1 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
3 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
4 its binary representation.
6 2007-11-20 Richard Guenther <rguenther@suse.de>
8 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
11 2007-11-20 Thiemo Seufer <ths@mips.com>
13 * config/mips/mips.c (mips_file_start): Add support for
14 flagging 32-bit code with -mfp64 floating-point.
16 2007-11-20 Jakub Jelinek <jakub@redhat.com>
19 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
20 (c_gimplify_expr): Use it.
22 2007-11-20 Ben Elliston <bje@au.ibm.com>
24 * config/spu/spu_mfcio.h: Fix typo.
26 2007-11-20 Ben Elliston <bje@au.ibm.com>
28 * unwind.inc: Comment that unwind-sjlj.c includes this file.
30 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31 Ben Elliston <bje@au.ibm.com>
33 * config/spu/mfc_tag_release.c: New file.
34 * config/spu/mfc_multi_tag_release.c: Likewise.
35 * config/spu/mfc_multi_tag_reserve.c: Likewise.
36 * config/spu/mfc_tag_release.c: Likewise.
37 * config/spu/mfc_tag_reserve.c: Likewise.
38 * config/spu/mfc_tag_table.c: Likewise.
39 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
40 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
41 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
42 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
43 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
44 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
45 mfc_multi_tag_release): Likewise.
46 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
47 __mfc_multi_tag_release): Declare.
49 2007-11-19 Jason Merrill <jason@redhat.com>
51 PR debug/28834, debug/29436, c/32326
52 * tree.c (build_type_attribute_qual_variant): Refuse to make
53 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
54 * doc/extend.texi (Type Attributes): Don't encourage people to add
55 attributes to struct/enum types in a typedef. Fix
56 transparent_union example.
58 * tree-inline.c (remap_type_1): Remove code that's redundant with
60 (build_duplicate_type): Set id.copy_decl.
61 * c-common.c (handle_transparent_union_attribute): Simplify logic.
63 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
65 * config/rs6000/rs6000.c (invalid_e500_subreg,
66 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
67 rs6000_legitimize_address, rs6000_legitimize_reload_address,
68 rs6000_legitimate_address, function_arg_advance,
69 spe_build_register_parallel, rs6000_spe_function_arg,
70 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
71 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
72 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
73 TDmode similarly to DFmode and TFmode.
74 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
75 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
77 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
79 * stor-layout.c (lang_adjust_rli): Delete.
80 (set_lang_adjust_rli): Likewise.
81 (layout_type): Do not call lang_adjust_rli hook.
82 * tree.h (set_lang_adjust_rli): Delete.
84 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
86 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
87 n_dregs_to_save and n_pregs_to_save.
88 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
90 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
91 able to save single D/P registers that aren't saved by the push/pop
94 2007-11-19 Richard Guenther <rguenther@suse.de>
96 PR tree-optimization/34099
97 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
98 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
99 if only one operand is undefined.
101 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
103 PR tree-optimization/34036
104 * opts.c (set_fast_math_flags): Do not set flags in common
105 with set_unsafe_math_optimizations_flags, invoke it directly.
106 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
107 and flag_signed_zeros.
108 * toplev.c (process_options): Force flag_associative_math to 0 and
109 warn, if it is set and either flag_trapping_math or flag_signed_zeros
111 * doc/invoke.texi (Optimize Options): Document the new behavior
112 of -funsafe-math-optimizations, that -fassociative-math requires
113 both -fno-signed-zeros and -fno-trapping-math and make it clear
114 that -fno-trapping-math requires -fno-signaling-nans. Refactor
115 documentation of -ffast-math.
117 2007-11-18 Jakub Jelinek <jakub@redhat.com>
119 PR rtl-optimization/34132
120 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
124 * optabs.h (optab_table): Change type to struct optab from optab.
125 (convert_optab_table): Similarly.
126 Adjust all _optab macros to expand to addresses of optab_table
127 resp. convert_optab_table elements rather than the values of the
129 * optabs.c (optab_table): Change typype to struct optab from optab.
130 If compiled by recent GCC, initialize all the insn_code fields in
131 the array using designated range initializers.
132 (convert_optab_table): Similarly.
133 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
134 set_conv_libfunc): Into libfunc_entry's optab field store index within
135 optab_table resp. convert_optab_table array instead of difference
136 between two separately malloced addresses.
137 (new_optab): Add op argument, don't return anything. Initialize
138 just the insn_code field in handlers array and only when needed.
139 (init_optab, init_optabv): Add op argument, don't return anything.
140 Adjust new_optab caller.
141 (new_convert_optab): Removed.
142 (init_convert_optab): Add op argument, don't return anything, don't
143 call new_convert_optab. If needed, initialize insn_code field in
145 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
147 (debug_optab_libfuncs): Adjust uses of optab_table and
148 convert_optab_table arrays.
150 2007-11-18 Richard Guenther <rguenther@suse.de>
152 PR tree-optimization/34127
153 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
154 Make code match up the comments, require compatibility of the
157 2007-11-17 Richard Guenther <rguenther@suse.de>
160 * fold-const.c (extract_muldiv_1): Do not move negative
161 constants inside ABS_EXPR.
163 2007-11-16 Ian Lance Taylor <iant@google.com>
165 * collect2.c (dump_file): If a demangled symbol is followed by a
166 space, make sure we output at least one space.
168 2007-11-16 Richard Guenther <rguenther@suse.de>
171 * fold-const.c (fold_binary): Use correct types for folding
172 1 << X & Y to Y >> X & 1.
174 2007-11-16 Richard Guenther <rguenther@suse.de>
176 PR tree-optimization/33870
177 * tree.h (struct tree_memory_tag): Add base_for_components flag.
178 (struct tree_struct_field_tag): Remove nesting_level field.
179 (SFT_NESTING_LEVEL): Remove.
180 (SFT_BASE_FOR_COMPONENTS_P): Add.
181 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
182 base_for_components flag.
183 (push_fields_onto_fieldstack): Remove nesting_level parameter.
184 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
186 (create_overlap_variables_for): Deal with it.
187 * tree-dfa.c (dump_subvars_for): Likewise.
188 (dump_variable): Likewise.
189 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
190 Set base_for_components for first elements of sub-structures.
191 (create_variable_info_for): Handle base_for_components.
192 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
193 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
194 * tree-ssa-operands.c (ref_nesting_level): Remove.
195 (add_vars_for_offset): Remove full_ref parameter, always add
196 the offset of the pointed-to SFT.
197 (add_virtual_operand): Adjust for changed signature of
200 2007-11-16 Sa Liu <saliu@de.ibm.com>
202 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
203 floatunssidf2 and floatunsdidf2.
205 2007-11-16 Richard Guenther <rguenther@suse.de>
207 PR tree-optimization/34113
208 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
209 Use correct conversion direction for checking type compatibility.
211 2007-11-16 Richard Guenther <rguenther@suse.de>
213 PR tree-optimization/34099
214 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
215 that produce UNDEFINED result if at least one of its operands
216 is UNDEFINED. By default the result is only UNDEFINED if all
217 operands are UNDEFINED.
219 2007-11-16 Jakub Jelinek <jakub@redhat.com>
222 * gcc.c (init_spec): Don't initialize asm_debug here...
223 (main): ... but here.
225 2007-11-07 Tom Tromey <tromey@redhat.com>
227 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to
229 * tree-parloops.c (create_loop_fn): Use set_cfun.
230 * gengtype.c (open_base_files): Emit #undef cfun.
231 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
232 * function.h (cfun): New define.
233 * function.c: Undefine cfun.
235 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
237 * config/avr/avr.c (avr_mcu_types): Add attiny88.
238 * config/avr/avr.h (LINK_SPEC): Likewise.
239 (CRT_BINUTILS_SPECS): Likewsie.
240 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
242 2007-11-15 Jakub Jelinek <jakub@redhat.com>
245 * tree-ssa-ccp.c (optimize_stack_restore): New function.
246 (execute_fold_all_builtins): Call optimize_stack_restore for
247 BUILT_IN_STACK_RESTORE.
249 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
251 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
252 propagation into an address; that's done in should_replace_address.
254 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
256 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
257 * config/spu/spu.c (legitimate_const): Remove.
258 (classify_immediate): Inline call to legitimate_const.
259 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
260 for any constant, not just -512 .. 511.
262 2007-11-15 Sa Liu <saliu@de.ibm.com>
264 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
265 condition from HONOR_NANS test.
266 * config/spu/spu.md (ceq_df): Always generate comparison code
267 inline, including checks for NaNs and infinities.
269 (cgt_v2df): Likewise.
270 (cmpdf): Make this expander unconditional.
272 2007-11-15 Richard Guenther <rguenther@suse.de>
274 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
275 to only create SFTs if we also create variable infos for PTA.
276 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping
279 2007-11-15 Richard Guenther <rguenther@suse.de>
281 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
282 type for TBAA pruning.
283 (find_what_p_points_to): Call set_uids_in_ptset with the original
284 pointer, not the decl of the solution we collapsed to.
286 2007-11-14 David Daney <ddaney@avtrex.com>
288 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
291 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
294 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
295 for registers in BR_REGS class.
297 2007-11-14 Jakub Jelinek <jakub@redhat.com>
300 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
301 init_ssa_operands has not been called for cfun.
303 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
305 PR tree-optimization/34046
306 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
307 scaling if the old probability is greater than the new base.
309 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
311 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
312 unused edges after loop duplication.
314 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
316 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
317 (enum target_cpu_default): ... this enum.
318 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
319 * config/i386/i386.c (override_options): ... here.
320 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
321 TARGET_CPU_DEFAULT_i486.
323 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
325 * global.c (rest_of_handle_global_alloc): Fix comment typos.
326 * config/sh/sh.c (sh_rtx_costs): Likewise.
327 * ChangeLog: Likewise.
329 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
331 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
332 should not be of pointer type.
334 2007-11-13 Michael Meissner <michael.meissner@amd.com>
336 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate
339 2007-11-13 Sterling Augustine <sterling@tensilica.com>
340 Bob Wilson <bob.wilson@acm.org>
342 * config/xtensa/unwind-dw2-xtensa.c: New.
343 * config/xtensa/unwind-dw2-xtensa.h: New.
344 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
345 (DWARF2_UNWIND_INFO): Remove.
346 (DWARF_FRAME_REGISTERS): Define.
347 (EH_RETURN_DATA_REGNO): Define.
348 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
350 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
352 2007-11-13 Jakub Jelinek <jakub@redhat.com>
354 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
355 -fsched-stalled-insns.
357 PR tree-optimization/34063
358 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
359 as first chrec_fold_plus operand rather than second.
361 2007-11-13 Diego Novillo <dnovillo@google.com>
363 PR tree-optimization/33870
364 * tree.h (strcut tree_memory_tag): add field unpartitionable.
365 remove field in_nested_struct.
366 (struct tree_struct_field_tag): add field nesting_level.
367 (sft_in_nested_struct): remove.
368 (sft_nesting_level): define.
369 (sft_unpartitionable_p): define.
370 * tree-ssa-alias.c (mem_sym_score): if mp->var is not
371 partitionable, return long_max.
372 (compute_memory_partitions): do not partition sfts marked
374 (create_sft): add argument nesting_level. set
375 sft_nesting_level with it. update all users.
376 (create_overlap_variables_for): show nesting level.
377 * tree-dfa.c (dump_subvars_for): likewise.
378 (dump_variable): likewise.
379 show whether the sft is partitionable or not.
380 * tree-flow.h (struct fieldoff): remove field
382 add field nesting_level.
383 * tree-ssa-structalias.c (struct variable_info): remove
384 field in_nested_struct.
385 (push_fields_onto_fieldstack): add argument
386 nesting_level. update all users.
387 update documentation.
388 update pair->nesting_level with nesting_level.
389 make recursive calls with nesting_level + 1.
390 (set_uids_in_ptset): if an sft is added to the points-to
391 set, mark it as unpartitionable.
392 * tree-ssa-operands.c (ref_nesting_level): new.
393 (add_vars_for_offset): call it.
394 add argument full_ref. update
396 if var is inside a nested structure and the nesting level
397 of full_ref is lower than the nesting level of var,
398 adjust offset by the offset of var.
400 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
402 PR tree-optimization/32582
403 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
405 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
407 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
408 functions can be used as constant.
410 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
412 PR rtl-optimization/34035
413 * cse.c (cse_cfg_altered): New global variable.
414 (cse_jumps_altered): Make boolean.
415 (recorded_label_ref): Likewise.
416 (cse_insn): Adjust for above changes.
417 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
418 if dead edges have been purged.
419 (cse_main): Change return value specification and adjust code.
420 (rest_of_handle_cse): Adjust for above change.
421 (rest_of_handle_cse2): Likewise.
422 * gcse.c (rest_of_handle_gcse): Likewise.
424 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
425 Michael Meissner <michael.meissner@amd.com>
427 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
428 get the appropriate suffix for the coms* instruction.
429 (sse5_pcmov_<mode>): Restrict operands of pcmov
430 for scalar case to be only xmm registers and not memory.
432 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
433 constraints to follow the mnemonics for the pcmov instruction
435 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
438 * config/mips/mips.c (mips_return_fpr_single): New function.
439 (mips_function_value): Use it when returning single-field
441 (mips_expand_call): Handle the PARALLELs created by
442 mips_return_fpr_single.
444 2007-11-12 Richard Guenther <rguenther@suse.de>
447 * fold-const.c (fold_binary): If testing for non-negative
448 operands with tree_expr_nonnegative_warnv_p make sure to
449 use op0 which has all (sign) conversions retained.
451 2007-11-12 Richard Guenther <rguenther@suse.de>
454 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
455 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
457 2007-11-12 Ira Rosen <irar@il.ibm.com>
459 PR tree-optimization/33953
460 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
461 allocate vec_oprnds1 according to the number of created vector
462 statements. In case of shift with scalar argument, store scalar operand
463 for every vector statement to be created for the SLP node. Fix a
466 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
468 * gcse.c (CUID_INSN): Remove.
470 (alloc_gcse_mem): Don't allocate cuid_insn.
471 (free_gcse_mem): Don't free cuid_insn.
473 2007-11-10 Jakub Jelinek <jakub@redhat.com>
476 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
480 * tree-inline.h (copy_body_data): Add regimplify field.
481 * tree-inline.c (copy_body_r): Set id->regimplify to true
482 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
484 (copy_bb): Clear id->regimplify before walk_tree, if it is
485 set afterwards, regimplify the whole statement.
487 PR tree-optimization/33680
488 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
489 if the added cast involves variable length types.
491 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
492 Maxim Kuvyrkov <maxim@codesourcery.com>
494 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
495 instead of TRUE_BARRIER for jumps. Add register dependencies
496 even when reg_pending_barrier is set.
498 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
500 * haifa-sched.c (haifa_classify_insn): Rename to ...
501 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
502 handle PARALLELs by recursing. Use it ...
503 (haifa_classify_insn): ... here. Reimplement.
505 2007-11-09 Richard Guenther <rguenther@suse.de>
507 * bitmap.h (bitmap_single_bit_set_p): Declare.
508 * bitmap.c (bitmap_single_bit_set_p): New function.
509 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
510 (maybe_create_global_var): Use bitmap_empty_p.
512 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
513 Jakub Jelinek <jakub@redhat.com>
515 PR rtl-optimization/34012
516 * fwprop.c (try_fwprop_subst): Do not replace if the new
517 SET_SRC has a higher cost than the old one.
519 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
521 PR rtl-optimization/33732
522 * reload.c (push_reload): Check that the REG_DEAD note was referring
523 to a hardreg or to a pseudo that has been assigned exactly one hardreg
524 before considering it in order to select the reload register.
525 (combine_reloads): Likewise.
526 (find_dummy_reload): Likewise.
528 2007-11-09 Richard Guenther <rguenther@suse.de>
530 * tree-flow.h (struct ptr_info_def): Make escape_mask a
532 (struct ptr_info_def): Likewise.
533 (enum escape_type): Also use bit zero.
535 2007-11-09 Richard Guenther <rguenther@suse.de>
537 PR tree-optimization/33604
538 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
539 Disregard changes in CV qualifiers of pointed to types for
540 forward propagating ADDR_EXPRs.
541 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
544 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
546 * dse.c (find_shift_sequence): Always choose an integer mode for
548 (replace_read): Require both the read and store mode to be
549 integer ones. Remove a then-redundant FLOAT_P check.
551 2007-11-08 Richard Guenther <rguenther@suse.de>
553 * tree-dfa.c (remove_referenced_var): If removing a
554 variable which has subvars, also remove those from
555 the referenced vars. Do not create a variable annotation.
557 2007-11-08 Bob Wilson <bob.wilson@acm.org>
559 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
560 argument for gen_entry calls.
561 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
562 (entry): Use the new attribute value. Remove unused first operand.
564 2007-11-08 Tom Tromey <tromey@redhat.com>
566 * c-parser.c (c_parser_translation_unit): Use location in error.
567 (c_parser_external_declaration): Likewise.
568 (c_parser_declaration_or_fndef): Likewise.
569 (c_parser_enum_specifier): Likewise.
570 (c_parser_struct_or_union_specifier): Likewise.
571 (c_parser_struct_declaration): Likewise.
572 (c_parser_typeof_specifier): Likewise.
573 (c_parser_parms_list_declarator): Likewise.
574 (c_parser_asm_string_literal): Likewise.
575 (c_parser_braced_init): Likewise.
576 (c_parser_initelt): Likewise.
577 (c_parser_compound_statement_nostart): Likewise.
578 (c_parser_statement_after_labels): Likewise.
579 (c_parser_do_statement): Likewise.
580 (c_parser_asm_statement): Likewise.
581 (c_parser_conditional_expression): Likewise.
582 (c_parser_unary_expression): Likewise.
583 (c_parser_sizeof_expression): Likewise.
584 (c_parser_postfix_expression): Likewise.
585 (c_parser_postfix_expression_after_paren_type): Likewise.
586 (c_parser_objc_class_instance_variables): Likewise.
587 (c_parser_objc_method_definition): Likewise.
588 (c_parser_objc_methodprotolist): Likewise.
589 (c_parser_pragma): Likewise.
590 (c_parser_omp_clause_num_threads): Likewise.
591 (c_parser_omp_clause_schedule): Likewise.
592 (c_parser_omp_all_clauses): Likewise.
593 (c_parser_omp_sections_scope): Likewise.
594 (c_parser_label): Use location of label, not colon.
596 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
599 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
602 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
605 * ipa-pure-const.c (static_execute): Added code to keep recursive
606 functions from being marked as pure or const.
607 * ipa-utils.c (searchc): Fixed comment.
609 2007-11-08 Tom Tromey <tromey@redhat.com>
611 * common.opt (fshow-column): Default to 0.
612 * configure: Rebuilt.
613 * configure.ac (--enable-mapped-location): Default to 'yes'.
615 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
617 * common.opt: Add pointer to doc/options.texi.
618 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
619 -fipa-reference): Add or correct doc. Sorted options list for -Os
622 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
625 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
626 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
627 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
628 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
629 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
630 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
631 to TARGET_BIG_ENDIAN_DEFAULT.
632 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
633 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
634 to TARGET_BIG_ENDIAN_DEFAULT.
636 2007-11-07 Diego Novillo <dnovillo@google.com>
638 * tree.h (struct tree_struct_field_tag): Move field
640 (struct tree_memory_tag): ... here.
