost to after they are computed.
6733 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
6735 (vect_model_simple_cost): Takes additional argument dt. Consider cost
6736 of creating vectors from scalars according to dt.
6737 (vect_model_store_cost): Likewise.
6738 (vectorizable_call): Use dt array instead of scalar dt. Call
6739 vect_model_simple_cost with additional argument dt.
6740 (vectorizable_assignment): Likewise.
6741 (vectorizable_operation): Likewise.
6742 (vectorizable_type_demotion): Likewise.
6743 (vectorizable_type_promotion): Likewise.
6744 (vectorizable_store): Use dt array instead of scalar dt. Call
6745 vect_model_store_cost with additional argument dt.
6746 (vect_do_peeling_for_loop_bound): Don't call
6747 vect_estimate_min_profitable_iters. Instead, lookup
6748 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
6749 "may not be profitable".
6751 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6754 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
6755 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
6756 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
6757 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
6759 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
6761 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
6762 addressing modes cheaper.
6764 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
6766 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
6767 (dw_ranges_struct): Rename block_num to num. Adjust.
6768 (dw_ranges_by_label_struct): New.
6769 (ranges_by_label, ranges_by_label_allocated,
6770 ranges_by_label_in_use): New variables.
6771 (add_ranges_num): Factored most of the code out of...
6772 (add_ranges): ... this one. Rewrite in terms of the former.
6773 (add_ranges_by_labels): New.
6774 (output_ranges): Output by-label ranges.
6775 (dwarf2out_finish): Output range for multiple-section
6776 compile_unit. Output standard DW_AT_low_pc in addition to
6777 unexpected DW_AT_entry_pc.
6779 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
6781 PR tree-optimization/32604
6782 PR tree-optimization/32606
6784 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
6785 (compute_antic_safe): Removed.
6786 (ANTIC_SAFE_LOADS): Ditto.
6787 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
6788 (execute_pre): Don't call compute_antic_safe.
6789 (vuse_equiv): New function.
6790 (make_values_for_stmt): Use it
6791 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
6794 2007-07-04 Anatoly Sokolov <aesok@post.ru>
6797 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
6799 (avr_attribute_table): Make "naked" attribute apply to function types
6800 rather than to decls.
6801 (avr_handle_fntype_attribute): New function.
6803 2007-07-04 Joseph Myers <joseph@codesourcery.com>
6805 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
6808 2007-07-04 David Ung <davidu@mips.com>
6809 Joseph Myers <joseph@codesourcery.com>
6811 * config/mips/mips.md (type): Add logical, signext and move.
6812 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
6813 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
6814 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
6815 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
6816 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
6817 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
6818 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
6819 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
6820 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
6821 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
6822 movv2sf_hardfloat_64bit): Use the new types.
6823 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
6824 *movdf_softfloat, *movdf_mips16): Use "multi".
6825 (extendqihi2): Replace with a define_expand.
6826 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
6827 Based on extend<SHORT:mode><GPR:mode>2 patterns.
6828 * config/mips/74k.md (r74k_int_logical): New reservation and
6830 (r74k_int_arith): Remove "slt".
6831 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
6832 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
6833 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
6834 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
6835 reservations for "arith".
6837 2007-07-04 Richard Guenther <rguenther@suse.de>
6839 * tree-ssa.c (useless_type_conversion_p): Add handling for
6840 scalar float and vector types. Only call the types_compatible_p
6841 langhook for aggregate types as last resort. Follow the
6844 2007-07-04 Richard Guenther <rguenther@suse.de>
6846 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
6847 the same as NOP_EXPR.
6849 2007-07-04 Nick Clifton <nickc@redhat.com>
6851 * target.h (struct gcc_target): Add target_help field.
6852 * target-def.h (TARGET_HELP): New.
6853 (TARGET_INITIALIZER): Use TARGET_HELP.
6854 * opts.c (command_handle_option): Invoke target_help function, if
6855 defined, when the user has specified --target-help on the command
6857 * doc/invoke.texi: Mention that --target-help might print
6858 additional information.
6859 * doc/tm.texi: Document TARGET_HELP hook.
6861 * arm.c (TARGET_HELP): Override default definition.
6862 (arm_target_help): New - display a wrapped list of cores and
6863 architectures supported.
6865 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
6867 * config/v850/v850.c (expand_prologue): Make sure
6868 GEN_INT() argument is sign extended rather than zero extended.
6869 (expand_epilogue): Likewise.
6870 (output_move_double): Delete.
6871 * config/v850/v850-protos.h (output_move_double): Delete.
6872 * config/v850/v850.md (movdi): Delete.
6873 (*movdi_internal): Delete.
6875 (*movdf_internal): Delete.
6877 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6879 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
6880 unless compiling RTP PIC.
6882 2007-07-04 Richard Guenther <rguenther@suse.de>
6884 PR tree-optimization/32482
6885 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
6886 original ssa name if we didn't find a shift expression.
6887 Fix shift constant for bit zero test.
6889 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6891 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
6893 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6895 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
6896 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
6897 * config/arm/vxworks.h (ASM_SPEC): Delete.
6898 (SUBTARGET_EXTRA_ASM_SPEC): Define.
6900 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6902 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
6903 (DDR_REVERSED_P): New.
6904 * tree-data-ref.c (initialize_data_dependence_relation,
6905 build_classic_dist_vector): Set DDR_REVERSED_P.
6907 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6910 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
6911 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6912 init_omega_for_ddr_1): Use non conservative number of iterations
6914 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
6915 (analyze_siv_subscript): Remove FIXME and reinitialization of
6916 last_conflicts to chrec_dont_know.
6917 * testsuite/gfortran.dg/vect/pr32457.f90: New.
6919 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6921 * tree.c (maybe_canonicalize_argtypes): Improve description.
6923 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6925 * tree.c (maybe_canonicalize_argtypes): New.
6926 (build_function_type): Set canonical type.
6927 (build_method_type_directly): Ditto.
6928 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
6931 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6933 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
6935 (rewrite_use_nonlinear_expr): Likewise.
6937 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
6939 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
6941 2007-07-04 Ben Elliston <bje@au.ibm.com>
6943 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
6946 * c-objc-common.c (c_types_compatible_p): Fix indentation.
6948 * doc/tm.texi (Run-time Target): Capitalise "CPU".
6949 (Exception Handling): Likewise.
6951 2007-07-03 Jan Hubicka <jh@suse.cz>
6953 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
6955 2007-07-03 Eric Christopher <echristo@apple.com>
6957 * doc/cppopts.texi: Add conflicting option note to -dM.
6958 * doc/invoke.texi: Add note about possible conflicts with
6959 -E for -dCHARS and note that -dM will not produce
6960 any results if there is no machine dependent reorg.
6962 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6964 * tree.h (DECL_ALIGN): Back out previous change.
6966 2007-07-03 Joseph Myers <joseph@codesourcery.com>
6968 * configure.ac: Test for .dtprelword support on MIPS.
6969 * configure, config.in: Regenerate.
6970 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
6971 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6973 2007-07-03 Julian Brown <julian@codesourcery.com>
6975 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
6976 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
6977 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
6978 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
6980 (all_fpus): Add FPUTYPE_VFP3.
6981 (fp_model_for_fpu): Add VFPv3 field.
6982 (arm_rtx_costs_1): Give cost to VFPv3 constants.
6983 (vfp3_const_double_index): New function. Return integer index of
6984 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
6986 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
6987 and argument represents a valid RTX for a VFPv3 constant.
6988 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
6990 (vfp_emit_fstmd): Similar, for fstmd.
6991 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
6992 constants, represented as integer indices.
6993 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
6994 VFP_REGNO_OK_FOR_DOUBLE macros.
6995 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
6996 (arm_file_start): Set float-abi attribute for VFPv3, and output
6997 correct ".fpu" assembler directive.
6998 (arm_dbx_register_numbering): Add FIXME.
6999 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
7000 (fputype): Add FPUTYPE_VFP3.
7001 (FIXED_REGISTERS): Add 32 registers for D16-D31.
7002 (CALL_USED_REGISTERS): Likewise.
7003 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
7004 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
7005 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
7006 (D7_VFP_REGNUM): New.
7007 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
7008 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
7009 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
7010 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
7011 (REG_ALLOC_ORDER): Adjust for VFPv3.
7012 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
7013 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
7014 VFP_LO_REGS, VFP_HI_REGS.
7015 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
7016 (IS_VFP_CLASS): Define macro.
7017 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
7019 (REGISTER_MOVE_COST): Likewise.
7020 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
7021 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
7022 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
7023 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
7024 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
7025 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
7026 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
7027 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
7028 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
7029 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
7030 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
7031 where appropriate for single-word registers.
7032 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
7033 As above. Fix type attributes.
7034 * config/arm/constraints.md (register_contraint "t"): Define.
7035 (register_constraint "w"): Change to D0-D15, or D0-D31 for
7037 (register_constraint "x"): Define.
7038 (constraint "Dv"): Define.
7040 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7042 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
7044 2007-07-03 Tom Tromey <tromey@redhat.com>
7046 * c-parser.c (objc_pq_context): Removed.
7047 (objc_need_raw_identifier): Likewise.
7048 (c_parser) <objc_pq_context>: New field.
7049 <objc_need_raw_identifier>: Likewise.
7050 (OBJC_NEED_RAW_IDENTIFIER): Removed.
7051 (c_lex_one_token): Update.
7052 (c_parser_objc_protocol_definition): Update.
7053 (c_parser_objc_method_definition): Update.
7054 (c_parser_objc_methodproto): Update.
7055 (c_parser_declspecs): Update.
7057 2007-07-03 David Ung <davidu@mips.com>
7059 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
7061 2007-07-03 David Ung <davidu@mips.com>
7062 Richard Sandiford <richard@codesourcery.com>
7064 * doc/invoke.texi: Document -march=74kf3_2.
7065 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
7066 (TUNE_74K): Check for it.
7067 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
7068 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
7069 * config/mips/mips.md (cpu): Add 74kf3_2.
7070 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
7071 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
7072 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
7073 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
7074 74kf3_2 to the CPU list.
7075 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
7076 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
7077 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
7078 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
7079 (r74kf3_2_fxfer_from_c1): New insn reservations.
7081 2007-07-03 Richard Sandiford <richard@codesourcery.com>
7082 David Ung <davidu@mips.com>
7084 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
7085 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
7086 and 74k[fx]. Document aliases for the new options.
7087 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
7088 (PROCESSOR_24KF2_1): ...this.
7089 (PROCESSOR_24KX): Rename to...
7090 (PROCESSOR_24KF1_1): ...this.
7091 (PROCESSOR_74KF): Rename to...
7092 (PROCESSOR_74KF2_1): ...this.
7093 (PROCESSOR_74KX): Rename to...
7094 (PROCESSOR_74KF1_1): ...this.
7095 (TUNE_74K): Update PROCESSOR_* names.
7096 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
7097 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
7098 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
7099 (mips_rtx_cost_data): Update processor names in comments.
7100 (mips_issue_rate): Update PROCESSOR_* names.
7101 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
7102 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
7103 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
7104 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
7105 Update cpu attribute names.
7106 (r24k_fpu_iss): Rename this reservation to...
7107 (r24kf2_1_fpu_iss): ...this and update all uses.
7108 (r24kx_fpu_iss): Rename this reservation to...
7109 (r24kf1_1_fpu_iss): ...this and update all uses.
7110 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
7111 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
7112 Update cpu attribute names.
7114 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
7116 * config/m32r/constraints.md: New file.
7117 * config/m32r/m32r.c: Include tm-constrs.h.
7118 (small_data_operand): Use satisfies_constraint_* instead of macro.
7119 (addr24_operand, gen_compare): Likewise.
7120 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
7121 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
7122 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7123 EXTRA_CONSTRAINT): Likewise.
7124 * config/m32r/m32r.md: Include constraints.md.
7125 (*movsi_insn): Use satisfies_constraint_* instead of macro.
7126 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
7127 * config/m32r/predicates.md (conditional_move_operand): Likewise.
7128 (two_insn_const_operand, int8_operand, uint16_operand,
7129 reg_or_int16_operand, reg_or_uint16_operand,
7130 reg_or_cmp_int16_operand, cmp_int16_operand,
7131 seth_add3_operand): Likewise.
7133 2007-07-03 Eric Christopher <echristo@gmail.com>
7135 * libgcc2.h: Conditionally declare __bswapsi2 and
7138 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
7140 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
7143 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7146 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
7147 (__gthrw_pragma): Provide default definition.
7149 * gthr-posix.c (__gthrw_pragma): Define.
7151 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
7153 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
7154 before declaring inequality.
7156 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
7158 * combine.c (recog_for_combine): Log the success or failure of
7159 matching new insn patterns against the machine description in
7162 2007-07-03 Revital Eres <eres@il.ibm.com>
7164 * ddg.c (print_sccs): New function.
7165 (check_sccs): New function.
7166 (create_ddg_all_sccs): Use it.
7167 * ddg.h (print_sccs): Declare.
7168 * modulo-sched.c (sms_order_nodes): Call print_sccs.
7170 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
7172 * targhooks.h (default_mode_for_suffix): New function declaration.
7173 * targhooks.c (default_mode_for_suffix): New default target hook.
7174 * target.h (struct c): New structure in the targetm struct.
7175 (mode_for_suffix): New target hook as part of struct c.
7176 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
7177 default_mode_for_suffix.
7178 (TARGET_C): New define.
7179 * c-lex.c: Include "target.h".
7180 (interpret_float): Use targetm.c.mode_for_suffix to determine
7181 the mode for a given non-standard suffix.
7182 Makefile.in (c-lex.o): Depend on $(TARGET_H).
7184 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
7185 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
7187 * doc/extend.texi (Floating Types): New node. Document __float80 and
7188 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
7190 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7193 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
7194 predicate instead of target_operand.
7195 (divsi3_i1_media, divsi3_media_2): Likewise.
7197 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
7199 * tree.h (alias_sets_might_conflict_p): Rename into
7200 alias_sets_must_conflict_p.
7201 * alias.c (alias_sets_might_conflict_p): Likewise.
7202 (alias_sets_conflict_p): Use it.
7203 (objects_must_conflict_p): Likewise.
7204 * c-common.c (strict_aliasing_warning): Adjust.
7206 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7208 * rtlhooks.c (gen_lowpart_if_possible): Check for
7209 invalid subreg before calling gen_lowpart_SUBREG.
7211 2007-07-02 Geoffrey Keating <geoffk@apple.com>
7213 * config/darwin9.h: Add copyright notice.
7214 (LINK_COMMAND_SPEC): Add comment.
7215 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
7216 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
7217 DARWIN_LIBSYSTEM_HAS_UNWIND.
7219 2007-07-02 Jakub Jelinek <jakub@redhat.com>
7222 * omp-low.c (check_combined_parallel): New function.
7223 (lower_omp_parallel): Call it via walk_stmts, set
7224 OMP_PARALLEL_COMBINED if appropriate.
7225 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
7226 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
7227 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
7228 don't consider it as combined parallel.
7230 2007-07-02 Richard Sandiford <richard@codesourcery.com>
7232 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7233 (gcc_tooldir): Likewise.
7234 * configure: Regenerate.
7235 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7236 old configure.ac gcc_tooldir setting.
7237 (prefix_to_exec_prefix): New variable.
7238 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7239 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7241 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
7243 Fix PR tree-optimization/32583
7244 Fix PR tree-optimization/32584
7245 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
7246 (phi_translate_set): Use phi_translate directly now.
7247 (make_values_for_stmt): Don't value number RHS if we already know
7250 2007-07-02 Steve Ellcey <sje@cup.hp.com>
7251 Jim Wilson <wilson@specifix.com>
7254 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
7257 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
7258 Richard Sandiford <richard@codesourcery.com>
7259 Nigel Stephens <nigel@mips.com>
7261 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
7262 (mips16e_output_save_restore): Declare.
7263 (mips16e_save_restore_pattern_p): Likewise.
7264 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
7265 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
7266 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
7267 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
7268 (BITSET_P): New global macro, extracted from...
7269 (mips_for_each_saved_reg): ...here.
7270 (mips16e_save_restore_info): New struct.
7271 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
7272 (mips16e_save_restore_regs): New variable.
7273 (mips_split_plus, mips16e_find_first_register): New functions.
7274 (mips16e_mask_registers): New function.
7275 (compute_frame_size): Expand the commentary before the function.
7276 Enforce the MIPS16e save and restore register range restrictions.
7277 Pad the general register save area at the low end.
7278 (mips16e_save_restore_reg, mips16e_build_save_restore)
7279 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
7280 (mips16e_output_save_restore, mips16e_collect_propagate_value)
7281 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
7283 (mips_expand_prologue, mips_expand_epilogue): Handle
7284 GENERATE_MIPS16E_SAVE_RESTORE.
7285 * config/mips/mips.md (*mips16e_save_restore): New pattern.
7287 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
7289 PR tree-optimization/31966
7290 PR tree-optimization/32533
7291 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
7292 "basic_block" description as its third argument. Update function
7293 calls to get destination bb from "edge" argument. Save "cond" into
7294 aux field of the edge. Update prototype for changed arguments.
7295 (if_convertible_loop_p): Clear aux field of incoming edges if bb
7297 (find_phi_replacement_condition): Operate on incoming edges, not
7298 on predecessor blocks. If there is a condition saved in the
7299 incoming edge aux field, AND it with incoming bb predicate.
7300 Return source bb of the first edge.
7301 (clean_predicate_lists): Clean aux field of outgoing node edges.
7302 (tree_if_conversion): Do not initialize cond variable. Move
7303 variable declaration into the loop.
7304 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
7305 initializations of new_stmt, arg0 and arg1 variables.
7307 2007-07-02 Jakub Jelinek <jakub@redhat.com>
7309 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
7310 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
7312 2007-07-02 Richard Guenther <rguenther@suse.de>
7314 * tree-ssa.c (useless_type_conversion_p): Document
7315 future intent as defining the middle-end type system.
7316 Re-structure to call langhook last, group by type class,
7317 mark questionable parts.
7319 2007-07-02 Richard Guenther <rguenther@suse.de>
7321 * tree-flow.h (types_compatible_p): Declare.
7322 * tree-ssa.c (types_compatible_p): New function.
7323 * ipa-type-escape.c (discover_unique_type): Use
7324 types_compatible_p instead of lang_hooks.types_compatible_p.
7325 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
7326 * tree-vn.c (expressions_equal_p): Likewise.
7327 * tree.c (fields_compatible_p): Likewise.
7328 * tree-ssa-dom.c (avail_expr_eq): Likewise.
7329 (cprop_operand): Use useless_type_conversion_p instead of
7330 lang_hooks.types_compatible_p.
7331 * tree-inline.c (setup_one_parameter): Likewise.
7332 (declare_return_variable): Likewise.
7333 * tree-nrv.c (tree_nrv): Likewise.
7334 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7335 (maybe_fold_offset_to_component_ref): Likewise.
7336 (maybe_fold_offset_to_reference): Likewise.
7337 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7338 (merge_alias_info): Likewise.
7339 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7340 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7341 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
7342 * tree-tailcall.c (find_tail_calls): Likewise.
7343 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
7344 * gimplify.c (canonicalize_addr_expr): Likewise.
7345 (fold_indirect_ref_rhs): Likewise.
7346 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
7347 (cpt_same_type): Likewise.
7348 (check_pointer_types_r): Swap parameters to cpt_same_type
7350 * fold-const.c (fold_convert): Revert fix for PR15988.
7351 * tree-inline.c (setup_one_parameter): Instead fix it here by
7352 using fold_build1 instead of fold_convert and checking for
7353 error_mark_node. Convert only if the conversion is necessary.
7355 2007-07-02 Joseph Myers <joseph@codesourcery.com>
7357 * configure.ac: Check for .gnu_attribute on Power.
7358 * configure: Regenerate.
7359 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
7360 attribute for floating-point ABI.
7362 2007-07-02 Ira Rosen <irar@il.ibm.com>
7364 PR tree-optimization/32230
7365 PR tree-optimization/32477
7366 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
7367 address is a constant.
7369 2007-07-02 Richard Sandiford <richard@codesourcery.com>
7371 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
7372 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
7373 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
7374 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
7375 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
7376 64-bit targets. Add support for *-elfoabi*.
7377 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
7378 different settings if $(tm_defines) does not select the EABI.
7379 (MULTILIB_EXCLUSIONS): Define in those circumstances.
7380 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
7381 (MIPS_ARCH_OPTION_SPEC): Likewise.
7382 (MIPS_ISA_LEVEL_SPEC): Likewise.
7383 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
7384 * config/mips/elfoabi.h: New file.
7386 2007-07-02 Richard Guenther <rguenther@suse.de>
7388 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
7389 (useless_type_conversion_p): ... this.
7390 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
7391 (useless_type_conversion_p): ... this.
7392 * builtins.c (fold_builtin_memory_op): Rename
7393 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
7394 * tree-cfg.c (verify_expr): Likewise.
7395 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
7396 * tree-ssa-ccp.c (ccp_fold): Likewise.
7397 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7398 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
7399 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7400 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
7401 * tree-ssa-pre.c (eliminate): Likewise.
7402 * tree-ssa.c (delete_tree_ssa): Likewise.
7403 (tree_ssa_useless_type_conversion): Likewise.
7404 * tree.c (build2_stat): Likewise.
7406 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7408 Fix PR tree-optimization/32571
7409 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
7412 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7414 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
7415 and other expected operations explicitly, change default to
7418 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7420 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
7422 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
7423 (tls_load_dot_plus_eight): Move the label number into the unspec.
7424 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
7426 2007-07-01 Andreas Schwab <schwab@suse.de>
7428 * dwarf2out.c (initial_return_save): Define only if used.
7430 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
7432 Unreverting Richard's Revert of:
7434 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7436 * dce.c (deletable_insn_p_1): New function, split out from...
7437 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7438 specially, not those inside PARALLELs. Remove BODY argument
7439 and adjust recursive call accordingly.
7440 (prescan_insns_for_dce): Update call to delete_insn_p.
7442 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
7443 Revital Eres <eres@il.ibm.com>
7445 * ddg.c (create_ddg_all_sccs): Fix missed
7446 initialization of scc_nodes.
7448 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
7451 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
7452 X + ~X to 1 only for INTEGRAL_TYPE_P type.
7454 2007-06-30 Joseph Myers <joseph@codesourcery.com>
7456 * configure.ac: Check for .gnu_attribute on MIPS.
7457 * configure, config.in: Regenerate.
7458 * config/mips/mips.c (mips_file_start): If supported, output
7459 attribute for floating-point ABI.
7461 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
7464 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
7465 (ffs_cmove): New expander to expand using ctz pattern.
7466 (*ffs_cmove): Remove pattern.
7467 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
7468 (ffsdi2): Expand using ctz pattern.
7469 (*ffs_rex64): Remove pattern.
7471 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7473 PR rtl-optimization/32296
7474 * pa.md (return): Delete pattern.
7475 (return_internal): Remove "(const_int 1)" from pattern.
7476 (epilogue): Use return_internal pattern for trivial returns.
7477 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
7478 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
7480 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7482 * tree-ssa-pre.c (is_exception_related): New function
7483 (can_value_number_operation): Use it.
7485 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7487 Fix PR tree-optimization/32540
7488 Fix PR tree-optimization/31651
7490 * tree-ssa-sccvn.c: New file.
7492 * tree-ssa-sccvn.h: Ditto.
7494 * tree-vn.c: Include tree-ssa-sccvn.h
7495 (val_expr_paid_d): Removed.
7496 (value_table): Ditto.
7497 (vn_compute): Ditto.
7498 (val_expr_pair_hash): Ditto.
7499 (val_expr_pair_expr_eq): Ditto.
7500 (copy_vuses_from_stmt): Ditto.
7503 (shared_vuses_from_stmt): Ditto.
7504 (print_creation_to_file): Moved up.
7505 (sort_vuses): Ditto.
7506 (sort_vuses_heap): Ditto.
7507 (set_value_handle): Make non-static.
7508 (make_value_handle): Ditto.
7509 (vn_add): Rewritten to use sccvn lookups.
7510 (vn_add_with_vuses): Ditto.
7511 (vn_lookup): Ditto (and second argument removed).
7512 (vn_lookup_with_vuses): Ditto.
7513 (vn_lookup_or_add): Ditto (and second argument removed);
7514 (vn_lookup_or_add_with_vuses): Ditto.
7515 (vn_lookup_with_stmt): New.
7516 (vn_lookup_or_add_with_stmt): Ditto.
7517 (create_value_handle_for_expr): Ditto.
7519 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
7520 (seen_during_translate): New function.
7521 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
7522 (phi_trans_add): Ditto.
7523 (constant_expr_p): FIELD_DECL is always constant.
7524 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
7525 Use constant_expr_p.
7526 Avoid infinite recursion on mutually valued expressions.
7527 Change callers of vn_lookup_or_add.
7528 (phi_translate): New function.
7529 (compute_antic_safe): Allow phi nodes.
7530 (create_component_ref_by_pieces): Update for FIELD_DECL change.
7531 (find_or_generate_expression): Rewrite slightly.
7532 (create_expression_by_pieces): Updated for vn_lookup_or_add
7534 Update VN_INFO for new names.
7535 (insert_into_preds_of_block): Update for new names.
7536 (add_to_exp_gen): New function.
7537 (add_to_sets): Use vn_lookup_or_add_with_stmt.
7538 (find_existing_value_expr): Rewrite to changed vn_lookup.
7539 (create_value_expr_from): Ditto, and use add_to_exp_gen.
7540 (try_look_through_load): Removed.
7541 (try_combine_conversion): Ditto.
7542 (get_sccvn_value): New function.
7543 (make_values_for_phi): Ditto.
7544 (make_values_for_stmt): Ditto.
7545 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
7547 (init_pre): Update for SCCVN changes.
7549 (execute_pre): Ditto.
7551 * tree-flow.h (make_value_handle): Declare.
7552 (set_value_handle): Ditto.
7553 (sort_vuses_heap): Ditto.
7554 (vn_lookup_or_add_with_stmt): Ditto.
7555 (vn_lookup_with_stmt): Ditto.
7556 (vn_compute): Remove.
7559 (vn_lookup): Update arguments.
7561 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
7563 (tree-ssa-sccvn.o): New.
7564 (OBJS-common): Add tree-ssa-sccvn.o
7566 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7569 * c-typeck.c (build_external_ref): Don't mark as used if called
7571 * calls.c (rtx_for_function_call): Likewise.
7573 2007-06-30 Richard Sandiford <richard@codesourcery.com>
7577 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7579 * dce.c (deletable_insn_p_1): New function, split out from...
7580 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7581 specially, not those inside PARALLELs. Remove BODY argument
7582 and adjust recursive call accordingly.
7583 (prescan_insns_for_dce): Update call to delete_insn_p.
7585 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
7587 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
7588 (try_combine): Move potential calls to undo_all() so they happen
7589 before we commit to using the combined insns.
7591 2006-06-30 Jan Hubicka <jh@suse.cz>
7593 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
7596 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
7598 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
7599 (cgraph_remove_unreachable_nodes): Likewise.
7600 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
7601 * ipa-inline.c (update_caller_keys): Cast according to the coding
7603 (cgraph_decide_recursive_inlining): Likewise.
7604 (cgraph_decide_inlining_of_small_function): Likewise.
7605 (try_inline): Likewise.
7606 (cgraph_decide_inlining_incrementally): Likewise.
7607 * ipa-pure-const.c (get_function_state): Likewise.
7608 (scan_function): Likewise.
7609 (analyze_function): Likewise.
7610 (static_execute): Likewise.
7611 * ipa-reference.c (scan_for_static_refs): Likewise.
7612 (merge_callee_local_info): Likewise.
7613 (analyze_function): Use type safe memory macros.
7614 (static_execute): Likewise. Cast according to the coding conventions.
7615 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
7617 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
7619 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
7620 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
7623 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7626 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
7627 for complex modes (both int and real).
7629 2007-06-29 Jan Hubicka <jh@suse.cz>
7631 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
7633 2007-06-29 Jan Hubicka <jh@suse.cz>
7636 * cse.c (cse_insn): Avoid invalid sharing in between register note and
7639 2007-06-29 Anatoly Sokolov <aesok@post.ru>
7642 * config/avr/avr.c: Include dataflow header file.
7643 (expand_prologue): Adjust for prologue insn change.
7644 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
7647 2007-06-29 Richard Guenther <rguenther@suse.de>
7650 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
7651 during type verification.
7653 2007-06-29 Jan Hubicka <jh@suse.cz>
7655 * recog.c (validate_change_rtx_1): Unshare TO argument.
7657 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
7659 PR tree-optimization/24659
7660 * tree-vect-transform.c (vectorizable_call): Handle
7661 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7663 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
7664 * config/i386/i386.c (enum ix86_builtins)
7665 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
7666 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
7668 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
7669 const using def_builtin_const.
7670 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
7671 input operands in the same modes as the result.
7672 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
7674 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
7676 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
7677 (df_set_dead_notes_for_mw): Likewise.
7679 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
7681 * c-common.c (pointer_int_sum): Do the negation in sizetype.
7683 2007-06-28 DJ Delorie <dj@redhat.com>
7685 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
7687 2007-06-28 Geoffrey Keating <geoffk@apple.com>
7689 * doc/invoke.texi (C++ Dialect Options): Document
7690 fvisibility-ms-compat.
7691 * c.opt (fvisibility-ms-compat): New.
7693 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7696 * tree-affine.c (aff_combination_add_elt): Handle
7697 pointer addition specially.
7699 2007-06-28 Jakub Jelinek <jakub@redhat.com>
7701 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
7702 decl is non-external for AIX ABI.
7704 2007-06-28 David Edelsohn <edelsohn@gnu.org>
7706 * config/rs6000/predicates.md (current_file_function_operand):
7707 Ensure the symbol is non-external for AIX ABI.
7709 2007-06-28 Nick Clifton <nickc@redhat.com>
7711 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
7712 (fdce, fdse, fpredictive-commoning): Likewise.
7714 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7717 * gcc.c (process_command): Recognize the new -static-libgfortran
7720 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
7723 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
7724 Use a call clobbered hard reg instead of a pseudo reg.
7726 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7728 * config/sh/sh.md (load_gbr): Use correct operand constraint.
7730 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7733 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
7734 REG_LIBCALL and REG_RETVAL notes.
7735 (divsi3, mulsi3): Likewise.
7736 (mulhisi3): Likewise. Use emit_libcall_block.
7737 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
7739 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
7741 PR rtl-optimization/32481
7742 * combine.c (adjust_for_new_dest): Rescan the changed insn.
7744 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7746 * dce.c (deletable_insn_p_1): New function, split out from...
7747 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7748 specially, not those inside PARALLELs. Remove BODY argument
7749 and adjust recursive call accordingly.
7750 (prescan_insns_for_dce): Update call to delete_insn_p.
7752 2007-06-27 Richard Guenther <rguenther@suse.de>
7755 * tree.h (fold_convertible_p): Declare.
7756 * fold-const.c (fold_convertible_p): New function.
7757 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
7758 instead of lang_hooks.types_compatible_p.
7760 2007-06-26 Jan Hubicka <jh@suse.cz>
7762 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
7763 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
7764 early use validate_unshare_change.
7765 (reload_combine): Likewise.
7766 * recog.c (change_t): New field unshare.
7767 (validate_change_1): Rename from validate_change; add argument unshare.
7768 (validate_change): Turn into wrapper of validate_change_1; update
7769 prototype for bools.
7770 (validate_unshare_change): New.
7771 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
7772 calls of df_insn_rescan.
7773 * recog.h (validate_change): Replace ints by bools.
7774 (validate_unshare_change): Declare.
7776 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7778 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
7780 2007-06-26 Steve Ellcey <sje@cup.hp.com>
7782 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
7784 2007-06-25 Jan Hubicka <jh@suse.cz>
7786 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
7788 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
7789 cgraph_decide_inlining_incrementally): Move uninlinability checks to
7790 places other call site specific checks are performed.
7792 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7795 * tree-vect-transform.c (vectorizable_operation): Convert
7796 POINTER_PLUS_EXPR over to PLUS_EXPR.
7798 2007-06-25 Chao-ying Fu <fu@mips.com>
7800 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
7801 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
7802 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7803 Document GET_MODE_IBIT, and GET_MODE_FBIT.
7805 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
7806 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7807 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
7808 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
7809 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
7810 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
7811 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
7812 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
7813 ALL_FIXED_POINT_MODE_P): New define.
7814 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7816 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
7818 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
7819 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7820 MODE_VECTOR_UACCUM): New mode classes.
7822 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
7823 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
7824 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
7827 * genmodes.c (struct mode_data): Add ibit and fbit fields.
7828 (blank_mode): Initialize ibit and fbit.
7829 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
7830 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7832 (new_adjust): Change required_class to required_class_from and
7833 required_class_to for testing within a range.
7834 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7835 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7837 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
7838 (make_fixed_point_mode): New.
7839 (_ADD_ADJUST): Change C to C1 and C2.
7840 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
7841 use a range for machine classes.
7842 (ADJUST_IBIT, ADJUST_FBIT): New.
7843 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
7845 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7846 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7847 Emit adjustment for ibit and fbit.
7848 (emit_mode_ibit, emit_mode_fbit): New.
7849 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
7851 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
7853 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
7854 as the source of the set.
7856 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
7858 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
7859 FP_REGNO_P): Use IN_RANGE.
7860 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
7861 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
7862 (DATA_REG_P): Use DATA_REGNO_P.
7863 (FP_REG_P): Use FP_REGNO_P.
7864 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
7865 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
7866 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
7868 2007-06-24 Jan Hubicka <jh@suse.cz>
7871 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
7873 2007-06-24 Sebastian Pop <sebpop@gmail.com>
7876 * fold-const.c (fold_binary): Strip nops of operand 0
7877 of BIT_NOT_EXPR before calling operand_equal_p.
7878 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
7879 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
7881 2007-06-23 Mark Mitchell <mark@codesourcery.com>
7883 * doc/extend.texi: Document that dllimport and dllexport imply
7885 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
7886 imported or exported declaration, including type declarations.
7887 * c-common.c (handle_visibility_attribute): Check for conflicts
7888 with dllimport/dllexport.
7889 (c_determine_visibility): Handle dllimport/dllexport as an
7890 explicit visibility atttribute.
7892 2007-06-23 Richard Guenther <rguenther@suse.de>
7894 PR tree-optimization/16876
7896 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
7898 * tree-inline.c (initialize_inlined_parameters): Do not call
7899 lang_hooks.tree_inlining.convert_parm_for_inlining.
7900 * cgraphbuild.c (initialize_inline_failed): Set inline failed
7901 reason for mismatched types.
7902 * gimplify.c (gimplify_call_expr): Verify the call expression
7903 arguments match the called function type signature. Otherwise
7904 mark the call expression to be not considered for inlining
7905 using CALL_CANNOT_INLINE_P flag.
7906 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
7907 edges call expression.
7908 (cgraph_decide_inlining_of_small_function): Likewise.
7909 (cgraph_decide_inlining): Likewise.
7910 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7912 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
7913 * c-typeck.c (c_convert_parm_for_inlining): Remove.
7914 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
7916 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
7917 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
7919 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7920 convert_parm_for_inlining member.
7922 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
7925 * arm.md (negscc): Match the correct operand for optimized LT0 test.
7926 Remove optimization for GT.
7928 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
7931 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
7933 (prescan_insns_for_dce): Add extra parameter.
7935 2007-06-23 Jan Hubicka <jh@suse.cz>
7938 * gimplify.c (mark_addressable): New function.
7939 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
7941 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7944 * expr.c (store_constructor): Do not clobber non-zeroed memory.
7946 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7949 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
7950 moves between MMX/SSE registers to at least 8 units to prevent
7951 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
7953 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7955 * config/i386/i386.c (override_options): Correct x86_sahf
7958 2007-06-21 David Daney <ddaney@avtrex.com>
7961 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
7962 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
7963 (exception_receiver): Renamed to ...
7964 (nonlocal_goto_receiver): ... this.
7966 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
7968 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
7969 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
7970 partial register accesses.
7972 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
7974 * fold-const.c (debug_fold_checksum): Move it under
7975 ENABLE_FOLD_CHECKING.
7977 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7980 * tree.h (debug_fold_checksum): Declared.
7981 * fold-const.c (build_fold_addr_expr_with_type_1): New.
7982 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
7983 build_fold_addr_expr_with_type_1.
7984 (fold_addr_expr, debug_fold_checksum): New.
7985 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
7986 (fold_unary, fold_comparison, split_address_to_core_and_offset):
7989 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7991 PR tree-optimization/19590
7992 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
7993 of scev is a constant.
7994 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
7996 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7998 * df-problems.c (df_note_bb_compute): Made computation of live
7999 info consistent with df_lr.
8001 2007-06-21 Richard Guenther <rguenther@suse.de>
8003 PR tree-optimization/32453
8004 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
8005 for pointer anti-range.
8007 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
8009 * config/i386/i386.c (processor_target_table): Increase maximum
8010 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
8013 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
8014 byte alignment if > 8 byte alignment is preferred.
8015 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8017 2007-06-21 Jakub Jelinek <jakub@redhat.com>
8019 PR tree-optimization/31866
8020 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
8021 if ASM_EXPR's input is not a SSA_NAME.
8024 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
8025 but decl is a global var, instead return decl.
8026 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
8027 even for is_global_var decls, if they are private in some outer
8030 2007-06-21 Richard Guenther <rguenther@suse.de>
8032 PR tree-optimization/32451
8033 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
8035 2007-06-21 Christian Bruel <christian.bruel@st.com>
8037 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
8038 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
8039 (push_regs): Changed saving order or banked registers.
8040 (sh_expand_epilogue): Likewise.
8041 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
8042 (FIRST_BANKED_REG): Likewise.
8043 (LAST_BANKED_REG): Likewise.
8044 * config/sh/sh.md (banked) New attribute.
8045 (in_delay_slot): Check banked attribute.
8047 2007-06-20 Sebastian Pop <sebpop@gmail.com>
8049 PR tree-optimization/32075
8050 * tree-data-ref.c (subscript_dependence_tester_1,
8051 analyze_miv_subscript, analyze_overlapping_iterations,
8052 add_distance_for_zero_overlaps, build_classic_dist_vector,
8053 subscript_dependence_tester_1, analyze_overlapping_iterations,
8054 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
8055 compute_affine_dependence, compute_all_dependences): Pass loop_nest
8056 to evolution_function_is_affine_multivariate_p.
8058 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8060 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
8062 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
8065 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
8067 * config/m32c/prologue.md (epilogue_exitd_16): New.
8068 (epilogue_reit_16): New.
8069 (epilogue_exitd): Rename to epilogue_exitd_24.
8070 (epilogue_reit): Rename to epilogue_reit_24.
8072 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
8073 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8075 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
8077 * haifa-sched.c (queue_to_ready): Don't requeue next insn
8078 if dbg_cnt (sched_insn) reaches the limit.
8079 (choose_ready): New parameter INSN_PTR and new return value.
8080 (schedule_block): Handle dbg_cnt (sched_insn). Handle
8081 the new return value from choose_ready.
8082 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
8083 (rest_of_handle_global_alloc): New global_alloc_at_func.
8085 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
8087 PR tree-optimization/25737
8088 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
8089 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
8090 * tree-flow.h (struct fieldoff): Add new field alias_set.
8091 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
8092 argument addressable_type. Set alias_set of fieldoff.
8093 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
8094 (create_overlap_variables_for): Pass alias_set from fieldoff to
8096 * alias.c (get_alias_set): Use alias_set from SFT if set.
8098 2007-06-20 Hui-May Chang <hm.chang@apple.com>
8100 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
8101 of a variable as an unsigned HOST_WIDE_INT integer.
8103 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
8105 PR rtl-optimization/32405
8106 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
8108 2007-06-20 Jakub Jelinek <jakub@redhat.com>
8110 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
8113 * builtins.c: Include diagnostic.h.
8114 (expand_builtin_expect): Make gcc_assert more permissive.
8115 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
8118 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
8122 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
8123 if ACCUMULATE_OUTGOING_ARGS.
8125 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
8127 * config/m68hc11/m68hc11.c: Include dataflow header file.
8128 (m68hc11_reorg): Port to dataflow.
8130 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8132 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
8133 (struct df_problem.free_blocks_on_set_blocks): New field.
8134 (struct dataflow.optional_p): New field.
8135 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
8136 (df_live_set_all_dirty): New function.
8137 * df-scan.c (df_scan_alloc): Initialize optional_p.
8138 (problem_SCAN): Initialize free_blocks_on_set_blocks.
8139 * df-core.c (df_set_blocks): Removed use of
8140 DF_FIRST_OPTIONAL_PROBLEM. Now uses
8141 df_problem.free_blocks_on_set_blocks to determine which blocks are
8143 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
8144 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
8145 uses dataflow.optional_p to determine if problem should be
8147 (rest_of_handle_df_initialize): Only start live problem if
8149 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
8150 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
8151 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
8152 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
8153 problem_NOTE): Initialize free_blocks_on_set_blocks.
8154 (df_lr_bb_local_compute): Recompute luids if df_live problem is
8156 (df_live_set_all_dirty, df_note_alloc): New function.
8157 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
8159 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
8160 * postreload.c (reload_combine): Ditto.
8161 * cse.c (cse_extended_basic_block): Ditto.
8162 * regmove.c (mark_flags_life_zones): Ditto.
8163 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
8164 erase_matching_seqs): Ditto.
8165 * bt-load.c (compute_defs_uses_and_gen): Ditto.
8166 * integrate (allocate_initial_values): Ditto.
8167 * combine.c (reg_dead_at_p): Ditto.
8168 * resource.c (mark_target_live_regs): Ditto.
8169 * sched-rgn.c (check_live_1, update_live_1): Ditto.
8170 * config/sh/sh.c (find_r0_life_regions): Ditto.
8171 * global.c (rest_of_handle_global_alloc): Only add back df_live
8173 * local-alloc.c (rest_of_handle_local_alloc): Only remove
8175 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
8177 (if_convert): Make sure df_live is there at -O == 1.
8178 (pass_if_after_combine): Cleanup flags.
8179 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
8180 is there at -O == 1.
8182 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
8184 * config/arm/arm.c (arm_get_frame_offsets): Set
8185 offsets->locals_base to avoid negative stack size.
8186 (thumb1_expand_prologue): Assert on negative stack size.
8188 2007-06-19 Sebastian Pop <sebpop@gmail.com>
8190 PR tree-optimization/32367
8191 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
8192 of the chrec has no evolution in that loop.
8193 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
8195 2007-06-19 Bob Wilson <bob.wilson@acm.org>
8197 * config/xtensa/xtensa.c: Include "df.h".
8198 (xtensa_builtin_saveregs): Use adjust_address instead of
8200 (xtensa_va_start): Invoke make_tree with sizetype for
8201 expand_builtin_saveregs and then convert the result to a pointer.
8202 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
8203 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
8204 Subtract argument size from index value as integers and then use
8205 POINTER_PLUS_EXPR to add the result to the array address.
8207 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
8210 * config/m32c/m32c.c: Include dataflow header file.
8211 (m32c_emit_prologue): Adjust for prologue insn change.
8212 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
8213 once inside a PARALLEL. Assume frame size passed in operand 0
8214 includes space to save the fb register.
8215 (prologue_enter_24): Likewise.
8216 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
8218 2007-06-19 David Daney <ddaney@avtrex.com
8221 * config/mips/mips.md (cprestore): Mark $gp as used.
8223 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
8226 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
8227 (frv_ifcvt_modify_insn): Likewise.
8229 2007-06-19 Richard Guenther <rguenther@suse.de>
8231 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
8232 only handle positive offsets that fit in a HOST_WIDE_INT.
8234 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
8236 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
8237 result of rsqrt insn for zero input argument to avoid NaN.
8239 2007-06-19 Richard Guenther <rguenther@suse.de>
8242 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
8244 2007-06-19 Jakub Jelinek <jakub@redhat.com>
8246 PR tree-optimization/32353
8247 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
8249 2007-06-19 Nick Clifton <nickc@redhat.com>
8251 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
8253 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
8256 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
8257 * config/i386/i386.c (assign_386_stack_local): Assert that
8258 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
8259 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
8260 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
8261 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
8263 2007-06-18 Steve Ellcey <sje@cup.hp.com>
8265 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
8267 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
8269 PR rtl-optimization/32321
8270 * gcse.c (replace_store_insn): Update the note before
8271 calling emit_insn_after.
8273 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8276 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
8278 * df-problems.c (df_note_bb_compute): Fix dumping info.
8280 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
8282 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
8283 insn with emit_jump_insn.
8285 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
8287 PR tree-optimization/32383
8288 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
8289 * targhooks.h (default_builtin_reciprocal): Update prototype.
8290 * target.h (struct gcc_target): Update builtin_reciprocal.
8291 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
8292 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
8293 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
8294 when fndecl is in BUILT_IN_MD class.
8295 (execute_convert_to_rsqrt): Ditto.
8297 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
8298 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
8299 Convert BUILT_IN_SQRTF code only when md_fn is false.
8301 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
8303 * bt-load.c (move_btr_def): Fix the order of arguments
8304 to validate_replace_rtx.
8306 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
8308 * config/m68k/m68k-devices.def: Add 54450..54455.
8310 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
8312 PR rtl-optimization/32366
8313 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
8314 FLOAT_EXTEND]: Prevent non-scalar modes from entering
8317 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8320 * modulo-sched (generate_reg_moves): Added rescan parameter and if
8321 this is true, rescan insn being modified.
8322 (sms_schedule): Added rescan parameter.
8323 (rest_of_handle_sms): Moved freeing of dominance info to before
8324 getting out of cfg_layout.
8326 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
8328 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
8329 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
8332 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
8333 FL_CF_EMAC from the entry for isac.
8335 * config/m68k/predicates.md (const_call_operand): Adjust comment.
8336 (const_sibcall_operand): New.
8337 (sibcall_operand): Use it.
8338 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
8339 (m68k_isas): ISAC does not imply FPU or EMAC.
8340 (override_options): Add ISA_C logic for symbolic jump & call.
8342 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
8344 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
8345 return mode from the builtin itself.
8346 (sparc_fold_builtin): Fix cast of zero constant.
8348 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8350 * targhooks.c (default_builtin_reciprocal): New default target hook.
8351 * targhooks.h (default_builtin_reciprocal): Add prototype.
8352 * hooks.c (hook_tree_tree_bool_null): Remove hook.
8353 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
8354 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
8355 default_builtin_reciprocal.
8357 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8360 * hooks.c (hook_tree_tree_bool_null): New hook.
8361 * hooks.h (hook_tree_tree_bool_null): Add prototype.
8362 * tree-pass.h (pass_convert_to_rsqrt): Declare.
8363 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
8364 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
8365 and convert it to reciprocal a*rfunc(b).
8366 (execute_convert_to_rsqrt): New function.
8367 (gate_convert_to_rsqrt): New function.
8368 (pass_convert_to_rsqrt): New pass definition.
8369 * target.h (struct gcc_target): Add builtin_reciprocal.
8370 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
8371 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
8372 TARGET_BUILTIN_RECIPROCAL.
8373 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
8375 * config/i386/i386.h (TARGET_RECIP): New define.
8376 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
8377 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8378 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8379 and not optimizing for size.
8380 (*rcpsf2_sse): New insn pattern.
8381 (*rsqrtsf2_sse): Ditto.
8382 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
8383 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8384 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8385 and not optimizing for size.
8386 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
8387 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8388 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8389 and not optimizing for size.
8390 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
8391 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8392 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8393 and not optimizing for size.
8394 (*sse_rsqrtv4sf2): Do not export.
8396 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
8397 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8398 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8399 and not optimizing for size.
8401 * config/i386/i386.opt (mrecip): New option.
8402 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
8403 (ix86_emit_swsqrtsf): Ditto.
8404 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
8405 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
8407 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
8408 ix86_expand_unop1_builtin.
8409 (ix86_emit_swdivsf): New function.
8410 (ix86_emit_swsqrtsf): Ditto.
8411 (ix86_builtin_reciprocal): New function.
8412 (TARGET_BUILTIN_RECIPROCAL): Use it.
8413 (ix86_vectorize_builtin_conversion): Rename from
8414 ix86_builtin_conversion.
8415 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
8416 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
8417 "i386 and x86_64 Options" section.
8418 (Intel 386 and AMD x86_64 Options): Document -mrecip.
8420 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8421 Zdenek Dvorak <dvorakz@suse.cz>
8422 Richard Guenther <rguenther@suse.de>
8423 Kaz Kojima <kkojima@gcc.gnu.org>
8425 * tree-vrp.c (compare_values_warnv): Convert val2 to
8427 (extract_range_from_assert): Create
8428 POINTER_PLUS_EXPR for pointer types.
8429 (extract_range_from_binary_expr): Handle
8430 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
8432 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
8433 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
8434 POINTER_PLUS_EXPR as PLUS_EXPR.
8435 (number_of_iterations_lt_to_ne):
8436 For pointer types, use sizetype when
8437 creating MINUS_EXPR/PLUS_EXPRs.
8438 (assert_loop_rolls_lt): For pointer types, use sizetype when
8439 creating MINUS_EXPR/PLUS_EXPRs.
8440 (number_of_iterations_le): Likewise.
8441 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
8442 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
8443 like PLUS_EXPR and MINUS_EXPR.
8444 * tree-pretty-print.c (dump_generic_node): Handle
8446 (op_prio): Likewise.
8447 (op_symbol_1): Likewise.
8448 * optabs.c (optab_for_tree_code): Likewise.
8449 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
8451 * tree-tailcall.c (process_assignment): Mention
8452 POINTER_PLUS_EXPR in a TODO comment.
8453 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
8454 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
8455 not used with a pointer and an integer type.
8456 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
8457 increment using chrec_convert_rhs instead of chrec_convert.
8458 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
8459 PLUS_EXPR except for the right hand side's type will be
8461 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
8462 (fold_used_pointer_cast): Kill.
8463 (pointer_offset_p): Kill.
8464 (fold_used_pointer): Kill.
8465 (pointer_used_p): Kill.
8466 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
8467 call fold_used_pointer.
8468 (instantiate_parameters_1): Convert the increment
8469 using chrec_convert_rhs instead of chrec_convert.
8470 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
8471 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
8472 instead of PLUS_EXPR.
8473 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
8474 PLUS_EXPR for pointers.
8475 (std_gimplify_va_arg_expr): Likewise.
8476 (fold_builtin_memory_op): Likewise.
8477 (fold_builtin_strstr): Likewise.
8478 (fold_builtin_strchr): Likewise.
8479 (fold_builtin_strrchr): Likewise.
8480 (fold_builtin_strpbrk): Likewise.
8481 (expand_builtin_memory_chk): Likewise.
8482 (fold_builtin_memory_chk): Likewise.
8483 (std_expand_builtin_va_start): Use
8484 sizetype for the call to make_tree and then convert
8485 to the pointer type.
8486 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
8487 instead of PLUS_EXPR for adding to a pointer.
8488 (std_gimplify_va_arg_expr): Use fold_build2 for
8489 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
8490 the operands to sizetype first and then cast the BIT_AND_EXPR
8491 back to the pointer type.
8492 * fold-const.c (build_range_check): Handle pointer types
8494 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
8495 of PLUS_EXPR's. Make sure the offset is converted to
8497 (try_move_mult_to_index): Strip the NOPs from the offset.
8498 Remove code argument and replace all uses with PLUS_EXPR.
8499 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
8500 specially. Don't use a pointer type for MINUS_EXPR.
8501 (fold_unary): Handle for (T1)(X op Y),
8502 only p+ as that is the only as that can be handled for
8503 binary operators now.
8504 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
8506 <case PLUS_EXPR>: Add folding of PTR+INT into
8508 Don't call try_move_mult_to_index.
8509 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
8510 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
8511 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
8512 Don't call try_move_mult_to_index.
8513 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
8514 (tree_expr_nonzero_p): Likewise.
8515 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
8516 of PLUS_EXPR for the complex expression folding.
8517 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
8518 first chrec is a pointer type, then the second should
8519 be sizetype and not the first's type.
8520 For POINTER_PLUS_EXPR, use a different right hand side type.
8521 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8522 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
8523 different right hand side type.
8524 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8525 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
8526 instead of PLUS_EXPR.
8527 When either operand is zero, convert the other operand.
8528 (chrec_apply): Use chrec_convert_rhs
8529 on the argument x instead of chrec_convert.
8530 (reset_evolution_in_loop): For pointer types, the new_evol
8532 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
8533 different right hand side type.
8534 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8535 (chrec_convert_rhs): New function.
8536 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
8537 different right hand side type.
8538 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8539 * tree-chrec.h (chrec_convert_rhs): New prototype.
8540 (build_polynomial_chrec): For pointer types, the right hand
8541 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
8542 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
8543 Remove subtraction case as it is always addition now.
8544 Make sure the offset is converted to sizetype.
8545 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
8546 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
8547 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
8548 PLUS_EXPR in pointer type.
8549 Handle POINTER_PLUS_EXPR.
8550 (tree_to_aff_combination): Likewise.
8551 (force_expr_to_var_cost): Likewise.
8552 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
8553 instead of PLUS_EXPR for pointers.
8554 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
8555 instead of PLUS_EXPR of pointer types.
8556 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
8558 (check_va_list_escapes): Likewise.
8559 (check_all_va_list_escapes): Likewise.
8560 * dwarf2out.c (loc_descriptor_from_tree_1):
8561 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
8562 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
8563 (string_constant): Likewise.
8564 * tree-ssa-address.c (tree_mem_ref_addr): When adding
8565 the offset to the base, use POINTER_PLUS_EXPR.
8566 (add_to_parts): Convert the index to sizetype.
8567 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
8568 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
8569 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
8570 Offset only holds something for PLUS_EXPR.
8571 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
8573 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
8575 (analyze_accesses_for_modify_stmt): Likewise.
8576 Remove comment about the type being integral type as it is
8578 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
8580 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
8582 Correct the type which the artimentic is done in (is now
8585 * tree-data-ref.c (split_constant_offset): Handle
8587 * tree-affine.c (tree_to_aff_combination): Likewise.
8588 * c-typeck.c (build_unary_op): For pointers create the increment
8589 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
8591 * gimplify.c (gimplify_self_mod_expr): Create a
8592 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8593 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
8594 * tree.def (POINTER_PLUS_EXPR): New tree code.
8595 * tree-predcom.c (ref_at_iteration): If we have a pointer
8596 type do the multiplication in sizetype.
8597 * tree-mudflap.c (mf_xform_derefs_1): Create a
8598 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8599 * tree-ssa-forwprop.c
8600 (forward_propagate_addr_into_variable_array_index):
8601 Don't expect there to be a cast for the index as that
8602 does not exist anymore.
8603 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
8604 instead of PLUS_EXPR.
8605 Don't check for the first operand of the POINTER_PLUS_EXPR
8606 was the index as it cannot be.
8607 Call forward_propagate_addr_into_variable_array_index with
8608 the SSA_NAME instead of the statement.
8609 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
8610 (compare_constant): Likewise.
8611 (copy_constant): Likewise.
8612 (compute_reloc_for_constant): Likewise.
8613 (output_addressed_constants): Likewise.
8614 (initializer_constant_valid_p): Likewise.
8615 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
8616 Convert the MIN/MAX of the inner type to the outer
8617 type before comparing them.
8618 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
8619 POINTER_PLUS_EXPR instead of PLUS_EXPR.
8620 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
8621 of PLUS_EXPR for pointers.
8622 * tree-inline.c (estimate_num_insns_1): Handle
8624 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
8625 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8626 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
8627 instead of PLUS_EXPR for the pointer increment statement.
8628 (vect_update_ivs_after_vectorizer): For pointer types, create
8629 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
8630 MULT_EXPR in sizetype.
8631 (vect_gen_niters_for_prolog_loop): Add a cast when creating
8633 * tree-object-size.c (plus_expr_object_size): Handle
8634 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
8635 code which is trying to figure out which side is a pointer and
8637 (check_for_plus_in_loops_1): Likewise.
8638 (check_for_plus_in_loops): Likewise.
8639 * c-common.c (pointer_int_sum): Create a
8640 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8641 * tree-ssa-structalias.c (handle_ptr_arith): Handle
8642 only POINTER_PLUS_EXPR. Removing all the extra
8643 code which is trying to figure out which side is a pointer and
8645 * tree-cfg.c (verify_expr): Add extra checking for pointers and
8646 PLUS_EXPR and MINUS_EXPR.
8647 Also add checking to make sure the operands of POINTER_PLUS_EXPR
8649 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
8650 with make_tree, instead of a pointer type.
8651 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
8652 for pointers instead of PLUS_EXPR.
8653 (s390_gimplify_va_arg): Likewise.
8654 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
8655 instead of PLUS_EXPR when doing addition on pointer
8656 types. Use sizetype for the second operand.
8657 (spu_gimplify_va_arg_expr): Likewise.
8658 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
8659 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
8660 a pointer. Don't create a BIT_AND_EXPR for pointer types.
8661 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
8662 for the pointer addition and also use size_int/sizetype
8664 (ix86_gimplify_va_arg): Likewise.
8665 Perform BIT_AND_EXPR on sizetype arguments.
8666 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
8667 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
8668 for the pointer additions and also use size_int for the offsets.
8669 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
8670 additions and also use size_int for the offsets. Perform
8671 BIT_AND_EXPR on sizetype arguments.
8672 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
8673 POINTER_PLUS_EXPR for pointers and create the
8674 BIT_AND_EXPR in sizetype.
8675 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
8676 instead of PLUS_EXPR for pointer addition.
8677 (rs6000_va_start): Likewise.
8678 Also use sizetype for the offset.
8679 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
8680 as PLUS_EXPR/MINUS_EXPR.
8681 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
8682 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
8683 Don't use BIT_AND_EXPR on a pointer type, convert the
8684 expression to sizetype first.
8685 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
8687 (mips_gimplify_va_arg_expr): Likewise.
8688 Don't create BIT_AND_EXPR in a pointer type.
8690 2007-06-15 Eric Christopher <echristo@apple.com>
8692 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
8693 (x86_64-*-darwin*): Ditto.
8694 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
8697 2007-06-15 Matthew Wilcox <matthew@wil.cx>
8699 * doc/extend.texi: Document behavior of __attribute__((aligned))
8702 2007-06-15 Mark Mitchell <mark@codesourcery.com>
8704 * rtlanal.c (note_stores): Improve documentation.
8706 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
8708 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
8709 LOCAL_LABEL_PREFIX): Delete.
8710 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
8711 (bfin_internal_label): Delete.
8713 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
8715 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
8716 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
8717 otherwise define to LIBGCC2_TF_CEXT.
8718 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
8719 (LIBGCC_TF_CEXT): Ditto.
8722 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
8724 PR rtl-optimization/32339
8725 * df-scan.c (df_uses_record): Don't modify flags but just add to
8726 it for df_ref_record.
8728 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8730 * tree-mudflap.c: Fix whitespace issues.
8732 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
8734 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
8736 2007-06-14 Eric Christopher <echristo@apple.com>
8738 * config/i386/sse.md (movdi_to_sse): Rewrite body.
8739 (movv4sf): Use gcc_unreachable instead of abort.
8741 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8744 * config/i386/sfp-machine.h (CMPtype): New define.
8745 (mach stubs): Use CMPtype instead of int as a return type.
8747 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8749 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
8750 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
8751 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
8752 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
8753 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
8754 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
8755 config/soft-fp/soft-fp.h: Update from glibc CVS.
8757 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
8759 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
8761 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8764 * config/v850/v850.c: Include dataflow header file.
8765 (substitute_ep_register): Fix typo.
8767 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8769 * configure.ac: Fix earlier checkin.
8770 * configure: Regenerated.
8772 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8774 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
8775 * aclocal.m4: Regenerate.
8776 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
8777 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
8778 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
8779 * configure: Regenerate.
8780 * Makefile.in (LOOSE_WARN): Subst loose_warn.
8782 * Makefile.in (quickstrap): Build libgcc too.
8784 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8786 * configure.ac: Add --enable-checking=df. Explicitly mention that
8787 the variables are initialized as for "release".
8788 * df-core.c: Use it.
8789 * configure: Regenerate.
8790 * config.in: Regenerate.
8792 2007-06-14 Bob Wilson <bob.wilson@acm.org>
8794 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
8795 validate_replace_rtx instead of replace_rtx.
8796 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
8798 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
8800 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
8801 (DWARF2_UNWIND_INFO): Override default if configured with
8803 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
8804 (ENDFILE_SPEC): Add crtend.o.
8805 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
8806 (ENDFILE_SPEC): Add crtend.o.
8807 (TARGET_USE_JCR_SECTION): Define.
8808 (MD_UNWIND_SUPPORT): Define for 32-bit target.
8810 * config/i386/cygming-crtbegin.c: New file.
8811 * config/i386/cygming-crtend.c: New file.
8813 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
8815 * config/i386/w32-unwind.h: New file.
8817 2007-06-13 Eric Christopher <echristo@apple.com>
8819 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
8820 the user set a value below STACK_BOUNDARY.
8822 2007-06-13 Thiemo Seufer <ths@networkno.de>
8824 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
8825 imply -lpthread for -pthread.
8827 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8829 * basic-block.h: Remove the prototype for
8830 free_basic_block_vars.
8831 * cfglayout.h: Remove the prototype for
8832 insn_locators_initialize.
8833 * tree.h: Remove the prototype for emit_line_note.
8835 * tree-ssa-pre.c (mergephitemp): Remove.
8836 (init_pre): Don't use mergephitemp.
8838 2007-06-13 Eric Christopher <echristo@apple.com>
8840 * config/i386/i386.c (override_options): If we've specified
8841 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
8843 2007-06-13 Bob Wilson <bob.wilson@acm.org>
8845 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
8848 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8850 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
8851 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
8852 (eh_store_handler): New pattern.
8853 (eh_return): Emit it instead of a plain move.
8855 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
8857 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
8858 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
8859 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
8862 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8864 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
8865 (find_next_insn_start, find_load): New functions.
8866 (bfin_reorg): Use them to deal with the fact that parallel insns are
8867 no longer represented as a SEQUENCE.
8869 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8871 * config/sparc/sparc.c (sparc_override_options): Initialize
8874 2007-06-13 Dave Korn <dave.korn@artimi.com>
8876 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
8879 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8881 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
8882 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
8883 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
8884 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
8885 tree-vect-transform.c: Fix comment typos. Follow spelling
8888 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8890 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
8891 to the exit block use set.
8892 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
8893 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
8894 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
8896 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8898 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
8899 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
8900 to indicate an error.
8901 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
8903 (dbg_cnt_process_opt): Print an error on a bad argument.
8904 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
8905 * common.opt (-fdbg-cnt-list): New.
8906 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
8908 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
8910 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
8911 flag on ref-all pointers.
8913 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8916 * expr.c (expand_expr_addr_expr_1): Call expand_expr
8917 for the offset with the modifier as EXPAND_INITIALIZER
8918 if the modifier is EXPAND_INITIALIZER.
8919 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
8920 a register if we had an overflow.
8922 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8924 * real.c (real_isfinite): New.
8925 (real_sqrt): Use it.
8926 * real.h (real_isfinite): New.
8927 * builtins.c: Use it.
8929 2007-06-12 Ian Lance Taylor <iant@google.com>
8930 Daniel Berlin <dberlin@dberlin.org>
8933 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
8934 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
8935 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
8936 (DECL_NO_TBAA_P): Define.
8937 (struct tree_decl_common): Add no_tbaa_flag field.
8938 * tree-ssa-structalias.c (struct variable_info): Add
8939 no_tbaa_pruning field.
8940 (new_var_info): Initialize no_tbaa_pruning field.
8941 (unify_nodes): Copy no_tbaa_pruning field.
8942 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8943 (dump_solution_for_var): Print no_tbaa_pruning flag.
8944 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
8946 (compute_tbaa_pruning): New static function.
8947 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
8948 Call compute_tbaa_pruning.
8949 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
8950 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8951 * gimple-low.c (lower_stmt): Likewise.
8952 * tree-gimple.c (is_gimple_stmt): Likewise.
8953 * tree-ssa-operands.c (get_expr_operands): Likewise.
8954 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8955 * tree-inline.c (estimate_num_insns_1): Likewise.
8956 (copy_result_decl_to_var): Likewise.
8957 * expr.c (expand_expr_real_1): Likewise.
8958 * tree-pretty-print.c (dump_generic_node): Likewise.
8959 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
8960 * omp-low.c (omp_copy_decl_2): Likewise.
8961 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
8962 * doc/c-tree.texi (Expression trees): Document
8963 CHANGE_DYNAMIC_TYPE_EXPR.
8965 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8967 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
8968 with !HONOR_NANS and !HONOR_INFINITIES.
8969 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
8971 2007-06-12 Tristan Gingold <gingold@adacore.com>
8973 * gcov.c: Comments updated.
8974 (source_info): Add file_time field.
8975 (source_index): New variable.
8976 (mutiple_files): New variable.
8977 (generate_results): New function extracted from process_file.
8978 (process_file): Save and restore chain of functions, generate
8979 results and free structures only if not merging results.
8980 (release_structures): File names are now freed in create_file_names
8981 (create_file_names): Free previous file names.
8982 (find_source): File date is now read here and modifications in
8983 source files is checked here.
8984 (read_graph_file): Only reverse order of functions for the current
8986 (make_gcov_file_name): Do not generate long names if input_name is
8988 (output_lines): If merging results do not display graph, data and
8990 Checking source file modification is done in find_source.
8992 * doc/gcov.texi: Append an s to sourcefile.
8994 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
8996 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
8997 (forced_nop): New pattern.
8998 * config/bfin/bfin.c: Include "df.h".
8999 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
9000 (bfin_discover_loop): Use df_get_live_in instead of
9001 global_live_at_start.
9002 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
9003 df_analyze when done.
9004 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
9005 the insns. Use QImode for the final insn in a bundle. Call
9006 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
9008 (reorder_var_tracking_notes): New function.
9009 (bfin_reorg): Pass no argument to split_all_insns. Don't call
9010 update_life_info. Call df_analyze after scheduling and bundle
9011 generation. Call reorder_var_tracking_notes if generating these
9012 notes. Call df_finish_pass at the end.
9014 2007-06-12 Dirk Mueller <dmueller@suse.de>
9016 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
9017 a comparison, not an assignment.
9019 2007-06-12 Olivier Hainque <hainque@adacore.com>
9021 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
9022 Request walking the subtrees only, leaving the current is_lhs/val_only
9024 (convert_non_local_reference): Likewise.
9026 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
9028 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
9030 2007-06-12 Richard Guenther <rguenther@suse.de>
9032 PR tree-optimization/15353
9033 PR tree-optimization/31657
9034 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
9035 * timevar.def: Add TV_TREE_IFCOMBINE.
9036 * tree-pass.h (pass_tree_ifcombine): Declare.
9037 * tree-ssa-ifcombine.c: New file.
9038 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
9039 * tree-flow.h (blocks_in_phiopt_order): Declare.
9040 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
9041 (tree-ssa-ifcombine.o): New dependencies.
9043 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9045 PR rtl-optimization/32293
9046 * combine.c (simplify_if_then_else): Truncate return from
9047 nonzero_bits() to correct mode.
9049 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9051 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
9052 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
9054 2007-06-11 Diego Novillo <dnovillo@google.com>
9056 * Makefile.in (reload1.o-warn): Remove.
9058 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
9060 * combine.c (subst): Use reg_overlap_mentioned_p
9061 instead of comparing register numbers directly.
9063 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9065 * reload1.c (mark_home_live_1): Use the mode parameter.
9067 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9069 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
9070 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
9074 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
9076 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
9078 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9080 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
9081 from integer registers.
9082 (FP mode splitters): Handle TFmode.
9084 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
9086 * tree-ssa-structalias.c (find_what_p_points_to): Return false
9087 for ref-all pointers that point-to anything.
9089 2007-06-11 Joseph Myers <joseph@codesourcery.com>
9091 * config/arm/arm.c (arm_output_dwarf_dtprel,
9092 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
9094 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
9096 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
9097 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
9100 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
9102 * tree.c (signed_or_unsigned_type_for): New.
9103 (unsigned_type_for): Use signed_or_unsigned_type_for.
9104 (signed_type_for): Use signed_or_unsigned_type_for.
9105 * tree.h (signed_or_unsigned_type_for): New.
9106 (get_signed_or_unsigned_type): Remove.
9107 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
9108 lang_hooks.types.signed_type
9109 (size_diffop): Likewise.
9110 (all_ones_mask_p): Likewise.
9111 (build_range_check): Likewise.
9112 (fold_cond_expr_with_comparison): Likewise.
9113 (fold_cond_expr_with_comparison): Likewise.
9114 (unextend): Likewise.
9115 (extract_muldiv_1): Likewise.
9116 (fold_single_bit_test_into_sign_test): Likewise.
9117 (fold_binary): Likewise.
9118 (fold_ternary): Likewise.
9119 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
9120 instead of get_signed_or_unsigned_type.
9121 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
9122 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
9123 * expr.c (signed_or_unsigned_type_for): Use
9124 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
9125 * langhooks.c (get_signed_or_unsigned_type): Remove.
9126 (lhd_signed_or_unsigned_type): Remove.
9127 * langhooks.h (lang_hooks_for_types): Remove signed_type and
9128 signed_or_unsigned_type.
9129 (lhd_signed_or_unsigned_type): Remove.
9130 * expmed.c (make_tree): Use signed_type_for instead of
9131 lang_hooks.types.signed_type.
9132 * c-common.c (same_scalar_type_ignoring_signedness): Use
9133 c_common_signed_type instead of lang_hooks.types.signed_type.
9134 (c_common_unsigned_type): New.
9135 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
9136 (shorten_compare): Use c_common_unsigned_type instead of
9137 c_common_signed_or_unsigned_type.
9138 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
9140 * convert.c (convert_to_integer): Use signed_type_for instead of
9141 lang_hooks.types.signed_type.
9142 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
9143 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
9144 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
9145 * c-format.c (check_format_types): Use c_common_unsigned_type
9146 instead of unsigned_type_for.
9147 * c-decl.c (groakdeclarator): Likewise.
9148 * c-typeck.c (convert_for_assignment): Likewise.
9149 * c-common.h (c_common_unsigned_type): New.
9151 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9154 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
9155 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
9157 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9160 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
9161 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
9163 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
9164 Sebastian Pop <sebpop@gmail.com>
9166 * lambda-code.c (remove_iv): New.