642 2007-11-07 Diego Novillo <dnovillo@google.com>
645 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
646 (SFT_IN_NESTED_STRUCT): Define.
647 * tree-dfa.c (dump_subvars_for): Show offset of each
649 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
650 * tree-ssa-structalias.c (struct variable_info): Likewise.
651 (push_fields_onto_fieldstack): If OFFSET is positive,
652 set in_nested_struct.
653 (create_variable_info_for): Copy setting of
654 in_nested_struct from the field offset object.
655 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
656 variable info object.
657 * tree-ssa-operands.c (add_vars_for_offset): If VAR
658 belongs to a nested structure, adjust OFFSET by
661 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
663 PR rtl-optimization/33737
664 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
665 target block after computing the probabilities of outgoing edges.
666 Cap the frequency to BB_FREQ_MAX.
667 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
668 frequency of the basic block if it has been reused.
670 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
672 PR rtl-optimization/33822
673 * rtl.h (REG_OFFSET): Fix comment.
674 * var-tracking.c (INT_MEM_OFFSET): New macro.
675 (var_mem_set): Use it.
676 (var_mem_delete_and_set): Likewise.
677 (var_mem_delete): Likewise.
678 (same_variable_part_p): Likewise.
679 (vt_get_decl_and_offset): Likewise.
680 (offset_valid_for_tracked_p): New predicate.
681 (count_uses): Do not track locations with invalid offsets.
682 (add_uses): Likewise.
683 (add_stores): Likewise.
685 2007-11-07 Tom Tromey <tromey@redhat.com>
687 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
688 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
690 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
691 Andrey Belevantsev <abel@ispras.ru>
693 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
694 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
695 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
696 Save calculated max_asap in it.
697 (sms_schedule): Calculate maxii using max_asap.
699 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
701 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
702 with -mhard-dfp/-mno-hard-dfp.
704 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
705 Jakub Jelinek <jakub@redhat.com>
708 * haifa-sched.c (check_sched_flags): Remove.
709 (sched_init): Don't call it.
711 2007-11-06 Diego Novillo <dnovillo@google.com>
713 * tree-flow.h (struct fieldoff): Reformat comment.
715 * tree-ssa-operands.c: Tidy top-level comments.
717 (add_vars_for_offset): Tidy parameter formatting..
718 (get_addr_dereference_operands): Likewise.
719 (get_indirect_ref_operands): Likewise.
720 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
721 <OMP_ATOMIC_STORE>: Likewise.
723 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
726 * config/i386/driver-i386.c: Test for __GNUC__ instead of
727 GCC_VERSION which is always defined.
729 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
732 * reload1.c (find_reloads): Also check in_reg when handling a
733 simple move with an input reload and a destination of a hard
736 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
738 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
739 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
740 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
741 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
742 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
743 (m68k_sched_attr_type2): New function.
744 (sched_adjust_cost_state): New static variable.
745 (m68k_sched_adjust_cost): New static function implementing
747 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
748 New static variables.
749 (m68k_sched_variable_issue): New static function implementing
751 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
752 (sched_dump_split_class): New static function.
753 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
755 (sched_dump_dfa_class, m68k_sched_dump): New static function.
756 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
757 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
758 m68k_sched_dfa_post_advance_cycle): New static functions implementing
761 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
762 (CPU_UNITS_QUERY): Define.
764 * config/m68k/cf.md: New file.
765 * config/m68k/m68.md (cf.md): New include.
767 2007-11-06 Tom Tromey <tromey@redhat.com>
769 PR c++/32256, PR c++/32368:
770 * function.c (saved_in_system_header): New global.
771 (push_cfun): Save in_system_header.
772 (pop_cfun): Restore in_system_header.
773 (push_struct_function): Save in_system_header.
775 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
779 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
780 (complete_array_type): Set canonical type appropriately.
781 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
782 C and C++ front ends now have different versions of this function,
783 because the C++ version needs to maintain canonical types here.
785 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
787 * tree-parloops.c (reduction_info): Remove reduction_init field.
788 (initialize_reductions): Remove creation of the reduction_init variable.
789 (struct data_arg): Remove.
790 (add_field_for_reduction, create_stores_for_reduction): New functions.
791 (add_field_for_name): Remove reduction handling.
792 (separate_decls_in_loop): Call add_field_for_reduction,
793 create_stores_for_reduction.
795 2007-11-06 Jakub Jelinek <jakub@redhat.com>
797 PR tree-optimization/33458
798 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
799 !is_gimple_val PHI argument, gimplify it and insert it on edge.
801 PR tree-optimization/33993
802 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
803 rather than build_constructor_from_list if all list values are
805 (get_initial_def_for_induction): Use build_vector instead of
806 build_constructor_from_list.
808 2007-11-05 Mark Mitchell <mark@codesourcery.com>
811 * tree.h (DECL_INIT_PRIORITY): Do not require
812 DECL_HAS_INIT_PRIORITY_P.
813 (DECL_FINI_PRIORITY): Likewise.
814 * tree.c (decl_init_priority_lookup): Remove assert.
815 (decl_fini_priority_insert): Likewise.
816 * cgraphunit.c (static_ctors): Make it a VEC.
817 (static_dtors): Likewise.
818 (record_cdtor_fn): Adjust accordingly.
819 (build_cdtor): Generate multiple functions for each initialization
821 (compare_ctor): New function.
822 (compare_dtor): Likewise.
823 (cgraph_build_cdtor_fns): Sort the functions by priority before
825 (cgraph_build_static_cdtor): Put the priority in the function's
828 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
831 * common.opt: Add shared and pie.
833 2007-11-05 Bob Wilson <bob.wilson@acm.org>
835 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
836 replace references to virtual_stack_vars_rtx in goto_handler.
838 2007-11-05 Paul Brook <paul@codesourcery.com>
840 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
841 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
842 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
843 arm_lang_output_object_attributes_hook.
844 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
845 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
846 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
848 * config/arm/t-arm.c (arm.o): New rule.
849 * config/arm/arm-c.c: New file.
851 2007-11-05 Nick Clifton <nickc@redhat.com>
852 Sebastian Pop <sebastian.pop@amd.com>
854 PR tree-optimization/32540
855 PR tree-optimization/33922
856 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
857 * tree-ssa-pre.c: Include params.h.
858 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
859 to limit the maximum length of the PA set for a given block.
860 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
861 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
863 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
865 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
866 __fixunssfDI): Make return type unsigned.
867 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
868 __fixunssfDI): Make return type unsigned.
870 2007-11-05 Jakub Jelinek <jakub@redhat.com>
872 PR tree-optimization/33856
873 * tree-data-ref.c (get_references_in_stmt): Don't add
874 REFERENCE_CLASS_P trees to references vector if get_base_address
875 returns NULL on them.
877 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
879 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
881 2007-11-04 Andrew Pinski <pinskia@gmail.com>
884 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
885 for TRUTH_NOT_EXPR to type.
887 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
889 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
891 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
894 * dwarf2out.c (add_calling_convention_attribute): Change
895 second argument. Set calling convention to DW_CC_program for
896 Fortran main program.
897 (gen_subprogram_die): Adjust to new prototype for
898 add_calling_convention_attribute.
900 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
902 PR tree-optimization/33987
903 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
905 (vectorizable_reduction): Add type check.
907 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
910 * c-parser.c (c_parser_statement_after_labels): Error if a
911 declaration is parsed after a label.
913 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
916 * reorg.c (emit_delay_sequence): Do not clear the locator on
917 the jump instruction.
919 2007-11-03 Jakub Jelinek <jakub@redhat.com>
922 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
923 current sched region.
925 2007-11-02 Jakub Jelinek <jakub@redhat.com>
927 * config/ia64/ia64.c (struct reg_write_state): Change into
928 unsigned short bitfields rather than unsigned int, decrease
929 first_pred to just 10 bits.
930 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
932 (rws_insn_set, rws_insn_test): New functions.
933 (in_safe_group_barrier): New variable.
934 (rws_update): Remove first argument, always set rws_sum array.
935 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
936 or update rws_sum if !in_safe_group_barrier, adjust rws_update
938 (rtx_needs_barrier): Use rws_insn_test macro.
939 (safe_group_barrier_needed): Don't save/restore rws_sum array,
940 instead set/clear in_safe_group_barrier flag.
942 2007-11-02 Bob Wilson <bob.wilson@acm.org>
944 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
945 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
946 pointer or frame pointer.
947 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
948 (MUST_USE_SJLJ_EXCEPTIONS): Define.
949 (DWARF2_UNWIND_INFO): Define.
950 (INCOMING_RETURN_ADDR_RTX): Define.
951 (DWARF_FRAME_RETURN_COLUMN): Define.
953 2007-11-02 Tom Tromey <tromey@redhat.com>
955 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
958 2007-11-02 Diego Novillo <dnovillo@google.com>
960 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
961 argument from function pointer ANALYZE_EXPR. Update all
963 * cgraph.c (debug_cgraph_node): New.
966 2007-11-02 Jakub Jelinek <jakub@redhat.com>
968 PR rtl-optimization/33648
969 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
970 the newly created basic block.
972 2007-11-01 Richard Guenther <rguenther@suse.de>
974 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
976 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
978 PR rtl-optimization/33828
979 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
982 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
984 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
985 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
986 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
988 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
990 * gcc.c (getenv_spec_function): Escape the environment variable's
993 2007-11-01 Janis Johnson <janis187@us.ibm.com>
995 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
996 show that CSE means common subexpression elimination. Change wording
997 for -fsee and define LCM. Remove capitalization of optimizations
998 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
1000 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1003 * doc/sourcebuild.texi (Test Directives): Document that xfail
1004 has no effect for dg-do except when dg-do-what is "run".
1006 2007-11-01 Tom Tromey <tromey@redhat.com>
1008 * c-decl.c (grokdeclarator): Set decl source locations.
1009 * c-parser.c (c_parser_enum_specifier): Set location.
1010 (c_parser_struct_or_union_specifier): Likewise.
1012 2007-11-01 Tom Tromey <tromey@redhat.com>
1014 * print-tree.c (print_node): Print column number.
1016 2007-11-01 Jakub Jelinek <jakub@redhat.com>
1019 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
1020 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
1021 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
1023 PR rtl-optimization/33673
1024 * gcse.c (cprop_jump): If a conditional jump has been optimized
1025 into unconditional jump, make the remaining normal edge fallthru
1026 and delete the jump insn.
1028 2007-11-01 Ben Elliston <bje@au.ibm.com>
1030 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
1031 (set_mem_attrs_from_reg): Likewise.
1033 2007-11-01 Michael Matz <matz@suse.de>
1035 PR tree-optimization/33961
1036 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
1037 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
1038 (add_or_mark_expr): New argument 'store', using it to search
1040 (nt_init_block): Adjust calls to add_or_mark_expr.
1042 2007-10-31 Jakub Jelinek <jakub@redhat.com>
1045 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
1046 for the first push_operand.
1048 2007-10-31 Revital Eres <eres@il.ibm.com>
1050 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
1051 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
1052 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
1053 movmisalignv2sf, vcondv2sf): New.
1054 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
1055 UNSPEC_EXTODD_V2SF): Define new constants.
1056 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
1057 paired_emit_vector_cond_expr): New.
1058 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
1059 * config/rs6000/rs6000.c (paired_expand_vector_move,
1060 paired_emit_vector_cond_expr, paired_emit_vector_compare):
1062 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
1064 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
1066 PR tree-optimization/32377
1067 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
1068 work also for unknown number of iterations.
1069 (analyze_subscript_affine_affine): Clean up. Don't fail when the
1070 number of iterations is not known.
1072 2007-10-31 Richard Guenther <rguenther@suse.de>
1075 * fold-const.c (extract_muldiv_1): Make sure to not introduce
1076 new undefined integer overflow.
1077 (fold_binary): Avoid useless conversion.
1079 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
1082 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
1085 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
1087 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
1089 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
1090 with -mhard-dfp/-mno-hard-dfp.
1091 * config/s390/s390.opt: Likewise.
1092 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
1095 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1097 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
1099 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1101 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
1102 optimization options.
1103 (Optimize Options): Add -fdce and -fdse to the list of optimizations
1104 enabled by -O. Document -fdce and -fdse.
1106 2007-10-30 Jakub Jelinek <jakub@redhat.com>
1109 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
1110 convert second operand of COMPOUND_EXPR to the original type of
1113 2007-10-30 Richard Guenther <rguenther@suse.de>
1115 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
1116 of loop adding SFTs as virtual operands.
1118 2007-10-30 Richard Guenther <rguenther@suse.de>
1120 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
1122 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
1124 PR tree-optimization/32893
1125 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
1126 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
1128 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
1130 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
1132 (sub_ddmmss): Likewise.
1133 (umul_ppmm): Likewise.
1134 (udiv_qrnnd): Likewise.
1136 2007-10-29 Janis Johnson <janis187@us.ibm.com>
1139 * doc/sourcebuild.texi (Test Directives): Document that dg-require
1140 directives must come before dg-additional-sources.
1142 2007-10-29 Jakub Jelinek <jakub@redhat.com>
1144 PR tree-optimization/33723
1145 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
1146 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
1148 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
1150 PR tree-optimization/33614
1151 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
1152 if they can't be reduced to VECTOR_CSTs and aren't legitimate
1153 initializer constants.
1155 2007-10-29 Richard Guenther <rguenther@suse.de>
1157 PR tree-optimization/33870
1158 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
1159 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
1162 2007-10-29 Richard Guenther <rguenther@suse.de>
1164 * passes.c (init_optimization_passes): Exchange store_copy_prop
1166 * tree-pass.h (pass_store_copy_prop): Remove.
1167 * tree-ssa-copy.c (do_store_copy_prop): Remove.
1168 (stmt_may_generate-copy): Do not handle store_copy_prop.
1169 (get_copy_of_val): Likewise.
1170 (set_copy_of_val): Likewise.
1171 (copy_prop_visit_assignment): Likewise.
1172 (copy_prop_visit_stmt): Likewise.
1173 (copy_prop_visit_phi_node): Likewise.
1174 (init_copy_prop): Likewise.
1175 (execute_copy_prop): Likewise.
1176 (do_copy_prop): Remove.
1177 (gate_store_copy_prop): Likewise.
1178 (store_copy_prop): Likewise.
1179 (pass_store_copy_prop): Likewise.
1180 (pass_copy_prop): Call execute_copy_prop.
1181 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
1182 * common.opt (ftree-store-copy-prop): Mark obsolete.
1183 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
1185 2007-10-29 Ian Lance Taylor <iant@google.com>
1187 * ifcvt.c (noce_can_store_speculate_p): New static function.
1188 (noce_process_if_block): Call it.
1189 (if_convert): Remove recompute_dominance parameter. Change all
1192 2007-10-29 Richard Guenther <rguenther@suse.de>
1194 * tree-flow-inline.h (get_subvar_at): Use binary search.
1195 (get_first_overlapping_subvar): New function to binary search
1196 for the first overlapping subvar.
1197 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
1198 just handle adding subvars for a pointed-to subvar. Optimize
1199 and use get_first_overlapping_subvar.
1200 (add_vars_for_bitmap): Fold into single caller.
1201 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
1202 and non pointed-to bits of add_vars_for_offset.
1204 2007-10-29 Revital Eres <eres@il.ibm.com>
1206 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
1208 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
1209 Zdenek Dvorak <ook@ucw.cz>
1212 reduction support for automatic parallelization.
1214 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
1216 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
1217 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
1218 and OMP_ATOMIC_STORE.
1219 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1220 * gimple-low.c (lower_stmt): Same.
1221 * gimplify.c (gimplify_expr): Same.
1222 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
1223 gimplify_omp_atomic_mutex): Remove.
1224 (gimplify_omp_atomic): Change it to simply gimplify the
1225 statement instead of expanding it.
1226 * omp-low.c: Add includes to optabs.h, cfgloop.h.
1227 (expand_omp_atomic, expand_omp_atomic_pipeline,
1228 goa_stabilize_expr, expand_omp_atomic_mutex,
1229 expand_omp_atomic_fetch_op): New functions to implement
1230 expansion of OMP_ATOMIC.
1231 (expand_omp, build_omp_regions_1): Add support for
1232 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
1233 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
1235 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
1237 * tree-parloops.c: add include to tree-vectorizer.h.
1238 (reduction_info): New structure for reduction.
1239 (reduction_list): New list to represent list of reductions per loop.
1240 (struct data_arg): New helper structure for reduction.
1241 (reduction_info_hash, reduction_info_eq, reduction_phi,
1242 initialize_reductions, create_call_for_reduction,
1243 create_phi_for_local_result, create_call_for_reduction_1,
1244 create_loads_for_reductions, create_final_loads_for_reduction):
1246 (loop_parallel_p): Identify reductions, add reduction_list parameter.
1247 (separate_decls_in_loop_name): Support reduction variables.
1248 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
1249 call create_loads_for_reduction for each reduction.
1250 (canonicalize_loop_ivs): Identify reductions, add reduction_list
1252 (transform_to_exit_first_loop): Add reduction support, add
1253 reduction_list parameter.
1254 (gen_parallel_loop): Add reduction_list parameter. Add call
1255 separate_decls_in_loop with
1256 the new argument. Traverse reductions and call
1257 initialize_reductions, create_call_for_reduction.
1258 (parallelize_loops): Create and delete the reduction list.
1259 (add_field_for_name): Change use of data parameter. Add fields for
1261 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
1262 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
1263 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1264 * tree-inline.c (estimate_num_insns_1): add cases for
1265 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1266 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1267 * tree-ssa-operands.c (get_addr_dereference_operands):
1268 New function. Subroutine of get_indirect_ref_operands.
1269 (get_indirect_ref_operands): Call get_addr_dereference_operands.
1270 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1273 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
1275 * config/cris/cris.c: Include df.h.
1276 (cris_address_cost): Add gcc_assert for canonicalization
1277 assumptions. For PLUS with MULT or register, correct
1278 test for register in other arm. Tweak comments.
1280 2007-10-28 Richard Guenther <rguenther@suse.de>
1282 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
1283 telling if the var is to be treated as points-to location.
1284 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
1285 (add_virtual_operand): Only recurse into MPTs if aliases
1288 2007-10-28 Richard Guenther <rguenther@suse.de>
1290 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
1291 (add_vars_for_bitmap): Do not recurse further. Only add vars
1292 for pointed-to SFTs.
1293 (add_virtual_operand): Re-instantiate loop to add operands for
1294 aliases. Recurse into MPTs.
1295 (get_indirect_ref_operands): If we fall back to use a pointers
1296 SMT, make sure to not prune based on the access offset and size.
1298 2007-10-28 Andrew Pinski <pinskia@gmail.com>
1301 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
1302 the eh information on the statement.
1304 2007-10-28 Richard Guenther <rguenther@suse.de>
1306 * tree-flow.h (subvar_t): Make it a VEC.
1307 (struct subvar): Remove.
1308 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
1309 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
1311 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1312 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
1313 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
1314 (set_initial_properties): Likewise.
1315 (setup_pointers_and_addressables): Likewise.
1316 (new_type_alias): Likewise.
1317 (create_overlap_variables_for): Likewise.
1318 * tree-dfa.c (dump_subvars_for): Likewise.
1319 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
1320 (get_expr_operands): Likewise.