9167 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
9169 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
9171 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
9172 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
9173 * tree-ssa-loop-prefetch.c: Include optabs.h.
9174 (FENCE_FOLLOWING_MOVNT): New macro.
9175 (struct mem_ref): Add independent_p and storent_p fields.
9176 (record_ref): Initalize the new fields.
9177 (gather_memory_references_ref): Return true if the reference
9179 (gather_memory_references): Check whether all memory accesses
9180 in loop were recorded.
9181 (should_issue_prefetch_p): Return false for nontemporal stores.
9182 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
9183 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
9184 (determine_loop_nest_reuse): Detect independent memory references.
9185 (loop_prefetch_arrays): Call mark_nontemporal_stores.
9186 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
9187 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
9188 * config/i386/i386.h (x86_mfence): Declare.
9189 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
9190 * config/i386/i386.c (x86_mfence): New variable.
9191 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
9193 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
9194 * optabs.c (init_optabs): Initialize storent_optab.
9195 * optabs.h (enum optab_index): Add OTI_storent.
9196 (storent_optab): Declare.
9197 * genopinit.c (optabs): Add initialization for storent_optab.
9198 * tree.h (MOVE_NONTEMPORAL): New macro.
9199 * expr.c (expand_assignment, store_expr, store_constructor_field,
9200 store_constructor, store_field, expand_expr_real_1): Propagate
9201 nontemporality of the expanded store.
9202 (emit_storent_insn): New function.
9203 * expr.h (expand_assignment, store_expr): Declaration changed.
9204 * function.c (assign_parm_setup_reg): Pass false as nontemporality
9205 to expand_assignment.
9206 * stmt.c (expand_asm_expr): Ditto.
9207 * calls.c (initialize_argument_information): Pass false as
9208 nontemporality to store_expr.
9209 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
9212 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
9214 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
9216 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
9218 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
9220 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
9221 and allow DECL_P here.
9223 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
9225 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
9226 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
9227 track of the size of the expression.
9228 * cfghooks.c (merge_blocks): Remove block from loops structure only
9229 after call of the merge_blocks hook.
9231 2007-06-09 Tom Tromey <tromey@redhat.com>
9233 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
9234 (deprecated_state): Removed.
9235 (start_decl): Update.
9236 (enum deprecated_states): Moved earlier.
9237 (groktypename): Update.
9238 (push_parm_decl): Likewise.
9239 (grokfield): Likewise.
9240 (start_function): Likewise.
9242 2007-06-09 Ian Lance Taylor <iant@google.com>
9244 PR tree-optimization/32169
9245 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
9246 CONVERT_EXPR, check whether min and max both converted to an
9247 overflow infinity representation.
9249 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
9251 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
9252 not inserted on the edge.
9254 2007-06-08 Bob Wilson <bob.wilson@acm.org>
9256 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
9257 instructions if they are supported.
9258 (__divsi3, __umodsi3, __modsi3): Likewise.
9259 (__ashldi3, __ashrdi3, __lshrdi3): New.
9260 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
9262 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
9263 Tony Linthicum <tony.linthicum@amd.com>
9265 * doc/invoke.texi: Add fvect-cost-model flag.
9266 * common.opt (fvect-cost-model): New flag.
9267 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
9268 cost fields in stmt_vec_info struct for STMT.
9269 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
9270 fields in stmt_vec_info struct and access functions for the same.
9271 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
9272 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
9273 load, store and vector to scalar operation.
9274 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
9275 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
9276 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
9277 (TARG_VEC_STORE_COST): Define cost of vector store.
9278 (vect_estimate_min_profitable_iters): Define new function.
9279 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
9280 check to evaluate if loop iterations are less than minimum profitable
9281 iterations determined by cost model or minimum vect loop bound defined
9282 by user, whichever is more conservative.
9283 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
9284 run-time check to evaluate if loop iterations are less than minimum
9285 profitable iterations determined by cost model or minimum vect loop
9286 bound defined by user, whichever is more conservative.
9287 (vect_estimate_min_profitable_iterations): New function to estimate
9288 mimimimum iterartions required for vector version of loop to be
9289 profitable over scalar version.
9290 (vect_model_reduction_cost): New function.
9291 (vect_model_induction_cost): New function.
9292 (vect_model_simple_cost): New function.
9293 (vect_cost_strided_group_size): New function.
9294 (vect_model_store_cost): New function.
9295 (vect_model_load_cost): New function.
9296 (vectorizable_reduction): Call vect_model_reduction_cost during
9298 (vectorizable_induction): Call vect_model_induction_cost during
9300 (vectorizable_load): Call vect_model_load_cost during analysis phase.
9301 (vectorizable_store): Call vect_model_store_cost during analysis phase.
9302 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
9303 vectorizable_promotion, vectorizable_demotion): Call
9304 vect_model_simple_cost during analysis phase.
9306 2007-06-08 Simon Baldwin <simonb@google.com>
9308 * reg-stack.c (get_true_reg): Readability change. Moved default case
9309 label into direct switch statement scope.
9311 2007-06-08 Simon Baldwin <simonb@google.com>
9313 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
9314 in gcc_assert() with '==' comparison.
9316 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9318 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
9319 TARGET_ABM handling of x86_popcnt variable.
9321 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9323 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
9324 __builtin_copysignq and __builtin_infq built-in functions.
9326 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9328 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
9329 SSE4.2 section. Correct built-in function names in SSE4A section.
9331 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9333 PR tree-optimization/32243
9334 * tree-vect-transform.c (vectorizable_type_promotion): Move check
9335 for ncopies after ratio check between nunits_out and nunits_in.
9336 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
9338 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
9340 PR tree-optimization/32224
9341 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
9342 vectorization upon a non GIMPLE_MODIFY_STMT.
9344 2007-06-08 Christian Bruel <christian.bruel@st.com>
9347 * config/sh/sh.md (doloop_end): New pattern and splitter.
9348 * loop-iv.c (simple_rhs_p): Check for hardware registers.
9350 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
9353 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
9355 (verify_dominators): Do not change dominance tree.
9357 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9359 * config/sh/constraints.md: New file.
9360 * config/sh/sh.c: Include tm-constrs.h.
9361 (reg_class_from_letter): Remove.
9362 (prepare_cbranch_operands): Use satisfies_constraint_*
9363 function instead of macro.
9364 (andcosts, broken_move, sh_secondary_reload): Likewise.
9365 * config/sh/predicates.md (trapping_target_operand): Likewise.
9366 (and_operand, arith_operand, arith_reg_or_0_operand,
9367 cmp_operand, logical_operand, target_operand,
9368 ua_address_operand, ua_offset, xor_operand): Likewise.
9369 * config/sh/sh.md: Include constraints.md.
9370 (*movsicc_t_false): Use satisfies_constraint_* function
9372 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
9373 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
9374 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
9375 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
9376 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
9377 (REG_CLASS_FROM_CONSTRAINT): Remove.
9378 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
9379 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
9380 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
9381 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
9382 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
9383 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
9384 function instead of macro.
9385 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
9386 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
9387 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
9388 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
9389 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
9390 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
9391 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
9392 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
9393 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
9394 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
9395 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
9396 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
9397 EXTRA_CONSTRAINT_STR): Likewise.
9398 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
9400 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9402 * config/i386/darwin.h (STACK_BOUNDARY): Define.
9404 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
9407 * c-common.h (flag_cpp0x): Replaced by...
9408 (cxx_dialect): ... this new variable specifying the C++ dialect that
9410 * c-common.c (flag_cpp0x): Removed.
9411 (cxx_dialect): Defined.
9412 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
9414 * c-opts.c (c_common_post_options): Likewise.
9415 (set_std_cxx98): Set cxx_dialect to cxx98.
9416 (set_std_cxx0x): Set cxx_dialect to cxx0x.
9418 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9419 Hui-May Chang <hm.chang@apple.com>
9421 * doc/invoke.texi (Darwin Options): Update documentation for
9422 -mmacosx-version-min.
9423 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
9424 * config/darwin-driver.c: New file.
9425 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
9426 * config/t-darwin (darwin-driver.o): New rule.
9428 * config/darwin-c.c (version_as_macro): Ignore low digit.
9430 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
9432 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
9433 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
9434 (CSGNMODE): New mode macro.
9435 (CSGNVMODE): New mode attribute.
9436 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
9437 expander using CSGNMODE mode macro. Handle TFmode.
9438 (copysign<mode>3_const): Rename from copysignsf3_const and
9439 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
9441 (copysign<mode>3_var): Rename from copysignsf3_var and
9442 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
9444 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
9445 mode macro. Handle TFmode.
9446 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
9447 (iortf3, *iortf3): Ditto.
9448 (xortf3, *xortf3): Ditto.
9449 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
9450 TFmode and TImode masks.
9451 (ix86_expand_copysign): Expand TFmode copysign insn.
9452 (IX86_BUILTIN_INFQ): New.
9453 (IX86_BUILTIN_FABSQ): Ditto.
9454 (IX86_BUILTIN_COPYSIGNQ): Ditto.
9455 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
9456 [__builtin_fabsq]: Ditto.
9457 [__builtin_copysignq]: Ditto.
9458 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
9459 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
9460 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
9461 ix86_expand_binop_builtin().
9463 2007-06-07 Bob Wilson <bob.wilson@acm.org>
9465 * config/xtensa/lib1funcs.asm: Clean up whitespace.
9467 2007-06-07 Steve Ellcey <sje@cup.hp.com>
9470 * rtl.h (push_to_sequence2): New.
9471 * emit-rtl.c (push_to_sequence2): New.
9472 * function.c (assign_parm_data_all): Add new fields.
9473 (assign_parm_setup_block): Call push_to_sequence2 instead of
9475 (assign_parm_setup_reg): Ditto.
9476 (assign_parm_setup_stack): Ditto.
9477 (assign_parms_unsplit_complex): Ditto.
9478 (assign_parms): Change field name.
9480 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
9482 PR tree-optimization/32220
9483 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
9484 phi node is reached before defining statement.
9486 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9489 * tree-vect-transform.c (vectorizable_call): Call update_stmt
9490 after changing the right hand side of the assignment.
9492 2007-06-06 Eric Christopher <echristo@apple.com>
9494 * config.gcc (i?86-*-darwin*): Remove arch parameter.
9495 (x86_64-*-darwin*): Ditto.
9496 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
9497 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9499 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9501 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
9503 (add_key): Likewise.
9504 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
9505 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
9507 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
9509 (add_cost_one_coalesce): Likewise.
9510 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
9511 variable names. Rename orig to orig_name for consistency.
9512 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
9514 (cprop_into_successor_phis): Avoid using C++ keywords as variable
9516 (record_equivalences_from_stmt): Likewise.
9517 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
9518 the coding conventions.
9519 (memory_ssa_name_same): Likewise.
9520 (dse_optimize_stmt): Likewise.
9521 (dse_record_phis): Likewise.
9522 (dse_finalize_block): Likewise.
9523 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
9524 keywords as variable names.
9525 (may_move_till): Cast according to the coding conventions.
9526 (force_move_till_expr): Avoid using C++ keywords as variable names.
9527 (force_move_till): Cast according to the coding conventions.
9528 (memref_hash): Likewise.
9529 (memref_eq): Likewise.
9530 (gather_mem_refs_stmt): Likewise.
9531 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
9532 using C++ keywords as variable names.
9533 (idx_find_step): Cast according to the coding conventions.
9534 (idx_record_use): Likewise.
9535 (find_depends): Likewise.
9536 (prepare_decl_rtl): Likewise.
9537 (mbc_entry_hash): Likewise.
9538 (mbc_entry_eq): Likewise.
9539 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
9540 (simplify_replace_tree): Avoid using C++ keywords as variable names.
9541 (idx_infer_loop_bounds): Cast according to the coding conventions.
9542 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
9543 * tree-ssa-math-opts.c (occ_new ): Likwise.
9544 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
9546 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
9548 (add_use_op): Likewise.
9549 (add_vop): Likewise.
9550 (add_vuse_op): Likewise.
9551 (add_vdef_op): Likewise.
9552 (get_expr_operands): Likewise.
9553 (push_stmt_changes): Use type safe memory macros.
9554 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
9555 keywords as variable names.
9556 (conditional_replacement): Likewise.
9557 (minmax_replacement): Likewise.
9558 (abs_replacement): Likewise.
9559 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
9561 (insert_fake_stores): Avoid using C++ keywords as variable names.
9562 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
9564 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
9565 (heapvar_insert): Use type safe memory macros.
9566 (new_var_info): Cast according to the coding conventions.
9567 (new_constraint): Likewise.
9568 (remove_preds_and_fake_succs): Use type safe memory macros.
9569 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
9571 (thread_single_edge): Likewise.
9572 (thread_through_loop_header): Likewise.
9574 2007-06-06 Eric Christopher <echristo@apple.com>
9576 * config/i386/i386.c (override_options): Move handling
9577 of TARGET_SUBTARGET* earlier.
9579 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
9581 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
9584 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
9586 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
9587 emited outside of basic block.
9588 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
9590 * rtl.h (delete_insn_chain): Declaration changed.
9591 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
9593 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
9594 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
9595 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
9596 to delete_insn_chain.
9597 (rtl_verify_flow_info_1): Verify that the insns in header and footer
9598 do not have bb field set.
9599 (rtl_verify_flow_info): Verify that insns between basic blocks do not
9601 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
9602 * cfgcleanup.c (try_optimize_cfg): Ditto.
9604 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9606 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
9607 (lambda_body_vector_new): Use type safe memory macros.
9608 (lambda_linear_expression_new): Likewise.
9609 (lambda_loopnest_new): Likewise.
9610 (lambda_lattice_new): Likewise.
9611 (replace_uses_equiv_to_x_with_y): Cast according to the coding
9612 conventions. Use type safe memory macros.
9613 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
9614 (lambda_body_vector_s): Likewise.
9615 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
9616 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
9618 2007-06-06 Richard Guenther <rguenther@suse.de>
9620 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
9621 if we need to schedule cfg_cleanup.
9622 (tree_ssa_forward_propagate_single_use_vars): Do so.
9624 2007-06-06 Ian Lance Taylor <iant@google.com>
9626 * fold-const.c (merge_ranges): If range_successor or
9627 range_predecessor fail, just return 0.
9629 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9631 PR tree-optimization/32216
9632 * tree-vectorizer.c (supportable_widening_operation): Determine
9633 signedness of FIX_TRUNC_EXPR from output operand.
9634 (supportable_narrowing_operation): Ditto.
9635 * tree-vect-generic.c (expand_vector_operations_1): Determine
9636 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
9639 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9641 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
9642 (struct pta): ...from here. Change flags to unsigned to avoid
9643 excessive casting (as it is used as a bit mask).
9644 (override_options): Add casts according to the coding convenventions.
9645 (x86_64_elf_unique_section): Likewise.
9646 (examine_argument): Avoid using C++ keywords as variable names.
9647 (construct_container): Likewise.
9648 (legitimize_pic_address): Likewise.
9649 (get_dllimport_decl): Cast according to the coding conventions. Use
9650 type safe memory macros.
9651 (legitimize_address): Cast according to the coding conventions.
9652 (emit_i387_cw_initialization): Corrected the type of slot to enum
9654 (ix86_init_machine_status): Use type safe memory macros.
9655 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
9656 (bdesc_pcmpistr): Likewise.
9657 (bdesc_crc32): Likewise.
9658 (bdesc_sse_3arg): Likewise.
9659 (bdesc_2arg): Likewise.
9660 (bdesc_1arg): Likewise.
9661 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
9662 (ix86_expand_sse_pcmpistr): Likewise.
9663 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
9664 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
9665 int to match the langhook definition.
9666 (ix86_builtin_conversion): Change the type of code to unsigned init to
9667 match the langhook definition.
9668 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
9670 (ix86_preferred_output_reload_class): Likewise.
9671 (ix86_cannot_change_mode_class): Likewise.
9672 (ix86_memory_move_cost): Likewise.
9673 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
9674 avoid excessive casting later on.
9675 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
9677 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9679 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
9680 as flags setting insn.
9681 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
9683 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9685 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
9686 (UNSPEC_ROUND): New.
9687 ("sse4_1_round<mode>2"): New insn pattern.
9688 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
9690 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
9691 expander using SSEMODEF mode macro. Expand using
9692 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9693 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
9694 expander using SSEMODEF mode macro. Expand using
9695 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9696 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
9697 expander using SSEMODEF mode macro. Expand using
9698 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9699 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
9700 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
9701 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
9704 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
9705 Sebastian Pop <sebpop@gmail.com>
9707 * lambda.h (build_linear_expr): New.
9708 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
9709 Use build_linear_expr, call fold and force_gimple_operand.
9710 (lambda_loopnest_to_gcc_loopnest): Check that there is
9711 something to insert.
9712 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
9714 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
9716 PR preprocessor/23479
9717 * doc/extend.texi: Document the 0b-prefixed binary integer
9720 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9722 PR tree-optimization/32215
9723 * tree-vectorizer.c (supportable_widening_operation): Return false
9724 for unsupported FIX_TRUNC_EXPR tree code.
9725 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
9727 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
9729 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
9730 register on SPE targets. Change documentation to reflect
9732 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9733 Change FIXED_SCRATCH to 14 and document why we're keeping r14
9734 out of the register allocation pool.
9735 (rs6000_reg_live_or_pic_offset_p): New function.
9736 (rs6000_emit_prologue): Move the actual saving of LR up to free
9737 r0 for holding r11. Split saving of SPE 64-bit registers into
9738 its own case. Ensure that offsets will always be in-range for
9739 'evstdd' by using r11 as a scratch register to point at the start
9740 of the SPE save area. Save r11 if necessary, as it is the static
9742 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
9743 into its own case. Ensure that offsets will always be in-range
9744 for 'evldd' by using r11 as a scratch register to point at the
9745 start of the SPE save area. Also adjust r11 when restoring
9746 the stack pointer to compensate for pre-loading r11.
9748 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
9750 * cfg.c (init_flow): Use type safe memory macros.
9751 (alloc_block): Likewise.
9752 (unchecked_make_edge): Likewise.
9753 (dump_flow_info): Avoid using C++ keywords as variable names.
9754 (copy_original_table_clear): Cast according to the coding conventions.
9755 (copy_original_table_set): Likewise.
9756 * cfgexpand (label_rtx_for_bb): Likewise.
9757 (expand_gimple_basic_block): Likewise.
9758 * cfghooks.c (dump_bb): Likewise.
9759 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
9761 (lv_add_condition_to_bb): Likewise.
9762 * cfglayout (relink_block_chain): Cast according to the coding
9764 (fixup_reorder_chain): Likewise.
9765 (fixup_fallthru_exit_predecessor): Likewise.
9766 * cfgloop.c (glb_enum_p): Likewise.
9767 (get_exit_description): Likewise.
9768 (dump_recorded_exit): Likewise.
9769 * cfgloop.h (enum loop_estimation): Move out of struct scope...
9770 (struct loop): ... from here.
9771 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
9773 * cfgrtl.c (rtl_create_basic_block): Likewise.
9774 (rtl_split_block): Likewise.
9775 (rtl_dump_bb): Likewise.
9776 (cfg_layout_split_block): Likewise.
9777 (init_rtl_bb_info): Use typesafe memory macros.
9779 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
9780 * graphds.h: Updated all usages of edge to graph_edge.
9781 * graphds.c: Likewise.
9782 * cfgloopanal.c: Likewise.
9784 2007-06-05 Ian Lance Taylor <iant@google.com>
9786 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
9787 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
9788 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
9790 (test_for_singularity): Likewise.
9792 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9794 * config/i386/constraints.md ("Y2"): Replaced by ...
9796 * config/i386/i386.md: Likewise.
9797 * config/i386/mmx.md: Likewise.
9798 * config/i386/sse.md: Likewise.
9800 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9802 * config/i386/constraints.md ("z"): Replaced by ...
9804 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
9805 (sse4_1_blendvps): Likewise.
9806 (sse4_1_pblendvb): Likewise.
9807 (sse4_2_pcmpestr): Likewise.
9808 (sse4_2_pcmpestrm): Likewise.
9809 (sse4_2_pcmpestr_cconly): Likewise.
9810 (sse4_2_pcmpistr): Likewise.
9811 (sse4_2_pcmpistrm): Likewise.
9812 (sse4_2_pcmpistr_cconly): Likewise.
9814 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
9816 * matrix-reorg.c (transform_access_sites): Fix computation.
9817 (transform_allocation_sites): Same.
9819 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9821 * config/i386/i386.c (override_options): Use
9822 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
9824 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9826 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
9827 (nonimm_not_xmm0_operand): Ditto.
9828 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
9829 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
9830 as operand[2] predicate. Require "z" class XMM register for
9831 operand[3]. Adjust asm template.
9832 ("sse4_1_blendvpd"): Ditto.
9833 ("sse4_1_pblendvb"): Ditto.
9834 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
9835 force op2 into xmm0 register for variable blend instructions.
9837 2007-06-04 Tom Tromey <tromey@redhat.com>
9839 * c-tree.h (start_enum): Update.
9840 (build_enumerator): Likewise.
9841 * c-decl.c (enum_next_value): Removed.
9842 (enum_overflow): Likewise.
9843 (start_enum): Add c_enum_contents argument. Don't use globals.
9844 (build_enumerator): Likewise.
9845 * c-tree.h (struct c_enum_contents): New struct.
9847 2007-06-04 Tom Tromey <tromey@redhat.com>
9849 * c-common.c (c_common_get_alias_set): Fix indentation.
9851 2007-06-04 Ian Lance Taylor <iant@google.com>
9853 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
9854 to overflow, reduce overflow infinity to regular infinity.
9855 (vrp_var_may_overflow): New static function.
9856 (vrp_visit_phi_node): Check vrp_var_may_overflow.
9858 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
9860 * stor-layout.c (layout_type): Remove duplicate code.
9862 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
9865 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
9866 before build_common_builtin_nodes ().
9868 2007-06-04 Steve Ellcey <sje@cup.hp.com>
9871 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
9873 2007-06-04 Jan Hubicka <jh@suse.cz>
9875 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
9876 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
9877 instead of _stat version.
9879 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9881 PR tree-optimization/32194
9882 * tree-predcom.c (determine_offset): Check that both references have
9885 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9887 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
9888 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
9889 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9890 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
9891 Add argument to iterate_fix_dominators call.
9892 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
9893 * gcse.c (hoist_code): Change domby to vector.
9894 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
9895 Add argument to iterate_fix_dominators call.
9896 * loop-doloop.c (doloop_modify): Changed recount_dominator to
9897 recompute_dominator.
9898 * lambda-code.c (perfect_nestify): Ditto.
9899 * cfgloopanal.c: Include graphds.h.
9900 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
9901 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
9902 (mark_irreducible_loops): Use graphds_scc. Remove argument from
9904 * graphds.c: New file.
9905 * graphds.h: New file.
9906 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
9907 (get_dominated_by, get_dominated_by_region): Change return type to
9909 (verify_dominators): Recompute all dominators and compare the results.
9910 (recount_dominator): Renamed to ...
9911 (recompute_dominator): ... this. Do not check that the block is
9913 (iterate_fix_dominators): Reimplemented.
9914 (prune_bbs_to_update_dominators, root_of_dom_tree,
9915 determine_dominators_for_sons): New functions.
9916 * et-forest.c (et_root): New function.
9917 * et-forest.h (et_root): Declare.
9918 * Makefile.in (graphds.o): Add.
9919 (cfgloopanal.o): Add graphds.h dependency.
9920 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
9921 * basic-block.h (get_dominated_by, get_dominated_by_region,
9922 iterate_fix_dominators): Declaration changed.
9923 (recount_dominator): Renamed to ...
9924 (recompute_dominator): ... this.
9925 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
9926 (thread_through_all_blocks): Do not free dominance info.
9928 2007-06-03 Andreas Schwab <schwab@suse.de>
9930 * config/m68k/m68k.c (override_options): Don't override
9932 * config/m68k/m68k-modes.def (SF, DF): Define to use
9933 motorola_single_format and motorola_double_format, resp.
9934 * real.c (motorola_single_format): Renamed from
9935 coldfire_single_format.
9936 (motorola_double_format): Renamed from coldfire_double_format.
9937 (encode_ieee_extended): Generate a proper canonical NaN image
9938 respecting canonical_nan_lsbs_set.
9939 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
9941 * real.h: Adjust declarations.
9943 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
9946 * config/sh/sh.md (symGOT_load): Don't schedule insns when
9947 the symbol is generated with the stack protector.
9949 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
9951 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
9952 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
9954 * doc/extend.texi (interrupt): Mention m68k.
9956 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
9958 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
9959 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
9960 (ix86_expand_sse_pcmpestr): Do not check operands for
9961 "register_operand", when insn operand predicate is "register_operand".
9962 (ix86_expand_sse_pcmpistr): Ditto.
9964 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
9965 Uros Bizjak <ubizjak@gmail.com>
9967 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
9968 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
9969 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
9970 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
9971 * config/i386/constraints.md ("z"): New register constraint
9972 for members of SSE_FIRST_REG class.
9973 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
9974 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
9975 SSE_FIRST_REG class.
9976 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
9977 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
9978 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
9979 (IX86_BUILTIN_PCMPESTRM128): Likewise.
9980 (IX86_BUILTIN_PCMPESTRA128): Likewise.
9981 (IX86_BUILTIN_PCMPESTRC128): Likewise.
9982 (IX86_BUILTIN_PCMPESTRO128): Likewise.
9983 (IX86_BUILTIN_PCMPESTRS128): Likewise.
9984 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
9985 (IX86_BUILTIN_PCMPISTRI128): Likewise.
9986 (IX86_BUILTIN_PCMPISTRM128): Likewise.
9987 (IX86_BUILTIN_PCMPISTRA128): Likewise.
9988 (IX86_BUILTIN_PCMPISTRC128): Likewise.
9989 (IX86_BUILTIN_PCMPISTRO128): Likewise.
9990 (IX86_BUILTIN_PCMPISTRS128): Likewise.
9991 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
9992 (struct builtin_description): Change "flag" field to unsigned.
9993 (bdesc_pcmpestr): New builtin description table.
9994 (bdesc_pcmpistr): Likewise.
9995 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
9996 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
9997 Initialize pcmp[ei]str[im] insns for SSE4.2.
9998 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
9999 (ix86_expand_sse_pcmpistr): Likewise.
10000 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
10001 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
10002 (UNSPEC_PCMPISTR): Likewise.
10003 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
10004 (sse4_2_pcmpestri):New isns pattern.
10005 (sse4_2_pcmpestrm): Likewise.
10006 (sse4_2_pcmpestr_cconly): Likewise.
10007 (sse4_2_pcmpistr): New insn patern and splitter.
10008 (sse4_2_pcmpistri):New isns pattern.
10009 (sse4_2_pcmpistrm): Likewise.
10010 (sse4_2_pcmpistr_cconly): Likewise.
10011 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
10014 2007-06-01 David Daney <ddaney@avtrex.com>
10016 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
10017 LOADGP_ABSOLUTE and not binds_local_p.
10019 2007-06-01 Geoffrey Keating <geoffk@apple.com>
10021 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
10023 2007-06-01 Ian Lance Taylor <iant@google.com>
10025 * tree-vrp.c (compare_name_with_value): Always set
10026 used_strict_overflow if we get a result from the variable itself.
10028 2007-06-01 Ian Lance Taylor <iant@google.com>
10030 PR rtl-optimization/31455
10031 * lower-subreg.c (find_decomposable_subregs): Don't decompose
10032 subregs which have a cast between modes which are not tieable.
10034 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
10036 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
10037 breaks after return statements.
10039 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
10041 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
10042 only after no_new_pseudos.
10044 2007-05-31 Eric Christopher <echristo@apple.com>
10046 * expr.c (convert_move): Assert that we don't have a BLKmode
10048 (store_expr): Handle BLKmode moves by calling emit_block_move.
10050 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
10052 * c-typeck.c (build_indirect_ref): Include type in error message.
10053 (build_binary_op): Pass types to binary_op_error.
10054 * c-common.c (binary_op_error): Take two type arguments, print out
10056 * c-common.h (binary_op_error): Update prototype.
10058 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10060 * config/i386/i386.c: Correct coments on -mno-sse4.
10062 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10064 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
10065 (x86_64-*-*): Likewise.
10066 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
10067 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
10068 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10069 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
10070 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10071 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10072 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10073 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10074 (OPTION_MASK_ISA_SSE4): Likewise.
10075 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
10076 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10077 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
10078 (override_options): Support SSE4.2.
10079 (ix86_build_const_vector): Support SImode and DImode.
10080 (ix86_build_signbit_mask): Likewise.
10081 (ix86_expand_int_vcond): Support V2DImode.
10082 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
10083 (IX86_BUILTIN_CRC32HI): Likewise.
10084 (IX86_BUILTIN_CRC32SI): Likewise.
10085 (IX86_BUILTIN_CRC32DI): Likewise.
10086 (IX86_BUILTIN_PCMPGTQ): Likewise.
10087 (bdesc_crc32): Likewise.
10088 (bdesc_sse_3arg): Likewise.
10089 (ix86_expand_crc32): Likewise.
10090 (ix86_init_mmx_sse_builtins): Support SSE4.2.
10091 (ix86_expand_builtin): Likewise.
10092 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10093 __SSE4_2__ for -msse4.2.
10094 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
10095 (CRC32MODE): Likewise.
10096 (crc32modesuffix): Likewise.
10097 (crc32modeconstraint): Likewise.
10098 (sse4_2_crc32<mode>): Likewise.
10099 (sse4_2_crc32di): Likewise.
10100 * config/i386/i386.opt (msse4.2): New for SSE4.2.
10102 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
10103 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
10104 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
10105 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
10106 (vcondu<mode>): Likewise.
10107 * doc/extend.texi: Document SSE4.2 built-in functions.
10108 * doc/invoke.texi: Document -msse4.2/-msse4.
10110 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
10112 PR tree-optimization/32160
10113 * tree-predcom.c (predcom_tmp_var): New function. Mark created
10114 variable as gimple reg.
10115 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
10117 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
10119 * gcc.c (main): Don't consider linker options when issuing the
10120 warning about a linker input file not being used.
10122 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10124 * tree-vrp.c (compare_names): Initialize sop.
10126 2007-05-30 Dirk Mueller <dmueller@suse.de>
10128 * cgraphunit.c (cgraph_analyze_function): Remove
10129 computation of inline parameters.
10131 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
10133 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
10135 2007-05-30 Richard Sandiford <richard@codesourcery.com>
10137 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
10138 Add vx-common.h. Include vxworks.h between vx-common.h and
10140 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
10142 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
10143 (TARGET_ASM_DESTRUCTOR): Likewise.
10144 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
10145 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
10146 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
10147 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
10148 (VXWORKS_ENDIAN_SPEC): Define.
10149 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
10150 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
10151 VXWORKS_* equivalents.
10152 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
10153 (ASM_FILE_START): Delete.
10154 (TARGET_VERSION): Reformat.
10155 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
10156 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
10157 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
10158 (FPBIT, DPBIT): Define.
10159 (fp-bit.c, dp-bit.c): New rules.
10160 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
10161 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
10162 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
10163 * config/arm/arm.h: Include vxworks-dummy.h.
10164 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
10165 Mark with ATTRIBUTE_UNUSED.
10166 (arm_override_options): Do not allow VxWorks RTP PIC to be used
10167 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
10168 make it incompatible with -msingle-pic-base.
10169 (arm_function_ok_for_sibcall): Return false for calls that might
10170 go through a VxWorks PIC PLT entry.
10171 (require_pic_register): New function, split out from...
10172 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
10174 (arm_load_pic_register): Handle the VxWorks RTP initialization
10175 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
10176 (arm_emit_call_insn): New function.
10177 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
10178 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
10179 (pic_offset_arm): New pattern.
10180 (call, call_value): Use arm_emit_call_insn.
10181 (call_internal, call_value_internal): New expanders.
10182 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
10183 VxWorks unless __PIC__.
10185 2007-05-30 Eric Christopher <echristo@gmail.com>
10187 * genrecog.c: Include regs.h in generated file.
10188 * genemit.c: Ditto. Fix up formatting.
10189 * config/mn10300/constraints.md: New.
10190 * config/mn10300/mn10300.md: Include.
10191 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
10192 Fix up for removed macro.
10193 * config/mn10300/predicates.md (call_address_operand): Ditto.
10194 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
10195 (CONST_OK_FOR_I): Ditto.
10196 (CONST_OK_FOR_J): Ditto.
10197 (CONST_OK_FOR_K): Ditto.
10198 (CONST_OK_FOR_L): Ditto.
10199 (CONST_OK_FOR_M): Ditto.
10200 (CONST_OK_FOR_N): Ditto.
10201 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
10205 (EXTRA_CONSTRAINT): Ditto.
10207 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
10209 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
10211 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
10212 OPTION_MASK_ISA_64BIT.
10213 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
10215 2007-05-30 Richard Guenther <rguenther@suse.de>
10217 PR middle-end/32152
10218 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
10219 types for comparison.
10220 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
10221 with original typed arguments.
10222 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
10224 2007-05-30 Jakub Jelinek <jakub@redhat.com>
10226 PR tree-optimization/31769
10227 * except.c (duplicate_eh_regions): Clear prev_try if
10228 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
10230 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
10232 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
10233 * tree-ssa-sink.c (statement_sink_location): Return basic block and
10234 bsi of the location where statements should be inserted.
10235 (sink_code_in_bb): Take bsi from statement_sink_location.
10236 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
10237 instead of bsi_start.
10238 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
10240 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
10241 (bsi_move_before): Document inconsistency with bsi_move_after.
10242 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
10244 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
10246 * config/i386/i386.h (TARGET_ABM): New define.
10247 (TARGET_POPCNT): Ditto.
10248 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
10249 New temporary defines to redefine from OPTION_ISA_* defines.
10250 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
10251 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
10252 (ix86_isa_flags): New extern int declaration.
10253 (TARGET_SUBTARGET_DEFAULT): New define.
10254 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
10255 (TARGET_SUBTARGET32_DEFAULT): Ditto.
10256 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
10257 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
10258 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
10259 * config/i386/darwin.h: Change TARGET_64BIT define to
10262 * config/i386/i386.opt (m3dnowa): Define as undocumented option
10263 using existing "ix86_isa_flags" varible.
10264 (m32, m64): Use existing "ix86_isa_flags" variable.
10265 (mmmx, m3dnow): Ditto.
10266 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
10267 (mabm): Define as non-negative option using "x86_abm" variable.
10268 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
10270 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
10271 Rewrite feature test bitmap.
10272 (ix86_isa_flags): New initialized global int varible.
10273 (ix86_isa_flags_explicit): New static int variable.
10274 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
10275 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
10276 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
10277 target_flags_explicit.
10278 (override_options): Remove "target_enable" and "target_disable" fields
10279 from "struct ptt". Update processor_target_table accordingly. Remove
10280 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
10281 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
10282 "target_flags" and "ix86_isa_flags_explicit" instead of
10283 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
10284 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
10285 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
10286 to true when either of PTA_POPCNT or PTA_ABM is set in
10287 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
10288 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
10289 processor_alias_table flags entry. Remove handling of
10290 "target_enable" and "target_disable" fields of processor_target_table.
10291 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
10292 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
10293 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
10294 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
10295 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
10297 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
10299 2007-05-29 David Daney <ddaney@avtrex.com>
10302 * config/mips/mips.c (mips_output_mi_thunk): Emit
10303 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
10305 2007-05-29 Hui-May Chang <hm.chang@apple.com>
10306 * config/i386/i386.c (ix86_function_regparm): Added checking of
10307 ix86_force_align_arg_pointer to determine the number of
10308 register parameters.
10310 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
10312 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
10313 (SET_DR_MISALIGNMENT): New.
10314 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
10315 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
10316 Use SET_DR_MISALIGNMENT.
10317 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
10319 * tree-data-ref.c (create_data_ref, compute_all_dependences,
10320 find_loop_nest): Export.
10321 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
10322 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
10323 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
10324 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
10326 (struct mem_ref): Add field reuse_distance.
10327 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
10328 Initialize reuse_distance field.
10329 (issue_prefetch_ref): Select temporality of prefetch according to
10331 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
10332 self_reuse_distance, determine_loop_nest_reuse): New functions.
10333 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
10334 (tree_ssa_prefetch_arrays): Dump L2 cache size.
10335 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
10338 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
10340 * tree-ssa-alias.c: Add aliasing overview.
10342 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
10343 Danny Smith <dannysmith@users.sourceforge.net>
10346 * config/i386/t-crtfm: Compile crtfastmath.o with
10347 -minline-all-stringops.
10348 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
10349 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
10351 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10353 * doc/md.texi: Document constraints on HP PA-RISC.
10355 * pa/constraints.md: New file.
10356 * pa.md: Include constraints.md.
10357 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
10358 (integer_store_memory_operand, ldil_cint_p): New functions.
10359 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
10360 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10361 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
10362 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
10363 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
10365 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
10368 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
10369 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
10370 case POSTDECREMENT_EXPR>): Return the error_mark_node
10371 if either the real or imaginary parts would an
10374 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
10376 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
10377 name when we remove it from a call.
10379 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
10381 * targhooks.c (default_narrow_bitfield): Remove.
10382 * targhooks.h: Remove the prototype for
10383 default_narrow_bitfield.
10385 * langhooks-def.h: Remove the prototype for
10386 hook_get_alias_set_0.
10387 * langhooks.c (hook_get_alias_set_0): Remove.
10389 * global.c (EXECUTE_IF_CONFLICT): Remove.
10391 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10394 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
10395 return true when truth_value_p is true and the type
10398 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
10400 * doc/install.texi (Prerequisites): We no longer require Autoconf
10401 2.13 for the top-level.
10403 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
10405 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
10406 memory access via x86_expand_vector_move_misalign() only for
10407 TImode values on 32-bit targets.
10409 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
10411 * matrix-reorg.c: New file. Implement matrix flattening and
10412 transposing optimization.
10413 * tree-pass.h: Add matrix reorg pass.
10414 * common.opt: Add fipa-mreorg flag.
10415 * Makefile.in: Add matrix-reorg.c.
10416 * passes.c: Add matrix reorg pass.
10417 * varpool.c (add_new_static_var): New function.
10418 * cgraph.h (add_new_static_var): Declare.
10420 2007-05-27 Eric Christopher <echristo@apple.com>
10422 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
10423 sp_offset depending on stack size. Save r12 depending
10424 on registers we're saving later.
10425 (rs6000_emit_epilogue): Update sp_offset depending only
10428 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
10430 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
10431 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10432 * ifcvt.c (if_convert): Ditto.
10433 * tree-ssa-threadupdate.c (thread_block): Ditto.
10434 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
10435 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10436 verify_loop_closed_ssa): Check number_of_loops instead of
10438 * predict.c (tree_estimate_probability): Ditto.
10439 * tree-if-conv.c (main_tree_if_conversion): Ditto.
10440 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10441 * modulo-sched.c (sms_schedule): Ditto.
10442 * tree-scalar-evolution.c (scev_const_prop): Ditto.
10443 (scev_finalize): Do not do anything if scev analysis was not
10445 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
10446 current_loops == NULL.
10447 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
10448 * loop-init.c (loop_optimizer_init): Do not free current_loops when
10449 there are no loops.
10450 (loop_optimizer_finalize): Assert that loops were analyzed.
10451 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
10452 rtl_doloop): Check number_of_loops instead of current_loops.
10453 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
10454 current_loops == NULL.
10455 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
10456 gate_tree_vectorize tree_linear_transform, check_data_deps,
10457 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
10458 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
10459 Check number_of_loops instead of current_loops.
10460 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
10461 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
10462 free loops if available.
10463 (execute_pre): Do not pass do_fre to fini_pre.
10465 2007-05-27 Tobias Burnus <burnus@net-b.de>
10467 PR middle-end/32083
10468 * real.c (mpfr_from_real): Fix sign of -Inf.
10470 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
10472 * tree-vect-transform.c (vectorizable_conversion): Initialize
10473 tree_code variables to ERROR_MARK.
10474 (vectorizable_type_demotion): Likewise.
10475 (vectorizable_type_promotion): Likewise.
10477 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10480 * config/i386/i386.md (movti): Handle push operands via
10481 ix86_expand_push().
10483 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10485 * basic-block.h: Remove the prototype for merge_seq_blocks.
10486 * cfgcleanup.c (merge_seq_blocks): Remove.
10488 * tree-flow.h: Remove the prototype for is_aliased_with.
10489 * tree-ssa-alias.c (is_aliased_with): Remove.
10491 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
10493 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
10495 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
10497 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
10498 ix86_expand_sse4_unpack if SSE4.1 is enabled.
10499 (vec_unpacks_hi_v16qi): Likewise.
10500 (vec_unpacku_lo_v16qi): Likewise.
10501 (vec_unpacks_lo_v16qi): Likewise.
10502 (vec_unpacku_hi_v8hi): Likewise.
10503 (vec_unpacks_hi_v8hi): Likewise.
10504 (vec_unpacku_lo_v8hi): Likewise.
10505 (vec_unpacks_lo_v8hi): Likewise.
10506 (vec_unpacku_hi_v4si): Likewise.
10507 (vec_unpacks_hi_v4si): Likewise.
10508 (vec_unpacku_lo_v4si): Likewise.
10509 (vec_unpacks_lo_v4si): Likewise.
10511 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10513 * c-typeck.c, config/arm/arm.c, config/darwin.c,
10514 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
10515 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
10516 follow spelling conventions in various
10517 warning/error/diagnostic messages.
10519 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
10520 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
10521 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
10522 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
10523 tree-vrp.c: Fix comment typos. Follow spelling conventions.
10524 * doc/tm.texi: Follow spelling conventions.
10526 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10529 * tree-ssa-forwprop.c
10530 (forward_propagate_addr_into_variable_array_index): Remove
10531 the lhs argument. Use the type of def_rhs instead of lhs.
10532 (forward_propagate_addr_expr_1): Update use of
10533 forward_propagate_addr_into_variable_array_index.
10535 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
10536 Nigel Stephens <nigel@mips.com>
10538 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
10539 function attributes, "far" being an alias for "long_call".
10540 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
10541 (mips_near_type_p, mips_far_type_p): New.
10542 (mips_comp_type_attributes): New function to check that attributes
10543 attached to a function type are compatible.
10544 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
10545 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
10546 to the target function of the thunk.
10547 (mips_encode_section_info): Check for "near" and "far" function
10548 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
10550 * config/mips/predicates.md (const_call_insn_operand): Test only
10551 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
10553 * doc/extend.texi (Function Attributes): Document MIPS "near" and
10556 * testsuite/gcc.target/mips/near-far-1.c: New test case.
10557 * testsuite/gcc.target/mips/near-far-2.c: New test case.
10558 * testsuite/gcc.target/mips/near-far-3.c: New test case.
10559 * testsuite/gcc.target/mips/near-far-4.c: New test case.
10561 2007-05-25 Eric Christopher <echristo@apple.com>
10563 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
10564 to x86-darwin configurations.
10565 * config/i386/t-darwin: Add softfp support.
10566 * config/i386/t-darwin64: Ditto.
10567 * config/i386/sfp-machine.h: If mach then don't use
10568 aliasing, emit a stub to call.
10570 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
10572 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
10573 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
10574 tree-predcom.c, tree-ssa-alias-warnings.c,
10575 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
10576 comment typos. Follow spelling conventions.
10577 * doc/cpp.texi, doc/invoke.texi: Fix typos.
10579 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10582 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
10583 constants into memory. Expand unaligned memory references for
10584 SSE modes via x86_expand_vector_move_misalign() function.
10586 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
10588 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
10589 "memory" attribute for "sseishft" type insn without operands[2].
10591 2007-05-25 Dirk Mueller <dmueller@suse.de>
10592 Marcus Meissner <meissner@suse.de>
10594 * doc/extend.texi (alloc_size): New attribute.
10595 * c-common.c (handle_alloc_size_attribute): New.
10596 * tree-object-size.c (alloc_object_size): Use alloc_size
10597 attribute, if available.
10599 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10601 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
10603 (__builtin_ia32_vec_ext_v2di): Likewise.
10604 (__builtin_ia32_vec_ext_v4si): Likewise.
10605 (__builtin_ia32_vec_ext_v8hi): Likewise.
10606 (__builtin_ia32_vec_ext_v16qi): Likewise.
10607 (__builtin_ia32_vec_set_v8hi): Likewise.
10609 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10611 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
10613 2007-05-25 Richard Sandiford <richard@codesourcery.com>
10615 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
10616 (arm_is_longcall_p): Rename to...
10617 (arm_is_long_call_p): ...this. Take a single tree argument and
10619 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
10620 (CUMULATIVE_ARGS): Remove call_cookie.
10621 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
10622 (ENCODED_LONG_CALL_ATTR_P): Delete.
10623 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
10624 LONG_CALL_FLAG_CHAR cases.
10625 (ARM_DECLARE_FUNCTION_SIZE): Delete.
10626 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
10627 ARM_DECLARE_FUNCTION_SIZE.
10628 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
10629 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
10630 (arm_encode_call_attribute, current_file_function_operand): Delete.
10631 (arm_function_in_section_p): New function.
10632 (arm_is_longcall_p): Rename to...
10633 (arm_is_long_call_p): ...this. Take the target function as a single
10634 argument and return a bool. Do not rely on call cookies. Check
10635 whether the target symbol is in the same section as the current
10636 function, not just the same compilation unit.
10637 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
10638 (arm_encode_section_info): Don't encode a call type.
10639 * config/arm/arm.md (call, call_value): Update calls to
10640 arm_is_long(_)call_p. Simplify logic.
10641 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
10642 Update calls to arm_is_long(_)call_p.
10644 2007-05-25 Richard Guenther <rguenther@suse.de>
10646 PR tree-optimization/31982
10647 * tree-ssa-forwprop.c
10648 (forward_propagate_addr_into_variable_array_index): Handle arrays
10649 with element size one.
10651 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10653 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
10654 (umulsi3_highpart): Likewise.
10656 2007-05-24 Ian Lance Taylor <iant@google.com>
10658 PR rtl-optimization/32069
10659 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
10662 2007-05-24 Ollie Wild <aaw@google.com>
10664 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
10667 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
10669 * postreload-gcse.c (reg_changed_after_insn_p): New function.
10670 (oprs_unchanged_p): Use it to check all registers in a REG.
10671 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
10672 (reg_set_between_after_reload_p): Delete.
10673 (reg_used_between_after_reload_p): Likewise.
10674 (reg_set_or_used_since_bb_start): Likewise.
10675 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
10676 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
10677 Use reg_set_between_p instead of reg_set_between_after_reload_p.
10678 * rtlanal.c (reg_set_p): Check whether REG overlaps
10679 regs_invalidated_by_call, rather than just checking the
10680 membership of REGNO (REG).
10682 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10684 * doc/passes.texi: Document predictive commoning.
10685 * doc/invoke.texi (-fpredictive-commoning): Document.
10686 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
10687 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
10688 adding indices to the generated name.
10689 (schedule_sm): Pass 0 to get_lsm_tmp_name.
10690 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
10691 * tree-pretty-print.c (op_symbol_1): Renamed to ...
10692 (op_symbol_code): ... and exported.
10693 (dump_omp_clause, op_symbol): Use op_symbol_code
10694 instead of op_symbol_1.
10695 * tree-pass.h (pass_predcom): Declare.
10696 * timevar.def (TV_PREDCOM): New timevar.
10697 * tree-ssa-loop.c (run_tree_predictive_commoning,
10698 gate_tree_predictive_commoning, pass_predcom): New.
10699 * tree-data-ref.c (find_data_references_in_loop): Find the
10700 references in dominance order.
10701 (canonicalize_base_object_address): Ensure that the result has
10703 (dr_analyze_innermost): Export.
10704 (create_data_ref): Code to fail for references with invariant
10706 (find_data_references_in_stmt): ... here.
10707 * tree-data-ref.h (dr_analyze_innermost): Declare.
10708 * tree-affine.c: Include tree-gimple.h and hashtab.h.
10709 (aff_combination_find_elt, name_expansion_hash,
10710 name_expansion_eq, tree_to_aff_combination_expand,
10711 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
10713 * tree-affine.h (aff_combination_constant_multiple_p,
10714 tree_to_aff_combination_expand): Declare.
10715 * tree-predcom.c: New file.
10716 * common.opt (fpredictive-commoning): New option.
10717 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
10718 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
10719 * Makefile.in (tree-predcom.o): Add.
10720 (tree-affine.o): Add TREE_GIMPLE_H dependency.
10721 * passes.c (init_optimization_passes): Add dceloop after
10722 copy propagation in loop optimizer. Add predictive commoning
10723 to loop optimizer passes.
10725 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10727 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
10730 2007-05-24 Jan Hubicka <jh@suse.cz>
10732 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
10734 (genheader): Include statistics.h.
10736 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
10738 * print-rtl.c (flag_dump_unnumbered): Update comments.
10739 (print_rtl): Fix my previous change.
10740 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
10743 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10745 PR middle-end/32018
10746 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
10748 (thread_through_all_blocks): Call initialize_original_copy_tables
10749 and free_original_copy_tables.
10750 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
10752 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10753 * cfghooks.c (duplicate_block): Use get_loop_copy.
10754 * cfg.c: Include cfgloop.h.
10755 (loop_copy): New hash table.
10756 (initialize_original_copy_tables): Initialize loop_copy table.
10757 (free_original_copy_tables): Free loop_copy table.
10758 (copy_original_table_clear, copy_original_table_set,
10759 set_loop_copy, get_loop_copy): New functions.
10760 (set_bb_original, set_bb_copy): Use copy_original_table_set.
10761 * cfgloop.h (struct loop): Remove copy field.
10762 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
10763 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
10765 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10767 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
10768 -msse/-msse2/-msse3.
10770 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10772 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
10773 __builtin_ia32_vec_set_v2di with MASK_64BIT.
10775 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
10778 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
10779 * targhooks.h (default_mangle_decl_assembler_name): Declare
10781 * targhooks.c (default_mangle_decl_assembler_name): Define
10783 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
10785 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
10786 * langhooks.c (lhd_set_decl_assembler_name): Call
10787 targetm.mangle_decl_assembler_name for names with global scope.
10789 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
10791 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
10792 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
10794 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
10795 New. Factored out of i386_pe_encode_section_info.
10796 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
10797 Move check for prior decoration of stdcall
10798 symbols to i386_pe_encode_section_info.
10799 (i386_pe_encode_section_info): Adjust call to
10800 gen_stdcall_or_fastcall_suffix. Use
10801 i386_pe_maybe_mangle_decl_assembler_name, if needed.
10802 (i386_pe_mangle_decl_assembler_name): New. Wrap
10803 i386_pe_maybe_mangle_decl_assembler_name.
10805 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10807 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
10808 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
10809 * langhooks.c (get_signed_or_unsigned_type): Don't check for
10810 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
10811 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
10814 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
10815 Nigel Stephens <nigel@mips.com>
10816 Richard Sandiford <richard@codesourcery.com>
10818 Fix up MIPS16 hard float and add support for complex.
10820 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
10821 (TARGET_SOFT_FLOAT_ABI): New.
10822 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
10823 __mips_soft_float to reflect the ABI in use, not whether the
10824 FPU is directly accessible (e.g., in MIPS16 mode).
10825 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
10826 (UNITS_PER_FPVALUE): Likewise.
10828 * config/mips/mips.c (mips_expand_call): Remove redundant
10829 TARGET_MIPS16 check.
10830 (mips_arg_regno): New.
10831 (function_arg_advance): When setting bits in cum->fp_code for
10832 MIPS16, don't subtract 1 from cum->arg_number, since it is now
10834 (function_arg): Use mips_arg_regno.
10835 (mips_return_mode_in_fpr_p): New.
10836 (mips16_call_stub_mode_suffix): New.
10837 (mips16_cfun_returns_in_fpr_p): New.
10838 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
10839 (mips_output_function_prologue): Test mips16_hard_float, not
10840 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
10841 (mips_expand_epilogue): Call MIPS16 helper routines to copy
10842 return value into a floating-point register.
10843 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
10844 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
10845 (mips16_fp_args): Handle MIPS32r2 ISA which supports
10846 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
10847 word of double arguments from or to the high bits of 64-bit
10848 floating point registers.
10849 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
10850 (mips16_fpret_double): New helper function.
10851 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
10852 support for complex modes. Fill in DECL_RESULT for stubdecl.
10853 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
10855 * config/mips/mips16.S
10856 (RET, ARG1, ARG2): New.
10857 (MERGE_GPRf, MERGE_GPRt): New.
10858 (DELAYt, DELAYf): New.
10859 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
10860 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
10861 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
10862 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
10863 (SFOP): Renamed to...
10864 (OPSF3): This, and macro-ified. Updated all uses.
10865 (SFOP2): Renamed to...
10866 (OPSF2): This, and macro-ified. Updated all uses.
10867 (SFCMP): Renamed to...
10868 (CMPSF): This, and macro-ified. Updated all uses.
10869 (SFREVCMP): Renamed to...
10870 (REVCMPSF): This, and macro-ified. Updated all uses.
10871 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
10872 (LDDBL1, LDDBL2, RETDBL): Deleted.
10873 (DFOP): Renamed to...
10874 (OPDF3): This, and macro-ified. Updated all uses.
10875 (DFOP2): Renamed to...
10876 (OPDF2): This, and macro-ified. Updated all uses.
10877 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
10878 (DFCMP): Renamed to...
10879 (CMPDF): This, and macro-ified. Updated all uses.
10880 (DFREVCMP): Renamed to...
10881 (REVCMPDF): This, and macro-ified. Updated all uses.
10882 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
10883 (RET_FUNCTION): New.
10884 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
10885 (__mips16_ret_sc, __mips16_ret_dc): New.
10886 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
10887 STUB_ARGS_6, STUB_ARGS_10): New.
10888 (CALL_STUB_NO_RET): New.
10889 (__mips16_call_stub_1): Macro-ified.
10890 (__mips16_call_stub_5): Macro-ified.
10891 (__mips16_call_stub_2): Macro-ified.
10892 (__mips16_call_stub_6): Macro-ified.
10893 (__mips16_call_stub_9): Macro-ified.
10894 (__mips16_call_stub_10): Macro-ified.
10895 (CALL_STUB_RET): New.
10896 (__mips16_call_stub_sf_0): Macro-ified.
10897 (__mips16_call_stub_sf_1): Macro-ified.
10898 (__mips16_call_stub_sf_5): Macro-ified.
10899 (__mips16_call_stub_sf_2): Macro-ified.
10900 (__mips16_call_stub_sf_6): Macro-ified.
10901 (__mips16_call_stub_sf_9): Macro-ified.
10902 (__mips16_call_stub_sf_10): Macro-ified.
10903 (__mips16_call_stub_df_0): Macro-ified.
10904 (__mips16_call_stub_df_1): Macro-ified.
10905 (__mips16_call_stub_df_5): Macro-ified.
10906 (__mips16_call_stub_df_2): Macro-ified.
10907 (__mips16_call_stub_df_6): Macro-ified.
10908 (__mips16_call_stub_df_9): Macro-ified.
10909 (__mips16_call_stub_df_10): Macro-ified.
10910 (__mips16_call_stub_sc_0): New.
10911 (__mips16_call_stub_sc_1): New.
10912 (__mips16_call_stub_sc_5): New.
10913 (__mips16_call_stub_sc_2): New.
10914 (__mips16_call_stub_sc_6): New.
10915 (__mips16_call_stub_sc_9): New.
10916 (__mips16_call_stub_sc_10): New.
10917 (__mips16_call_stub_dc_0): New.
10918 (__mips16_call_stub_dc_1): New.
10919 (__mips16_call_stub_dc_5): New.
10920 (__mips16_call_stub_dc_2): New.
10921 (__mips16_call_stub_dc_6): New.
10922 (__mips16_call_stub_dc_9): New.
10923 (__mips16_call_stub_dc_10): New.
10925 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
10926 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
10927 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
10929 2007-05-23 Ian Lance Taylor <iant@google.com>
10931 * doc/invoke.texi (Invoking GCC): Document that the order of the
10934 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
10937 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
10938 * config/score/predicate.md (const_pow2, const_npow2): Remove.
10939 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
10943 * config/score/score.c (score_print_operand): Make sure that only
10944 lower bits are used.
10946 2007-05-22 Ian Lance Taylor <iant@google.com>
10948 * tree-vrp.c (avoid_overflow_infinity): New static function,
10949 broken out of set_value_range_to_value.
10950 (set_value_range_to_value): Call avoid_overflow_infinity.
10951 (extract_range_from_assert): Likewise.
10953 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10955 PR middle-end/31095
10956 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
10957 change the type before looking for a COMPOUND_EXPR.
10959 2007-05-22 Ian Lance Taylor <iant@google.com>
10961 * lower-subreg.c (decompose_multiword_subregs): If we change an
10962 insn, call remove_retval_note on it.
10964 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10966 * regs.h (end_hard_regno): New function.
10967 (END_HARD_REGNO, END_REGNO): New macros.
10968 (add_to_hard_reg_set): New function.
10969 (remove_from_hard_reg_set): Likewise.
10970 (in_hard_reg_set_p): Likewise.
10971 (overlaps_hard_reg_set_p): Likewise.
10972 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
10973 (note_btr_set): Use END_HARD_REGNO.
10974 * caller-save.c (setup_save_areas): Use end_hard_regno.
10975 (mark_set_regs): Use END_HARD_REGNO.
10976 (add_stored_regs): Use end_hard_regno.
10977 (mark_referenced_regs): Use add_to_hard_reg_set.
10978 * combine.c (update_table_tick): Use END_REGNO.
10979 (record_value_for_reg): Likewise.
10980 (record_dead_and_set_regs): Likewise.
10981 (get_last_value_validate): Likewise.
10982 (use_crosses_set_p): Likewise.
10983 (reg_dead_at_p_1): Likewise.
10984 (reg_dead_at_p): Likewise.
10985 (mark_used_regs_combine): Use add_to_hard_reg_set.
10986 (move_deaths): Use END_HARD_REGNO.
10987 (reg_bitfield_target_p): Use end_hard_regno.
10988 (distribute_notes): Use END_HARD_REGNO.
10989 * cse.c (mention_regs): Use END_REGNO.
10990 (insert): Use add_to_hard_reg_set.
10991 (invalidate): Use END_HARD_REGNO.
10992 (invalidate_for_call): Likewise.
10993 (exp_equiv_p): Use END_REGNO.
10994 (cse_insn): Likewise.
10995 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
10996 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
10997 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
10998 * function.c (keep_stack_depressed): Use end_hard_regno.
10999 * global.c (global_alloc): Use end_hard_regno.
11000 (global_conflicts): Use add_to_hard_reg_set instead of
11002 (find_reg): Likewise.
11003 (mark_reg_store): Likewise.
11004 (mark_reg_conflicts): Likewise.
11005 (mark_reg_death): Use remove_from_hard_reg_set.
11006 (mark_reg_live_nc): Delete.
11007 (set_preference): Use end_hard_regno.
11008 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
11009 remove_from_hard_reg_set.
11010 (post_mark_life): Use add_to_hard_reg_set.
11011 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
11012 (reg_becomes_live): Use add_to_hard_reg_set.
11013 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
11014 (peep2_find_free_register): Use add_to_hard_reg_set.
11015 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
11016 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
11017 * regrename.c (note_sets): Use add_to_hard_reg_set.
11018 (clear_dead_regs): Use remove_from_hard_reg_set.
11019 (regrename_optimize): Use add_to_hard_reg_set.
11020 (find_oldest_value_reg): Use in_hard_reg_set_p.
11021 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
11022 (hard_reg_set_here_p): Use end_hard_regno.
11023 (decompose): Likewise.
11024 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
11025 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
11026 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
11027 (mark_home_live): Use end_hard_regno.
11028 (spill_hard_reg): Likewise.
11029 (clear_reload_reg_in_use): Likewise.
11030 * reorg.c (delete_prior_computation): Use END_REGNO.
11031 * resource.c (update_live_status): Use END_HARD_REGNO.
11032 (mark_referenced_resources): Use add_to_hard_reg_set.
11033 (mark_set_resources): Likewise.
11034 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
11035 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
11036 (reg_overlap_mentioned_p): Likewise.
11037 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
11038 (covers_regno_no_parallel_p): Use END_REGNO.
11039 (find_regno_note): Likewise.
11040 (find_reg_fusage): Use END_HARD_REGNO.
11041 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
11042 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
11044 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11046 * mode-switching.c (reg_dies): Change type of second argument to
11048 (optimize_mode_switching): Update accordingly.
11050 2007-05-22 Richard Sandiford <richard@codesourcery.com>
11052 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
11054 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
11055 (hard_reg_set_empty_p): ...these new functions.
11056 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
11057 GO_IF_HARD_REG_SUBSET.
11058 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
11059 instead of GO_IF_HARD_REG_EQUAL.
11060 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
11061 instead of GO_IF_HARD_REG_EQUAL.
11062 * global.c (find_reg): Use hard_reg_set_empty_p instead of
11063 GO_IF_HARD_REG_SUBSET.
11064 (modify_reg_pav): Use hard_reg_set_empty_p instead of
11065 GO_IF_HARD_REG_EQUAL.
11066 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
11067 of GO_IF_HARD_REG_SUBSET.
11068 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
11069 instead of GO_IF_HARD_REG_EQUAL.
11070 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
11071 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
11072 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
11073 of GO_IF_HARD_REG_SUBSET,
11074 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
11075 GO_IF_HARD_REG_SUBSET.
11076 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
11077 instead of GO_IF_HARD_REG_EQUAL.
11078 * config/sh/sh.c (push_regs, calc_live_regs): Use
11079 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
11080 (hard_regs_intersect_p): Delete.
11082 2007-05-22 Janis Johnson <janis187@us.ibm.com>
11084 * doc/sourcebuild.texi (Test Directives) Add dg-message.
11086 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
11087 Richard Henderson <rth@redhat.com>
11089 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
11091 (x86_64-*-*): Likewise.
11093 * i386/i386-modes.def (V2QI): New.
11095 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
11097 (override_options): Support SSE4.1.
11098 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
11099 (IX86_BUILTIN_BLENDPS): Likewise.
11100 (IX86_BUILTIN_BLENDVPD): Likewise.
11101 (IX86_BUILTIN_BLENDVPS): Likewise.
11102 (IX86_BUILTIN_PBLENDVB128): Likewise.
11103 (IX86_BUILTIN_PBLENDW128): Likewise.
11104 (IX86_BUILTIN_DPPD): Likewise.
11105 (IX86_BUILTIN_DPPS): Likewise.
11106 (IX86_BUILTIN_INSERTPS128): Likewise.
11107 (IX86_BUILTIN_MOVNTDQA): Likewise.
11108 (IX86_BUILTIN_MPSADBW128): Likewise.
11109 (IX86_BUILTIN_PACKUSDW128): Likewise.
11110 (IX86_BUILTIN_PCMPEQQ): Likewise.
11111 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
11112 (IX86_BUILTIN_PMAXSB128): Likewise.
11113 (IX86_BUILTIN_PMAXSD128): Likewise.
11114 (IX86_BUILTIN_PMAXUD128): Likewise.
11115 (IX86_BUILTIN_PMAXUW128): Likewise.
11116 (IX86_BUILTIN_PMINSB128): Likewise.
11117 (IX86_BUILTIN_PMINSD128): Likewise.
11118 (IX86_BUILTIN_PMINUD128): Likewise.
11119 (IX86_BUILTIN_PMINUW128): Likewise.
11120 (IX86_BUILTIN_PMOVSXBW128): Likewise.
11121 (IX86_BUILTIN_PMOVSXBD128): Likewise.
11122 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
11123 (IX86_BUILTIN_PMOVSXWD128): Likewise.
11124 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
11125 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
11126 (IX86_BUILTIN_PMOVZXBW128): Likewise.
11127 (IX86_BUILTIN_PMOVZXBD128): Likewise.
11128 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
11129 (IX86_BUILTIN_PMOVZXWD128): Likewise.
11130 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
11131 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
11132 (IX86_BUILTIN_PMULDQ128): Likewise.
11133 (IX86_BUILTIN_PMULLD128): Likewise.
11134 (IX86_BUILTIN_ROUNDPD): Likewise.
11135 (IX86_BUILTIN_ROUNDPS): Likewise.
11136 (IX86_BUILTIN_ROUNDSD): Likewise.
11137 (IX86_BUILTIN_ROUNDSS): Likewise.
11138 (IX86_BUILTIN_PTESTZ): Likewise.
11139 (IX86_BUILTIN_PTESTC): Likewise.
11140 (IX86_BUILTIN_PTESTNZC): Likewise.
11141 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
11142 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
11143 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
11144 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
11145 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
11146 (bdesc_ptest): New.
11147 (bdesc_sse_3arg): Likewise.
11148 (bdesc_2arg): Likewise.
11149 (bdesc_1arg): Likewise.
11150 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
11152 (ix86_expand_sse_4_operands_builtin): New.
11153 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
11154 smaller than 8 bits as the 2nd arg.
11155 (ix86_expand_sse_ptest): New.
11156 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
11157 (ix86_expand_vector_set): Support SSE4.1.
11158 (ix86_expand_vector_extract): Likewise.
11160 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
11161 __SSE4_1__ for -msse4.1.
11163 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
11164 (UNSPEC_INSERTPS): Likewise.
11165 (UNSPEC_DP): Likewise.
11166 (UNSPEC_MOVNTDQA): Likewise.
11167 (UNSPEC_MPSADBW): Likewise.
11168 (UNSPEC_PHMINPOSUW): Likewise.
11169 (UNSPEC_PTEST): Likewise.
11170 (UNSPEC_ROUNDP): Likewise.
11171 (UNSPEC_ROUNDS): Likewise.
11173 * config/i386/i386.opt (msse4.1): New for SSE4.1.
11175 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
11176 (const_pow2_1_to_32768_operand): Likewise.
11178 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
11181 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
11183 (sse4_1_insertps): Likewise.
11184 (*sse4_1_extractps): Likewise.
11185 (sse4_1_ptest): Likewise.
11186 (sse4_1_mulv2siv2di3): Likewise.
11187 (*sse4_1_mulv4si3): Likewise.
11188 (*sse4_1_smax<mode>3): Likewise.
11189 (*sse4_1_umax<mode>3): Likewise.
11190 (*sse4_1_smin<mode>3): Likewise.
11191 (*sse4_1_umin<mode>3): Likewise.
11192 (sse4_1_eqv2di3): Likewise.
11193 (*sse4_1_pinsrb): Likewise.
11194 (*sse4_1_pinsrd): Likewise.
11195 (*sse4_1_pinsrq): Likewise.
11196 (*sse4_1_pextrb): Likewise.
11197 (*sse4_1_pextrb_memory): Likewise.
11198 (*sse4_1_pextrw_memory): Likewise.
11199 (*sse4_1_pextrq): Likewise.
11200 (sse4_1_blendpd): Likewise.
11201 (sse4_1_blendps): Likewise.
11202 (sse4_1_blendvpd): Likewise.
11203 (sse4_1_blendvps): Likewise.
11204 (sse4_1_dppd): Likewise.
11205 (sse4_1_dpps): Likewise.
11206 (sse4_1_movntdqa): Likewise.
11207 (sse4_1_mpsadbw): Likewise.
11208 (sse4_1_packusdw): Likewise.
11209 (sse4_1_pblendvb): Likewise.
11210 (sse4_1_pblendw): Likewise.
11211 (sse4_1_phminposuw): Likewise.
11212 (sse4_1_extendv8qiv8hi2): Likewise.
11213 (*sse4_1_extendv8qiv8hi2): Likewise.
11214 (sse4_1_extendv4qiv4si2): Likewise.
11215 (*sse4_1_extendv4qiv4si2): Likewise.
11216 (sse4_1_extendv2qiv2di2): Likewise.
11217 (*sse4_1_extendv2qiv2di2): Likewise.
11218 (sse4_1_extendv4hiv4si2): Likewise.
11219 (*sse4_1_extendv4hiv4si2): Likewise.
11220 (sse4_1_extendv2hiv2di2): Likewise.
11221 (*sse4_1_extendv2hiv2di2): Likewise.
11222 (sse4_1_extendv2siv2di2): Likewise.
11223 (*sse4_1_extendv2siv2di2): Likewise.
11224 (sse4_1_zero_extendv8qiv8hi2): Likewise.
11225 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
11226 (sse4_1_zero_extendv4qiv4si2): Likewise.
11227 (*sse4_1_zero_extendv4qiv4si2): Likewise.
11228 (sse4_1_zero_extendv2qiv2di2): Likewise.
11229 (*sse4_1_zero_extendv2qiv2di2): Likewise.
11230 (sse4_1_zero_extendv4hiv4si2): Likewise.
11231 (*sse4_1_zero_extendv4hiv4si2): Likewise.
11232 (sse4_1_zero_extendv2hiv2di2): Likewise.
11233 (*sse4_1_zero_extendv2hiv2di2): Likewise.
11234 (sse4_1_zero_extendv2siv2di2): Likewise.
11235 (*sse4_1_zero_extendv2siv2di2): Likewise.
11236 (sse4_1_roundpd): Likewise.
11237 (sse4_1_roundps): Likewise.
11238 (sse4_1_roundsd): Likewise.
11239 (sse4_1_roundss): Likewise.
11240 (mulv4si3): Don't expand for SSE4.1.
11241 (smax<mode>3): Likewise.
11242 (umaxv4si3): Likewise.
11243 (uminv16qi3): Likewise.
11244 (umin<mode>3): Likewise.
11245 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
11247 * doc/extend.texi: Document SSE4.1 built-in functions.
11249 * doc/invoke.texi: Document -msse4.1.
11251 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
11253 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
11254 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
11255 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
11256 (ASM_SPEC): Add asm_pcrel_spec.
11257 (EXTRA_SPECS): Add asm_pcrel_spec.
11259 2007-05-21 David Daney <ddaney@avtrex.com>
11261 * doc/install.texi (Building a cross compiler): Add requirements
11262 for Java cross compiler.
11264 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11266 PR middle-end/31995
11267 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
11268 Add loopno argument. Use evolution_function_is_invariant_rec_p
11269 instead of evolution_function_is_constant_p.
11270 Update calls to evolution_function_is_affine_multivariate_p.
11271 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
11272 Add loopno argument.
11273 * tree-scalar-evolution.c (gather_chrec_stats): Call
11274 evolution_function_is_affine_multivariate_p with a loop
11276 * tree-data-ref.c (analyze_miv_subscript): Likewise.