1321 (add_to_addressable_set): Likewise.
1322 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1324 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
1326 PR tree-optimization/33920
1327 * tree-if-conv.c (tree_if_conversion): Force predicate of single
1328 successor bb to true when predecessor bb has NULL predicate.
1329 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
1331 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1333 * config/mips/mips.md: Add combiner patterns for DImode extensions
1334 of HImode and QImode truncations. Reformat HImode <- QImode pattern
1337 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1340 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
1342 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1344 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
1345 LIBCALL notes if they are about to be moved to the same insn.
1347 2007-10-27 Richard Guenther <rguenther@suse.de>
1349 PR tree-optimization/33870
1350 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
1351 duplication. Remove redundant call to access_can_touch_variable.
1352 (add_vars_for_bitmap): New helper for recursing over MPT contents.
1353 (add_virtual_operand): Use it.
1355 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1358 * pa.h (ASM_PN_FORMAT): Delete define.
1360 2007-10-26 Janis Johnson <janis187@us.ibm.com>
1362 * doc/invoke.texi (Option Summary, optimizations): Remove
1363 -fbounds-check. Add -fassociative-math, -freciprocal-math,
1364 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
1365 -fsplit-wide-types to match later entry. Break up a long line.
1366 (Option Summary, code gen options) Add -fno-stack-limit. Add
1367 missing @gol to the end of a line.
1368 (Optimization Options): Remove -fbounds-check, which is also
1369 documented under Code Generation Options. Remove =n from
1370 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
1371 to -fcprop-registers to match other options, and say when it is
1372 enabled rather than disabled. Remove extra index entry for
1373 -fno-cx-limited-range. Add index entries for -fstack-protector
1374 and -fstack-protector-all.
1375 (Code Gen Options): Add index entry for -ftls-model.
1377 2007-10-26 Anatoly Sokolov <aesok@post.ru>
1379 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
1380 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
1381 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
1382 expand_epilogue, output_movhi): Don't handle 'main' function.
1383 (avr_attribute_table): Add 'OS_task' function attribute.
1384 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
1386 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
1387 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
1389 * config/avr/avr.opt (minit-stack): Remove.
1391 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
1393 * tree-nested.c (get_trampoline_type): Fix thinko.
1395 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
1398 * tree.c (build_offset_type): Build canonical type based on the
1399 TYPE_MAIN_VARIANT of the base type.
1401 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
1403 * reorg.c (emit_delay_sequence): Move insn locator from the
1404 first insn to the sequence.
1406 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
1408 * ipa-pure-const.c (check_decl): Return immediately when
1409 pure_const_state has been set to IPA_NEITHER.
1411 2007-10-25 Ira Rosen <irar@il.ibm.com>
1413 PR tree-optimization/33833
1414 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
1415 and convert init to sizetype in inner_base construction.
1417 2007-10-25 Richard Guenther <rguenther@suse.de>
1419 * tree-flow.h (mem_sym_stats): Remove.
1420 (dump_mem_sym_stats_for_var): Declare.
1421 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
1422 (mem_sym_stats): Move ...
1423 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
1424 (mem_sym_score): Rename from ...
1425 (pscore): ... this. Remove.
1426 (dump_mem_sym_stats_for_var): New function. Dump the score, but
1427 not the frequencies.
1428 (compare_mp_info_entries): Make sort stable by disambiguating
1431 2007-10-25 Ira Rosen <irar@il.ibm.com>
1433 PR tree-optimization/33866
1434 * tree-vect-transform.c (vectorizable_store): Check operands of all
1435 the stmts in the group of strided accesses. Get def stmt type for each
1436 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
1438 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
1440 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
1441 (Yt): Rename register constraint to Y2.
1442 * config/i386/sse.md: Use renamed register constraints.
1443 * config/i386/mmx.md: Ditto.
1444 * config/i386/i386.md: Ditto.
1446 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
1448 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
1450 2007-10-24 Chao-ying Fu <fu@mips.com>
1452 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
1453 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
1455 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1456 Olga Golovanevsky <olga@il.ibm.com>
1458 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
1459 the compiler that wr.wrap and wr.domain are initialized in
1462 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1464 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
1465 to print gcov_type values.
1467 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
1469 * config/avr/avr.h: Do not include progmem_section definition when
1470 building with IN_TARGET_LIBS.
1472 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1475 * config/mips/mips.c (mips_lo_sum_offset): New structure.
1476 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
1477 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
1478 (mips_orphaned_high_part_p: New functions.
1479 (mips_avoid_hazard): Don't check INSN_P here.
1480 (mips_avoid_hazards): Rename to...
1481 (mips_reorg_process_insns): ...this. Cope with
1482 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
1483 or turn them into nops.
1484 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
1485 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
1486 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
1487 (mips_override_options): Set flag_delayed_branch to 0.
1489 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1491 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
1492 MIPS-specific implementation details.
1493 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
1494 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
1495 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
1496 for targets with movmemsi.
1497 (MOVE_BY_PIECES_P): Define.
1498 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
1499 (mips_block_move_loop): Add a bytes_per_iter argument.
1500 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
1501 Update call to mips_block_move_loop.
1503 2007-10-24 Michael Matz <matz@suse.de>
1506 * var-tracking.c (variable_union): Don't break after one loop
1507 iteration but only when a difference is found.
1508 (dump_variable): Also print DECL_UID.
1510 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1512 * ipa-type-escape.h: Expose function
1513 is_array_access_through_pointer_and_index.
1515 (is_array_access_through_pointer_and_index):
1516 Add three new parameters. Add support of
1517 POINTER_PLUS_EXPR tree code.
1519 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1521 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
1522 * tree-pass.h: Add pass_ipa_struct_reorg.
1523 * common.opt: Add ipa-struct-reorg flag.
1524 * Makefile.in: Add ipa-strcut-reorg.o compilation.
1525 * passes.c: Add pass pass_ipa_struct_reorg.
1526 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
1527 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
1529 2007-10-24 Ira Rosen <irar@il.ibm.com>
1531 PR tree-optimization/33804
1532 * tree-vect-transform.c (vectorizable_operation): Remove the
1533 checks that the vectorization is worthwhile from the transformation
1536 2007-10-24 Ira Rosen <irar@il.ibm.com>
1538 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
1539 vectype cannot be determined for the scalar type.
1540 (vect_analyze_slp_instance): Likewise.
1541 * tree-vect-transform.c (vect_model_reduction_cost): Change the
1542 return type to bool. Return false if vectype cannot be determined
1543 for the scalar type.
1544 (vect_get_constant_vectors): Return false if vectype cannot be
1545 determined for the scalar type.
1546 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
1547 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
1548 vectorizable_reduction): Likewise.
1550 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
1552 * config.gcc: For a FreeBSD target, parse the value of ${target}
1553 to determine the value of FBSD_MAJOR, instead of adding an
1554 explicit check for every possible FreeBSD major version.
1556 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
1558 PR rtl-optimization/33846
1559 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
1561 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
1563 PR tree-optimization/33860
1564 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
1565 interleaved accesses in case the dr is inside the inner-loop during
1566 outer-loop vectorization.
1568 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1570 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
1571 Document MEM_POINTER. Replace mentions of "integrated"
1572 field with "return_val". Delete outdated stuff.
1574 2007-10-23 David Edelsohn <edelsohn@gnu.org>
1576 * config/rs6000/rs6000.c (rs6000_override_options): Set
1577 rs6000_altivec_abi on AIX.
1578 (conditional_register_usage): Set VR20:31 fixed on AIX.
1580 2007-10-23 Richard Guenther <rguenther@suse.de>
1582 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
1585 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
1586 David S. Miller <davem@davemloft.net>
1588 * df-scan.c (df_get_call_refs): Mark global registers as both a
1589 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
1591 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
1593 PR tree-optimization/33834
1594 PR tree-optimization/33835
1595 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
1596 stmts need to be checked for success seperately.
1597 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
1598 Remove the check that stmt is not LIVE.
1599 (vectorizable_assignment, vectorizable_induction): Likewise.
1600 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1601 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
1603 (vectorizable_live_operation): Check that op is not NULL.
1605 2007-10-22 Janis Johnson <janis187@us.ibm.com>
1607 * doc/invoke.texi (Optimization Options): In the summary, show
1608 that the value for options -falign-jumps, -falign-labels,
1609 -falign-loops, -falign-functions, -fsched-stalled-insns, and
1610 -fsched-stalled-insns-dep is optional. In the summary, show that
1611 -fsched-stalled-insns takes an optional argument and that
1612 -fparallelize-loops takes an argument. Add opindex for several
1613 optimization options, and fix typos in the opindex commands for
1614 several others. In the descriptions for -fsched-stalled-insns
1615 and -fsched-stalled-insns-dep, show the options with and without
1618 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
1620 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
1622 * config/avr/avr.h (LINK_SPEC): Likewise.
1623 (CRT_BINUTILS_SPECS): Likewsie.
1624 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1626 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1628 PR rtl-optimization/33644
1629 * cfgcleanup.c: Do not include dce.h.
1630 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
1631 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
1632 * dce.c (something_changed): Delete.
1633 (libcall_dead_p): New predicate.
1634 (delete_unmarked_insns): Use it to delete dead libcalls.
1635 Deal with REG_LIBCALL and REG_RETVAL notes.
1636 (prescan_libcall_for_dce): New function.
1637 (prescan_insns_for_dce): Use it to deal with libcalls.
1638 (mark_reg_dependencies): Do nothing special for libcalls.
1639 (dce_process_block): Likewise.
1640 (fast_dce): Delete unused local variable.
1641 (run_fast_dce): Do not return a value.
1642 * dce.h (struct df): Delete.
1643 (run_fast_dce): Adjust prototype.
1644 * optabs.c (libcall_id): Delete.
1645 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
1646 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
1647 * reload1.c (reload): Delete REG_LIBCALL_ID case.
1648 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
1649 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
1650 notes instead of REG_LIBCALL_ID notes.
1651 * reg-notes.def (LIBCALL_ID): Delete.
1652 * Makefile.in (see.o): Add dce.h dependency.
1653 (cfgcleanup.o): Remove dce.h dependency.
1655 2007-10-22 Michael Matz <matz@suse.de>
1657 PR tree-optimization/33855
1658 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
1661 2007-10-22 Ira Rosen <irar@il.ibm.com>
1663 PR tree-optimization/33854
1664 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1665 FLOAT_EXPR to the list of promotion operations.
1667 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1671 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
1672 (print_reg): Print register prefix only with AT&T asm syntax.
1673 Support pc_rtx for RIP register.
1674 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
1675 relative addressing. Always print segment register prefix with AT&T
1676 asm syntax and never with Intel asm syntax.
1677 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
1678 Fix prefix for 16-byte XFmode operands.
1679 (output_addr_const_extra): Support Intel asm syntax.
1680 (x86_file_start): Don't use register prefix with Intel asm syntax.
1681 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
1682 ("return_internal_long"): Fix Intel asm syntax output.
1683 ("set_got_rex64"): Support Intel asm syntax.
1684 ("set_rip_rex64"): Likewise.
1685 ("set_got_offset_rex64"): Likewise.
1686 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
1688 ("*tls_global_dynamic_64"): Likewise.
1689 ("*tls_local_dynamic_base_64"): Likewise.
1690 ("*load_tp_si")("*load_tp_di"): Likewise.
1691 ("*add_tp_si")("*add_tp_di"): Likewise.
1692 ("*tls_dynamic_lea_64"): Likewise.
1693 ("*sibcall_value_1_rex64_v"): Likewise.
1694 ("stack_tls_protect_set_si"): Likewise.
1695 ("stack_tls_protect_set_di"): Likewise.
1696 ("stack_tls_protect_test_si"): Likewise.
1697 ("stack_tls_protect_test_di"): Likewise.
1698 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
1700 ("*movv2sf_internal_rex64"): Likewise.
1701 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
1702 (__get_cpuid_max): Likewise.
1704 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1706 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
1707 the STRICT_P argument type "bool" rather than "int".
1708 (mips_legitimate_address_p): Likewise.
1709 (fp_register_operand, lo_operand): Delete.
1710 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1711 (mips_emit_scc): Rename to...
1712 (mips_expand_scc): ...this.
1713 (gen_conditional_branch): Rename to...
1714 (mips_expand_conditional_branch): ...this.
1715 (gen_conditional_move): Rename to...
1716 (mips_expand_conditional_move): ...this.
1717 (mips_gen_conditional_trap): Rename to...
1718 (mips_expand_conditional_trap): ...this and take an rtx code instead
1719 of an operands array.
1720 (mips_expand_call): Give the SIBCALL_P argument type "bool"
1722 (mips_emit_fcc_reload): Rename to...
1723 (mips_expand_fcc_reload): ...this.
1724 (init_cumulative_args): Rename to...
1725 (mips_init_cumulative_args): ...this and remove the libname argument.
1726 (function_arg_advance): Rename to...
1727 (mips_function_arg_advance): ...this.
1728 (function_arg): Rename to...
1729 (mips_function_arg): ...this and use "rtx" instead of
1731 (function_arg_boundary): Rename to...
1732 (mips_function_arg_boundary): ...this.
1733 (mips_expand_unaligned_load): Rename to...
1734 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1735 and BITPOS arguments type "HOST_WIDE_INT".
1736 (mips_expand_unaligned_store): Rename to...
1737 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1738 and BITPOS arguments type "HOST_WIDE_INT".
1739 (override_options): Rename to...
1740 (mips_override_options): ...this.
1741 (print_operand): Rename to...
1742 (mips_print_operand): ...this.
1743 (print_operand_address): Rename to...
1744 (mips_print_operand_address): ...this.
1745 (mips_output_ascii): Remove the PREFIX argument.
1746 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1748 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1749 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
1750 of "struct rtx_def *".
1751 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1753 (build_mips16_call_stub): Delete.
1754 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1755 (mips_use_ins_ext_p): Give the second and third arguments type
1756 "HOST_WIDE_INT" rather than "rtx".
1757 * config/mips/mips.h: Update after the above changes. Tweak comments
1759 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
1760 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1761 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1762 element type from "char" to "bool".
1763 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
1764 (mips_cpu_info_table): Delete.
1765 * config/mips/mips.md: Update after the above changes. Tweak some
1767 * config/mips/mips-ps-3d.md: Likewise.
1768 * config/mips/mips.c: Tweak comments and formatting.
1769 Use NULL-like macros rather than 0 in various places.
1770 (mips_section_threshold): Rename to...
1771 (mips_small_data_threshold): ...this and give it an unsigned type.
1772 (num_source_filenames): Remove explicit initialization.
1773 (sdb_label_count): Likewise.
1774 (sym_lineno): Delete.
1775 (set_noat): Make static.
1776 (mips_branch_likely): Likewise, and give it type "bool".
1777 (mips_isa_info): Rename to...
1778 (mips_isa_option_info): ...this.
1779 (mips_flag_delayed_branch): Rename to...
1780 (mips_base_delayed_branch): ...this.
1781 (mips_split_addresses): Delete.
1782 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1783 element type from "char" to "bool".
1784 (mips_regno_to_class): Add an explicit array size.
1785 (mips16_flipper): Change from type "int" to type "bool".
1786 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
1787 (mips_tls_operand_p): Rename to...
1788 (mips_tls_symbol_p): ...this.
1789 (mips_global_symbol_p): Remove redundant "const".
1790 (mips_offset_within_alignment_p): Simplify.
1791 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
1792 to STRICT_P and give it type bool.
1793 (mips_valid_base_register_p): Likewise.
1794 (mips_classify_address): Likewise.
1795 (mips_legitimate_address_p): Likewise.
1796 (mips16_unextended_reference_p): Take the offset as an
1797 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
1798 (mips_const_insns): Use IN_RANGE.
1799 (mips_force_temporary): Remove an unnecessary copy_rtx.
1800 (mips16_gp_pseudo_reg): Simplify.
1801 (mips_split_symbol): Remove an unnecessary copy_rtx.
1802 (mips_legitimize_tls_address): Only create registers if we need them.
1803 (mips_legitimize_address): Use mips_split_plus.
1804 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
1805 variable COST to NUM_OPS.
1806 (mips_legitimize_move): Use gen_lowpart.
1807 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
1808 (m16_check_op): Use IN_RANGE.
1809 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1810 (mips_split_doubleword_move): Pass booleans to mips_subword.
1811 (mips_output_move): Store the mode in a local variable.
1812 Explicitly assert that this function does not deal with
1813 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
1814 cases more consistent.
1815 (mips_relational_operand_ok_p): Rename to...
1816 (mips_int_order_operand_ok_p): ...this.
1817 (mips_canonicalize_comparison): Rename to...
1818 (mips_canonicalize_int_order_test): ...this.
1819 (mips_emit_int_relational): Rename to...
1820 (mips_emit_int_order_test): ...this. Store the mode in a local
1822 (mips_reverse_fp_cond_p): Rename to...
1823 (mips_reversed_fp_cond): ...this.
1824 (mips_emit_compare): Make the order of the statements more consistent.
1825 (mips_emit_scc): Rename to...
1826 (mips_expand_scc): ...this.
1827 (gen_conditional_branch): Rename to...
1828 (mips_expand_conditional_branch): ...this.
1829 (gen_conditional_move): Rename to...
1830 (mips_expand_conditional_move): ...this. Build the condition
1831 separately from the main pattern.
1832 (mips_gen_conditional_trap): Rename to...
1833 (mips_expand_conditional_trap): ...this and take an rtx code instead
1834 of an operands array. Simplify.
1835 (init_cumulative_args): Rename to...
1836 (mips_init_cumulative_args): ...this. Use memset rather than a
1837 copy from a zeroed static. Use prototype_p and stdarg_p.
1838 (mips_arg_info): Rename to...
1839 (mips_get_arg_info): ...this and put the INFO argument first.
1840 (function_arg): Rename to...
1841 (mips_function_arg): ...this and use "rtx" instead of
1842 "struct rtx_def *". Only split structures into chunks if
1843 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
1844 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
1845 comparison with REAL_TYPE. Rename local variable REG to REGNO
1846 and make it unsigned.
1847 (function_arg_advance): Rename to...
1848 (mips_function_arg_advance): ...this.
1849 (function_arg_boundary): Rename to...
1850 (mips_function_arg_boundary): ...this.
1851 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
1853 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
1854 comparison with REAL_TYPE.
1855 (mips_function_value): Remove the FUNC argument. Rename local
1856 variable UNSIGNEDP to UNSIGNED_P.
1857 (mips_return_in_memory): Use IN_RANGE.
1858 (mips_setup_incoming_varargs): Pass a boolean rather than an int
1859 to FUNCTION_ARG_ADVANCE.
1860 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
1861 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
1862 SIZE and RSIZE if needed.
1863 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
1865 (build_mips16_function_stub): Rename to...
1866 (mips16_build_function_stub): ...this.
1867 (build_mips16_call_stub): Rename to...
1868 (mips16_build_call_stub): ...this. Make static, and return a
1869 "bool" rather than an "int". Rename the ARG_SIZE argument to
1870 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
1871 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
1872 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
1874 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
1875 are not sibling ones.
1876 (mips_emit_fcc_reload): Rename to...
1877 (mips_expand_fcc_reload): ...this.
1878 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
1880 (mips_expand_unaligned_load): Rename to...
1881 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1882 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
1884 (mips_expand_unaligned_store): Rename to...
1885 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1886 and BITPOS arguments type "HOST_WIDE_INT".
1887 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
1888 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
1890 (mips_init_split_addresses): Replace with...
1891 (mips_split_addresses_p): ...this new function.
1892 (mips_init_relocs): Check mips_split_addresses_p () rather than
1893 mips_split_addresses. Always initialize mips_split_p with booleans.
1894 (print_operand_reloc): Rename to...
1895 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
1897 (print_operand): Rename to...
1898 (mips_print_operand): ...this.
1899 (print_operand_address): Rename to...
1900 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
1901 (mips_in_small_data_p): Simplify.
1902 (mips_output_ascii): Remove the PREFIX argument and "register"
1903 keywords. Use the STRING parameter directly and cast to
1905 (mips16e_collect_argument_save_p): Use IN_RANGE.
1906 (mips_function_has_gp_insn): Simplify.
1907 (mips_set_return_address): Use BITSET_P.
1908 (mips_restore_gp): Use a separate statement to pick the base
1910 (mips_output_function_prologue): Use a local FRAME variable.
1911 (mips_save_reg): Pass booleans to mips_subword.
1912 (mips_expand_prologue): Use a local FRAME variable. Use
1913 cprestore_size to detect when .cprestore is needed.
1914 (mips_restore_reg): Use GP_REG_FIRST.
1915 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1916 rather than "int". Use local FRAME and REGNO variables.
1917 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1918 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1920 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
1921 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1922 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
1923 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
1924 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
1925 (builtin_description): Rename to...
1926 (mips_builtin_description): ...this.
1927 (mips_bdesc): Rename to...
1928 (mips_ps_bdesc): ...this.
1929 (sb1_bdesc): Rename to...
1930 (mips_sb1_bdesc): ...this.
1931 (dsp_bdesc): Rename to...
1932 (mips_dsp_bdesc): ...this.
1933 (dsp_32only_bdesc): Rename to...
1934 (mips_dsp_32only_bdesc): ...this.
1935 (bdesc_map): Rename to...
1936 (mips_bdesc_map): ...this.
1937 (bdesc_arrays): Rename to...
1938 (mips_bdesc_arrays): ...this.
1939 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
1940 Tweak error message.
1941 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
1942 Rename local variables I and J to OPNO and ARGNO respectively.
1943 Assert that the number of arguments is no more than the number of
1945 (mips_expand_builtin_compare): Use an array of arguments rather
1946 than an array of operands. Assert that the number of operands is
1948 (add_constant): Rename to...
1949 (mips16_add_constant): ...this. Use XNEW.
1950 (dump_constants_1): Rename to...
1951 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
1952 (dump_constants): Rename to...
1953 (mips16_emit_constants): ...this.
1954 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
1955 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
1956 Assign mips16_p to was_mips16_p.
1957 (mips_parse_cpu): Tweak warning message.
1958 (override_options): Rename to...
1959 (mips_override_options): ...this. Move the mips_cost initialization
1960 out of the "shared with GAS" block. Quote option names in error
1962 (mips_conditional_register_usage): Make local variable REGNO unsigned.
1963 (mips_order_regs_for_local_alloc): Remove register keyword.
1965 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1967 * system.h (IN_RANGE): Cast each argument individually.
1969 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1971 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
1972 MIPS16 code unless using o32 or o64.
1974 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1976 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
1977 for modes smaller than 4 bytes.
1978 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
1981 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1983 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
1984 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
1985 (ASM_OUTPUT_ALIGNED_BSS): Delete.
1986 * config/mips/mips.c (mips_output_aligned_bss): Delete.
1988 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1990 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
1991 sibling calls to "mips16" functions if the function satisfies
1992 const_call_insn_operand.
1994 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1996 * config/mips/mips.c (mips_va_start): Fix types in calls
1999 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2001 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
2004 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2006 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
2007 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
2008 instead of checking mips_isa.
2010 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2012 * doc/invoke.texi (-mpaired-single): Don't say that the option
2013 requires 64-bit code.
2014 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
2015 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
2016 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
2017 V2SF if ISA_MIPS32R2.
2018 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
2019 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
2020 to ISA_HAS_NMADD_NMSUB.
2021 (mips_split_doubleword_move): Handle V2SF.
2022 (mips_modes_tieable_p): New function.
2023 (override_options): Report a warning rather than an error when
2024 -mpaired-single is used on ISAs that don't support it; use
2025 ISA_HAS_PAIRED_SINGLE to check that case.
2026 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
2027 and DF move splitters with a single MOVE64 splitter, thereby adding
2028 a V2SF splitter too.
2029 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
2030 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
2031 (HALFMODE): Add V2SF.
2032 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
2033 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
2034 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
2035 (movv2sf_hardfloat_32bit): New pattern.
2036 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
2037 TARGET_DOUBLE_FLOAT conditions.
2039 2007-10-20 Jakub Jelinek <jakub@redhat.com>
2041 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
2042 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
2043 64-bit register in 64-bit libgcc.
2045 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
2047 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
2048 * config/avr/avr.h (LINK_SPEC): Likewise.
2049 (CRT_BINUTILS_SPECS): Likewsie.
2050 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2052 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2054 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
2055 and -Wfatal-errors together.
2057 2007-10-20 Alan Modra <amodra@bigpond.net.au>
2060 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
2061 change for vrsave, ie restore after frame pop.
2063 2007-10-19 David S. Miller <davem@davemloft.net>
2065 * config/sparc/niagara2.md: Fix copyright notice.
2067 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
2069 PR tree-optimization/23820
2070 PR tree-optimization/24309
2071 PR tree-optimization/33766
2072 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
2073 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
2074 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
2075 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
2076 * tree-loop-linear.c (perfect_loop_nest_depth): New.
2077 (linear_transform_loops): Use perfect_loop_nest_depth.
2078 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
2079 should have a single condition: their exit.
2081 2007-10-19 Richard Guenther <rguenther@suse.de>
2085 * stor-layout.c (layout_type): Assert that aggregates do not
2086 have their alias sets set.
2087 * alias.c (get_alias_set): Return alias set zero for incomplete
2088 types, return the alias set of the element for incomplete array
2089 types, but do not remember these.
2091 2007-10-19 Richard Guenther <rguenther@suse.de>
2094 2007-10-19 Richard Guenther <rguenther@suse.de>
2097 * tree.c (build_array_type): Do not re-layout unbound array
2100 2007-10-19 Richard Guenther <rguenther@suse.de>
2103 * tree.c (build_array_type): Do not re-layout unbound array
2106 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2108 * config/mips/mips.c (mips_canonicalize_comparison): Check
2109 mips_relational_operand_ok_p before trying to rewrite the test.
2110 Only calculate PLUS_ONE if needed.
2111 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
2114 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2116 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
2119 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2121 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
2122 the call uses the incoming value of $2.
2124 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2126 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
2127 rather then gen_rtx_MEM.
2128 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
2130 (mips_set_return_address): Likewise.
2131 (mips_restore_gp): Likewise.
2133 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2135 * config/mips/mips.c (gpr_mode): Delete.
2136 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
2137 instead of gpr_mode.
2138 (mips_for_each_saved_reg): Likewise.
2139 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2140 (override_options): Don't initialize gpr_mode.
2141 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
2143 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2145 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
2147 (mips_class_max_nregs): Calculate the smallest consituent register
2148 size and use that to determine an upper bound on the number of
2151 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2153 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
2155 (mips_expand_epilogue): ...here.
2156 (mips_mdebug_abi_name): New function, split out from...
2157 (mips_file_start): ...here.
2158 (mips_hard_regno_mode_ok_p): New function, split out from...
2159 (override_options): ...here.
2160 (mips_expand_builtin_1): New function, split out from...
2161 (mips_expand_buitin): ...here. Abort if we don't recognize
2164 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2166 * config/mips/mips.c (build_mips16_function_stub): Load the
2167 target address into $1 before transfering the arguments.
2168 Don't use ".set noreorder".
2169 (build_mips16_call_stub): Likewise.
2171 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2173 * config/mips/mips.c (mips_output_32bit_xfer): New function.
2174 (mips_output_64bit_xfer): Likewise.
2175 (mips16_fp_args): Rename to...
2176 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
2177 with a DIRECTION argument. Use mips_output_32bit_xfer and
2178 mips_output_64bit_xfer.
2179 (build_mips16_function_stub): Update accordingly.
2180 (mips16_fpret_double): Delete.
2181 (build_mips16_call_stub): Update after above changes.
2182 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
2183 of mips16_fpret_double. Use GP_REG_RETURN.
2185 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2187 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
2188 use asm_out_file instead.
2189 (build_mips16_function_stub): Likewise.
2190 (build_mips16_call_stub, mips_output_function_prologue): Update
2193 2007-10-18 David S. Miller <davem@davemloft.net>
2195 Add Niagara-2 support.
2196 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
2197 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
2198 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
2199 (include): Add inclusion of niagara2.md
2200 * config/sparc/sparc.c (niagara2_costs): New.
2201 (sparc_override_options): Add niagara2 entry to cpu_default[]
2202 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
2203 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
2204 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
2205 (sparc_initialize_trampoline): Handle niagara2 like niagara.
2206 (sparc64_initialize_trampoline): Likewise.
2207 (sparc_use_sched_lookahead): Likewise.
2208 (sparc_issue_rate): Likewise.
2209 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
2211 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
2212 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
2213 TARGET_CPU_niagara2.
2214 (PROCESSOR_NIAGARA2): New.
2215 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
2216 (BRANCH_COST): Likewise.
2217 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
2218 * config/sparc/sol2.h: Likewise.
2219 * config/sparc/niagara2.md: New file.
2221 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2223 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
2225 (mips_compute_frame_info): Remove associated code.
2226 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
2228 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2230 * config/mips/mips-protos.h (compute_frame_size): Delete.
2231 * config/mips/mips.h: Update comments.
2232 * config/mips/mips.c (mips_frame_info): Remove initialized.
2233 (compute_frame_size): Rename to...
2234 (mips_compute_frame_info): ...this and make static. Remove the
2235 SIZE argument and return no value. Remove the setting of initialized.
2236 Update rest of file accordingly.
2237 (mips_set_return_address): Don't call compute_frame_size.
2238 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
2239 Don't call compute_frame_size.
2241 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2243 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
2244 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
2245 mips_hard_frame_pointer_required.
2246 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
2247 large MIPS16 frames.
2248 * config/mips/mips.c (mips_frame_pointer_required): New function.
2250 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2252 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
2253 and hard_frame_pointer_offset.
2254 (mips_debugger_offset): Use hard_frame_pointer_offset.
2255 (mips16e_collect_argument_save_p): Likewise.
2256 (compute_frame_size): Initialize arg_pointer_offset and
2257 hard_frame_pointer_offset.
2258 (mips_initial_elimination_offset): Use them.
2259 (mips_output_function_prologue): Use hard_frame_pointer_offset.
2260 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2262 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2264 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
2266 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
2267 "unsigned int" rather than "int" and put them with the other
2268 register-related fields. Put expanded comments above fields
2269 rather than to their right.
2270 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
2271 with a NUM_REGS_PTR argument.
2272 (mips16e_save_restore_pattern_p): Update accordingly.
2273 (compute_frame_size): Clarify frame diagram. Rewrite.
2275 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2277 * config/mips/mips-ftypes.def: New file.
2278 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
2279 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
2280 (mips_function_type): Redefine using mips-ftypes.def.
2281 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
2282 (mips_builtin_vector_type): New function.
2283 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
2284 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
2285 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
2286 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
2288 (mips_build_function_type): New function.
2289 (mips_init_builtins): Use it to create types lazily.
2291 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2293 * config/mips/mips.h (set_volatile): Delete.
2294 * config/mips/mips.c (set_volatile): Delete.
2295 (mips_print_operand_punctuation): New function, split out from
2296 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
2297 Use the same character ordering in the code and the comments.
2298 Use a recursive call to handle '*'. Abort on unknown characters.
2299 (mips_init_print_operand_punct): New function, split out from
2301 (mips_print_int_branch_condition): New function, split out from
2302 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
2303 to report unexpected codes.
2304 (mips_print_float_branch_condition): New function, split out from
2305 print_operand. Use output_operand_lossage to report unexpected codes.
2306 (print_operand): Rework to use a case statement. Use the
2307 same letter ordering in the code and the comments. Use
2308 output_operand_lossage to report unexpected codes and
2309 reverse_condition to handle inverted branch conditions.
2310 (override_options): Use mips_init_print_operand_punct.
2312 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2314 * config/mips/mips.h: Move variable declarations to end of file and
2315 enclose them all in #ifndef USED_FOR_TARGET.
2316 * config/mips/mips.c: Reorder functions into more logical groups,
2317 and so that callees appear before callers. Put the targetm
2318 initializer at the end of the file. Remove forward static
2319 declarations where possible.
2320 (mips_init_builtins): Add "static" to definition.
2321 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
2323 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2325 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
2326 (TARGET_MAX_ANCHOR_OFFSET): Delete.
2327 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
2328 (mips_set_mips16_mode): Initialize min_anchor_offset and
2329 max_anchor_offset directly to constants.
2331 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2333 * config/mips/mips.c: Delete trailing whitespace.
2335 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2337 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
2338 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
2340 * config/mips/mips.md (load_call<mode>): Don't make the unspec
2341 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
2343 2007-10-18 David Daney <ddaney@avtrex.com>
2345 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
2346 reg_offset variable to calculate register locations.
2348 2007-10-18 Richard Guenther <rguenther@suse.de>
2350 * tree-ssa.c (uid_ssaname_map_eq): New function.
2351 (uid_ssaname_map_has): Likewise.
2352 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
2353 * tree-flow.h (struct gimple_df): Make default_defs a
2355 * tree-dfa.c (gimple_default_def): Deal with it.
2356 (set_default_def): Likewise.
2358 2007-10-18 Richard Guenther <rguenther@suse.de>
2360 * tree-flow.h (struct gimple_df): Make referenced_vars
2362 (uid_decl_map_eq): Declare.
2363 (uid_decl_map_hash): Likewise.
2364 * tree-ssa.c (uid_decl_map_eq): New function.
2365 (uid_decl_map_hash): Likewise.
2366 (init_tree_ssa): Make referenced_vars a uid_decl_map.
2367 * tree-flow-inline.h (first_referenced_var): Deal with
2368 the referenced_vars representation change.
2369 (next_referenced_var): Likewise.
2370 * tree-dfa.c (referenced_var_lookup): Likewise.
2371 (referenced_var_check_and_insert): Likewise.
2372 (remove_referenced_var): Likewise.
2374 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
2376 * config/mips/mips.c (mips_dwarf_register_span): New.
2377 (TARGET_DWARF_REGISTER_SPAN): Define.
2379 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
2381 * config.gcc : update score-*-elf(extra_objs).
2382 * config/score/mac.md : Remove.
2383 * config/score/misc.md : Remove.
2384 * config/score/score7.md : Remove.
2385 * config/score/score-mdaux.h : Remove.
2386 * config/score/score-mdaux.c : Remove.
2387 * config/score/score-version.h : Remove.
2388 * config/score/score-generic.md : New.
2389 * config/score/score3.h : New.
2390 * config/score/score3.c : New.
2391 * config/score/score7.h : New.
2392 * config/score/score7.c : New.
2393 * config/score/mul-div.S : add flush_cache score3 support.
2394 * config/score/elf.h : Fix some typos.
2395 * config/score/score.md : merge score3 and score7 pattern.
2396 * config/score/score.c : use to seperate which target it used.
2397 * config/score/score.h : use to seperate the target macro.
2398 * config/score/score.opt : remove -mmac option , add -mscore3,
2399 -mscore3d and -march OPTION support.
2401 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2403 * cfgexpand.c (expand_stack_vars): Add checking to make sure
2404 that the offset of a variable is not greater than the size
2407 2007-10-17 Anatoly Sokolov <aesok@post.ru>
2409 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
2410 atmega88p, atmega168p and atmega328p devices.
2411 * config/avr/avr.h (LINK_SPEC): (Ditto.).
2412 (CRT_BINUTILS_SPECS): (Ditto.).
2413 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2415 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2417 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
2419 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
2420 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
2421 (print_insn): Move declaration to ...
2422 * rtl.h (print_insn): ... here.
2424 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2426 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
2427 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
2428 m68k_sched_branch_type): Move declarations to ...
2429 * config/m68/m68k-protos.h: ... here.
2431 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2433 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
2435 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2437 * config/avr/avr.c (avr_mcu_types): Add attiny48.
2438 * config/avr/avr.h (LINK_SPEC): Likewise.
2439 (CRT_BINUTILS_SPECS): Likewsie.
2440 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2442 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2444 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
2445 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
2446 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2448 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2451 * reg-stack.c (move_for_stack_reg): Swap input argument of
2452 UNSPEC_TAN insn to the top of the stack.
2454 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2457 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
2458 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
2459 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
2460 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
2461 immediate shift value.
2462 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
2463 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
2464 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
2465 Remove macros for !__OPTIMIZE__ case.
2467 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
2469 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
2471 (perform_var_substitution): Only DFS from real nodes. Don't test
2473 (unite_pointer_equivalences): Fix broken test.
2475 2007-10-17 Alan Modra <amodra@bigpond.net.au>
2477 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
2478 altivec sp_offset. Rearrange sp_offset assignments to
2479 correspond to stack adjustments. Use frame_reg_rtx for
2480 SPE register restores. Correct SPE stack adjustment.
2482 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2484 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
2485 * toplev.c (check_global_declaration_1): Use appropriate warning
2486 option instead of unnamed warning.
2487 * stor-layout.c (layout_decl): Likewise.
2488 * c-typeck.c (build_conditional_expr): Likewise.
2489 (build_compound_expr): Fix wrong comment.
2490 (build_binary_op): Use appropriate warning option instead of
2492 * cfgexpand.c (tree_expand_cfg): Likewise.
2493 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2494 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
2495 (execute_warn_function_return): Likewise.
2496 * stmt.c (warn_if_unused_value): Likewise.
2498 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
2500 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
2501 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
2503 (CRT_BINUTILS_SPECS): Likewsie.
2504 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2506 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
2509 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
2511 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2513 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
2514 (fini_dce): Only release them for the fast pass.
2515 (end_ud_dce): Delete.
2516 (rest_of_handle_ud_dce): Do not modify df_in_progress.
2517 Call fini_dce instead of end_ud_dce.
2518 (rest_of_handle_fast_dce): Do not modify df_in_progress.
2519 (run_fast_df_dce): Reset df_in_progress to false on exit.
2521 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
2522 Maxim Kuvyrkov <maxim@codesourcery.com>
2524 * target.h (unspec_may_trap_p): New target hook.
2525 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
2526 * targhooks.c (default_unspec_may_trap_p): Default implementation of
2528 * targhooks.h (default_unspec_may_trap_p): Declare it.
2529 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
2530 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
2531 * rtl.h (may_trap_p_1): Declare.
2533 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
2534 override default hook implementation.
2535 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
2538 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2540 * doc/invoke.texi (Wextra): Move it just after Wall, list the
2541 options enabled by Wextra and mention Wuninitialized.
2543 2007-10-15 Nigel Stephens <nigel@mips.com>
2545 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
2547 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2549 PR tree-optimization/33136
2550 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
2552 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2554 PR tree-optimization/33735
2555 PR tree-optimization/33572
2556 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
2557 2007-10-09's change.