11277 (analyze_overlapping_iterations): Likewise.
11278 (access_functions_are_affine_or_constant_p): Likewise.
11279 (build_classic_dist_vector_1): If the access functions
11280 are equal, don't do anything.
11282 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
11283 Paolo Carlini <pcarlini@suse.de>
11284 Uros Bizjak <ubizjak@gmail.com>
11286 * c-cppbuiltin.c (c_cpp_builtins): Define
11287 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
11288 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
11289 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
11290 * doc/cpp.texi ([Standard Predefined Macros]): Document.
11292 2007-05-21 Mike Stump <mrs@apple.com>
11294 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
11296 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11298 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
11300 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
11301 implementation if __OPTIMIZE__ is not defined.
11302 (_mm_alignr_pi8): Ditto.
11303 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11304 (_mm_inserti_si64): Ditto.
11305 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11306 (_mm_slli_epi16): Ditto.
11307 (_mm_slli_epi32): Ditto.
11308 (_mm_slli_epi64): Ditto.
11309 (_mm_srai_epi16): Ditto.
11310 (_mm_srai_epi32): Ditto.
11311 (_mm_srli_si128): Ditto.
11312 (_mm_slli_si128): Ditto.
11313 (_mm_srli_epi16): Ditto.
11314 (_mm_srli_epi32): Ditto.
11315 (_mm_srli_epi64): Ditto.
11316 (_mm_extract_epi16): Ditto.
11317 (_mm_insert_epi16): Ditto.
11318 (_mm_shufflehi_epi16): Ditto.
11319 (_mm_shufflelo_epi16): Ditto.
11320 (_mm_shuffle_epi32): Ditto.
11321 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
11322 (_m_pextrw): Ditto.
11323 (_mm_insert_pi16): Ditto.
11324 (_m_pinsrw): Ditto.
11325 (_mm_shuffle_pi16): Ditto.
11326 (_m_pshufw): Ditto.
11327 (_mm_shufle_ps): Ditto.
11328 (_mm_prefetch): Ditto.
11330 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
11332 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
11333 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
11334 * real.c (encode_i370_single, decode_i370_single,
11335 encode_i370_double, decode_i370_double): Functions removed.
11336 (i370_single_format, i370_double_format): Initializations removed.
11337 (real_maxval, round_for_format, exact_real_truncate, significand_size):
11338 Consider the log2_b field to always be one.
11339 (ieee_single_format, mips_single_format, coldfire_single_format,
11340 ieee_double_format, mips_double_format, coldfire_double_format,
11341 ieee_extended_motorola_format, ieee_extended_intel_96_format,
11342 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
11343 ibm_extended_format, mips_extended_format, ieee_quad_format,
11344 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
11345 decimal_single_format, decimal_double_format, decimal_quad_format,
11346 c4x_single_format, c4x_extended_format, real_internal_format): Remove
11347 initialization of log2_b.
11348 * real.h (i370_single_format, i370_double_format): Declarations
11350 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
11351 field to always be one.
11353 2007-05-21 Andreas Schwab <schwab@suse.de>
11355 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
11356 NOTE_INSN_BASIC_BLOCK_P.
11357 (process_for_unwind_directive): Likewise.
11359 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
11361 * builtins.c (expand_builtin_setjmp_setup): Update comment.
11362 * function.h (struct function): Move va_list_gpr_size,
11363 va_list_fpr_size, function_frequency to front of bitfields. Add
11365 (current_function_calls_unwind_init): New.
11366 * except.c (expand_builtin_unwind_init): Set
11367 current_function_calls_unwind_init not
11368 current_function_has_nonlocal_label.
11369 * reload1.c (has_nonexceptional_receiver): New.
11370 (reload): Use it and current_function_calls_unwind_init to
11371 determine whether call-saved regs must be saved.
11373 2007-05-20 Jan Hubicka <jh@suse.cz>
11375 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
11376 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11377 * ddg.c (create_ddg): LIkewise.
11378 * final.c (final): Remove hunk moving line number notes around since
11379 they are no longer present at this stage.
11380 (final_scan_insn): Use NOTE_KIND instead of
11381 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11382 (output_asm_label): Likewise.
11383 * reorg.c (dbr_schedule): Likewise.
11384 * haifa-sched.c (unlink_other_notes): Likewise.
11385 * mode-switching.c (optimize_mode_switching): Likewise.
11386 * graph.c (start_bb): Likewise.
11387 * rtl.def (NOTE): Update description.
11388 * jump.c (squeeze_notes): Delete.
11389 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
11390 NOTE_INSN_BASIC_BLOCK_P when possible.
11391 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
11392 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
11393 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11394 (dwarf2out_var_location): Likewise.
11395 * cfgbuild.c (make_edges): Likewise.
11396 (find_basic_blocks_1): Likewise.
11397 * function.c (reorder_blocks_1): Likewise.
11398 (epilogue_done): Likewise.
11399 (reposition_prologue_and_epilogue_notes): Likewise.
11400 * print-rtl.c (print_rtx): Likewise; drop code for printing
11402 (print_rtl): Likewise.
11403 (print_rtl_single): Likewise.
11404 * gcse.c (insert_insn_start_bb): Likewise.
11405 * alias.c (init_alias_analysis): Likewise.
11406 * calls.c (fixup_tail_calls): Likewise.
11407 * except.c (sjlj_emit_function_enter): Likewise.
11408 * emit-rtl.c (add_insn_after): Likeiwse.
11409 (emit_label_before): Likewise.
11410 (emit_label_after): Likewise.
11411 (emit_note_before, emit_note_after, emit_note): Update
11412 parameter to be enum insn_note; do not deal with source
11414 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
11415 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
11417 (merge_blocks_move_successor_nojumps): Simplify now when
11418 we don't have BLOCK notes.
11419 (try_optimize_cfg): Likewise.
11420 * cfglayout.c (skip_insns_after_block): Likewise.
11421 (record_effective_endpoints): Likewise.
11422 (duplicate_insn_chain): Likewise.
11423 * varasm.c (output_constant_pool_1): Likewise.
11424 * sched-deps.c (sched_analyze): Likewise.
11425 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
11427 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
11428 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
11429 (SET_INSN_DELETED): Simplify.
11430 (NOTE_LINE_NUMBER): Exterminate.
11431 (NOTE_LINE_KIND): New.
11432 (NOTE_INSN_BASIC_BLOCK_P): Update.
11433 (enum insn_note): Simplify.
11434 (GET_NOTE_INSN_NAME) Simplify.
11435 (emit_note_before, emit_note_after, emit_note): Update prototype.
11436 (squeeze_notes): Remove.
11437 * sched-int.h (NOTE_NOT_BB_P): Update.
11438 * resource.c (mark_target_live_regs): Update.
11439 * sched-rgn.c (debug_dependencies): Update.
11440 * sched-vis.c (print_insn): Update.
11441 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
11442 * config/i386/i386.c (ix86_output_function_epilogue): Update.
11443 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
11444 (TARGET_ADJUST_UNROLL_MAX): Likewise.
11445 (split_branches): Update.
11446 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
11448 (sh_adjust_unroll_max): Exterminate.
11449 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
11450 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
11451 (m68hc11_reorg): Likewise.
11452 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
11453 (emit_predicate_relation_info): Update.
11454 (process_for_unwind_directive): Update.
11455 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
11456 (output_call): Update.
11457 * config/pa/pa.c (output_lbranch): Update.
11458 (output_millicode_call): Update.
11459 (output_call): Update.
11460 (pa_combine_instructions): Update.
11461 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
11462 * config/bfin/bfin.c (gen_one_bundle): Update.
11463 * cfgrtl.c (can_delete_note_p): Update.
11464 (delete_insn): Update.
11465 (rtl_merge_blocks): Update.
11466 (commit_one_edge_insertion): Update.
11467 (rtl_verify_flow_info): Update.
11468 * stmt.c (expand_case): Do not call squeeze_notes.
11470 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11477 * c.opt (Wtype-limits): New.
11478 * doc/invoke.texi (Wtype-limits): Document it.
11479 (Wextra): Enabled by -Wextra.
11480 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11481 * c-common.c (shorten_compare): Warn with Wtype-limits.
11483 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11485 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
11486 inlined function, not as a macro.
11487 (_mm_alignr_pi8): Ditto.
11488 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11489 (_mm_inserti_si64): Ditto.
11490 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11491 (_mm_extract_epi16): Ditto.
11492 (_mm_insert_epi16): Ditto.
11493 (_mm_shufflehi_epi16): Ditto.
11494 (_mm_shufflelo_epi16): Ditto.
11495 (_mm_shuffle_epi32): Ditto.
11496 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
11497 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
11499 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
11501 (_m_to_float): Use C89 compatible assignment.
11503 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
11506 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
11508 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11511 * doc/invoke.texi (Wreturn-type): Complete description.
11512 (Wextra): Delete item about return-type warning.
11513 * c-decl.c: Delete redundant Wextra warning.
11515 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11518 * config/i386/pmmintrin.h: Do not include xmmintrin.h
11519 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
11520 inlined function, not as a macro.
11521 (_mm_prefetch): Ditto.
11522 (_m_pextrw): Ditto.
11523 (_mm_insert_pi16): Ditto.
11524 (_m_pinsrw): Ditto.
11525 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
11526 (_m_pshufw): Ditto. Add const to __N argument.
11527 (_mm_shufle_ps): Ditto. Add const to __mask argument.
11528 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
11529 (_mm_slli_epi32): Ditto.
11530 (_mm_srli_si128): Implement as always inlined function, not as a
11531 macro. Add __inline to function declaration.
11532 (_mm_slli_si128): Ditto.
11534 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
11536 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
11537 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
11539 (struct fenv): New structure.
11540 (FP_HANDLE_EXCEPTIONS): New define.
11541 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
11542 (_FP_DECL_EXP): New define.
11543 (FP_INIT_ROUNDMODE): New define.
11544 (FP_ROUNDMODE): New define.
11546 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11548 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
11549 (Wconversion): Update description.
11550 (Wconversion-sign): New.
11551 * c.opt (Wconversion-sign): New.
11552 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
11553 means disabled for C++. Otherwise, take the status of Wconversion.
11554 * c-common.c (conversion_warning): Warn with either Wconversion or
11556 (warnings_for_convert_and_check): Conditions are already checked by
11557 conversion_warning.
11558 (convert_and_check): Don't check warnings if the conversion failed.
11560 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
11561 Anatoly Sokolov <aesok@dol.ru>
11563 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
11564 avr_epilogue_uses) : Add declaration.
11565 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
11566 * config/avr/constraints.md (R): New constraint.
11567 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
11568 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
11569 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
11570 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
11571 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
11572 call_prologue_saves, epilogue_restores, return_from_epilogue,
11573 return_from_main_epilogue, return_from_interrupt_epilogue,
11574 return_from_naked_epilogue, prologue, epilogue): New patterns.
11575 (jump): Handle symbol reference.
11576 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
11577 avr_output_function_prologue, avr_output_function_epilogue): Remove
11579 (avr_init_machine_status, expand_prologue, expand_epilogue,
11580 avr_asm_function_end_prologue, avr_epilogue_uses,
11581 avr_asm_function_begin_epilogue): New functions.
11582 (prologue_size, epilogue_size, jump_tables_size): Remove global
11584 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
11585 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
11586 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
11587 (avr_override_options): Initialise init_machine_status.
11588 (output_movhi): Handle all stack pointer loads.
11589 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
11590 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
11591 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
11592 (EPILOGUE_USES) Redefine.
11593 (machine_function) Declare.
11595 2007-05-19 Richard Sandiford <richard@codesourcery.com>
11597 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
11598 Use a single return statement.
11600 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11602 PR middle-end/30250
11603 * builtins.c (do_mpfr_lgamma_r): New.
11604 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
11605 * tree.h (CASE_FLT_FN_REENT): New.
11607 2007-05-18 Geoffrey Keating <geoffk@apple.com>
11609 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
11610 (output_die): Use 'unsigned long' with %x.
11611 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
11612 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
11613 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
11615 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
11617 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
11622 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
11623 true if function has no argument.
11625 2007-05-18 DJ Delorie <dj@redhat.com>
11627 * config/mips/mips.c (mips_offset_within_alignment_p): New.
11628 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
11630 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11632 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
11633 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
11634 count_trailing_zeros.
11635 (__i386__): Implement count_leading_zeros using __builtin_clz().
11636 Implement count_trailing_zeros usign __builtin_ctz().
11638 2007-05-18 Richard Sandiford <richard@codesourcery.com>
11640 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
11642 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11644 PR middle-end/31344
11645 * expr.c (emit_move_change_mode): Change mode of push operands here.
11647 2007-05-17 Ian Lance Taylor <iant@google.com>
11649 PR tree-optimization/31953
11650 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
11651 Change all callers.
11652 (set_value_range_to_null): Call set_value_range_to_value.
11653 (extract_range_from_comparison): Likewise.
11655 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11657 * toplev.c (print_version): Output GMP/MPFR version info.
11659 * builtins.c (CASE_MATHFN_REENT): New macro.
11660 (mathfn_built_in): Use it.
11661 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
11662 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
11663 BUILT_IN_LGAMMAL_R): New.
11664 * doc/extend.texi: Document new builtins.
11666 PR middle-end/31796
11667 * builtins.c (do_mpfr_remquo): New.
11668 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
11669 (fold_builtin_3): Handle BUILT_IN_REMQUO.
11671 PR middle-end/30251
11672 * builtins.c (fold_builtin_1): Handle y0, y1.
11673 (fold_builtin_2): Handle yn.
11675 PR middle-end/30251
11676 * builtins.c (do_mpfr_bessel_n): New.
11677 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
11678 (fold_builtin_2): Handle BUILT_IN_JN.
11680 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
11683 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
11684 TYPE_PRECISION (intmax_type_node).
11686 2007-05-17 Steve Ellcey <sje@cup.hp.com>
11689 * reload.c (subst_reloads): Remove checking.
11691 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11693 PR rtl-optimization/31691
11694 * combine.c (simplify_set): Build a new src pattern instead of
11695 substituting its operands in the COMPARE case.
11697 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
11699 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
11700 (execute_vrp): Preserve loops through jump threading.
11701 * tree-ssa-threadupdate.c (thread_single_edge,
11702 dbds_continue_enumeration_p, determine_bb_domination_status,
11703 thread_through_loop_header): New functions.
11704 (create_edge_and_update_destination_phis,
11705 create_edge_and_update_destination_phis): Set loops for the new blocks.
11706 (prune_undesirable_thread_requests): Removed.
11707 (redirect_edges): Do not pretend that redirect_edge_and_branch can
11709 (thread_block): Do not call prune_undesirable_thread_requests.
11711 (mark_threaded_blocks): Select edges to thread here.
11712 (thread_through_all_blocks): Take may_peel_loop_headers argument.
11713 Thread edges through loop headers independently.
11714 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
11715 * tree-pass.h (TODO_mark_first_instance): New.
11716 (first_pass_instance): Declare.
11717 * cfghooks.c (duplicate_block): Put the block to the original loop
11718 if copy is not specified.
11719 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
11720 jump threading. Pass may_peel_loop_headers to
11721 thread_through_all_blocks according to first_pass_instance.
11722 * cfgloop.h (create_preheader): Declare.
11723 * tree-flow.h (thread_through_all_blocks): Declaration changed.
11724 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
11725 * passes.c (first_pass_instance): New variable.
11726 (next_pass_1): Set TODO_mark_first_instance.
11727 (execute_todo): Set first_pass_instance.
11729 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
11731 PR tree-optimization/24659
11732 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
11733 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
11734 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
11735 OTI_vec_pack_ufix_trunc.
11736 (vec_unpacks_float_hi_optab): Define new macro.
11737 (vec_unpacks_float_lo_optab): Ditto.
11738 (vec_unpacku_float_hi_optab): Ditto.
11739 (vec_unpacku_float_lo_optab): Ditto.
11740 (vec_pack_sfix_trunc_optab): Ditto.
11741 (vec_pack_ufix_trunc_optab): Ditto.
11742 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
11743 and vec_pack_[s|u]fix_trunc_optab using
11744 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
11745 * tree-vectorizer.c (supportable_widening_operation): Handle
11746 FLOAT_EXPR and CONVERT_EXPR. Update comment.
11747 (supportable_narrowing_operation): New function.
11748 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
11749 * tree-vect-transform.c (vectorizable_conversion): Handle
11750 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11751 (vect_gen_widened_results_half): Move before vectorizable_conversion.
11752 (vectorizable_type_demotion): Call supportable_narrowing_operation()
11753 to check for target support.
11754 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
11755 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
11756 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
11757 for VEC_PACK_FIX_TRUNC_EXPR.
11758 (expand_binop): Special case mode of the result for
11759 vec_pack_[u|s]fix_trunc_optab.
11760 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
11761 vec_pack_[u|s]fix_trunc_optab.
11763 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
11764 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
11765 * tree-pretty-print.c (dump_generic_node): Handle
11766 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
11767 VEC_PACK_FIX_TRUNC_EXPR.
11769 * expr.c (expand_expr_real_1): Ditto.
11770 * tree-inline.c (estimate_num_insns_1): Ditto.
11771 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11773 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
11774 (vec_unpacks_float_lo_v8hi): Ditto.
11775 (vec_unpacku_float_hi_v8hi): Ditto.
11776 (vec_unpacku_float_lo_v8hi): Ditto.
11777 (vec_unpacks_float_hi_v4si): Ditto.
11778 (vec_unpacks_float_lo_v4si): Ditto.
11779 (vec_pack_sfix_trunc_v2df): Ditto.
11781 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
11783 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
11784 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
11785 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
11786 [vec_pack_ufix_trunc]: Ditto.
11787 [vec_unpacks_float_hi]: Ditto.
11788 [vec_unpacks_float_lo]: Ditto.
11789 [vec_unpacku_float_hi]: Ditto.
11790 [vec_unpacku_float_lo]: Ditto.
11792 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
11794 * soft-fp/README: Update for new files.
11795 * soft-fp/floattisf.c: New file.
11796 * soft-fp/floattidf.c: New file.
11797 * soft-fp/floattitf.c: New file.
11798 * soft-fp/floatuntisf.c: New file.
11799 * soft-fp/floatuntidf.c: New file.
11800 * soft-fp/floatuntitf.c: New file.
11801 * soft-fp/fixsfti.c: New file.
11802 * soft-fp/fixdfti.c: New file.
11803 * soft-fp/fixtfti.c: New file.
11804 * soft-fp/fixunssfti.c: New file.
11805 * soft-fp/fixunsdfti.c: New file.
11806 * soft-fp/fixunstfti.c: New file.
11807 * soft-fp/extendxftf.c: New file.
11808 * soft-fp/trunctfxf.c: New file.
11810 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
11811 (__trunctfxf2): Ditto.
11813 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
11814 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
11815 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
11816 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
11817 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
11818 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
11820 * config/i386/t-fprules-softfp64: New file.
11821 * config/i386/sfp-machine.h: New file.
11822 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
11823 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
11824 and soft-fp/t-softfp to tmake_file.
11825 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
11826 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
11828 * config/i386/t-linux64 (softfp_wrap_start): New.
11829 (softfp_wrap_end): New.
11830 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
11831 supported for TARGET_64BIT.
11833 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11835 * c-common.c (c_common_signed_or_unsigned_type): Emulate
11836 c_common_unsigned_type behavior.
11838 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
11840 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
11843 2007-05-16 Eric Christopher <echristo@apple.com>
11845 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
11846 saving after stack push. Set sp_offset whenever we push.
11847 (rs6000_emit_epilogue): Move altivec register restore before
11850 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11852 * configure.ac: Allow sysroots to be relocated under $prefix as
11853 well as $exec_prefix.
11854 * configure: Regenerate.
11856 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11860 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11862 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11863 (gcc_tooldir): Likewise.
11864 * configure: Regenerate.
11865 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11866 old configure.ac gcc_tooldir setting.
11867 (prefix_to_exec_prefix): New variable.
11868 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11869 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11871 2007-05-14 Janis Johnson <janis187@us.ibm.com>
11873 * c-typeck.c (build_binary_op): Return early for error.
11875 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
11877 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
11878 struct nb_iter_bound.
11879 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
11880 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
11881 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
11882 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
11883 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
11884 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
11885 (del_scev_info): Use ggc_free.
11886 (scev_initialize): Allocate scalar_evolution_info in gc memory.
11887 * loop-init.c: Include ggc.h.
11888 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
11889 (loop_optimizer_finalize): Use ggc_free.
11890 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
11891 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
11892 pass_iv_optimize): Add TODO_ggc_collect.
11893 * function.h (struct function): Remove skip marker from
11895 * cfgloop.c: Include ggc.h.
11896 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
11898 (establish_preds): Vector superloops is gc allocated.
11899 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
11901 (flow_loops_find): Vector larray is gc allocated.
11902 (loop_exit_free): Use ggc_free.
11903 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
11904 that head of exits list is now not a part of struct loop.
11905 (record_loop_exits): Allocate exits table in gc memory.
11906 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
11907 that head of exits list is now not a part of struct loop.
11908 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
11909 struct loop_exit): Add GTY marker.
11910 (struct loop): Add GTY marker. Make superloops vector gc allocated.
11911 Add skip marker to aux field. Make head of exits list a separate
11913 (struct loops): Add GTY marker. Make larray vector gc allocated.
11914 Add param marker to exits table.
11915 (get_loops): Type changed.
11916 * Makefile.in (tree-scalar-evolution.o): Add
11917 gt-tree-scalar-evolution.h dependency.
11918 (cfgloop.o, loop-init.o): Add ggc.h dependency.
11919 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
11920 * basic-block.h (struct basic_block_def): Remove skip marker from
11923 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
11925 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
11926 of 0 in the call to expand_expr().
11927 (expand_builtin_mathfn_3): Ditto.
11928 (expand_builtin_interclass_mathfn): Ditto.
11929 (expand_builtin_cexpi): Ditto.
11930 (expand_builtin_int_roundingfn): Ditto.
11931 (expand_builtin_int_roundingfn_2): Ditto.
11932 (expand_builtin_pow): Ditto.
11933 (expand_builtin_powi): Ditto.
11934 (expand_builtin_bswap): Ditto.
11935 (expand_builtin_unop): Ditto.
11936 (expand_builtin_fabs): Ditto.
11937 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
11938 the call to expand_expr().
11939 (expand_builtin_sync_operation): Ditto.
11940 (expand_builtin_compare_and_swap): Ditto.
11941 (expand_builtin_lock_test_and_set): Ditto.
11942 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
11943 instead of 0 in the call to expand_expr().
11944 (expand_builtin_extract_return_addr): Ditto.
11945 (expand_builtin_eh_return): Ditto.
11946 (expand_eh_return): Ditto.
11947 * explow.c (expr_size): Ditto.
11948 * expr.c (optimize_bitfield_assignment_op): Ditto.
11949 (expand_assignement): Ditto.
11950 (store_expr): Ditto.
11951 (store_field): Ditto.
11952 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
11953 the call to expand_expr().
11954 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
11955 in the call to expand_expr().
11956 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
11957 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
11958 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
11960 * optabs.c (expand_vec_shift_expr): Ditto.
11961 (expand_vec_cond_expr): Ditto.
11962 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
11963 call to expand_expr().
11964 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
11965 in the call to expand_expr().
11967 2007-05-14 Dave Korn <dave.korn@artimi.com>
11969 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
11971 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
11973 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
11974 instead of c_common_unsigned_type.
11975 (c_common_unsigned_type): Remove.
11976 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
11977 c_common_unsigned_type.
11978 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
11979 c_common_unsigned_type.
11980 * c-common.h (c_common_unsigned_type): Remove.
11981 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
11982 c_common_unsigned_type.
11983 * c-format.c (check_format_types): Use unsigned_type_for instead of
11984 c_common_unsigned_type.
11985 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11986 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
11987 of c_common_unsigned_type.
11988 * convert.c (convert_to_integer): Use unsigned_type_for instead of
11989 lang_hooks.types.unsigned_type.
11990 * expmed.c (make_tree): Use unsigned_type_for instead of
11991 lang_hooks.types.unsigned_type.
11992 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
11993 lang_hooks.types.unsigned_type.
11994 (build_range_check): Likewise.
11995 (fold_unary): Likewise.
11996 (fold_binary): Likewise.
11997 (fold_ternary): Likewise.
11998 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11999 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
12000 * tree.c (get_unsigned_type): New.
12001 (unsigned_type_for): Use get_unsigned_type instead of
12002 lang_hooks.types.unsigned_type.
12004 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
12006 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
12007 to m68k_get_function_kind. Update its prototype.
12008 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
12010 (m68k_interrupt_function_p): Return enum m68k_function_type
12011 instead of bool. Rename to m68k_get_function_kind.
12012 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
12013 target is not fido.
12014 (m68k_compute_frame_layout): Don't mark any register for save
12015 if an interrupt_thread attribute is specified.
12016 (m68k_hard_regno_rename_ok): Update a use of
12017 m68k_interrupt_function_p.
12018 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
12019 m68k_interrupt_function_p.
12020 (m68k_function_type): New.
12021 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
12022 for a function with an interrupt_thread attribute.
12023 * doc/extend.texi: Document the interrupt_thread attribute.
12025 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
12027 Fix PR tree-optimization/31911
12028 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
12029 if they didn't change the expression.
12031 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
12033 * tree-scalar-evolution.c (resolve_mixers): Exported.
12034 * tree-scalar-evolution.h (resolve_mixers): Declare.
12035 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
12036 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
12037 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
12038 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
12039 init_array_ref, init_pointer_ref, analyze_indirect_ref,
12040 strip_conversion, analyze_offset_expr, address_analysis,
12041 object_analysis, analyze_offset): Removed.
12042 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
12043 split_constant_offset, canonicalize_base_object_address,
12044 object_address_invariant_in_loop_p, disjoint_objects_p,
12045 dr_may_alias_p, dr_address_invariant_p): New functions.
12046 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
12047 and dr_analyze_alias.
12048 (initialize_data_dependence_relation): Use dr_may_alias_p
12049 and object_address_invariant_in_loop_p.
12050 (compute_self_dependence): Handle the case when
12051 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
12052 (find_data_references_in_stmt): Restrict the analysis of data
12053 references to the given loop nest.
12054 (find_data_references_in_loop): Made static. Pass loop nest to
12055 find_data_references_in_stmt.
12056 (compute_data_dependences_for_loop): Use DR_VOPS.
12057 (free_data_ref): Free DR_VOPS.
12058 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
12059 (struct innermost_loop_behavior): ... new.
12060 (struct base_object_info): Replaced by ...
12061 (struct indices): ... new.
12062 (struct dr_alias): New.
12063 (enum data_ref_type): Removed.
12064 (struct data_reference): Consist of struct innermost_loop_behavior,
12065 struct indices and struct dr_alias.
12066 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
12067 (DR_MEMTAG): Renamed to ...
12068 (DR_SYMBOL_TAG): ... this.
12069 (find_data_references_in_loop): Declaration removed.
12070 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
12071 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
12072 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
12073 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
12075 2007-05-13 Revital Eres <eres@il.ibm.com>
12077 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
12078 which walks virtual def-use chains to find redundant stores.
12079 (dse_optimize_stmt): Call it.
12081 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
12083 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
12084 * passes.c (init_optimization_passes): Move pass_jump_bypass
12087 * basic-block.h (bb_has_eh_pred): Fix style issue.
12089 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
12091 PR rtl-optimization/31848
12092 * loop-invariant.c (move_invariant_reg): If we move an insn
12093 with a REG_EQUAL note, and that insn is not always executed,
12094 remove the REG_EQUAL note.
12096 2007-05-12 Richard Guenther <rguenther@suse.de>
12098 PR tree-optimization/31797
12099 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
12100 propagate into a stmt that has volatile ops.
12102 2007-05-12 Richard Sandiford <richard@codesourcery.com>
12104 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12105 (gcc_tooldir): Likewise.
12106 * configure: Regenerate.
12107 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12108 old configure.ac gcc_tooldir setting.
12109 (prefix_to_exec_prefix): New variable.
12110 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12111 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12113 2007-05-11 Silvius Rus <rus@google.com>
12115 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
12116 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
12117 * c-common.h (strict_aliasing_warning): Change return type.
12118 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
12119 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
12120 (build_c_cast): Condition call to strict_aliasing_warning.
12121 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
12122 * flags.h (set_Wstrict_aliasing): Declare.
12123 * opts.c (set_Wstrict_alising): Define, add call to.
12124 * tree-flow.h (strict_aliasing_warning_backend): Declare.
12125 * tree-ssa-alias-warnings.c: New file.
12126 * tree-ssa-alias.c (compute_may_aliases): Add call to
12127 strict_aliasing_warning_backend.
12129 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
12131 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
12132 Use loop_depth and loop_outer accessor functions.
12133 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
12134 determine_invariantness_stmt, move_computations_stmt): Ditto.
12135 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
12136 add_loop, loopify, unloop, fix_loop_structure): Ditto.
12137 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
12138 * tree-scalar-evolution.c (interpret_loop_phi,
12139 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
12140 instantiate_parameters_1, scev_const_prop): Ditto.
12141 * cfghooks.c (make_forwarder_block): Ditto.
12142 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
12143 * modulo-sched.c (loop_canon_p): Ditto.
12144 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
12145 slpeel_can_duplicate_loop_p): Ditto.
12146 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
12147 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
12148 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
12149 cancel_loop, verify_loop_structure): Ditto.
12150 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
12151 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
12152 superloops vector instead of "pred" array.
12153 (establish_preds): Take father loop as an argument. Initialize the
12155 (flow_loop_tree_node_add): Pass father loop to establish_preds.
12156 Do not initialize loop->outer.
12157 (flow_loop_tree_node_remove): Truncate the superloops vector.
12158 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
12159 "pred" merged to "superloops" vector.
12160 (loop_depth, loop_outer): New.
12161 (fel_init): Use loop_outer.
12163 2007-05-11 Jan Hubicka <jh@suse.cz>
12165 * cgraphunit.c: Include gt-cgraphunit.h
12166 (static_ctors, static_dtors): New static vars.
12167 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
12168 based on implementation in c-common.c
12169 (cgraph_finalize_function): Call record_cdtor_fn.
12170 (cgraph_optimize): Call cgraph_build_cdtor_fns.
12171 * decl.c (finish_function): Do not call c_record_cdtor_fn.
12172 (c_write_global_declarations): Do not call c_build_cdtor_fns.
12173 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
12174 build_cdtor, c_build_cdtor_fns): Remove.
12175 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
12176 c_build_cdtor_fns): Remove prototype.
12178 2007-05-11 Paolo Carlini <pcarlini@suse.de>
12181 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
12182 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
12183 * builtins.c (fold_builtin_memchr): New.
12184 (expand_builtin_memchr): Call the latter.
12185 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
12186 * doc/extend.texi ([Other built-in functions provided by GCC]):
12189 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
12191 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
12192 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
12193 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
12194 PFPO_OP1_TYPE_SHIFT): Constants added.
12195 (DFP_ALL): Mode macro defined.
12196 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
12197 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
12198 Insn definitions added.
12199 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
12200 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
12203 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
12205 PR tree-optimization/31885
12206 * tree-chrec.c (chrec_contains_undetermined): Do not consider
12207 NULL_TREE to be undetermined.
12208 (automatically_generated_chrec_p): Return false for NULL.
12210 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
12212 * config/bfin/bfin.h (MOVE_RATIO): Define.
12214 2007-05-10 Richard Sandiford <richard@codesourcery.com>
12216 * config.gcc (sparc-wrs-vxworks): New target.
12217 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
12218 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
12219 * config/sparc/sparc.h: Include vxworks-dummy.h.
12220 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
12221 include LABEL_REFs too.
12222 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
12223 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
12225 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
12227 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
12228 (sparc_emit_call_insn): New function.
12229 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
12230 functions when generating VxWorks PIC.
12231 * config/sparc/sparc.md (vxworks_load_got): New pattern.
12232 (call, call_value): Use sparc_emit_call_insn instead of
12235 2007-05-09 Bob Wilson <bob.wilson@acm.org>
12237 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
12239 2007-05-09 Bob Wilson <bob.wilson@acm.org>
12241 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
12242 for floating-point values if HOST_BITS_PER_LONG > 32. Use
12243 split_double instead of operand_subword.
12245 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
12247 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
12248 * config/bfin/bfin.c (bfin_local_alignment): New function.
12249 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
12251 2007-05-08 Chao-ying Fu <fu@mips.com>
12253 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
12254 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
12255 (smsub_widen_optab, umsub_widen_optab): Define.
12256 * optabs.c (init_optabs): Initialize smsub_widen_optab and
12258 * genopinit.c (optabs): Fill in smsub_widen_optab and
12260 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
12261 and umsub_widen_optab to implement multiply-subtract sequences.
12262 * config/mips/mips.md (*msac<u>_di): Rename to...
12263 (<u>msubsidi4): ...this. Extend condition to include
12264 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12265 of operand 0 to "ka" and use the three-operand form of msub<u>
12267 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
12270 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
12272 PR rtl-optimization/28011
12273 * reload.c (push_reload): Set dont_share if IN appears in OUT
12274 also when IN is a PLUS rtx.
12275 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
12278 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
12280 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
12281 call unshare_all_decls.
12282 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
12283 (unshare_all_decls): Remove.
12285 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
12288 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
12291 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
12292 Nigel Stephens <nigel@mips.com>
12294 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
12295 Update comments and all uses.
12296 (MIN_FPRS_PER_FMT): Define.
12297 * config/mips/mips.c (function_arg): Fix to correctly handle
12298 the -mips32r2 -mfp64 -mabi=32 case.
12299 (override_options): Enable use of odd-numbered registers for
12300 SFmode values on MIPS32.
12301 (mips_save_reg_p): Save whole floating-point register pair if
12302 either half is used.
12303 (compute_frame_size): Fix comment.
12305 2007-05-08 Jie Zhang <jie.zhang@analog.com>
12307 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
12308 argument of type bool.
12309 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
12310 argument. Safely select temporary P register according to it.
12311 (do_link): Change call site of add_to_reg accordingly.
12312 (do_unlink): Add epilogue_p as a fourth argument and pass it
12314 (expand_interrupt_handler_epilogue): Change call of do_unlink
12316 (bfin_expand_prologue): Add a third argument sibcall_p.
12317 * config/bfin/bfin.md (epilogue): Change call of
12318 bfin_expand_epilogue accordingly.
12319 (sibcall_epilogue): Likewise.
12320 (eh_return_internal): Likewise.
12322 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
12323 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
12324 * config/bfin/bfin.c (bfin_handle_option): Handle
12325 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
12326 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
12327 Support bf534, bf536 and bf561.
12328 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
12330 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
12333 * config/i386/i386.c (ix86_function_regparm): Process local
12334 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
12336 2007-05-07 Mike Stump <mrs@apple.com>
12338 * doc/invoke.texi (Warning Options): Document that -Wempty-body
12339 also checks for and while statements in C++.
12341 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
12343 * gcc.c (at_file_supplied): New variable.
12344 (main): Set it if we expanded argv.
12345 (do_spec_1): Pass an @-file to the linker if we were called with
12346 an @-file argument and HAVE_GNU_LD.
12347 * collect2.c (at_file_supplied): New variable.
12348 (response_file): New variable.
12349 (collect_exit): Unlink response_file if necessary.
12350 (handler): Likewise.
12351 (do_wait): Likewise.
12352 (main): Set at_file_supplied if we expanded argv.
12353 (collect_execute): Pass an @-file to subprocesses if we were called
12354 with an @-file argument.
12355 * configure.ac: Add define for HAVE_GNU_LD.
12356 * configure: Regenerate.
12357 * config.in: Regenerate.
12359 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
12361 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
12362 operand to HI mode.
12367 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
12369 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
12370 (TARGET_ENCODE_SECTION_INFO): Re-define.
12371 (m32c_encode_section_info): New
12372 (function_vector_handler): New
12373 (current_function_special_page_vector): New
12374 (m32c_special_page_vector_p): New.
12375 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
12377 * config/m32c/jump.md: Added instruction JSRS for functions
12378 with attribute "function_vector".
12379 * doc/extend.texi (function_vector): Added description
12380 for M16C, M32C targets.
12382 2007-05-07 DJ Delorie <dj@redhat.com>
12385 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
12386 ashrpsi3, lshrpsi3): Update shift count constraint.
12388 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
12389 Nathan Froyd <froydnj@codesourcery.com>
12392 * c-incpath.c (add_path): Strip trailing path separators.
12394 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
12396 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
12397 Free dominance info before purging EH edges.
12398 (eliminate_degenerate_phis): Likewise.
12399 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
12401 2007-05-07 Jan Hubicka <jh@suse.cz>
12403 * gimplify.c (gimplify_expr): Do not crash when folding
12404 (void *)(int)&a + 4.
12406 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12409 * c-opts.c (lang_fortran): Make it non static.
12410 * c-common.h (lang_fortran): New prototype.
12411 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
12412 -lang-fortran option was passed by the driver.
12414 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
12416 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
12417 of ASSERT_CHECKING. Tweak message.
12419 2007-05-06 Revital Eres <eres@il.ibm.com>
12422 * loop-unroll.c (insert_var_expansion_initialization):
12423 Initialize the expansions with -zero instead of +zero.
12425 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
12427 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
12428 into pic and non-pic versions. Mark r19 as used for
12429 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
12430 for tgd_load, tld_load and tie_load .
12431 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
12432 version of tgd_load, tld_load and tie_load depending on the
12435 2007-05-04 Ulrich Drepper <drepper@redhat.com>
12436 Jakub Jelinek <jakub@redhat.com>
12438 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
12439 (__do_global_dtors_aux): Use more paranoid loop to run
12440 destructors if HIDDEN_DTOR_LIST_END.
12441 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
12443 2007-05-04 Jakub Jelinek <jakub@redhat.com>
12445 * varasm.c (align_variable): Don't increase alignment for
12446 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
12447 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
12449 2007-05-04 Josh Conner <jconner@apple.com>
12451 * basic-block.h (cdi_direction): Assign values to all enumeration
12453 (dom_computed): Remove.
12454 (dom_info_state): New.
12455 (set_dom_info_availability): New.
12456 * tree-ssa-loop-im.c (determine_invariantness): Initialize
12457 walk_data.dom_direction.
12458 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
12459 instead of dom_computed[].
12460 (split_edge): Likewise.
12461 (create_basic_block): Likewise.
12462 (merge_blocks): Likewise.
12463 * ifcvt.c (find_if_header): Likewise.
12464 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
12465 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
12466 * tree-ssa.c (verify_ssa): Likewise.
12467 * tree-cfg.c (tree_verify_flow_info): Likewise.
12468 (remove_edge_and_dominated_blocks): Likewise.
12469 * dominance.c (dom_computed): Make static.
12470 (calc_dfs_tree_nonrec): Change third param to a bool.
12471 (calc_dfs_tree): Change second param to a bool.
12472 (calc_idioms): Change second param to a bool. Use
12473 dom_convert_dir_to_idx.
12474 (init_dom_info): Validate dir before using.
12475 (dom_convert_dir_to_idx): New.
12476 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
12477 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
12478 (free_dominance_info): Use dom_convert_dir_to_idx.
12479 (get_immediate_dominator): Likewise.
12480 (set_immediate_dominator): Likewise.
12481 (get_dominated_by): Likewise.
12482 (redirect_immediate_dominators): Likewise.
12483 (nearest_common_denominator): Likewise.
12484 (dominated_by_p): Likewise.
12485 (bb_dom_dfs_in): Likewise.
12486 (bb_dom_dfs_out): Likewise.
12487 (recount_dominator): Likewise.
12488 (iterate_fix_dominators): Likewise.
12489 (add_to_dominance_info): Likewise.
12490 (delete_from_dominance_info): Likewise.
12491 (first_dom_son): Likewise.
12492 (next_dom_son): Likewise.
12493 (dom_info_available_p): Likewise.
12494 (dom_info_state): New.
12495 (set_dom_info_availability): New.
12497 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12499 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
12501 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
12503 2007-05-04 Bob Wilson <bob.wilson@acm.org>
12505 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
12506 (subdi3, subdi_carry): Delete.
12508 2007-05-04 Jan Hubicka <jh@suse.cz>
12509 Richard Guenther <rguenther@suse.de>
12511 * opts.c (decode_options): Do not fiddle with inlining
12512 parameters in case of optimizing for size.
12513 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
12514 for size do nothing.
12515 (cgraph_decide_inlining_of_small_function): When optimizing for
12516 size never inline functions increasing caller size.
12517 (cgraph_early_inlining): Inline for size when optimizing for size.
12519 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
12521 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
12522 logical operations piecewise.
12523 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
12524 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
12525 subdi_sesidi_di): Delete.
12526 (add_with_carry): Produce carry in CC instead of a DREG to shorten
12527 the generated sequence. Allow three-reg add in constraints. Rewrite
12528 the rtl expression for carry to avoid zero_extend of a constant.
12529 (sub_with_carry): New pattern.
12530 (adddi3, subdi3): Change into define_expand. For subtract, generate a
12531 different sequence not involving jumps.
12532 (notbi): Now a named pattern.
12534 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
12536 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
12537 Add the note about a significant loss of accuracy of some
12538 mathematical routines when these options are used.
12540 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12542 * haifa-sched.c (rtx_vec_t): New typedef.
12543 (contributes_to_priority_p): Extract piece of priority () into new
12545 (priority): Use the function. Add assertion.
12546 (rank_for_schedule, set_priorities): Add assertion to check that
12547 insn's priority is initialized.
12548 (clear_priorities, calc_priorities): Change signature. Make it update
12549 all relevant insns. Update all callers ('add_to_speculative_block ()'
12550 and 'create_block_check_twin ()').
12551 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
12552 Add new field 'priority_status'.
12553 (INSN_PRIORITY_STATUS): New macro.
12554 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
12556 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12558 * sched-ebb.c (debug_ebb_dependencies): New static function.
12559 (init_ready_list): Use it.
12561 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
12562 with changed signature and 'debug_rgn_dependencies ()'.
12563 (debug_rgn_dependencies): New static function.
12564 (init_ready_list): Use it.
12566 * sched-int.h (debug_dependencies): Declare.
12568 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12570 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
12572 2007-05-04 Dirk Mueller <dmueller@suse.de>
12574 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
12576 2007-05-03 Jan Hubicka <jh@suse.cz>
12578 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
12579 ((T1)X op (T1)Y), for pointer type in more cases than before.
12581 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
12583 * tree-object-size.c (plus_expr_object_size): When operand size is
12584 unknown, return unknown.
12586 2007-05-03 Dirk Mueller <dmueller@suse.de>
12588 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
12590 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
12593 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
12595 2007-05-03 Janis Johnson <janis187@us.ibm.com>
12597 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
12599 2007-05-03 Joseph Myers <joseph@codesourcery.com>
12601 * config/soft-fp/double.h, config/soft-fp/extended.h,
12602 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
12603 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
12604 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
12605 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
12608 2007-05-03 Ian Lance Taylor <iant@google.com>
12610 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
12611 MASK_PPC_GFXOPT for 8540 or 8548.
12613 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12615 * tree-vect-transform.c (vect_update_inits_of_drs): Use
12616 vect_print_dump_info() to output debug information.
12618 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12621 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
12622 operands of size 2 when operand is not MEM_P.
12624 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12626 PR tree-optimization/30565
12627 * lambda-code.c (perfect_nestify): Fix updating of dominators.
12629 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
12631 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
12632 (umulsi3_highpart): Use them.
12633 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
12634 for final accumulator to D regisster tranfser.
12636 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
12638 PR tree-optimization/31699
12639 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
12641 (vect_enhance_data_refs_alignment): Compute peel amount using
12642 TYPE_VECTOR_SUBPARTS instead of vf.
12643 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
12645 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
12648 * system.h: Remove inclusion of double-int.h
12649 * tree.h: Include double-int.h
12650 * gengtype.c: Likewise
12651 * cfgloop.h: Likewise
12652 * Makefile.in: Adjust dependencies on double-int.h
12654 2007-05-02 Eric Christopher <echristo@apple.com>
12656 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
12657 -shared to -Zdynamiclib.
12659 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
12662 * c-common.c (strip_pointer_or_array_types): New function.
12663 * c-common.h (strip_pointer_or_array_types): New function declaration.
12665 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12667 PR tree-optimization/31771
12668 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
12670 2007-05-02 Paul Brook <paul@codesourcery.com>
12672 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
12674 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
12676 PR middle-end/29715
12677 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
12680 2007-05-02 Nick Clifton <nickc@redhat.com>
12682 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
12684 2007-05-02 Richard Guenther <rguenther@suse.de>
12686 PR tree-optimization/31146
12687 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
12688 argument, single_use_p. If we have a single use that is
12689 a conversion to the definition rhs type, propagate that rhs.
12690 (forward_propagate_addr_expr): Pass single_use_p argument
12691 to forward_propagate_addr_expr_1.
12693 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
12695 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
12698 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12700 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
12701 'AMD Family 10 core'.
12703 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12705 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
12706 and athlon64-sse3 as improved versions of k8, opteron and athlon64
12707 with SSE3 instruction set support.
12708 * doc/invoke.texi: Likewise.
12710 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12712 * config/i386/i386.c (override_options): Tuning 32-byte loop
12713 alignment for amdfam10 architecture. Increasing the max loop
12714 alignment to 24 bytes.
12716 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
12718 * config/m68k/constraints.md: New.
12719 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
12720 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12721 EXTRA_CONSTRAINT): Remove.
12722 * config/m68k/m68k.md: Include constraints.md.
12723 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
12725 2007-05-01 Ian Lance Taylor <iant@google.com>
12727 PR tree-optimization/31739
12728 * tree-vrp.c (vrp_val_is_max): New static function.
12729 (vrp_val_is_min): New static function.
12730 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
12732 (set_value_range): Use vrp_val_is_{max,min}.
12733 (extract_range_from_assert): Likewise.
12734 (extract_range_from_binary_expr): Likewise.
12735 (extract_range_from_unary_expr): Likewise.
12736 (dump_value_range, vrp_meet): Likewise.
12737 (vrp_visit_phi_node): Likewise.
12738 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
12740 2007-05-01 Mark Mitchell <mark@codesourcery.com>
12742 * config/i386/gmon-sol2.c (size_t): New type.
12743 (intptr_t): Likewise.
12744 (s_textsize): Declare as size_t.
12746 (monstartup): Use size_t for sizes.
12747 (_mcount): Save and restore registers.
12748 (internal_mcount): Pass 0 as the first argument to monstartup
12750 (moncontrol): Convert pointer to appropriately sized integer
12751 before passing to profil.
12753 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12755 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
12756 __NO_FPRS__, not just if _SOFT_DOUBLE.
12757 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
12758 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
12759 also for E500 double.
12760 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
12761 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
12764 2007-05-01 Richard Guenther <rguenther@suse.de>
12766 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
12769 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12771 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
12773 2007-05-01 Jan Hubicka <jh@suse.cz>
12775 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
12778 2007-05-01 Jan Hubicka <jh@suse.cz>
12780 * tree.h (maybe_fold_offset_to_component_ref): Remove.
12781 (maybe_fold_offset_to_reference): Declare.
12782 * fold-const.c (fold_unary): Do not fold
12783 (type *)&A into &A->field_of_type_and_offset_0
12784 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
12785 size is unknown, give up.
12786 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
12788 (maybe_fold_offset_to_reference): New.
12789 (maybe_fold_stmt_indirect): Use it.
12790 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
12791 * gimplify.c (gimplify_conversion): Canonicalize conversions to
12793 (gimplify_expr): Likewise for plus_expr.
12795 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
12797 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
12798 bsi_after_labels. Always insert statements before bsi.
12799 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
12800 * predict.c (apply_return_prediction): Check for empty blocks.
12801 * cfgexpand.c (lab_rtx_for_bb): New variable.
12802 (label_rtx_for_bb): Do not create new tree labels.
12803 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
12804 (tree_expand_cfg): Initialize lab_rtx_for_bb.
12805 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
12807 (label_for_bb): Add field used.
12808 (update_eh_label, main_block_label): Mark the label used.
12809 (cleanup_dead_labels): Remove unused labels.
12811 2007-05-01 Richard Guenther <rguenther@suse.de>
12813 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
12814 if it is not about to be set.
12815 (get_value_range): Do not pre-allocate equiv bitmap.
12816 (update_value_range): No need to clear equiv field.
12817 (add_equivalence): Change prototype to get bitmap pointer.
12818 Allocate bitmap here if it is not already.
12819 (extract_range_from_assert): Do not allocate bitmap here.
12820 Update callers to add_equivalence.
12821 (extract_range_from_ssa_name): Likewise.
12822 (get_vr_for_comparison): New static helper.
12823 (compare_name_with_value): Handle NULL equiv bitmap by
12824 peeling the first iteration of the comparison loop.
12825 Use get_vr_for_comparison.
12826 (compare_names): Handle NULL equiv bitmaps by using fake
12827 ones. Use get_vr_for_comparison.
12829 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
12831 * double-int.c (mpz_set_double_int): Moved from
12832 tree-ssa-loop-niter.c.
12833 (mpz_get_double_int): Likewise; also, add option to wrap
12834 out-of-range integers.
12835 * double-int.h: New prototypes for above.
12836 * tree.c (get_static_type_bounds): Moved from
12837 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
12838 TYPE_MAX_VALUE if they exist..
12839 * tree.h: New prototype for above.
12840 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
12841 get_type_bounds calls.
12842 (mpz_set_double_int): Move to double-int.c.
12843 (get_type_bounds): Move to tree.c, rename to
12844 get_static_type_bounds.
12845 (mpz_to_double_int): Move to double-int.c, rename to
12846 mpz_get_double_int.
12848 2007-04-30 Bob Wilson <bob.wilson@acm.org>
12850 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
12851 DIV0 exception can fall through to a normal return.
12853 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
12855 PR middle-end/22156
12856 Temporarily revert:
12857 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12858 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12859 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12860 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12861 initialize align to silence bogus warning.
12862 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12863 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12865 (struct sra_walk_fns): Remove use_all parameter from use.
12866 (sra_hash_tree): Handle BIT_FIELD_REFs.
12867 (sra_elt_hash): Don't hash bitfld blocks.
12868 (sra_elt_eq): Skip them in parent compares as well. Handle
12870 (sra_walk_expr): Don't maintain or pass down use_all_p.
12871 (scan_use): Remove use_all parameter.
12872 (scalarize_use): Likewise. Re-expand assignment to
12873 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12874 output, and re-scalarize after output. Don't mark anything
12876 (scalarize_ldst): Adjust.
12877 (scalarize_walk_gimple_modify_statement): Likewise.
12878 (build_element_name_1): Handle BIT_FIELD_REFs.
12879 (instantiate_element): Don't warn for any element whose parent
12880 is used as a whole.
12881 (instantiate_missing_elements_1): Return the sra_elt.
12882 (canon_type_for_field): New.
12883 (try_instantiate_multiple_fields): New.
12884 (instantiate_missing_elemnts): Use them.
12885 (mark_no_warning): Removed.
12886 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12887 (REPLDUP, sra_build_elt_assignment): New.
12888 (generate_copy_inout): Use them.
12889 (generate_element_copy): Likewise. Handle bitfld differences.
12890 (generate_element_zero): Don't recurse for blocks. Use
12891 sra_build_elt_assignment.
12892 (generate_one_element_int): Take elt instead of var. Use
12893 sra_build_elt_assignment.
12894 (generate_element_init_1): Adjust.
12895 (scalarize_use, scalarize_copy): Use REPLDUP.
12896 (scalarize_ldst): Move assert before dereference.
12897 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12899 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12902 * tree.c (reconstruct_complex_type): Reconstruct a reference
12904 Also use the same mode for the pointer as the old pointer type.
12906 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12908 * doc/trouble.texi (Interoperation): Remove note about Ultrix
12911 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
12913 PR rtl-optimization/31676
12914 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
12915 (df_refs_record): Call it.
12917 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12919 * rtl.def (SS_ABS): New code.
12920 * config/bfin/bfin.c (print_operand): New modifier 'v'.
12921 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
12922 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
12923 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
12924 (bfin_init_builtins): Define them.
12925 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
12926 (bfin_expand_builtin): ... and handle the others here.
12927 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
12928 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
12929 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
12930 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
12931 operand is only HImode.
12933 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
12935 * regclass.c (scan_one_insn): Remove splitting of
12938 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
12939 Nigel Stephens <nigel@mips.com>
12941 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
12943 2007-04-28 Jan Hubicka <jh@suse.cz>
12945 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
12946 insn_locators_alloc instead of insn_locators_initialize;
12947 call reset_block_changes.
12948 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12949 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
12950 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
12951 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12952 * config/score/score.c (th_output_mi_thunk): Likewise.
12953 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12954 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
12955 tolerate uninitialized locator info.
12958 * function.c (init_function_start): Don't init line number info.
12959 (expand_function_end): Update.
12960 (reset_block_changes, record_block_change, finalize_block_changes,
12961 check_block_change, free_block_changes): Kill.
12962 * function.h (reset_block_changes, record_block_change,
12963 finalize_block_changes, check_block_change, free_block_changes):
12965 (struct function): Remove ib_boundaries_block.
12966 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12967 Use curr_insn_locator to initialize locator.
12968 (emit_line_note): Remove.
12969 * cfgexpand.c (expand_gimple_cond_expr): Update.
12970 (construct_exit_block): Likewise.
12971 (tree_expand_cfg): Initialize/finalize locators.
12972 * expr.c (expand_expr_real): Update.
12973 * cfglayout.c (line_locators_locs, line_locators_lines,
12974 file_locators_locs, file_locators_files): Remove.
12975 (set_block_levels): Move to cfgexpand.c.
12976 (insn_locators_initialize): Remove.
12977 (pass_insn_locators_initialize): Remove.
12978 (locations_locators_locs, locations_locators_vals): New static vars.
12979 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12981 (insn_locators_alloc, insn_locators_finalize,
12982 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12984 (locator_location): New.
12985 (locator_line, locator_file): Rewrite.
12986 * rtl.h (emit_line_note): Kill.
12987 (insn_locators_alloc, insn_locators_finalize,
12988 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12990 * tree-inline.c (initialize_cfun): Do not initialize
12991 ib_boundaries_block.
12992 * passes.c (pass_insn_locators_initialize): Remove.
12994 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
12996 * tree-cfg.c (move_block_to_fn): Release bb from dominance
12997 info. Update last_basic_block correctly.
12999 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
13002 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
13003 register itself to hold the offset constant. Tell flow the use
13004 of r4 and r5 when they are used.
13006 2007-04-27 Richard Guenther <rguenther@suse.de>
13008 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
13009 if we simplified anything.
13010 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
13011 warnings until we did a simplification and the stmt was not
13012 marked as TREE_NO_WARNING.
13014 2007-04-27 Mike Stump <mrs@apple.com>
13016 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
13018 2007-04-27 Ian Lance Taylor <iant@google.com>
13020 PR middle-end/31710
13021 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
13022 TYPE_MAX_VALUE exist, convert them to the new type.
13024 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13026 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
13027 if it claims to be available.
13028 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
13029 edge is redirected.
13030 (perform_tree_ssa_dce): Always free postdominators.
13032 2007-04-27 Richard Henderson <rth@redhat.com>
13034 * config/alpha/predicates.md (aligned_memory_operand): Mark
13035 as define_special_predicate.
13036 (unaligned_memory_operand, normal_memory_operand): Likewise.
13037 (reg_or_unaligned_mem_operand): Remove.
13038 (any_memory_operand): Match the documentation and check for
13039 non-renumbered pseudos during reload.
13040 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
13041 alpha_secondary_reload_class, update to new interface, make static.
13042 Handle CQImode like HImode. Remove FP subreg check.
13043 (alpha_expand_mov): Use replace_equiv_address.
13044 (alpha_expand_mov_nobwx): Use any_memory_operand.
13045 (TARGET_SECONDARY_RELOAD): New.
13046 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
13047 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13048 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
13049 * config/alpha/alpha.md: ... here.
13050 (RELOAD12, reloadmode): New.
13052 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
13053 Don't handle the aligned case here.
13054 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
13055 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
13056 reload_inhi_help. Don't expect a scratch register.
13057 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
13059 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
13061 2007-04-27 Richard Guenther <rguenther@suse.de>
13063 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
13065 2007-04-27 Richard Guenther <rguenther@suse.de>
13067 PR tree-optimization/30965
13068 PR tree-optimization/30978
13069 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
13070 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
13071 (find_equivalent_equality_comparison): Likewise.
13072 (simplify_cond): Likewise.
13073 (get_prop_source_stmt): New helper.
13074 (get_prop_dest_stmt): Likewise.
13075 (can_propagate_from): Likewise.
13076 (remove_prop_source_from_use): Likewise.
13077 (combine_cond_expr_cond): Likewise.
13078 (forward_propagate_comparison): New function.
13079 (forward_propagate_into_cond): Rewrite to use fold for
13081 (tree_ssa_forward_propagate_single_use_vars): Call
13082 forward_propagate_comparison to propagate comparisons.
13084 2007-04-27 Richard Guenther <rguenther@suse.de>
13086 PR tree-optimization/31715
13087 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
13088 sure to do computation on the offset in an appropriate
13091 2007-04-27 Richard Sandiford <richard@codesourcery.com>
13093 * reload.h (elimination_target_reg_p): Declare.
13094 * reload.c (find_reloads): Don't apply the reg_rtx move
13095 optimization if the SET_DEST satisfies elimination_target_reg_p.
13096 * reload1.c (elimination_target_reg_p): New function.
13097 (gen_reload): In the move/add2 fallback, make sure that op0
13098 does not overlap the destination register.
13100 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13102 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
13103 transform only GIMPLE_MODIFY_STMTs.
13104 * tree-complex.c (expand_complex_operations_1): Ditto.
13105 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
13106 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
13107 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
13109 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13110 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
13111 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
13112 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
13113 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
13114 slpeel_add_loop_guard): Ditto.
13115 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
13116 * lambda-code.c (perfect_nestify): Ditto.
13117 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
13118 before the first statement.
13119 * tree-optimize.c (execute_free_datastructures): Fix comments.
13120 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
13121 * tree-flow.h (disband_implicit_edges): Declaration removed.
13122 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
13124 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
13125 COND_EXPRs without gotos.
13126 (disband_implicit_edges, has_label_p): Removed.
13127 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
13128 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
13130 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
13132 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
13133 also for COND_EXPRs.
13134 * cfgexpand.c (label_rtx_for_bb): New function.
13135 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
13136 Use label_rtx_for_bb to find the labels.
13137 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
13138 last block. Detect fallthru edges.
13140 2007-04-26 Ian Lance Taylor <iant@google.com>
13143 * reload.c (find_reloads_subreg_address): If the address was valid
13144 in the original mode but not in the new mode, reload the whole
13147 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13149 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
13150 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
13151 (cleanup_control_expr_graph): Do not invalidate dominance info.
13152 Record altered blocks.
13153 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
13154 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
13155 cleanup_tree_cfg_bb): New functions.
13156 (remove_forwarder_block): Do not maintain the worklist of blocks.
13157 Record altered blocks.
13158 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
13159 not over whole cfg.
13160 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
13161 delete_unreachable_blocks if dominators are not available.
13162 * tree-inline.c (optimize_inline_calls): Free dominance information
13164 * tree-flow.h (remove_edge_and_dominated_blocks,
13165 cfgcleanup_altered_bbs): Altered.
13166 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
13168 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
13170 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
13171 do not invalidate dominators.
13173 2007-04-26 Anatoly Sokolov <aesok@post.ru>
13175 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
13176 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
13177 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13178 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13180 2007-04-26 Steve Ellcey <sje@cup.hp.com>
13182 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
13184 2007-04-26 Richard Guenther <rguenther@suse.de>
13186 PR tree-optimization/31703
13187 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
13188 the right type for the target of the bittest.
13190 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13192 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
13193 ix86_sol10_return_in_memory.
13195 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13197 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
13200 2007-04-26 Jakub Jelinek <jakub@redhat.com>
13203 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
13205 PR tree-optimization/30558
13206 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
13207 clear this_state.prev_try.
13209 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13210 Mark Mitchell <mark@codesourcery.com>
13212 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
13213 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
13214 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
13216 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13219 * doc/invoke.texi (%:print-asm-header): Document.
13220 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
13222 (static_spec_functions): Add print-asm-header.
13223 (main): Print a banner before the --target-help linker options.
13224 (print_asm_header_spec_function): New function.
13226 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
13229 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
13230 (movsf_ie): Likewise.
13232 2007-04-25 Paolo Carlini <pcarlini@suse.de>
13234 * doc/extend.texi ([Type Traits]): Adjust per N2255.
13236 2007-04-25 Bob Wilson <bob.wilson@acm.org>
13238 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
13239 exception for divide-by-zero.
13240 (__umodsi3, __modsi3): Likewise.
13242 2007-04-25 Dirk Mueller <dmueller@suse.de>
13244 * c-typeck.c (build_compound_expr): Annotate warning()
13245 call with OPT_Wunused_value.
13246 * tree-ssa.c (warn_uninit): Annotate warning with
13248 * c-common.c (handle_sentinel_attribute): Annotate warning
13249 call with OPT_Wattributes.
13251 2007-04-25 Thiemo Seufer <ths@mips.com>
13253 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
13254 (mips16): Fix typo.
13255 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
13256 on to the assembler. Improve handling of -mno-mips16. Add handling
13257 of -mno-mips3d, -mno-dsp, -mno-dspr2.
13258 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
13259 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
13260 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
13262 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
13265 * config/i386/winnt.c (i386_pe_file_end): Strip only
13266 USER_LABEL_PREFIX when writing export name.
13268 2007-04-25 Richard Sandiford <richard@codesourcery.com>
13270 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
13271 sh/elf.h, vx-common.h and vxworks.h.
13272 * config/sh/sh.h: Include config/vxworks-dummy.h.
13273 (SUBTARGET_OVERRIDE_OPTIONS): Define.
13274 (OVERRIDE_OPTIONS): Use it.
13275 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
13276 (vxworks_picreg): New pattern.
13277 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
13278 VXWORKS_OS_CPP_BUILTINS.
13279 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
13280 to their VXWORKS_* equivalents.
13281 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13282 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
13283 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
13284 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
13285 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
13286 -mrtp/-fPIC multilibs.
13287 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
13288 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
13289 (MULTILIB_OSDIRNAMES): Delete.
13291 2007-04-25 Anatoly Sokolov <aesok@post.ru>
13294 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
13296 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
13298 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
13299 rounding mode to be specified by the caller.
13300 (real_to_mpfr) Likewise.
13301 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
13302 include new arguments.
13303 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
13305 2007-04-24 Ian Lance Taylor <iant@google.com>
13307 PR tree-optimization/31605
13308 * tree-vrp.c (set_value_range): Check that min and max are not
13309 both overflow infinities.
13310 (set_value_range_to_value): New static function.
13311 (extract_range_from_binary_expr): Call set_value_range_to_value.
13312 (extract_range_from_cond_expr): Likewise.
13313 (extract_range_from_expr): Likewise.
13314 (extract_range_from_unary_expr): Likewise. Don't create a range
13315 which overflows on both sides.
13316 (vrp_meet): Check for a useless range.
13317 (vrp_visit_phi_node): If we see a constant which looks like an
13318 overflow infinity, turn off the TREE_OVERFLOW flag.
13320 2007-04-24 Ian Lance Taylor <iant@google.com>
13322 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
13324 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
13326 PR diagnostic/25923
13327 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
13328 diagnostic message is being built.
13329 * tree-pretty-print.c (dump_generic_node): Only write the
13330 formatted text into BUFFER's stream if we are not building a
13331 diagnostic message.
13332 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
13334 * Makefile.in (toplev.o): Depend on tree-pass.h.
13336 2007-04-24 Ian Lance Taylor <iant@google.com>
13338 PR tree-optimization/31602
13339 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
13340 conditionals in the copied loop header.
13341 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
13342 warnings if TREE_NO_WARNING is set.
13343 * doc/invoke.texi (Warning Options): Clarify that
13344 -Wstrict-overflow does not warn about loops.
13346 2007-04-24 Janis Johnson <janis187@us.ibm.com>
13348 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
13349 expand on the comment about _Decimal128 arguments and check the
13350 integer result of the modulus operation; for 64-bit ELF ABI, ensure
13351 that _Decimal128 argument uses even/odd register pair.
13352 (function_arg): Ditto.
13354 2007-04-24 Hui-May Chang <hm.chang@apple.com>
13356 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
13357 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
13359 2007-04-24 Richard Guenther <rguenther@suse.de>
13360 Olga Golovanevsky <olga@il.ibm.com>
13362 * fold-const.c (multiple_of_p): Check for bottom
13365 2007-04-24 Richard Henderson <rth@redhat.com>
13367 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
13368 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
13369 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
13370 looking for non-zero bits shifted out. Avoid a recursive call
13371 when constructing the scalar.
13372 (__floatundisf): Likewise.
13374 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
13376 * dwarf2out.c (field_byte_offset): Move the existing logic
13377 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
13378 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
13380 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13383 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
13384 length argument of 0 for memset.
13385 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
13386 unsigned shift instead of the signed variant.
13388 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13390 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
13391 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
13392 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
13393 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
13394 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
13395 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
13396 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
13397 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
13398 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
13399 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
13400 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
13401 "mul<mode>3", "div<mode>3"): Insn definitions added.
13402 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
13403 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
13404 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
13405 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
13406 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
13407 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
13408 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
13409 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
13410 TARGET_FLOAT_FORMAT): Macro definitions removed.
13411 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
13412 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
13413 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
13414 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
13415 (s390_gen_rtx_const_DI): Function removed.
13416 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
13418 2007-04-24 Richard Sandiford <richard@codesourcery.com>
13420 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
13421 over an external ffs function.
13423 2007-04-24 Chao-ying Fu <fu@mips.com>
13424 Richard Sandiford <richard@nildram.co.uk>
13426 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
13427 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
13428 (smadd_widen_optab, umadd_widen_optab): Define.
13429 * optabs.c (init_optabs): Initialize smadd_widen_optab and
13431 * genopinit.c (optabs): Fill in smadd_widen_optab and
13433 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
13434 and umadd_widen_optab to implement multiply-add sequences.
13435 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
13436 (<u>maddsidi4): ...this. Extend condition to include
13437 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13438 of operand 0 to "ka" and use the three-operand form of madd<u>
13440 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
13442 * config/mips/constraints.md (ka): New register constraint.
13444 2007-04-24 Jan Hubicka <j@suse.cz>
13448 2007-04-23 Jan Hubicka <jh@suse.cz>
13449 * function.c (init_function_start): Don't init line number info.
13450 (expand_function_end): Update.
13451 (reset_block_changes, record_block_change, finalize_block_changes,
13452 check_block_change, free_block_changes): Kill.
13453 * function.h (reset_block_changes, record_block_change,
13454 finalize_block_changes, check_block_change, free_block_changes):
13456 (struct function): Remove ib_boundaries_block.
13457 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13458 Use curr_insn_locator to initialize locator.
13459 (emit_line_note): Remove.
13460 * cfgexpand.c (expand_gimple_cond_expr): Update.
13461 (construct_exit_block): Likewise.
13462 (tree_expand_cfg): Initialize/finalize locators.
13463 * expr.c (expand_expr_real): Update.
13464 * cfglayout.c (line_locators_locs, line_locators_lines,
13465 file_locators_locs, file_locators_files): Remove.
13466 (set_block_levels): Move to cfgexpand.c.
13467 (insn_locators_initialize): Remove.
13468 (pass_insn_locators_initialize): Remove.
13469 (locations_locators_locs, locations_locators_vals): New static vars.
13470 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13472 (insn_locators_alloc, insn_locators_finalize,
13473 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13475 (locator_location): New.
13476 (locator_line, locator_file): Rewrite.
13477 * rtl.h (emit_line_note): Kill.
13478 (insn_locators_alloc, insn_locators_finalize,
13479 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13481 * tree-inline.c (initialize_cfun): Do not initialize
13482 ib_boundaries_block.
13483 * passes.c (pass_insn_locators_initialize): Remove.
13485 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
13487 * doc/invoke.texi: Removed leading '-' from option index entries.
13489 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
13491 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
13493 (create_phi_node): Use set_phi_nodes.
13494 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
13495 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
13496 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
13497 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
13498 (bsi_start, bsi_last): Use bb_stmt_list.
13499 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
13500 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
13501 Traverse the statements using tsi iterator.
13502 * basic-block.h (struct basic_block_def): Fields stmt_list
13503 and phi_nodes moved to ...
13504 (struct tree_bb_info): ... new structure.
13505 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
13506 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
13507 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
13508 (tree_verify_flow_info): Verify that il.tree is not set for
13509 entry and exit block.
13510 (tree_split_block): Use set_bb_stmt_list.
13512 2007-04-23 Mike Stump <mrs@apple.com>
13514 * config/i386/i386.c (ix86_tune_features
13515 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
13518 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13520 * config/i386/i386.md (prefix_extra): New attribute.
13521 (length): Add prefix_extra.
13523 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
13524 (sse2_movntv2di): Likewise.
13525 (sse2_cvtps2dq): Likewise.
13526 (sse2_cvtpd2pi): Likewise.
13527 (sse2_cvttpd2pi): Likewise.
13528 (*sse2_cvtpd2ps): Likewise.
13529 (*add<mode>3): Likewise.
13530 (sse2_ssadd<mode>3): Likewise.
13531 (sse2_usadd<mode>3): Likewise.
13532 (*sub<mode>3): Likewise.
13533 (sse2_sssub<mode>3): Likewise.
13534 (sse2_ussub<mode>3): Likewise.
13535 (*mulv8hi3): Likewise.
13536 (*smulv8hi3_highpart): Likewise.
13537 (*umulv8hi3_highpart): Likewise.
13538 (sse2_umulv2siv2di3): Likewise.
13539 (sse2_pmaddwd): Likewise.
13540 (ashr<mode>3): Likewise.
13541 (lshr<mode>3): Likewise.
13542 (ashl<mode>3): Likewise.
13543 (sse2_ashlti3): Likewise.
13544 (sse2_lshrti3): Likewise.
13545 (*umaxv16qi3): Likewise.
13546 (*smaxv8hi3): Likewise.
13547 (*uminv16qi3): Likewise.