2558 * except.c (duplicate_eh_regions): Don't look for prev_try
2559 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
2561 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2564 * tree-inline.c (copy_bb): Use bsi_replace to replace a
2565 __builtin_va_arg_pack-containing call stmt.
2567 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
2569 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
2572 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2574 PR tree-optimization/33619
2575 * tree-ssa-ter.c (is_replaceable_p): Return false for all
2578 2007-10-15 David Edelsohn <edelsohn@gnu.org>
2580 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
2582 2007-10-15 Richard Guenther <rguenther@suse.de>
2584 * fold-const.c (extract_array_ref): Remove.
2585 (fold_comparison): Handle POINTER_PLUS_EXPR with the
2586 generic address expression comparison folding. Remove
2587 the folding that used extract_array_ref.
2589 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2592 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
2593 speculation type of insn can be changed before trying to do that.
2595 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
2597 * dse.c (struct insn_info): Add 'frame_read' field.
2598 (scan_insn): For the call to a const function, set frame_read if
2599 reload has been run.
2600 If the insn reads the frame, kill the frame related stores.
2601 (scan_reads_nospill): Likewise.
2603 2007-10-14 Jason Merrill <jason@redhat.com>
2605 * tree-eh.c (optimize_double_finally): Don't assume that the
2606 cleanup we're duplicating is only one statement.
2608 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
2610 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
2611 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
2612 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
2613 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
2614 tree-vect-transform.c: Fix comment typos.
2615 * doc/extend.texi: Fix a typo.
2617 * c-common.h: Remove the prototype for c_expand_body.
2618 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
2619 * tree.h: Remove the prototype for fold_build_call_expr.
2621 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
2623 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
2625 2007-10-13 David Edelsohn <edelsohn@gnu.org>
2627 * config/rs6000/aix53.h: New file.
2628 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
2629 (TARGET_ALTIVEC_ABI): Same.
2630 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
2631 (TARGET_ALTIVEC_ABI): Delete.
2632 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
2633 stanza defaulting to aix5.3.
2635 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2637 * config/i386/i386.md (SI_REG, DI_REG): New constants.
2638 (strmov): Use defined constants.
2639 (cmpstrnsi): Likewise.
2640 * config/i386/i386.c (decide_alg): Use defined constants.
2641 (ix86_expand_strlen): Likewise.
2643 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
2645 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
2646 * var-tracking.c (micro_operation_def): Update comment on u.loc.
2647 (mode_for_reg_attrs, var_lowpart): New functions.
2648 (add_uses): Consider recording a lowpart of LOC for MO_USE.
2649 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
2650 or copy is known, set LOC to the SET that performs the set, instead
2652 (find_src_status, find_src_set_src): Remove LOC parameter.
2653 Replace INSN with the source value.
2654 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
2655 handling MO_SET and MO_COPY. Update the calls to find_src_status
2656 and find_src_set_src.
2658 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2661 * config/i386/i386.md (strmov): Check for esi and edi usage.
2662 * config/i386/i386.c (decide_alg): Check whether we can use a
2663 rep prefix and adjust algorithm choice accordingly.
2664 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
2666 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2668 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
2670 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2672 * global.c (build_insn_chain): Formatting fixes.
2674 2007-10-12 Richard Guenther <rguenther@suse.de>
2676 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
2677 combining both operands require either both have single uses
2678 or combining to a constant.
2680 2007-10-12 Richard Guenther <rguenther@suse.de>
2683 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
2684 a rhs with side-effects or which is a load.
2685 (forward_propagate_into_cond): Also try combining both operands.
2687 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
2689 PR tree-optimization/33742
2690 * tree-vect-transform.c (vectorizable_operation): Return false
2691 if get_vectype_for_scalar_type for scalar_dest can't be determined.
2692 (vectorizable_call): Same for rhs_type and lhs_type.
2694 2007-10-12 Jakub Jelinek <jakub@redhat.com>
2696 PR tree-optimization/33645
2697 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
2698 pass it to walk_tree.
2699 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
2700 When calling set_is_used on a VAR_DECL, if data is not NULL and
2701 its DECL_UID is in the bitmap, call mark_all_vars_used on its
2702 DECL_INITIAL after clearing the bit in bitmap.
2703 (remove_unused_locals): Adjust mark_all_vars_used callers.
2704 Instead of removing unused global vars from unexpanded_var_list
2705 immediately record them in bitmap, call mark_all_vars_used on
2706 all used global vars from unexpanded_var_list and only purge
2707 global vars that weren't found used even during that step.
2709 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2711 * gthr-posix.h (__gthread_active_init): Create detached instead of
2712 joinable thread when testing whether threads are active on hppa-hpux.
2713 * gthr-posix95.h (__gthread_active_init): Likewise.
2715 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2718 * global.c (build_insn_chain): Include insn that occur between
2721 2007-10-11 Tom Tromey <tromey@redhat.com>
2723 * gengtype-yacc.y: Delete.
2725 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
2727 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
2728 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
2729 function_value_32, function_value_64, function_value_ms_64,
2730 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
2731 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
2734 2007-10-11 Richard Guenther <rguenther@suse.de>
2736 * gcse.c (hash_scan_set): If the next nonnote insn is in
2737 a different basic block insert the set.
2739 2007-10-11 Richard Guenther <rguenther@suse.de>
2742 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
2743 (verify_gimple_expr): Use it to verify pointer-to types for
2746 2007-10-11 Richard Guenther <rguenther@suse.de>
2749 * c-typeck.c (build_array_ref): Do not strip qualifiers from
2750 the array element type.
2752 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2754 PR rtl-optimization/33638
2755 * dse.c (struct insn_info): Remove 'stack_read' field,
2756 add 'stack_pointer_based' field.
2757 (record_store): For a store with non-constant base, record
2758 whether it is stack pointer based.
2759 (scan_insn): For the call to a const function, remove stack
2760 pointer based stores from the list of local active stores.
2761 (scan_reads_nospill): Delete code dealing with const functions.
2763 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
2765 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
2767 (conflict_p, set_conflict, set_conflicts): Likewise.
2768 * global.c (global_alloc): Likewise.
2769 * ra.h: Update prototypes.
2771 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
2773 * opth-gen.awk: Fixed generation of comment stating the origin
2776 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
2779 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2780 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2781 and '%}', respectively.
2784 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2785 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2786 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2788 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2792 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2793 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2794 syntax for ASSEMBLER_DIALECT.
2795 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2797 2007-10-10 Revital Eres <eres@il.ibm.com>
2799 * modulo-sched.c (check_nodes_order): Dump the final order of
2801 (get_sched_window): Add dump info.
2802 (calculate_order_params): Dump order params of the nodes.
2804 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2807 * ra-conflict.c (record_one_conflict_between_regnos,
2808 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
2809 (global_conflicts): Enhanced incorrect check.
2811 2007-10-09 Geoffrey Keating <geoffk@apple.com>
2813 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
2814 if flag_exceptions is not set.
2815 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
2816 assemble_name rather than incorrectly emulating it.
2818 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
2819 friends are removed from G++.
2821 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2823 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
2824 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
2825 enabling them is redundant. Don't check two times for
2828 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
2830 * ra-conflict.c (record_one_conflict_between_regnos): Revert
2832 (set_conflicts_for_earlyclobber): Likewise.
2833 (global_conflicts): Likewise.
2835 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2837 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2838 and '%}', respectively.
2840 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2842 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2843 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2845 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2848 2007-10-09 Richard Guenther <rguenther@suse.de>
2851 * gimplify.c (canonicalize_component_ref): Honor qualifiers
2852 of referenced structure and component.
2854 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2857 * ra-conflict.c (record_one_conflict_between_regnos,
2858 set_conflicts_for_earlyclobber, global_conflicts): Improved
2860 (global_conflicts): Removed incorrect check.
2862 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2864 PR tree-optimization/33615
2865 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
2866 if the statement might throw. Fix formatting.
2868 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2870 PR tree-optimization/33615
2871 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
2872 if the rhs might throw.
2874 2007-10-09 Jan Hubicka <jh@suse.cz>
2876 * invoke.texi (align-threshold, align-loop-iterations): Document.
2877 * final.c: Include cfgloop.h, params.h
2878 (compute_alignments): Dump decisions and compare them with loop
2879 structure; honor given parameters.
2880 (pass_compute_alignments): New dump file.
2881 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
2882 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
2884 2007-10-09 James E. Wilson <wilson@specifix.com>
2886 PR tree-optimization/33655
2888 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
2889 convert it to bitsizetype before size_binop call.
2891 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2893 PR tree-optimization/33572
2894 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
2895 the absence of a corresponding edge from the exit block.
2897 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2900 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
2902 (sra_build_assignment): Likewise. Set up mask depending on
2903 precision, not type.
2904 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
2905 computing bit masks.
2906 (sra_build_elt_assignment): Don't view-convert from signed to
2908 (sra_explode_bitfield_assignment): Use bit-field type if
2909 possible. Use BYTES_BIG_ENDIAN.
2911 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
2914 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
2915 the original stmt can throw.
2916 (sra_build_bf_assignment): Fix type mismatch when applying negated
2919 2007-10-08 Geoffrey Keating <geoffk@apple.com>
2921 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
2922 '#pragma mark' to be executed at preprocessing time.
2924 2007-10-08 Ollie Wild <aaw@google.com>
2926 * varasm.c (compare_constant): Removed call to
2927 lang_hooks.expand_constant.
2928 (copy_constants): Removed call to lang_hooks.expand_constant.
2929 (compute_reloc_for_constant): Removed call to
2930 lang_hooks.expand_constant.
2931 (output_addressed_constants): Removed call to
2932 lang_hooks.expand_constant.
2933 (constructor_static_from_elts_p): Removed call to
2934 lang_hooks.expand_constant.
2935 (output_constant): Removed calls to lang_hooks.expand_constant.
2936 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2937 * langhooks-def.h (lhd_return_tree): Removed.
2938 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2939 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2940 * langhooks.c (lhd_return_tree): Removed.
2942 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
2944 * combine.c (setup_incoming_promotions): Ensure that
2945 arguments that have not undergone mode promotions do not
2946 incorrectly get marked as being sign- or zero-extended.
2948 2007-10-08 Richard Guenther <rguenther@suse.de>
2953 * fold-const.c (fold_binary): Use correct types in folding
2954 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
2955 and building of RROTATE_EXPR.
2957 2007-10-08 Richard Guenther <rguenther@suse.de>
2962 * fold-const.c (fold_binary): Use the correct types when
2963 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
2964 (fold_binary): Use the correct types when folding
2965 (-A) - B to (-B) - A.
2966 (fold_unary): Use the correct types when folding ~(X).
2968 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2970 * doc/invoke.texi (Wall): fix formatting issues.
2972 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
2974 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
2975 truncated shift counts.
2977 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2979 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2980 syntax for ASSEMBLER_DIALECT.
2981 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2983 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2984 Nathan Froyd <froydnj@codesourcery.com>
2986 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
2987 when determining whether to record INCOMING_RETURN_ADDR_RTX.
2989 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2992 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2994 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2995 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
2996 the function, temporarily point the debug interface to the null one.
2998 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3000 PR tree-optimization/33655
3002 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
3005 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3007 PR tree-optimization/33572
3008 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
3009 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
3010 (update_ssa_across_abnormal_edges): ... this. Set slots in the
3012 (copy_edges_for_bb): Handle nonlocal label edges.
3013 (make_nonlocal_label_edges): Deleted.
3014 (optimize_inline_calls): Don't call it.
3016 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
3018 * gthr-single.h: Revert last change.
3020 2007-10-05 Michael Matz <matz@suse.de>
3023 * lower-subreg.c (decompose_multiword_subregs): Use
3024 validate_unshare_change().
3026 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
3028 * ra-conflict.c: Include "sparseset.h".
3029 (conflicts): Change to HOST_WIDEST_FAST_INT.
3030 (allocnos_live): Redefine variable as a sparseset.
3031 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
3033 (allocno_row_words): Removed global variable.
3034 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
3035 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
3036 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
3037 (record_one_conflict_between_regnos): Cache allocno values and reuse.
3039 (record_one_conflict): Update uses of allocnos_live to use
3040 the sparseset routines. Use set_conflicts_p.
3041 (mark_reg_store): Likewise.
3042 (set_reg_in_live): Likewise.
3043 (global_conflicts): Update uses of allocnos_live.
3044 Use the new adjacency list to visit an allocno's neighbors
3045 rather than iterating over all possible allocnos.
3046 Call set_conflicts_p to setup conflicts rather than adding
3048 * global.c: Comments updated.
3049 (CONFLICTP): Delete define.
3050 (regno_compare): New function. Add prototype.
3051 (global_alloc): Sort the allocno to regno mapping according to
3052 which basic blocks the regnos are referenced in. Modify the
3053 conflict bit matrix to a compressed triangular bitmatrix.
3054 Only allocate the conflict bit matrix and adjacency lists if
3055 we are actually going to allocate something.
3056 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
3057 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
3058 allocno's neighbors rather than iterating over all possible allocnos.
3059 (mirror_conflicts): Removed function.
3060 (dump_conflicts): Iterate over regnos rather than allocnos so
3061 that all dump output will be sorted by regno number.
3062 Use the FOR_EACH_CONFLICT macro.
3063 * ra.h: Comments updated.
3064 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
3065 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
3067 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
3068 (adjacency_list_d, adjacency_iterator_d): New types.
3069 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
3070 adjacency_iter_next, regno_basic_block): New static inline functions.
3071 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
3072 (conflict_p): Add function prototype.
3073 * sparseset.h, sparseset.c: New files.
3074 * Makefile.in (OBJS-common): Add sparseset.o.
3075 (sparseset.o): New rule.
3077 2007-10-05 Richard Guenther <rguenther@suse.de>
3080 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
3083 2007-10-05 Michael Matz <matz@suse.de>
3086 * function.c (match_asm_constraints_1): Check for input
3087 being used in the outputs.
3089 2007-10-05 Richard Guenther <rguenther@suse.de>
3091 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
3093 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
3096 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
3097 subset checks. Make the cost of FPR -> FPR moves depend on
3098 mips_mode_ok_for_mov_fmt_p.
3100 2007-10-04 Doug Kwan <dougkwan@google.com>
3102 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
3103 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3104 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3105 support of conditional variables.
3106 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
3107 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3108 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3109 support of conditional variables.
3110 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
3111 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3112 conditional variables.
3113 * gthr.h: Update comments to document new interface.
3115 2007-10-04 Geoffrey Keating <geoffk@apple.com>
3117 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
3120 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3122 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
3124 2007-10-04 Richard Guenther <rguenther@suse.de>
3127 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
3128 does not need to be of INTEGER_TYPE.
3129 (verify_gimple_2): New function split out from ...
3130 (verify_gimple_1): ... here. ICE if there was an error during
3133 2007-10-04 Michael Matz <matz@suse.de>
3135 PR rtl-optimization/33653
3136 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
3137 * dse.c (scan_insn): Same.
3139 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3141 * config.gcc: Remove USE_GAS for m68k targets.
3143 2007-10-04 Richard Guenther <rguenther@suse.de>
3145 PR tree-optimization/33627
3146 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
3147 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
3149 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
3150 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
3152 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3154 * config/avr/avr.c (commands_in_file, commands_in_prologues,
3155 commands_in_epilogues): Remove variables.
3156 (avr_file_start): Remove unneded initializations of commands_in_file,
3157 commands_in_prologues and commands_in_epilogues variables.
3158 (avr_file_end): Remove dead code.
3160 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3162 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
3163 MOTOROLA is to true.
3165 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
3168 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
3169 (mips_split_doubleword_move): ...this.
3170 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
3171 use natural endianness for multi-format FPR values.
3172 (mips_split_64bit_move): Rename to...
3173 (mips_split_doubleword_move): ...this and extend to 64-bit words.
3174 Use move_doubleword_fpr* patterns for moves involving FPRs.
3175 (mips_save_reg): Update the call to mips_split_64bit_move.
3176 (mips_secondary_reload_class): Return NO_REGS for any reload of a
3177 nonzero constant into an FPR if the constant can be forced to memory.
3178 * config/mips/mips.md: Update the splitter calls to
3179 mips_split_64bit_move.
3180 (UNSPEC_LOAD_DF_LOW): Rename to...
3181 (UNSPEC_LOAD_LOW): ...this.
3182 (UNSPEC_LOAD_DF_HIGH): Rename to...
3183 (UNSPEC_LOAD_HIGH): ...this.
3184 (UNSPEC_STORE_DF_HIGH): Rename to...
3185 (UNSPEC_STORE_WORD): ...this.
3186 (SPLITF): New mode iterator.
3187 (HALFMODE): New mode attribute.
3188 (movtf): New expander.
3189 (*movtf_internal): New define_insn_and_split.
3190 (move_doubleword_fpr<mode>): New expander.
3191 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
3193 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
3194 (mfhc1<mode>): ...these more general patterns.
3196 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3198 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
3200 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3202 * gcse.c (hash_scan_set): Insert set in insn before note at
3203 the end of basic block.
3205 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
3207 PR tree-optimization/33576
3208 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
3209 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
3210 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
3211 (remove_iv): Declared.
3212 * lambda-code.c (remove_iv): Not static.
3213 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
3214 Don't remove ivs there, save ivs in the buffer.
3216 2007-10-03 Jason Merrill <jason@redhat.com>
3219 * tree-eh.c (same_handler_p): New fn.
3220 (optimize_double_finally): New fn.
3221 (refactor_eh_r): New fn.
3222 (refactor_eh): New fn.
3223 (pass_refactor_eh): New pass.
3224 * tree-pass.h: Declare it.
3225 * passes.c (init_optimization_passes): Add it.
3227 2007-10-03 Doug Kwan <dougkwan@google.com>
3228 Richard Guenther <rguenther@suse.de>
3231 * dwarf2out.c (reference_to_unused): Disable sanity checking,
3232 be conservative instead.
3234 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3237 * doc/invoke.texi (-fwhole-program): Document that Fortran
3238 doesn't support this option.
3240 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
3243 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
3246 2007-10-02 David Daney <ddaney@avtrex.com>
3248 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
3249 against constant zero.
3250 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
3253 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
3255 * ra-conflict.c: New file.
3257 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
3258 usage to DF_LIVE usage.
3259 (reload): Remove reference to df_get_live_top.
3260 * rtlanal.c (subreg_nregs_with_regno): New function.
3261 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
3262 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
3263 (df_has_eh_preds): Removed.
3264 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
3265 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
3267 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
3268 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
3269 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
3270 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
3271 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
3272 (global_alloc): Turn off rescanning insns after call to
3273 global_conflicts and added call to set_preferences.
3274 (global_conflicts): Moved to ra-alloc.c.
3275 (set_preferences_1, set_preferences): New function.
3276 (mirror_conflicts): Changed types for various variables.
3277 (mark_elimination): Change DF_RA_LIVE
3278 usage to DF_LIVE usage.
3279 (build_insn_chain): Rewritten from scratch and made local.
3280 (print_insn_chain, print_insn_chains): New functions.
3281 (dump_conflicts): Do not print conflicts for fixed_regs.
3282 (rest_of_handle_global_alloc): Turn off insn rescanning.
3283 * hard-reg-set.h: Fixed comment.
3284 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
3285 usage to DF_LIVE usage and delete refs to TOP sets.
3286 (block_alloc): Mark regs as live if they are in the artificial
3287 defs at top of block.
3288 (find_stack_regs): New function.
3289 (rest_of_handle_local_alloc): Changed urec problem to live
3290 problem and do not turn off df rescanning.
3291 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
3292 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
3293 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
3294 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
3295 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
3296 fields in df_ref_flags. The rest have been renumbered.
3297 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
3299 * rtl.h (subreg_nregs_with_regno): New function.
3300 * df-problems.c: (df_get_live_out, df_get_live_in,
3301 df_get_live_top): Removed reference to DF_RA_LIVE.
3302 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
3303 df_live_alloc, df_live_reset, df_live_local_finalize,
3304 df_live_free): Make top set only if different from in set.
3305 (df_lr_top_dump, df_live_top_dump): Only print top set if
3306 different from in set.
3307 (df_lr_bb_local_compute): Removed unnecessary check.
3308 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
3309 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
3310 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
3311 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3312 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3313 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3314 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
3315 df_urec_add_problem): Removed.
3316 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
3318 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
3319 * basic_block.h (bb_has_abnormal_pred): New function.
3320 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
3321 usage to DF_LIVE usage.
3323 2007-10-02 Revital Eres <eres@il.ibm.com>
3325 * config/rs6000/predicates.md (easy_vector_constant): Return false
3326 for 750CL paired vectors.
3327 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
3329 (vec_initv2sf): Add new description.
3330 (vconcatsf): Likewise.
3331 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
3332 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
3334 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3336 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
3337 sinking the last stmt in a BB.
3339 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3342 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
3343 (sra_hash_tree): Handle BIT_FIELD_REFs.
3344 (sra_elt_hash): Don't hash bitfld blocks.
3345 (sra_elt_eq): Skip them in parent compares as well. Handle
3347 (build_element_name_1): Handle BIT_FIELD_REFs.
3348 (instantiate_element): Propagate nowarn from parents. Create
3349 BIT_FIELD_REF for variables that are widened by scalarization.
3350 Gimple-zero-initialize all bit-field variables that are not
3351 part of parameters that are going to be scalarized on entry.
3352 (instantiate_missing_elements_1): Return the sra_elt.
3353 (canon_type_for_field): New.
3354 (try_instantiate_multiple_fields): New. Infer widest possible
3355 access mode from decl or member type, but clip it at word
3356 size, and only widen it if a field crosses an alignment
3358 (instantiate_missing_elements): Use them.
3359 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3360 (scalar_bitfield_p): New.
3361 (sra_build_assignment): Optimize assignments from scalarizable
3362 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
3365 (sra_build_bf_assignment): New. Optimize assignments to
3366 scalarizable BIT_FIELD_REFs.
3367 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
3368 assignments to full variables.
3369 (generate_copy_inout): Use the new macros and functions.
3370 (generate_element_copy): Likewise. Handle bitfld differences.
3371 (generate_element_zero): Don't recurse for blocks. Use
3372 sra_build_elt_assignment.
3373 (generate_one_element_init): Take elt instead of var. Use
3374 sra_build_elt_assignment.
3375 (generate_element_init_1): Adjust.
3376 (bitfield_overlap_info): New struct.
3377 (bitfield_overlaps_p): New.
3378 (sra_explode_bitfield_assignment): New. Adjust widened
3379 variables to account for endianness.
3380 (sra_sync_for_bitfield_assignment): New.
3381 (scalarize_use): Re-expand assignment to/from scalarized
3382 BIT_FIELD_REFs. Explode or sync needed members for
3383 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
3384 (scalarize_copy): Use REPLDUP.
3385 (scalarize_ldst): Move assert before dereference. Adjust EH
3387 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3389 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
3391 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
3392 Rename CR_* constants to CMP_*. Fix spacing.
3394 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3397 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
3398 to be processed with the special script doc/install.texi2html.
3400 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3402 * doc/invoke.texi (Wall): List the options enabled by Wall.
3403 (Wstrict-aliasing): Add missing @option.
3405 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
3407 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
3408 rather than gen_lowpart to change a register from DImode to DFmode.
3409 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
3410 both FROM and TO are integer modes that are no bigger than 4 bytes.
3411 (mips_mode_ok_for_mov_fmt_p): New function.
3412 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
3413 (mips_secondary_reload_class): Tweak formatting and comments.
3414 Use reg_class_subset_p instead of direct comparisons with
3415 classes. Only allow direct FPR<->FPR moves for modes that
3416 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
3417 for 4- and 8-byte types. Handle reloads in which X is an FPR.
3418 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
3419 (*movdi_64bit): Likewise.
3420 (*movsi_internal): Likewise.
3421 (*movhi_internal): Likewise.
3422 (*movqi_internal): Likewise.
3424 2007-09-30 Diego Novillo <dnovillo@google.com>
3427 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
3430 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
3432 PR tree-optimization/33597
3433 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
3434 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
3436 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
3438 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
3439 instead of variants of (!reload_in_progress && !reload_completed).
3440 (x86_expand_vector_move): Ditto.
3442 2007-09-28 Ollie Wild <aaw@google.com>
3445 2007-09-27 Ollie Wild <aaw@google.com>
3447 * varasm.c (compare_constant): Removed call to
3448 lang_hooks.expand_constant.
3449 (copy_constants): Removed call to lang_hooks.expand_constant.
3450 (compute_reloc_for_constant): Removed call to
3451 lang_hooks.expand_constant.
3452 (output_addressed_constants): Removed call to
3453 lang_hooks.expand_constant.
3454 (constructor_static_from_elts_p): Removed call to
3455 lang_hooks.expand_constant.
3456 (output_constant): Removed calls to lang_hooks.expand_constant.
3457 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3458 * langhooks-def.h (lhd_return_tree): Removed.
3459 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3460 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3461 * langhooks.c (lhd_return_tree): Removed.
3463 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3466 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
3467 argument to gen_selb.
3469 2007-09-28 Chao-ying Fu <fu@mips.com>
3471 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
3472 * doc/libgcc.texi (Fixed-point fractional library routines):
3473 Fix typos for neg and cmp functions.
3475 2007-09-28 Michael Matz <matz@suse.de>
3477 PR rtl-optimization/33552
3478 * function.c (match_asm_constraints_1): Check for overlap in
3479 inputs and replace all occurences.
3481 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
3483 * config/mips/mips.c (override_options): Fix comment typo.
3485 2007-09-28 Jie Zhang <jie.zhang@analog.com>
3487 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
3488 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
3489 * config/bfin/t-bfin-linux (crti.o): Don't build.
3491 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3492 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
3494 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3496 2007-09-27 Ollie Wild <aaw@google.com>
3498 * varasm.c (compare_constant): Removed call to
3499 lang_hooks.expand_constant.
3500 (copy_constants): Removed call to lang_hooks.expand_constant.
3501 (compute_reloc_for_constant): Removed call to
3502 lang_hooks.expand_constant.
3503 (output_addressed_constants): Removed call to
3504 lang_hooks.expand_constant.
3505 (constructor_static_from_elts_p): Removed call to
3506 lang_hooks.expand_constant.
3507 (output_constant): Removed calls to lang_hooks.expand_constant.
3508 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3509 * langhooks-def.h (lhd_return_tree): Removed.
3510 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3511 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3512 * langhooks.c (lhd_return_tree): Removed.
3514 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3517 * expr.c (emit_group_load_1): Split constant double when destination
3518 length is half source length.
3520 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
3522 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
3523 (mips_cpu_info): Add tune_flags.
3524 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
3525 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
3527 (override_options): Remove deprecation code. Use branch-likely
3528 instructions for optimize_size or if the tuning flags do not
3529 suggest otherwise. Tweak warning.
3530 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
3532 2007-09-27 Matthias Klose <doko@ubuntu.com>
3534 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
3535 multilib osdirname if it exists.
3536 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
3538 2007-09-27 Ian Lance Taylor <iant@google.com>
3540 PR tree-optimization/33565
3541 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
3542 assignments of comparisons.
3543 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
3544 parameter. Change caller. Defer overflow warnings around call to
3546 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
3547 TREE_NO_WARNING is set on the statement.
3548 * tree-ssa-forwprop.c
3549 (tree_ssa_forward_propagate_single_use_vars): Don't test
3550 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
3551 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3553 2007-09-27 Joseph Myers <joseph@codesourcery.com>
3555 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
3556 reduce offset by units of 0x10000 for SPE vector modes or modes
3557 used with E500 double instructions.
3559 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
3561 * simplify-rtx.c (comparison_result): New.
3562 (simplify_const_relational_operation): Use it instead of the five
3563 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
3564 Improve bounds-checking optimizations; remove subsumed POPCOUNT
3565 optimizations. Extract nonzero_address_p optimizations into a
3566 separate "if" together with optimizations where op1 is const0_rtx.
3567 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
3568 floating-point arguments too when appropriate. Hoist test for ABS
3569 outside the final switch statement.
3570 * cse.c (fold_rtx): Don't look for an IOR equivalent of
3571 folded_arg0 if we found a constant equivalent. Remove
3572 transformations done in simplify-rtx.c for "op0 RELOP op0".
3574 2007-09-27 Jakub Jelinek <jakub@redhat.com>
3576 * builtins.c (expand_builtin, expand_builtin_object_size,
3577 expand_builtin_memory_chk, maybe_emit_chk_warning,
3578 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
3580 * expr.c (expand_expr_real_1): Likewise.
3581 * langhooks-def.h (struct diagnostic_info): Add forward decl.
3582 (lhd_print_error_function): Add third argument.
3583 * langhooks.h (struct diagnostic_info): Add forward decl.
3584 (struct lang_hooks): Add third argument to print_error_function.
3585 * diagnostic.h (diagnostic_info): Add abstract_origin field.
3586 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
3588 (diagnostic_report_current_function): Likewise.
3589 * toplev.c (announce_function): Pass NULL as second argument to
3590 diagnostic_set_last_function.
3591 * diagnostic.c (diagnostic_report_current_function): Add second
3592 argument, pass it as third argument to lang_hooks.print_error_function.
3593 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
3594 to diagnostic_report_current_function.
3595 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
3596 and message.abstract_origin.
3597 (verbatim): Initialize abstract_origin.
3598 * pretty-print.h (text_info): Add abstract_origin field.
3599 * pretty-print.c (pp_base_format): Handle %K.
3600 * langhooks.c (lhd_print_error_function): Add third argument. If
3601 diagnostic->abstract_origin, print virtual backtrace.
3602 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3603 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
3604 (init_dynamic_diag_info): Likewise.
3606 2007-09-26 David Daney <ddaney@avtrex.com>
3609 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
3610 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
3611 sync_old_nand<mode>, sync_new_nand<mode>,
3612 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
3613 Update length attributes.
3614 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
3615 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
3617 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
3618 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
3619 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
3622 2007-09-26 Richard Guenther <rguenther@suse.de>
3624 PR tree-optimization/33563
3625 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
3626 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
3628 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
3629 get_use_of_stmt_lhs.
3631 2007-09-26 Joseph Myers <joseph@codesourcery.com>
3634 * c-common.c (complete_array_type): Diagnose too-large arrays and
3635 set type to error_mark_node.
3637 2007-09-26 Richard Guenther <rguenther@suse.de>
3639 PR tree-optimization/30375
3640 PR tree-optimization/33560
3641 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
3645 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
3647 * tree-ssa-dse.c (aggregate_vardecl_d): New.
3648 (dse_global_data): Add aggregate_vardecl field.
3649 (dse_possible_dead_store_p): New.
3650 Add prev_defvar variable.
3651 Allow immediate uses and previous immediate uses to differ
3652 if they are setting different parts of the whole.
3653 (get_aggregate_vardecl): New.
3654 (dse_record_partial_aggregate_store): New.
3655 (dse_whole_aggregate_clobbered_p): New.
3656 (dse_partial_kill_p): New.
3657 Call dse_maybe_record_aggregate_store().
3658 When checking whether a STMT and its USE_STMT refer to the
3659 same memory address, check also for partial kills that clobber
3661 Move some variable definitions to the block where they are used.
3662 (aggregate_vardecl_hash): New.
3663 (aggregate_vardecl_eq): New.
3664 (aggregate_vardecl_free): New.
3665 (aggregate_whole_store_p): New.
3666 (tree_ssa_dse): Initialize and free aggregate_vardecl.
3667 Mark which aggregate stores we care about.
3669 2007-09-25 DJ Delorie <dj@redhat.com>
3672 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
3675 2007-09-25 Michael Meissner <michael.meissner@amd.com>
3678 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
3679 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
3680 for vector int32 -> int64 conversions. Don't write beyond the end
3681 of the allocated vector for int32 -> int64 conversions.
3683 2007-09-25 Revital Eres <eres@il.ibm.com>
3685 * config/rs6000/paired.h (paired_sel): New.
3686 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
3687 (rs6000_expand_ternop_builtin): Pass zero const_double operand
3688 when expanding selv2sf.
3689 * config/rs6000/rs6000.h (rs6000_builtins): Add
3690 PAIRED_BUILTIN_SELV2SF4.
3692 2007-09-25 Joseph Myers <joseph@codesourcery.com>
3695 * c-typeck.c (default_conversion): Call require_complete_type
3696 before perform_integral_promotions.
3697 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
3698 (build_c_cast): Call require_complete_type except for casts to
3700 (convert_for_assignment): Call require_complete_type.
3702 2007-09-25 Revital Eres <eres@il.ibm.com>
3704 * config/spu/spu.md: Fix doloop pattern.
3706 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
3708 * config/bfin/bfin.c (expand_prologue_reg_save,
3709 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
3710 and ASTAT moved here...
3711 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3712 ... from here. New argument ALL; callers changed.
3713 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
3714 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
3715 have the "saveall" attribute.
3717 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
3719 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
3721 (INCOMING_REGNO, OUTGOING_REGNO): Define.
3722 * config/mmix/mmix.c (mmix_opposite_regno): New function.
3723 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
3725 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
3726 with REG_P tests before REGNO access.
3728 2007-09-24 DJ Delorie <dj@redhat.com>
3731 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
3733 (movqicc_<code>_<mode>): Likewise.
3734 (movhicc_<code>_<mode>): Likewise.
3736 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
3739 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
3740 register for reload.
3742 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
3745 * config/i386/i386.c (ix86_comp_type_attributes): Check
3748 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3750 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
3751 "move.l %a4,%a4" to produce nops.
3752 * config/m68k/m68k.c (override_options): Reset align options,
3753 if neccessary align macro isn't avaible.
3755 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3757 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
3759 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3761 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
3763 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
3764 reload is completed.
3765 (peephole pattern): Convert most of them to RTL peephole pattern.
3767 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3769 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
3770 (moved from fp compare patterns).
3771 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
3772 Cleanup predicates to relieve reload.
3773 (conditional_trap): Reject conditional trap with fp condition.
3774 * config/m68k/predicates.md (fp_src_operand): New, reject
3775 certain constants early.
3777 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3779 * final.c (final_scan_insn): Remove accidentally duplicated code.
3781 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3783 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
3784 Allow --with-tune=cell and --with-cpu=cell.
3786 2007-09-24 David Edelsohn <edelsohn@gnu.org>
3788 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
3789 * config/rs6000/rs6000.opt (swdiv): Change option to ...
3791 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
3793 (TARGET_BUILTIN_RECIPROCAL): Use it.
3794 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
3795 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
3796 (rs6000_emit_swrsqrtsf): New.
3797 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
3799 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
3800 (divsf3): Remove swdiv support.
3803 (rsqrt_internal1): New.
3804 (divdf3): Remove swdiv support.
3807 2007-09-24 Jakub Jelinek <jakub@redhat.com>
3810 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
3812 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
3813 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
3814 * tree.c (type_hash_eq): For FUNCTION_TYPE use
3815 lang_hooks.type.type_hash_eq in addition to generic tests.
3817 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
3818 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
3820 * tree-inline.h (eni_weights): Add field target_builtin_cost to
3821 reflect the cost per call to a target specific builtin.
3822 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
3823 call to a target specific builtin, then use target_builtin_call_cost.
3824 (init_inline_once): Initialize target_builtin_call_cost field.
3826 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
3829 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
3832 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
3834 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3835 * configure: Regenerated.
3837 2007-09-23 Ollie Wild <aaw@google.com>
3839 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
3841 (get_pointer_modulus_and_residue): New function.
3843 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3845 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
3846 combine an SC return value into a single register.
3848 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3850 * opth-gen.awk (target_flags_explicit): Declare.
3851 * toplev.h (target_flags_explicit): Delete declaration.
3852 * toplev.c (target_flags): Likewise.
3853 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
3854 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
3855 Never return true for TARGET_MIPS16.
3856 * config/mips/mips.c (mips_llsc): Delete.
3857 (mips_handle_option): Remove -mllsc handling.
3858 (mips_strip_unspec_address): Tweak comment.
3859 * config/mips/mips.opt (mllsc): Use a target mask.
3861 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3863 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
3864 word_mode as well as Pmode.
3866 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3868 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
3869 parameters from word_mode to the subword type if such a truncation
3872 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3874 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
3875 * configure: Regenerated.
3877 2007-09-23 Jan Hubicka <jh@suse.cz>
3879 * params.def (INLINE_CALL_COST): Set to 12.
3880 * invoke.texi (inline-call-cost): Update default value.
3882 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
3884 * config/alpha/alpha.md (movti): Use operand_subword for the split.
3886 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
3887 Revital Eres <eres@il.ibm.com>
3889 * modulo-sched.c (doloop_register_get): Rewrite the loop which
3890 checks whether the count_reg is found outside the control part.
3892 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3894 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
3895 instead of checking CALL_EXPR_FN directly to test for builtins.
3896 If error or warning attributes are present, print
3897 error resp. warning.
3898 * c-common.c (handle_error_attribute): New function.
3899 (c_common_attribute_table): Add error and warning
3901 * doc/extend.texi: Document error and warning attributes.
3903 * tree.h (block_nonartificial_location): New prototype.
3904 * tree.c (block_nonartificial_location): New function.
3905 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
3906 if artificial attribute is present on abstract inline decl.
3907 * c-common.c (handle_artificial_attribute): New function.
3908 (c_common_attribute_table): Add artificial attribute.
3909 * final.c (override_filename, override_linenum): New variables.
3910 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
3911 and override_linenum if inside of a block inlined from
3912 __attribute__((__artificial__)) function.
3913 (notice_source_line): Honor override_filename and override_linenum.
3914 * doc/extend.texi: Document __attribute__((__artificial__)).
3915 * config/i386/emmintrin.h: Add __artificial__ attribute to
3916 all __always_inline__ functions.
3917 * config/i386/mmintrin.h: Likewise.
3918 * config/i386/tmmintrin.h: Likewise.
3919 * config/i386/mm3dnow.h: Likewise.
3920 * config/i386/pmmintrin.h: Likewise.
3921 * config/i386/ammintrin.h: Likewise.
3922 * config/i386/xmmintrin.h: Likewise.
3923 * config/i386/smmintrin.h: Likewise.
3924 * config/i386/bmmintrin.h: Likewise.
3925 * config/i386/mmintrin-common.h: Likewise.
3928 * expr.c (expand_constructor): New function.
3929 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
3930 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
3933 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3935 * config/mips/mips.c (dump_constants_1): Generalize to include
3936 fractional and accumulator modes.