13548 (*sminv8hi3): Likewise.
13549 (sse2_eq<mode>3): Likewise.
13550 (sse2_gt<mode>3): Likewise.
13551 (*and<mode>3): Likewise.
13552 (sse2_nand<mode>3): Likewise.
13553 (*ior<mode>3): Likewise.
13554 (*xor<mode>3): Likewise.
13555 (sse2_packsswb): Likewise.
13556 (sse2_packssdw): Likewise.
13557 (sse2_packuswb): Likewise.
13558 (sse2_punpckhbw): Likewise.
13559 (sse2_punpcklbw): Likewise.
13560 (sse2_punpckhwd): Likewise.
13561 (sse2_punpcklwd): Likewise.
13562 (sse2_punpckhdq): Likewise.
13563 (sse2_punpckldq): Likewise.
13564 (sse2_punpckhqdq): Likewise.
13565 (sse2_punpcklqdq): Likewise.
13566 (*sse2_pinsrw): Likewise.
13567 (*sse2_pextrw): Likewise.
13568 (sse2_pshufd_1): Likewise.
13569 (sse2_uavgv16qi3): Likewise.
13570 (sse2_uavgv8hi3): Likewise.
13571 (sse2_psadbw): Likewise.
13572 (sse2_pmovmskb): Likewise.
13573 (*sse2_maskmovdqu): Likewise.
13574 (*sse2_maskmovdqu_rex64): Likewise.
13575 (sse4a_extrqi): Likewise.
13576 (sse4a_extrq): Likewise.
13577 (sse3_lddqu): Set prefix_rep.
13578 (sse3_addsubv4sf3): Likewise.
13579 (sse3_haddv4sf3): Likewise.
13580 (sse3_hsubv4sf3): Likewise.
13581 (sse_cvtss2si): Likewise.
13582 (sse_cvtss2si_2): Likewise.
13583 (sse_cvtss2siq): Likewise.
13584 (sse_cvtss2siq_2): Likewise.
13585 (sse_cvttss2si): Likewise.
13586 (sse_cvttss2siq): Likewise.
13587 (sse2_cvttps2dq): Likewise.
13588 (sse3_movshdup): Likewise.
13589 (sse3_movsldup): Likewise.
13590 (sse2_cvtsd2si): Likewise.
13591 (sse2_cvtsd2si_2): Likewise.
13592 (sse2_cvtsd2siq): Likewise.
13593 (sse2_cvtsd2siq_2): Likewise.
13594 (sse2_cvttsd2si): Likewise.
13595 (sse2_cvttsd2siq): Likewise.
13596 (*sse2_cvtpd2dq): Likewise.
13597 (*sse2_cvttpd2dq): Likewise.
13598 (sse2_pshuflw_1): Likewise.
13599 (sse2_pshufhw_1): Likewise.
13600 (sse4a_insertqi): Likewise.
13601 (sse4a_insertq): Likewise.
13602 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
13603 (ssse3_phadddv4si3): Likewise.
13604 (ssse3_phaddswv8hi3): Likewise.
13605 (ssse3_phsubwv8hi3): Likewise.
13606 (ssse3_phsubdv4si3): Likewise.
13607 (ssse3_phsubswv8hi3): Likewise.
13608 (ssse3_pmaddubswv8hi3): Likewise.
13609 (ssse3_pmulhrswv8hi3): Likewise.
13610 (ssse3_pshufbv16qi3): Likewise.
13611 (ssse3_psign<mode>3): Likewise.
13612 (ssse3_palignrti): Likewise.
13613 (abs<mode>2): Likewise.
13614 (ssse3_phaddwv4hi3): Set prefix_extra.
13615 (ssse3_phadddv2si3): Likewise.
13616 (ssse3_phaddswv4hi3): Likewise.
13617 (ssse3_phsubwv4hi3): Likewise.
13618 (ssse3_phsubdv2si3): Likewise.
13619 (ssse3_phsubswv4hi3): Likewise.
13620 (ssse3_pmaddubswv4hi3): Likewise.
13621 (ssse3_pmulhrswv4hi3): Likewise.
13622 (ssse3_pshufbv8qi3): Likewise.
13623 (ssse3_psign<mode>3): Likewise.
13624 (ssse3_palignrdi): Likewise.
13625 (abs<mode>2): Likewise.
13626 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
13627 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
13628 (sse2_pmovmskb): Set mode to SI instead of V2DF.
13630 2007-04-23 Nick Clifton <nickc@redhat.com>
13632 * params.def: Fix formatting of emacs local variables.
13634 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13636 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
13637 move if inter-unit move isn't allowed.
13638 Don't split moving the first element of V2DI to DI to inter-unit
13639 move if inter-unit move isn't allowed.
13641 2007-04-23 Richard Guenther <rguenther@suse.de>
13643 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
13644 and CDI_POST_DOMINATORS separately.
13646 2007-04-23 Nick Clifton <nickc@redhat.com>
13648 * c.opt (Wformat-contains-nul): Add warning attribute.
13650 2007-04-23 Jan Hubicka <jh@suse.cz>
13652 * function.c (init_function_start): Don't init line number info.
13653 (expand_function_end): Update.
13654 (reset_block_changes, record_block_change, finalize_block_changes,
13655 check_block_change, free_block_changes): Kill.
13656 * function.h (reset_block_changes, record_block_change,
13657 finalize_block_changes, check_block_change, free_block_changes):
13659 (struct function): Remove ib_boundaries_block.
13660 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13661 Use curr_insn_locator to initialize locator.
13662 (emit_line_note): Remove.
13663 * cfgexpand.c (expand_gimple_cond_expr): Update.
13664 (construct_exit_block): Likewise.
13665 (tree_expand_cfg): Initialize/finalize locators.
13666 * expr.c (expand_expr_real): Update.
13667 * cfglayout.c (line_locators_locs, line_locators_lines,
13668 file_locators_locs, file_locators_files): Remove.
13669 (set_block_levels): Move to cfgexpand.c.
13670 (insn_locators_initialize): Remove.
13671 (pass_insn_locators_initialize): Remove.
13672 (locations_locators_locs, locations_locators_vals): New static vars.
13673 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13675 (insn_locators_alloc, insn_locators_finalize,
13676 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13678 (locator_location): New.
13679 (locator_line, locator_file): Rewrite.
13680 * rtl.h (emit_line_note): Kill.
13681 (insn_locators_alloc, insn_locators_finalize,
13682 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13684 * tree-inline.c (initialize_cfun): Do not initialize
13685 ib_boundaries_block.
13686 * passes.c (pass_insn_locators_initialize): Remove.
13688 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13690 PR middle-end/31448
13691 * expr.c (reduce_to_bit_field_precision): Handle
13694 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
13696 PR tree-optimization/24659
13697 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
13698 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
13699 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
13700 * genopinit.c (optabs): Rename vec_pack_mod_optab
13701 to vec_pack_trunc_optab.
13702 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
13703 early for scalar floating point operands for NOP_EXPR.
13704 (vectorizable_type_promotion): Ditto.
13705 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
13706 vec_pack_trunc_optab.
13707 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
13709 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
13710 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
13711 Rename from VEC_PACK_MOD_EXPR.
13712 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
13713 * expr.c (expand_expr_real_1): Ditto.
13714 * tree-inline.c (estimate_num_insns_1): Ditto.
13715 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13717 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
13718 (vec_unpacks_lo_v4sf): Ditto.
13719 (vec_pack_trunc_v2df): Ditto.
13720 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
13721 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13722 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
13724 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
13726 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13728 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
13729 Rename from VEC_PACK_MOD_EXPR. This expression also represent
13730 packing of floating point operands.
13731 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
13732 represent unpacking of floating point operands.
13733 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
13734 [vec_unpacks_hi]: Ditto.
13735 [vec_unpacks_lo]: Ditto.
13737 2007-04-22 Jan Hubicka <jh@suse.cz>
13739 * final.c (rest_of_handle_final): Call
13740 targetm.asm_out.constructor/targetm.asm_out.destructor
13741 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
13742 proper priority via decl_*_priority_insert.
13743 * c-common.c (c_expand_body): Likewise.
13745 2007-04-22 Richard Guenther <rguenther@suse.de>
13747 PR tree-optimization/29789
13748 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
13749 (rewrite_reciprocal): New helper split out from
13750 determine_invariantness_stmt.
13751 (rewrite_bittest): Likewise.
13752 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
13753 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
13756 2007-04-22 Revital Eres <eres@il.ibm.com>
13758 * loop-unroll.c (var_to_expand): New field to support also
13759 insns of the form x = something + x.
13760 (analyze_insn_to_expand_var): Use it.
13761 (expand_var_during_unrolling): Likewise.
13763 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13765 * predict.c: Include pointer-set.h.
13766 (bb_predictions): New variable.
13767 (tree_predicted_by_p, tree_predict_edge,
13768 remove_predictions_associated_with_edge): Use bb_predictions map
13769 instead of bb->predictions.
13770 (clear_bb_predictions, assert_is_empty): New functions.
13771 (combine_predictions_for_bb): Use bb_predictions map. Call
13772 clear_bb_predictions.
13773 (tree_estimate_probability): Create and free bb_predictions map.
13774 * Makefile.in (predict.o): Add pointer-set.h dependency.
13775 * basic-block.h (struct basic_block_def): Remove predictions
13777 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
13779 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13782 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
13785 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13787 * timevar.c (timevar_print): Change reference of --disable-checking to
13788 --enable-checking=release. Also warn if assert checking is disabled.
13790 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13793 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
13794 decl as addressable if the compound literal was marked as
13796 Mark the decl as a gimple register if it is a complex or
13797 vector decl and does not live in memory.
13799 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13801 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
13802 (GENERIC_NEXT): New function macro.
13803 (PHI_CHAIN): Use phi_node's new chain variable.
13804 (tree_phi_node): Change tree_common to tree_base
13805 and add the chain field.
13806 * tree-phinodes.c (make_phi_node): Don't set
13807 TREE_TYPE on the new node.
13808 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
13809 instead of checking GIMPLE_TUPLE_P in chain_next.
13810 * tree-vect-transform.c
13811 (get_initial_def_for_induction): Look at
13812 PHI_RESULT_TREE for the type of the phi node.
13813 (update_vuses_to_preheader): Use PHI_CHAIN
13814 instead of TREE_CHAIN on the phi node.
13815 * tree-ssa-structalias.c (compute_points_to_sets):
13817 (ipa_pta_execute): Likewise.
13819 2007-04-21 Richard Guenther <rguenther@suse.de>
13821 PR middle-end/31136
13822 * fold-const.c (fold_unary): Call fold_convert_const on the
13825 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
13827 * gcse.c (store_killed_in_insn): Handle PARALLELs.
13828 (store_killed_in_pat): New.
13830 2007-04-20 Richard Henderson <rth@redhat.com>
13833 * config/i386/i386.c (type_has_variadic_args_p): Look for any
13834 TREE_LIST with a void_type_node value, not void_list_node exactly.
13836 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
13838 * doc/standards.texi: Re-arrange into language-specific
13839 subsections. Add a C++ section, documenting which standards we
13842 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13844 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
13845 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
13847 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
13849 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
13850 ecrti.o and crtbegin.o.
13851 (LIB_DEFAULT_SPEC): Include -lc.
13852 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
13854 2007-04-20 Richard Henderson <rth@redhat.com>
13857 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
13858 argument; update all callers.
13859 (get_unaligned_offset): New.
13860 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
13861 get_unaligned_address, just pass on the address directly.
13862 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
13863 the subreg in the helper patterns.
13864 (unaligned_extendqidi_le): Use get_unaligned_offset.
13865 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
13866 (unaligned_extendhidi_be): Likewise.
13867 (unaligned_extendhidi): Tidy.
13868 * config/alpha/alpha-protos.h: Update.
13870 2007-04-20 Richard Henderson <rth@redhat.com>
13872 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
13873 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
13874 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
13875 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13876 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13877 (CPP_SPEC): Don't include %(cpp_subtarget).
13878 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
13879 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13880 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
13882 2007-04-20 Jakub Jelinek <jakub@redhat.com>
13884 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
13885 for __builtin_ia32_cmpordss.
13887 PR tree-optimization/31632
13888 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
13889 and arg1 for optimizations of comparison against min/max values.
13890 Fold arg0 to arg1's type for optimizations of comparison against
13891 min+1 and max-1 values.
13893 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
13895 * reload.c (combine_reloads): When trying to use a dying register,
13896 check whether it's uninitialized and don't use if so.
13898 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
13900 * fold-const.c: Remove prototypes for native_encode_expr and
13901 native_interpret_expr.
13902 (native_encode_expr): Make non-static.
13903 (native_interpret_expr): Likewise.
13904 * tree.h: Add prototypes for the above.
13906 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13908 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
13909 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
13910 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
13911 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
13912 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
13913 Add length attributes.
13915 2007-04-19 Janis Johnson <janis187@us.ibm.com>
13917 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
13920 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
13921 __STDC_WANT_DEC_FP__.
13923 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13925 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
13926 for long double compatibility.
13927 * configure: Regenerate.
13929 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
13931 PR rtl-optimization/29841
13932 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
13934 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
13935 that may cause control flow transfer from being moved.
13937 2007-04-18 Jan Hubicka <jh@suse.cz>
13939 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
13942 2007-04-18 Eric Christopher <echristo@apple.com>
13944 * config/rs6000/darwin.md (load_macho_picbase): Use link register
13945 only. Update operands.
13946 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
13947 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
13948 link register to pic register.
13950 2007-04-18 Dirk Mueller <dmueller@suse.de>
13952 PR diagnostic/31227
13953 * tree-vrp.c (search_for_addr_array): New.
13954 (check_array_bounds): Suppress warning about
13955 address taken of array refs if its not de-referenced.
13957 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13959 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
13960 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
13962 * tree-vectorizer.h (NITERS_KNOWN_P): New.
13963 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
13964 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
13966 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
13968 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
13970 (vect_analyze_scalar_cycles): Fix indentation.
13971 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
13972 (vect_mark_relevant): Include phis in relevance analysis.
13974 * tree-vect-transform.c (vect_transform_loop): Add an assert.
13976 2007-04-18 Anatoly Sokolov <aesok@post.ru>
13978 * config/avr/avr.c (ptrreg_to_str): Replace error() with
13979 output_operand_lossage().
13981 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13983 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
13984 the unused code for reduction without adjust-in-epilog to simplify the
13987 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
13989 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
13990 (S390_TDC_NEGATIVE_ZERO): New constant.
13991 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
13992 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
13993 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
13994 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
13995 (S390_TDC_POSITIVE_INFINITY): New constant.
13996 (S390_TDC_NEGATIVE_INFINITY): New constant.
13997 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
13998 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
13999 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
14000 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
14001 (S390_TDC_INFINITY): New constant.
14002 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
14003 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
14004 optimization for UNSPEC_CCZ_TO_INT.
14005 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
14006 ("*ccz_to_int"): New insn.
14007 ("isinf<mode>2"): New insn.
14008 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
14009 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
14010 (UNSPEC_CCZ_TO_INT): New constant.
14012 2007-04-18 Richard Guenther <rguenther@suse.de>
14014 PR tree-optimization/19431
14015 PR tree-optimization/21463
14016 * tree-pass.h (pass_phiprop): Declare.
14017 * passes.c (init_optimization_passes): New phiprop pass.
14018 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
14019 (phivn_valid_p): New helper function.
14020 (phiprop_insert_phi): Likewise.
14021 (propagate_with_phi): Likewise.
14022 (tree_ssa_phiprop): New propagator propagating loads
14023 through phi nodes if profitable.
14025 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14027 * tree-vect-analyze.c (process_use): New function.
14028 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
14029 Check phis in all bbs.
14030 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
14033 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
14035 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
14038 2007-04-17 Anatoly Sokolov <aesok@post.ru>
14041 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
14044 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
14046 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
14048 (sse_vmmulv4sf3): Likewise.
14049 (sse2_vmaddv2df3): Likewise.
14050 (sse2_vmmulv2df3): Likewise.
14052 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
14054 PR rtl-optimization/31360
14055 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
14056 (target_reg_cost): New.
14057 (init_set_costs): Initialize target_reg_cost. Add comments
14058 regarding the rationale of the costs.
14059 (global_cost_for_size): Renamed to...
14060 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
14061 of register pressure.
14062 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
14063 estimate_reg_pressure_cost. Add number of ivs.
14064 (determine_set_costs): Dump target_reg_cost.
14065 * loop-invariant.c (gain_for_invariant): Use
14066 estimate_reg_pressure_cost. Removed n_inv_uses argument.
14067 (best_gain_for_invariant, find_invariants_to_move): Remove
14069 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
14070 (target_reg_cost): Declare.
14071 (global_cost_for_size): Declaration removed.
14072 (estimate_reg_pressure_cost): Declare.
14074 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
14076 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
14077 regnos into even/odd register pairs.
14078 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
14079 TDmode similar to the other floating point modes.
14080 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
14081 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
14083 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
14084 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
14085 (movdd_hardfloat64): Use TARGET_MFPGPR.
14087 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
14089 * reload1.c (delete_output_reload): Don't count output in n_inherited.
14092 2005-01-05 Richard Henderson <rth@redhat.com>
14094 * reload1.c (do_input_reload): Restrict the optimization deleteing
14095 a previous output reload to RELOAD_FOR_INPUT.
14097 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
14099 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
14100 induc_vec_info_type.
14101 (vectorizable_induction): New function declaration.
14102 * tree-vect-transform.c (get_initial_def_for_induction): No need to
14103 check if already vectorized. Find first place in BB where new stmts
14104 can be inserted. Takes only one argument.
14105 (vectorizable_induction): New function.
14106 (vect_transform_stmt): Add case for induc_vec_info_type to call
14107 vectorizable_induction.
14108 (vect_transform_loop): Consider phis for vectorization.
14109 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
14111 (analyze_operations): Call vectorizable_induction when analyzing phis.
14113 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
14114 (vect_mark_relevant): Include phis in relevance analysis.
14115 (vect_mark_stmts_to_be_vectorize): Likewise.
14116 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
14118 2007-04-16 Lawrence Crowl <crowl@google.com>
14120 * doc/invoke.texi (Debugging Options): Add documentation for the
14121 -femit-struct-debug options -femit-struct-debug-baseonly,
14122 -femit-struct-debug-reduced, and
14123 -femit-struct-debug-detailed[=...].
14125 * c-opts.c (c_common_handle_option): Add
14126 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
14127 and OPT_femit_struct_debug_detailed_.
14128 * c.opt: Add specifications for
14129 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
14130 and -femit-struct-debug-detailed[=...].
14131 * opts.c (set_struct_debug_option): Parse the
14132 -femit-struct-debug-... options.
14133 * opts.c (matches_main_base, main_input_basename,
14134 main_input_baselength, base_of_path, matches_main_base): Add
14135 variables and functions to compare header base name to compilation
14137 * opts.c (should_emit_struct_debug): Add to determine to emit a
14138 structure based on the option.
14139 (dump_struct_debug) Also disabled function to debug this
14141 * opts.c (handle_options): Save the base name of the
14144 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
14145 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
14146 This hook indicates if a type is generic. Set it by default
14147 to "never generic".
14148 * langhooks.h (struct lang_hooks_for_types): Add a new hook
14149 to determine if a struct type is generic or not.
14150 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
14151 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
14152 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
14153 with live C++ hook.
14155 * flags.h (enum debug_info_usage): Add an enumeration to describe
14156 a program's use of a structure type.
14157 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
14158 to indicate the program's usage of the type. Filter structs based
14159 on the -femit-struct-debug-... specification.
14160 (gen_type_die): Split into two routines, gen_type_die and
14161 gen_type_die_with_usage. gen_type_die is now a wrapper
14162 that assumes direct usage.
14163 (gen_type_die_with_usage): Replace calls to gen_type_die
14164 with gen_type_die_with_usage adding the program usage of
14165 the referenced type.
14166 (dwarf2out_imported_module_or_decl): Suppress struct debug
14167 information using should_emit_struct_debug when appropriate.
14169 2007-04-16 Ian Lance Taylor <iant@google.com>
14171 PR tree-optimization/31522
14172 * tree-vrp.c (vr_phi_edge_counts): New static variable.
14173 (vrp_initialize): Allocate vr_phi_edge_counts.
14174 (vrp_visit_phi_node): Don't push to infinity if we saw a new
14175 executable edge. Drop test for all constants.
14176 (vrp_finalize): Free vrp_phi_edge_counts.
14178 * doc/cpp.texi (Common Predefined Macros): Clarify description of
14179 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
14181 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
14182 predecessors at head rather than tail.
14184 2007-04-16 Matthias Klose <doko@debian.org>
14186 * config/alpha/linux.h (CPP_SPEC): Define.
14187 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
14189 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
14191 * function.h: Remove sequence_stack extern declaration.
14193 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
14195 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
14197 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
14200 2007-04-16 Anatoly Sokolov <aesok@post.ru>
14202 * config/avr/avr.c (avr_arch_types): Rearranging array.
14203 (enum avr_arch): Add.
14204 (avr_mcu_types): Use avr_arch enumeration constants instead of
14206 * config/avr/avr.h (LINK_SPEC): Simplify.
14208 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
14210 * config/m68k/m68k.c (m68k_libcall_value,
14211 m68k_function_value): Use macros for register names more.
14213 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
14215 (M68K_REGNAME): Use A6_REG.
14216 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
14218 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14220 PR middle-end/28071
14221 * sched-int.h (struct deps): Split field 'pending_lists_length' into
14222 'pending_read_list_length' and 'pending_write_list_length'. Update
14224 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
14225 to handle two length counters instead of one. Update all uses.
14226 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
14227 two length counters instead of one.
14228 * sched-rgn.c (propagate_deps): Update to handle two length counters
14231 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
14234 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
14235 copy of source, pass it to ix86_expand_vector_set and return
14238 2007-04-16 David Ung <davidu@mips.com>
14239 Joseph Myers <joseph@codesourcery.com>
14241 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
14242 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
14243 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
14244 Add 74K processor information.
14245 * config/mips/mips.md: Include 74k.md.
14246 (cpu): Add 74kc,74kf,74kx.
14247 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
14248 * config/mips/74k.md: New.
14249 * doc/invoke.texi (MIPS Options): Document 74K support.
14251 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
14253 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
14254 vectorizable_* functions.
14255 * tree-vect-transform.c (vectorizable_call): Add check for
14256 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
14257 (vectorizable_store): likewise.
14258 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
14260 (vectorizable_operation, vectorizable_type_demotion): Likewise.
14261 (vectorizable_type_promotion, vectorizable_load): Likewise.
14262 (vectorizable_live_operation, vectorizable_condition): Likewise.
14263 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
14265 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
14267 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14269 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
14270 register numbers more.
14271 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
14272 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
14273 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
14274 FUNCTION_VALUE_REGNO_P): Likewise.
14275 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
14276 STATIC_CHAIN_REGNUM): Likewise.
14277 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
14278 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
14279 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
14280 * config/m68k/m68k.md (FP_REG): New.
14282 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14284 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
14287 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14289 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
14290 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
14293 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14295 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
14298 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14301 * c-decl.c (finish_decl): Grab the type of the decl after the call
14302 to store_init_value.
14304 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
14306 * common.opt (fforward-propagate): Fix "Optimization" annotation.
14308 2007-04-14 Jakub Jelinek <jakub@redhat.com>
14311 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
14312 dominators, post dominators and cleanup cfg before returning.
14314 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
14316 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
14317 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
14319 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
14321 * config.gcc: Recognize fido.
14322 * config/m68k/m68k-devices.def (fidoa): New.
14323 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
14325 (FL_FIDOA, TARGET_FIDOA): New.
14326 * config/m68k/m68k.opt (mfidoa): New.
14328 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14330 PR middle-end/31322
14331 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
14332 when a personality function is used.
14334 2007-04-13 Bob Wilson <bob.wilson@acm.org>
14336 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
14338 2007-04-13 Mike Stump <mrs@apple.com>
14340 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
14342 * config/darwin.opt (fapple-kext): Make C++ only.
14343 * config/darwin.c (darwin_override_options): Remove code to ensure
14344 -fapple-kext is given for C++ only.
14346 2007-04-13 Richard Sandiford <richard@codesourcery.com>
14348 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
14349 * config/mips/mips.c (override_options): Call
14350 SUBTARGET_OVERRIDE_OPTIONS, if defined.
14352 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14354 * config/i386/i386.opt (msvr3-shlib): Removed.
14356 * doc/invoke.texi: Remove -msvr3-shlib.
14358 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14360 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
14361 with "popcnt" instruction.
14363 2007-04-13 Richard Guenther <rguenther@suse.de>
14365 PR tree-optimization/21258
14366 * tree-vrp.c (compare_case_labels): New helper.
14367 (find_switch_asserts): New function.
14368 (find_assert_locations): Call it for SWITCH_EXPRs.
14370 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
14372 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
14373 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
14374 check is now implied in X87_FLOAT_MODE_P.
14375 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14376 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14377 (fix_trunc<mode>_i386_fisttp): Ditto.
14378 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14379 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14380 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14381 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14382 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14383 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14384 (unnamed_splitters): Ditto.
14385 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
14386 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
14387 FIRST_SSE_REG for local functions when SSE math is enabled or
14388 for functions with sseregparm attribute.
14389 (standard_80387_constant_p): Return -1 if mode is not
14391 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
14392 (ix86_expand_compare): Ditto.
14393 (ix86_expand_carry_flag_compare): Ditto.
14394 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
14395 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
14396 DECIMAL_FLOAT_MODE_P.
14397 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
14398 of SCALAR_FLOAT_MODE_P.
14399 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
14400 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
14401 checks before FLOAT_MODE_P.
14402 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
14403 before FLOAT_MODE_P.
14408 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
14410 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
14411 Charles Wilson <libtool@cwilson.fastmail.fm>
14413 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
14414 (libgcc.mvars): Don't depend on them.
14415 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
14416 * exec-tool.in: New.
14418 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
14420 * doc/invoke.text (--help): Document --help=common.
14422 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
14424 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
14426 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14428 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
14429 * genemit.c (main): Emit #include "integrate.h".
14430 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
14431 (LOADGP_RTP): New mips_loadgp_style.
14432 * config/mips/mips.h: Include config/vxworks-dummy.h.
14433 (TARGET_RTP_PIC): New macro.
14434 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
14435 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
14436 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
14437 for TARGET_RTP_PIC.
14438 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
14439 -mvxworks-pic when using -mrtp and a PIC option.
14440 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
14442 (mips_symbolic_constant_p, mips_symbolic_address_p)
14443 (mips_symbol_insns): Handle SYMBOL_HALF.
14444 (override_options): Warn about -G and -mrtp being used together.
14445 Initialize mips_lo_relocs[SYMBOL_HALF].
14446 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
14447 (mips_emit_loadgp): Handle LOADGP_RTP.
14448 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
14449 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
14450 (tablejump): Handle function-relative case table entries if
14452 * config/mips/predicates.md (symbol_ref_operand): New predicate.
14454 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14456 * config/mips/mips.md (load_call<mode>): Allow any general register.
14458 (sibcall_value_internal, sibcall_value_multiple_internal)
14459 (call_value_internal, call_value_split, call_value_multiple_internal)
14460 (call_value_multiple_split): Remove constraints from operand 0.
14462 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14464 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
14465 rather than loadgp_noshared.
14466 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
14467 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
14469 * config/mips/mips.md (loadgp): Rename to...
14470 (loadgp_newabi): ...this.
14471 (loadgp_noshared): Rename to...
14472 (loadgp_absolute): ...this.
14474 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14476 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
14477 false for locally-binding symbols.
14478 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
14480 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14482 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
14483 (SYMBOL_GOT_PAGE_OFST): ...this.
14484 (SYMBOL_GOT_GLOBAL): Rename to...
14485 (SYMBOL_GOT_DISP): ...this.
14486 (SYMBOL_GOTOFF_GLOBAL): Rename to...
14487 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
14488 * config/mips/mips.c (mips_global_symbol_p): New function.
14489 (mips_symbol_binds_local_p): Likewise.
14490 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
14491 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
14492 mips_global_symbol_p and mips_symbol_binds_local_p.
14493 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
14494 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
14495 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
14496 SYMBOL_GOTOFF_DISP.
14497 (mips_ok_for_lazy_binding_p): New function.
14498 (mips_load_call_address, mips_expand_call): Use it.
14499 (mips_dangerous_for_la25_p): Likewise.
14500 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
14501 (*got_disp<mode>): Use got_disp_operand instead of
14502 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
14503 SYMBOL_GOTOFF_GLOBAL.
14504 (*got_page<mode>): Use got_page_ofst_operand instead of
14506 * config/mips/predicates.md (const_call_insn_operand): Use
14507 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
14508 (global_got_operand): Rename to...
14509 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
14511 (local_got_operand): Rename to...
14512 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
14513 of SYMBOL_GOT_LOCAL.
14515 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14517 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
14518 TARGET_CALL_CLOBBERED_GP.
14519 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14520 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
14521 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
14522 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
14523 of TARGET_ABICALLS && !TARGET_NEWABI.
14524 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14525 * config/mips/mips.c (mips_load_call_address): Check
14526 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14527 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14528 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14529 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
14530 TARGET_ABICALLS && TARGET_NEWABI.
14531 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
14533 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
14534 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
14535 TARGET_ABICALLS && TARGET_NEWABI.
14536 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
14537 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
14538 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
14539 whether indirect calls must use $25.
14540 (mips_extra_live_on_entry): Check TARGET_GOT instead of
14542 * config/mips/mips.md (jal_macro): Check flag_pic and
14543 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
14544 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
14545 instead of TARGET_ABICALLS.
14546 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
14547 TARGET_ABICALLS && TARGET_OLDABI.
14548 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14549 (sibcall): In the comment above the define_insn, mention
14550 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
14551 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
14552 instead of TARGET_ABICALLS.
14554 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
14556 * doc/md.texi (Blackfin family constraints): Document PA and PB.
14557 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
14558 (MACFLAGS_MATCH_P): New macro.
14559 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
14560 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
14561 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
14562 the other MACFLAG constants.
14563 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
14564 (flag_machi): Tighten constraints. Renumber some of the operands.
14565 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
14567 (flag_machi_parts_acconly): New pattern.
14568 (flag_macinithi): Tighten constraints. Allow any accumulator to be
14570 (flag_macinit1hi): Tighten constraints.
14571 (flag_mul_macv2hi_parts_acconly): New pattern.
14573 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
14574 Use a more efficient implementation.
14575 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
14576 inline sequences when not optimizing for size.
14578 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
14579 movhi_high2low): Delete, merge functionality into...
14580 (packv2hi): ... this pattern.
14582 2007-02-11 Jie Zhang <jie.zhang@analog.com>
14583 * config/bfin/bfin.opt (msim): New option.
14584 (mcpu=): New option.
14585 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
14586 (bfin_cpu_t): Typedef of enum bfin_cpu.
14587 (bfin_cpu_type): New declaration.
14588 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
14589 -msim and -mcpu= options.
14590 (LIB_SPEC): Likewise.
14591 * config/bfin/bfin.c (bfin_cpu_type): Define.
14592 (bfin_handle_option): Handle -mcpu= option.
14593 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
14594 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
14595 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
14597 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14599 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
14600 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
14601 (powerpc-wrs-vxworksae): Use ${tm_file}.
14602 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
14603 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
14604 * config/i386/vx-common.h: New file.
14606 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14608 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
14611 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
14613 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
14616 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
14620 * c-common.c (c_build_qualified_type): Set canonical type
14623 2007-04-12 Richard Guenther <rguenther@suse.de>
14625 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
14626 lower bound and element size if lower bound is not zero
14627 or either of the ARRAY_REF operands is set.
14629 2007-04-12 Richard Guenther <rguenther@suse.de>
14631 PR tree-optimization/24689
14632 PR tree-optimization/31307
14633 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
14635 * gimplify.c (canonicalize_addr_expr): To be consistent with
14636 gimplify_compound_lval only set operands two and three of
14637 ARRAY_REFs if they are not gimple_min_invariant. This makes
14638 it never at this place.
14639 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14641 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14643 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
14644 null before emitting a .nsubspa directive.
14646 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14648 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
14649 need_to_partition_p if there are no memory statements in the
14652 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14654 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
14655 (gcd_of_steps_may_divide_p): New function.
14656 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
14658 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14660 * reload.c (find_reloads_toplev, find_reloads_address,
14661 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
14662 not a pointer equality test, to decide if we need to call
14663 push_reg_equiv_alt_mem.
14665 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
14667 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
14668 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
14670 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
14672 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14674 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
14675 vector to be positive.
14677 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14681 * doc/invoke.texi: Document --params max-aliased-vops and
14683 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
14684 debug_memory_partitions): Move to tree-flow.h
14685 * params.h (AVG_ALIASED_VOPS): Define.
14686 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
14688 (mp_info_t): Likewise.
14689 (get_mem_sym_stats_for): New.
14690 (set_memory_partition): Move from tree-flow-inline.h.
14691 (mark_non_addressable): Only clear the set of symbols for the
14692 partition if it exists.
14693 (dump_memory_partitions): Move from tree-ssa-operands.c
14694 (debug_memory_partitions): Likewise.
14695 (need_to_partition_p): New.
14696 (dump_mem_ref_stats): New.
14697 (debug_mem_ref_stats): New.
14698 (dump_mem_sym_stats): New.
14699 (debug_mem_sym_stats): New.
14700 (update_mem_sym_stats_from_stmt): New.
14701 (compare_mp_info_entries): New.
14702 (mp_info_cmp): Call it.
14703 (sort_mp_info): Change argument to a list of mem_sym_stats_t
14705 (get_mpt_for): Move from tree-ssa-operands.c.
14706 (find_partition_for): New.
14707 (create_partition_for): Remove.
14708 (estimate_vop_reduction): New.
14709 (update_reference_counts): New.
14710 (build_mp_info): New.
14711 (compute_memory_partitions): Refactor.
14712 Document new heuristic.
14713 Call build_mp_info, update_reference_counts,
14714 find_partition_for and estimate_vop_reduction.
14715 (compute_may_aliases): Populate virtual operands before
14716 calling debugging dumps.
14717 (delete_mem_sym_stats): New.
14718 (delete_mem_ref_stats): New.
14719 (init_mem_ref_stats): New.
14720 (init_alias_info): Call it.
14721 (maybe_create_global_var): Remove alias_info argument.
14722 Get number of call sites and number of pure/const call sites
14723 from gimple_mem_ref_stats().
14724 (dump_alias_info): Call dump_memory_partitions first.
14725 (dump_points_to_info_for): Show how many times a pointer has
14727 * opts.c (decode_options): For -O2 set --param
14728 max-aliased-vops to 500.
14729 For -O3 set --param max-aliased-vops to 1000 and --param
14730 avg-aliased-vops to 3.
14731 * fortran/options.c (gfc_init_options): Remove assignment to
14733 * tree-flow-inline.h (gimple_mem_ref_stats): New.
14734 * tree-dfa.c (dump_variable): Dump memory reference
14736 Dump NO_ALIAS* settings.
14737 (referenced_var_lookup): Tidy.
14738 (mem_sym_stats): New.
14739 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
14740 and ORIG are different SSA names for a memory partition.
14741 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
14742 * tree-flow.h (struct mem_sym_stats_d): Define.
14743 (mem_sym_stats_t): Define.
14744 (struct mem_ref_stats_d): Define.
14745 (struct gimple_df): Add field mem_ref_stats.
14746 (enum noalias_state): Define.
14747 (struct var_ann_d): Add bitfield noalias_state.
14748 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
14749 debug_mem_ref_stats, debug_memory_partitions,
14750 debug_mem_sym_stats): Declare.
14751 * tree-ssa-structalias.c (update_alias_info): Update call
14752 sites, pure/const call sites and asm sites in structure
14753 returned by gimple_mem_ref_stats.
14754 Remove local variable IS_POTENTIAL_DEREF.
14755 Increase NUM_DEREFS if the memory expression is a potential
14757 Call update_mem_sym_stats_from_stmt.
14758 If the memory references memory, call
14759 update_mem_sym_stats_from_stmt for all the direct memory
14760 symbol references found.
14761 (intra_create_variable_infos): Set noalias_state field for
14762 pointer arguments according to the value of
14763 flag_argument_noalias.
14764 * tree-ssa-structalias.h (struct alias_info): Remove fields
14765 num_calls_found and num_pure_const_calls_found.
14766 (update_mem_sym_stats_from_stmt): Declare.
14767 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
14768 Set default value to 100.
14769 (PARAM_AVG_ALIASED_VOPS): Define.
14771 2007-04-11 Richard Guenther <rguenther@suse.de>
14773 PR middle-end/31530
14774 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
14775 a * -b + c as c - a * b if we honor sign dependent rounding.
14777 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14779 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
14780 bfin_expand_strmov.
14781 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
14782 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
14784 (initialize_trampoline): Don't use old-style function definition.
14785 (bfin_secondary_reload): Mark IN_P argument as unused.
14787 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
14789 PR tree-optimization/31343
14790 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
14791 (build_polynomial_chrec): Return a scalar when the evolution is zero.
14792 * testsuite/gcc.dg/vect/pr31343.c: New.
14794 2007-04-10 Eric Christopher <echristo@apple.com>
14796 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
14797 * config/i386/i386.md (*cmpfp0): Use.
14798 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14799 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14800 (fix_trunc<mode>_i386_fisttp): Ditto.
14801 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14802 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14803 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14804 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14805 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14806 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14807 (unnamed_splitters): Ditto.
14808 * config/i386/i386.c (output_fix_trunc): Assert that
14809 we're not being passed a TFmode operand.
14811 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
14813 PR tree-optimization/31526
14814 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
14815 n_basic_blocks to find newly added blocks.
14817 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
14819 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
14821 (fix_trunc<mode>si_sse): Ditto.
14822 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
14823 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
14824 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
14825 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
14826 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
14827 expander using SSEMODEF mode macro.
14828 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
14829 expander using SSEMODEF mode macro.
14830 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
14831 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
14832 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
14833 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
14834 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
14835 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
14836 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
14837 Macroize insn using X87MODEF mode macro.
14839 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
14841 * config/i386/sse.md (sse2_pinsrw): Removed.
14842 (sse2_pextrw): Renamed to ...
14843 (*sse2_pextrw): This.
14845 2007-04-09 Jan Hubicka <jh@suse.cz>
14848 * config/i386/sse.md
14849 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
14850 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
14851 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
14852 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
14854 2007-04-09 Jan Hubicka <jh@suse.cz>
14856 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
14857 multiple fields of union.
14859 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
14861 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
14862 (create_preheaders): Check that loops are available.
14863 (fix_loop_structure): Clean up, improve comments.
14864 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
14865 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
14867 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
14868 * predict.c (tree_estimate_probability): Do not call
14869 calculate_dominance_info. Call create_preheaders.
14870 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
14871 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
14873 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
14874 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
14875 * tree-cfg.c (tree_split_edge): Make an assert more precise.
14876 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
14879 2007-04-08 Jan Hubicka <jh@suse.cz>
14881 * tree.h (maybe_fold_offset_to_component_ref): Declare.
14882 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
14883 * fold-const.c (fold_unary): Use it.
14885 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14887 * varasm.c (assemble_variable): Remove call to
14888 lang_hooks.decls.prepare_assemble_variable.
14889 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
14890 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
14891 * langhooks.h (lang_hooks_for_decls): Remove
14892 prepare_assemble_variable.
14894 2007-04-08 Mike Stump <mrs@apple.com>
14896 * config/i386/i386.c: Use inc/dec on Core2.
14898 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
14900 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
14901 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14902 lhd_tree_inlining_end_inlining): Remove.
14903 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
14904 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
14905 end_inlining hooks.
14906 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
14907 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14908 lhd_tree_inlining_end_inlining): Remove prototypes.
14909 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
14910 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
14911 LANG_HOOKS_TREE_INLINING_START_INLINING,
14912 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
14914 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
14917 2007-04-08 Anatoly Sokolov <aesok@post.ru>
14920 * config/avr/predicates.md (io_address_operand): Delete predicate.
14921 (low_io_address_operand): Don't use 'mode' argument.
14922 (higth_io_address_operand): Rename ...
14923 (high_io_address_operand): ... to this. Don't use 'mode' argument.
14924 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
14927 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
14929 Revert change removing staticp.
14931 2007-04-07 Anatoly Sokolov <aesok@post.ru>
14934 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
14937 2007-04-07 Bruce Korb <bkorb@gnu.org>
14939 * c.opt: Add -Wformat-contains-nul.
14940 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
14942 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
14943 the NUL byte warning.
14945 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
14947 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
14949 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14951 * tree.c (staticp): No longer use staticp langhook.
14952 * langhooks.c (lhd_staticp): Removed.
14953 * langhooks.h (struct lang_hooks): Remove staticp.
14954 * c-common.c (c_staticp): Remove.
14955 * c-common.h (c_staticp): Ditto.
14956 * langhooks-defs.h (lhd_staticp): Ditto.
14957 (LHD_HOOKS_STATICP): Ditto
14958 * tree.h (gcc_assert_lowered): New macro.
14960 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
14962 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
14963 argument "reliable".
14964 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
14965 Add argument "reliable". Propagate it through calls.
14966 (infer_loop_bounds_from_undefined): Derive number of iterations
14967 estimates from references in blocks that do not dominate loop latch.
14968 (gcov_type_to_double_int): New function.
14969 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
14970 and expected_loop_iterations_unbounded.
14971 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
14972 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
14973 * tree-data-ref.c (estimated_loop_iterations): Export.
14974 (get_references_in_stmt): Fix -- do not return addresses of local
14976 * cfgloop.h (expected_loop_iterations_unbounded,
14977 estimated_loop_iterations): Declare.
14979 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14981 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14983 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14985 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
14986 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
14987 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
14988 Use output_387_reg_move().
14989 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
14990 expander using X87MODEF12 mode macro.
14991 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
14992 choosing register preferences. Use output_387_reg_move().
14993 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
14994 instead of "x". Use output_387_reg_move().
14995 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
14996 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
14997 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
14998 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
14999 Use output_387_reg_move().
15000 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
15002 (*truncxf?f_i387 splitter): Ditto.
15004 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15006 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
15007 LANG_HOOKS_SAFE_FROM_P.
15008 * expr.c (safe_from_p): Remove langhook call.
15009 * langhooks.h (lang_hooks): Remove safe_from_p.
15010 (lhd_safe_from_p): Remove prototype.
15011 * langhooks.c (lhd_safe_from_p): Remove.
15013 2007-04-06 Jan Hubicka <jh@suse.cz>
15015 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
15018 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15020 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
15021 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
15022 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
15023 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
15025 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
15026 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
15028 2007-04-05 Richard Henderson <rth@redhat.com>
15030 * config/alpha/alpha.c (print_operand) [+]: Remove.
15031 (alpha_end_function): Print nop if call at end of function.
15032 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
15033 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
15034 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
15035 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
15036 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
15037 the call pattern. Update peepholes to match.
15039 2007-04-05 Janis Johnson <janis187@us.ibm.com>
15041 * doc/extend.texi (Other Builtins): Add decimal float variants
15043 * builtins.def: Ditto.
15044 * builtins.c (expand_builtin): Ditto.
15046 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
15047 H.J. Lu <hongjiu.lu@intel.com>
15050 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
15051 of V8HImode when calling ix86_binary_operator_ok.
15052 (sse2_pmaddwd): Call ix86_binary_operator_ok.
15053 (sdot_prodv8hi): Operands 1 and 2 must be register.
15055 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15057 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
15058 initialize align to silence bogus warning.
15060 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15062 PR middle-end/22156
15063 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
15065 (struct sra_walk_fns): Remove use_all parameter from use.
15066 (sra_hash_tree): Handle BIT_FIELD_REFs.
15067 (sra_elt_hash): Don't hash bitfld blocks.
15068 (sra_elt_eq): Skip them in parent compares as well. Handle
15070 (sra_walk_expr): Don't maintain or pass down use_all_p.
15071 (scan_use): Remove use_all parameter.
15072 (scalarize_use): Likewise. Re-expand assignment to
15073 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
15074 output, and re-scalarize after output. Don't mark anything
15076 (scalarize_ldst): Adjust.
15077 (scalarize_walk_gimple_modify_statement): Likewise.
15078 (build_element_name_1): Handle BIT_FIELD_REFs.
15079 (instantiate_element): Don't warn for any element whose parent
15080 is used as a whole.
15081 (instantiate_missing_elements_1): Return the sra_elt.
15082 (canon_type_for_field): New.
15083 (try_instantiate_multiple_fields): New.
15084 (instantiate_missing_elemnts): Use them.
15085 (mark_no_warning): Removed.
15086 (generate_one_element_ref): Handle BIT_FIELD_REFs.
15087 (REPLDUP, sra_build_elt_assignment): New.
15088 (generate_copy_inout): Use them.
15089 (generate_element_copy): Likewise. Handle bitfld differences.
15090 (generate_element_zero): Don't recurse for blocks. Use
15091 sra_build_elt_assignment.
15092 (generate_one_element_int): Take elt instead of var. Use
15093 sra_build_elt_assignment.
15094 (generate_element_init_1): Adjust.
15095 (scalarize_use, scalarize_copy): Use REPLDUP.
15096 (scalarize_ldst): Move assert before dereference.
15097 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
15099 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
15101 * regmove.c: Fix unused variable warnings due to previous commit.
15103 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
15105 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
15106 (regmove_bb_head): Remove.
15107 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
15108 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
15109 problems with fixup_match_1.
15110 Don't initialize/free regmove_bb_head.
15112 (reg_is_remote_constant_p): If an insn is in the same basic block
15113 but not before INSN, consider it remote, too.
15115 2007-04-05 Anatoly Sokolov <aesok@post.ru>
15118 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
15119 DECL_ASSEMBLER_NAME, not the DECL_NAME.
15121 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
15123 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
15124 (CONDITIONAL_REGISTER_USAGE): Likewise.
15126 2007-04-04 Richard Henderson <rth@redhat.com>
15128 * config/alpha/lib1funcs.asm: Remove unused file.
15130 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15133 * opts.c (print_specific_help): Fix --help=<language>
15135 (common_handle_option): Support --help=common.
15137 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15140 * gcc.c (main): Do not run the linker if
15141 print_subprocess_help indicates that it shouldn't be
15144 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15147 * doc/invoke.texi (--help=): Document <languages> value, fix
15148 formatting in tables of values.
15150 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
15152 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
15153 dllimport attribute of virtual methods.
15155 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
15157 * config/score/crti.asm: Change _bss_start to __bss_start.
15158 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
15159 (OUTGOING_REG_PARM_STACK_SPACE) update.
15160 * config/score/score.opt: add options to make backend support
15161 score5, score5u, score7 and score7d.
15162 * config/score/score.md: Likewise.
15163 * config/score/misc.md: Likewise.
15164 * config/score/mac.md: Likewise.
15165 * doc/invoke.texi: Likewise.
15166 * doc/md.texi: update constraints define.
15168 2007-04-03 Richard Henderson <rth@redhat.com>
15170 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
15171 an appropriate type, use the mode instead.
15173 2007-04-03 Richard Sandiford <richard@codesourcery.com>
15175 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
15176 Set the default --with-arch setting to mips2.
15177 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
15178 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
15179 (MULTILIB_OSDIRNAMES): Delete.
15180 (MULTILIB_DIRNAMES): Define.
15181 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
15182 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
15183 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
15184 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
15185 VXWORKS_OS_CPP_BUILTINS.
15186 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
15187 (MIPS_DEBUGGING_INFO): Undefine.
15188 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
15190 2007-04-03 Jakub Jelinek <jakub@redhat.com>
15192 PR middle-end/30704
15193 * fold-const.c (native_encode_real): Encode real.c provided longs
15194 as a series of 32-bit native integers.
15195 (native_interpret_real): Interpret buffer as a series of 32-bit
15198 2007-04-03 Richard Guenther <rguenther@suse.de>
15200 * genpreds.c (write_insn_constraint_len): Write function
15201 optimized for CONSTRAINT_LEN implementation.
15202 (write_tm_preds_h): Output insn_constraint_len inline and
15203 use it for CONSTRAINT_LEN.
15204 (write_insn_preds_c): Don't output insn_constraint_len.
15205 * doc/md.texi (define_register_constraint): Document multi-letter
15206 constraints shall have the same length if they start with the same
15209 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
15212 * config/i386/i386.md (isinf<mode>2): Expand only when
15213 TARGET_C99_FUNCTIONS is set.
15215 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
15217 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
15218 (x86_64-*-linux*): Ditto.
15219 * config/i386/i386.opt (mpc): New option.
15220 * config/i386/i386.c (overrride_options): Handle
15221 ix87_precision_string.
15222 * config/i386/crtprec.c: New file.
15223 * config/i386/t-crtpc: Ditto.
15224 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
15225 and -mpc80 options.
15226 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
15227 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
15228 crtprec32.o, crtprec64.o and crtprec80.o.
15230 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
15231 and -mpc80 options.
15232 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
15234 2007-04-02 Eric Christopher <echristo@apple.com>
15236 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
15237 limitations on darwin.
15239 2007-04-02 Anatoly Sokolov <aesok@post.ru>
15242 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
15244 2007-04-02 Dave Korn <dave.korn@artimi.com>
15246 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
15248 2007-04-02 Dave Korn <dave.korn@artimi.com>
15250 * libgcc2.h (exception_descriptor): Don't forward-declare.
15251 (__get_eh_table_language, __get_eh_table_version): Delete
15252 prototypes of long-dead functions.
15254 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
15256 * ebitmap.h: New file
15257 * ebitmap.c: New file
15258 * Makefile.in (ebitmap.o): New target.
15260 2007-04-01 Jan Hubicka <jh@suse.cz>
15262 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
15263 before very first instruction.
15265 2007-04-01 Jan Hubicka <jh@suse.cz>
15267 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
15268 waring on 64bit hosts.
15269 * bitmap.h: Fix typo in bitmap_head_def.
15271 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
15273 PR rtl-optimization/31391
15274 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
15275 into a DELETED_LABEL note, and the label is in an empty basic
15276 block, update BB_END as well as BB_HEAD.
15278 2007-04-01 Richard Henderson <rth@redhat.com>
15280 PR tree-optimization/31169
15281 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
15282 to varying if the range is outside [0, prec-1].
15284 2007-04-01 Richard Sandiford <richard@codesourcery.com>
15287 * config/mips/mips.md (load_const_gp): New insn.
15288 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
15289 the MIPS16 GP pseudo register if no_new_pseudos.
15290 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
15292 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
15295 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
15297 (call_value): Likewise.
15299 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
15300 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15303 * doc/invoke.texi: (optimization options): Reword description
15304 of -ffast-math. Document its primary purpose.
15306 2007-03-31 Richard Guenther <rguenther@suse.de>
15308 * omp-low.c (splay-tree.h): Include.
15309 (lookup_decl): Replace splay-tree usage by pointer-map.
15310 (maybe_lookup_decl): Likewise.
15311 (new_omp_context): Likewise.
15312 (delete_omp_context): Likewise.
15313 * gimplify.c (splay-tree.h): Include.
15314 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
15316 (remap_ssa_name): Likewise.
15317 (remap_decl): Likewise.
15318 (remap_type_1): Likewise.
15319 (remap_type): Likewise.
15320 (copy_body_r): Likewise.
15321 (expand_call_inline): Likewise.
15322 (clone_body): Likewise.
15323 (copy_tree_r): Likewise.
15324 (remap_save_expr): Likewise.
15325 (unsave_r): Likewise.
15326 (unsave_expr_now): Likewise.
15327 (tree_function_versioning): Likewise.
15328 (build_duplicate_type): Likewise.
15329 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
15330 (struct copy_body_data): Replace splay-tree by pointer-map.
15331 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
15332 not $(SPLAY_TREE_H).
15333 (gimplify.o): Depend on $(SPLAY_TREE_H).
15334 (omp-low.p): Likewise.
15336 2007-03-31 Anatoly Sokolov <aesok@post.ru>
15338 * config/avr/predicates.md (even_register_operand,
15339 odd_register_operand): New predicates.
15340 * config/avr/avr.md (movw peephole2): New.
15341 (movw_r peephole2): New.
15343 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
15345 * tree.h (get_signed_or_unsigned_type): New.
15346 * fold-const.c (operand_equal_for_comparison_p): Use
15347 get_signed_or_unsigned_type instead of
15348 lang_hooks.types.signed_or_unsigned_type.
15349 * expr.c (store_expr): Ditto.
15350 * langhooks.c (get_signed_or_unsigned_type): New.
15351 (lhd_signed_or_unsigned_type): New.
15352 * langhooks.h (lhd_signed_or_unsigned_type): New.
15353 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
15355 2007-03-30 Richard Henderson <rth@redhat.com>
15357 * tree-ssa-loop-ivopts.c: Include target.h.
15358 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
15359 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
15360 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
15361 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
15363 2007-03-30 Richard Henderson <rth@redhat.com>
15364 Kai Tietz <kai.tietz@onevision.com>
15366 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
15367 default for 64-bit.
15368 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
15369 (TARGET_64BIT_MS_ABI): New.
15370 (DBX_REGISTER_NUMBER): Handle 64-bit.
15371 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
15372 (LONG_TYPE_SIZE): Force to 32.
15373 (REG_PARM_STACK_SPACE): New.
15374 (OUTGOING_REG_PARM_STACK_SPACE): New.
15375 (REGPARM_MAX, SSE_REGPARM_MAX): New.
15376 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15377 (STACK_BOUNDARY): Use 128 for 64-bit.
15378 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
15379 Add 64-bit implementation.
15380 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
15382 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
15383 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
15384 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
15385 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
15386 (ix86_handle_cconv_attribute): Don't warn when ignoring if
15387 TARGET_64BIT_MS_ABI.
15388 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
15389 (ix86_pass_by_reference): Likewise.
15390 (ix86_function_value_regno_p): Likewise.
15391 (ix86_build_builtin_va_list): Likewise.
15392 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
15393 (function_arg_advance_ms_64): New.
15394 (function_arg_advance): Call it.
15395 (function_arg_ms_64): New.
15396 (function_arg): Call it.
15397 (function_value_ms_64): New.
15398 (ix86_function_value_1): Call it.
15399 (return_in_memory_ms_64): New.
15400 (ix86_return_in_memory): Call it.
15401 (setup_incoming_varargs_ms_64): New.
15402 (ix86_setup_incoming_varargs): Call it.
15403 (ix86_expand_prologue): Handle 64-bit stack probing.
15404 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
15405 (output_pic_addr_const): Likewise.
15406 (x86_this_parameter): Likewise.
15407 (x86_output_mi_thunk): Likewise.
15408 (x86_function_profiler): Likewise.
15409 (TARGET_STRICT_ARGUMENT_NAMING): New.
15410 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
15411 (TARGET_64BIT_MS_ABI): New.
15412 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
15413 * config/i386/i386.md (allocate_stack_worker): Remove.
15414 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
15415 describe the clobber of eax without a match_scratch.
15416 (allocate_stack_worker_postreload): Remove.
15417 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
15418 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
15419 (allocate_stack_worker_rex64_postreload): Remove.
15420 (allocate_stack): Handle 64-bit.
15421 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
15422 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
15423 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
15424 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
15425 (STANDARD_STARTFILE_PREFIX_1): Likewise.
15426 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
15427 * config.build (x86_64-*-mingw*): New host.
15428 * config.host (x86_64-*-mingw*): New host.
15429 * config.gcc (x86_64-*-mingw*): New target.
15430 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
15432 2007-03-30 Richard Henderson <rth@redhat.com>
15433 Kai Tietz <kai.tietz@onevision.com>
15435 * c-pragma.c (struct def_pragma_macro_value): New.
15436 (struct def_pragma_macro): New.
15437 (pushed_macro_table): New.
15438 (dpm_hash, dpm_eq): New.
15439 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
15440 (init_pragma): Install them.
15441 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15443 2007-03-30 Anatoly Sokolov <aesok@post.ru>
15445 * config/avr/avr.c (avr_override_options): Clear
15446 'flag_delete_null_pointer_checks'.
15448 2007-03-30 Paolo Carlini <pcarlini@suse.de>
15451 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
15452 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
15453 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
15454 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
15455 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
15456 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
15457 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
15459 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
15461 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
15463 * regmove.c: Move all of pass_stack_adjustments from here...
15464 * combine-stack-adj.c: ...to this new file.
15465 * Makefile.in: Add rules for combine-stack-adj.o.
15467 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
15469 PR tree-optimization/31383
15470 * tree-data-ref.c (affine_function_equal_p): Do not require the
15471 vectors to have the same length.
15473 2007-03-30 Jan Hubicka <jh@suse.cz>
15475 PR middle-end/30700
15476 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
15477 availablility; add more sanity checking; ask varpool only about
15480 2007-03-29 Richard Henderson <rth@redhat.com>
15482 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
15483 to decide, but __SIZEOF_LONG_LONG__.
15485 2007-03-29 Richard Henderson <rth@redhat.com>
15487 * emutls.c (struct __emutls_array): New.
15488 (emutls_destroy): Use it instead of casting element 0 from void*.
15489 (__emutls_get_address): Likewise.
15491 2007-03-29 Richard Henderson <rth@redhat.com>
15493 * varasm.c (initializer_constant_valid_p): Don't deny
15494 DECL_DLLIMPORT_P on functions.
15496 * config/i386/cygming.h: Remove function declarations.
15497 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
15498 (ASM_OUTPUT_LABELREF): Remove.
15499 (COMMON_ASM_OP): Remove.
15500 (ASM_OUTPUT_COMMON): Remove.
15501 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
15502 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
15503 (ASM_DECLARE_FUNCTION_NAME): Likewise.
15504 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
15505 Rename from TARGET_ENCODE_SECTION_INFO.
15506 * config/i386/netware.h: Likewise.
15507 * config/i386/i386-protos.h: Update.
15508 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
15509 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
15510 (legitimate_constant_p): Reject dllimports.
15511 (dllimport_map, get_dllimport_decl): New.
15512 (legitimize_dllimport_symbol): New.
15513 (legitimize_address, ix86_expand_move): Use it.
15514 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
15515 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
15516 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
15517 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
15518 * config/i386/predicates.md (constant_call_address_operand): Only
15519 accept symbols; reject dllimport_p symbols.
15520 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
15521 i386_pe_maybe_record_exported_symbol.
15522 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
15523 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
15524 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
15525 trust the setting of DECL_DLLIMPORT_P.
15526 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
15527 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
15528 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
15529 tidy the argument scanning loop.
15530 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
15531 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
15532 (i386_pe_strip_name_encoding): Remove.
15533 (i386_pe_binds_local_p): New.
15534 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
15535 (i386_pe_output_labelref): Remove.
15536 (i386_pe_asm_output_aligned_decl_common): New.
15537 (i386_pe_maybe_record_exported_symbol): Rename from
15538 i386_pe_record_exported_symbol; check for dllexported symbols.
15540 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
15542 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
15543 add comment explaining why vsnprintf cannot be used.
15545 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
15547 PR tree-optimization/30666
15548 * tree.c (build_complex_type): When creating type names for DWARF2
15549 debug info, create TYPE_DECLs for TYPE_NAME instead of
15551 (build_common_tree_nodes_2): Use build_complex_type when building
15552 predefined complex types, to preserve canonical types.
15554 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
15556 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
15557 (noce_get_alt_condition): Look at it to determine whether to
15558 reverse the condition or not.
15559 (noce_get_condition): Substitute the truth for lies.
15560 (noce_find_if_block): Set the then_else_reversed field.
15562 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
15564 * config/fr30/fr30.md (movdi): Do not accept immediates as the
15565 destination of this insn.
15566 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
15567 than calling gen_rtx_SET directly. Use r0 to hold the value of
15568 'address + 4' rather than a stack based temporary which can be
15569 mis-optimized away.
15571 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15573 * config/s390/s390.c (s390_secondary_input_reload_class,
15574 s390_secondary_output_reload_class): Functions removed.
15575 (s390_secondary_reload): New function.
15576 (TARGET_SECONDARY_RELOAD): Target macro defined.
15577 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
15578 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
15579 * config/s390/s390.md ("reload_outti", "reload_outdi",
15580 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
15581 "reload_out<mode>"): Expanders removed.
15582 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
15583 "reload<mode>_nonoffmem_out"): Expanders added.
15585 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15587 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
15588 action if SRC->DEST replacement failed anyway.
15590 2007-03-28 Mike Stump <mrs@apple.com>
15592 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
15593 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
15594 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
15596 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15598 * config.gcc: Accept barcelona as a variant of amdfam10.
15599 * config/i386/i386.c (override_options): Likewise.
15600 * doc/invoke.texi: Likewise.
15602 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
15604 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
15605 offsets for BIT_FIELD_REF and COMPONENT_REF.
15607 2007-03-28 Richard Guenther <rguenther@suse.de>
15609 * tree.c (is_global_var): Move ...
15610 * tree-flow-inline.h (is_global_var): ... here.
15611 * tree.h (is_global_var): Remove declaration.
15613 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
15615 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
15617 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
15618 * config/i386/i386.c (ix86_tune_features): Initialize new
15620 * config/i386/predicates.md (promotable_binary_operator): Use
15621 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
15623 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
15626 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
15628 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
15630 * config/fr30/fr30.md (movsi_internal): Change destination
15631 constraint from m to V and add m to the end.
15633 2007-03-28 Christian Bruel <christian.bruel@st.com>
15635 * config/sh/sh.md (movsi_i): Fix type attribute.
15637 2007-03-28 Christian Bruel <christian.bruel@st.com>
15639 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
15640 (movsf_ie): Likewise.
15642 2007-03-28 Christian Bruel <christian.bruel@st.com>
15644 * config.gcc: Add sh4-300 to multilib.
15645 * config/sh/t-mlib-sh4-300: New file.
15647 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
15649 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
15650 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
15651 fix_trunc<mode>di2.
15652 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
15653 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
15654 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
15655 "fixuns_trunctddi2"): Whitespace fix.
15657 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
15659 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
15660 the definition of struct sh_args.
15661 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
15662 CALL_COOKIE_INT_REG_GET): Likewise.
15664 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
15666 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
15667 transformations are applied successfully.
15669 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
15671 * tree.c (tree_contains_struct): Permit 512 tree codes.
15672 * tree.h (tree_contains_struct): Ditto.
15673 (MAX_TREE_CODES): Ditto.
15674 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
15675 SPARE member to store remaining padding bits.
15677 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15679 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
15682 2007-03-27 Janis Johnson <janis187@us.ibm.com>
15684 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
15685 * configure: Regenerate.
15687 * configure: Regenerate using the correct version of autoconf.
15689 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15691 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
15693 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
15694 regs to "__SP_L__" and "__SP_H__".
15696 2007-03-27 Richard Guenther <rguenther@suse.de>
15698 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
15699 computations with it with a HOST_WIDE_INT variable.
15701 2007-03-26 Mike Stump <mrs@apple.com>
15703 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
15704 objective-c-header, objective-c++-header and objc++-cpp-output
15706 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15708 2007-03-26 Richard Henderson <rth@redhat.com>
15711 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
15712 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
15713 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
15714 IX86_BUILTIN_PSRLQ128): New.
15715 (ix86_init_mmx_sse_builtins): Add them.
15716 (ix86_expand_builtin): Expand them.
15717 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
15718 operand 2 be TImode.
15719 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
15720 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
15721 _mm_srli_epi64): Mark __B const.
15722 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
15723 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
15724 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
15725 new two-vector shift builtins.
15727 2007-03-26 Ian Lance Taylor <iant@google.com>
15729 PR tree-optimization/31345
15730 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
15731 [+INF, +INF(OVF)] into VARYING.
15733 2007-03-26 Zack Weinberg <zackw@panix.com>
15735 * gengtype-parse.c: New file.
15736 * gengtype-yacc.y: Delete.
15737 * gengtype-lex.l: Don't include gengtype-yacc.h.
15738 Define YY_DECL and yyterminate appropriately for recursive
15739 descent parser. yylval is now a string out-parameter to yylex.
15740 (HWS, EOID): New shorthand.
15741 (IWORD): Add a couple more types.
15742 (yylex): Add a setup stanza. Remove the complex rules for
15743 detecting GTY'ed types and typedefs; replace with simple
15744 keyword detectors. Adjust everything for the changed
15745 definition of yylval. Ignore all pp-directives, not just #define.
15747 (parse_file): Rename yybegin; do not call yyparse.
15749 * gengtype.c (xasprintf): Export again.
15750 (this_file): New. Use everywhere __FILE__ was being used.
15751 (get_lang_bitmap): Special case types defined in gengtype.c.
15752 (do_typedef, new_structure): Suppress definition of certain types.
15753 (new_structure): Improve diagnostics of duplicate definitions.
15754 Make sure location_s is associated with input.h.
15755 (nreverse_pairs, define_location_structures): New functions.
15756 (main): Improve tagging of kludge types. Remove old kludges
15757 for input.h types; use define_location_structures.
15758 * gengtype.h: Update prototypes. Define token codes here.
15759 * Makefile.in: Remove all references to gengtype-yacc.
15760 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
15762 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
15763 add GTY((skip)) to the field that's only conditionally there.
15764 * doc/install.texi: Document that Bison is no longer required
15765 unless building treelang.
15767 * gengtype.c: Don't include gtyp-gen.h.
15768 (srcdir): Declare here.
15769 (base_files, lang_dir_names): Allocate dynamically.
15770 (gt_files, num_gt_files, num_lang_dirs): New globals.
15771 (measure_input_list, read_input_line, read_input_list)
15772 (set_lang_bitmap): New functions.
15773 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
15774 simplify, relying on read_input_list to set up the bitmaps.
15775 (main): Arguments are no longer unused. Check for correct number
15776 of command line arguments, set srcdir and srcdir_len, then call
15777 read_input_list, before doing anything else. No need to worry
15778 about duplicates in main loop.
15779 * configure.ac: Simplify the calculation of all_gtfiles.
15780 Put language tags in there. Don't set or substitute
15781 all_gtfiles_files_langs or all_gtfiles_files_frags.
15782 * Makefile.in: Revamp the way gengtype is invoked, now that it
15783 takes a file on its command line with a much simpler format.
15784 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
15785 (GTFILES): Remove duplicates and C source files.
15786 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
15787 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
15788 * configure: Regenerate.
15790 * gengtype.h: Remove all type definitions to gengtype.c; leave
15791 only definitions of options_p, type_p, and pair_p as opaque
15792 pointers. Update prototypes.
15793 * gengtype.c: Many type definitions moved here from gengtype.h.
15794 Consolidate type definitions at the top of the file.
15795 (xvasprintf): Delete.
15796 (xasprintf): Make static.
15797 (create_nested_pointer_option): Add 'next' parameter.
15798 (create_field_all, create_field_at): New functions.
15799 (create_field): Now a thin wrapper around create_field_all.
15800 (create_optional_field): Rename create_optional_field_ and add
15801 line argument. Original name is now a macro which supplies
15803 (oprintf): Use vsnprintf directly.
15804 (close_output_files): Use fatal rather than perror/exit.
15805 (note_def_vec, note_def_vec_alloc): Use create_field_at.
15806 (main): Set progname. Don't use exit.
15807 * gengtype-yacc.y (struct_fields): Use create_field_at.
15808 (option, optionseqopt): Delete.
15809 (optionseq): Consolidate productions from option here so we
15810 can use the first argument to create_option.
15812 * gengtype-lex.l: Distinguish unions from structures in the
15813 token type. Don't call find_structure; return the tag as a string.
15814 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
15815 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
15816 string. Reorganize typedef_struct production accordingly.
15817 Use create_nested_ptr_option.
15818 * gengtype.c (create_nested_ptr_option): New function.
15819 * gengtype.h: Declare it.
15821 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
15822 (string_type): Don't declare.
15823 (do_scalar_typedef): Declare.
15824 (create_scalar_type): Update prototype.
15825 * gengtype.c (string_type): Make static.
15826 (scalar_nonchar, scalar_char): New.
15827 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
15828 (resolve_typedef): Use scalar_nonchar for error recovery.
15829 (create_scalar_type): Remove name_len field. Return scalar_char
15830 or scalar_nonchar as appropriate.
15831 (adjust_field_type): Look at scalar_is_char boolean to decide whether
15832 to use string_type.
15833 (throughout): Use scalar_nonchar instead of calling
15834 create_scalar_type, whenever possible.
15835 (main): Initialize scalar_char and scalar_nonchar before calling
15837 * gengtype-lex.l: Adjust for removal of second argument to
15838 create_scalar_type. Use yylval.s instead of yylval.t when
15840 * gengtype-yacc.y: Type of SCALAR is string. Call
15841 create_scalar_type from type:SCALAR rule. Adjust for removal of
15842 second argument to create_scalar_type.
15844 * vec.h: Remove all #if IN_GENGTYPE blocks.
15845 Add comment saying that changes may require adjustments to gengtype.
15846 * gengtype.c: Don't include coretypes.h or tm.h.
15847 Add comment to inclusion of errors.h.
15848 (note_def_vec, note_def_vec_alloc): New functions.
15849 * gengtype.h: Declare new functions.
15850 * gengtype-lex.l: Don't include coretypes.h.
15851 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
15853 (update_lineno): Remove unnecessary prototype.
15854 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
15855 (VEC rule): Just return VEC_TOKEN.
15856 * gengtype-yacc.y (VEC_TOKEN): New token type.
15857 (type): Add a production for VEC(a,b).
15858 * Makefile.in: Update dependencies.
15860 * gengtype-lex.l: Remove rules for parsing pointer-to-function
15861 typedefs that use the old PARAMS macro.
15863 * gengtype-lex.l: Remove all rules and states relating to yacc
15865 * gengtype-yacc.y: Similarly.
15866 * gengtype.c (note_yacc_type): Delete function.
15867 * gengtype.h: Update prototypes.
15869 2007-03-26 Joseph Myers <joseph@codesourcery.com>
15871 * tree-pretty-print.c (dump_generic_node): Report precision of
15872 unnamed integer types.
15874 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
15876 * ifcvt.c (noce_try_store_flag_constants): Don't check
15877 no_new_pseudos here.
15878 (noce_try_store_flag_constants): Don't check no_new_pseudos.
15879 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
15880 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
15881 noce_try_sign_mask): Likewise.
15882 (if_convert): Check no_new_pseudos here.
15884 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
15886 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
15887 (noce_get_condition): Handle new then_else_reversed argument.
15888 (noce_init_if_info): Remove, fold into noce_find_if_block.