3938 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3940 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
3941 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
3943 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
3944 TARGET_HARD_FLOAT when testing whether -mpaired-single is
3946 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
3948 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
3950 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
3951 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
3953 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
3954 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
3955 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
3957 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
3959 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
3960 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
3961 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
3963 2007-09-22 Jason Merrill <jason@redhat.com>
3966 * attribs.c (lookup_attribute_spec): Split out...
3967 (decl_attributes): From here.
3968 * tree.h: Declare it.
3970 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3972 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
3974 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3976 * tree-inline.c (remap_type_1): Correctly chain variants.
3978 2007-09-22 Richard Guenther <rguenther@suse.de>
3980 PR tree-optimization/33146
3981 * fold-const.c (fold_binary): Use the original tree
3983 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
3984 also changes "sign".
3986 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3989 * except.c (finish_eh_generation): Call commit_edge_insertions if
3990 there are insns queued on the entry edge.
3991 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
3994 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3996 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
3998 2007-09-19 Michael Meissner <michael.meissner@amd.com>
4000 * config/i386/i386.c: Delete trailing whitespace.
4001 * config/i386/i386.h: Ditto.
4002 * config/i386/bmmintrin.h: Ditto.
4003 * config/i386/sync.md: Ditto.
4004 * config/i386/ppro.md: Ditto.
4005 * config/i386/mmx.md: Ditto.
4006 * config/i386/constraints.md: Ditto.
4007 * config/i386/sse.md: Ditto.
4008 * config/i386/athlon.md: Ditto.
4009 * config/i386/i386.md: Ditto.
4011 2007-09-21 Richard Guenther <rguenther@suse.de>
4013 PR tree-optimization/33508
4014 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
4015 quadratic loop by keeping a bitmap of variables we have
4016 to clobber all subvariables for.
4017 (set_initial_properties): Likewise.
4019 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
4021 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
4023 2007-09-20 Nigel Stephens <nigel@mips.com>
4024 Chao-ying Fu <fu@mips.com>
4026 * c-decl.c (finish_declspecs): When _Sat is used without
4027 _Fract or _Accum, set the default type to cts_fract.
4028 This avoids a warning of "type defaults to int".
4030 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4032 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
4033 bit-fields wider than one bit.
4035 2007-09-20 Jakub Jelinek <jakub@redhat.com>
4038 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
4040 * dbxout.c (dbxout_type): Likewise.
4044 * gimplify.c (gimplify_vla_decl): New function.
4045 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
4047 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
4049 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4051 * doc/invoke.texi (-minterlink-mips16): Document.
4052 * config/mips/mips.opt (minterlink-mips16): New option.
4053 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
4056 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4058 * doc/extend.texi (Attribute Syntax): Remove old speculative
4061 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
4063 * combine.c: Include cgraph.h.
4064 (setup_incoming_promotions): Rework to allow more aggressive
4065 elimination of sign extensions when all call sites of the
4066 current function are known to lie within the current unit.
4068 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4070 * dse.c (find_shift_sequence): No-op rework of control flow.
4072 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
4074 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
4075 GPR for DCmode on 64-bit targets. Remove redundant fallback.
4077 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4079 * cfgexpand.c (dump_stack_var_partition): Use the correct
4080 index for the offset.
4082 2007-09-19 Joseph Myers <joseph@codesourcery.com>
4084 * config/mips/sde.h: Switch to GPLv3.
4086 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
4088 * tree-sra.c (decide_block_copy): Decide if there are groups.
4090 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
4092 * config/m68k/m68k.c (output_move_himode): Remove jump table
4094 config/m68k/m68k.md (lea): Likewise.
4095 * config/m68k/m68k.c (print_operand_address): Use simple pc
4096 relative addressing.
4098 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
4100 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
4101 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
4103 (asm_insn_count): Pass template as second argument to it.
4104 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4105 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4106 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4107 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4108 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4109 (sh_insn_length_adjustment): Pass template as second argument to it.
4110 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
4112 * config/bfin/bfin.md (define_asm_attributes): New.
4114 2007-09-19 Jie Zhang <jie.zhang@analog.com>
4116 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
4118 * config/bfin/print-sysroot-suffix.sh: New.
4119 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
4120 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4121 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4122 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
4123 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4124 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4125 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
4126 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4127 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4128 (linux-sysroot-suffix.h): New target.
4129 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
4130 (mspecld-anomaly): Likewise.
4131 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
4132 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
4133 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
4134 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
4135 (bfin_si_revision): Declare.
4136 (bfin_workarounds): Declare.
4137 (WA_SPECULATIVE_LOADS): Define.
4138 (ENABLE_WA_SPECULATIVE_LOADS): Define.
4139 (WA_SPECULATIVE_SYNCS): Define.
4140 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
4141 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
4142 (LIB_SPEC): Add %s to the linker scripts.
4143 Use proper linker script for bf522, bf525, bf527,
4144 bf538, bf539, bf542, bf544, bf548, and bf549.
4145 * config/bfin/bfin.c (bfin_si_revision): Define.
4146 (bfin_workarounds): Define.
4147 (struct bfin_cpu): New.
4149 (bfin_handle_option): Handle silicon revision part of -mcpu option.
4150 (override_options): Set bfin_workarounds.
4151 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
4152 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
4153 ENABLE_WA_SPECULATIVE_LOADS.
4154 (bfin_reorg): Likewise.
4155 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4156 macros for bf522, bf525, bf527, bf538, bf539,
4157 bf542, bf544, bf548, and bf549.
4158 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
4159 Don't define __ID_SHARED_LIB__ when -msep-data.
4160 (TARGET_DEFAULT): Define as 0.
4161 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
4162 * doc/invoke.texi (Blackfin Options): Document silicon
4163 revision part of -mcpu option and it now accepts bf522, bf525,
4164 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
4166 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4168 * alias.c (memory_modified_1): Deconstify.
4169 (memory_modified_in_insn_p): Don't use const_note_stores.
4170 * rtl.h (const_note_stores): Delete.
4171 * rtlanal.c (const_note_stores): Likewise.
4173 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4175 * dse.c (find_shift_sequence): Temporarily revert to forbidding
4178 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4182 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
4183 (addsi_small_int): Likewise.
4184 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
4185 (one_cmplsi2): Likewise.
4187 (enter_func): Expand insn using hard_frame_pointer_rtx and
4190 * config/fr30/fr30.c (fr30_expand_prologue): Check for
4191 hard_frame_pointer_rtx instead of using REGNO() check.
4192 Properly sign extend GEN_INT() argument.
4194 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4196 * config/m68k/m68k.c (override_options): Remove USE_GAS,
4198 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
4199 alternatives with just jcc.
4200 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
4201 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
4202 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
4203 dbge_hi, dbge_si): Likewise.
4205 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4207 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
4208 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
4209 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
4210 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
4211 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
4213 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4215 * config/m68k/m68k-devices.def (51qe): New device.
4216 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
4217 to all uses of FL_FOR_isa_c for compatibility.
4218 (all_microarchs): Add cfv1 microarchitecture.
4219 (m68k_handle_option): Handle m51qe option.
4220 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
4221 (TUNE_CFV1): New macro.
4222 (enum uarch_type): Add ucfv1.
4223 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
4225 2007-09-18 Richard Guenther <rguenther@suse.de>
4227 PR tree-optimization/31863
4228 * tree-ssa-structalias.c (create_variable_info_for): Always
4229 free the fieldstack.
4231 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
4233 * opts.c (decode_options): Enable vectorization under -O3.
4235 2007-09-18 Richard Guenther <rguenther@suse.de>
4237 PR tree-optimization/33340
4238 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
4239 SSA_NAMEs that occur in abnormal PHI nodes.
4241 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4243 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
4244 Don't use const_get_call_expr_in.
4245 * tree-gimple.c (const_get_call_expr_in): Delete.
4246 * tree-gimple.h (const_get_call_expr_in): Likewise.
4248 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4250 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
4251 not yet have a basic block.
4252 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
4254 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4256 * config/mips/mips.c (mips_file_start): Add ".previous" directives
4257 to both ".section"s.
4259 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4261 * config/mips/mips.c (mips_output_mi_thunk): Use
4262 mips_function_ok_for_sibcall and const_call_insn_operand
4263 to determine if a direct sibcall is allowed. Use
4264 mips_classify_symbol to determine a global pointer is needed.
4266 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4268 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
4270 2007-09-17 Chao-ying Fu <fu@mips.com>
4271 Nigel Stephens <nigel@mips.com>
4273 * config/fixed-bit.h: New file.
4274 * config/fixed-bit.c: New file.
4275 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
4277 2007-09-18 Jakub Jelinek <jakub@redhat.com>
4279 * c-format.h (format_kind_info): Add alloc_char field.
4280 * c-format.c (scanf_flag_specs): Add 'm'.
4281 (scanf_flag_pairs): Add 'a', 'm' pair.
4282 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
4283 (format_types_orig): Add alloc_char fields.
4284 (check_format_info_main): Rename aflag to alloc_flag.
4285 Handle fki->alloc_char. modifier after width and before length
4286 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
4287 length modifiers as well.
4288 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
4291 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
4292 returned by build_call_expr.
4294 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4296 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
4297 NULL for variable-sized records too.
4298 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
4300 2007-09-17 Tom Tromey <tromey@redhat.com>
4302 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
4303 (c_builtin_function): Likewise.
4304 (grokdeclarator): Likewise.
4306 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
4308 PR rtl-optimization/26449
4309 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
4310 (seq_insns_valid_p): Removed.
4312 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4314 * tree-nomudflap.c (gate_mudflap): New static function.
4315 (pass_mudflap_1): Use it as gate function.
4316 (pass_mudflap_2): Likewise.
4318 2007-09-17 Jan Hubicka <jh@suse.cz>
4322 * loop-invariant.c (move_invariant_reg): Unshare sequence.
4324 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
4326 PR tree-optimization/33319
4327 * tree-vect-analyze.c (vect_same_range_drs): New.
4328 (vect_vfa_range_equal): New.
4329 (vect_is_duplicate_ddr): Removed.
4330 (vect_mark_for_runtime_alias_test): Do not perform marking when
4331 optimizing for size or max_param for alias checking is zero.
4332 Move the function before vect_analyze_data_ref_dependence.
4333 (vect_analyze_data_ref_dependence): Add call to
4334 vect_mark_for_runtime_alias_test in two cases when dependence
4336 (vect_analyze_data_ref_dependences): Do not call to
4337 vect_mark_for_runtime_alias_test.
4338 (vect_prune_runtime_alias_test_list): New.
4339 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
4340 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4341 Update vec_outside_cost.
4342 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
4343 (vect_create_cond_for_alias_checks): Build the base address of data
4344 reference from DR_GROUP_FIRST_DR.
4345 (vect_loop_versioning): New.
4346 (vect_transform_loop): Add a call to vect_loop_versioning.
4347 Remove factored out code.
4349 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4352 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
4355 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4357 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
4358 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
4359 Fix the call to insn_rtx_cost. Skip access sizes that require a
4360 real truncation of the store register. Use convert_move instead
4361 of gen_lowpart when narrowing the result.
4362 (replace_read): Use convert_move instead of gen_lowpart when
4363 narrowing the store rhs.
4365 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4367 * config/mips/mips.md (SHORT): Fix long line.
4368 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
4369 to QImode and HImode.
4371 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4373 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
4375 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
4377 * tree-parloops.c: New file.
4378 * tree-ssa-operands.h (free_stmt_operands): Declare.
4379 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
4381 * tree-pass.h (pass_parallelize_loops): Declare.
4382 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
4384 (build_omp_regions_1): Allow analysing just a single OMP region and
4386 ( build_omp_regions_root, omp_expand_local): New functions.
4387 (build_omp_regions): Add argument to build_omp_regions_1 call.
4388 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
4389 autoparallelization is run.
4390 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
4391 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
4392 pass_parallelize_loops): New.
4393 * common.opt (ftree-parallelize-loops): New.
4394 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
4395 parallelize_loops): Declare.
4396 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
4397 * Makefile.in (tree-parloops.o): Added.
4398 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
4400 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
4401 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
4402 one extra edge as well.
4403 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
4404 Use VEC_free to free doms vector.
4405 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
4406 operands. Recompute operand caches in the new function.
4407 (move_sese_region_to_fn): Update loop info.
4408 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
4409 * tree-ssa-operands.c (free_stmt_operands): New function.
4411 * doc/passes.texi: Document autoparallelization.
4412 * doc/invoke.texi (-ftree-parallelize-loops): New option.
4414 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4417 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
4420 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
4422 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
4423 the VEC is not NULL.
4424 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
4425 get_vectype_for_scalar_type succeeded.
4426 (vectorizable_conversion): Likewise.
4428 2007-09-14 Jan Hubicka <jh@suse.cz>
4430 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
4433 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
4436 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
4437 register when operands[2] equals operands[1].
4438 (remainderxf3): Ditto.
4440 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
4441 Nigel Stephens <nigel@mips.com>
4443 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
4444 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
4445 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
4447 (_Unwind_ForcedUnwind): Likewise.
4448 (_Unwind_Resume): Likewise.
4449 (_Unwind_Resume_or_Rethrow): Likewise.
4450 (_Unwind_Backtrace): Likewise.
4451 (_Unwind_SjLj_RaiseException): Likewise.
4452 (_Unwind_SjLj_ForcedUnwind): Likewise.
4453 (_Unwind_SjLj_Resume): Likewise.
4454 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
4455 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
4457 (_Unwind_ForcedUnwind): Likewise.
4458 (_Unwind_Resume): Likewise.
4459 (_Unwind_Resume_or_Rethrow): Likewise.
4460 (_Unwind_Backtrace): Likewise.
4461 * unwind-compat.c (_Unwind_Backtrace): Likewise.
4462 (_Unwind_ForcedUnwind): Likewise.
4463 (_Unwind_RaiseException): Likewise.
4464 (_Unwind_Resume): Likewise.
4465 (_Unwind_Resume_or_Rethrow): Likewise.
4467 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
4468 nomips16 mode when IN_LIBGCC2 with hard float.
4470 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
4472 * config/mips/sdemtk.opt: Update to GPLv3.
4473 * config/mips/sdemtk.h: Likewise.
4475 2007-09-14 Nigel Stephens <nigel@mips.com>
4477 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
4478 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
4479 for mipsisa32-*-linux*.
4481 2007-09-14 Nigel Stephens <nigel@mips.com>
4482 David Ung <davidu@mips.com>
4483 Thiemo Seufer <ths@mips.com>
4484 Richard Sandiford <richard@codesourcery.com>
4486 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
4487 * configure.ac: Add a mipssde threading type.
4488 * configure: Regenerate.
4489 * config/mips/sdemtk.h: New file.
4490 * config/mips/t-sdemtk: Likewise.
4491 * config/mips/sdemtk.opt: Likewise.
4492 * gthr-mipssde.h: Likewise.
4493 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
4494 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
4495 (MIPS_ICACHE_SYNC): New macro, split from ...
4496 * config/mips/mips.md (clear_cache): ...here.
4497 * config/mips/mips.c (mips_save_reg_p): Check
4498 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
4499 (build_mips16_function_stub): Use targetm.strip_name_encoding.
4500 (build_mips16_call_stub): Likewise.
4502 2007-09-14 Richard Sandiford <richard@codesourcery.com>
4504 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
4506 2007-09-14 Jakub Jelinek <jakub@redhat.com>
4509 * config/ia64/ia64.c (find_gr_spill): Don't decrement
4510 current_frame_info.n_local_regs. Don't return emitted local
4512 (ia64_compute_frame_size): Improve unwind hack to put
4513 RP, PFS, FP in that order by allowing some of the registers
4514 been already emitted, as long as they are emitted to the
4517 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4519 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
4520 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
4521 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
4523 2007-09-13 Eric Christopher <echristo@apple.com>
4524 Kenneth Zadeck <zadeck@naturalbridge.com>
4526 * dse.c (find_shift_sequence): New function.
4527 (replace_read): Add case to remove read if it requires shift.
4528 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
4530 2007-09-13 Tom Tromey <tromey@redhat.com>
4532 * c-common.c (fname_as_string): Update.
4533 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
4534 (c_lex_one_token): Update. Add 'parser' argument.
4535 (c_parser_simple_asm_expr): Update.
4536 (c_parser_attributes): Update.
4537 (c_parser_asm_statement): Update.
4538 (c_parser_asm_operands): Update.
4539 (c_parser_peek_token): Update.
4540 (c_parser_peek_2nd_token): Update.
4541 * c-lex.c (c_lex_string_translate): Remove.
4542 (c_lex_return_raw_strings): Likewise.
4543 (c_lex_with_flags): Added 'lex_flags' argument.
4544 (lex_string): Added 'translate' argument.
4545 * c-pragma.h (c_lex_with_flags): Update.
4546 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
4547 (C_LEX_STRING_NO_TRANSLATE): New define.
4548 (C_LEX_RAW_STRINGS): Likewise.
4550 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4553 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
4554 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
4555 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
4556 (bfin_init_builtins): Initialize __builtin_bfin_ones,
4557 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
4558 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
4559 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
4560 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
4561 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
4562 (bdesc_1arg): Add __builtin_bfin_ones.
4563 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
4564 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
4565 and __builtin_bfin_csqu_fr16.
4566 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
4567 (ones): New define_insn.
4568 (ssaddhi3_parts): New define_insn.
4569 (sssubhi3_parts): New define_insn.
4570 (flag_mulhi_parts): New define_insn.
4572 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
4574 * common.opt (femit-class-debug-always): Turn off by default.
4576 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4578 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
4579 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
4581 2007-09-13 James E. Wilson <wilson@specifix.com>
4583 PR tree-optimization/33389
4584 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
4585 then set build_loads before returning.
4587 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
4588 David Ung <davidu@mips.com>
4590 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
4591 {d}addiu and a negative immediate such that it works with MIPS16
4594 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
4597 * configure.ac (ld_vers): Support Linux linker.
4598 * configure: Regenerated.
4600 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4601 Sandra Loosemore <sandra@codesourcery.com>
4603 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
4604 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
4605 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
4606 nomips16 into decl attributes.
4607 (TARGET_INSERT_ATTRIBUTES): Override.
4608 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
4609 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
4610 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
4611 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
4612 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
4613 (mips_use_mips16_mode_p): Reimplement as a function that takes
4614 a decl and considers only decl attributes. If the decl is nested
4615 function, use its parent attributes.
4616 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
4617 instead of SYMBOL_REF_MIPS16_FUNC_P.
4618 (mips_set_mips16_mode): Move call to sorry here from old
4619 mips_use_mips16_mode_p.
4620 (mflip_mips16_entry): New structure.
4621 (mflip_mips16_htab): New variable.
4622 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
4623 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
4624 (mips_merge_decl_attributes): New function.
4625 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
4626 Use mips_use_mips16_mode_p.
4627 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
4628 SYMBOL_REF_MIPS16_FUNC_P.
4629 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
4631 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4633 * c-parser.c (c_parser_struct_declaration): Check for a null return.
4635 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4638 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
4640 2007-09-12 Michael Meissner <michael.meissner@amd.com>
4641 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4642 Tony Linthicum <tony.linthicum@amd.com>
4644 * tree.h (function_args_iterator): New type to iterate over
4646 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
4647 function arguments providing a pointer to the argument.