15889 (noce_process_if_block): Take a struct noce_if_info as the
15890 argument. Don't set up one based on ce_if_info. Update pointer
15891 references accordingly.
15892 (cond_move_process_if_block): Likewise.
15893 (process_if_block): Removed.
15894 (find_if_block): Removed. Move functionality two new functions,
15895 noce_find_if_block and cond_exec_find_if_block.
15896 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
15897 blocks and the symmetric IF-ELSE-JOIN case.
15898 (cond_exec_find_if_block): Also new function mostly based on old
15899 find_if_block and process_if_block.
15900 (find_if_header): Replace find_if_block call with separately
15901 guarded calls to noce_find_if_block and cond_exec_find_if_block.
15902 (find_cond_trap): Update noce_get_condition call.
15903 (dead_or_predicable): Likewise.
15905 2007-03-26 Jakub Jelinek <jakub@redhat.com>
15907 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
15909 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
15910 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
15911 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
15912 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
15913 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
15914 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
15915 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
15916 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
15917 __builtin_ia32_psrad128 builtins.
15919 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
15921 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
15922 * config/i386/constraints.md
15923 (define_constraint "I"): Use IN_RANGE macro.
15924 (define_constraint "J"): Ditto.
15925 (define_constraint "K"): Ditto.
15926 (define_constraint "M"): Ditto.
15927 (define_constraint "N"): Ditto.
15928 (define_constraint "O"): Ditto.
15929 * config/i386/predicates.md
15930 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
15931 (define_predicate "const_0_to_3_operand"): Ditto.
15932 (define_predicate "const_0_to_7_operand"): Ditto.
15933 (define_predicate "const_0_to_15_operand"): Ditto.
15934 (define_predicate "const_0_to_63_operand"): Ditto.
15935 (define_predicate "const_0_to_255_operand"): Ditto.
15936 (define_predicate "const_1_to_31_operand"): Ditto.
15937 (define_predicate "const_2_to_3_operand"): Ditto.
15938 (define_predicate "const_4_to_7_operand"): Ditto.
15940 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15942 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
15943 in SImode for save_world.
15944 * config/rs6000/altivec.md (save_world, restore_world): Convert to
15947 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
15949 PR tree-optimization/30784
15950 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
15953 2007-03-25 Revital Eres <eres@il.ibm.com>
15955 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
15956 Fold movement_possibility function into it.
15958 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15960 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
15961 (load_macho_picbase_{si,di}): Convert to LR hard reg.
15962 (call_indirect_nonlocal_darwin64): Same.
15963 (call_nonlocal_darwin64): Same.
15964 (call_value_indirect_nonlocal_darwin64): Same.
15965 (call_value_nonlocal_darwin64): Same.
15966 (sibcall_nonlocal_darwin64): Same.
15967 (sibcall_value_nonlocal_darwin64): Same.
15968 (sibcall_symbolic_64): Same.
15969 (sibcall_value_symbolic_64): Same.
15970 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
15972 (rs6000_emit_load_toc_table): Same.
15973 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
15974 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
15976 (divss_call): Same.
15977 (divus_call): Same.
15978 (quoss_call): Same.
15979 (quous_call): Same.
15980 (load_toc_v4_pic_si): Same
15981 (load_toc_v4_PIC_1): Same.
15982 (load_toc_v4_PIC_1b): Same.
15983 (call_indirect_aix{32,64}): Same.
15984 (call_value_indirect_aix{32,64}): Same.
15986 (call_value): Same.
15987 (call_local{32,64}): Same.
15988 (call_value_local{32,64}): Same.
15989 (call_indirect_nonlocal_aix{32,64}): Same.
15990 (call_nonlocal_aix{32,64}): Same.
15991 (call_value_indirect_nonlocal_aix{32,64}): Same.
15992 (call_value_nonlocal_aix{32,64}): Same.
15993 (call_indirect_nonlocal_sysv<mode>): Same.
15994 (call_nonlocal_sysv<mode>): Same.
15995 (call_value_indirect_nonlocal_sysv<mode>): Same.
15996 (call_value_nonlocal_sysv<mode>): Same.
15998 (sibcall_local{32,64}): Same.
15999 (sibcall_value_local{32,64}): Same.
16000 (sibcall_nonlocal_aix{32,64}): Same.
16001 (sibcall_value_nonlocal_aix{32,64}): Same.
16002 (sibcall_nonlocal_sysv<mode>): Same.
16003 (sibcall_value): Same.
16004 (sibcall_value_nonlocal_sysv<mode>): Same.
16006 2007-03-24 Paul Brook <paul@codesourcery.com>
16008 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
16009 * config/arm/linux-eabi.h: Remove legacy syscall hack.
16011 2007-03-24 Richard Henderson <rth@redhat.com>
16013 * config/ia64/constraints.md: New file.
16014 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
16015 satisfies_constraint_?.
16016 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
16017 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
16018 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
16019 ia64_output_mi_thunk): Likewise.
16020 (ia64_const_ok_for_letter_p): Remove.
16021 (ia64_const_double_ok_for_letter_p): Remove.
16022 (ia64_extra_constraint): Remove.
16023 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
16024 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
16025 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
16026 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
16027 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
16028 EXTRA_MEMORY_CONSTRAINT): Remove.
16029 * config/ia64/ia64.md: Include constriants.md. Replace
16030 CONST_OK_FOR_? with satisfies_constraint_?.
16032 2007-03-23 Michael Meissner <michael.meissner@amd.com>
16033 H.J. Lu <hongjiu.lu@intel.com>
16035 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
16037 (name macros): Use DPD_BID_NAME to convert names properly.
16039 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
16040 decimal floating point format.
16041 (init_floating_libfuncs): Change decimal functions so that they
16042 have a "bid_" prefix if the decimal system uses the BID format,
16043 and "dpd_" prefix if the decimal system uses the DPD format.
16044 (init_interclass_conv_libfuncs): Ditto.
16045 (init_intraclass_conv_libfuncs): Ditto.
16047 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16048 using the BID format.
16050 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16051 whether we are using the BID decimal format.
16052 * configure: Regenerate.
16054 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
16055 the compiler has decimal floating point enabled. Define
16056 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
16059 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16060 using the BID format.
16062 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16063 whether we are using the BID decimal format.
16064 * configure: Regenerate.
16066 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
16067 the compiler has decimal floating point enabled. Define
16068 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
16071 * doc/install.texi (--enable-decimal-float): Document BID and DPD
16072 options, and that it is enabled for i386/x86_64 systems.
16074 * Makefile.in (enable_decimal_float): New.
16076 (DECNUMINC): Add -I$(DECNUMFMT).
16077 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
16078 to $(DECNUMFMT) from $(DECNUM).
16080 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
16081 Substitute enable_decimal_float.
16082 * configure: Regenerated.
16085 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
16088 * configure.ac: Enable decimal float for x86_64-*-linux*.
16089 * configure: Regenerated.
16092 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
16093 decimal128ClearSign to flip and clear the sign bit in decimal128.
16094 (decimal_real_maxval): Set decimal128SetSign to set the sign
16097 2007-03-23 Ian Lance Taylor <iant@google.com>
16099 * fold-const.c (fold_binary): Correct warning for X - c >= X.
16101 2007-03-23 Ian Lance Taylor <iant@google.com>
16103 * tree-dump.c (dump_files): Correct comment.
16105 2007-03-23 Ian Lance Taylor <iant@google.com>
16107 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
16109 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
16111 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
16112 in cfglayout mode. Don't go into and out of cfglayout mode.
16113 Link the blocks in the order of the constructed traces.
16114 (rest_of_handle_tracer): Adjust call to tracer.
16115 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
16116 Don't go into cfglayout mode.
16117 (rtl_loop_done): Don't go out of cfglayout mode.
16118 * cfglayout.c (relink_block_chain): New function, split out from...
16119 (fixup_reorder_chain): ...here. Remove redundant checking.
16120 (cfg_layout_finalize): Don't clear the header, footer, and aux
16121 fields here, move the code to do so to relink_block_chain. Likewise
16122 for free_original_copy_tables.
16123 * rtl.h (tracer): Update prototype.
16124 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
16125 Assert we are in cfglayout mode. Don't go into and out of cfglayout
16126 mode. Use relink_block_chain to serialize the CFG according to the
16127 new basic block order. Move targetm.cannot_modify_jumps_p check from
16129 (gate_handle_reorder_blocks): ...to here.
16130 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
16132 (gate_duplicate_computed_gotos): ...to here.
16133 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
16134 something always changes when going into and out of cfglayout mode.
16135 Perform an expensive cfg cleanup while going into cfglayout mode.
16136 Always update liveness information on HAVE_conditional_execution
16137 targets. Reserialize the basic blocks and go out of cfglayout mode.
16138 * reg-stack.c: Include cfglayout.h.
16139 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
16140 the call to reorder_basic_blocks.
16141 * basic-block.h (reorder_basic_blocks): Update prototype.
16142 (relink_block_chain): New prototype.
16143 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
16145 2007-03-23 Joseph Myers <joseph@codesourcery.com>
16147 * config/mips/mips.md (type, hazard, *movdi_32bit,
16148 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
16149 *movhi_internal, *movqi_internal, *movsf_hardfloat,
16150 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
16151 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
16152 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
16154 (movcc): Change first xfer to multi.
16155 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
16156 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
16157 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
16158 config/mips/generic.md: Change reservations using "xfer" to use
16160 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
16161 using match_operand.
16162 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
16163 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
16165 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
16167 2007-03-22 Richard Henderson <rth@redhat.com>
16169 * config/i386/i386.c: Remove unnecessary function declarations.
16170 Move targetm definition, and all related macros, to the end of
16171 the file. Resort some functions to put definitions before uses.
16172 (ix86_attribute_table): Make static. Move to end of file.
16173 (ix86_gimplify_va_arg): Make static.
16175 2007-03-22 Richard Henderson <rth@redhat.com>
16177 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
16178 don't increase local_regparm with force_align_arg_pointer check.
16179 (ix86_function_sseregparm): Assert 32-bit.
16180 (type_has_variadic_args_p): New.
16181 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
16182 type_has_variadic_args_p.
16183 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
16184 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
16185 use memset instead. Do maybe_vaarg check first; skip attribute
16186 tests if true; skip attribute tests for 64-bit.
16187 (construct_container): Remove TARGET_DEBUG_ARG.
16188 (function_arg_advance_32, function_arg_advance_64): Split out ...
16189 (function_arg_advance): ... from here.
16190 (function_arg_32, function_arg_64): Split out ...
16191 (function_arg): ... from here.
16192 (ix86_pass_by_reference): Tidy.
16193 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
16194 (function_value_32): New, from parts of ix86_function_value
16195 and ix86_value_regno.
16196 (function_value_64): New, from parts of ix86_function_value
16197 and ix86_libcall_value.
16198 (ix86_function_value_1): New.
16199 (ix86_function_value, ix86_libcall_value): Use it.
16200 (return_in_memory_32, return_in_memory_64): Split out ...
16201 (ix86_return_in_memory): ... from here.
16202 (ix86_struct_value_rtx): Skip for 64-bit.
16203 (ix86_libcall_value, ix86_value_regno): Remove.
16204 (setup_incoming_varargs_64): Split out ...
16205 (ix86_setup_incoming_varargs): ... from here.
16206 (ix86_va_start): Remove TARGET_DEBUG_ARG.
16207 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
16208 * config/i386/i386-protos.h (ix86_function_value): Remove.
16209 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
16211 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16214 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
16215 infinities not supported, otherwise emit warning if -Woverflow. On
16216 underflow, emit warning if -Woverflow.
16217 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
16219 * real.h (real_from_string): Update declaration
16221 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
16222 Richard Henderson <rth@redhat.com>
16224 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
16225 * calls.c (compute_argument_block_size, expand_call,
16226 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
16227 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
16228 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
16229 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
16230 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
16231 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
16232 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
16233 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
16236 2007-03-22 Joseph Myers <joseph@codesourcery.com>
16238 * c-incpath.c (add_sysroot_to_chain): New.
16239 (merge_include_chains): Add sysroot argument. Call
16240 add_sysroot_to_chain if sysrooted.
16241 (register_include_chains): Update call to merge_include_chains.
16242 * doc/cppopts.texi: Document use of '=' in include directory
16245 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
16247 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
16248 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
16249 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
16250 insn pattern using X87MODEF12 mode macro.
16252 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
16254 * regmove.c (regmove_optimize): Use reg_mentioned_p
16255 instead of reg_overlap_mentioned_p for DST.
16257 2007-03-21 Mike Stump <mrs@apple.com>
16259 * c.opt: Fixup for Objective-C/C++.
16261 2007-03-21 Steve Ellcey <sje@cup.hp.com>
16263 * explow.c (convert_memory_address): Fold memory reference when
16264 POINTERS_EXTEND_UNSIGNED < 0
16266 2007-03-21 Richard Henderson <rth@redhat.com>
16269 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
16270 * config/i386/mmintrin.h (__m64): Likewise.
16271 * config/i386/xmmintrin.h (__m128): Likewise.
16273 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16275 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
16276 (VXWORKS_OS_CPP_BUILTINS): Define.
16277 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
16278 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
16280 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16282 * rtl.h (constant_pool_reference_p): Delete.
16283 (find_constant_src): Declare.
16284 * rtlanal.c (find_constant_src): New function.
16285 * simplify-rtx.c (constant_pool_reference_p): Delete.
16286 * config/i386/i386.md: Use find_constant_src instead of
16287 constant_pool_reference_p/avoid_constant_pool_reference pairs.
16289 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16291 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
16292 * c-cppbuiltin.c (c_cpp_builtins): Define them.
16294 2007-03-20 Mark Mitchell <mark@codesourcery.com>
16296 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
16297 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
16298 (arm_elf_asm_constructor): Use it.
16299 (arm_elf_asm_destructor): New function.
16301 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
16303 * jump.c (mark_jump_label): Treat SEQUENCE specially.
16305 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
16307 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
16309 2007-03-19 Andrew Haley <aph@redhat.com>
16311 PR tree-optimization/31264
16312 * tree-vrp.c (register_edge_assert_for_1): Don't look though
16313 VIEW_CONVERT_EXPRs.
16315 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
16317 PR rtl-optimization/30907
16318 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
16319 (fwprop_init): Always call loop_optimizer_initialize.
16320 (fwprop_done): Always call loop_optimizer_finalize.
16321 (fwprop): We always have loop info now.
16322 (gate_fwprop_addr): Remove.
16323 (pass_fwprop_addr): Use gate_fwprop as gate.
16325 PR rtl-optimization/30841
16326 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
16327 df_chain_alloc): Call df_reorganize_refs unconditionally.
16328 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
16329 refs_organized to refs_organized_size.
16330 (df_ref_create_structure): Use refs_organized_size instead of
16331 bitmap_size if refs had been organized, and keep refs_organized_size
16333 * df.h (struct df_ref_info): Change refs_organized to
16334 refs_organized_size.
16335 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
16338 2007-03-19 Mark Mitchell <mark@codesourcery.com>
16340 * except.c (output_function_exception_table): Do not reference the
16341 EH personality routine for functions that do not require an
16344 2007-03-20 Jakub Jelinek <jakub@redhat.com>
16347 * c-typeck.c (convert_for_assignment): Call comptypes for
16348 RECORD_TYPE or UNION_TYPE.
16350 PR inline-asm/30505
16351 * reload1.c (reload): Do invalid ASM checking after
16352 cleanup_subreg_operands.
16354 2007-03-19 Jeff Law <law@redhat.com>
16356 * tree-cfg.c (find_taken_edge): Tighten conditions for
16357 optimizing computed gotos.
16359 2007-03-19 Michael Matz <matz@suse.de>
16361 * builtins.c (expand_builtin_sync_operation,
16362 expand_builtin_compare_and_swap,
16363 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
16366 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
16367 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
16370 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16372 * doc/tm.texi: Add brackets around the return type of
16373 TARGET_SECONDARY_RELOAD.
16375 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16376 Richard Guenther <rguenther@suse.de>
16378 PR tree-optimization/31254
16379 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16380 Use handled_component_p () where appropriate. Continue
16381 propagating into the rhs if we propagated into an INDIRECT_REF
16384 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16386 * config/s390/s390.md (op_type attribute): RRR instruction type added.
16387 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
16388 (xde, xdee): Mode attributes adjusted to support DFP modes.
16389 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
16390 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
16391 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
16392 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
16393 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
16394 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16395 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
16397 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
16398 "movsf"): Insn definitions removed.
16399 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
16400 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
16401 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
16403 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
16404 "reload_in<mode>", "reload_out<mode>"): Expander added.
16405 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
16408 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16410 * config/s390/s390.md: Only non-functional changes. Renamed
16411 FPR mode macro to BFP all over the file.
16413 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16415 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
16416 (op_type attribute): RRF instruction type added.
16417 (fT0): New mode attribute.
16418 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16419 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
16420 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
16421 instruction no secondary memory is needed when moving DFmode values
16422 between GPRs and FPRs.
16424 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16426 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
16427 inverted and documentation adjusted.
16428 ("mhard-dfp", "msoft-dfp"): New options.
16429 * config/s390/s390.c (s390_handle_arch_option): New architecture
16431 (override_options): Sanity checks for the new options added.
16432 * config.gcc: New architecture switch: z9-ec.
16433 * config/s390/s390.h (processor_flags): PF_DFP added.
16434 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
16435 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
16436 when the bit is NOT set so remove it from the defaults.
16438 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16440 * genemit.c (main): Print include statement for dfp.h.
16441 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
16444 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16446 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
16448 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
16451 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
16452 instead of PATTERN.
16454 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16456 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
16457 attr_length_call, output_call, output_indirect_call): Cleanup
16458 formatting of targetm calls.
16460 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16462 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
16464 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16466 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
16467 reservation, bypass and anti-bypass descriptions for these
16468 instructions. Update move patterns.
16469 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
16472 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
16474 * tree-vect-transform.c (get_initial_def_for_induction): Replace
16475 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
16476 (get_initial_def_for_reduction): Likewise.
16478 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
16480 Fix PR tree-optimization/29922
16481 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
16482 (get_representative): Removed.
16483 (value_dies_in_block_x): Update for rvuse removal.
16484 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
16485 (compute_antic_aux): Handle when PHI nodes appear in
16486 non-single-successors.
16487 (dump_bitmap_of_names): Removed.
16488 (compute_antic_safe): Renamed and removed rvuse calculation.
16489 Calculate only antic safe.
16490 (insert_into_preds_of_block): Remove assert.
16491 (execute_pre): Update for renamed functions.
16492 (defer_or_phi_translate_block): New function.
16494 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16496 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
16497 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
16499 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
16500 Follow spelling conventions.
16502 * tree-data-ref.h: Remove the prototype for analyze_array.
16504 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
16506 PR tree-optimization/31041
16507 * tree-vect-transform.c (get_initial_def_for_induction): Call
16508 force_gimple_operand.
16510 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
16512 * ipa-type-escape.c (look_for_casts) : Revert code to use
16513 handled_component_p due to ada test a-numaux.adb.
16515 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16517 * final.c (final_scan_insn): Alter the condition of a
16518 conditional trap if we have nonstandard CC.
16520 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16522 * configure.ac: Remove excess quoting from asm line 0 test.
16523 * configure: Rebuilt.
16525 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16527 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
16528 * c-common.c (convert_and_check): Move warning logic to...
16529 (warnings_for_convert_and_check): ...here. Define.
16530 * c-common.h (warnings_for_convert_and_check): Declare.
16532 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16534 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
16535 (output_call): Likewise.
16537 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16539 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
16541 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16543 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
16545 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
16547 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
16548 opteron, athlon-64 and athlon-fx processor_alias_table entries.
16550 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
16552 PR tree-optimization/31183
16553 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16554 Use double_int instead of unsigned int for representing access_strides.
16555 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
16557 2007-03-16 Richard Guenther <rguenther@suse.de>
16559 PR tree-optimization/31146
16560 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
16561 to allow recursion of forward_propagate_addr_expr.
16562 (forward_propagate_addr_into_variable_array_index): Likewise.
16563 (forward_propagate_addr_expr): Likewise.
16564 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16565 (forward_propagate_addr_expr_1): Recurse on simple copies
16566 instead of propagating into them. Do so for useless conversions
16568 (forward_propagate_addr_expr): Clean up unused statements after
16571 2007-03-16 Richard Guenther <rguenther@suse.de>
16573 * builtins.c (expand_builtin_cexpi): Use the right argument
16574 for the expansion via cexp.
16576 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16578 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
16579 * configure: Rebuilt.
16581 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16584 * dwarf2out.c (force_type_die): Adjust comment.
16585 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
16587 2007-03-15 DJ Delorie <dj@redhat.com>
16589 * config/frv/predicates.md (minmax_operator): Don't check operands
16592 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16594 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
16595 Update constant estimates of number of iterations.
16596 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
16597 argument renamed to "realistic".
16598 (compute_estimated_nb_iterations): Removed.
16599 (record_niter_bound): New function.
16600 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
16601 call record_nonwrapping_iv with upper = false.
16602 (infer_loop_bounds_from_signedness): Pass upper argument to
16603 record_nonwrapping_iv.
16604 (estimate_numbers_of_iterations_loop): Do not call
16605 compute_estimated_nb_iterations. Record estimate based on profile
16606 information. Initialize the constant estimates of number of
16608 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
16610 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
16611 number of iterations is too small.
16612 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
16613 (EST_NOT_AVAILABLE): Removed.
16614 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
16615 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
16618 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16620 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
16621 Handle NE_EXPR guards.
16623 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16626 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
16627 Set also -pedantic-errors by default for the preprocessor unless
16628 -fpermissive is given.
16630 2007-03-15 Richard Guenther <rguenther@suse.de>
16632 PR middle-end/29719
16633 PR middle-end/31161
16634 * builtins.c (expand_builtin_cexpi): As a fallback if we
16635 don't have builtins for sincos or cexp create a function
16636 declaration for cexp and expand to a call to that.
16637 (expand_builtin_int_roundingfn): Always fall
16638 back to floor/ceil and its variants even if they may be
16641 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
16643 PR middle-end/31159
16644 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
16645 jump tables, move the call to delete_dead_jumptables from here...
16646 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
16647 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
16648 don't allow merging of blocks that try_redirect_by_replacing_jump
16649 also does not handle when not optimizing.
16651 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16652 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16654 * config/i386/i386.md (x86_sahf_1): Correctly handle
16657 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16660 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
16661 x86_64_general_operand as operand[2] predicate. Remove "iF"
16662 from operand constraints and use "e" constraint instead.
16663 (*subti3_1, *subti3_1 splitter): Ditto.
16664 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
16665 operand[1] predicate.
16667 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
16669 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
16670 arrays, multiply the access strides by the size of the sub-array.
16671 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
16673 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16675 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
16676 the configured assembler supports the sahf mnemonic.
16677 * configure: Regenerate.
16678 * config.in: Regenerate.
16680 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
16681 emit "sahf" or ".byte\t0x9e" as asm template.
16683 2007-03-14 Michael Meissner <michael.meissner@amd.com>
16686 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
16687 option to replace hard coded TARGET_xxx in md file.
16688 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
16689 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16690 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
16691 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
16692 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
16693 (X86_TUNE_NOT_VECTORMODE): Ditto.
16694 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
16695 (TUNE_AVOID_VECTOR_DECODE): Ditto.
16696 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16697 (TUNE_SLOW_IMUL_IMM8): Ditto.
16698 (TUNE_MOVE_M1_VIA_OR): Ditto.
16699 (TUNE_NOT_UNPAIRABLE): Ditto.
16700 (TUNE_NOT_VECTORMODE): Ditto.
16702 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
16705 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
16706 tuning options instead of hard coded TARGET_xxx.
16707 (fix ssemode peephole2's): Ditto.
16708 (imul peephole2's): Ditto.
16710 (movdi_or_rex64): Ditto.
16711 (move peephole2): Ditto.
16712 (not peephole2's): Ditto.
16714 2007-03-14 Dirk Mueller <dmueller@suse.de>
16716 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
16717 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
16718 * c-parser.c (c_parser_if_body): Always add an empty statement in case
16720 * c-parser.c (c_parser_do_statement): Warn about empty body in
16721 do/while statement.
16722 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
16723 * doc/invoke.texi (-Wempty-body): Update documentation.
16725 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16728 * c-common.h (warn_for_div_by_zero): Declare.
16729 * c-common.c (warn_for_div_by_zero): Define.
16730 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
16733 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16735 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
16736 to PREFIX and STANDARD_PREFIX.
16738 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16739 Phil Edwards <phil@codesourcery.com>
16741 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
16742 (__gthread_once_t): Remove busy field for RTPs.
16743 (__GTHREAD_ONCE_INIT): Update accordingly.
16745 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16747 * doc/invoke.texi: Document VxWorks options.
16749 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16751 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
16753 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
16755 PR tree-optimization/30590
16756 * tree-nrv.c (tree_nrv): Check for the partial update of the
16759 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16761 * flags.h (flag_random_seed): Remove declaration, in favor of...
16762 * toplev.h (get_random_seed, set_random_seed): ... these.
16763 * tree.c (get_file_function_name): Use the former.
16764 * opts.c (common_handle_option): Use the latter.
16767 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
16769 PR middle-end/31127
16770 * cse.c (cse_find_path): Do not bail out if a basic block that
16771 we already visited now becomes part of a path that starts at a
16772 different basic block. Just disallow this, to make sure we
16773 visit each basic block at most once.
16775 2007-03-13 Jan Hubicka <jh@suse.cz>
16777 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
16778 attributes, when profile esitmate is present, calls with very low
16779 frequency are cold.
16781 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
16783 PR tree-optimization/30730
16784 PR tree-optimization/26900
16785 * tree-ssa-loop-niter.c: Include gmp.h.
16786 (bounds): New type.
16787 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
16788 split_to_var_and_offset, determine_value_range,
16789 bound_difference_of_offsetted_base, refine_bounds_using_guard,
16790 bound_difference, bounds_add, bounds_negate,
16791 number_of_iterations_ne_max, dump_affine_iv): New functions.
16792 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
16793 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
16794 difference of initial and final value of control iv to validate
16796 (number_of_iterations_cond): Add loop parameter. Determine bounds
16797 on the difference of the extremes of the control iv. Add dumps.
16798 (expand_simple_operations): Handle phi nodes.
16799 (simplify_using_initial_conditions): Do not record used conditions.
16800 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
16801 Do not set additional_info.
16802 (implies_nonnegative_p, implies_ge_p): Removed.
16803 (derive_constant_upper_bound): Do not use parameter `additional'.
16804 (record_estimate): Parameter `additional' removed. Parameter
16805 `i_bound' added. Do not call derive_constant_upper_bound.
16806 (record_nonwrapping_iv): Use derive_constant_upper_bound to
16807 bound the number of iterations estimate.
16808 (estimate_numbers_of_iterations_loop): Pass the estimate from
16809 the number of iterations analysis to record_estimate.
16810 * tree.h (multiple_of_p): Declare.
16811 * tree-scalar-evolution.c (expression_expensive_p): Removed.
16812 (scev_const_prop): Do not check expression_expensive_p.
16813 * fold-const.c (multiple_of_p): Exported.
16814 * double-int.c (double_int_mask): Exported.
16815 * double-int.h (double_int_mask): Declare.
16816 * tree-flow.h (struct tree_niter_desc): Removed additional_info
16817 field. Added max field.
16819 2007-03-13 David Taylor <taylor@candd.org>
16822 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
16825 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16828 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
16829 two unamed patterns.
16831 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
16833 * config/i386/i386.opt (mcx16, msahf): New options.
16834 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
16835 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
16837 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
16838 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
16839 Output -mcx16 and -msahf options when corresponding bit is set.
16841 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
16842 and -msahf options.
16844 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16846 * configure.ac: Test for assembler tolerance to # 0 "".
16847 * configure, config.in: Rebuilt.
16848 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
16850 2007-03-13 Geoffrey Keating <geoffk@apple.com>
16852 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
16854 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
16855 (handle_syscall): Handle direct system calls.
16856 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
16858 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16860 * doc/invoke.texi: Fix cpp.info cross-reference.
16861 * doc/passes.texi: Fix gcc.info cross-reference.
16863 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
16865 PR tree-optimization/30835
16866 * lambda-code.c (can_convert_to_perfect_nest): Check whether
16867 bb_for_stmt is not NULL before accessing it.
16869 2007-03-12 Joseph Myers <joseph@codesourcery.com>
16871 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
16874 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16877 * doc/install.texi: Document --enable-stage1-languages
16879 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
16881 * tree-pass.h (pass_into_cfg_layout_mode,
16882 pass_outof_cfg_layout_mode): Declare.
16883 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
16884 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
16885 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
16886 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
16888 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
16890 * c-decl.c (warn_variable_length_array): New function.
16891 Refactored from grokdeclarator to handle warn_vla
16892 and handle unnamed array case.
16893 (grokdeclarator): Refactored VLA warning case.
16894 * c.opt (Wvla): New flag.
16895 * doc/invoke.texi (Wvla): New warning.
16897 2007-03-12 Richard Henderson <rth@redhat.com>
16899 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
16900 (TARGET_SECTION_TYPE_FLAGS): New.
16902 2007-03-12 Richard Henderson <rth@redhat.com>
16904 * config/darwin.c (machopic_reloc_rw_mask): New.
16905 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
16906 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
16908 2007-03-12 Mark Mitchell <mark@codesourcery.com>
16910 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
16911 * cppdefault.h (cpp_PREFIX): Document.
16912 (cpp_PREFIX_len): Likewise.
16913 (cpp_EXEC_PREFIX): New variable.
16914 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
16915 * c-incpath.c (add_standard_paths): Correct logic for relocating
16916 paths within prefix.
16918 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
16920 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
16921 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
16923 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
16924 fix_truncdfdi_sse using SSEMODEF mode macro.
16925 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
16926 fix_truncdfsi_sse using SSEMODEF mode macro.
16927 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
16928 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
16930 2007-03-12 Richard Sandiford <richard@codesourcery.com>
16932 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
16933 elfos.h to tm_file.
16935 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
16937 * tree.h : Add multiple_of_p declaration.
16938 * fold-const.c (multiple_of_p): Make multiple_of_p public.
16939 * ipa-type-escape.c (results_of_malloc): Redundant.
16940 (visited_stmts): New. Visited stmt for walk_use_def_chains.
16941 (cast_type): Extended with new members.
16942 (check_cast): Returns cast_type.
16943 (cast): New structure for data of walk_use_def_chains.
16944 (is_malloc_result, is_cast_from_non_pointer_1,
16945 is_cast_from_non_pointer,
16946 is_array_access_through_pointer_and_index): New functions.
16947 (look_for_casts): Returns cast types.
16948 (check_call): Returns void.
16949 (okay_pointer_operation): Use support of pointer plus index,
16950 pointer plus constant and allow all multiplications.
16952 2007-03-11 Richard Guenther <rguenther@suse.de>
16954 PR tree-optimization/31115
16955 * tree-vrp.c (extract_range_from_binary_expr): Make sure
16956 the shift count is positive and non-anti-range for RSHIFT_EXPR.
16957 A shift count of zero is not special as with *_DIV_EXPR.
16958 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
16961 2007-03-11 Ian Lance Taylor <iant@google.com>
16963 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
16964 the *_DIV_EXPR codes correctly with overflow infinities.
16966 2007-03-11 Ira Rosen <irar@il.ibm.com>
16968 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
16969 indicate success/failure of the analysis. Add negation to subtrahend
16970 in case of subtraction. Fail if both operands contain constants.
16971 (create_data_ref): Fail if analyze_offset fails.
16973 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
16975 * config/i386/i386.md (frndintxf2): Rename to ...
16976 (rintxf2): ... this. Remove expander having same name.
16977 (rintsf2, rintdf2): Implement using SSEMODEF macro.
16978 (roundsf2, rounddf2): Ditto.
16979 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
16980 (lround<mode>di2, lround<mode>si2): Ditto.
16982 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
16984 * lower-subreg.c: Include except.h.
16985 (decompose_multiword_subregs): Verify that the only control flow
16986 insns we can split are loads to multi-words pseudos.
16987 Handle breaking such blocks after splitting, instead of calling
16988 find_many_sub_basic_blocks.
16990 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
16991 on the new basic block. Add a lengthy comment explaining why we
16992 thought this was necessary.
16993 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
16995 2007-03-10 Mark Mitchell <mark@codesourcery.com>
16998 * tree.c (walk_type_fields): Recurse into the element type of
16999 ARRAY_TYPEs if there is a pointer set.
17001 2007-03-10 Dirk Mueller <dmueller@suse.de>
17003 * c-common.c (warn_logical_operator): Fix condition.
17005 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
17007 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
17009 * config/darwin.c (machopic_select_section): Remove superfluous
17010 argument in call to categorize_decl_for_section. Remove unused
17013 2007-03-10 Joseph Myers <joseph@codesourcery.com>
17015 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
17017 * configure: Regenerate.
17019 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
17022 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
17023 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
17024 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
17025 Add LABEL_NUSES to emitted label.
17026 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
17027 branch probability value to emitted jump insn.
17028 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
17029 Do not check life information and do not re-arrange input operands
17030 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
17032 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17034 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
17035 the change of decode_asm_operands.
17037 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17039 * mode-switching.c (create_pre_exit): Skip blockage insn.
17041 2007-03-09 Diego Novillo <dnovillo@redhat.com>
17043 * tree-pass.h (TODO_update_smt_usage): Remove.
17045 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17049 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17051 * pa.c (attr_length_call): Revise condition for long
17052 pc-relative branch.
17053 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
17054 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
17055 sequence on SOM target.
17057 2007-03-09 Geoffrey Keating <geoffk@apple.com>
17059 * gcc.c: Document %{, in big comment at top.
17060 (input_suffix_matches): Remove special handling for .s and
17062 (input_spec_matches): New.
17063 (handle_braces): Handle %{,.
17064 (validate_switches): ',' indicates a value which is not a switch.
17065 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
17066 to detect assembler input.
17067 * config/i386/sol2.h (CPP_SPEC): Likewise.
17068 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
17069 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
17070 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
17071 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
17072 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
17073 -m64 causes deployment target to default to 10.5.
17074 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
17076 2007-03-09 Richard Henderson <rth@redhat.com>
17079 * target.h (targetm.asm.out.reloc_rw_mask): New.
17080 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
17081 (TARGET_ASM_OUT): Use it.
17082 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
17083 * varasm.c (categorize_decl_for_section): Remove shlib argument;
17084 use the new reloc_rw_mask target hook instead.
17085 (default_section_type_flags_1): Merge into...
17086 (default_section_type_flags): ... here.
17087 (decl_readonly_section_1): Merge into...
17088 (decl_readonly_section): ... here.
17089 (default_elf_select_section_1): Merge into...
17090 (default_elf_select_section): ... here.
17091 (default_unique_section_1): Merge into...
17092 (default_unique_section): ... here.
17093 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
17094 (default_select_rtx_section): Use it.
17095 (default_elf_select_rtx_section): Likewise.
17096 * output.h: Update to match.
17097 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
17098 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
17099 (TARGET_ASM_RELOC_RW_MASK): New.
17100 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
17101 to categorize_decl_for_section.
17102 (x86_64_elf_unique_section): Likewise.
17103 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
17104 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
17105 (TARGET_ASM_RELOC_RW_MASK): New.
17106 * config/ia64/ia64.c (ia64_rwreloc_select_section,
17107 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
17108 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
17109 (TARGET_RWRELOC): Remove.
17110 (ia64_section_type_flags): Adjust call to default_section_type_flags.
17111 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
17112 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
17113 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
17114 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
17115 (rs6000_xcoff_select_section): Use decl_readonly_section.
17116 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
17117 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
17118 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
17119 (TARGET_SECTION_TYPE_FLAGS): Remove.
17120 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
17122 2007-03-09 Roger Sayle <roger@eyesopen.com>
17124 * fold-const.c (fold_comparison): Remove compile-time evaluation of
17125 complex constant equality/inequality comparisons for here.
17126 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
17127 known at compile-time or can be simplified to a scalar comparison.
17128 (fold_relational_const): Move compile-time evaluation of complex
17129 constant equality/inequality comparisons to here.
17131 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17133 PR rtl-optimization/30643
17134 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
17136 (fold_rtx): Recurse, like before 2006-11-03.
17138 2007-03-09 DJ Delorie <dj@redhat.com>
17140 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
17143 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
17145 PR tree-optimization/30375
17146 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
17147 LHS of statements is not the same.
17148 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
17150 2007-03-09 Chao-ying Fu <fu@mips.com>
17152 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
17154 * doc/invoke.texi (-mdspr2): Document new option.
17155 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
17156 New unspec for DSP REV 2.
17157 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
17158 these instructions are extended in DSP REV 2.
17159 (mips-dspr2.md): Include.
17160 * config/mips/mips.opt (mdspr2): New option.
17161 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
17162 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
17163 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
17164 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
17165 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
17166 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
17167 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
17169 (bdesc_map): Add one field of unsupported_target_flags.
17170 (bdesc_arrays): Update entries to have extra fields. Add
17172 (mips_init_builtins): Initialize new function types.
17173 Check unsupported_target_fileds to filter out builtins.
17174 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
17176 (ASM_SPEC): Pass mdspr2 to the assembler.
17177 * config/mips/mips-dspr2.md: New file.
17179 2007-03-09 Sa Liu <saliu@de.ibm.com>
17181 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
17183 2007-03-09 Ian Lance Taylor <iant@google.com>
17185 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
17186 argument) like -Wstrict-overflow=2.
17187 * doc/invoke.texi (Warning Options): Update documentation.
17189 2007-03-09 Dirk Mueller <dmueller@suse.de>
17192 * doc/invoke.texi (-Wlogical-op): Document.
17193 * common.opt (-Wlogical-op): New.
17194 * c-common.h (warn_logical_operator): Declare.
17195 * c-common.c (warn_logical_operator): Define.
17196 * c-typeck.c (parser_build_binary_op): Call
17197 warn_logical_operator.
17199 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17201 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
17202 * final.c (final_scan_insn): Test for non-"" file name.
17204 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
17206 * doc/loop.texi: Document the Omega linear constraints solver.
17207 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
17208 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
17209 omega-hash-table-size, omega-max-keys, and
17210 omega-eliminate-redundant-constraints.
17211 * tree-pass.h (pass_check_data_deps): Declared.
17214 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
17215 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
17216 pass_check_data_deps): New.
17217 * tree-data-ref.c (init_data_ref): Remove declaration.
17218 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
17219 (analyze_array): Renamed init_array_ref, move up initializations.
17220 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
17221 Removed arguments that are set to NULL.
17222 (analyze_indirect_ref): Correct indentation, correct call to
17224 (object_analysis): Call init_array_ref instead of analyze_array.
17225 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
17226 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
17227 of DR_ACCESS_FNS_ADDR.
17228 (init_omega_eq_with_af, omega_extract_distance_vectors,
17229 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
17230 ddr_consistent_p): New.
17231 (compute_affine_dependence): Check consistency of ddrs when
17232 flag_check_data_deps is passed.
17233 (analyze_all_data_dependences): Uncomment.
17234 (tree_check_data_deps): New.
17235 * tree-data-ref.h: Include omega.h.
17236 (DR_ACCESS_FNS_ADDR): Removed.
17237 (data_dependence_relation): Add inner_loop.
17238 (DDR_INNER_LOOP): New.
17239 * common.opt (fcheck-data-deps): New.
17240 * tree-flow.h (tree_check_data_deps): Declare.
17241 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
17242 (OBJS-common): Depend on omega.o.
17244 * passes.c (pass_check_data_deps): Scheduled.
17245 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
17246 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
17247 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
17248 PARAM_VECT_MAX_VERSION_CHECKS,
17249 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
17251 2007-03-09 Richard Guenther <rguenther@suse.de>
17253 PR tree-optimization/30904
17254 PR middle-end/31058
17255 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
17256 the same way as *_DIV_EXPR.
17258 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17260 * recog.c (decode_asm_operands): No mixed declarations and code.
17262 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17264 * rtl.def (ASM_INPUT): Add location.
17265 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
17266 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
17267 (decode_asm_operands): Add loc operand.
17268 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
17269 * stmt.c (expand_asm): Rename to...
17270 (expand_asm_loc): ... this. Add locus argument. Pass it on to
17271 gen_rtx_ASM_INPUT_loc.
17272 (expand_asm_expr): Adjust.
17273 * recog.c (decode_asm_operands): Add loc operand.
17274 (check_asm_operands, extract_insn): Adjust.
17275 * reload1.c (maybe_fix_stack_asms): Likewise.
17276 * final.c (asm_insn_count): Likewise.
17277 (final_scan_insn): Output # line before and after asm.
17279 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
17281 * tree-ssa-structalias.c (variable_info): Remove
17283 (new_var_info): Ditto.
17284 (shared_bitmap_info_t): New structure.
17285 (shared_bitmap_table): New variable.
17286 (shared_bitmap_hash): New function.
17287 (shared_bitmap_eq): Ditto
17288 (shared_bitmap_lookup): Ditto.
17289 (shared_bitmap_add): Ditto.
17290 (merge_smts_into): Change to take bitmap directly.
17291 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
17292 (init_alias_vars): Init shared bitmap hashtable.
17293 (delete_points_to_sets): Delete shared bitmap hashtable.
17294 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
17295 is_aliased removal as a change that was still necessary was
17298 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
17300 * config/i386/i386.h (override_options): Conditionally disable
17301 x86_sahf for 64bit targets only.
17303 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
17306 * c-decl.c (merge_decls): Don't call make_var_volatile.
17307 * varasm.c (make_var_volatile): Remove.
17308 * output.h (make_var_volatile): Remove.
17310 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
17312 PR tree-optimization/31085
17313 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
17315 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17317 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
17318 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
17319 ATTR_CONST_NOTHROW_LIST.
17321 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17324 2007-03-08 Diego Novillo <dnovillo@redhat.com>
17326 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
17328 2007-03-08 Geoffrey Keating <geoffk@apple.com>
17331 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
17333 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
17334 passed, use shared libgcc.
17336 2007-03-08 Roger Sayle <roger@eyesopen.com>
17338 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
17339 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17340 (honor_protect_cleanup_actions, lower_try_finally_switch):
17342 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
17343 ifc_temp_var): Likewise.
17344 * tree-inline.c (setup_one_parameter): Likewise.
17345 * tree-mudflap.c (mf_decl_cache_locals,
17346 mf_build_check_statement_for): Likewise.
17347 * tree-nested.c (init_tmp_var, save_tmp_var,
17348 finalize_nesting_tree_1): Likewise.
17349 * tree-outof-ssa.c (insert_copy_on_edge,
17350 insert_backedge_copies): Likewise.
17351 * tree-profile.c (tree_gen_edge_profiler,
17352 tree_gen_ic_profiler): Likewise.
17353 * tree-scalar-evolution.c (scev_const_prop): Likewise.
17354 * tree-sra.c (sra_build_assignment): Likewise.
17355 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
17356 * tree-ssa-math-opts.c (insert_reciprocals,
17357 execute_cse_sincos_1): Likewise.
17358 * tree-tailcall.c (adjust_accumulator_values,
17359 adjust_return_value): Likewise.
17360 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
17361 * tree-vect-transform.c (vect_create_data_ref_ptr,
17362 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
17363 vect_create_epilog_for_reduction, vectorizable_reduction,
17364 vectorizable_call, vectorizable_conversion,
17365 vectorizable_assignment, vectorizable_operation,
17366 vectorizable_type_demotion, vect_gen_widened_results_half,
17367 vect_permute_store_chain, vectorizable_store,
17368 vect_setup_realignment, vect_permute_load_chain,
17369 vectorizable_load, vectorizable_condition,
17370 vect_create_cond_for_align_checks): Likewise.
17371 * tree-vrp.c (build_assert_expr_for): Likewise.
17373 2007-03-08 Ian Lance Taylor <iant@google.com>
17375 * tree-vrp.c: Include "intl.h".
17376 (usable_range_p): New static function.
17377 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
17378 overflowed values, juts set *strict_overflow_p.
17379 (compare_values): Only return -2 if one of the operands is not a
17381 (compare_ranges): Call usable_range_p.
17382 (compare_range_with_value): Likewise.
17383 (vrp_evaluate_conditional_warnv): Rename from
17384 vrp_evaluate_conditional. Make static. Change all callers.
17385 (vrp_evaluate_conditional): New function.
17386 (simplify_div_or_mod_using_ranges): Issue warning about reliance
17387 on signed overflow.
17388 (simplify_abs_using_ranges): Likewise.
17389 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
17390 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
17391 within_stmt parameter.
17392 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17393 vrp_evaluate_conditional.
17394 * tree-ssa-threadedge.c
17395 (record_temporary_equivalences_from_stmts_at_dest): Change
17396 simplify parameter to take a second tree parameter.
17397 (simplify_control_stmt_condition): Likewise.
17398 (thread_across_edge): Likewise.
17399 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17400 (thread_across_edge): Likewise.
17401 * Makefile.in (tree-vrp.o): Depend upon intl.h.
17403 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
17405 * config/i386/i386.h (TARGET_SAHF): New define.
17406 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
17407 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
17408 (x86_sahf): New global variable.
17409 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
17410 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
17411 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
17412 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
17414 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
17415 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
17416 when expanding fcomi/sahf based tests.
17417 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
17418 expanding sahf based alternative. Emit sahf based sequence when
17419 optimizing for code size.
17420 * config/i386/i386.md (x86_sahf_1): Do not disable for
17421 TARGET_64BIT, enable for TARGET_SAHF.
17423 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
17425 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
17426 spurious whitespace from error message.
17428 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
17431 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
17433 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
17435 * c-decl.c (grokdeclarator): Disable warnings for anonymous
17437 * tree-sra.c (instantiate_element): Propagate disabled warnings
17438 from the element itself to the created variable.
17440 2007-03-07 Richard Henderson <rth@redhat.com>
17443 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
17444 silently fix up the stack in the case of a missing register.
17446 2007-03-07 Paul Brook <paul@codesourcery.com>
17448 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
17450 2007-03-07 Joseph Myers <joseph@codesourcery.com>
17452 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
17454 (phase1_vrs): Use them.
17455 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
17456 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
17457 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
17458 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
17459 __gnu_Unwind_Restore_WMMXC if required.
17460 (_Unwind_VRS_Pop): Implement iWMMXt support.
17461 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
17462 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
17463 gnu_Unwind_Save_WMMXC): Define.
17465 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17467 * config/vxworks.h (vxworks_override_options): Declare.
17468 (VXWORKS_OVERRIDE_OPTIONS): Use it.
17469 * config/vxworks.c: Include target.h and toplev.h.
17470 (vxworks_override_options): New function.
17471 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
17473 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
17475 * config/s390/s390.c (override_options): Don't emit an error when
17476 -mstack-size is used without providing -mstack-guard.
17477 (s390_emit_prologue): Choose stack_guard value automatically if not
17478 provided via command line.
17479 * doc/invoke.texi: Adjust description of -mstack-guard and
17482 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17484 * config/i386/i386.c (output_set_got): Add a GOT initialization
17485 sequence for VxWorks PIC.
17486 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
17487 around labels as well as symbols. Use gotoff_operand instead
17488 of local_symbolic_operand.
17489 (legitimize_pic_address): Use gotoff_operand instead of
17490 local_symbolic_operand. Use @GOT accesses for labels as
17492 (ix86_output_addr_diff_elt): Use PC-relative rather than
17493 GP-relative offsets for VxWorks PIC.
17494 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
17495 no_new_pseudos. Check whether the returned register is op0.
17496 * config/i386/i386.md (tablejump): Use PC-relative rather than
17497 GP-relative offsets for VxWorks PIC.
17498 * config/i386/predicates.md (gotoff_operand): New predicate.
17500 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17502 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
17504 * config/vxworks-dummy.h: New file.
17505 * config/i386/i386.h: Include it.
17507 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
17509 * dwarf2out.c (is_inlined_entry_point): New
17510 (add_high_low_attributes): Emit DW_AT_entry_pc along with
17511 DW_AT_ranges if the first subblock is the entry point.
17513 2007-03-06 David Daney <ddaney@avtrex.com>
17515 * doc/install.texi (mips-*-*): Change recommended binutils
17518 2007-03-06 Anatoly Sokolov <aesok@post.ru>
17520 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
17521 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
17523 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17524 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17526 2007-03-06 Jan Hubicka <jh@suse.cz>
17528 * errors.h (warning, error, fatal, internal_error): Mark as cold.
17529 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
17531 (probably_cold_bb_p): Cold functions are cold.
17532 (probably_never_executed_bb_p): Cold functions are cold.
17533 (tree_bb_level_predictions): Predict calls to cold functions as not
17535 (compute_function_frequency): Check hot/cold attributes.
17536 * function.h (function_frequency): Update comments.
17537 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
17538 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
17539 (c_common_att): Add cold and hot.
17541 * doc/extend.texi (hot,cold attributes): Document.
17543 2007-03-06 Andrew Haley <aph@redhat.com>
17545 * function.c (expand_function_end): Move blockage to just after we
17546 emit the label for the naked return from the function.
17548 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17550 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
17553 2007-03-06 Jan Hubicka <jh@suse.cz>
17555 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
17556 loaded for constant large models. Non-large 64bit PIC can do.
17557 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
17558 * cmodel.h: Add LARGE PIC.
17559 * i386.md (UNSPEC_PLTOFF): New.
17560 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
17562 (*call_1_rex64): Disable for large models.
17563 (*call_1_rex64_large): New.
17564 (*call_value_1_rex64): Disable for large models.
17565 (*call_value_1_rex64_large): New.
17566 (set_rip_rex4): New.
17567 (set_got_offset_rex64): New.
17568 * predicates.md (constant_call_address_operand): For large model
17569 constant calls are not possible.
17570 * i386-protos.h (construct_plt_address): Declare.
17571 * i386.c (override_options): Accept large models.
17572 (ix86_expand_prologue): Expand large PIC GOT pointer load.
17573 (legitimate_constant_p): Add new UNSPECs.
17574 (legitimate_pic_operand_p): Likewise.
17575 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
17576 (legitimize_pic_address): Do easy RIP relative way for TLS only for
17578 (output_pic_addr_const): Add PLTOFF.
17579 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
17580 (ix86_expand_move): Legitimize pic address when in PIC mode.
17581 (construct_plt_address): New function.
17582 (ix86_expand_call): Offload the address to register and use GOT
17583 pointer for large model.
17584 * invoke.texi (mcmodel=large): Update documentation.
17586 2007-03-06 Richard Henderson <rth@redhat.com>
17588 * config/i386/i386.c (x86_use_leave, x86_push_memory,
17589 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
17590 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
17591 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
17592 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
17593 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
17594 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
17595 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
17596 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
17597 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
17598 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17599 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
17600 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17601 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17602 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
17603 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
17604 x86_schedule, x86_use_bt, x86_pad_returns,
17605 x86_use_xchgb): Merge into ...
17606 (ix86_tune_features): ... here. New array.
17607 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17608 x86_bswap): Merge into ...
17609 (ix86_arch_features): ... here. New array.
17610 (x86_3dnow_a): Remove.
17611 (x86_accumulate_outgoing_args): Make static.
17612 (x86_arch_always_fancy_math_387): Make static.
17613 (ix86_tune_mask, ix86_arch_mask): Move ...
17614 (override_options): ... to local variables here. Apply the
17615 appropriate mask to each element of ix86_arch_features and
17616 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
17617 as were done in the old macros.
17618 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
17619 * config/i386/i386.h (x86_use_leave, x86_push_memory,
17620 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
17621 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
17622 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
17623 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
17624 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
17625 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
17626 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
17627 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
17628 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
17629 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17630 x86_accumulate_outgoing_args, x86_prologue_using_move,
17631 x86_epilogue_using_move, x86_decompose_lea,
17632 x86_arch_always_fancy_math_387, x86_shift1,
17633 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17634 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17635 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
17636 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17637 x86_use_incdec, x86_pad_returns, x86_bswap,
17638 x86_partial_flag_reg_stall): Remove.
17639 (enum ix86_tune_indices): New.
17640 (ix86_tune_features): New.
17641 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
17642 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
17643 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
17644 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
17645 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
17646 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
17647 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
17648 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
17649 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
17650 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
17651 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
17652 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
17653 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
17654 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
17655 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
17656 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
17657 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
17658 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
17659 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
17660 TARGET_EXT_80387_CONSTANTS): Use it.
17661 (enum ix86_arch_indices): New.
17662 (ix86_arch_features): New.
17663 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
17664 TARGET_BSWAP): Use it.
17665 (ix86_tune_mask, ix86_arch_mask): Remove.
17667 2007-03-06 Joseph Myers <joseph@codesourcery.com>
17670 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
17671 Define using $${sysroot_headers_suffix}.
17672 * configure: Regenerate.
17673 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
17674 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
17676 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
17677 * gcc.c (print_sysroot_headers_suffix): New.
17678 (option_map): Include --print-sysroot-headers-suffix.
17679 (display_help): Mention -print-sysroot-headers-suffix.
17680 (process_command): Handle -print-sysroot-headers-suffix.
17681 (do_spec_1): Append multilib directory to include-fixed path if
17682 sysroot suffixes in use.
17683 (main): Handle -print-sysroot-headers-suffix.
17684 * Makefile.in (start.encap): Don't depend on xlimits.h
17685 (xlimits.h): Remove.
17686 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
17687 limits.h for each multilib in fixinc_list.
17688 (fixinc_list, s-fixinc_list): New.
17689 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
17690 generate them for each multilib in fixinc_list.
17691 (stmp-fixproto): Use include-fixed. Run fixproto for each
17692 multilib in fixinc_list.
17693 (mostlyclean): Don't remove xlimits.h.
17694 (clean): Remove include-fixed.
17695 (real-install-headers-tar, real-install-headers-cpio,
17696 real-install-headers-cp): Don't copy include, only include-fixed.
17697 (install-mkheaders): Depend on fixinc_list. Don't depend on
17698 xlimits.h. Save limits.h files for each multilib in fixinc_list.
17699 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
17700 SYSTEM_HEADER_DIR setting in mkheaders.conf.
17702 2007-03-06 Jan Hubicka <jh@suse.cz>
17704 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
17707 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17709 * configure.ac: Allow tm_file to contain build-directory files.
17710 * configure: Regenerate.
17711 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
17712 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
17713 * config/m68k/print-sysroot-suffix.sh: New file.
17715 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17717 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
17718 of pic_offset_table_rtx if reload_completed.
17719 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
17720 PIC_OFFSET_TABLE_REGNUM.
17721 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
17723 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
17724 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
17726 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17728 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17729 functions that call eh_return.
17731 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17733 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17734 functions that need a constant pool.
17736 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17739 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
17740 (m68k_preferred_reload_class): Likewise.
17741 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
17742 (SECONDARY_RELOAD_CLASS): Define.
17743 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
17744 (LIMIT_RELOAD_CLASS): Delete.
17745 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
17746 registers from storing bytes.
17747 (m68k_secondary_reload_class): New function.
17748 (m68k_preferred_reload_class): Likewise.
17750 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17752 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
17754 (m68k_expand_prologue): Likewise.
17756 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17758 * config/m68k/m68k-protos.h (output_sibcall): Declare.
17759 (mips_expand_epilogue): Add a bool parameter.
17760 (m68k_legitimize_sibcall_address): Declare.
17761 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
17762 (m68k_expand_epilogue): Add a parameter to select between sibling
17763 and normal epilogues. Only generate a return for the latter.
17764 (m68k_ok_for_sibcall_p): New function.
17765 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
17766 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
17767 (sibcall_value, *sibcall_value): Likewise.
17768 (*call, *call_value): Require !SIBLING_CALL_P.
17769 (epilogue): Update call to m68k_expand_epilogue.
17770 (sibcall_epilogue): New pattern.
17771 * config/m68k/predicates.md (const_call_operand): Say that this
17772 predicate applies to sibling calls too.
17773 (sibcall_operand): New predicate.
17775 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17777 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
17778 alternatives as movsi_cf.
17779 (movsf_cf_hard): Add commentary.
17781 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
17782 Richard Sandiford <richard@codesourcery.com>
17784 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
17785 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
17786 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
17787 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
17788 as being live on exit from an interrupt function.
17789 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
17790 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
17791 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
17792 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
17793 (m68k_interrupt_function_p): Globalize.
17794 (m68k_compute_frame_layout): Remove reverse mask code.
17795 (m68k_emit_movem, m68k_set_frame_related): New functions.
17796 (m68k_output_function_prologue): Delete in favor of...
17797 (m68k_expand_prologue): ...this new function.
17798 (m68k_output_function_epilogue): Delete in favor of...
17799 (m68k_expand_epilogue): ...this new function.
17800 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
17802 (print_operand): Handle %?.
17803 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
17804 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
17805 (prologue, epilogue): New patterns.
17806 (return): Turn into a define_expand.
17807 (*return): New pattern, derived from old "return" pattern. Use rte
17808 rather than rts for interrupt functions. Only use rtd if the pop
17810 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
17811 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
17812 (link, *link, unlink, *unlink, load_got): Likewise.
17814 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17818 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
17819 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
17820 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
17821 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
17822 and m68k_matches_u_p.
17823 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
17824 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
17825 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
17826 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
17827 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
17828 (REG_STRICT_P): New macro.
17829 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
17830 PCREL_GENERAL_OPERAND_OK.
17831 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
17832 m68k_legitimate_base_reg_p.
17833 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
17834 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
17835 (PIC_CASE_VECTOR_ADDRESS): Update comment.
17836 * config/m68k/m68k.c (m68k_address): New structure.
17837 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
17838 (m68k_decompose_index, m68k_legitimate_constant_address_p)
17839 (m68k_jump_table_ref_p, m68k_decompose_address)
17840 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
17841 (m68k_matches_u_p): New functions.
17842 (print_operand_address): Rewrite to use m68k_decompose_index.
17844 2007-03-05 David Taylor <dtaylor@emc.com>
17846 * gcc.c: Correct copyright date in --version output.
17848 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17850 * pa.md: In unamed move patterns, disparge copies between general
17851 and floating point registers using '?' modifier. Don't include 'f'
17852 constraint for register preferences in DImode, SImode, HImode and
17853 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
17854 Remove constraints for copies between general and floating registers
17855 in soft-float DFmode pattern.
17856 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
17860 2007-03-05 Mike Stump <mrs@apple.com>
17862 * c-common.c (targetcm): Add.
17863 * c-opts.c (c_common_handle_option): Handle language specific
17865 * opts.c (handle_option): Verify language for target options, if
17867 * opth-gen.awk: Add CL_LANG_ALL.
17868 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
17869 (TARGETCM_INITIALIZER): Add.
17870 * target.h (struct gcc_targetcm): Add.
17872 * targhooks.c (default_handle_c_option): Add.
17873 * targhooks.h (default_handle_c_option): Add.
17874 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
17876 * config/darwin.opt (iframework): Add.
17877 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
17878 * config/darwin-c.c (handle_c_option): Add.
17879 (TARGET_HANDLE_C_OPTION): Add.
17881 * doc/invoke.texi (Darwin Options): Add -iframework.
17883 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17885 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
17888 2007-03-05 Ian Lance Taylor <iant@google.com>
17890 * c.opt (fgnu89-inline): New option.
17891 * c-opts.c (c_common_post_options): Set default value for
17893 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
17894 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
17896 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
17897 (grokdeclarator, start_function): Likewise.
17898 * c-cppbuiltin.c (c_cpp_builtins): Define either
17899 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
17900 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
17901 (C Dialect Options): Document -fgnu89-inline.
17902 * doc/extend.texi (Function Attributes): Explain what the
17903 gnu_inline attribute does.
17904 * doc/cpp.texi (Common Predefined Macros): Document
17905 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17907 2007-03-05 Ian Lance Taylor <iant@google.com>
17909 PR tree-optimization/31034
17910 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
17911 half-range if the other side is an overflow infinity.
17913 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17915 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
17916 (bfin*-linux-uclibc*): New configuration.
17917 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
17919 * config/bfin/linux.h: New file.
17920 * config/bfin/libgcc-bfin.ver: New file.
17921 * config/bfin/t-bfin-uclinux: New file.
17922 * config/bfin/t-bfin-linux: New file.
17923 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
17924 (TARGET_OS_CPP_BUILTINS): New macro.
17926 2007-03-05 Richard Guenther <rguenther@suse.de>
17928 * fold-const.c (fold_binary): Remove duplicate folding
17929 of comparison of non-null ADDR_EXPR against null.
17931 2007-03-05 Richard Guenther <rguenther@suse.de>
17932 Dorit Nuzman <dorit@il.ibm.com>
17934 PR tree-optimization/26420
17935 * tree-vectorizer.c (vectorize_loops): Bail out early if there
17936 are no loops in the function. Only print the number of
17937 vectorized loops if it is greater than zero or we are supposed
17938 to print information about unvectorized loops.
17940 2007-03-05 Revital Eres <eres@il.ibm.com>
17942 * gcc.dg/var-expand1.c: New test.
17943 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
17944 when an accumulator is expanded.
17946 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17949 * c-common.c (convert_and_check): Don't give warnings for
17950 conversion if 'expr' already overflowed.
17952 2007-03-04 Roger Sayle <roger@eyesopen.com>
17954 PR middle-end/30744
17955 * fold-const.c (fold_comparison): Enforce type consistency when
17956 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
17958 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
17960 * tree-ssa-address.c (create_mem_ref): Do not put an expression
17961 containing a cast to the base of TARGET_MEM_REF.
17963 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
17965 * tree.c (tree_contains_struct_check_failed): Remove spurious
17966 whitespace from error message.
17968 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
17971 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
17972 instead of precision.
17974 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
17975 Nathan Sidwell <nathan@codesourcery.com>
17977 * emit-rtl.c (find_auto_inc): New.
17978 (try_split): recreate REG_INC notes,
17979 Use regular for loops rather than whiles.
17981 2007-03-03 Andreas Schwab <schwab@suse.de>
17983 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
17984 * configure: Regenerate.
17986 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17988 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
17989 flag_rounding_math, not flag_unsafe_math_optimizations.
17991 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
17993 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
17994 alpha_fold_vector_minmax): Likewise.
17995 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
17996 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
17998 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18000 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
18001 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
18002 if the lhs has side-effects.
18003 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
18005 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18007 * config/i386/i386.h (TUNEMASK): Remove define.
18008 (ARCHMASK): Remove define.
18009 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
18010 Use ix86_arch_mask variable instead of ARCHMASK.
18011 * config/i386/i386.c (override_options): Ditto.
18012 (standard_80387_constant_p): Ditto.
18014 2007-03-02 Ian Lance Taylor <iant@google.com>
18016 Used signed infinities in VRP.
18017 * tree-vrp.c (uses_overflow_infinity): New static function.
18018 (supports_overflow_infinity): New static function.
18019 (make_overflow_infinity): New static function.
18020 (negative_overflow_infinity): New static function.
18021 (positive_overflow_infinity): New static function.
18022 (is_negative_overflow_infinity): New static function.
18023 (is_positive_overflow_infinity): New static function.
18024 (is_overflow_infinity): New static function.
18025 (overflow_infinity_range_p): New static function.
18026 (compare_values_warnv): New function split out of compare_values.
18027 (compare_value): Call it.
18028 (set_value_range_to_nonnegative): Add overflow_infinity
18029 parameter. Change caller.
18030 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
18032 (vrp_expr_computes_nonzero): Likewise.
18033 (compare_ranges, compare_range_with_value): Likewise.
18034 (compare_name_with_value, compare_names): Likewise.
18035 (vrp_evaluate_conditional): Likewise.
18036 (set_value_range): Handle infinity
18037 (vrp_operand_equal_p, operand_less_p): Likewise.
18038 (extract_range_from_assert): Likewise.
18039 (vrp_int_const_binop): Likewise.
18040 (extract_range_from_binary_expr): Likewise.
18041 (extract_range_from_unary_expr): Likewise.
18042 (extract_range_from_comparison): Likewise.
18043 (extract_range_from_expr): Likewise.
18044 (dump_value_range): Likewise.
18045 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
18046 (test_for_singularity): Likewise.
18047 (vrp_int_const_binop): Remove inline qualifier.
18048 (adjust_range_with_scev): Add comment.
18049 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18051 2007-03-02 Diego Novillo <dnovillo@redhat.com>
18053 * tree-ssa-structalias.c (could_have_pointers): Tidy.
18054 (get_constraint_for): Likewise.
18055 (do_structure_copy): Likewise.
18056 (find_func_aliases): Fix references to MODIFY_EXPR.
18057 (intra_create_variable_infos): Tidy.
18058 * tree-ssa-operands.c (add_virtual_operand): Add argument
18060 When adding members of alias sets, if IS_CALL_SITE is true and
18061 the symbol is not call-clobbered, skip it.
18062 Adjust all callers.
18064 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18066 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
18067 entry by means of emit_insn_at_entry.
18069 2007-03-02 Richard Henderson <rth@redhat.com>
18071 * expr.h (promoted_input_arg): Remove decl.
18072 * function.c (promoted_input_arg): Merge into ...
18073 * combine.c (setup_incoming_promotions): ... only caller.
18074 Rearrange to avoid double loop.
18076 2007-03-02 Ben Elliston <bje@au.ibm.com>
18077 Peter Bergner <bergner@vnet.ibm.com>
18078 Janis Johnson <janis187@us.ibm.com>
18080 * config/rs6000/dfp.md: New file.
18081 * config/rs6000/rs6000.md: Include dfp.md.
18082 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
18083 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
18084 and TDmode decimal float modes in FP registers.
18085 (num_insns_constant): Likewise.
18086 (rs6000_legitimate_offset_address_p): Likewise.
18087 (rs6000_legitimize_address): Likewise.
18088 (rs6000_legitimize_reload_address): Likewise.
18089 (rs6000_legitimate_address): Likewise.
18090 (rs6000_emit_move): Likewise.
18091 (function_arg_boundary): Likewise.
18092 (function_arg_advance): Likewise.
18093 (rs6000_darwin64_record_arg_recurse): Likewise.
18094 (function_arg): Likewise.
18095 (rs6000_gimplify_va_arg): Likewise.
18096 (rs6000_split_multireg_move): Likewise.
18097 (rs6000_output_function_epilogue): Likewise.
18098 (rs6000_output_function_epilogue): Likewise.
18099 (rs6000_register_move_cost): Likewise.
18100 (rs6000_function_value): Likewise.
18101 (rs6000_libcall_value): Likewise.
18103 2007-03-02 Richard Sandiford <richard@codesourcery.com>
18105 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
18107 2007-03-02 Richard Sandiford <richard@codesourcery.com>
18109 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
18110 Use $MULTIDIR to choose between the kernel and RTP headers,
18111 and use $WIND_BASE and $WIND_USR to locate them.
18113 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18115 * config/i386/i386.c (override_options): Put initialization of
18116 ix86_tune_mask and ix86_arch_mask to the correct place.
18118 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18119 Michael Meissner <michael.meissner@amd.com>
18122 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
18123 (ARCHMASK): Define.
18124 (TARGET_CMOVE): Use ARCHMASK.
18125 (TARGET_CMPXCHG): Ditto.
18126 (TARGET_CMPXCHG8B): Ditto.
18127 (TARGET_XADD): Ditto.
18128 (TARGET_BSWAP): Ditto.
18129 * config/i386/i386.c (ix86_tune_mask): New global variable.
18130 (ix86_arch_mask): Ditto.
18131 (override_options): Initialize ix86_tune_mask and
18132 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
18135 2007-03-02 Ben Elliston <bje@au.ibm.com>
18138 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
18140 2007-03-02 Joseph Myers <joseph@codesourcery.com>
18142 * target.h (init_dwarf_reg_sizes_extra): New target hook.
18143 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
18144 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
18145 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
18147 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
18148 rs6000_init_dwarf_reg_sizes_extra): New.
18149 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
18150 SPE register high parts.
18152 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
18154 * Makefile.in: Add install-pdf target as
18155 copied from automake v1.10 rules.
18156 * configure.ac: Add install-pdf to target list.
18157 * configure: Regenerate.
18159 2007-03-01 Paul Brook <paul@codesourcery.com>
18161 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
18162 modes to LDRD for DImode.
18163 (output_move_double): Fixup out of range ldrd/strd.
18164 (vfp_secondary_reload_class): Rename...
18165 (coproc_secondary_reload_class): ... to this. Add wb argument.
18166 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
18167 coproc_secondary_reload_class for CLASS_IWMMXT.
18168 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
18169 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
18171 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
18173 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
18174 unroll factor by the estimated number of iterations.
18175 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
18176 than prefetch latency.
18178 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
18179 decode_caches_intel, detect_caches_intel): New functions.
18180 (host_detect_local_cpu): Use detect_caches_amd and
18181 detect_caches_intel.
18183 2007-03-01 Richard Henderson <rth@redhat.com>
18185 * expr.c (emit_move_complex_push): Export.
18186 (emit_move_complex_parts): Split out from ...
18187 (emit_move_complex): ... here.
18188 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
18189 * config/i386/i386.md (movcdi): New.
18191 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
18193 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
18194 size of mode1 to check for tieable modes in MMX case.
18196 2007-03-01 Richard Sandiford <richard@codesourcery.com>
18198 * Makefile.in (rtlanal.o): Depend on tree.h.
18199 * rtl.h (offset_within_section_p, split_const): Declare.
18200 * rtlanal.c: Include tree.h.
18201 (offset_within_block_p): New function, taken from
18202 mips_offset_within_object_p.
18203 (split_const): New function, taken from mips_split_const.
18204 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
18206 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
18207 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
18208 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
18209 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
18210 (m68k_illegitimate_symbolic_constant_p): New function.
18211 * config/m68k/m68k.md (movsi): Remove misleading predicates.
18212 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
18213 symbolic constant that might be outside the symbol's section,
18214 move the symbol first and then add the offset.
18215 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
18217 * config/mips/mips.c (mips_split_const): Delete.
18218 (mips_offset_within_object_p): Delete.
18219 (mips_symbolic_constant_p): Use offset_within_section_p and
18220 split_const instead of mips_offset_within_object_p and
18222 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
18223 (mips_legitimize_const_move, print_operand_reloc)
18224 (mips_dangerous_for_la25_p): Use split_const instead of
18227 2007-02-28 Eric Christopher <echristo@apple.com>
18229 * Makefile.in (install-include-dir): Don't rm -rf include.
18231 2007-02-28 Richard Guenther <rguenther@suse.de>
18233 PR middle-end/30364
18234 * fold-const.c (fold_binary): Do not associate expressions
18235 with more than one variable for integer types that do not wrap.
18237 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
18239 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
18240 Delete, and replace with...
18241 (fold_builtin_call_array): This. Update callers to use it.
18242 * fold-const.c (fold_build_call_list): Delete, and replace with...
18243 (fold_build_call_array): This.
18244 (fold_build_call_list_initializer): Delete, and replace with...
18245 (fold_build_call_array_initializer): This.
18246 * tree.h: Update declarations to reflect above changes.
18248 * c-typeck.c (build_function_call): Store converted arguments
18249 in a stack-allocated array instead of building a list.
18250 (convert_arguments): Store arguments in the array passed in as an
18251 argument, and return the actual number of arguments.
18252 * c-format.c: (check_function_format): Pass arguments in an
18253 array instead of a list.
18254 * c-common.c (check_function_nonnull): Likewise.
18255 (check_function_sentinel): Likewise.
18256 (check_function_arguments): Likewise.
18257 * c-common.h: Update declarations to reflect above changes.
18259 2007-02-28 Jan Hubicka <jh@suse.cz>
18261 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
18262 PRED_NEGATIVE_RETURN): Update outcomes.
18264 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
18266 * calls.c (emit_library_call_value_1): Handle partial registers
18267 correctly when building up CALL_INSN_FUNCTION_USAGE.
18269 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18271 * pa/predicates.md (move_src_operand): Allow zero for mode.
18272 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
18275 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
18278 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
18279 *movv2df_internal): Enable pattern only for valid operand
18281 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
18282 tie only 128bit modes. For MMX registers, tie only 64bit modes.
18284 2007-02-27 Mike Stump <mrs@apple.com>
18286 * config/darwin-crt3.c: Avoid compilation when compiling for a
18289 2007-02-27 Joseph Myers <joseph@codesourcery.com>
18291 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
18293 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
18294 for fixed headers and limits.h.
18295 (install-include-dir, install-headers-tar, install-headers-cpio,
18296 install-headers-cp, real-install-headers-tar,
18297 real-install-headers-cpio, real-install-headers-cp): Handle
18298 include-fixed as well as include.
18299 (install-mkheaders): Don't install files that go only in include
18301 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
18302 from GCC_INCLUDE_DIR.
18303 * gcc.c (process_command): Remove special -BstageN/ handling.
18304 (do_spec_1): Add include-fixed directories.
18306 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18308 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
18310 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
18312 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
18315 2007-02-27 Mark Mitchell <mark@codesourcery.com>
18317 * c-common.c (get_priority): Add check for
18318 SUPPORTS_INIT_PRIORITY.
18320 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18322 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
18324 * config/bfin/bfin.c: Include "cfglayout.h".
18325 (MAX_LSETUP_DISTANCE): New macro.
18326 (struct loop_info): New members incoming, incoming_src and
18327 incoming_dest. Delete member predecessor.
18328 (length_for_loop): New function.
18329 (bfin_optimize_loop): Handle more different loop structures.
18330 (bfin_discover_loop): Rework detection of predecessor blocks by
18331 examining incoming edges.
18332 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
18334 (bfin_reorder_loops): New function.
18335 (bfin_reorg_loops): Use these three new functions.
18337 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
18338 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
18339 (CONSTRAINT_LEN): Add entry for 'q'.
18340 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
18341 Add 'q' constraints.
18342 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
18343 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
18345 * config/bfin/bfin.md (add_with_carry): New pattern.
18346 (s_or_u, su_optab, su_modifier): New code macros/attrs.
18347 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
18348 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
18349 support unsigned multiplies too. Removed incorrect commutativity from
18350 operand 1 constraint where appropriate.
18351 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
18353 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
18354 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
18356 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
18357 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
18358 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
18359 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
18360 usmulhisi_hh_huh): New patterns.
18362 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
18363 lshifthi3): Fix output template to use half reg for operand 2.
18365 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
18368 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
18370 2007-02-27 Andreas Schwab <schwab@suse.de>
18372 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
18374 2007-02-27 Jan Hubicka <jh@suse.cz>
18376 * predict.c (last_basic_block_p): Remove.
18377 (tree_estimate_probability): Update return heuristic for commonized
18380 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18382 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
18384 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18386 * doc/include/gcc-common.texi (versionsubtitle): New macro.
18387 * doc/cpp.texi: Standardize title page.
18388 * doc/cppinternals.texi: Likewise.
18389 * doc/gcc.texi: Standardize title page, remove version number
18390 from copyright page.
18391 * doc/gccint.texi: Likewise.
18392 * doc/install.texi: Standardize title page, add table of
18395 2007-02-26 Jan Hubicka <jh@suse.cz>
18397 * predict.def: Set outcomes according to more recent results.
18398 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
18399 Remove dead predictors.
18400 * predict.c (return_prediction): Fix pasto.
18402 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18404 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
18405 change; avoid a memory leak when returning early.
18407 2007-02-26 Mark Mitchell <mark@codesourcery.com>
18409 * c-decl.c (static_ctors): Move to c-common.c.
18410 (static_dtors): Likewise.
18411 (finish_function): Use c_record_cdtor_fn.
18412 (build_cdtor): Move to c-common.c.
18413 (c_write_global_declarations): Use c_build_cdtor_fns.
18414 * c-common.h (static_ctors): Declare.
18415 (static_dtors): Likewise.
18416 (c_record_cdtor_fn): Likewise.
18417 (c_build_cdtor_fns): Likewise.
18418 * c-common.c (static_ctors): New variable.
18419 (static_dtors): Likewise.
18420 (c_record_cdtor_fn): New function.
18421 (build_cdtor): Move from c-decl.c
18422 (c_build_cdtor_fns): New function.
18424 * output.h (assemble_addr_to_section): Declare.
18425 (get_cdtor_priority_section): Likewise.
18426 * varasm.c (assemble_addr_to_section): New function.
18427 (get_cdtor_priority_section): Likewise.
18428 (default_named_section_asm_out_destructor): Use them.
18429 (destor_dtor_section_asm_out_destructor): Likewise.
18430 (default_named_section_asm_out_constructor): Likewise.
18431 (default_ctor_section_asm_out_constructor): Likewise.
18432 * config.gcc (*-*-vxworks*): Include vxworks.o.
18433 * config/t-vxworks (vxworks.o): New target.
18434 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
18435 (TARGET_ASM_CONSTRUCTOR): Define.
18436 (TARGET_ASM_DESTRUCTOR): Likewise.
18437 (vxworks_asm_out_constructor): Declare.
18438 (vxworks_asm_out_destructor): Likewise.
18440 * c-common.c (get_priority): Check that we have not just an
18441 INTEGER_CST, but an integer constant with integeral type.
18443 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
18445 PR tree-optimization/30938
18446 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
18447 use &dt[nargs-1] instead of &dt[nargs] in the call to
18448 vect_is_simple_use().
18450 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
18452 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
18453 from register elimination as PRE_MODIFY / POST_MODIFY increments.
18454 Do not attempt to handle MEM inside auto-inc expressions.
18455 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
18456 of a register modified by an auto-inc expression. However, do handle
18457 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
18458 (elimination_effects): Prohibit elimination of a register modified
18459 by an auto-inc expression. Disable register elimination rules whose
18460 target register is modified by an auto-inc expression with variable
18463 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
18465 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
18467 (array_at_struct_end_p): New function.
18468 (idx_infer_loop_bounds): Use it.
18469 (estimate_numbers_of_iterations_loop): Export.
18470 * predict.c (predict_loops): Use estimated_loop_iterations_int.
18471 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
18472 (tree_estimate_probability): Call record_loop_exits.
18473 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
18474 (estimated_loop_iterations, estimated_loop_iterations_int,
18475 estimated_loop_iterations_tree): New functions.
18476 (analyze_siv_subscript_cst_affine,
18477 compute_overlap_steps_for_affine_1_2,
18478 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
18479 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
18480 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
18481 (PRED_LOOP_ITERATIONS_GUESSED): New.
18482 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
18483 * cfgloop.h (estimate_numbers_of_iterations_loop,
18484 estimated_loop_iterations_int): Declare.
18486 2007-02-25 Mark Mitchell <mark@codesourcery.com>
18488 * doc/extend.texi: Document optional priority argument to
18489 constructors and destructors.
18490 * tree.c (init_priority_for_decl): Adjust GTY markers.
18491 (init_ttree): Use priority-info hash functions for
18492 init_priority_for_decl.
18493 (tree_map_eq): Rename to ...
18494 (tree_map_base_eq): ... this.
18495 (tree_map_marked_p): Rename to ...
18496 (tree_map_base_marked_p): ... this.
18497 (tree_map_base_hash): New function.
18498 (decl_init_priority_lookup): Rework.
18499 (decl_fini_priority_lookup): New function.
18500 (decl_priority_info): New function.
18501 (decl_init_priority_insert): Use it.
18502 (decl_fini_priority_insert): Likewise.
18503 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
18505 (decl_restrict_base_insert): Likewise.
18506 (decl_debug_expr_insert): Likewise.
18507 (decl_value_expr_lookup): Likewise.
18508 (decl_value_expr_insert): Likewise.
18509 * tree.h (priority_type): New type.
18510 (decl_init_priority_lookup): Use priority_type.
18511 (decl_fini_priority_lookup): New function.
18512 (decl_init_priority_insert): Use priority_type.
18513 (decl_fini_priority_insert): New function.
18514 (DECL_HAS_INIT_PRIORITY): Tweak comments.
18515 (DECL_INIT_PRIORITY): Likewise.
18516 (SET_DECL_INIT_PRIORITY): Add comment.
18517 (DECL_FINI_PRIORITY): New macro.
18518 (SET_DECL_FINI_PRIORITY): Likewise.
18519 (DEFAULT_INIT_PRIORITY): Document.
18520 (MAX_INIT_PRIORITY): Likewise.
18521 (MAX_RESERVED_INIT_PRIORITY): Likewise.
18522 (tree_map_base): New type.
18523 (tree_map_base_eq): New function.
18524 (tree_map_base_hash): Likewise.
18525 (tree_map_base_marked_p): Likewise.
18526 (tree_map): Inherit from tree_map_base.
18527 (tree_map_eq): Make it a macro.
18528 (tree_map_marked_p): Likewise.
18529 (tree_int_map): Inherit from tree_map_base.
18530 (tree_int_map_eq): Make it a macro.
18531 (tree_int_map_hash): Likewise.
18532 (tree_int_map_marked_p): Likewise.
18533 (tree_priority_map): New type.
18534 (tree_priority_map_eq): New macro.
18535 (tree_priority_map_hash): Likewise.
18536 (tree_priority_map_marked_p): Likewise.
18537 * varasm.c (emults_decl): Adjust for refactoring of tree_map
18539 (emutls_common_1): Likewise.
18540 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
18541 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
18542 of tree_map hierarchy.
18543 * tree-cfg.c (move_stmt_r): Likewise.
18544 (new_label_mapper): Likewise.
18545 * c-tree.h (c_expand_body): Move to ...
18546 * c-common.h (c_expand_body): ... here.
18547 * c-decl.c (c_expand_body): Move to ...
18548 * c-common.c (c_expand_body): ... here.
18549 (c_common_attribute_table): Allow 1 argument for the constructor
18550 and destructor attributes.
18551 (get_priority): New function.
18552 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
18553 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
18555 2007-02-24 Jan Hubicka <jh@suse.cz>
18557 PR middle-end/30509
18558 * tree-inline.c (copy_bb): Produce exact copy of EH info when
18559 copying for inlining.
18561 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18562 Jan Hubicka <jh@suse.cz>
18565 * i386.c (counter_mode): New function.
18566 (expand_set_or_movmem_via_loop): Use it.
18567 (expand_movmem_epilogue): Likewise; fix pasto.
18568 (ix86_expand_movmem): Do emit guard even for constant counts.
18569 (ix86_expand_setmem): Likewise.
18571 2007-02-25 Nick Clifton <nickc@redhat.com>
18573 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
18574 (JUMP_TABLES_IN_TEXT_SECTION): Define.
18576 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18579 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
18580 count argument with 0x10, not with 0x16.
18581 (expand_setmem_epilogue): Ditto.
18583 2007-02-24 Mike Stump <mrs@apple.com>
18585 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
18588 2007-02-24 Richard Guenther <rguenther@suse.de>
18590 PR middle-end/30951
18591 * fold-const.c (fold_binary): Fold x +- CST op x for
18592 EQ_EXPR and NE_EXPR.
18594 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18596 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
18598 2007-02-24 Jan Hubicka <jh@suse.cz>
18600 * cgraphunit.c (decide_is_function_needed): Honor
18601 -fkeep-inline-functions.
18603 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18605 * builtins.c (fold_builtin_modf): New.
18606 (fold_builtin_2): Use it.
18608 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
18610 * loop-iv.c (implies_p): Detect additional cases where A implies B.
18611 (determine_max_iter): Take additional LOOP arg; all callers changed.
18612 Lose broken logic dealing with PLUS. Try to limit the upper bound by
18613 one using simplifications.
18614 (simplify_using_initial_values): Return if the expression becomes
18615 invalid due to altered regs.
18617 2007-02-23 DJ Delorie <dj@redhat.com>
18619 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
18621 2007-02-23 Mike Stump <mrs@apple.com>
18623 * tlink.c (scan_linker_output): Parse linker messages from
18624 darwin9's linker better.
18626 2007-02-23 Steve Ellcey <sje@cup.hp.com>
18629 * varpool.c (varpool_assemble_pending_decls): Set
18630 varpool_last_needed_node to null.
18632 2007-02-23 DJ Delorie <dj@redhat.com>
18634 * config/i386/i386.c (ix86_data_alignment): Don't specify an
18635 alignment bigger than the object file can handle.
18637 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
18640 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
18641 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
18642 (*movsf_1): Penalize MMX moves.
18644 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
18646 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
18647 2^32-1 or more times unless flag_unsafe_loop_optimizations.
18649 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
18651 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18653 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
18654 (fold_builtin_1): Use them.
18655 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18656 BUILT_IN_SIGNIFICAND.
18658 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
18660 * config/i386/i386.c (bdesc_1arg): Initialize
18661 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
18662 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
18663 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
18664 and IX86_BUILTIN_MOVSLDUP.
18666 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
18668 PR rtl-optimization/30841
18669 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
18671 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18673 * builtins.c (fold_builtin_frexp): New.
18674 (fold_builtin_2): Use it.
18676 2007-02-22 Mark Mitchell <mark@codesourcery.com>
18678 * doc/invoke.texi (Spec Files): Document getenv spec function.
18680 * gcc.c (getenv_spec_function): New function.
18681 (static_spec_functions): Add it.
18682 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
18683 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
18686 2007-02-22 Michael Matz <matz@suse.de
18689 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
18690 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
18692 2007-02-22 Ian Lance Taylor <iant@google.com>
18695 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
18696 (mem_loc_descriptor): Call it.
18698 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
18699 Ira Rosen <irar@il.ibm.com>
18701 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
18703 2007-02-22 Ira Rosen <irar@il.ibm.com>
18705 PR tree-optimization/30843
18706 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
18707 stores only after all the group is vectorized.
18709 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
18711 PR tree-optimization/30858
18712 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
18713 in the reduction cycle have a single use in the loop.
18714 * tree-vectorizer.h (relevant): Add documentation.
18716 2007-02-20 Mike Stump <mrs@apple.com>
18718 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
18719 * configure: Regenerate.
18721 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18723 Change the defaults of some parameters and options.
18724 * config/spu/spu-protos.h (spu_optimization_options): Declare.
18725 * config/spu/spu.c (spu_optimization_options): Add.
18726 (spu_override_options): Change params in spu_optimization_options.
18727 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
18729 Register 127 is only 16 byte aligned when used as a frame pointer.
18730 * config/spu/spu-protos.h (spu_init_expanders): Declare.
18731 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
18732 HARD_FRAME_POINTER_REGNUM.
18733 (spu_legitimate_address): Use regno_aligned_for_reload.
18734 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
18735 aligned when frame_pointer_needed is true.
18736 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
18738 * config/spu/spu.h (INIT_EXPANDERS): Define.
18740 Make sure shift and rotate instructions have valid immediate operands.
18741 * config/spu/predicates.md (spu_shift_operand): Remove.
18742 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
18743 * config/spu/constraints.md (W, O): Extend range.
18744 * config/spu/spu.md (umask, nmask): Define.
18745 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
18746 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
18747 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
18748 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
18749 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
18750 (lshr<mode>3_reg): Fix rtl description.
18752 Make sure mulhisi immediate operands are valid.
18753 * config/spu/predicates.md (imm_K_operand): Add.
18754 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
18756 Generate constants using fsmbi and andi.
18757 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
18758 (print_operand, spu_split_immediate, classify_immediate,
18759 fsmbi_const_p): Handle IC_FSMBI2.
18761 Correctly handle a CONST_VECTOR containing symbols.
18762 * config/spu/spu.c (print_operand): Handle HIGH correctly.
18763 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
18764 (immediate_load_p): Allow symbols that use 2 instructions to create.
18765 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
18766 with symbols when flag_pic is set.
18767 (const_vector_immediate_p): New.
18768 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
18769 accept a CONST_VECTOR with symbols.
18770 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
18771 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
18773 * config/spu/spu.md (high, low): Delete.
18774 (low_<mode>): Define.
18776 Remove INTRmode and INTR_REGNUM, which didn't work.
18777 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
18779 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
18780 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
18781 peephole2 pattern): Don't use INTR or 131.
18782 (movintrcc): Delete.
18783 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
18784 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
18785 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
18786 (UNSPEC_SET_INTR): Add.
18787 * config/spu/spu-modes.def (INTR): Remove.
18789 More accurate warnings about run-time relocations.
18790 * config/spu/spu.c (reloc_diagnostic): Test in_section.
18792 Correctly warn about immediate arguments to specific intrinsics.
18793 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
18794 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
18795 the instruction predicate.
18797 Fix tree check errors with latest update.
18798 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
18800 (spu_expand_builtin): Use CALL_EXPR_FN.
18802 Add missing specific intrinsics.
18803 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
18805 * config/spu/spu_internals.h: Ditto.
18807 Fix incorrect operand modifiers.
18808 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
18809 * config/spu/spu.md (xor<mode>3): Change %S to %J.
18811 Optimize one case of zero_extend of a vec_select.
18812 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
18814 Accept any immediate for hbr.
18815 * config/spu/spu.md (hbr): Change s constraints to i.
18817 2007-02-21 Paul Brook <paul@codesourcery.com>
18819 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
18820 condexec_count when skipping USE and CLOBBER.
18822 2007-02-21 Nick Clifton <nickc@redhat.com>
18824 * common.opt (Warray-bounds): Add Warning attribute.
18825 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
18827 (fsized-zeroes): Add Optimization attribute.
18828 (fsplit-wide-types, ftree-scev-cprop): Likewise.
18829 * c.opt (Wc++0x-compat): Add Warning attribute.
18831 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
18833 PR middle-end/30761
18834 * reload1.c (eliminate_regs_in_insn): In the single_set special
18835 case, attempt to re-recognize the insn before falling back to
18836 having reload fix it up.
18838 2007-02-20 Eric Christopher <echristo@gmail.com>
18840 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
18841 Rewrite accordingly.
18842 (frv_read_iacc_argument): Ditto.
18843 (frv_expand_set_builtin): Take a call instead of arglist, update for
18845 (frv_expand_unop_builtin): Ditto.
18846 (frv_expand_binop_builtin): Ditto.
18847 (frv_expand_cut_builtin): Ditto.
18848 (frv_expand_binopimm_builtin): Ditto.
18849 (frv_expand_voidbinop_builtin): Ditto.
18850 (frv_expand_int_void2arg): Ditto.
18851 (frv_expand_prefetches): Ditto.
18852 (frv_expand_voidtriop_builtin): Ditto.
18853 (frv_expand_voidaccop_builtin): Ditto.
18854 (frv_expand_load_builtin): Ditto.
18855 (frv_expand_store_builtin): Ditto.
18856 (frv_expand_mdpackh_builtin): Ditto.
18857 (frv_expand_mclracc_builtin): Ditto.
18858 (frv_expand_mrdacc_builtin): Ditto.
18859 (frv_expand_mwtacc_builtin): Ditto.
18860 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
18863 2007-02-20 Janis Johnson <janis187@us.ibm.com>
18865 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
18866 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
18868 (HAVE_GAS_DFP): Check for assembler support of decimal floating
18869 point instructions.
18870 * configure: Regenerate.
18871 * config.in: Regenerate.
18872 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
18873 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
18874 masks to power6 and power6x and to POWERPC_MASKS.
18875 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18877 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
18878 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
18879 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18880 Access PROTOTYPE as variable, not mask.
18882 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18884 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
18885 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
18886 * combine.c (adjust_for_new_dest): Use it.
18887 * postreload.c (reload_combine): Likewise.
18889 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18891 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
18892 notes on an insn with multiple sets, even if single_set returns
18893 non-NULL for that insn.
18895 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18897 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
18898 scalbn and scalbln.
18900 2007-02-20 Geoffrey Keating <geoffk@apple.com>
18902 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
18903 if user didn't pass it.
18904 * config/i386/darwin.h (CC1_SPEC): Likewise.
18905 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
18906 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
18907 -mmacosx-version-min.
18909 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18910 Uros Bizjak <ubizjak@gmail.com>
18912 * optabs.h (enum optab_index): Add new OTI_scalb.
18913 (scalb_optab): Define corresponding macro.
18914 * optabs.c (init_optabs): Initialize scalb_optab.
18915 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
18917 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
18918 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
18919 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
18920 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
18921 flag_unsafe_math_optimizations is set.
18923 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
18924 to implement scalbf, scalb and scalbl built-ins as inline x87
18927 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18928 DJ Delorie <dj@redhat.com>
18931 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
18932 (diagnostic_report_diagnostic): ... here, and turn them into real
18933 errors. If warnings are inhibited, no need to do anything.
18935 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
18937 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
18938 better code generation.
18940 2007-02-20 Ben Elliston <bje@au.ibm.com>
18942 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
18944 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
18946 * config/alpha/alpha.c, config/alpha/alpha.md,
18947 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
18948 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
18949 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
18950 config/arm/lib1funcs.asm: Follow spelling conventions.
18952 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
18953 config/fr30/fr30.md, config/i386/i386.h,
18954 config/iq2000/iq2000.h, config/iq2000/predicates.md,
18955 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
18956 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
18957 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
18958 config/rs6000/altivec.md, config/rs6000/rs6000.c,
18959 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
18960 config/sparc/sparc.c, config/sparc/sparc.h,
18961 config/sparc/sparc.md, config/spu/constraints.md,
18962 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
18965 2007-02-20 Alan Modra <amodra@bigpond.net.au>
18968 * varasm.c (use_blocks_for_decl_p): Return false for decls with
18971 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18973 * doc/invoke.texi (-ftree-lrs): Remove.
18975 2007-02-19 Diego Novillo <dnovillo@redhat.com>
18977 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
18980 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
18982 * config/ia64/ia64.c (ia64_expand_builtin): Use the
18983 new CALL_EXPR_FN macro for retrieving the function
18984 declaration of the input expression.
18986 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18988 * c.opt (Waddress): New.
18989 * common.opt (Walways-true): Delete.
18990 (Wstring-literal-comparison): Delete.
18991 * doc/invoke.texi (Warning Options): Delete -Walways-true and
18992 -Wstring-literal-comparison. Add -Waddress.
18994 (Walways-true): Delete.
18995 (Wstring-literal-comparison): Delete.
18996 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
18997 consistently instead of -Walways-true in example.
18998 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
18999 * c-typeck.c (parser_build_binary_op): Replace
19000 -Wstring-literal-comparison and -Walways-true with -Waddress.
19001 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
19004 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19006 * tree-cfg.c (dump_function_to_file): Be prepared for functions
19007 without DECL_STRUCT_FUNCTION initialized.
19009 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19011 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
19012 due to calls to functions taking pointers as parameters.
19014 2007-02-19 Richard Henderson <rth@redhat.com>
19017 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
19020 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
19022 * config/s390/s390.c (s390_call_saved_register_used,
19023 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
19024 accessed to the new scheme.
19026 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19028 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
19029 (cris_print_index, cris_print_operand, cris_print_operand_address)
19030 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
19031 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
19032 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
19033 GET_CODE () == xxx.
19034 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
19035 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
19036 GO_IF_LEGITIMATE_ADDRESS): Ditto.
19037 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
19038 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
19039 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
19040 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
19041 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
19042 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
19043 (uminsi3, call, call_value): Ditto.
19044 (define_split: indir_to_reg_split, unnamed): Ditto.
19046 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
19048 PR tree-optimization/30975
19049 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
19052 2007-02-18 Eric Christopher <echristo@gmail.com>
19054 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
19055 Remove use of arglist.
19056 (mips_expand_builtin): Remove use of arglist, pass in expr.
19057 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
19058 (mips_expand_builtin_movtf): Ditto.
19059 (mips_expand_builtin_compare): Ditto.
19061 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
19063 * tree-sra.c (sra_build_assignment): Replace assertion
19064 checking with a comment explaining why it can't be done.
19066 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
19068 PR middle-end/30833
19069 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
19070 during CALL_EXPR representation conversion.
19071 * tree-ssa-propagate.c (set_rhs): Likewise.
19073 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
19075 * tree-sra.c (sra_build_assignment): Disable assertion checking
19078 2007-02-18 Roger Sayle <roger@eyesopen.com>
19080 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
19081 instead of calling build2 with a GIMPLE_MODIFY_STMT.
19082 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
19084 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
19085 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
19086 gimplify_init_ctor_eval_range, gimple_push_cleanup,
19087 gimplify_omp_for, gimplify_omp_atomic_pipeline,
19088 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
19089 force_gimple_operand): Likewise.
19090 * ipa-cp.c (constant_val_insert): Likewise.
19091 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
19092 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
19093 perfect_nestify): Likewise.
19094 * langhooks.c (lhd_omp_assignment): Likewise.
19095 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
19096 lower_copyprivate_clauses, lower_send_clauses,
19097 lower_send_shared_vars, expand_parallel_call,
19098 expand_omp_for_generic, expand_omp_for_static_nochunk,
19099 expand_omp_for_static_chunk, expand_omp_sections,
19100 lower_omp_single_copy, lower_omp_for_lastprivate,
19101 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
19102 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19103 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
19106 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
19108 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
19109 config/sh/sh.md: Follow spelling conventions.
19111 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
19112 config/frv/predicates.md: Follow spelling conventions.
19114 * config/m68k/linux-unwind.h: Fix a comment typo.
19115 * target.h: Follow spelling conventions.
19117 2007-02-18 Roger Sayle <roger@eyesopen.com>
19119 PR rtl-optimization/28173
19120 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
19121 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
19122 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
19123 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
19124 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
19126 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19128 * builtins.c (fold_builtin_load_exponent): New.
19129 (fold_builtin_2): Use it.
19131 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
19133 PR rtl-optimization/30773
19134 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
19135 if we fail to attach a REG_EQUIV note.
19137 2007-02-18 David Edelsohn <edelsohn@gnu.org>
19138 Roger Sayle <roger@eyesopen.com>
19140 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
19142 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
19144 * calls.c (initialize_argument_information): Pass original EXP
19145 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
19146 code to split complex arguments here, as part of initializing the
19148 (expand_call): Remove code that builds a list of arguments and
19149 inserts implicit arguments into it. Instead, just count how many
19150 implicit arguments there will be so we can determine the size of
19151 the ARGS array, and let initialize_argument_information do the work.
19152 (split_complex_values): Delete unused function.
19154 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
19156 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
19158 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
19160 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
19161 for arg pointer based indexed addressing.
19163 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
19165 * config/ia64/ia64.h, config/ia64/ia64.md,
19166 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
19167 spelling conventions.
19169 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
19171 * config/m68k/m68k.c (split_di): New.
19172 * config/m68k/m68k-protos.h: Declare split_di.
19173 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
19174 Improve predicate handling and split constant shifts.
19176 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
19178 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
19179 parameter for register bitfield operations, general predicates
19182 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
19184 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
19185 * config/m68k/linux-unwind.h: New file.
19187 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
19189 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
19190 config/i386/athlon.md, config/ia64/ia64.md,
19191 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
19192 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
19193 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
19194 tree-ssa-loop-niter.c, tree-vect-analyze.c,
19195 tree-vect-transform.c: Fix comment typos.
19197 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
19199 * sched-deps.c (find_insn_list): Remove.
19200 * sched-int.h: Remove the prototype for find_insn_list.
19202 2007-02-16 Geoffrey Keating <geoffk@apple.com>
19204 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
19206 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
19207 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
19208 darwin_rs6000_override_options.
19209 (C_COMMON_OVERRIDE_OPTIONS): Expect
19210 darwin_macosx_version_min to be non-NULL always.
19211 (TARGET_C99_FUNCTIONS): Likewise.
19212 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
19213 (DARWIN_MINVERSION_SPEC): New.
19214 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
19215 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
19217 (DARWIN_MINVERSION_SPEC): New.
19218 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
19220 * config/darwin-c.c (darwin_cpp_builtins): Expect
19221 darwin_macosx_version_min to be non-NULL always.
19223 * config/rs6000/rs6000.c: Clean up trailing whitespace.
19225 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
19227 * config/i386/i386.h (x86_use_xchgb): New.
19228 (TARGET_USE_XCHGB): New macro.
19229 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
19230 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
19231 Split after reload into bswaphi for shifts of 8.
19232 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
19233 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
19234 or when optimizing for size.
19236 2007-02-16 Richard Guenther <rguenther@suse.de>
19237 Christian Bruel <christian.bruel@st.com>
19239 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
19240 DECLs but prefer SSA_NAMEs over DECLs.
19242 2007-02-16 Richard Guenther <rguenther@suse.de>
19244 * tree-flow-inline.h (single_imm_use_p): Remove.
19245 (zero_imm_uses_p): Likewise.
19246 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
19247 instead of single_imm_use_p.
19248 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
19251 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19254 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
19255 nested double- and backquotes.
19257 2007-02-15 Roger Sayle <roger@eyesopen.com>
19259 PR middle-end/30391
19260 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
19261 should be unreachable.
19262 (build2_stat): Allow construction of MODIFY_EXPR at any time.
19263 For the time being redirect GIMPLE_MODIFY_STMT to the new
19264 (renamed) build_gimple_modify_stmt_stat.
19265 (build2_gimple_stat): Rename to...
19266 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
19267 Always build a GIMPLE_MODIFY_STMT node.
19268 * tree.h (build2_gimple, build2_gimple_stat): Delete.
19269 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
19272 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
19273 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
19274 * tree-complex.c (set_component_ssa_name, expand_complex_move,
19275 expand_complex_div_wide): Likewise.
19276 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
19277 * tree-ssa-loop-im.c (schedule_sm): Likewise.
19278 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
19279 * tree-ssa-loop-manip.c (create_iv): Likewise.
19280 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
19281 abs_replacement): Likewise.
19282 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
19283 realify_fake_stores): Likewise.
19285 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
19286 node rather than a GIMPLE_MODIFY_STMT node.
19287 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
19288 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
19290 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
19291 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
19292 GIMPLE_MODIFY_STMT.
19294 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
19296 PR middle-end/30433
19297 * fold-const.c (fold_comparison): Add back the
19298 folding of constant complex comparisions.
19300 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
19302 PR middle-end/30729
19303 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
19304 effects unknown to this function, return early.
19306 2007-02-15 Ian Lance Taylor <iant@google.com>
19308 * lower-subreg.c (move_eh_region_note): New static function.
19309 (resolve_simple_move): Call it.
19310 (decompose_multiword_subregs): Track blocks for which we resolve a
19311 simple move which is also a control flow insn. Pass them to
19312 find_many_sub_basic_blocks.
19313 (pass_lower_subreg): Add TODO_verify_flow.
19314 (pass_lower_subreg2): Likewise.
19316 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19317 Brooks Moses <brooks.moses@codesourcery.com>
19318 Lee Millward <lee.millward@codesourcery.com>
19320 * tree.h (enum tree_code_class): Add tcc_vl_exp.
19321 (VL_EXP_CLASS_P): New.
19322 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
19324 (TREE_OPERAND_CHECK_CODE): Likewise.
19325 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
19326 (TREE_RTL_OPERAND_CHECK): Likewise.
19327 (tree_operand_check_failed): Make second parameter the whole tree
19328 instead of its code. Fixed callers.
19329 (VL_EXP_CHECK): New.
19330 (TREE_OPERAND_LENGTH): New.
19331 (VL_EXP_OPERAND_LENGTH): New.
19332 (CALL_EXPR_FN): New.
19333 (CALL_EXPR_STATIC_CHAIN): New.
19334 (CALL_EXPR_ARGS): New.
19335 (CALL_EXPR_ARG): New.
19336 (call_expr_nargs): New.
19337 (CALL_EXPR_ARGP): New.
19338 (build_nt_call_list): Declare.
19339 (build_vl_exp_stat): Declare.
19340 (build_vl_exp): New.
19341 (build_call_list): Declare.
19342 (build_call_nary): Declare.
19343 (build_call_valist): Declare.
19344 (build_call_array): Declare.
19345 (call_expr_arg): Declare.
19346 (call_expr_argp): Declare.
19347 (call_expr_arglist): Declare.
19348 (fold_build_call_list): Declare.
19349 (fold_build_call_list_initializer): Declare.
19350 (fold_call_expr): Declare to replace fold_builtin.
19351 (fold_builtin_fputs): Update to agree with modified definition.
19352 (fold_builtin_strcpy): Likewise.
19353 (fold_builtin_strncpy): Likewise.
19354 (fold_builtin_memory_chk): Likewise.
19355 (fold_builtin_stxcpy_chk): Likewise.
19356 (fold_builtin_strncpy_chk): Likewise.
19357 (fold_builtin_next_arg): Likewise.
19358 (fold_build_call_expr): Declare.
19359 (fold_builtin_call_list): Declare.
19360 (fold_builtin_call_valist): Declare.
19361 (build_call_expr): Declare.
19362 (validate_arglist): Update to agree with modified definition.
19363 (tree_operand_length): New.
19364 (call_expr_arg_iterator): New.
19365 (init_call_expr_arg_iterator): New.
19366 (next_call_expr_arg): New.
19367 (first_call_expr_arg): New.
19368 (more_call_expr_args_p): New.
19369 (FOR_EACH_CALL_EXPR_ARG): New.
19371 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
19372 and tcc_gimple_stmt.
19373 (tree_code_size): Update documentation. Use sizeof (tree) rather
19374 than sizeof (char *).
19375 (tree_size): Likewise. Add case for tcc_vl_exp.
19376 (tree_node_structure): Add case for tcc_vl_exp.
19377 (contains_placeholder_p): Likewise.
19378 (substitute_in_expr): Likewise.
19379 (substitute_placeholder_in_expr): Likewise.
19380 (stabilize_reference_1): Likewise.
19381 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
19382 to diagnose breakage of this interface for constructing CALL_EXPRs.
19383 (build_nt): Add similar assertion here.
19384 (build_nt_call_list): New.
19385 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
19386 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
19388 (get_callee_fndecl): Use new CALL_EXPR accessors.
19389 (tree_operand_check_failed): Change parameters to pass entire node
19390 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
19391 (process_call_operands): New.
19392 (build_vl_exp_stat): New.
19393 (build_call_list): New.
19394 (build_call_nary): New.
19395 (build_call_valist): New.
19396 (build_call_array): New.
19397 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19398 (call_expr_arglist): New.
19400 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
19401 tcc_vl_exp instead of a fixed-size tcc_expression.
19403 * doc/c-tree.texi (CALL_EXPR): Document new representation and
19404 accessors for CALL_EXPRs.
19405 (AGGR_INIT_EXPR): Likewise.
19407 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19408 Brooks Moses <brooks.moses@codesourcery.com>
19409 Lee Millward <lee.millward@codesourcery.com>
19411 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
19412 (expand_builtin_nonlocal_goto): Change parameter to be entire
19413 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
19414 (expand_builtin_prefetch): Likewise.
19415 (expand_builtin_classify_type): Likewise.
19416 (mathfn_built_in): Return NULL_TREE instead of 0.
19417 (expand_errno_check): Use new CALL_EXPR accessors.
19418 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
19419 Return NULL_RTX instead of 0.
19420 (expand_builtin_mathfn_2): Likewise.
19421 (expand_builtin_mathfn_3): Likewise.
19422 (expand_builtin_interclass_mathfn): Likewise.
19423 (expand_builtin_sincos): Likewise.
19424 (expand_builtin_cexpi): Likewise.
19425 (expand_builtin_int_roundingfn): Likewise.
19426 (expand_builtin_int_roundingfn_2): Likewise.
19427 (expand_builtin_pow): Likewise.
19428 (expand_builtin_powi): Likewise.
19429 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
19430 of arglist, fixing callers appropriately. Use new CALL_EXPR
19431 accessors and constructors. Return NULL_RTX instead of 0.
19432 (expand_builtin_strstr): Likewise.
19433 (expand_builtin_strchr): Likewise.
19434 (expand_builtin_strrchr): Likewise.
19435 (expand_builtin_strpbrk): Likewise.
19436 (expand_builtin_memcpy): Likewise.
19437 (expand_builtin_mempcpy): Likewise.
19438 (expand_builtin_mempcpy_args): New.
19439 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
19440 (expand_builtin_memmove_args): New.
19441 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
19442 (expand_movstr): Likewise.
19443 (expand_builtin_strcpy): Likewise.
19444 (expand_builtin_strcpy_args): New.
19445 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
19446 (expand_builtin_strncpy): Likewise.
19447 (expand_builtin_memset): Likewise.
19448 (expand_builtin_memset_args): New.
19449 (expand_builtin_bzero): Similarly to expand_builtin_memset.
19450 (expand_builtin_memcmp): Likewise.
19451 (expand_builtin_strcmp): Likewise.
19452 (expand_builtin_strncmp): Likewise.
19453 (expand_builtin_strcat): Likewise.
19454 (expand_builtin_strncat): Likewise.
19455 (expand_builtin_strspn): Likewise.
19456 (expand_builtin_strcspn): Likewise.
19457 (expand_builtin_args_info): Likewise.
19458 (expand_builtin_va_start): Likewise.
19459 (gimplify_va_arg_expr): Likewise.
19460 (expand_builtin_va_end): Likewise.
19461 (expand_builtin_va_copy): Likewise.
19462 (expand_builtin_frame_address): Likewise.
19463 (expand_builtin_alloca): Likewise.
19464 (expand_builtin_bswap): Likewise.
19465 (expand_builtin_unop): Likewise.
19466 (expand_builtin_fputs): Likewise.
19467 (expand_builtin_expect): Likewise.
19468 (expand_builtin_fabs): Likewise.
19469 (expand_builtin_copysign): Likewise.
19470 (expand_builtin_printf): Likewise.
19471 (expand_builtin_fprintf): Likewise.
19472 (expand_builtin_sprintf): Likewise.
19473 (expand_builtin_init_trampoline): Likewise.
19474 (expand_builtin_signbit): Likewise.
19475 (expand_builtin_fork_or_exec): Likewise.
19476 (expand_builtin_sync_operation): Likewise.
19477 (expand_builtin_compare_and_swap): Likewise.
19478 (expand_builtin_lock_test_and_set): Likewise.
19479 (expand_builtin_lock_release): Likewise.
19480 (expand_builtin): Likewise.
19481 (builtin_mathfn_code): Likewise.
19483 (fold_builtin_constant_p): Pass call arguments individually instead
19484 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19485 accessors and constructors. Return NULL_TREE instead of 0.
19486 (fold_builtin_expect): Likewise.
19487 (fold_builtin_classify_type): Likewise.
19488 (fold_builtin_strlen): Likewise.
19489 (fold_builtin_nan): Likewise.
19490 (integer_valued_real_p): Likewise.
19491 (fold_trunc_transparent_mathfn): Likewise.
19492 (fold_fixed_mathfn): Likewise.
19493 (fold_builtin_cabs): Likewise.
19494 (fold_builtin_sqrt): Likewise.
19495 (fold_builtin_cbrt): Likewise.
19496 (fold_builtin_cos): Likewise.
19497 (fold_builtin_cosh): Likewise.
19498 (fold_builtin_tan): Likewise.
19499 (fold_builtin_sincos): Likewise.
19500 (fold_builtin_cexp): Likewise.
19501 (fold_builtin_trunc): Likewise.
19502 (fold_builtin_floor): Likewise.
19503 (fold_builtin_ceil): Likewise.
19504 (fold_builtin_round): Likewise.
19505 (fold_builtin_int_roundingfn): Likewise.
19506 (fold_builtin_bitop): Likewise.
19507 (fold_builtin_bswap): Likewise.
19508 (fold_builtin_logarithm): Likewise.
19509 (fold_builtin_hypot): Likewise.
19510 (fold_builtin_pow): Likewise.
19511 (fold_builtin_powi): Likewise.
19512 (fold_builtin_exponent): Likewise.
19513 (fold_builtin_memset): Likewise.
19514 (fold_builtin_bzero): Likewise.
19515 (fold_builtin_memory_op): Likewise.
19516 (fold_builtin_bcopy): Deleted; call site changed to invoke
19517 fold_builtin_memory_op directly.
19518 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
19519 (fold_builtin_strncpy): Likewise.
19520 (fold_builtin_memcmp): Likewise.
19521 (fold_builtin_strcmp): Likewise.
19522 (fold_builtin_strncmp): Likewise.
19523 (fold_builtin_signbit): Likewise.
19524 (fold_builtin_copysign): Likewise.
19525 (fold_builtin_isascii): Likewise.
19526 (fold_builtin_toascii): Likewise.
19527 (fold_builtin_isdigit): Likewise.
19528 (fold_builtin_fabs): Likewise.
19529 (fold_builtin_abs): Likewise.
19530 (fold_builtin_fmin_fmax): Likewise.
19531 (fold_builtin_carg): Likewise.
19532 (fold_builtin_classify): Likewise.
19533 (fold_builtin_unordered_cmp): Likewise.
19535 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
19536 New functions split out from fold_builtin_1.
19537 (fold_builtin_n): New.
19538 (fold_builtin_varargs): New.
19539 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
19541 (fold_call_expr): New.
19542 (build_function_call_expr): Rewrite to use new helper function.
19543 (fold_builtin_call_list): New.
19544 (build_call_expr): New.
19545 (fold_builtin_call_valist): New.
19546 (rewrite_call_expr): New.
19547 (validate_arg): New.
19548 (validate_arglist): Change parameter to be entire CALL_EXPR instead
19549 of an arglist. Change return type to bool. Use new CALL_EXPR
19552 (fold_builtin_strstr): Pass call arguments individually instead
19553 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19554 accessors and constructors. Return NULL_TREE instead of 0.
19555 (fold_builtin_strchr): Likewise.
19556 (fold_builtin_strrchr): Likewise.
19557 (fold_builtin_strpbrk): Likewise.
19558 (fold_builtin_strcat): Likewise.
19559 (fold_builtin_strncat): Likewise.
19560 (fold_builtin_strspn): Likewise.
19561 (fold_builtin_strcspn): Likewise.
19562 (fold_builtin_fputs): Likewise.
19563 (fold_builtin_next_arg): Likewise.
19564 (fold_builtin_sprintf): Likewise.
19566 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
19567 NULL_RTX instead of 0.
19568 (expand_builtin_memory_chk): Likewise.
19569 (maybe_emit_chk_warning): Likewise.
19570 (maybe_emit_sprintf_chk_warning): Likewise.
19572 (fold_builtin_object_size): Pass call arguments individually instead
19573 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19574 accessors and constructors. Return NULL_TREE instead of 0.
19575 (fold_builtin_memory_chk): Likewise.
19576 (fold_builtin_stxcpy_chk): Likewise.
19577 (fold_builtin_strncpy_chk): Likewise.
19578 (fold_builtin_strcat_chk): Likewise.
19579 (fold_builtin_strcat_chk): Likewise.
19580 (fold_builtin_strncat_chk): Likewise.
19581 (fold_builtin_sprintf_chk): Likewise.
19582 (fold_builtin_snprintf_chk): Likewise.
19583 (fold_builtin_printf): Likewise.
19584 (fold_builtin_vprintf): Likewise.
19586 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
19588 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
19589 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19590 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
19591 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
19592 (fold_unary): Likewise.
19593 (fold_binary): Likewise.
19594 (fold_ternary): Remove CALL_EXPR case, since they are no longer
19595 ternary expressions.
19596 (fold): Add logic for tcc_vl_exp.
19597 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
19598 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19599 (fold_build3_stat): Add assertion to flag broken interface for
19600 constructing CALL_EXPRs.
19601 (fold_build_call_list): New.
19602 (fold_build_call_list_initializer): New.
19603 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
19605 (fold_strip_sign_ops): Likewise.
19607 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19608 Brooks Moses <brooks.moses@codesourcery.com>
19609 Lee Millward <lee.millward@codesourcery.com>
19611 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
19612 accessors and dump arguments explicitly.
19614 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
19616 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
19618 (print_call_name): Use new CALL_EXPR accessors.
19620 * print-tree.c (print_node): Add case tcc_vl_exp. Print
19621 CALL_EXPR arguments explicitly instead of as a list. Use
19622 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19624 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
19625 (vrp_visit_stmt): Likewise.
19627 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
19628 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
19630 (force_move_till_expr): Likewise.
19632 * targhooks.c (default_external_stack_protect_fail): Use
19633 build_call_expr instead of build_function_call_expr.
19634 (default_hidden_stack_protect_fail): Likewise.
19636 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
19639 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
19640 and walk arguments explicitly.
19642 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
19643 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19644 (expand_simple_operations): Likewise.
19645 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
19647 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
19648 of TREE_CODE_LENGTH.
19649 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
19651 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
19652 instead of TREE_CODE_LENGTH.
19654 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
19655 (tree_ic_transform): Likewise.
19656 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
19657 parameter instead of arglist. Fix callers.
19658 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
19659 (tree_stringops_transform): Likewise.
19660 (tree_indirect_call_to_profile): Likewise.
19661 (tree_stringops_values_to_profile): Likewise.
19663 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
19664 (eliminate_tail_call): Likewise.
19666 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
19668 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19669 Use TREE_OPERAND_LENGTH and generalize to handle any number of
19671 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
19673 * omp-low.c (build_omp_barrier): Use build_call_expr.
19674 (lower_rec_input_clauses): Likewise.
19675 (lower_reduction_clauses): Likewise.
19676 (expand_parallel_call): Likewise.
19677 (maybe_catch_exception): Likewise.
19678 (expand_omp_for_generic): Likewise.
19679 (expand_omp_for_static_nochunk): Likewise.
19680 (expand_omp_sections): Likewise.
19681 (lower_omp_single_simple): Likewise.
19682 (lower_omp_single_copy): Likewise.
19683 (lower_omp_master): Likewise.
19684 (lower_omp_ordered): Likewise.
19685 (lower_omp_critical): Likewise.
19687 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
19688 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
19690 * tree-gimple.c (is_gimple_call_addr): Fix doc.
19691 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
19692 TREE_CODE_LENGTH. Add tcc_vl_exp case.
19694 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
19695 and generalize to handle any number of operands.
19696 (chrec_contains_undetermined): Likewise.
19697 (tree_contains_chrecs): Likewise.
19698 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
19700 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
19702 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
19703 fold_call_expr instead of fold_builtin.
19704 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
19705 match declarations there.
19706 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
19709 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
19710 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19712 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
19713 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
19715 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
19718 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
19719 (execute_cse_sincos): Use new CALL_EXPR accessors.
19721 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
19723 * gimple-low.c (lower_function_body): Use build_call_expr.
19724 (lower_builtin_setjmp): Likewise.
19726 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
19727 (set_storage_via_libcall): Likewise.
19728 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
19729 instead of TREE_CODE_LENGTH.
19730 (expand_expr_real_1): Use new CALL_EXPR accessors.
19732 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
19733 generalize to handle any number of operands.
19734 (TB_parent_eq): Likewise.
19736 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
19737 (strip_builtin_expect): Likewise.
19739 * function.c (gimplify_parameters): Use build_call_expr.
19741 * tree-vectorizer.c (vect_is_simple_reduction): Use
19742 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19744 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
19745 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
19747 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
19750 * gimplify.c (build_stack_save_restore): Use build_call_expr.
19751 (gimplify_decl_expr): Likewise.
19752 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
19753 Use new CALL_EXPR iterators.
19754 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
19755 (gimplify_modify_expr_to_memset): Likewise.
19756 (gimplify_variable_sized_compare): Likewise.
19757 (gimplify_omp_atomic_fetch_op): Likewise.
19758 (gimplify_omp_atomic_pipeline): Likewise.
19759 (gimplify_omp_atomic_mutex): Likewise.
19760 (gimplify_function_tree): Likewise.
19762 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
19763 (call_expr_flags): Likewise.
19764 (expand_call): Likewise.
19766 * except.c (expand_builtin_eh_return_data_regno): Pass entire
19767 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19770 * coverage.c (create_coverage): Use build_call_expr.
19772 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
19773 (temp_call_expr_obstack): New.
19774 (pool_copy_list): Delete.
19775 (temp_copy_call_expr): New.
19776 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
19777 CALL_EXPR accessors. Get rid of special goo for copying argument
19778 lists and use temp_copy_call_expr instead.
19779 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
19780 CALL_EXPR accessors.
19781 (create_expression_by_pieces): Likewise. Use build_call_array
19782 to construct the result instead of fold_build3.
19783 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
19784 dealing with argument lists.
19785 (init_pre): Remove references to expression_node_pool and
19786 list_node_pool. Init temp_call_expr_obstack instead.
19787 (fini_pre): Remove references to expression_node_pool and
19790 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
19791 and walk arguments explicitly instead of as a list.
19793 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
19794 (mx_register_decls): Likewise.
19795 (mudflap_register_call): Likewise.
19796 (mudflap_finish_file): Likewise.
19798 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
19799 (ipa_callsite_compute_param): Likewise.
19801 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
19802 accessors and constructor.
19804 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
19805 accessors and constructor.
19806 (convert_tramp_reference): Likewise.
19807 (convert_call_expr): Likewise.
19808 (finalize_nesting_tree_1): Likewise.
19810 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
19813 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
19815 * tree-inline.c (initialize_inlined_parameters): Pass entire
19816 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19818 (estimate_num_insns_1): Use new CALL_EXPR accessors.
19819 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
19821 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
19822 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19823 (vectorizable_reduction): Likewise.
19824 (vectorizable_call): Use new CALL_EXPR iterators.
19825 (vectorizable_conversion): Use build_call_expr.
19826 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
19827 (vect_gen_widened_results_half): Use build_call_expr.
19828 (vect_setup_realignment): Likewise.
19829 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
19831 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
19832 (pass_through_call): Likewise.
19833 (compute_object_sizes): Likewise. Use fold_call_expr instead of
19836 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
19837 (tree_gen_pow2_profiler): Likewise.
19838 (tree_gen_one_value_profiler): Likewise.
19839 (tree_gen_ic_func_profiler): Likewise.
19840 (tree_gen_average_profiler): Likewise.
19841 (tree_gen_ior_profiler): Likewise.
19843 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
19844 (find_func_aliases): Use new CALL_EXPR accessors. Add case
19845 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19847 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
19848 of TREE_CODE_LENGTH.
19850 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
19851 of TREE_CODE_LENGTH.
19853 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
19855 (convert_to_integer): Likewise.
19857 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
19860 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19861 Brooks Moses <brooks.moses@codesourcery.com>
19862 Lee Millward <lee.millward@codesourcery.com>
19864 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
19866 * config/frv/frv.c (frv_expand_builtin): Likewise.
19867 * config/s390/s390.c (s390_expand_builtin): Likewise.
19869 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
19870 (sparc_expand_builtin): Use new CALL_EXPR accessors.
19872 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
19873 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
19874 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
19875 (ix86_expand_store_builtin): Likewise.
19876 (ix86_expand_unop_builtin): Likewise.
19877 (ix86_expand_unop1_builtin): Likewise.
19878 (ix86_expand_sse_compare): Likewise.
19879 (ix86_expand_sse_comi): Likewise.
19880 (ix86_expand_vec_init_builtin): Likewise.
19881 (ix86_expand_vec_ext_builtin): Likewise.
19882 (ix86_expand_vec_set_builtin): Likewise.
19883 (ix86_expand_builtin): Use new CALL_EXPR accessors.
19885 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
19886 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19888 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
19889 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19890 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
19892 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
19894 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19895 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
19896 arglist. Use new CALL_EXPR accessors. Fix callers.
19897 (altivec_expand_abs_builtin): Likewise.
19898 (rs6000_expand_binop_builtin): Likewise.
19899 (altivec_expand_predicate_builtin): Likewise.
19900 (altivec_expand_lv_builtin): Likewise.
19901 (spe_expand_stv_builtin): Likewise.
19902 (altivec_expand_stv_builtin): Likewise.
19903 (rs6000_expand_ternop_builtin): Likewise.
19904 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
19905 (altivec_expand_st_builtin): Likewise.
19906 (altivec_expand_dst_builtin): Likewise.
19907 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
19908 arglist. Use new CALL_EXPR accessors. Fix callers.
19909 (altivec_expand_vec_set_builtin): Likewise.
19910 (altivec_expand_vec_ext_builtin): Likewise.
19911 (altivec_expand_builtin): Use new CALL_EXPR accessors.
19912 (spe_expand_builtin): Likewise.
19913 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
19914 arglist. Use new CALL_EXPR accessors. Fix callers.
19915 (spe_expand_evsel_builtin): Likewise.
19916 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
19917 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
19919 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
19920 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19921 (arm_expand_unop_builtin): Likewise.
19922 (arm_expand_builtin): Use new CALL_EXPR accessors.
19924 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
19927 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
19928 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
19930 (bfin_expand_unop_builtin): Likewise.
19931 (bfin_expand_builtin): Use new CALL_EXPR accessors.
19933 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19934 Brooks Moses <brooks.moses@codesourcery.com>
19935 Lee Millward <lee.millward@codesourcery.com>
19937 * c-semantics.c (build_stmt): Add internal diagnostic check.
19939 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
19940 accessors. Print arguments explicitly instead of as a list.
19942 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
19944 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
19945 (c_finish_omp_flish): Likewise.
19947 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
19948 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
19949 instead of TREE_CODE_LENGTH.
19950 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
19951 (c_warn_unused_result): Likewise.
19953 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19956 * doc/invoke.texi (Warning Options): Remove
19957 -Werror-implicit-function-declaration.
19958 (Wimplicit-function-declaration): Update description.
19959 * opts.c (common_handle_option): Move handling of -Werror=* to...
19960 (enable_warning_as_error): ...here.
19961 * opts.h (enable_warning_as_error): Declare.
19962 * c-decl.c (implicit_decl_warning): Unless
19963 -Wno-implicit-function-declaration is given, emit a pedwarn if
19964 -std=c99 or emit a warning if -Wimplicit-function-declaration.
19965 * c.opt (Wimplicit-function-declaration): Replace
19966 mesg_implicit_function_declaration with
19967 warn_implicit_function_declaration.
19968 * c-opts.c (c_common_handle_option):
19969 -Werror-implicit-function-declaration is exactly equal as
19970 -Werror=implicit-function-declaration.
19971 (set_Wimplicit): Replace mesg_implicit_function_declaration with
19972 warn_implicit_function_declaration.
19973 (c_common_post_options): -Wimplict-function-declaration is enabled
19974 by default by -std=c99, otherwise is disabled by default.
19975 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
19977 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19979 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
19980 DECL on the rhs to a DECL on the lhs for debug info purposes if the
19981 former is ignored but not the latter.
19983 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19985 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
19986 is made and the reference doesn't use the alias set of its type,
19987 do not create the temporary using that type.
19989 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
19991 * jump.c: Remove prototypes for delete_computation and
19992 delete_prior_computation.
19994 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19996 * jump.c (get_label_after): Delete.
19997 (get_label_before, delete_computation, delete_jump,
19998 delete_prior_computation, follow_jumps): Move...
19999 * reorg.c (delete_computation, delete_prior_computation): ... here...
20000 (get_label_before, delete_jump): ... making these static ...
20001 (follow_jumps): ... and simplifying this since it only runs after
20003 * rtl.h (get_label_after, get_label_before, delete_jump,
20004 follow_jumps): Delete prototypes.
20006 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20008 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
20010 2007-02-15 Nick Clifton <nickc@redhat.com>
20012 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
20013 order to prevent it from being munged by the target.
20015 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
20017 * config/i386/i386.md: Remove misleading comment.
20019 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20021 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
20022 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
20025 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20027 * tree-sra.c (instantiate_missing_elements): Canonicalize
20029 (sra_build_assignment): New.
20030 (generate_copy_inout, generate_element_copy,
20031 generate_element_zero, generate_one_element_init): Use it.
20033 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20035 * tree-sra.c (instantiate_missing_elements): Canonicalize
20037 (sra_build_assignment): New.
20038 (generate_copy_inout, generate_element_copy,
20039 generate_element_zero, generate_one_element_init): Use it.
20041 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20043 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
20046 2007-02-14 Joseph Myers <joseph@codesourcery.com>
20048 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
20049 types as aggregates not scalars.
20050 * function.c (assign_stack_temp_for_type): Likewise.
20052 2007-02-14 Roger Sayle <roger@eyesopen.com>
20053 Zdenek Dvorak <dvorakz@suse.cz>
20055 * tree-dump.c (dump_switch_p_1): Require exact match of the option
20058 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
20060 * passes.c (next_pass_1): Clear the next field of the copied
20063 2007-02-14 Richard Henderson <rth@redhat.com>
20065 * tree-sra.c (early_sra): New.
20066 (decl_can_be_decomposed_p): Deny va_list if early_sra.
20067 (tree_sra_early, pass_sra_early): New.
20068 * tree-pass.h (pass_sra_early): Declare.
20069 * passes.c (init_optimization_passes): Use it.
20071 2007-02-14 Richard Guenther <rguenther@suse.de>
20073 * flags.h (issue_strict_overflow_warning): Convert to a macro.
20075 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
20077 PR tree-optimization/30771
20078 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
20080 (vect_analyze_operations): Induction phis can now be marked as
20082 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
20083 Update documentation accordingly.
20085 2007-02-14 Nick Clifton <nickc@redhat.com>
20087 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
20088 most 3 arguments are supported.
20089 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
20091 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
20093 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
20094 Ensure dst->current is valid.
20096 2007-02-13 Paul Brook <paul@codesourcery.com>
20098 * config.gcc: Add arm*-*-uclinux-*eabi.
20099 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
20100 (SUBTARGET_EXTRA_LINK_SPEC): Define.
20101 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
20102 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
20103 (LINK_SPEC): Define.
20104 (LIB_SPEC): Define.
20105 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
20107 * config/arm/uclinux-eabi.h: New file.
20108 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
20109 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
20112 2007-02-13 Ian Lance Taylor <iant@google.com>
20114 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
20115 * flags.h (warn_strict_overflow): Declare.
20116 (enum warn_strict_overflow_code): Define.
20117 (issue_strict_overflow_warning): New static inline function.
20118 * opts.c (warn_strict_overflow): New variable.
20119 (common_handle_option): Handle OPT_Wstrict_overflow and
20120 OPT_Wstrict_overflow_.
20121 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
20123 * fold-const.c: Include intl.h.
20124 (fold_deferring_overflow_warnings): New static variable.
20125 (fold_deferred_overflow_warning): New static variable.
20126 (fold_deferred_overflow_code): New static variable.
20127 (fold_defer_overflow_warnings): New function.
20128 (fold_undefer_overflow_warnings): New function.
20129 (fold_undefer_and_ignore_overflow_warnings): New function.
20130 (fold_deferring_overflow_warnings_p): New function.
20131 (fold_overflow_warning): New static function.
20132 (make_range): Add strict_overflow_p parameter. Change all
20134 (extract_muldiv, extract_muldiv_1): Likewise.
20135 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
20136 tree_expr_nonnegative_p.
20137 (fold_negate_expr): Call fold_overflow_warning.
20138 (fold_range_test): Likewise.
20139 (fold_comparison): Likewise.
20140 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
20141 instead of tree_expr_nonnegative_p.
20142 (tree_expr_nonnegative_warnv_p): Rename from
20143 tree_expr_nonnegative_p, add strict_overflow_p parameter.
20144 (tree_expr_nonnegative_p): New function.
20145 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
20146 strict_overflow_p parameter.
20147 (tree_expr_nonzero_p): New function.
20148 * passes.c (verify_interpass_invariants): New static function.
20149 (execute_one_pass): Call it.
20150 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
20152 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
20153 (estimate_numbers_of_iterations): Likewise.
20154 (scev_probably_wraps_p): Likewise.
20155 * tree-ssa-ccp.c: Include "toplev.h".
20156 (evaluate_stmt): Defer fold overflow warnings until we know we are
20158 (struct fold_stmt_r_data): Add stmt field.
20159 (fold_stmt_r): Defer fold overflow warnings until we know we
20161 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
20162 (fold_stmt_inplace): Likewise.
20163 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
20164 (cleanup_control_expr_graph): Defer fold overflow warnings until
20165 we know we are going to optimize.
20166 * tree-cfg.c (fold_cond_expr_cond): Likewise.
20167 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
20169 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
20170 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
20171 * tree-ssa-loop-manip.c (create_iv): Likewise.
20172 * c-typeck.c (build_conditional_expr): Likewise.
20173 (build_binary_op): Likewise.
20174 * tree-vrp.c (vrp_expr_computes_nonzero): Call
20175 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
20176 (extract_range_from_unary_expr): Likewise.
20177 * simplify-rtx.c (simplify_const_relational_operation): Warn when
20178 assuming that signed overflow does not occur.
20179 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
20180 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
20181 (fold_defer_overflow_warnings): Declare.
20182 (fold_undefer_overflow_warnings): Declare.
20183 (fold_undefer_and_ignore_overflow_warnings): Declare.
20184 (fold_deferring_overflow_warnings_p): Declare.
20185 (tree_expr_nonzero_warnv_p): Declare.
20186 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
20187 of warning options.
20188 (Warning Options): Document -Wstrict-overflow.
20189 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
20190 (tree-ssa-ccp.o): Likewise.
20191 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
20192 (fold-const.o): Depend on intl.h.
20194 2007-02-13 Ian Lance Taylor <iant@google.com>
20196 PR middle-end/30751
20197 * lower-subreg.c (resolve_simple_move): Decompose subregs in
20200 2007-02-13 Stuart Hastings <stuart@apple.com>
20202 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
20204 2007-02-13 Richard Henderson <rth@redhat.com>
20206 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
20207 handled_component_p before looking for the indirect_ref.
20209 2007-02-13 Richard Henderson <rth@redhat.com>
20211 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
20212 remove flags clobber.
20213 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
20214 (bswaphi_lowpart): New.
20215 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
20216 remove TARGET_BSWAP test. Delete expander of the same name.
20218 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
20219 (expand_unop): Use them.
20221 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
20223 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
20224 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
20225 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
20226 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
20227 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
20228 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
20229 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
20230 assembler dialect choice from asm templates.
20232 2007-02-12 Richard Henderson <rth@redhat.com>
20234 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
20235 (fixuns_trunc<SSEMODEF>si2): Use it.
20236 * config/i386/sse.md (vec_setv4sf_0): Export.
20237 * config/i386/i386.c (ix86_build_const_vector): Export.
20238 (ix86_split_convert_uns_si_sse): Rename from
20239 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
20240 * config/i386/i386-protos.h: Update.
20242 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20245 * c-typeck.c (c_finish_return): Improve warning message.
20247 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20249 * alias.c (find_symbolic_term): Delete unused function.
20251 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
20253 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
20254 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
20255 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
20257 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
20259 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
20260 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
20261 the function, temporarily point the debug interface to the null one.
20263 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
20265 * dwarf2out.c (round_up_to_align): New static function.
20266 (field_byte_offset): Use it to round the offset.
20268 2007-02-12 Richard Henderson <rth@redhat.com>
20270 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
20271 (inswl_const): Export.
20273 2007-02-12 Richard Henderson <rth@redhat.com>
20275 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
20276 result mode of the libcall, convert back to outmode.
20278 2007-02-12 Roger Sayle <roger@eyesopen.com>
20280 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
20281 (bswapdi2): New define_expand to implement 32-bit implementation.
20283 2007-02-12 Nick Clifton <nickc@redhat.com>
20285 * doc/invoke.texi (Overall Options): Document --help=.
20286 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
20287 (cc1_options): Pass --help= on to cc1.
20288 (display_help): Add description of --help=.
20289 (process_command): Add code to handle --help=. Allow translated
20290 --help and --target-help switches to be passed on to compiler
20292 (main): Remove unused if statement.
20293 * opts.c (columns): Remove.
20294 (LEFT_COLUMN): Define.
20295 (wrap_help): Add columns argument.
20296 (print_filtered_help): Change parameters to be an include bitmask,
20297 an exclude bitmask, an any bitmask and the column width. Move the
20298 code to display the params list here. Add code to display the
20299 status of options rather than their descriptions if the quiet flag
20301 (print_specific_help): Change parameters to be an include bitmask,
20302 an exclude bitmask and an any bitmask. Move code to look up the
20303 column width here. Decide upon the title for an options listing.
20304 (common_handle_options): Add code to handle --help=. Adapt code
20305 for --help and --target-help to use the revised form of the
20306 print_specific_help function.
20307 (print_help): Delete.
20308 (print_param_help): Delete.
20309 (print_switch): Delete.
20310 * opts.h (cl_lang_count): Add prototype.
20311 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
20312 CL_MAX_OPTION_CLASS): New defines.
20313 * optc-gen.awk: Add construction of cl_lang_count.
20314 * c.opt: Add Warning attribute to warning options and Optimization
20315 attribute to optimization options.
20316 * common.opt: Likewise.
20318 Add -fhelp and -ftarget-help as aliases for the transformed --help
20319 and --target-help options.
20320 * opt-functions.awk: Add code to handle Warning and Optimization
20323 2007-02-12 Richard Henderson <rth@redhat.com>
20325 * config/alpha/constraints.md: New file.
20326 * config/alpha/alpha.c: Include tm-constrs.h.
20327 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
20328 alpha_extra_constraint): Remove.
20329 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
20330 * config/alpha/alpha-protos.h: Update.
20331 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
20332 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
20333 (EXTRA_CONSTRAINT): Remove.
20334 * config/alpha/alpha.md: Include constraints.md.
20335 (adddi splitter): Use satisfies_constraint_*.
20336 * config/alpha/predicates.md (add_operand): Likewise.
20337 (sext_add_operand, addition_operation): Likewise.
20339 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
20341 PR tree-optimization/29145
20342 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
20343 in our handling of restrict qualified pointers.
20345 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20348 * doc/invoke.texi (Wunused-value): Update description.
20349 (Wextra): Delete item.
20350 * opts.c (set_Wextra): Don't use the value of Wextra to set the
20351 value of Wunused-value.
20352 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
20353 (c_finish_stmt_expr): Don't check extra_warnings.
20354 (emit_side_effect_warnings): The caller is responsible to check
20357 2007-02-11 Roger Sayle <roger@eyesopen.com>
20358 Matt Thomas <matt@3am-software.com>
20360 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
20362 2007-02-11 Roger Sayle <roger@eyesopen.com>
20364 * simplify-rtx.c (simplify_relational_operation_1): Optimize
20365 comparisons of POPCOUNT against zero.
20366 (simplify_const_relational_operation): Likewise.
20368 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20370 * doc/invoke.texi (Wextra): Delete outdated paragraph.
20372 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20374 * dwarf2out.c (root_type): Delete unused function.
20376 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20378 * genattrtab.c (contained_in_p): Delete unused function.
20379 (write_expr_attr_cache): Likewise.
20381 2007-02-11 Jan Hubicka <jh@suse.cz>
20383 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
20386 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
20388 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
20389 to add the REG_EQ* note.
20390 * see.c (see_merge_one_use_extension): Likewise.
20391 * local-alloc.c (update_equiv_regs): Likewise. Also don't
20392 turn REG_EQUAL notes into REG_EQUIV notes if the target
20393 register may have more than one set.
20394 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
20395 * gcse.c (try_replace_reg): Likewise.
20396 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
20397 * calls.c (fixup_tail_calls): Likewise. Abort if there is
20398 more than one REG_EQUIV note.
20399 * reload1.c (gen_reload): Use set_unique_reg_note.
20401 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
20403 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
20404 (ix86_builtin_conversion): New function.
20406 2007-02-06 Mark Mitchell <mark@codesourcery.com>
20409 * tree.h (DECL_REPLACEABLE_P): New macro.
20410 * except.c (set_nothrow_function_flags): Likewise.
20412 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
20413 Ira Rosen <irar@il.ibm.com>
20414 Dorit Nuzman <dorit@il.ibm.com>
20416 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
20417 * targhooks.c (default_builtin_vectorized_conversion): New.
20418 * targhooks.h (default_builtin_vectorized_function): New declaration.
20419 * target.h (struct vectorize): Add builtin_conversion field.
20420 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
20421 stmt_vec_info_type value.
20422 (vectorizable_conversion): New declaration.
20423 * tree-vect-analyze.c (vect_analyze_operations): Add
20424 vectorizable_conversion call.
20425 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
20426 * tree-vect-transform.c (vectorizable_conversion): New function.
20427 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
20428 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
20430 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
20431 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
20432 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
20433 or ALTIVEC_BUILTIN_VCFSX.
20435 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20438 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
20439 CONST_DOUBLE and operand 0 is a hard register.
20440 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
20441 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
20442 is a hard floating-point register.
20444 2007-02-10 Richard Henderson <rth@redhat.com>
20445 Jakub Jelinek <jakub@redhat.com>
20446 Alexandre Oliva <aoliva@redhat.com>
20448 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
20449 * builtin-types.def (BT_WORD): Make unsigned.
20450 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
20451 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
20452 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
20453 * c-decl.c (grokdeclarator): Don't error if !have_tls.
20454 * c-parser.c (c_parser_omp_threadprivate): Likewise.
20455 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
20457 * expr.c (emutls_var_address): New.
20458 (expand_expr_real_1): Expand emulated tls.
20459 (expand_expr_addr_expr_1): Likewise.
20460 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
20461 * output.h (emutls_finish): Declare.
20462 * toplev.c (compile_file): Call it.
20463 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
20464 address before wrapping in CONST.
20465 * varasm.c (emutls_htab, emutls_object_type): New.
20466 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
20467 (get_emutls_object_name, get_emutls_object_type): New.
20468 (get_emutls_init_templ_addr, emutls_decl): New.
20469 (emutls_common_1, emutls_finish): New.
20470 (assemble_variable): When emulating tls, swap decls; generate
20471 constructor for the emutls objects.
20472 (do_assemble_alias): When emulating tls, swap decl and target name.
20473 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
20475 * varpool.c (decide_is_variable_needed): Look at force_output.
20476 Recurse for emulated tls.
20477 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
20478 with decide_is_variable_needed.
20479 * emutls.c: New file.
20480 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
20481 tls_object for real tls.
20483 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
20485 PR rtl-optimization/29599
20486 * reload1.c (eliminate_regs_in_insn): Take the destination
20487 mode into account when computing the offset.
20489 2007-02-09 Stuart Hastings <stuart@apple.com>
20490 Richard Henderson <rth@redhat.com>
20492 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20493 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20494 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
20495 fixuns_truncdfhi2): New.
20496 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
20497 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
20498 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
20499 (floatunssidf2): Allow nonimmediate source.
20500 * config/i386/sse.md (movdi_to_sse): New.
20501 (vec_concatv2di): Drop '*'.
20502 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
20503 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20504 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
20506 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
20507 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20508 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
20509 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
20510 (ix86_build_signbit_mask): Fix decl of v, refactor to call
20511 ix86_build_const_vector.
20512 (x86_emit_floatuns): Rewrite.
20514 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20516 * genautomata.c (longest_path_length): Delete unused function.
20517 (struct state): Delete unused longest_path_length.
20518 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
20519 (get_free_state): Delete unused.
20521 2007-02-09 Jan Hubicka <jh@suse.cz>
20523 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
20524 * doc/invoke.texi (inline-unit-growth): Update default value.
20526 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
20527 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
20528 (rebuild_cgraph_edges): Likewise.
20529 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
20530 (dump_cgraph_node): Dump frequencies.
20531 (cgraph_clone_edge): Add frequency scales.
20532 (cgraph_clone_node): Add freuqnecy.
20533 * cgraph.h (cgraph_edge): Add freuqnecy argument.
20534 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
20535 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
20536 * tree-pass.h (TODO_rebuild_frequencies): New constant.
20537 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
20538 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
20539 (save_inline_function_body): Likewise.
20540 * ipa-inline.c: inluce rtl.h
20541 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
20542 (cgraph_edge_badness): Use frequencies.
20543 (cgraph_decide_recursive_inlining): Update clonning.
20544 (cgraph_decide_inlining_of_small_function): Dump frequency.
20545 * predict.c (estimate_bb_frequencies): Export.
20546 * predict.h (estimate_bb_frequencies): Declare.
20547 * tree-inline.c (copy_bb): Watch overflows.
20548 (expand_call_inline): Update call of cgraph_create_edge.
20549 (optimize_inline_calls): Use TODO flags to update frequnecies.
20550 * passes.h: Include predict.h
20551 (init_optimization_passes): Move profile ahead.
20552 (execute_function_todo): Handle TODO_rebuild_frequencies.
20554 2007-02-09 Roger Sayle <roger@eyesopen.com>
20556 * config/alpha/alpha.c (emit_insxl): Force the first operand of
20557 the insbl or inswl pattern into a register.
20559 2007-02-09 Roger Sayle <roger@eyesopen.com>
20561 * config/ia64/ia64.md (bswapdi2): New define_insn.
20563 2007-02-09 Richard Henderson <rth@redhat.com>
20565 * config/i386/constraints.md (Ym): New constraint.
20566 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
20567 (movdi_1_rex64): Split sse and xmm general register moves from
20568 memory move alternatives. Use conditional register constraints.
20569 (movsf_1, movdf_integer): Likewise.
20570 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
20571 (movdf_integer_rex64): New.
20572 (pushsf_rex64): Fix output constraints.
20573 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
20574 (sse2_stored): Likewise.
20575 (sse2_storeq_rex64): New.
20576 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
20577 amd and not generic.
20578 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
20579 for optimize_size. Remove SF/DFmode hack.
20581 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20583 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
20586 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
20587 Richard Sandiford <richard@codesourcery.com>
20589 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
20590 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
20591 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
20592 m68k/t-mlib to tmake_file.
20593 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
20594 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
20595 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
20596 Allow it to be cf or m68k. Set m68k_arch_family. If that
20597 variable is not empty, add t-$m68k_arch_family to tmake_file.
20598 Add t-mlibs to tmake_file.
20599 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
20600 * config/m68k/t-cf: New file.
20601 * config/m68k/t-m68k: Likewise.
20602 * config/m68k/t-mlibs: Likewise.
20603 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20604 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20605 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20606 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20607 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
20609 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
20610 (INSTALL_LIBGCC): Delete.
20611 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20612 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20613 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20614 (M68K_MLIB_CPU): Define.
20615 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20616 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20617 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
20619 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
20620 Richard Guenther <rguenther@suse.de>
20622 PR middle-end/23361
20623 * fold-const.c (fold_comparison): Handle obfuscated comparisons
20624 against INT_MIN/INT_MAX.
20625 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
20626 file if a loop is removed.
20628 2007-02-09 Joseph Myers <joseph@codesourcery.com>
20630 * calls.c (store_one_arg): Pass correct alignment to
20631 emit_push_insn for non-BLKmode values.
20632 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
20633 unaligned stack slot via a suitably aligned slot.
20635 2007-02-08 DJ Delorie <dj@redhat.com>
20637 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
20639 (legal_subregs): Use unsigned char, make const.
20640 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
20642 2007-02-08 Paul Brook <paul@codesourcery.com>
20644 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
20645 special interworking needed.
20647 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
20649 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
20650 conditional to __SSE2__.
20651 (Entries below should have been added to first ChangeLog
20652 entry for amdfam10 dated 2007-02-05)
20653 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
20655 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
20657 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
20660 2007-02-08 DJ Delorie <dj@redhat.com>
20662 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
20663 * config/m32c/m32c.c (legal_subregs): New.
20664 (m32c_illegal_subreg_p): New.
20665 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
20666 unsupported subregs of hard regs.
20668 2007-02-08 Jan Hubicka <jh@suse.cz>
20670 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
20671 the same one; always update histograms.
20673 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20675 * passes.c (init_optimization_passes): Tidy comment.
20677 2007-02-08 Roger Sayle <roger@eyesopen.com>
20679 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
20680 strip zero_extend, bswap and rotates from POCOUNT's argument.
20681 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
20682 zero_extend and rotates from PARITY's argument.
20683 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
20684 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
20685 of an integer constant at compile-time.
20687 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20690 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
20692 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
20695 * tree-ssa-live.c (remove_unused_locals): Do not remove
20696 TREE_ADDRESSABLE variables.
20697 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
20698 * tree-ssa-operands.c (add_virtual_operand): Remove argument
20699 FOR_CLOBBER. Update all users.
20700 If VAR has an associated alias set, add a virtual operand for
20701 it if no alias is found to conflict with the memory reference.
20703 2007-02-07 Jan Hubicka <jh@suse.cz>
20704 Robert Kidd <rkidd@crhc.uiuc.edu>
20706 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
20708 2007-02-07 Ian Lance Taylor <iant@google.com>
20710 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
20712 2007-02-07 Roger Sayle <roger@eyesopen.com>
20714 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
20715 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
20716 tablejumpdi, movsi_to_cr_one): Remove constraints from
20717 define_expand's match_operands.
20719 2007-02-07 Roger Sayle <roger@eyesopen.com>
20721 * global.c (compute_regsets): Move declatation of "i" inside of
20722 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
20724 2007-02-07 Jakub Jelinek <jakub@redhat.com>
20727 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
20728 of INDIRECT_REF <RESULT_DECL>.
20730 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
20732 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
20733 Kaz Kojima <kkojima@gcc.gnu.org>
20736 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
20738 (sh_initialize_trampoline): Add parentheses to avoid a warning.
20740 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
20742 * doc/loop.texi: Document possibility not to perform disambiguation
20743 of loops with multiple latches.
20744 * cfgloopmanip.c (alp_enum_p): Removed.
20745 (add_loop): Handle subloops. Use get_loop_body_with_size.
20746 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
20747 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
20748 the new forwarder block.
20749 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
20750 Handle the case latch is NULL.
20751 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
20752 modifications when marking loop exits.
20753 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
20755 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
20756 disambiguate_loops_with_multiple_latches.
20757 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
20758 before fix_loop_structure.
20759 * cfgloop.c: Include pointer-set.h and output.h.
20760 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
20761 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
20762 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
20763 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
20764 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
20765 disambiguate_multiple_latches, get_loop_body_with_size,
20766 disambiguate_loops_with_multiple_latches): New functions.
20767 (flow_loop_dump): Dump multiple latch edges.
20768 (flow_loop_nodes_find): Handle loops with multiple latches.
20769 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
20770 (glb_enum_p): Modified.
20771 (get_loop_body): Use get_loop_body_with_size.
20772 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
20773 (AVOID_CFG_MODIFICATIONS): New constant.
20774 (disambiguate_loops_with_multiple_latches, add_loop,
20775 get_loop_body_with_size): Declare.
20776 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
20778 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
20780 PR inline-asm/28686
20781 * global.c (compute_regsets): New function.
20782 (global_alloc): Refactored ELIMINABLE_REGSET
20783 and NO_GLOBAL_ALLOC_REGS computation out.
20784 (rest_of_handle_global_alloc): Call compute_regsets()
20785 for non-optimizing case.
20787 2007-02-06 Richard Henderson <rth@redhat.com>
20789 * config/i386/constraints.md (Y2): Rename from Y.
20790 (Yi): New constraint.
20791 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
20792 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
20793 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
20794 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
20795 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
20796 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
20797 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
20798 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
20799 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
20800 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
20801 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
20802 vec_extractv2si_1): Change Y constraints to Y2.
20803 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
20804 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
20805 Change Y constraints to Y2.
20806 (sse2_loadld): Change Y constraints to x.
20808 2007-02-06 Roger Sayle <roger@eyesopen.com>
20810 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
20811 (parity<mode>2): New define_expand using rs6000_emit_parity.
20812 * config/rs6000/rs6000.c (rs6000_emit_popcount,
20813 rs6000_emit_parity): New functions.
20814 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
20815 rs6000_emit_parity): Prototype here.
20817 2007-02-06 Ian Lance Taylor <iant@google.com>
20819 * lower-subreg.c (simple_move_operand): Reject CONST.
20820 (resolve_clobber): Call validate_change rather than directly
20821 assigning to XEXP (pat, 0).
20823 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20825 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
20826 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
20827 (tree-cfg.o): Remove hashtab.h dependency.
20829 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
20830 (struct ivopts_data): Change niters to pointer_map_t.
20831 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
20832 (niter_for_exit): Create pointer_map on demand. Change for
20834 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
20835 (free_loop_data): Destroy data->niters if created and reset field.
20836 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
20837 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
20839 * tree-ssa-reassoc.c: Include pointer-set.h.
20840 (bb_rank): Change to long *.
20841 (operand_rank): Change to pointer_map_t.
20842 (find_operand_rank): Return long, -1 if not found. Declare as inline.
20843 (insert_operand_rank): Accept long.
20844 (operand_entry_hash, operand_entry_eq): Remove.
20845 (get_rank): Return long. Adjust for changes above.
20846 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
20848 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
20850 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
20851 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
20852 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
20854 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
20855 directly since it cannot be NULL.
20856 (get_vi_for_tree): Rewrite for pointer_map API.
20857 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
20858 (init_alias_vars): Create vi_for_tree as pointer_map.
20859 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
20861 * tree-cfg.c: Don't include hashtab.h.
20862 (edge_to_cases): Declare as pointer_map.
20863 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
20865 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
20866 (start_recording_case_labels): Create edge_to_cases as pointer_map.
20867 (end_recoding_case_labels): Cleanup edge_to_cases manually before
20869 (record_switch_edge): Delete.
20870 (get_cases_for_edge): Adjust for pointer_map API, inline
20871 record_switch_edge (rewritten for new API), remove goto.
20873 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20875 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
20876 * tree-nested.c: Include pointer-set.h.
20877 (var_map_elt, var_map_eq, var_map_hash): Delete.
20878 (struct nesting_info): Remove GTY marker. Change the two htab_t's
20879 to pointer_map_t's.
20880 (nesting_info_bitmap_obstack): New.
20881 (lookup_field_for_decl): Adjust for pointer_map API.
20882 (lookup_tramp_for_decl): Adjust for pointer_map API.
20883 (get_nonlocal_debug_decl): Adjust for pointer_map API.
20884 (get_local_debug_decl): Adjust for pointer_map API.
20885 (convert_nl_goto_reference): Adjust for pointer_map API.
20886 (convert_nl_goto_receiver): Adjust for pointer_map API.
20887 (create_nesting_tree): Create outside GGC space. Create bitmap on
20888 the new obstack. Create field_map and var_map as pointer_maps.
20889 (free_nesting_tree): Adjust for changes to create_nesting_tree.
20891 (lower_nested_functions): Move root here, no need to NULL it.
20892 Initialize and release the obstack.
20894 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
20896 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
20897 Remove prototypes and make them non-static.
20898 (struct tree_int_map): Remove.
20899 * tree.h (struct tree_int_map): Move here, turning TO into an
20901 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
20903 * tree.h (TREE_COMPLEXITY): Remove.
20904 (struct tree_exp): Remove complexity field.
20905 * tree.c (build1_stat): Don't set it.
20907 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
20908 Victor Kaplansky <victork@il.ibm.com>
20910 * tree-vectorizer.c (vect_is_simple_use): Support induction.
20911 (vect_is_simple_reduction): Support reduction with induction as
20912 one of the operands.
20913 (vect_is_simple_iv_evolution): Fix formatting.
20914 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
20915 formatting. Don't mark induction phis for vectorization.
20916 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
20917 * tree-vect-transform.c (get_initial_def_for_induction): New function.
20918 (vect_get_vec_def_for_operand): Support induction.
20919 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
20921 (vectorizable_reduction): Support reduction with induction as one of
20923 (vectorizable_type_demotion): Use def-type of stmt argument rather
20924 than dummy def-type.
20926 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
20927 flag_tree_scev_cprop.
20928 * common.opt (tree-scev-cprop): New flag.
20930 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
20931 call to vect_get_new_vect_var.
20933 2007-02-06 Ira Rosen <irar@il.ibm.com>
20935 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
20936 vectype is not NULL.
20937 (vect_pattern_recog_1): Likewise.
20939 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20941 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
20942 (fold_negate_expr): Likewise.
20944 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
20947 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
20948 even if cv-qualification is the same.
20950 2007-02-05 Geoffrey Keating <geoffk@apple.com>
20952 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
20953 __enable_execute_stack on completion.
20955 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20957 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
20958 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
20959 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
20960 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
20961 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
20962 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
20963 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
20964 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
20966 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20968 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
20969 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
20970 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
20971 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
20972 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
20973 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
20974 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
20975 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
20976 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
20977 umuldi3_highpart_rex64, umulsi3_highpart_insn,
20978 umulsi3_highpart_zext, smuldi3_highpart_rex64,
20979 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
20980 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
20981 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
20982 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
20983 sqrtextenddfxf2_i387): Added amdfam10_decode.
20985 * config/i386/athlon.md (athlon_idirect_amdfam10,
20986 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
20987 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
20988 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
20989 athlon_ivector_store_amdfam10): New define_insn_reservation.
20990 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
20993 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20995 * config/i386/athlon.md (athlon_call_amdfam10,
20996 athlon_pop_amdfam10, athlon_lea_amdfam10): New
20997 define_insn_reservation.
20998 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
20999 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
21000 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
21002 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21004 * config/i386/athlon.md (athlon_sseld_amdfam10,
21005 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
21006 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
21008 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21010 * config/i386/athlon.md (athlon_sseins_amdfam10): New
21011 define_insn_reservation.
21012 * config/i386/i386.md (sseins): Added sseins to define_attr type
21013 and define_attr unit.
21014 * config/i386/sse.md: Set type attribute to sseins for insertq
21017 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21019 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
21020 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
21021 ssecomi_load_amdfam10, ssecomi_amdfam10,
21022 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
21023 define_insn_reservation.
21024 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
21026 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21028 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
21029 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
21030 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
21031 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
21032 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
21033 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
21034 define_insn_reservation.
21036 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
21037 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
21038 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
21039 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
21040 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
21042 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21044 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
21045 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
21046 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
21047 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
21048 athlon_ssemul_load_k8): Added amdfam10.
21050 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21052 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
21053 (x86_sse_unaligned_move_optimal): New variable.
21055 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
21057 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
21058 for unaligned vector SSE double/single precision loads for AMDFAM10.
21060 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21062 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
21063 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
21064 Define TARGET_CPU_DEFAULT_amdfam10.
21065 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
21066 (processor_type): Add PROCESSOR_AMDFAM10.
21068 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
21069 processor_type in config/i386/i386.h.
21070 Enable imul peepholes for TARGET_AMDFAM10.
21072 * config.gcc: Add support for --with-cpu option for amdfam10.
21074 * config/i386/i386.c (amdfam10_cost): New variable.
21075 (m_AMDFAM10): New macro.
21076 (m_ATHLON_K8_AMDFAM10): New macro.
21077 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
21078 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
21079 x86_promote_QImode, x86_integer_DFmode_moves,
21080 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21081 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
21082 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
21083 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
21084 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
21085 Enable/disable for amdfam10.
21086 (override_options): Add amdfam10_cost to processor_target_table.
21087 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
21088 processor_alias_table.
21089 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
21090 (ix86_adjust_cost): Add code for amdfam10.
21092 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21094 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
21095 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
21096 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
21097 * config/i386/i386.h: Add builtin definition for SSE4A.
21098 * config/i386/i386.md: Add support for ABM instructions
21099 (popcnt and lzcnt).
21100 * config/i386/sse.md: Add support for SSE4A instructions
21101 (movntss, movntsd, extrq, insertq).
21102 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
21103 Add -march=amdfam10 flag.
21104 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
21105 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
21107 * doc/extend.texi: Add documentation for SSE4A builtins.
21109 2007-02-05 Bob Wilson <bob.wilson@acm.org>
21111 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
21113 2007-02-05 Richard Guenther <rguenther@suse.de>
21115 * tree-vectorizer.h (vectorizable_function): Add argument type
21116 argument, change return type.
21117 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
21118 * tree-vect-transform.c (vectorizable_function): Handle extra
21119 argument, return vectorized function decl.
21120 (build_vectorized_function_call): Remove.
21121 (vectorizable_call): Handle calls with result and argument types
21122 differing. Handle loop vectorization factor correctly.
21123 * targhooks.c (default_builtin_vectorized_function): Adjust for
21125 * targhooks.h (default_builtin_vectorized_function): Likewise.
21126 * target.h (builtin_vectorized_function): Add argument type
21128 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
21129 extra argument, allow vectorizing of lrintf.
21130 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
21131 documentation of target hook.
21133 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
21136 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
21137 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
21138 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
21140 2007-02-05 Roger Sayle <roger@eyesopen.com>
21142 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
21143 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
21144 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
21145 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
21146 before canonicalizing sincos to cexpi.
21147 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
21149 2007-02-05 Roger Sayle <roger@eyesopen.com>
21151 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
21152 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
21153 (alpha_init_builtins): Use alpha_add_builtins to process tables.
21155 2007-02-05 Roger Sayle <roger@eyesopen.com>
21157 * mips-tfile.c (initialize_init_file): Correct endianness test.
21159 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
21161 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
21162 the 'y' constraint.
21164 2007-02-05 Richard Sandiford <richard@codesourcery.com>
21166 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
21167 saves in a PARALLEL before the register assignments.
21169 2007-02-05 Richard Sandiford <richard@codesourcery.com>
21171 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
21172 DWARF_FRAME_RETURN_COLUMN to be a general register.
21173 * dwarf2out.c (init_return_column_size): New function, split from...
21174 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
21175 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
21176 to be nongeneral registers.
21177 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
21179 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
21180 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
21182 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
21184 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
21186 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
21188 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
21189 (remove_path): Use can_remove_branch_p and remove_branch instead
21190 of loop_delete_branch_edge.
21191 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
21192 (tree_transform_and_unroll_loop): Remove dead branches immediately.
21193 Update profile using scale_dominated_blocks_in_loop.
21194 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
21195 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
21196 (can_remove_branch_p, remove_branch): Declare.
21197 * tree-cfg.c (tree_can_remove_branch_p): New function.
21198 (tree_cfg_hooks): Add tree_can_remove_branch_p.
21199 * cfgrtl.c (rtl_can_remove_branch_p): New function.
21200 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
21202 2007-02-05 Jan Hubicka <jh@suse.cz>
21204 PR middle-end/30696
21205 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
21206 nodes in cgraph, don't remove offline copy of the function.
21208 2007-02-04 Jan Hubicka <jh@suse.cz>
21210 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
21211 vectors might cause maybe_lookup_element_for_expr to be called
21212 on non-sra-candidate.
21214 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21216 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
21217 config/bfin/bfin.md, config/bfin/predicates.md: Follow
21218 spelling conventions.
21220 2007-02-04 Richard Guenther <rguenther@suse.de>
21222 PR middle-end/30636
21223 * fold-const.c (try_move_mult_to_index): Make sure to not
21224 overflow one dimension of a multi-dimensional array access.
21226 2007-02-04 Jan Hubicka <jh@suse.cz>
21228 * passes.c (init_optimization_passes): Reindent.
21230 2007-02-04 Jan Hubicka <jh@suse.cz>
21231 Eric Botcazou <ebotcazou@adacore.com>
21233 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
21234 (execute_fixup_cfg): Break out the abnormal goto code.
21235 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
21236 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
21237 (optimize_inline_calls): Call make_nonlocal_label_edges.
21239 2007-02-04 Jan Hubicka <jh@suse.cz>
21241 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
21242 true when something was changed.
21243 (rename_ssa_copies): When something was changed, do
21244 TODO_remove_unused_locals.
21245 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21246 add TODO_remove_unused_locals when instruction was removed.
21248 2007-02-04 Jan Hubicka <jh@suse.cz>
21250 * ipa-inline.c (try_inline): Improve debug output; work on already
21252 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
21253 call try_inline for already inlined edges too when flattening;
21254 inline also functions that make callee growth but overall unit size
21257 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21259 * config/m32c/bitops.md, config/m32c/jump.md,
21260 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
21261 config/m32r/m32r.h, config/m32r/m32r.md,
21262 config/m32r/predicates.md, config/m68hc11/larith.asm,
21263 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
21264 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
21265 config/mips/mips-protos.h, config/mips/mips.c,
21266 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
21267 config/mn10300/mn10300.h, config/mn10300/predicates.md,
21268 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
21269 spelling conventions.
21271 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
21272 Follow spelling conventions.
21274 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
21276 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
21277 warn about C++0x compatibility.
21279 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21281 * config/h8300/h8300.c, config/h8300/h8300.h,
21282 config/h8300/h8300.md: Follow spelling conventions.
21284 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
21286 PR middle-end/30667
21287 * combine.c (try_combine): Do not substitute source operand
21288 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
21290 2007-02-03 Jan Hubicka <jh@suse.cz>
21292 PR gcov-profile/30650
21293 * value-prof.c (stringop_block_profile): Fix handling of size counter;
21294 do not divide by zero for never executed counters.
21295 (tree_find_values_to_profile): Fix counters.
21296 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
21298 2007-02-03 Ian Lance Taylor <iant@google.com>
21300 * lower-subreg.c (simple_move_operand): New static function,
21301 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
21303 (simple_move): Call simple_move_operand.
21304 (find_decomposable_subregs): Add special handling of MEMs.
21305 (can_decompose_p): Rename from cannot_decompose_p. Reverse
21306 meaning of return value. If we see a hard register, test whether
21307 it can store a word_mode value. Change all callers.
21309 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21311 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
21312 ftrapv insns and expanders.
21313 (subdi3): Change define_expand operand 1 to arith11_operand, and
21314 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
21315 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
21316 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
21319 PR middle-end/30174
21320 * varasm.c (notice_global_symbol): Treat global objects as weak when
21321 flag_shlib is true.
21323 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21325 * emit-rtl.c (dconstpi): Delete.
21326 (dconstsqrt2): New.
21327 (init_emit_once): Delete dconstpi and init dconstsqrt2.
21328 * real.h (dconstpi): Delete.
21329 (dconstsqrt2): New.
21330 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
21331 (fold_builtin_hypot): Likewise.
21333 2007-02-03 Tom Tromey <tromey@redhat.com>
21336 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
21337 -gcoff3, -gxcoff3, -gvms3 implies -dD.
21339 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
21341 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
21342 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
21343 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
21344 config/rs6000/cell.md, config/rs6000/darwin.h,
21345 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
21346 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
21347 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
21348 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
21349 typos. Follow spelling conventions.
21350 * doc/invoke.texi: Follow spelling conventions.
21352 2007-02-03 Roger Sayle <roger@eyesopen.com>
21354 * simplify-rtx.c (simplify_relational_operation_1): Implement some
21355 canonicalization transformations that attempt to simplify integer
21356 constant comparisons to become comparisons against zero.
21358 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21360 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
21362 * fold-const.c (fold_binary): Fix comment typos. Fold complex
21363 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
21365 2007-02-02 Mike Stump <mrs@apple.com>
21367 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
21368 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
21369 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
21370 generate a branch island.
21372 2007-02-02 Bob Wilson <bob.wilson@acm.org>
21374 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
21375 (xtensa_legitimate_address_p): New.
21376 (xtensa_legitimize_address): New.
21377 (xtensa_output_addr_const_extra): New.
21378 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
21380 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
21381 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
21382 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
21383 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
21384 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
21385 (xtensa_legitimize_address): New.
21386 (xtensa_output_addr_const_extra): New.
21388 2007-02-02 Steve Ellcey <sje@cup.hp.com>
21390 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
21392 2007-02-02 Ian Lance Taylor <iant@google.com>
21394 * expmed.c (expand_divmod): Add comment.
21396 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
21398 * emit-rtl.c (renumber_insns): Remove.
21399 * flags.h: Remove the extern for flag_renumber_insns.
21400 * rtl.h: Remove the prototype for renumber_insns.
21401 * toplev.c (flag_renumber_insns): Remove.
21403 2007-02-02 Hui-May Chang <hm.chang@apple.com>
21405 Revert for x86 darwin:
21406 2005-06-19 Uros Bizjak <uros@kss-loka.si>
21408 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
21409 code before the following patch under TARGET_MACHO.
21410 (ix86_function_value_regno_p): Likewise.
21412 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21414 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
21417 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21420 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
21421 loads to general or fp registers. Add comments.
21422 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
21424 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
21426 * pointer-set.c (insert_aux): Only return insertion slot.
21427 (pointer_set_insert): Adjust.
21428 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
21429 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
21430 pointer_map_traverse): New.
21431 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
21432 pointer_map_create, pointer_map_destroy, pointer_map_insert,
21433 pointer_map_contains, pointer_map_traverse): Declare.
21435 2007-02-02 Jakub Jelinek <jakub@redhat.com>
21437 PR middle-end/30473
21438 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
21439 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
21441 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21443 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
21445 (struct _dep): New type.
21446 (dep_t): New typedef.
21447 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
21448 (DEP_STATUS): New access macro. The macro with the same name was
21449 renamed to DEP_LINK_STATUS.
21450 (dep_init): Declare function
21452 (struct _dep_link): New type.
21453 (dep_link_t): New typedef.
21454 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
21455 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
21456 (DEP_LINK_STATUS): New macro.
21457 (debug_dep_links): New debug function.
21459 (struct _deps_list): New type.
21460 (deps_list_t): New typedef.
21461 (DEPS_LIST_FIRST): New access macro.
21462 (FOR_EACH_DEP_LINK): New cycle macro.
21463 (create_deps_list, free_deps_list, delete_deps_list): Declare
21465 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
21466 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
21467 (copy_deps_list_change_con): Ditto.
21469 (move_dep_link): Declare function.
21471 (struct _dep_node): New type.
21472 (dep_node_t): New typedef.
21473 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
21475 (struct haifa_insn_data.back_deps): New field to hold backward
21476 dependencies of the insn.
21477 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
21479 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
21480 Change its type to deps_list_t.
21481 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
21482 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
21483 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
21485 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
21487 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
21489 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
21491 (dep_cost): Declare.
21493 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
21494 (ds_to_dk, dk_to_ds): New functions.
21496 (init_dep_1): New static function.
21497 (init_dep): New function.
21498 (copy_dep): New static function.
21500 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
21502 (detach_dep_link): New static function.
21503 (move_dep_link): New function.
21505 (dep_links_consistent_p, dump_dep_links): New static functions.
21506 (debug_dep_links): New debugging function.
21508 (deps_obstack, dl_obstack, dn_obstack): New static variables.
21510 (alloc_deps_list, init_deps_list): New static functions.
21511 (create_deps_list): New function.
21512 (clear_deps_list): New static function.
21513 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
21514 (deps_list_consistent_p, dump_deps_list): New static functions.
21515 (debug_deps_list): New function.
21516 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
21518 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
21520 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
21521 use new scheduler dependencies lists.
21522 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
21523 (sched_analyze): Ditto. Initialize dependencies lists.
21524 (add_forw_dep, compute_forward_dependences): Update to use new
21525 scheduler dependencies lists.
21527 (init_dependency_caches): Init deps_obstack.
21528 (free_dependency_caches): Free deps_obstack.
21530 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
21531 new scheduler dependencies lists.
21532 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
21533 (add_back_forw_dep, delete_back_forw_dep): Ditto.
21535 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
21536 Update to use new scheduler dependencies lists.
21537 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
21538 (debug_dependencies): Ditto.
21539 (schedule_region): Update comments.
21541 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
21542 scheduler dependencies lists.
21543 (schedule_ebb): Update comments.
21545 * rtl.def (DEPS_LIST): Remove.
21547 * lists.c (unused_deps_list): Remove.
21548 (free_list): Update assertions.
21550 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
21551 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21553 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
21554 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21556 * haifa-sched.c (comments): Update.
21557 (insn_cost1): Remove. Inline the code into insn_cost ().
21558 (insn_cost): Update to use new scheduler dependencies lists. Move
21559 processing of the dependency cost to dep_cost ().
21560 (dep_cost): New function. Use it instead of insn_cost () when
21561 evaluating cost of the dependency. Use compatible interface to
21562 interact with the target.
21563 (priority): Update to use new scheduler dependencies lists.
21564 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
21565 with greater number of insns that depend on the insn.
21566 (schedule_insn): Update to use new scheduler dependencies lists. Add
21567 code to free backward dependencies lists. Inline and optimize code
21568 from resolve_dep () - see PR28071.
21569 (ok_for_early_queue_removal): Update to use new scheduler dependencies
21570 lists. Update call to targetm.sched.is_costly_dependence hook.
21572 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
21573 scheduler dependencies lists.
21575 (resolve_dep): Remove. Move the logic to schedule_insn ().
21576 (init_h_i_d): Initialize dependencies lists.
21578 (process_insn_depend_be_in_spec): Rename to
21579 process_insn_forw_deps_be_in_spec. Update to use new scheduler
21580 dependencies lists.
21581 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
21582 Update to use new scheduler dependencies lists.
21583 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
21585 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
21586 new scheduler dependencies lists.
21587 (build_intra_loop_deps): Ditto.
21589 * target.h (struct _dep): Declare to use in
21590 gcc_target.sched.is_costly_dependence.
21591 (struct gcc_target.sched.adjust_cost): Fix typo.
21592 (struct gcc_target.sched.is_costly_dependence): Change signature to
21593 use single dep_t parameter instead of an equivalent triad.
21594 (struct gcc_target.sched.adjust_cost_2): Remove.
21596 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
21598 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
21600 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
21602 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
21604 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
21605 (REG_DEP_TRUE): Document.
21607 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
21608 Change signature to correspond to the targetm.sched.adjust_cost hook.
21609 Update use in TARGET_SCHED_ADJUST_COST_2.
21610 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
21611 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
21612 new scheduler dependencies lists.
21613 (ia64_gen_check): Ditto.
21615 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
21616 scheduler dependencies lists.
21618 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
21619 signature to correspond to the targetm.sched.is_costly_dependence hook.
21620 (is_costly_group): Update to use new scheduler dependencies lists.
21622 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
21623 instead of INSN_COST () macro.
21625 2007-02-01 Ian Lance Taylor <iant@google.com>
21627 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
21629 2007-02-01 Guy Martin <gmsoft@gentoo.org>
21631 * pa.md (tp_load): Correct mfctl instruction syntax.
21633 2007-02-01 Geoffrey Keating <geoffk@apple.com>
21635 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
21636 altivec_padding_size calculation on AIX. Improve comment, add
21637 assert to verify that it's right.
21639 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
21642 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
21644 PR inline-asm/28686
21645 * global.c (global_alloc): Add mising initialization of
21648 2007-02-01 Roger Sayle <roger@eyesopen.com>
21650 * alias.c (init_alias_analysis): Correct whitespace.
21651 * bb-reorder.c (fix_edges_for_rarely_executed_code,
21652 partition_hot_cold_basic_blocks): Likewise.
21653 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
21654 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
21655 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
21656 fold_builtin_snprintf_chk, fold_builtin_printf,
21657 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
21658 do_mpfr_arg3, do_mpfr_sincos): Likewise.
21659 * cfgcleanup.c (cleanup_cfg): Likewise.
21660 * cfgexpand.c (tree_expand_cfg): Likewise.
21661 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
21662 * function.c (get_next_funcdef_no): Likewise.
21663 * gengtype.c (main): Likewise.
21664 * genmodes.c (main): Likewise.
21665 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
21666 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
21667 * ifcvt.c (noce_emit_move_insn): Likewise.
21668 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
21670 * stor-layout.c (get_best_mode): Likewise.
21671 * tree-ssa-loop-niter.c (get_val_for): Likewise.
21672 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
21673 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
21674 perform_var_substitution, solve_graph): Likewise.
21675 * tree-vrp.c (vrp_finalize): Likewise.
21677 2007-02-01 Ian Lance Taylor <iant@google.com>
21679 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
21680 high part of a paradoxical subreg, return a constant zero.
21682 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
21684 * toplev.c (lang_dependent_init): Call init_set_costs.
21685 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
21687 2007-02-01 Richard Guenther <rguenther@suse.de>
21689 PR middle-end/30656
21690 * fold-const.c (fold_negate_expr): Allow negating a
21691 constant if overflow does not change.
21693 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21695 * doc/c-tree.texi (Expression trees): Improve markup.
21696 * doc/tm.texi (Register Classes, Addressing Modes)
21697 (Floating Point): Fix spacing after abbreviations. Fix some
21700 2007-02-01 Ben Elliston <bje@au.ibm.com>
21702 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
21703 * doc/contrib.texi: Likewise.
21704 * doc/install.texi: Likewise.
21706 2007-01-31 Richard Henderson <rth@redhat.com>
21707 Ian Lance Taylor <iant@google.com>
21709 * lower-subreg.c: New file.
21710 * rtl.def (CONCATN): Define.
21711 * passes.c (init_optimization_passes): Add pass_lower_subreg and
21712 pass_lower_subreg2.
21713 * emit-rtl.c (update_reg_offset): New static function, broken out
21714 of gen_rtx_REG_offset.
21715 (gen_rtx_REG_offset): Call update_reg_offset.
21716 (gen_reg_rtx_offset): New function.
21717 * regclass.c: Revert patch of 2006-03-05, restoring
21719 (clear_reg_info_regno): New function.
21720 * dwarf2out.c (concatn_loc_descriptor): New static function.
21721 (loc_descriptor): Handle CONCATN.
21722 * common.opt (fsplit_wide_types): New option.
21723 * opts.c (decode_options): Set flag_split_wide_types when
21725 * timevar.def (TV_LOWER_SUBREG): Define.
21726 * rtl.h (gen_reg_rtx_offset): Declare.
21727 (reg_scan_update): Declare.
21728 * regs.h (clear_reg_info_regno): Declare.
21729 * tree-pass.h (pass_lower_subreg): Declare.
21730 (pass_lower_subreg2): Declare.
21731 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
21732 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
21733 -fsplit-wide-types.
21734 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
21735 * Makefile.in (OBJS-common): Add lower-subreg.o.
21736 (lower-subreg.o): New target.
21738 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21740 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
21742 2007-01-31 Anatoly Sokolov <aesok@post.ru>
21745 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
21747 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21749 PR middle-end/29335
21750 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
21752 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
21754 * cfgloop.h: Include vec-prim.h.
21755 (enum li_flags): Remove LI_ONLY_OLD.
21756 (loop_iterator): Changed.
21757 (fel_next, fel_init): Iterate over loop tree.
21758 (FOR_EACH_LOOP_BREAK): New macro.
21759 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
21761 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
21762 * modulo-sched.c (sms_schedule): Ditto.
21763 * tree-vectorizer.c (vectorize_loops): Ditto.
21764 * doc/loop.texi: Update information on loop numbering and behavior of
21765 FOR_EACH_LOOP wrto new loops.
21766 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
21767 add_to_evolution_1): Test nestedness of loops instead of comparing
21769 * tree-chrec.c (chrec_fold_plus_poly_poly,
21770 chrec_fold_multiply_poly_poly, chrec_evaluate,
21771 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
21772 reset_evolution_in_loop): Ditto.
21773 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
21775 2007-01-31 Dirk Mueller <dmueller@suse.de>
21777 * c-common.c (warn_about_parentheses): Separate warning about
21778 un-parenthized sequence of comparison operators from the one
21779 which is supposed to warn about x <= y <= z.
21781 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
21783 * optabs.h (enum optab_index): Add new OTI_isinf.
21784 (isinf_optab): Define corresponding macro.
21785 * optabs.c (init_optabs): Initialize isinf_optab.
21786 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
21788 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
21789 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
21791 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
21792 expand_builtin_interclass_mathfn.
21793 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
21794 * config/i386/i386.md (UNSPEC_FXAM): New constant.
21795 (fxam<mode>2_i387): New insn pattern.
21796 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
21797 built-in functions as x87 inline asm.
21799 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21801 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
21803 2007-01-30 Eric Christopher <echristo@apple.com>
21805 * config.gcc: Add geode.
21807 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21809 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
21810 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
21811 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
21812 value-prof.c: Fix comment typos.
21814 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21817 * doc/invoke.texi (Wpointer-arith): Document warning.
21819 2007-01-30 Janis Johnson <janis187@us.ibm.com>
21821 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
21822 the list of discrepancies from the draft TR.
21824 2007-01-30 Dirk Mueller <dmueller@suse.de>
21827 * doc/invoke.texi (-Wreturn-type): Update description to
21828 match new behavior.
21830 2007-01-30 Richard Sandiford <richard@codesourcery.com>
21832 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
21834 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
21836 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
21837 to handle optabs that operate on floating point input argument and
21838 output to integer output.
21839 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
21840 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
21841 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
21842 expand_builtin_interclass_mathfn ().
21843 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
21844 (ilogbsi2): Remove.
21845 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
21846 ilogbl built-in functions as x87 intrinsics.
21848 2007-01-30 Richard Guenther <rguenther@suse.de>
21850 PR middle-end/27657
21851 * dwarf2out.c (reference_to_unused): Query varpool if the
21852 variable was output.
21854 2007-01-30 Richard Guenther <rguenther@suse.de>
21856 PR middle-end/30313
21857 * passes.c (execute_one_pass): Reset in_gimple_form to not
21858 confuse non-unit-at-a-time mode.
21860 2007-01-29 Roger Sayle <roger@eyesopen.com>
21861 Richard Guenther <rguenther@suse.de>
21863 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
21864 avoid undefined behaviour on overflow. Use force_fit_type_double
21865 to construct the constant with the specified TREE_OVERFLOW.
21867 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21869 * config/dfp-bit.c: Add parameterized support for fp exceptions.
21870 * config/dfp-bit.h: Ditto.
21872 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21874 * c-decl.c (pop_scope): Replace warnings with call to
21875 warn_for_unused_label.
21876 * c-common.h (warn_for_unused_label): Declare.
21877 * c-common.c (warn_for_unused_label): Define.
21879 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21881 * tree-optimize.c (update_inlined_to_pointers): Delete unused
21884 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21886 * Makefile.in (USER_H): Remove decfloat.h.
21887 * ginclude/decfloat.h: Delete, moving contents to ...
21888 * ginclude/float.h: Add support for decimal floating point,
21889 guarded by __STDC_WANT_DEC_FP__.
21891 2007-01-29 Mike Stump <mrs@apple.com>
21893 * doc/gccint.texi (Top): Rename Loop Representation to Loop
21894 Analysis and Representation to resolve case insensitive conflict.
21895 * doc/loop.texi (Loop Analysis and Representation): Likewise.
21897 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
21899 * tree.h (struct tree_memory_tag): Add aliases member.
21900 (MTAG_ALIASES): New macro.
21901 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
21902 (add_may_alias): Remove pointer-set. Update for may_aliases being
21904 (mark_aliases_call_clobbered): Update for may_aliases being a
21906 (compute_tag_properties): Ditto.
21907 (create_partition_for): Ditto.
21908 (compute_memory_partitions): Ditto.
21909 (dump_may_aliases_for): Ditto.
21910 (is_aliased_with): Ditto.
21911 (add_may_alias_for_new_tag): Ditto.
21912 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
21913 (compute_is_aliased): New function.
21914 (compute_may_aliases): Call compute_is_aliased).
21915 (init_alias_info): Initialize alias_bitmap_obstack.
21916 (union_alias_set_into): New function.
21917 (compute_flow_sensitive_aliasing): Use union_aliases_into.
21918 (have_common_aliases_p): Rewrite to take two bitmaps and use
21920 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
21921 Update for bitmaps.
21922 (finalize_ref_all_pointers): Update for add_may_alias changes.
21923 (new_type_alias): Ditto.
21924 * tree-flow-inline.h (may_aliases): Return a bitmap.
21925 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
21926 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
21927 may_aliases being a bitmap.
21928 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
21929 may_aliases now returns a bitmap.
21930 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
21932 * tree-ssa-operands.c (add_virtual_operand): Update for
21933 may_aliases being a bitmap.
21935 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
21937 PR tree-optimization/30630
21938 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
21939 variable as changed.
21941 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
21944 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
21945 expanded only once even if an error occurs.
21947 2007-01-29 Ben Elliston <bje@au.ibm.com>
21949 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
21950 (__gcov_average_profiler): Likewise.
21951 (__gcov_ior_profiler): Likewise.
21952 (__gcov_merge_ior): Likewise.
21954 2007-01-28 Jan Hubicka <jh@suse.cz>
21956 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
21957 * value-prof.c (stringop_block_profile): Likewise.
21959 2007-01-28 Jan Hubicka <jh@suse.cz>
21961 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
21962 Add variant handling histograms; add wrapper.
21963 (clear_storage_via_libcall): Export.
21964 (emit_block_move_hints): Break out from ...; add histograms.
21965 (emit_block_move): ... this one.
21966 (clear_storage_hints): Break out from ...; add histograms.
21967 (clear_storage): ... this one.
21968 (set_storage_via_memset): Handle histogram.
21969 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
21970 (clear_storage_hints, clear_storage_via_libcall): Declare.
21971 (set_storage_via_setmem): Update prototype.
21972 * doc/md.texi (movmem, setmem): Document new arguments.
21974 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
21975 Add new histograms.
21976 (stringop_block_profile): New global function.
21977 (tree_stringops_values_to_profile): Profile block size and alignment.
21978 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
21980 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
21981 (stringop_block_profile): Declare.
21982 * builtins.c: Include value-prof.h.
21983 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
21984 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
21985 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
21986 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
21987 * profile.c (instrument_values): Add new counters.
21988 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
21990 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
21991 (tree_init_edge_profiler): Build new profilers.
21992 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
21993 (pass_tree_profile): Add dump.
21994 (tree_profile_hooks): Update.
21995 * Makefile.in (LIBGCOV): Add new constants.
21996 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
21997 __gcov_ior_profiler): New.
21998 * i386.md (movmem/setmem expanders): Add new optional arguments.
22000 2007-01-28 David Edelsohn <edelsohn@gnu.org>
22002 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
22004 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22006 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
22007 (tree_unswitch_single_loop): Pass eni_size_weights to
22008 tree_num_loop_insns.
22009 * tree-ssa-loop-manip.c: Include tree-inline.h.
22010 (can_unroll_loop_p): Pass eni_size_weights to
22011 tree_num_loop_insns.
22012 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
22013 Pass eni_size_weights to estimate_num_insns.
22014 * tree.h (init_inline_once): Export.
22015 * toplev.c (backend_init): Call init_inline_once.
22016 * cgraphunit.c (cgraph_process_new_functions,
22017 cgraph_analyze_function): Pass eni_inlining_weights to
22018 estimate_num_insns.
22019 * ipa-inline.c (compute_inline_parameters): Ditto.
22020 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
22021 to estimate_num_insns.
22022 (try_unroll_loop_completely): Pass eni_size_weights to
22023 tree_num_loop_insns.
22024 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
22025 ot estimate_num_insns.
22026 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
22027 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
22028 * tree-inline.c (eni_inlining_weights, eni_size_weights,
22029 eni_time_weights): New variables.
22030 (init_inline_once): Initialize them.
22031 (struct eni_data): Mew.
22032 (estimate_num_insns_1, estimate_num_insns): Use weights.
22033 * tree-inline.h (struct eni_weights_d): New.
22034 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
22035 (estimate_num_insns): Declaration changed.
22036 * cfgloop.h (tree_num_loop_insns): Declaration changed.
22037 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
22038 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
22040 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22042 * tree-data-ref.c (conflict_fn): Assert that the number of affine
22043 relations in the conflict function is valid.
22045 2007-01-27 Ian Lance Taylor <iant@google.com>
22047 * common.opt: Add fstrict-overflow.
22048 * opts.c (decode_options): Set flag_strict_overflow if -O2.
22049 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
22050 (TYPE_OVERFLOW_UNDEFINED): Define.
22051 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
22053 * tree.h (TYPE_TRAP_SIGNED): Don't define.
22054 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
22055 (fold_negate_expr): Likewise.
22056 (make_range): Likewise.
22057 (extract_muldiv_1): Likewise.
22058 (maybe_canonicalize_comparison): Likewise.
22059 (fold_comparison): Likewise.
22060 (fold_binary): Likewise.
22061 (tree_expr_nonnegative_p): Likewise.
22062 (tree_expr_nonzero_p): Likewise.
22063 * tree-vrp.c (compare_values): Likewise.
22064 (extract_range_from_binary_expr): Likewise.
22065 (extract_range_from_unary_expr): Likewise.
22066 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
22068 (nowrap_type_p): Likewise.
22069 * tree-scalar-evolution.c (simple_iv): Likewise.
22070 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
22071 (build_range_check): Likewise.
22072 (extract_muldiv_1): Likewise.
22073 (fold_comparison): Likewise.
22074 * tree-vrp.c (vrp_int_const_binop): Likewise.
22075 (extract_range_from_unary_expr): Likewise.
22076 * convert.c (convert_to_integer): Likewise.
22077 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
22078 (fold_comparison): Likewise.
22079 (fold_binary): Likewise.
22080 * optabs.c (optab_for_tree_code): Likewise.
22081 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
22082 * simplify-rtx.c (simplify_const_relational_operation): Check
22083 flag_strict_overflow and flag_trapv.
22084 (simplify_const_relational_operation): Likewise.
22085 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
22086 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
22089 2007-01-27 Roger Sayle <roger@eyesopen.com>
22091 * tree.c (tree_fold_gcd): Delete.
22092 * tree.h (tree_fold_gcd): Remove prototype.
22093 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
22094 test whether one constant integer is a multiple of another. Instead
22095 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
22096 * fold-const.c (multiple_of_p): We've determined both TOP and
22097 BOTTOM are integer constants so we can call int_const_binop directly
22098 instead of the more generic const_binop.
22100 2007-01-27 Roger Sayle <roger@eyesopen.com>
22102 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
22103 1*X check that the constant hasn't overflowed, to preserve the
22105 (round_up): Provide an efficient implementation when rouding-up an
22106 INTEGER_CST to a power-of-two.
22108 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22110 * doc/sourcebuild.texi: Add comma for clarity.
22111 * doc/extend.texi: Fix some typos.
22112 * doc/passes.texi: Likewise.
22113 * doc/cppinternals.texi: Likewise.
22114 * doc/c-tree.texi: Likewise.
22115 * doc/tree-ssa.texi: Likewise.
22116 * doc/install.texi: Likewise.
22118 2007-01-27 Jan Hubicka <jh@suse.cz>
22120 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
22121 (pass_sra): Do not require alias information.
22122 * passes.c (init_optimization_passes): Add SRA
22124 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
22126 * tracer.c (rest_of_handle_tracer): We already cleaned
22127 up the CFG in tracer() so don't do it here again.
22128 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
22129 cleanup_cfg here, either. And don't call renumber_insns.
22131 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
22132 and BB_HEAD are in the insn stream here. Instead make sure
22133 that BB_INSN is valid on all insns. Also, do check here that
22134 there are no pending branch predictions...
22135 (rtl_verify_flow_info): ...instead of doing it here. Checks
22136 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
22139 2007-01-26 Roger Sayle <roger@eyesopen.com>
22141 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
22142 function to simplify/factorize operand order canonicalization.
22143 (ix86_fixup_binary_operands): Reorganize using the above function.
22144 (ix86_binary_operator_ok): Likewise.
22146 2007-01-27 Jakub Jelinek <jakub@redhat.com>
22148 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
22149 file scope from optimize_attrs.
22150 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
22152 (optimize_attrs): Clear insn_code_values after freeing it.
22154 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
22156 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
22157 a parts.base assignment.
22159 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
22161 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
22162 (compute_subscript_distance, initialize_data_dependence_relation,
22163 finalize_ddr_dependent, analyze_ziv_subscript,
22164 analyze_siv_subscript_cst_affine,
22165 compute_overlap_steps_for_affine_univar,
22166 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
22167 analyze_siv_subscript, analyze_miv_subscript,
22168 analyze_overlapping_iterations, subscript_dependence_tester_1,
22169 compute_self_dependence, free_dependence_relation): Work
22170 with affine_fn instead of chrecs.
22171 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
22172 common_affine_function, affine_function_base,
22173 affine_function_constant_p, affine_fn_op, affine_fn_plus,
22174 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
22175 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
22176 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
22177 (all_chrecs_equal_p): Removed.
22178 * tree-data-ref.h (affine_fn, conflict_function): New types.
22179 (struct subscript): Change type of conflicting_iterations_in_a
22180 and conflicting_iterations_in_b.
22182 2007-01-26 Steve Ellcey <sje@cup.hp.com>
22185 * config/pa/pa.h (TARGET_HPUX_11): New.
22186 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
22187 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
22189 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
22190 Richard Guenther <rguenther@suse.de>
22192 * tree-ssa-structalias.c (solve_graph): Handle case
22193 we merged the variable to another.
22195 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22197 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
22200 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
22201 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
22203 2007-01-25 DJ Delorie <dj@redhat.com>
22205 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
22206 allow changes to modes which don't fit in those registers.
22208 * reload1.c (choose_reload_regs): Check for invalid subregs before
22209 computing their locations, not after.
22211 2007-01-25 Geoffrey Keating <geoffk@apple.com>
22214 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
22215 save Altivec registers in an eh_return function.
22216 (compute_vrsave_mask): Likewise.
22217 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
22218 for saving Altivec registers.
22219 (rs6000_emit_prologue): Don't allocate stack twice in
22220 eh_return function. Correct expected value of altivec_save_offset
22221 when using save_world. Describe save of R0 to stack when using
22222 save_world. Describe stack pointer adjustment when using
22223 save_world. Remove duplicated eh_return parameter register saving.
22224 Update sp_offset variable after save_world.
22225 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
22227 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
22228 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
22231 2007-01-25 Steve Ellcey <sje@cup.hp.com>
22233 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
22235 2007-01-25 Steve Ellcey <sje@cup.hp.com>
22238 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
22239 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
22241 2007-01-25 Richard Guenther <rguenther@suse.de>
22243 * doc/invoke.texi (-Wcoverage-mismatch): Document.
22244 * common.opt (-Wcoverage-mismatch): New warning option.
22245 * coverage.c (get_coverage_counts): Ignore coverage mismatch
22246 if -Wcoverage-mismatch is given.
22248 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
22250 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
22251 (ipcp_driver): Change to static definition.
22252 Add dumping of the ifunctions.
22253 (constant_val_insert): Remove unused parameter. Support for SSA.
22254 (ipcp_propagate_const): Support for SSA.
22255 (ipcp_profile_bb_print): Print only analyzed nodes.
22256 (ipcp_replace_map_create): Remove support for Fortran constant
22258 * ipa-prop.c (ipa_method_modify_stmt,
22259 ipa_callsite_compute_param): Support for SSA.
22260 * ipa-prop.h (ipcp_driver): Remove declaration.
22261 (IS_VALID_TREE_MAP_INDEX): Add define.
22263 2007-01-24 Geoffrey Keating <geoffk@apple.com>
22265 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
22267 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22269 PR middle-end/30447
22270 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
22271 constant argument to cabs and do it without checking for
22272 -funsafe-math-optimizations.
22274 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
22276 * c-common.h (RID_FIRST_CXX0X): New.
22277 (RID_LAST_CXX0X): New.
22278 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
22280 * c.opt (Wc++0x-compat): New.
22281 * doc/invoke.texi (-Wc++0x-compat): Document.
22283 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22285 * builtins.c (fold_builtin_carg): New.
22286 (fold_builtin_1): Use it.
22288 2007-01-24 Jan Hubicka <jh@suse.cz>
22290 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
22292 * ipa-inline.c (initial_insns, max_insns): Delete.
22293 (compute_max_insns): New function.
22294 (cgraph_decide_inlining_of_small_function): Use it; take minimal
22295 amount of insns as base for code growth.
22296 (cgraph_decide_inlining): Make initial_insns local; do not compute
22298 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
22299 * doc/invoke.texi (inline-unit-growth): Update docs.
22301 2007-01-24 Jakub Jelinek <jakub@redhat.com>
22303 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
22304 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
22305 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
22306 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
22307 for CPUs that have PTA_CX16 set.
22309 PR middle-end/27416
22310 * gimplify.c (omp_check_private): New function.
22311 (gimplify_scan_omp_clauses): Use it for
22312 firstprivate/lastprivate/reduction.
22314 PR middle-end/30494
22315 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
22316 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
22318 PR middle-end/30421
22319 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
22320 If lower_lastprivate_clauses emits some statements, append them
22321 to dlist rather than body_p and to body_p append an initializer.
22322 (lower_omp_for): Adjust caller.
22324 2007-01-24 Steve Ellcey <sje@cup.hp.com>
22326 * target.h (globalize_decl_name): New.
22327 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22328 * output.h (default_globalize_decl_name): New.
22329 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
22331 (globalize_decl): Ditto.
22332 (default_globalize_decl_name): New.
22333 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
22334 (ia64_handle_version_id_attribute): New.
22335 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22336 (ia64_asm_output_external): Use globalize_decl_name instead
22337 of globalize_label.
22338 * doc/extend.texi (version_id): New pragma.
22339 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
22341 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22343 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
22344 _uleb128_t and _Unwind_SWord with _sleb128_t.
22345 * unwind-dw2.c (extract_cie_info, execute_stack_op,
22346 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
22348 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
22349 * unwind-pe.h (read_uleb128, read_sleb128,
22350 read_encoded_value_with_base): Likewise.
22351 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
22353 2007-01-24 Richard Guenther <rguenther@suse.de>
22355 * builtins.c (expand_builtin_cexpi): Get the fndecl
22356 for cexp in the correct way.
22358 2007-01-24 Jan Hubicka <jh@suse.cz>
22360 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
22363 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22365 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
22366 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
22367 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
22368 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
22369 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
22370 __SIZEOF_PTRDIFF_T__.
22371 * doc/cpp.texi: Documentation for the new builtin macros added.
22373 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
22375 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
22376 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
22377 instead of operands[2] to avoid access past the end of array.
22379 2007-01-24 Richard Sandiford <richard@codesourcery.com>
22381 * reload1.c (emit_reload_insns): Pass the reload register
22382 for a non-spill output reload through forget_old_reloads_1.
22384 2007-01-23 Joseph Myers <joseph@codesourcery.com>
22386 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22387 _SOFT_DOUBLE if doubles use software floating-point.
22388 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
22389 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22390 * config/rs6000/darwin-ldouble.c: Also compile functions for
22391 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
22392 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22393 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
22394 commented-out long double override.
22395 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
22396 * config/rs6000/eabispe.h: Likewise.
22397 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
22398 long double for non-SPE.
22399 (rs6000_handle_option): Likewise.
22400 (invalid_e500_subreg): Disallow more subregs involding DImode,
22401 DFmode, TImode or TFmode.
22402 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
22404 (legitimate_lo_sum_address_p): Also check for TFmode for E500
22406 (rs6000_legitimize_address): Also handle TFmode for E500 double.
22407 (rs6000_legitimize_reload_address): Also handle TFmode for E500
22409 (rs6000_legitimate_address): Also check for TFmode for E500
22411 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
22412 (spe_build_register_parallel): Handle TFmode and TCmode.
22413 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
22415 (function_arg): Handle TFmode and TCmode for E500 double.
22416 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
22418 (print_operand): Handle TFmode and TImode for %y.
22419 (rs6000_generate_compare): Handle TFmode comparisons for E500
22421 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
22422 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
22423 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
22424 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
22425 TFmode for E500 double.
22426 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
22427 (floatsidf2): Enable for E500 double.
22428 (movtf_softfloat): Use rs6000_nonimmediate_operand.
22429 (extenddftf2): Change to extenddftf2_fprs.
22430 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
22431 depending on TARGET_E500_DOUBLE.
22432 (extendsftf2): Enable for E500 double.
22433 (trunctfdf2): Enable for E500 double.
22434 (trunctfsf2): Change to trunctfsf2_fprs.
22435 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
22436 depending on TARGET_E500_DOUBLE.
22437 (floatsitf2): Enable for E500 double.
22438 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
22439 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
22440 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
22441 (negtf2): Change to negtf2_internal.
22442 (negtf2): New expander.
22443 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
22444 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
22445 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
22446 (movdi_internal32): Use rs6000_nonimmediate_operand.
22447 (unnamed splitter): Likewise.
22448 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
22449 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
22450 (SPE64TF, DITI): New mode macros.
22451 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
22454 (frob_<mode>_di_2): New.
22455 (frob_tf_di_8_2): New.
22456 (frob_di_df): Change to frob_di_<mode>; allow more modes.
22458 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
22460 (frob_ti_<mode>_8_2): New.
22461 (frob_ti_tf_2): New.
22462 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
22463 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
22465 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
22466 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
22467 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
22468 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
22469 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
22470 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
22473 2007-01-23 Ian Lance Taylor <iant@google.com>
22475 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
22477 (OBJS-archive): Reformat, alphabetize.
22478 (OBJS): Change out_object_file to OBJS-md.
22480 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
22482 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
22483 JUMP_P and CALL_P predicates where applicable.
22484 * config/i386/i386.c: Ditto.
22485 * config/i386/i386.md: Ditto.
22486 * config/i386/mmx.md: Ditto.
22487 * config/i386/predicates.md: Ditto.
22489 2007-01-22 Andreas Schwab <schwab@suse.de>
22491 * config/m68k/m68k.h: Fix comment.
22493 2007-01-22 Jan Hubicka <jh@suse.cz>
22495 * passes.c (init_optimization_passes): Do not rerun
22496 pass_early_warn_uninitialized.
22498 2007-01-22 Richard Guenther <rguenther@suse.de>
22500 PR tree-optimization/30038
22501 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
22503 (execute_cse_sincos_1): Likewise.
22504 (execute_cse_sincos): Likewise.
22505 (gate_cse_sincos): Likewise.
22506 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
22507 the cexpi() canonicalization of sincos().
22508 * tree-pass.h (pass_cse_sincos): Declare.
22509 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
22511 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
22513 PR rtl-optimization/29329
22514 * combine.c (replaced_rhs_insn): Rename to i2mod.
22515 (replaced_rhs_value): Rename to i2mod_new_rhs.
22516 (i2mod_old_rhs): New global variable.
22517 (combine_instructions): Adjust for above change. Save a copy of
22518 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
22519 note are substituted in the second instruction.
22520 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
22521 ditch the note if it pertains to the second eliminated register
22522 and this register is mentioned in i2mod_old_rhs.
22525 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
22527 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
22528 the insn to which the note was originally attached.
22530 2007-01-21 Jan Hubicka <jh@suse.cz>
22532 * ipa-inline.c (inlining_mode): Comment, move up.
22533 (cgraph_decide_inlining_incrementally): Do not perform inlining
22534 itself; fix handling of flattening of self recursive functions.
22535 (cgraph_find_cycles): Remove.
22536 (cgraph_flatten_node): Remove.
22537 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
22538 (try_inline): New function.
22539 (cgraph_early_inlining): Update call of
22540 cgraph_decide_inlining_incrementally. Apply inlining here.
22541 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
22543 2007-01-21 Dirk Mueller <dmueller@suse.de>
22546 * tree-vrp.c (check_array_bounds): do not warn
22547 about ADDR_EXPR's of ARRAY_REF's which are immediately
22548 used in binary expressions.
22550 2007-01-21 Ira Rosen <irar@il.ibm.com>
22552 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
22553 read_write_dep and macros for its access.
22554 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
22555 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
22556 argument, call vect_check_interleaving for every independent pair of
22557 data-refs. Mark loads that access the same memory location as a store
22559 (vect_check_dependences): Remove.
22560 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
22561 call, fix the call to vect_analyze_data_ref_dependence.
22562 (vect_analyze_data_ref_access): For statements that access the same
22563 data-ref, check that they are not stores; for loads, check that there
22564 is no store that access the same location.
22566 2007-01-20 Roger Sayle <roger@eyesopen.com>
22567 Joseph Myers <joseph@codesourcery.com>
22569 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
22570 (-fdump-rtl-stack): Likewise.
22571 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
22572 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
22573 (-mpt-fixed): Use @minus{} for minus sign.
22574 (Using Precompiled Headers): Fix under/overfull hbox.
22576 2007-01-20 Jan Hubicka <jh@suse.cz>
22578 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
22579 place within annotation.
22581 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22583 * pa.c (output_move_double): Change array size of xoperands to 4.
22585 2007-01-20 Jan Hubicka <jh@suse.cz>
22587 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
22590 2007-01-19 Ian Lance Taylor <iant@google.com>
22592 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
22593 constant to unsigned HOST_WIDE_INT before negating.
22595 2007-01-19 Ian Lance Taylor <iant@google.com>
22597 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
22599 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
22600 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22601 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
22602 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
22603 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22604 (realloc_vdef, realloc_vuse): Change second parameter to
22606 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
22607 fields to unsigned.
22608 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
22609 unsigned. Change x and lim locals to unsigned.
22610 (realloc_vdef, realloc_vuse): Change num_elem parameter to
22612 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
22613 (copy_virtual_operands): Change i and n locals to unsigned.
22615 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22617 PR middle-end/29335
22618 * builtins.c (fold_builtin_1): Handle builtin fdim.
22620 2007-01-20 Jan Hubicka <jh@suse.cz>
22622 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
22623 * tree-ssa-structalias.c (compute_points_to_sets): Do call
22624 init_alias_heapvars.
22625 (init_alias_heapvars): Initialize only when not already initialized.
22626 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
22628 2007-01-19 Roger Sayle <roger@eyesopen.com>
22630 * common.opt (fsigned-zeros): New command line option.
22631 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
22632 of flag_unsafe_math_optimizations.
22633 * opts.c (set_fast_math_flags): The -ffast-math command line option
22634 implies -fno-signed-zeros.
22635 (fast_math_flags_set_p): Likewise.
22637 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
22638 the documentation of -ffast-math appropriately. Wrap long lines.
22640 2007-01-19 Steve Ellcey <sje@cup.hp.com>
22642 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
22643 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
22645 2007-01-19 Tomas Bily <tbily@suse.cz>
22647 * cgraphunit.c (cgraph_finalize_function): Updating of pid
22649 (tree_init_ic_make_global_vars): New function
22650 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
22651 (tree_gen_ic_profiler): New function
22652 (tree_gen_ic_func_profiler): New function
22653 (tree_profiling): Added calling of tree_gen_ic_func_profiler
22654 (tree_profile_hooks): Added hook for indirec/virtual calls
22655 * value-prof.c (tree_find_values_to_profile): New case for
22657 (tree_values_to_profile): Call for determining indirect/virtual
22659 (tree_indirect_call_to_profile): New function
22660 (tree_ic_transform): New function
22661 (tree_ic): New function
22662 (find_func_by_pid): New function
22663 (init_pid_map): New function
22664 (tree_value_profile_transformations): Added check for
22665 indirect/virtual call transformation
22666 * value-prof.h (enum hist_type): New counter type for
22667 indirect/virtual calls
22668 (profile_hooks): Added new hook for profiling indirect/virtual
22670 * profile.c (instrument_values): New case for indirect/virtual
22672 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
22673 (GCOV_COUNTER_V_INDIR): New counter type
22674 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
22675 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
22677 * cgraph.c: Definition of cgraph_max_pid
22678 (cgraph_create_node): Default init of pid attribute
22679 * cgraph.h: Declaration of cgraph_max_pid
22680 (struct cgraph_node): Added pid attribute
22681 * libgcov.c (__gcov_indirect_call_profiler): New function
22682 (__gcov_one_value_profiler_body): New function
22683 (__gcov_one_value_profiler): Body was moved to
22684 __gcov_one_value_profiler_body and calls it
22686 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
22688 * doc/gty.texi (Options): Document the mark_hook option to GTY.
22689 * gengtype.c (write_types_data, write_func_for_structure,
22690 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
22691 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
22692 (walk_type, write_func_for_structure): Generate the mark_hook if
22695 2007-01-19 Jan Hubicka <jh@suse.cz>
22697 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
22698 'early' argument take inlining mode argument specifying whether to
22699 inline for size/speeed or all functions; add support for flattening;
22701 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
22703 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22706 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
22707 the name of the declared identifier.
22709 2007-01-19 Dirk Mueller <dmueller@suse.de>
22711 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
22712 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
22713 duplicate evaluation.
22715 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22717 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
22718 Macroize expander using X87MODEF12 mode macro. Extend operand 1
22719 to XFMode, use acosxf2 and truncate result to requested mode.
22720 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22721 (asin<mode>2): Similarly, with asin expanders.
22722 (*fscalexf4_i387): Rename from *fscalexf4.
22723 (expNcorexf3): New expander.
22724 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
22725 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
22726 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
22727 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
22728 patterns for SSE math.
22729 (exp10<mode>2): Similarly, with exp10 expanders.
22730 (exp2<mode>2): Similarly, with exp2 expanders.
22731 (expm1<mode>2): Similarly, with expm1 expanders.
22732 (ldexp<mode>3): Similarly, with ldexp expanders.
22733 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
22734 Use gen_truncxf<mode>2_i387_noop to truncate result.
22736 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22738 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
22739 for ColdFire targets.
22741 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
22742 Richard Sandiford <richard@codesourcery.com>
22744 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
22745 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
22746 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
22747 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
22748 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22749 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22751 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22753 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
22754 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
22755 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
22756 (*adddi_dilshr32_cf): New pattern.
22757 (adddi3, subdi3): Remove first alternatives.
22759 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22761 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
22762 implemented using move.l, do not use its cc result for floating-point
22765 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22767 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
22768 from accepting 's' constraints if flag_pic.
22770 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22772 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
22773 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
22774 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
22775 condition from TARGET_68881 to TARGET_HARD_FLOAT.
22777 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
22779 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
22780 ColdFire alternatives.
22781 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
22782 * config/m68k/m68k.md (clzsi2): Define for ColdFire
22783 architectures that support ff1 instruction.
22785 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22786 Julian Brown <julian@codesourcery.com>
22788 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
22789 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
22790 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
22793 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22795 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
22797 (output_move_const_into_data_reg, output_move_simode_const): Delete.
22798 * config/m68k/m68k.c (const_method, const_int_cost): Take a
22799 HOST_WIDE_INT instead of an rtx.
22800 (m68k_rtx_costs): Update call accordingly.
22801 (output_move_const_into_data_reg): Likewise. Fix formatting.
22802 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
22804 (output_move_simode_const): Update calls after above changes.
22805 Rework to use automatic variables and predicates like MEM_P.
22806 * config/m68k/m68k.md (pushexthisi_const): Update call to
22809 2007-01-19 Dirk Mueller <dmueller@suse.de>
22811 * tree-ssa-alias.c (perform_var_substitution): Fix typo
22812 in dump_flags test.
22814 2007-01-19 Richard Guenther <rguenther@suse.de>
22816 * builtins.c (expand_builtin_cexpi): Fall back to expanding
22817 via cexp in case sincos is not available.
22819 2007-01-19 Richard Guenther <rguenther@suse.de>
22821 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
22822 * defaults.h (TARGET_HAS_SINCOS): Default to off.
22823 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
22824 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
22825 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
22826 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
22827 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
22828 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
22830 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22832 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
22834 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
22835 (atan2xf3): Directly generate RTL pattern.
22836 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
22837 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22838 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22839 disable patterns for SSE math.
22840 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
22841 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22842 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22843 disable patterns for SSE math.
22845 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
22847 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
22849 2007-01-18 Roger Sayle <roger@eyesopen.com>
22851 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
22852 VIEW_CONVERT_EXPR to the same type as it's operand.
22854 2007-01-18 David Edelsohn <edelsohn@gnu.org>
22856 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
22857 configured for long double 128.
22859 2007-01-18 Mike Stump <mrs@apple.com>
22861 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
22864 2007-01-18 Michael Meissner <michael.meissner@amd.com>
22866 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
22869 2007-01-18 Jan Hubicka <jh@suse.cz>
22871 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
22872 greater than NUM_VOP_FREE_BUCKETS.
22874 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
22876 * tree-ssa-structalias.c: Update comments.
22877 (ptabitmap_obstack): Removed.
22878 (pta_obstack): New.
22879 (oldpta_obstack): Ditto.
22880 (stats): Add a few members.
22881 (struct variable_info): Remove node, complex, address_taken, and
22882 indirect_target members. Add oldsolution member.
22883 (new_var_info): Do not initialize removed members.
22884 (constraint_expr_type): Remove INCLUDES.
22885 (constraint_graph): Add size, implicit_preds, rep,
22886 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
22887 (FIRST_REF_NODE): New macro.
22888 (LAST_REF_NODE): Ditto.
22889 (FIRST_ADDR_NODE): Ditto.
22890 (find): New function.
22892 (dump_constraint): Do not handle INCLUDES.
22893 (insert_into_complex): Do not insert duplicate constraints.
22894 (condense_varmap_nodes): Renamed and rewritten into ...
22895 (merge_node_constraints): This. Also fix bug in handling of
22896 offseted copy constraints.
22897 (clear_edges_for_node): No longer need to deal with preds at all,
22898 or removing associated preds/succs.
22899 (merge_graph_nodes): Deal with indirect_cycles.
22900 Don't deal with predecessors.
22901 (add_implicit_graph_edge): New function.
22902 (add_pred_graph_edge): Ditto.
22903 (add_graph_edge): Don't deal with predecessors.
22904 (build_constraint_graph): Removed.
22905 (build_pred_graph): New function.
22906 (build_succ_graph): Ditto.
22907 (struct scc_info): Removed in_component. Added roots, dfs, and
22908 node_mapping. Remove visited_index, unification_queue.
22909 (scc_visit): Deal with union-find we do now.
22910 Deal with cycles with REF nodes.
22911 (collapse_nodes): Renamed and rewritten to ...
22912 (unify_nodes): This.
22913 (process_unification_queue): Removed.
22914 (topo_visit): Cleanup
22915 (do_da_constraint): Use find.
22916 (do_sd_constraint): Ditto.
22917 (do_ds_constraint): Ditto.
22918 (do_complex_constraint): Ditto.
22919 (init_scc_info): Update for removed and added members.
22920 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
22921 (find_indirect_cycles): This.
22922 (equivalence_class): New variable.
22923 (label_visit): New function.
22924 (perform_variable_substitution): Rewritten.
22925 (free_var_substitution_info): New function.
22926 (find_equivalent_node): Ditto.
22927 (move_complex_constraints): Ditto.
22928 (eliminate_indirect_cycles): Ditto.
22929 (solve_graph): Only propagate changed bits.
22930 Use indirect cycle elimination.
22932 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
22933 (tree_id_eq): Renamed to ...
22934 (tree_vi_eq): This. Update for member change
22935 (insert_id_for_tree): Renamed and rewritten to ...
22936 (insert_vi_for_tree): This.
22937 (lookup_id_for_tree): Renamed and rewritten to ...
22938 (lookup_vi_for_tree): This.
22939 (get_id_for_tree): Renamed and rewritten to ...
22940 (get_vi_for_tree): Ditto.
22941 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
22942 (process_constraint): Don't handle INCLUDES.
22943 Remove special ADDRESSOF case.
22944 (find_func_aliases): Rewrite to use vi functions instead of id
22946 (create_function_info_for): Ditto.
22947 (create_variable_info_for): Ditto.
22948 (intra_create_variable_infos): Ditto.
22949 (merge_smts_into): Ditto.
22950 (find_what_p_points_to): Ditto.
22951 (init_base_vars): Ditto.
22952 (init_alias_vars): Ditto.
22953 (remove_preds_and_fake_succs): New function.
22954 (dump_sa_points_to_info): Dump new stats.
22955 (dump_solution_for_var): Use find.
22956 (set_used_smts): Fix formatting.
22957 (compute_points_to_sets): Updated for new functions.
22958 (ipa_pta_execute): Ditto.
22960 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22961 Richard Sandiford <richard@codesourcery.com>
22963 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
22965 * calls.c (expand_call): If the return value is a PARALLEL,
22966 extract its first member.
22967 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
22968 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22969 use FUNCTION_EXTRA_EPILOGUE.
22970 (m68k_function_value): Return a PARALLEL if the return value
22971 is of a pointer type.
22972 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
22973 (FUNCTION_EXTRA_EPILOGUE): Remove.
22974 * config/m68k/m68k.md (D0_REG): New constant.
22976 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22978 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22979 output a NOP for empty epilogues.
22981 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22983 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
22984 before function. Extend register save check to include all
22985 registers, not just integer ones.
22987 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22989 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
22990 (m68k_use_return_insn): ...this.
22991 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
22992 * config/m68k/m68k.c (use_return_insn): Rename to...
22993 (m68k_use_return_insn): ...this.
22994 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
22995 of USE_RETURN_INSN.
22997 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22999 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
23000 nearest even, fix denormal rounding overflow.
23002 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23004 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
23005 f%$smove and f%$move.
23006 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
23007 (extendsfdf2_cf): Use fdmove instead of f%&move.
23008 (truncdfsf2_cf): Use fsmove instead of f%$smove.
23009 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
23011 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23013 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
23016 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23018 * real.h (real_format): Add a canonical_nan_lsbs_set field.
23019 (coldfire_single_format): Declare.
23020 (coldfire_double_format): Likewise.
23021 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
23022 of qnan_msb_set to determine the lower bits of a canonical
23024 (encode_ieee_double): Likewise.
23025 (encode_ieee_quad): Likewise.
23026 (ieee_single_format): Initialize canonical_nan_lsbs_set.
23027 (mips_single_format): Likewise.
23028 (ieee_double_format): Likewise.
23029 (mips_double_format): Likewise.
23030 (ieee_extended_motorola_format): Likewise.
23031 (ieee_extended_intel_96_format): Likewise.
23032 (ieee_extended_intel_128_format): Likewise.
23033 (ieee_extended_intel_96_round_53_format): Likewise.
23034 (ibm_extended_format): Likewise.
23035 (mips_extended_format): Likewise.
23036 (ieee_quad_format): Likewise.
23037 (mips_quad_format): Likewise.
23038 (vax_f_format): Likewise.
23039 (vax_d_format): Likewise.
23040 (vax_g_format): Likewise.
23041 (i370_single_format): Likewise.
23042 (i370_double_format): Likewise.
23043 (decimal_single_format): Likewise.
23044 (decimal_double_format): Likewise.
23045 (decimal_quad_format): Likewise.
23046 (c4x_single_format): Likewise.
23047 (c4x_extended_format): Likewise.
23048 (real_internal_format): Likewise.
23049 (coldfire_single_format): New real_format.
23050 (coldfire_double_format): Likewise.
23051 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
23052 canonical_nan_lsbs_set.
23053 (pdp11_d_format): Likewise.
23054 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
23055 if TARGET_COLDFIRE_CPU.
23057 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23059 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
23060 (output_call, m68k_legitimize_call_address): Declare.
23061 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
23062 parenthesees. Add support for a 'W' constraint.
23063 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
23064 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
23065 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
23066 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
23068 (override_options): Initialize them. Do not set flag_no_function_cse
23069 for TARGET_ID_SHARED_LIBRARY.
23070 (m68k_output_pic_call): Delete.
23071 (m68k_legitimize_call_address): New function.
23072 (print_operand): Remove the %o prefix. Handle the %p prefix.
23073 (output_call): New function.
23074 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
23075 target address from the GOT if symbolic jumps are not allowed.
23076 * config/m68k/m68k.md (call, general_operand): Do not set
23077 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
23078 Merge separate flag_pic and !flag_pic define_insns into...
23079 (*call, *call_value): ...these new patterns. Match the address
23080 rather than the containing MEM and require it to be a call_operand.
23081 Use output_call to generate the asm template.
23082 * config/m68k/predicates.md (const_call_operand): New predicate.
23083 (call_operand): Likewise.
23085 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23087 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
23088 (STACK_GROWS_DOWNWARD): Define to 1.
23089 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
23090 comments, emphasizing that these values are only defaults.
23091 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
23092 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
23094 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23096 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
23098 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23099 Richard Sandiford <richard@codesourcery.com>
23101 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
23102 (FP_REGNO_P): New macros.
23103 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
23104 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
23105 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
23106 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
23108 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23110 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23111 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
23113 * config/m68k/t-floatlib: New file, extracting common code from...
23114 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
23115 * config/m68k/t-uclinux: Here.
23116 * config/m68k/fpgnulib.c: Do not compile extendeed precision
23117 routines on ColdFire targets.
23119 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23121 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23122 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
23123 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
23124 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
23125 explicitly set MOTOROLA to 1.
23126 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
23128 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23129 Nathan Sidwell <nathan@codesourcery.com>
23131 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
23132 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
23133 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
23134 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
23135 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
23136 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
23137 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
23138 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
23139 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
23140 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
23141 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
23142 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
23143 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
23144 (DBX_REGISTER_NUMBER): Delete.
23145 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
23146 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
23147 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
23149 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23151 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
23152 * config/flat.h: New file.
23153 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
23154 OBJECT_FORMAT_FLAT.
23155 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
23156 indirect references for -msep-data or -mid-shared-library.
23157 Do not use PC-relative code addresses either.
23158 * config/m68k/m68k.c (override_options): Restrict -fPIC error
23160 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
23161 for shared libraries and crt1.o for executables. Use crti.o and
23163 (ENDFILE_SPEC): Use crtend.o and crtn.o.
23164 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
23165 Do not add -elf2flt or -shared-lib-id options here.
23166 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
23167 Pass -shared-lib-id if -mid-shared-library, taking the library
23168 identifier from -mshared-library-id if given, otherwise
23170 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
23171 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
23172 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
23173 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
23174 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
23175 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
23177 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
23178 jump sequence for ISA A and ISA A+.
23179 (PICJUMP): Likewise.
23181 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23183 * config.gcc (m68k-*-uclinux*): Base the port on the common
23184 and m68k GNU/Linux files rather than on the generic ELF ones.
23185 * config/m68k/uclinux.h (TARGET_VERSION): Override.
23186 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
23188 2007-01-18 Julian Brown <julian@codesourcery.com>
23189 Richard Sandiford <richard@codesourcery.com>
23191 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
23192 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
23193 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
23195 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
23196 80 unconditionally.
23197 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
23199 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23201 * doc/install.texi: Document m68k-uclinuxoldabi.
23202 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
23203 * config/m68k/uclinux-oldabi.h: New file, copied from
23204 config/m68k/uclinux.h.
23206 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
23208 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
23209 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
23210 (m32r_compute_frame_size): Use unsigned for regno.
23211 (m32r_reload_lr): Use gen_frame_mem.
23213 (m32r_output_function_epilogue): Don't output the function epilogue
23215 (m32r_expand_epilogue): New.
23216 (direct_return): Return false if the function has the interrupt
23218 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
23219 * config/m32r/m32r.md (epilogue): New expander.
23220 (return_lr, return_rte): New insns.
23221 (return): Make it expander.
23222 (return_normal): New expander.
23224 2007-01-18 Josh Conner <jconner@apple.com>
23227 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
23228 support for UNLE, UNLT, UNGE, and UNGT.
23230 2007-01-18 Jan Hubicka <jh@suse.cz>
23232 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
23233 * tree-tailcall (add_virtual_phis): Likewise.
23234 (optimize_tail_call): Return TODOs.
23235 (execute_tail_calls): Return TODOs.
23236 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
23237 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
23239 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
23240 Cleanup cfg using TODO.
23241 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
23242 * passes.c (execute_function_todo): When cleanup did something, remove
23244 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
23245 (make_edges): Don't cleanup_cfg.
23247 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
23249 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
23250 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
23251 operate on the top of stack.
23252 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
23253 register handling of instructions that output to the second
23255 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
23256 (move_for_stack_reg): Special-case check for dead destination
23257 stack slot for constant load of 1.0 inside UNSPEC_TAN.
23259 * config/i386/i386.md (UNSPEC_TAN): New constant.
23260 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
23261 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
23262 to correctly model move of constant 1.0 to top stack slot.
23263 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
23264 (unnamed peephole2 pattern): Remove corresponding peephole2
23265 pattern that optimizes tan insn and loading of constant 1.0.
23266 (tanxf2): Use fptanxf4_i387.
23267 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
23268 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
23269 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23270 disable patterns for SSE math.
23271 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
23272 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
23274 2007-01-18 Dirk Mueller <dmueller@suse.de>
23275 Richard Guenther <rguenther@suse.de>
23278 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
23279 * common.opt (Warray-bounds): Add new warning option.
23280 * c-opts.c (c_common_handle_option): Define -Warray-bounds
23282 * Makefile.in: make tree-vrp.o depend on toplev.h
23283 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
23285 (check_array_refs, check_array_bounds, check_array_ref): New.
23287 2007-01-18 Jan Hubicka <jh@suse.cz>
23289 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
23290 (execute_ssa_ccp): Return flags conditionally.
23291 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
23293 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
23295 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
23297 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
23298 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
23300 * Makefile.c (GTFILES): Add cfglayout.h.
23301 * gengtype.c (open_base_files): Likewise.
23302 * cfglayout.c (cfg_layout_function_footer,
23303 cfg_layout_function_header) Reindent to make gengtype happy.
23304 * cfglayout.h (cfg_layout_function_footer,
23305 cfg_layout_function_header): Add GTY(()) marker.
23307 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
23309 2007-01-18 Ben Elliston <bje@au.ibm.com>
23311 * genautomata.c (write_automata): Include xstrerror output in the
23312 error message if writing the DFA description file fails.
23314 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
23316 * config/mips/mips-protos.h (mips_output_external): Make it
23318 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
23319 * config/mips/mips.c (irix_output_external_libcall): Likewise.
23320 (extern_list): Likewise.
23321 (extern_head): Likewise.
23322 (TARGET_ASM_FILE_END): Likewise.
23323 (mips_file_end): Likewise.
23324 (mips_output_external): Rewritten.
23326 2007-01-18 Ben Elliston <bje@au.ibm.com>
23328 * genpreds.c (write_insn_preds_c): Only write out the function
23329 body for regclass_for_constraint if we have register constraints.
23331 2007-01-17 Tom Tromey <tromey@redhat.com>
23333 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
23334 * doc/install.texi (Testing): Use sourceware.org.
23335 (Binaries): Likewise.
23336 (Specific): Likewise.
23337 * doc/contrib.texi (Contributors): Use sourceware.org.
23339 2007-01-17 Anatoly Sokolov <aesok@post.ru>
23341 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
23342 (AVR_ENHANCED): Rename to ...
23343 (AVR_HAVE_MUL): ... new.
23344 (avr_enhanced_p): Rename to ...
23345 (avr_have_mul_p): ... new.
23346 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
23347 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
23348 * config/avr/avr.c (avr_enhanced_p): Rename to ...
23349 (avr_have_mul_p): ... new.
23350 (base_arch_s): Rename 'enhanced' to 'have_mul'.
23351 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
23352 'avr_enhanced_p' and 'enhanced'.
23353 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
23354 AVR_HAVE_MUL instead of AVR_ENHANCED.
23355 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23356 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
23357 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
23358 instead of AVR_ENHANCED.
23359 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23360 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
23361 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
23363 2007-01-17 Ian Lance Taylor <iant@google.com>
23365 * vec.h (VEC_reserve_exact): Define.
23366 (vec_gc_p_reserve_exact): Declare.
23367 (vec_gc_o_reserve_exact): Declare.
23368 (vec_heap_p_reserve_exact): Declare.
23369 (vec_heap_o_reserve_exact): Declare.
23370 (VEC_OP (T,A,reserve_exact)): New static inline function, three
23372 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
23373 negative parameter.
23374 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
23375 (VEC_OP (T,A,copy)) [all versions]: Likewise.
23376 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
23377 * vec.c (calculate_allocation): Add exact parameter. Change all
23379 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
23380 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
23381 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
23382 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
23383 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
23384 (vec_heap_p_reserve_exact): New function.
23385 (vec_heap_o_reserve_exact): New function.
23387 2007-01-17 Jan Hubicka <jh@suse.cz>
23389 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
23391 2007-01-17 Eric Christopher <echristo@apple.com>
23393 * config.gcc: Support core2 processor.
23395 2007-01-16 Jan Hubicka <jh@suse.cz>
23397 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
23398 the names, just unlink the chain so we don't crash on dangling
23402 2007-01-16 Jan Hubicka <jh@suse.cz>
23404 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
23405 * tree-pass.h: Reorder to make IPA passes appear toegher.
23406 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
23408 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
23409 parameters, do not call early inliner.
23410 * ipa-inline.c: Update comments. Include tree-flow.h
23411 (cgraph_decide_inlining): Do not compute inlining parameters.
23412 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
23413 be called with function context set up.
23414 (pass_ipa_inline): Remove unreachable functions before pass.
23415 (cgraph_early_inlining): Simplify assuming to be called from the
23417 (pass_early_inline): New pass.
23418 (cgraph_gate_ipa_early_inlining): New gate.
23419 (pass_ipa_early_inline): Turn into simple wrapper.
23420 (compute_inline_parameters): New function.
23421 (gate_inline_passes): New gate.
23422 (pass_inline_parameters): New pass.
23423 (apply_inline): Move here from tree-optimize.c
23424 (pass_apply_inline): New pass.
23425 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
23427 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
23428 doing them by hand.
23429 (tree_function_versioning): Do not allocate dummy struct function.
23430 * tree-inline.h (optimize_inline_calls): Update prototype.
23431 * tree-optimize.c (execute_fixup_cfg): Export.
23432 (pass_fixup_cfg): Remove
23433 (tree_rest_of_compilation): Do not apply inlines.
23434 * tree-flow.h (execute_fixup_cfg): Declare.
23435 * Makefile.in (gt-passes.c): New.
23436 * passes.c: Include gt-passes.h
23437 (init_optimization_passes): New passes.
23438 (nnodes, order): New static vars.
23439 (do_per_function_toporder): New function.
23440 (execute_one_pass): Dump current pass here.
23441 (execute_ipa_pass_list): Don't dump current pass here.
23443 2007-01-16 Janis Johnson <janis187@us.ibm.com>
23445 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
23446 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
23448 2007-01-16 David Edelsohn <edelsohn@gnu.org>
23450 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
23451 (strong_alias): Define.
23452 (__gcc_qmul): Provide non-FMA for soft-float.
23453 (__gcc_qdiv): Same.
23458 (__gcc_qunord): New.
23468 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
23469 soft-float functions.
23470 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
23471 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
23472 about long double soft float.
23474 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
23475 Tehila Meyzels <tehila@il.ibm.com>
23477 * tree-vectorizer.h (is_pattern_stmt_p): New.
23478 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
23479 formatting (tabs instead of spaces). Cleanup and clarify setting
23480 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
23481 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
23482 (vectorizable_type_demotion): Check that types are integral.
23483 (vectorizable_type_promotion): Likewise.
23484 (vectorizable_store): Fix typo. Eliminate new-line at end of
23487 2007-01-16 Jan Hubicka <jh@suse.cz>
23489 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
23492 2007-01-15 Eric Christopher <echristo@apple.com>
23494 * ifcvt.c: Include vec.h, vecprim.h.
23495 (check_cond_move_block): New argument regs.
23496 Reorganize. Add registers used to regs.
23497 (cond_move_process_if_block): Use regs set above as
23500 2007-01-15 Eric Christopher <echristo@apple.com>
23502 * config/darwin.h: Update copyright.
23503 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
23504 (LINK_COMMAND_SPEC): Add -u.
23505 (LINK_SPEC): Fix umbrella for above.
23507 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
23509 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
23512 2007-01-15 Tom Tromey <tromey@redhat.com>
23514 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
23515 * doc/install.texi (Testing): Don't mention jacks.
23516 (Configuration): Document --enable-java-maintainer-mode. Move
23517 --with-java-home to libgcj-specific section. Document
23519 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
23521 2007-01-15 Jan Hubicka <jh@suse.cz>
23523 * tree-ssa-dce.c (DCE_TODOs): New.
23524 (propagate_necessity): Return if something changed.
23525 (eliminate_unnecessary_stmts): Likewise.
23526 (perform_tree_ssa_dce): Return TODO flags when needed.
23527 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
23529 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
23531 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
23532 (fyl2x_extend<mode>xf3_i387): New insn pattern.
23533 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
23534 patterns using X87MODEF12 mode macro. Extend operand 1
23535 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23536 (log10<mode>2): Ditto.
23537 (log2<mode>2): Ditto.
23538 (log1p<mode>2): Ditto.
23539 (logb<mode>2): Ditto.
23540 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
23541 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
23542 (*fxtractxf3_i387): Rename from *fxtractxf3.
23543 (fxtract_extend<mode>xf3_i387): New insn pattern.
23544 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
23545 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
23546 and gen_fyl2xxf3_i387().
23548 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
23550 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
23551 * cfgloopmanip.c (fix_loop_placement): Made static. Use
23552 get_loop_exit_edges. Changed return type to bool.
23553 * cfgloop.h (fix_loop_placement): Declaration removed.
23555 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
23557 * param.h (MIN_VECT_LOOP_BOUND): New.
23558 * params.def (MIN_VECT_LOOP_BOUND): New.
23559 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
23560 argument - minimum threshold for number of iterations.
23561 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
23562 argument to declaration.
23563 * tree-vect-analyze.c (vect_analyze_operations): Check value of
23564 MIN_VECT_LOOP_BOUND.
23565 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
23566 slpeel_tree_peel_loop_to_edge with additional argument.
23567 (vect_do_peeling_for_alignment): Likewise.
23568 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
23570 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
23573 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
23574 operands of size 1.
23576 2007-01-14 Jan Hubicka <jh@suse.cz>
23578 * tree-dfa.c (remove_referenced_var): New function.
23579 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
23580 prune referenced vars list too.
23581 * tree-flow.h (remove_referenced_var): Declare.
23583 2007-01-14 Jan Hubicka <jh@suse.cz>
23585 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
23587 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
23588 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
23589 * except.h (verify_eh_throw_table_statements): Kill prototype.
23590 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
23591 into call exrepssions.
23592 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
23594 * tree-cfg.c: Include pointer-set.h.
23595 (verify_node_sharing): Work on pointer set.
23596 (verify_eh_throw_stmt_node): New.
23597 (verify_stmts): Use pointers sets, verify throw_stmt.
23599 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
23601 * ipa-reference.c (analyze_function): Consider also addresses taken
23604 2007-01-12 Roger Sayle <roger@eyesopen.com>
23606 * c-typeck.c (null_pointer_constant_p): Replace use of
23607 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23608 (build_c_cast): Likewise.
23610 2007-01-12 Roger Sayle <roger@eyesopen.com>
23612 * tree.h (force_fit_type_double): Remove unused final argument.
23613 * c-common.c (constant_expression_warning): Replace use of
23614 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23615 (convert_and_check): Likewise.
23616 (shorten_compare): Update call to force_fit_type_double.
23617 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
23618 * convert.c (convert_to_pointer): Update call to
23619 force_fit_type_double.
23620 * fold-const.c (force_fit_type_double): Remove overflowed_const
23622 (int_const_binop, fold_convert_const_int_from_int,
23623 fold_convert_const_int_from_real, fold_div_compare,
23624 fold_sign_changed_comparison, fold_unary, fold_negate_const,
23625 fold_abs_const, fold_not_const): Remove the final argument from
23626 calls to force_fit_type_double.
23628 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
23630 * configure.ac: Set insn to "nop" for spu-*-* also.
23631 * configure: Regenerate.
23633 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
23635 * builtins.def : Add BUILT_IN_FREE.
23637 2007-01-12 Jan Hubicka <jh@suse.cz>
23639 PR tree-optimization/30443
23640 * tree-inline.c (tree_function_versioning): Do not optimize when
23641 cloning for inlining.
23643 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
23645 * doc/loop.texi: Document recording of loop exits.
23646 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
23647 (update_single_exits_after_duplication,
23648 update_single_exit_for_duplicated_loop,
23649 update_single_exit_for_duplicated_loops): Removed.
23650 (duplicate_loop_to_header_edge): Do not call
23651 update_single_exits_after_duplication and
23652 update_single_exit_for_duplicated_loops.
23653 (loop_version): Do not update single_exit information.
23654 (fix_loop_structure): Use record_loop_exits instead of
23655 mark_single_exit_loops.
23656 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
23657 the lists of loop exits.
23658 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
23659 split_edge, merge_blocks): Update the lists of loop exits.
23660 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
23661 loop_optimizer_init.
23662 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
23663 of mark_single_exit_loops.
23664 (loop_optimizer_finalize): Call release_recorded_exits.
23665 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
23666 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
23667 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
23668 update single exit information.
23669 * lambda-code.c (perfect_nestify): Ditto.
23670 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
23671 (mark_single_exit_loops): Removed.
23672 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
23673 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
23674 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
23676 (get_loop_exit_edges, single_exit): Use recorded exit lists.
23677 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
23678 (verify_loop_structure): Verify consistency of the exit lists.
23679 (flow_loops_find): Use alloc_loop. Initialize exits hash.
23680 (set_single_exit): Removed.
23681 * cfgloop.h (struct loop_exit): New function.
23682 (struct loop): single_exit_ field replaced by exits field.
23683 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
23684 LOOPS_HAVE_RECORDED_EXITS.
23685 (struct loops): Added exits hash.
23686 (mark_single_exit_loops, set_single_exit): Declaration removed.
23687 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
23689 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23691 * doc/invoke.texi: Avoid use of @headitem.
23693 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23695 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
23697 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23699 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
23702 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23703 Richard Sandiford <richard@codesourcery.com>
23705 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
23706 * config/m68k/m68k.opt: Resort options.
23707 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
23709 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23710 Richard Sandiford <richard@codesourcery.com>
23712 * doc/invoke.texi: Document the macros that are defined by
23713 m68k's -mtune and -mhard-float options.
23714 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
23715 (m68k_cpp_cpu_family): Likewise.
23716 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
23717 of __ucfv*__ macros. Define __mcffpu__ if generating code for
23718 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
23719 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
23720 (m68k_cpp_cpu_family): Likewise.
23722 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23724 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
23725 macros besides mc68000 as tuning macros. Use a switch statement
23726 to set them and mcpu32.
23728 2007-01-12 Julian Brown <julian@codesourcery.com>
23730 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
23731 (TARGET_68040_ONLY): Rename to...
23732 (TARGET_68040): ...this.
23733 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
23734 * config/m68k/m68k.md: Likewise.
23736 2007-01-12 Julian Brown <julian@codesourcery.com>
23737 Nathan Sidwell <nathan@codesourcery.com>
23738 Richard Sandiford <richard@codesourcery.com>
23740 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
23741 the -mcpu= argument associated with the --with-cpu setting.
23742 Define M68K_DEFAULT_TUNE to the default -mtune= option,
23743 if different from the one implied by the -mcpu setting.
23744 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
23745 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
23746 * doc/invoke.texi: Mention ColdFire in the introduction to the
23747 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
23748 -mno-div and -mhard-float options. Make -m68881 a synonym for
23749 -mhard-float. Document the previously-undocumented -m5206e,
23750 -m528x, -m5307 and -m5407 options. Tweak the existing option
23751 documentation for consistency.
23752 * doc/install.texi: Mention new --with-cpu arguments.
23753 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
23754 default CPU if neither -mcpu nor -march are specified.
23755 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
23756 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
23757 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
23758 using m68k_tune to decide between families that implement the
23759 same ISA. Use m68k_tune to set __mcfv4e__.
23760 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
23761 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
23762 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
23763 (FL_ISA_C, FL_ISA_MMU): New macros.
23764 (MASK_COLDFIRE): Delete.
23765 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
23766 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
23767 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
23768 (TARGET_HARD_FLOAT): Do not define here.
23769 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
23770 (TUNE_68000): New macro.
23771 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
23772 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
23773 (TUNE_CFV2): Redefine in terms of m68k_tune.
23774 (uarch_type, target_device, fpu_type): New enums.
23775 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
23776 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
23777 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
23778 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
23779 (FL_FOR_isa_c): New macros.
23780 (m68k_isa): New enum.
23781 (m68k_target_selection): New structure.
23782 (all_devices, all_isas, all_microarchs): New tables.
23783 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
23784 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
23785 (MASK_ALL_CPU_BITS): Delete.
23786 (m68k_find_selection): New function.
23787 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
23788 Map the legacy target options to a combination of the new ones.
23789 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
23790 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
23791 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
23793 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
23794 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
23796 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
23797 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
23798 * config/m68k/m68k-devices.def: New file.
23800 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23801 Nathan Sidwell <nathan@codesourcery.com>
23803 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
23804 (SUBTARGET_EXTRA_SPECS): New macros.
23805 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
23806 use %(asm_cpu_spec) instead.
23807 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
23808 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
23809 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
23810 (EXTRA_SPECS): Rename to...
23811 (SUBTARGET_EXTRA_SPECS): ...this.
23813 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23814 Richard Sandiford <richard@codesourcery.com>
23815 Julian Brown <julian@codesourcery.com>
23817 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23818 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
23819 to the configuration's default CPU.
23820 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
23821 Remove default masks.
23822 (m680[012]0-*-*): Set the default with_cpu to the first part of
23824 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
23825 (m68k*-*-linux): Extend the --with-cpu handling to...
23826 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
23827 and m68010. Don't set target_cpu_default2.
23828 * doc/install.texi: Document --with-cpu for m68k.
23829 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
23830 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
23831 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
23832 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
23833 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
23834 (ASM_SPEC): Remove use of %(asm_cpu_default).
23835 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
23836 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
23837 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
23838 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
23839 __HAVE_FPU__ if TARGET_HARD_FLOAT.
23840 (TARGET_DEFAULT): Delete.
23841 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
23842 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
23843 (CPP_CPU_SPEC): Delete.
23844 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
23845 the appropriate string.
23846 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
23847 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
23848 (ASM_SPEC): Don't use %(asm_default_spec).
23849 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
23850 TARGET_DEFAULT and add MASK_68881.
23851 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
23853 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23855 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
23856 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
23857 MASK_68010 alongside MASK_68020.
23858 * doc/invoke.texi: Document -m68010.
23859 * config/m68k/m68k.opt (m68010): New.
23860 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
23862 (TUNE_68010): New macro.
23863 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
23864 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
23865 (M68K_CPU_m68332): Add MASK_68010.
23866 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
23867 fallback definition.
23868 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
23870 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
23871 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
23872 to all entries that use MASK_68020.
23873 (output_move_simode_const, output_move_himode, output_move_qimode)
23874 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
23875 instead of TARGET_68020 to select clr behavior. Remove comment
23876 about there being no TARGET_68010.
23877 * config/m68k/m68k.md: Likewise throughout.
23879 2007-01-12 Julian Brown <julian@codesourcery.com>
23881 * config/m68k/m68k.h (TARGET_ISAB): New macro.
23882 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
23883 * config/m68k/m68k.md: Likewise.
23885 2007-01-12 Julian Brown <julian@codesourcery.com>
23887 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
23888 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
23890 2007-01-12 Julian Brown <julian@codesourcery.com>
23892 * config/m68k/m68k.h (TUNE_68040_60): New macro.
23893 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
23894 * config/m68k/m68k.md: Likewise.
23896 2007-01-12 Julian Brown <julian@codesourcery.com>
23897 Richard Sandiford <richard@codesourcery.com>
23899 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
23900 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
23901 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
23903 (TARGET_CPU32): Rename to...
23904 (TUNE_CPU32): ...this.
23905 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
23906 (TUNE_CFV2): New macros.
23907 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
23908 remove conditions that are implied by TARGET_68020.
23909 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
23910 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
23911 (m68k_output_function_epilogue): Likewise.
23912 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
23913 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
23914 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
23915 non-68000 timings. Refactor multiplication and division costs.
23916 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
23917 TUNE_CPU32 instead of TARGET_CPU32.
23918 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
23919 and TUNE_68060 instead of TARGET_68060.
23920 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
23921 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
23923 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
23924 && !TARGET_COLDFIRE" to choose between moveq and clr.
23925 Likewise in the unnamed movsf pattern.
23926 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
23927 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
23930 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23932 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
23933 of tabbing before backslashes.
23935 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23937 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
23938 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
23939 (ASM_OUTPUT_INTERNAL_LABEL): Define.
23941 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23943 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
23944 find_interesting_uses_cond.
23945 (find_interesting_uses_cond): Use extract_cond_operands.
23946 (rewrite_use_compare): Use extract_cond_operands and
23947 force_gimple_operand_bsi. Do not call update_stmt.
23948 (determine_use_iv_cost_condition): Use extract_cond_operands.
23949 Return cheaper of using original bound and changing the exit bound.
23951 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23953 PR tree-optimization/29516
23954 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
23955 most_expensive_mult_to_index, addr_to_parts,
23956 create_mem_ref, maybe_fold_tmr): Make the type of
23957 fields of TARGET_MEM_REF sizetype.
23958 (move_fixed_address_to_symbol, move_pointer_to_base):
23960 * tree.def (TARGET_MEM_REF): Add comment on types of
23963 2007-01-11 Joseph Myers <joseph@codesourcery.com>
23965 * c-common.c (vector_types_convertible_p): Treat opaque types as
23966 always convertible if they have the same size, but not otherwise.
23968 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
23970 * ifcvt.c (struct noce_if_info): Add comments to the fields.
23971 Remove the b_unconditional field.
23972 (noce_try_sign_mask): Do not look at b_unconditional.
23973 (noce_process_if_block): Do not use merge_if_blocks. Update
23974 the CFG here. Do not set b_unconditional.
23975 (cond_move_process_if_block): Likewise.
23976 (find_cond_trap): Likewise.
23977 (check_cond_move_block): Require simple jump insns at the end
23978 of the basic block.
23980 2007-01-11 Jan Hubicka <jh@suse.cz>
23982 PR tree-optimization/1046
23983 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
23984 when alias info is not ready.
23985 (pass_tail_recursion): Do not require aliasing.
23986 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
23987 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
23988 * tree-ssa-copy.c (pass_copy_prop): Likewise.
23989 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
23990 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
23991 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
23992 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
23994 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
23995 When aliasing is not build, mark statement as volatile.
23997 2007-01-11 Tom Tromey <tromey@redhat.com>
23999 PR preprocessor/15185, PR preprocessor/20989:
24000 * doc/cppopts.texi <-MT>: Update description of algorithm for
24001 computing default target.
24002 <-M, -MD>: Reword "basename" text.
24004 2007-01-11 Roger Sayle <roger@eyesopen.com>
24006 * builtins.c (expand_builtin_pow, expand_builtin_powi,
24007 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
24008 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
24009 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
24010 fold_builtin_bswap, real_constp, fold_builtin_pow,
24011 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
24012 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
24013 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24014 * convert.c (convert_to_pointer): Likewise.
24015 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
24016 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
24017 const_binop, fold_convert_const_int_from_int,
24018 fold_convert_const_int_from_real,
24019 fold_convert_const_real_from_real, sign_bit_p,
24020 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
24021 fold_sign_changed_comparison, fold_unary, fold_comparison,
24022 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
24023 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
24024 * print-tree.c (print_node_brief, print_node): Likewise.
24025 * stor-layout.c (place_field, layout_type): Likewise.
24026 * tree-chrec.c (keep_cast): Likewise.
24027 * tree.c (build_vector, build_real, build_real_from_int_cst,
24028 build_complex): Likewise.
24030 2007-01-11 Roger Sayle <roger@eyesopen.com>
24032 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
24033 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
24035 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
24037 * configure.ac (strict1_warn): Rename to strict_warn.
24038 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
24039 cc_set_by_configure, quoted_cc_set_by_configure,
24040 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
24041 all_boot_languages, all_stagestuff): Remove.
24042 (target_list): Remove bootstrap targets.
24043 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
24044 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
24045 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
24046 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
24047 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
24048 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
24049 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
24050 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
24051 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
24052 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
24053 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
24054 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
24055 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
24056 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
24057 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
24058 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
24059 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
24060 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
24061 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
24062 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
24063 (mostlyclean): Adjust.
24064 (clean, distclean): Don't mention bootstrap stuff.
24065 * configure: Regenerate.
24066 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
24067 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
24068 treelang/config-lang.in (stagestuff): Remove.
24069 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
24070 stageprofile, stagefeedback, stagestuff): Remove mention.
24072 2007-01-11 Nick Clifton <nickc@redhat.com>
24074 * config/mcore/predicates.md (mcore_general_movesrc_operand):
24076 (mcore_general_movdst_operand): Do not accept CONST_INTs.
24077 (mcore_arith_K_S_operand): Run the test for the S constraint not
24078 the test for the M constraint.
24079 (mcore_addsub_operand): Do not accept integer values that are
24080 larger than 32 bits.
24081 * config/mcore/mcore.md: Remove unused constraints from split.
24082 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
24083 (addsi3): Likewise.
24084 (allocate_stack): Likewise.
24085 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
24086 operands to 32 bits.
24087 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
24089 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
24090 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
24091 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
24092 mcore_output_bclri, mcore_output_andn, output_inline_const,
24093 mcore_output_move, mcore_output_movedouble): Likewise.
24094 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
24095 (output_inline_const): Likewise.
24096 (output_inline_const): Fix format strings used in sprintf
24098 * config/mcore/mcore-protos.h: Update prototypes for changed
24099 functions in mcore.c.
24100 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
24101 HOST_WIDE_INT and not int.
24102 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
24103 CONST_OK_FOR_N): Likewise.
24104 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
24105 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
24108 2007-01-10 Jan Hubicka <jh@suse.cz>
24110 * tree-vrp.c (remove_range_assertions): Release defs.
24111 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
24112 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
24114 2007-01-10 Paul Brook <paul@codesourcery.com>
24116 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
24117 * config/arm/arm.md (mulsi3subsi): New insn.
24119 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
24121 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
24122 (tree_transform_and_unroll_loop): New.
24123 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
24126 2007-01-10 Robert Kennedy <jimbob@google.com>
24128 * fold-const.c (fold_comparison): Fold comparisons like (x *
24129 1000 < 0) to (x < 0).
24131 2007-01-10 Ian Lance Taylor <iant@google.com>
24133 * tree-pretty-print.c (dump_generic_node): Print parentheses when
24134 operands have the same priority.
24136 2007-01-10 Tom Tromey <tromey@redhat.com>
24138 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
24139 (fold_binary): Likewise.
24140 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
24141 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
24142 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
24143 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
24144 * langhooks.h (struct lang_hooks): Removed field
24145 'can_use_bit_fields_p'.
24147 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
24149 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
24151 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
24153 * function.c (get_last_funcdef_no): New function.
24154 * function.h (get_last_funcdef_no): Declare.
24155 * tree-inline.c (initialize_cfun): Add initialization.
24156 (tree_function_versioning): Cleanup.
24158 2007-01-10 Jan Hubicka <jh@suse.cz>
24160 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
24163 2007-01-10 Sa Liu <saliu@de.ibm.com>
24164 Ben Elliston <bje@au.ibm.com>
24166 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
24167 for SAVE_NONLOCAL and Pmode for any other save level.
24168 * spu-protos.h (spu_restore_stack_block): Declare.
24169 * spu.md (save_stack_block): Remove.
24170 (restore_stack_block): Call spu_restore_stack_block.
24171 * spu.c (spu_restore_stack_block): New function.
24172 (spu_expand_epilogue): Remove old comment.
24174 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
24176 PR tree-optimization/30322
24177 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
24178 (cand_value_at): Return the value as aff_tree.
24179 (may_eliminate_iv): Convert the bound from aff_tree to tree.
24180 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
24181 aff_combination_mult): New functions.
24182 (aff_combination_add): Use aff_combination_add_cst.
24183 (aff_combination_convert): Allow conversions to a wider type.
24184 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
24185 * tree-affine.h (aff_combination_mult): Declare.
24187 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
24189 * doc/tm.texi: Update documentation to reflect reality of exec
24190 and start file search behaviours. Update copyright year.
24191 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
24192 header file directories.
24194 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
24196 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
24197 (*cosxf2): Rename to cosxf2_i387.
24198 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
24199 using X87MODEF12 mode macro. Rename patterns to
24200 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
24202 (*cosdf2, *cossf2): Ditto.
24203 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
24204 to match extended input operands.
24205 (sincos<mode>3): New expander.
24206 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
24207 insn patterns and corresponding splitters.
24209 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
24211 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
24212 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
24214 2007-01-09 Nicolas Pitre <nico@cam.org>
24217 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
24219 2007-01-08 Geoffrey Keating <geoffk@apple.com>
24221 * target.h (struct gcc_target): New field library_rtti_comdat.
24222 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
24223 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
24224 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
24225 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
24227 2007-01-08 Geoffrey Keating <geoffk@apple.com>
24229 * doc/invoke.texi (Optimize Options): Correct description of -O0.
24231 2007-01-08 Richard Guenther <rguenther@suse.de>
24233 * tree.h (force_fit_type_double): Export.
24234 (force_fit_type): Remove.
24235 * fold-const.c (force_fit_type_double): New function.
24236 (force_fit_type): Remove.
24237 (int_const_binop): Use it.
24238 (fold_convert_const_int_from_int): Likewise.
24239 (fold_convert_const_int_from_real): Likewise.
24240 (fold_div_compare): Likewise.
24241 (fold_sign_changed_comparison): Likewise.
24242 (fold_unary): Likewise.
24243 (fold_negate_const): Likewise.
24244 (fold_abs_const): Likewise.
24245 (fold_not_const): Likewise.
24246 * c-common.c (shorten_compare): Use force_fit_type_double.
24247 * convert.c (convert_to_pointer): Likewise.
24249 2007-01-08 Richard Guenther <rguenther@suse.de>
24251 * tree.h (build_int_cst_wide_type): Export.
24252 * tree.c (build_int_cst_wide_type): New function.
24253 (build_int_cst_wide): Fix comment.
24254 * builtins.c (fold_builtin_object_size): Use build_int_cst
24255 to build -1 or 0 of the correct type. Use fit_double_type
24256 to check for overflow.
24257 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
24259 (decode_field_reference): Likewise.
24260 (all_ones_mask_p): Likewise.
24261 (native_interpret_int): Use build_int_cst_wide_type.
24262 (fold_binary): Use build_int_cst_type to build an all-ones
24264 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
24266 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
24268 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
24270 2007-01-09 Ben Elliston <bje@au.ibm.com>
24272 * genautomata.c (STATS_OPTION): New option.
24273 (stats_flag): New flag.
24274 (gen_automata_option): Handle it.
24275 (initiate_automaton_gen): Ditto.
24276 (write_automata): Output statistics only if stats_flag is
24277 set. Likewise, output time statistics only if time_flag is set.
24278 * doc/md.texi (Processor pipeline description): Document new flag.
24280 2007-01-08 Richard Guenther <rguenther@suse.de>
24282 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
24283 * tree.c (build_int_cst_type): Likewise.
24284 (size_in_bytes): Don't call force_fit_type on the result.
24285 (int_fits_type_p): Use fit_double_type.
24286 * fold-const.c (fit_double_type): New function.
24287 (force_fit_type): Use it.
24288 * tree.h (fit_double_type): Export.
24290 2007-01-08 Jan Hubicka <jh@suse.cz>
24292 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
24293 * ipa.c (function_and_variable_visibility): Fix return type.
24295 2007-01-08 Richard Guenther <rguenther@suse.de>
24297 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
24298 of offset to build the index.
24299 * tree-pretty-print.c (dump_generic_node): Don't build negated
24300 const just for printing.
24301 * c-pretty-print.c (pp_c_integer_constant): Likewise.
24302 * builtins.c (fold_builtin_int_roundingfn): Check if result
24303 fits the type by using force_fit_type and comparing the result.
24304 * predict.c (predict_loops): Use compare_tree_int for comparison.
24305 * tree.c (build_int_cst): Fall back to integer_type_node for
24307 (build_int_cst_wide): Assert type is non-null.
24309 2007-01-08 Roberto Costa <roberto.costa@st.com>
24311 * tree-vrp.c (extract_range_from_cond_expr): New.
24312 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
24313 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
24315 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
24316 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
24317 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
24318 used as expressions.
24319 * tree-object-size.c (cond_expr_object_size): New.
24320 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
24322 2007-01-08 Jan Hubicka <jh@suse.cz>
24324 * tree-ssa-forwprop.c (forward_propagate_into_cond,
24325 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
24328 2007-01-08 Richard Guenther <rguenther@suse.de>
24330 PR tree-optimization/23603
24331 * tree-vrp.c (set_value_range_to_truthvalue): New function.
24332 (extract_range_from_binary): Fall back to truthvalue instead of
24333 varying for TRUTH_*_EXPR.
24334 (extract_range_from_comparison): Fall back to truthvalue instead of
24336 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
24337 if all visited PHI values were constant.
24339 2007-01-08 Jan Hubicka <jh@suse.cz>
24341 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
24342 (cgraph_analyze_function): break out from ...
24343 (cgraph_finalize_compilation_unit): ... here.
24344 (cgraph_expand_function): Remove forgoten commented out line.
24345 (cgraph_optimize): Analyze functions.
24347 2007-01-08 Jan Hubicka <jh@suse.cz>
24349 * tree-pas.h (TODO_remove_function): New flag.
24350 (TODO_update*): Renumber.
24351 (pass_ipa_increase_alignment,
24352 pass_ipa_function_and_variable_visibility): New passes.
24353 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
24354 (cgraph_function_and_variable_visibility): Move to ipa.c
24355 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
24356 cgraph_increase_alignment.
24357 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
24358 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
24359 calling tree-inline.
24360 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
24361 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
24362 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
24363 (gate_increase_alignment): New function.
24364 (pass_ipa_increase_alignment): New pass.
24365 * ipa.c: Inline tree-pass.h and timevar.h
24366 (function_and_variable_visibility): Move here from cgraphunit.c
24367 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
24368 * passes.c (init_optimization_passes): Add the two new passes.
24369 (execute_todo): Handle cgraph_remove_functions.
24371 2007-01-08 Nick Clifton <nickc@redhat.com>
24373 * config/frv/predicates.md (reg_or_0_operand): Accept
24376 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
24378 * config/bfin/rtems.h, config/bfin/t-rtems: New.
24379 * config.gcc: Add bfin*-rtems*.
24381 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24383 * c.opt: Add -flax-vector-conversions.
24384 * c-typeck.c (convert_for_assignment): Pass flag to
24385 vector_types_convertible_p to allow emission of note.
24386 (digest_init): Likewise.
24387 * c-opts.c: Handle -flax-vector-conversions.
24388 * c-common.c (flag_lax_vector_conversions): New.
24389 (vector_types_convertible_p): Unless -flax-vector conversions
24390 has been passed, disallow conversions between vectors with
24391 differing numbers of subparts and/or element types. If such
24392 a conversion is disallowed, possibly emit a note on the first
24393 occasion only to inform the user of -flax-vector-conversions.
24394 The new last argument specifies this.
24395 * c-common.h (flag_lax_vector_conversions): New.
24396 (vector_types_convertible_p): Add extra argument.
24397 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
24398 char_type_node for V*QI type vectors.
24399 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
24400 Update to satisfy new typechecking rules.
24401 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
24402 C and C++ variants.
24403 * doc/invoke.texi (C Dialect Options): Document
24404 -flax-vector-conversions.
24406 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24408 PR tree-optimization/29877
24409 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
24410 a register variable on the RHS to not be replaceable.
24412 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
24413 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
24414 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
24415 const_simm15, const_pow2, const_npow2): Added.
24416 * config/score/misc.md (insv, extv, extzv, movmemsi,
24417 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
24418 * config/score/score.c (score_address_cost, score_select_cc_mode):
24420 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
24421 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
24422 Update score_print_operand.
24423 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
24424 Adjust register allocate order and update some macro define.
24425 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
24426 mdx_block_move_straight, mdx_block_move_loop_head,
24427 mdx_block_move_loop_body, mdx_block_move_loop_foot,
24428 mdx_block_move_loop, mdx_block_move): Added.
24429 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
24430 mdp_limm): Updated and fix some bug and typo.
24431 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
24432 (movsf, movdf, doloop_end): Added.
24434 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
24436 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
24437 config/arm/thumb2.md: Fix comment typos.
24438 * doc/extend.texi: Fix a typo.
24440 2007-01-07 Eric Christopher <echristo@apple.com>
24442 * configure.ac: Check for __stack_chk_fail for darwin.
24443 * configure: Regenerate.
24445 2007-01-07 Richard Guenther <rguenther@suse.de>
24447 * tree-vrp.c (extract_range_from_assert): CSE calls to
24448 compare_values where possible.
24449 (extract_range_from_unary_expr): Likewise.
24451 2007-01-07 Anatoly Sokolov <aesok@post.ru>
24453 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
24454 * config/avr/avr.c (call_insn_operand): Delete function.
24455 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
24456 instead of register number. Use predicates.
24457 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
24458 call_insn_operand): Add.
24460 2007-01-06 Jan Hubicka <jh@suse.cz>
24462 * tree-pass.h (pass_build_cgraph_edges): Declare.
24463 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
24464 (visited_nodes): Remove.
24465 (cgraph_create_edges): Move to cgraphbuild.c; rename to
24466 build_cgrpah_edges; make visited_nodes local.
24467 (cgraph_process_new_functions): DO not call initialize_inline_failed.
24468 (record_references_in_initializer): Move to cgraphbuild.c
24469 (initialize_inline_failed, rebuild_cgraph_edges,
24470 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
24471 (verify_cgraph_node): Make visited_nodes local.
24472 (cgraph_analyze_function): Do not call cgraph_create_edges and
24473 initialize_inline_failed.
24474 (cgraph_expand_function): Do not call cgraph_lower_function;
24475 assert that function is already lowered.
24476 * Makefile.in (cgraphbuild.o): New.
24477 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
24478 at the end of lowering passes.
24480 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
24482 * ifcvt.c (cond_move_convert_if_block): New function, code
24483 factored out from...
24484 (cond_move_process_if_block): ...here. Call the new function
24485 on the THEN and ELSE blocks.
24486 (merge_if_block): Do not copy global_live_at_end, merge_blocks
24487 already takes care of this.
24489 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24492 * tree.h (TREE_OVERFLOW_P): New.
24493 * c-typeck.c (parser_build_unary_op): Warn only if result
24494 overflowed and operands did not.
24495 (parser_build_binary_op): Likewise.
24496 (convert_for_assignment): Remove redundant overflow_warning.
24497 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
24499 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24501 * c-typeck.c (store_init_value): Split over two lines to follow
24502 the GNU coding style.
24504 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
24506 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
24507 __GXX_EXPERIMENTAL_CXX0X__.
24508 * doc/cpp.texi: Same.
24510 2007-01-05 Richard Guenther <rguenther@suse.de>
24512 PR middle-end/27826
24513 * tree.c (get_narrower): Do not construct COMPONENT_REFs
24514 with mismatched types. Instead explicitly build a
24515 conversion NOP_EXPR.
24517 2007-01-05 Ian Lance Taylor <iant@google.com>
24519 * c-common.c (decl_with_nonnull_addr_p): New function.
24520 (c_common_truthvalue_conversion): Call it.
24521 * c-typeck.c (build_binary_op): Likewise.
24522 * c-common.h (decl_with_nonnull_addr_p): Declare.
24524 2007-01-05 Jakub Jelinek <jakub@redhat.com>
24527 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
24530 2007-01-05 Joel Brobecker <brobecker@adacore.com>
24532 * doc/install.texi (Final install): Document the fact that
24533 the GNAT runtime should not be stripped.
24535 2007-01-04 Jan Hubicka <jh@suse.cz>
24537 * tree-inline.c (fold_marked_statements): Update operand caches
24538 and EH after folding
24540 2007-01-04 Ian Lance Taylor <iant@google.com>
24542 * c-common.c (check_function_nonnull): Whitespace fix.
24544 2007-01-04 Jan Hubicka <jh@suse.cz>
24546 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
24547 comitted older version of patch.
24548 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
24549 function, celanup cfg and collect garbage.
24551 2007-01-04 Mike Stump <mrs@apple.com>
24553 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
24556 2007-01-04 Eric Christopher <echristo@apple.com>
24558 * libgcc2.c (__bswapsi2): Use SItype.
24559 (__bswapdi2): Use DItype.
24560 * libgcc2.h: Update for above.
24562 2007-01-04 Paul Brook <paul@codesourcery.com>
24564 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
24565 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
24566 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
24567 umulsidi3, umulsidi3adddi, smulsi3_highpart,
24568 umulsi3_highpart): Make conditional on !arm_arch6.
24569 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
24570 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
24571 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
24572 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
24573 umulsi3_highpart_v6): New insns.
24575 2007-01-04 Roger Sayle <roger@eyesopen.com>
24577 * fold-const.c (fold_convert): When casting an expression to void,
24578 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
24579 have a type. Instead of attempting to build a NOP_EXPR, return
24580 these "special" trees directly.
24582 2007-01-04 Joseph Myers <joseph@codesourcery.com>
24584 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
24585 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
24586 rs6000_cost->fp not 0 as adjustment for outer NEG.
24588 2007-01-04 Jan Hubicka <jh@suse.cz>
24590 * cgraph.c (cgraph_release_function_body): New function.
24591 (cgraph_remove_node): Use it.
24592 * cgraph.h (cgraph_release_function_body): Declare.
24593 * cgraphunit.c (cgraph_expand_function): Use it.
24594 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
24595 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
24596 is initialized and while compilation of other function is running.
24597 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
24598 statement CFG annotations from here to ...
24599 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
24601 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
24603 * cfgloop.h (enum li_flags): Make the constants powers of two.
24605 2007-01-04 Jan Hubicka <jh@suse.cz>
24607 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
24609 (fold_marked_statements): New function.
24610 (optimize_inline_calls, tree_function_versioning): Fold new statements.
24611 * tree-inline.h (copy_body_data): Add statements_to_fold.
24613 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
24615 * config.gcc: Mention libgcc/config.host.
24616 * Makefile.in: Update comments mentioning libgcc.
24617 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
24618 (all.cross, start.encap, rest.encap, rest.cross): Update
24619 dependencies for libgcc move.
24620 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
24621 (clean-target, clean-target-libgcc): Delete.
24622 (srcdirify, GCC_EXTRA_PARTS): New macros.
24623 (libgcc-support, libgcc.mvars): New rules.
24624 (distclean): Remove mention of mklibgcc.
24625 (install): Don't reference INSTALL_LIBGCC.
24626 (install-common): Don't reference EXTRA_PARTS.
24627 (install-libgcc, install-multilib): Delete rules.
24628 * mklibgcc.in: Delete file.
24629 * doc/configfiles.texi: Don't mention mklibgcc.
24631 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
24632 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
24633 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
24634 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
24635 (mklibgcc, ldblspecs): Likewise.
24637 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
24638 (posixpre.def): Use $(T).
24639 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
24640 (SHLIB_SRC, SHLIB_INSTALL): Delete.
24641 (SHLIB_LINK): Make dummy.
24642 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
24644 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
24646 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
24647 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
24648 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
24649 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
24651 * configure.ac (all_outputs): Remove mklibgcc.
24652 * configure: Regenerated.
24654 2007-01-03 Josh Conner <jconner@apple.com>
24656 PR middle-end/29683
24657 * calls.c (compute_argument_addresses): Set stack and stack_slot
24658 for partial args, too.
24659 (store_one_arg): Use locate.size.constant for the size when
24660 generating a save_area.
24662 2007-01-03 Robert Kennedy <jimbob@google.com>
24664 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
24665 whose definitions are deleted due to basic block merging.
24667 2007-01-03 Paul Brook <paul@codesourcery.com>
24670 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
24672 (use_return_insn): Return 0 for Thumb interrupt functions.
24673 (print_multi_reg): Add rfe argument for IRQ returns.
24674 (arm_output_epilogue): Pop interrupt return address directly into PC.
24675 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
24677 2007-01-03 Paul Brook <paul@codesourcery.com>
24679 Merge from sourcerygxx-4_1.
24680 * config/arm/thumb2.md: New file.
24681 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
24683 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
24684 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24685 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
24686 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
24688 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24689 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
24691 * config/arm/ieee754-sf.S: Ditto.
24692 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
24693 (thumb1_base_register_rtx_p): ... to this.
24694 (thumb_index_register_rtx_p): Rename...
24695 (thumb1_index_register_rtx_p): ... to this.
24696 (thumb_output_function_prologue): Rename...
24697 (thumb1_output_function_prologue): ... to this.
24698 (thumb_legitimate_address_p): Rename...
24699 (thumb1_legitimate_address_p): ... to this.
24700 (thumb_rtx_costs): Rename...
24701 (thumb1_rtx_costs): ... to this.
24702 (thumb_compute_save_reg_mask): Rename...
24703 (thumb1_compute_save_reg_mask): ... to this.
24704 (thumb_final_prescan_insn): Rename...
24705 (thumb1_final_prescan_insn): ... to this.
24706 (thumb_expand_epilogue): Rename...
24707 (thumb1_expand_epilogue): ... to this.
24708 (arm_unwind_emit_stm): Rename...
24709 (arm_unwind_emit_sequence): ... to this.
24710 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
24711 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
24712 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
24713 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
24714 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
24715 thumb2_output_casesi): New functions.
24716 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
24717 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
24718 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
24719 THUMB2_WORK_REGS): Define.
24720 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
24721 arm_condexec_mask, arm_condexec_masklen)): New variables.
24722 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
24723 (arm_override_options): Check new CPU capabilities.
24724 Set new architecture flag variables.
24725 (arm_isr_value): Handle v7m interrupt functions.
24726 (user_return_insn): Return 0 for v7m interrupt functions. Handle
24728 (const_ok_for_arm): Handle Thumb-2 constants.
24729 (arm_gen_constant): Ditto. Use movw when available.
24730 (arm_function_ok_for_sibcall): Return false for v7m interrupt
24732 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
24733 (thumb_find_work_register, arm_load_pic_register,
24734 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
24735 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
24736 print_multi_reg, output_mov_long_double_fpa_from_arm,
24737 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
24738 output_mov_double_fpa_from_arm, output_move_double,
24739 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
24740 output_return_instruction, arm_output_function_prologue,
24741 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
24742 arm_output_mi_thunk, thumb_set_return_address): Ditto.
24743 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
24744 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
24745 (arithmetic_instr, shift_op): Use arm_shift_nmem.
24746 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
24748 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
24749 (thumb_expand_prologue): Use thumb_set_frame_pointer.
24750 (arm_file_start): Output directive for unified syntax.
24751 (arm_unwind_emit_set): Handle stack alignment instruction.
24752 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
24753 Add v6t2, v7, v7a, v7r and v7m.
24754 (RETLDM): Add Thumb-2 code.
24755 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
24756 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
24757 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
24758 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
24759 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
24760 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
24761 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
24762 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
24763 ADJUST_INSN_LENGTH): Define.
24764 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
24765 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
24766 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
24767 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
24768 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
24769 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
24770 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
24771 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
24772 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
24773 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
24774 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
24775 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
24776 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
24777 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
24778 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
24779 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
24780 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
24782 * config/arm/arm-tune.md: Regenerate.
24783 * config/arm/arm-protos.h: Update prototypes.
24784 * config/arm/vfp.md: Enable patterns for Thumb-2.
24785 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
24786 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
24787 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
24788 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
24789 * config/arm/libunwind.S: Add Thumb-2 code.
24790 * config/arm/constraints.md: Update include Thumb-2.
24791 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
24792 * config/arm/ieee754-df.S: Ditto.
24793 * config/arm/bpabi.S: Ditto.
24794 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
24795 * config/arm/predicates.md (low_register_operand,
24796 low_reg_or_int_operand, thumb_16bit_operator): New.
24797 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
24798 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
24799 * config/arm/t-arm-elf: Add armv7 multilib.
24800 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
24802 (UNSPEC_STACK_ALIGN, ce_count): New.
24803 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
24804 arm_zero_extendsidi2, arm_zero_extendqidi2): New
24806 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
24807 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
24808 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
24809 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
24810 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
24811 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
24813 * doc/extend.texi: Document ARMv7-M interrupt functions.
24814 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
24816 2007-01-03 Jakub Jelinek <jakub@redhat.com>
24818 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
24819 (struct _Unwind_Context): Rename args_size to flags, remove
24820 signal_frame field, add a new args_size field and version field.
24821 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
24822 _Unwind_IsExtendedContext): New inline functions.
24823 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
24824 Assume by_value array is only present if _Unwind_IsExtendedContext.
24825 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
24826 _Unwind_IsSignalFrame.
24827 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
24828 (uw_update_context_1): Use _Unwind_SetSignalFrame.
24829 (uw_init_context_1): Initialize context->flags to
24830 EXTENDED_CONTEXT_BIT.
24831 * config/rs6000/linux-unwind.h (frob_update_context): Use
24832 _Unwind_SetSignalFrame.
24834 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24836 PR middle-end/30353
24837 * gimplify.c (gimplify_modify_expr_complex_part): Move below
24838 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
24841 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
24843 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
24844 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
24845 RET, AT_SP): Remove.
24846 * config/i386/i386.md (*sse_prologue_save_insn): Use return
24849 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24850 * cfgbuild.c (find_basic_blocks): Likewise.
24851 * cfgrtl.c (rtl_create_basic_block): Likewise.
24852 * function.c (temp_slots_at_level): Likewise.
24853 * reg-stack.c (stack_regs_mentioned): Likewise.
24854 * regclass.c (allocate_reg_info): Likewise.
24855 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24856 set_bb_for_stmt, move_block_to_fn): Likewise.
24857 * tree-complex.c (tree_lower_complex): Likewise.
24858 * vec.h (VEC_safe_grow_cleared): New.
24860 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
24862 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
24864 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
24865 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
24867 * cfgloopmanip.c (scale_loop_frequencies): Export.
24868 (loopify): Scale the frequencies by prescribed coefficients.
24869 (set_zero_probability): New function.
24870 (duplicate_loop_to_header_edge): Improve updating of frequencies.
24871 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
24872 and frequencies according to arguments.
24873 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
24875 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
24876 * modulo-sched.c (sms_schedule): Set probabilities for entering
24877 versioned loop correctly.
24878 * tree-vect-transform.c (vect_transform_loop): Ditto.
24879 * cfgloop.h (loopify, loop_version): Declaration changed.
24880 (scale_loop_frequencies): Declared.
24882 2007-01-02 Jan Hubicka <jh@suse.cz>
24884 * cgraph.c: Include tree-flow.h
24885 (cgraph_add_new-function): Handle IPA_SSA mode; execute
24886 early_local_passes.
24887 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
24888 * tree-pass.h (pass_all_early_optimizations): Declare.
24889 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
24890 early_local_passes.
24891 (cgraph_analyze_function): Do early_local_passes.
24892 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24893 Do not add referenced vars.
24894 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
24896 (gate_all_early_local_passes): New gate.
24897 (pass_early_local_passes): Use new gate.
24898 (execute_early_local_optimizations): New functions.
24899 (gate_all_early_optimizations): New gate.
24900 (pass_all_early_optimizations): New pass.
24901 (execute_free_datastructures): Free SSA only when initialized.
24902 (gate_init_datastructures): Init only when optimizing.
24903 (tree_lowering_passes): Do early local passes when called late.
24904 * tree-profile.c (do_tree_profiling): Don't profile functions added
24906 (do_early_tree_profiling, pass_early_tree_profile): Kill.
24907 * tree-cfg.c (update_modified_stmts): Do not update when operands are
24909 * passes.c (init_optimizations_passes): Reorder so we go into SSA
24910 during early_local_passes.
24911 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
24914 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24916 * Makefile.in: Update copyright year.
24918 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24920 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
24921 in $(lang_checks) and check-consistency targets.
24923 2007-01-02 Jan Hubicka <jh@suse.cz>
24925 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24926 Do not add referenced vars.
24927 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
24929 * passes.c (init_optimization_passes): Put mudflap_2 after
24930 free_datastructures.
24932 2007-01-02 Jan Hubicka <jh@suse.cz>
24934 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
24935 Set NOTHROW flag on call statements proved to be nothrow.
24936 Update statement of local calls so new pure/const functions are
24937 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
24939 (tree_rest_of_compilation): Register hooks and initialize bitmap
24940 early. Do not set after_inlining flag.
24942 2007-01-02 Steve Ellcey <sje@cup.hp.com>
24944 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
24945 HOST_BITS_PER_LONGLONG
24947 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24950 * c-typeck.c (store_init_value): Don't emit pedantic overflow
24951 warning for non-static initializers.
24953 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
24955 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
24956 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
24957 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
24958 Always use set_unique_reg_note to add REG_EQUAL notes.
24960 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24963 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24965 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24966 * cfgbuild.c (find_basic_blocks): Likewise.
24967 * cfgrtl.c (rtl_create_basic_block): Likewise.
24968 * function.c (temp_slots_at_level): Likewise.
24969 * reg-stack.c (stack_regs_mentioned): Likewise.
24970 * regclass.c (allocate_reg_info): Likewise.
24971 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24972 set_bb_for_stmt, move_block_to_fn): Likewise.
24973 * tree-complex.c (tree_lower_complex): Likewise.
24974 * vec.h (VEC_safe_grow_cleared): New.
24976 2007-01-02 Ian Lance Taylor <iant@google.com>
24978 * c-common.c (c_common_truthvalue_conversion): When warning about
24979 using an assignment as a truth value, set TREE_NO_WARNING.
24981 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24984 * c.opt (Wold-style-declaration): New.
24985 * doc/invoke.texi (C-only Warning Options): New.
24986 (Wold-style-declaration): Document it.
24987 (Wextra): Enabled by -Wextra.
24988 * c-opts.c (c_common_post_options): Enabled by -Wextra.
24989 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
24990 -Wold-style-declaration.
24992 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24994 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24995 * cfgbuild.c (find_basic_blocks): Likewise.
24996 * cfgrtl.c (rtl_create_basic_block): Likewise.
24997 * function.c (temp_slots_at_level): Likewise.
24998 * reg-stack.c (stack_regs_mentioned): Likewise.
24999 * regclass.c (allocate_reg_info): Likewise.
25000 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25001 set_bb_for_stmt, move_block_to_fn): Likewise.
25002 * tree-complex.c (tree_lower_complex): Likewise.
25003 * vec.h (VEC_safe_grow_cleared): New.
25005 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
25007 * c-common.c (c_common_nodes_and_builtins): Since variants of
25008 void_type_node get built before it is given a name, we need to
25009 give those variants the name, too.
25010 (complete_array_type): We need to work with the canonical main
25011 type of the array, from which we will build the qualified version.
25012 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
25013 * print-tree.c (print_node): Display canonical type information
25015 * stor-layout.c (layout_type): When we don't know the
25016 alignment of a type for which we're building an array, we end up
25017 guessing wrong, so make the type require structural equality.
25018 * tree.c (make_node_stat): When we build a new type, it is its
25019 own canonical type.
25020 (build_type_attribute_qual_variant): When building an attribute
25021 variant, its canonical type is the non-attribute variant. However,
25022 if the attributes are target-dependent and they differ, we need to
25023 use structural equality checks for this type.
25024 (build_qualified_type): A qualified type is not equivalent to its
25025 unqualified variant; set the canonical type appropriately.
25026 (build_distinct_type_copy): When building a distinct type from
25027 another type, the new type is its own canonical type.
25028 (build_variant_type_copy): When building a new type variant, we
25029 assume that it is equivalent to the original type.
25030 (build_pointer_type_for_mode): When building a pointer type, also
25031 build a canonical type pointer.
25032 (build_reference_type_for_mode): When building a reference type,
25033 also build a canonical type reference.
25034 (build_index_type): When we can't hash an index type (e.g.,
25035 because its maximum value is negative), the index type requires
25036 structural equality tests.
25037 (build_array_type): Build the canonical form of an array type.
25038 (build_function_type): Function types require structural equality,
25039 because they contain default arguments, attributes, etc.
25040 (build_method_type_directly): Ditto for method types.
25041 (build_offset_type): Build the canonical offset type.
25042 (build_complex_type): Build the canonical vector type.
25043 (make_vector_type): Build the canonical vector type.
25044 * tree.h (TYPE_CANONICAL): New.
25045 (TYPE_STRUCTURAL_EQUALITY_P): New.
25046 (SET_TYPE_STRUCTURAL_EQUALITY): New.
25047 (struct tree_type): Added "canonical" field.
25048 * params.h (VERIFY_CANONICAL_TYPES): New.
25049 * doc/c-tree.texi (TYPE_CANONICAL): Document.
25050 (TYPE_STRUCTURAL_EQUALITY_P): Document.
25051 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
25052 * doc/invoke.texi (verify-canonical-types): Document --param
25053 parameter for verifying canonical types.
25055 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25057 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
25058 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
25059 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
25060 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
25062 * config/rs6000/e500.h: New.
25063 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
25064 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
25066 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
25067 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
25068 TARGET_E500_DOUBLE): Remove.
25069 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
25070 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
25071 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
25072 * config/rs6000/rs6000.c (rs6000_override_options): Use
25073 CHECK_E500_OPTIONS.
25075 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25077 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
25078 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
25079 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
25080 rs6000_emit_cmove): Don't check TARGET_E500.
25081 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
25082 sordered): Don't check TARGET_E500.
25084 2007-01-01 Eric Christopher <echristo@apple.com>
25086 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
25087 HARD_REGISTER_NUM_P.
25089 2007-01-01 Roger Sayle <roger@eyesopen.com>
25091 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
25092 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
25093 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
25096 2007-01-01 Mike Stump <mrs@apple.com>
25098 * configure.ac: Remove support for building with Apple's gcc-3.1.
25100 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25102 PR middle-end/30311
25103 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
25104 REG is a hard register. Do not modify REG before calling
25106 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
25107 multiple of the size of YMODE for certain lowpart cases.
25109 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25111 PR middle-end/30253
25112 * gimplify (voidify_wrapper_expr): Update for
25113 GIMPLE_MODIFY_STMT.
25115 2007-01-01 Andreas Schwab <schwab@suse.de>
25118 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
25119 save of BR0 in extra_spill_size instead of spill_size.
25120 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
25122 (ia64_expand_epilogue): Restore BR0 from its new location.
25124 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25126 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
25127 Use a temporary variable if the left hand side is not a gimple
25130 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25132 * gimplify.c (gimplify_return_expr): Make the temporary variable
25133 for the return expression, a gimple register variable.
25135 2007-01-01 Jan Hubicka <jh@suse.cz>
25137 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
25140 2007-01-01 Mike Stump <mrs@apple.com>
25142 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
25144 * config/darwin.c (machopic_select_rtx_section): Use
25145 HAVE_GAS_LITERAL16.
25146 (darwin_mergeable_constant_section): Likewise.
25147 * configure: Regenerate.
25148 * config.in: Regenerate.
25150 2007-01-01 Jan Hubicka <jh@suse.cz>
25151 Andrew Pinski <pinskia@gmail.com>
25153 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
25154 before starting IPA passes.