4648 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
4649 function arguments providing the argument.
4650 (function_args_iter_init): Inline function to initialize
4651 function_args_iterator.
4652 (function_args_iter_cond_ptr): Inline function to return the next
4653 pointer to hold the argument.
4654 (function_args_iter_cond): Inline function to return the next
4656 (function_args_iter_cond_next): Advance the function args
4658 (stdarg_p): New function, return true if variable argument
4660 (prototype_p): New function, return true if function is
4662 (function_args_count): New function, count the number of arguments
4665 * tree.c (stdarg_p): New function, return true if variable
4667 (prototype_p): New function, return true if function is
4670 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4671 (TARGET_ROUND): New macro for the round/ptest instructions which
4672 are shared between SSE4.1 and SSE5.
4673 (OPTION_MASK_ISA_ROUND): Ditto.
4674 (OPTION_ISA_ROUND): Ditto.
4675 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4676 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4678 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4679 (-mfused-madd): New switch to give users control over whether the
4680 compiler optimizes to use the multiply/add SSE5 instructions.
4682 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
4683 m_ATHLON_K8_AMDFAM10, and change all uses.
4684 (enum pta_flags): Add PTA_SSE5.
4685 (ix86_handle_option): Turn off 3dnow if -msse5.
4686 (override_options): Add SSE5 support.
4687 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4689 (ix86_expand_sse_movcc): Add SSE5 support.
4690 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4691 vector type to the next largest size.
4692 (ix86_expand_sse5_pack): New function to use pperm to pack a
4693 vector type to the next smallest size.
4694 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4695 (IX86_BUILTIN_FMADDSD): Ditto.
4696 (IX86_BUILTIN_FMADDPS): Ditto.
4697 (IX86_BUILTIN_FMADDPD): Ditto.
4698 (IX86_BUILTIN_FMSUBSS): Ditto.
4699 (IX86_BUILTIN_FMSUBSD): Ditto.
4700 (IX86_BUILTIN_FMSUBPS): Ditto.
4701 (IX86_BUILTIN_FMSUBPD): Ditto.
4702 (IX86_BUILTIN_FNMADDSS): Ditto.
4703 (IX86_BUILTIN_FNMADDSD): Ditto.
4704 (IX86_BUILTIN_FNMADDPS): Ditto.
4705 (IX86_BUILTIN_FNMADDPD): Ditto.
4706 (IX86_BUILTIN_FNMSUBSS): Ditto.
4707 (IX86_BUILTIN_FNMSUBSD): Ditto.
4708 (IX86_BUILTIN_FNMSUBPS): Ditto.
4709 (IX86_BUILTIN_FNMSUBPD): Ditto.
4710 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4711 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4712 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4713 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4714 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4715 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4716 (IX86_BUILTIN_PPERM): Ditto.
4717 (IX86_BUILTIN_PERMPS): Ditto.
4718 (IX86_BUILTIN_PERMPD): Ditto.
4719 (IX86_BUILTIN_PMACSSWW): Ditto.
4720 (IX86_BUILTIN_PMACSWW): Ditto.
4721 (IX86_BUILTIN_PMACSSWD): Ditto.
4722 (IX86_BUILTIN_PMACSWD): Ditto.
4723 (IX86_BUILTIN_PMACSSDD): Ditto.
4724 (IX86_BUILTIN_PMACSDD): Ditto.
4725 (IX86_BUILTIN_PMACSSDQL): Ditto.
4726 (IX86_BUILTIN_PMACSSDQH): Ditto.
4727 (IX86_BUILTIN_PMACSDQL): Ditto.
4728 (IX86_BUILTIN_PMACSDQH): Ditto.
4729 (IX86_BUILTIN_PMADCSSWD): Ditto.
4730 (IX86_BUILTIN_PMADCSWD): Ditto.
4731 (IX86_BUILTIN_PHADDBW): Ditto.
4732 (IX86_BUILTIN_PHADDBD): Ditto.
4733 (IX86_BUILTIN_PHADDBQ): Ditto.
4734 (IX86_BUILTIN_PHADDWD): Ditto.
4735 (IX86_BUILTIN_PHADDWQ): Ditto.
4736 (IX86_BUILTIN_PHADDDQ): Ditto.
4737 (IX86_BUILTIN_PHADDUBW): Ditto.
4738 (IX86_BUILTIN_PHADDUBD): Ditto.
4739 (IX86_BUILTIN_PHADDUBQ): Ditto.
4740 (IX86_BUILTIN_PHADDUWD): Ditto.
4741 (IX86_BUILTIN_PHADDUWQ): Ditto.
4742 (IX86_BUILTIN_PHADDUDQ): Ditto.
4743 (IX86_BUILTIN_PHSUBBW): Ditto.
4744 (IX86_BUILTIN_PHSUBWD): Ditto.
4745 (IX86_BUILTIN_PHSUBDQ): Ditto.
4746 (IX86_BUILTIN_PROTB): Ditto.
4747 (IX86_BUILTIN_PROTW): Ditto.
4748 (IX86_BUILTIN_PROTD): Ditto.
4749 (IX86_BUILTIN_PROTQ): Ditto.
4750 (IX86_BUILTIN_PROTB_IMM): Ditto.
4751 (IX86_BUILTIN_PROTW_IMM): Ditto.
4752 (IX86_BUILTIN_PROTD_IMM): Ditto.
4753 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4754 (IX86_BUILTIN_PSHLB): Ditto.
4755 (IX86_BUILTIN_PSHLW): Ditto.
4756 (IX86_BUILTIN_PSHLD): Ditto.
4757 (IX86_BUILTIN_PSHLQ): Ditto.
4758 (IX86_BUILTIN_PSHAB): Ditto.
4759 (IX86_BUILTIN_PSHAW): Ditto.
4760 (IX86_BUILTIN_PSHAD): Ditto.
4761 (IX86_BUILTIN_PSHAQ): Ditto.
4762 (IX86_BUILTIN_FRCZSS): Ditto.
4763 (IX86_BUILTIN_FRCZSD): Ditto.
4764 (IX86_BUILTIN_FRCZPS): Ditto.
4765 (IX86_BUILTIN_FRCZPD): Ditto.
4766 (IX86_BUILTIN_CVTPH2PS): Ditto.
4767 (IX86_BUILTIN_CVTPS2PH): Ditto.
4768 (IX86_BUILTIN_COMEQSS): Ditto.
4769 (IX86_BUILTIN_COMNESS): Ditto.
4770 (IX86_BUILTIN_COMLTSS): Ditto.
4771 (IX86_BUILTIN_COMLESS): Ditto.
4772 (IX86_BUILTIN_COMGTSS): Ditto.
4773 (IX86_BUILTIN_COMGESS): Ditto.
4774 (IX86_BUILTIN_COMUEQSS): Ditto.
4775 (IX86_BUILTIN_COMUNESS): Ditto.
4776 (IX86_BUILTIN_COMULTSS): Ditto.
4777 (IX86_BUILTIN_COMULESS): Ditto.
4778 (IX86_BUILTIN_COMUGTSS): Ditto.
4779 (IX86_BUILTIN_COMUGESS): Ditto.
4780 (IX86_BUILTIN_COMORDSS): Ditto.
4781 (IX86_BUILTIN_COMUNORDSS): Ditto.
4782 (IX86_BUILTIN_COMFALSESS): Ditto.
4783 (IX86_BUILTIN_COMTRUESS): Ditto.
4784 (IX86_BUILTIN_COMEQSD): Ditto.
4785 (IX86_BUILTIN_COMNESD): Ditto.
4786 (IX86_BUILTIN_COMLTSD): Ditto.
4787 (IX86_BUILTIN_COMLESD): Ditto.
4788 (IX86_BUILTIN_COMGTSD): Ditto.
4789 (IX86_BUILTIN_COMGESD): Ditto.
4790 (IX86_BUILTIN_COMUEQSD): Ditto.
4791 (IX86_BUILTIN_COMUNESD): Ditto.
4792 (IX86_BUILTIN_COMULTSD): Ditto.
4793 (IX86_BUILTIN_COMULESD): Ditto.
4794 (IX86_BUILTIN_COMUGTSD): Ditto.
4795 (IX86_BUILTIN_COMUGESD): Ditto.
4796 (IX86_BUILTIN_COMORDSD): Ditto.
4797 (IX86_BUILTIN_COMUNORDSD): Ditto.
4798 (IX86_BUILTIN_COMFALSESD): Ditto.
4799 (IX86_BUILTIN_COMTRUESD): Ditto.
4800 (IX86_BUILTIN_COMEQPS): Ditto.
4801 (IX86_BUILTIN_COMNEPS): Ditto.
4802 (IX86_BUILTIN_COMLTPS): Ditto.
4803 (IX86_BUILTIN_COMLEPS): Ditto.
4804 (IX86_BUILTIN_COMGTPS): Ditto.
4805 (IX86_BUILTIN_COMGEPS): Ditto.
4806 (IX86_BUILTIN_COMUEQPS): Ditto.
4807 (IX86_BUILTIN_COMUNEPS): Ditto.
4808 (IX86_BUILTIN_COMULTPS): Ditto.
4809 (IX86_BUILTIN_COMULEPS): Ditto.
4810 (IX86_BUILTIN_COMUGTPS): Ditto.
4811 (IX86_BUILTIN_COMUGEPS): Ditto.
4812 (IX86_BUILTIN_COMORDPS): Ditto.
4813 (IX86_BUILTIN_COMUNORDPS): Ditto.
4814 (IX86_BUILTIN_COMFALSEPS): Ditto.
4815 (IX86_BUILTIN_COMTRUEPS): Ditto.
4816 (IX86_BUILTIN_COMEQPD): Ditto.
4817 (IX86_BUILTIN_COMNEPD): Ditto.
4818 (IX86_BUILTIN_COMLTPD): Ditto.
4819 (IX86_BUILTIN_COMLEPD): Ditto.
4820 (IX86_BUILTIN_COMGTPD): Ditto.
4821 (IX86_BUILTIN_COMGEPD): Ditto.
4822 (IX86_BUILTIN_COMUEQPD): Ditto.
4823 (IX86_BUILTIN_COMUNEPD): Ditto.
4824 (IX86_BUILTIN_COMULTPD): Ditto.
4825 (IX86_BUILTIN_COMULEPD): Ditto.
4826 (IX86_BUILTIN_COMUGTPD): Ditto.
4827 (IX86_BUILTIN_COMUGEPD): Ditto.
4828 (IX86_BUILTIN_COMORDPD): Ditto.
4829 (IX86_BUILTIN_COMUNORDPD): Ditto.
4830 (IX86_BUILTIN_COMFALSEPD): Ditto.
4831 (IX86_BUILTIN_COMTRUEPD): Ditto.
4832 (IX86_BUILTIN_PCOMEQUB): Ditto.
4833 (IX86_BUILTIN_PCOMNEUB): Ditto.
4834 (IX86_BUILTIN_PCOMLTUB): Ditto.
4835 (IX86_BUILTIN_PCOMLEUB): Ditto.
4836 (IX86_BUILTIN_PCOMGTUB): Ditto.
4837 (IX86_BUILTIN_PCOMGEUB): Ditto.
4838 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4839 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4840 (IX86_BUILTIN_PCOMEQUW): Ditto.
4841 (IX86_BUILTIN_PCOMNEUW): Ditto.
4842 (IX86_BUILTIN_PCOMLTUW): Ditto.
4843 (IX86_BUILTIN_PCOMLEUW): Ditto.
4844 (IX86_BUILTIN_PCOMGTUW): Ditto.
4845 (IX86_BUILTIN_PCOMGEUW): Ditto.
4846 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4847 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4848 (IX86_BUILTIN_PCOMEQUD): Ditto.
4849 (IX86_BUILTIN_PCOMNEUD): Ditto.
4850 (IX86_BUILTIN_PCOMLTUD): Ditto.
4851 (IX86_BUILTIN_PCOMLEUD): Ditto.
4852 (IX86_BUILTIN_PCOMGTUD): Ditto.
4853 (IX86_BUILTIN_PCOMGEUD): Ditto.
4854 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4855 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4856 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4857 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4858 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4859 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4860 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4861 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4862 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4863 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4864 (IX86_BUILTIN_PCOMEQB): Ditto.
4865 (IX86_BUILTIN_PCOMNEB): Ditto.
4866 (IX86_BUILTIN_PCOMLTB): Ditto.
4867 (IX86_BUILTIN_PCOMLEB): Ditto.
4868 (IX86_BUILTIN_PCOMGTB): Ditto.
4869 (IX86_BUILTIN_PCOMGEB): Ditto.
4870 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4871 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4872 (IX86_BUILTIN_PCOMEQW): Ditto.
4873 (IX86_BUILTIN_PCOMNEW): Ditto.
4874 (IX86_BUILTIN_PCOMLTW): Ditto.
4875 (IX86_BUILTIN_PCOMLEW): Ditto.
4876 (IX86_BUILTIN_PCOMGTW): Ditto.
4877 (IX86_BUILTIN_PCOMGEW): Ditto.
4878 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4879 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4880 (IX86_BUILTIN_PCOMEQD): Ditto.
4881 (IX86_BUILTIN_PCOMNED): Ditto.
4882 (IX86_BUILTIN_PCOMLTD): Ditto.
4883 (IX86_BUILTIN_PCOMLED): Ditto.
4884 (IX86_BUILTIN_PCOMGTD): Ditto.
4885 (IX86_BUILTIN_PCOMGED): Ditto.
4886 (IX86_BUILTIN_PCOMFALSED): Ditto.
4887 (IX86_BUILTIN_PCOMTRUED): Ditto.
4888 (IX86_BUILTIN_PCOMEQQ): Ditto.
4889 (IX86_BUILTIN_PCOMNEQ): Ditto.
4890 (IX86_BUILTIN_PCOMLTQ): Ditto.
4891 (IX86_BUILTIN_PCOMLEQ): Ditto.
4892 (IX86_BUILTIN_PCOMGTQ): Ditto.
4893 (IX86_BUILTIN_PCOMGEQ): Ditto.
4894 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4895 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4896 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
4897 OPTION_MASK_ISA_ROUND for instructions that are shared between
4899 (bdesc_2arg): Ditto.
4900 (bdesc_sse_3arg): Ditto.
4901 (enum multi_arg_type): New enum for describing the various SSE5
4902 intrinsic argument types.
4903 (bdesc_multi_arg): New table for SSE5 intrinsics.
4904 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4905 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4907 (ix86_expand_builtin): Add SSE5 intrinsic support.
4908 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4909 operand instructions.
4910 (ix86_expand_sse5_multiple_memory): New function to split the
4911 second memory reference from SSE5 instructions.
4912 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4913 (ix86_return_pops_args): Use stdarg_p to determine if the function
4914 has variable arguments.
4915 (ix86_setup_incoming_varargs): Ditto.
4916 (x86_this_parameter): Ditto.
4918 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4920 (ix86_expand_sse5_pack): Ditto.
4921 (ix86_sse5_valid_op_p): Ditto.
4922 (ix86_expand_sse5_multiple_memory): Ditto.
4924 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4925 constant for SSE5 support.
4926 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4927 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4928 (UNSPEC_SSE5_PERMUTE): Ditto.
4929 (UNSPEC_SSE5_ASHIFT): Ditto.
4930 (UNSPEC_SSE5_LSHIFT): Ditto.
4931 (UNSPEC_FRCZ): Ditto.
4932 (UNSPEC_CVTPH2PS): Ditto.
4933 (UNSPEC_CVTPS2PH): Ditto.
4934 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4936 (COM_FALSE_S): Ditto.
4937 (COM_FALSE_P): Ditto.
4938 (COM_TRUE_S): Ditto.
4939 (COM_TRUE_P): Ditto.
4940 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4941 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4943 (memory attribute): Ditto.
4944 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4945 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4946 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4947 (floor<mode>2): Ditto.
4948 (ceil<mode>2): Ditto.
4949 (btrunc<mode>2): Ditto.
4950 (nearbyintdf2): Ditto.
4951 (nearbyintsf2): Ditto.
4952 (sse_setccsf): Disable if SSE5.
4953 (sse_setccdf): Ditto.
4954 (sse5_setcc<mode>): New support for SSE5 conditional move.
4955 (sse5_pcmov_<mode>): Ditto.
4957 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4959 (SSEMODEF2P): Ditto.
4960 (ssemodesuffixf4): New mode attribute for SSE5.
4961 (ssemodesuffixf2s): Ditto.
4962 (ssemodesuffixf2c): Ditto.
4963 (sserotatemax): Ditto.
4964 (ssescalarmode): Ditto.
4965 (sse_maskcmpv4sf3): Disable if SSE5.
4966 (sse_maskcmpv2df3): Ditto.
4967 (sse_vmmaskcmpv4sf3): Ditto.
4968 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
4970 (sse5_vmfmadd<mode>4): Ditto.
4971 (sse5_fmsub<mode>4): Ditto.
4972 (sse5_vmfmsub<mode>4): Ditto.
4973 (sse5_fnmadd<mode>4): Ditto.
4974 (sse5_vmfnmadd<mode>4): Ditto.
4975 (sse5_fnmsub<mode>4): Ditto.
4976 (sse5_vmfnmsub<mode>4): Ditto.
4977 (sse5i_fmadd<mode>4): Ditto.
4978 (sse5i_fmsub<mode>4): Ditto.
4979 (sse5i_fnmadd<mode>4): Ditto.
4980 (sse5i_fnmsub<mode>4): Ditto.
4981 (sse5i_vmfmadd<mode>4): Ditto.
4982 (sse5i_vmfmsub<mode>4): Ditto.
4983 (sse5i_vmfnmadd<mode>4): Ditto.
4984 (sse5i_vmfnmsub<mode>4): Ditto.
4985 (mulv16qi3): Add SSE5 support.
4987 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4988 (sse2_mulv4si3): Disable if SSE5.
4989 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4990 (sse4_1_roundps): Ditto.
4991 (sse4_1_roundsd): Ditto.
4992 (sse4_1_roundss): Ditto.
4993 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4995 (sse_maskcmpsf3): Ditto.
4996 (sse_vmmaskcmpv4sf3): Ditto.
4997 (sse2_maskcmpv2df3): Ditto.
4998 (sse2_maskcmpdf3): Ditto.
4999 (sse2_vmmaskcmpv2df3): Ditto.
5000 (sse2_eq<mode>3): Ditto.
5001 (sse2_gt<mode>3): Ditto.
5002 (sse5_pcmov_<mode>): Add SSE5 support.
5003 (vec_unpacku_hi_v16qi): Ditto.
5004 (vec_unpacks_hi_v16qi): Ditto.
5005 (vec_unpacku_lo_v16qi): Ditto.
5006 (vec_unpacks_lo_v16qi): Ditto.
5007 (vec_unpacku_hi_v8hi): Ditto.
5008 (vec_unpacks_hi_v8hi): Ditto.
5009 (vec_unpacku_lo_v8hi): Ditto.
5010 (vec_unpacks_lo_v8hi): Ditto.
5011 (vec_unpacku_hi_v4si): Ditto.
5012 (vec_unpacks_hi_v4si): Ditto.
5013 (vec_unpacku_lo_v4si): Ditto.
5014 (vec_unpacks_lo_v4si): Ditto.
5015 (sse5_pmacsww): New SSE5 intrinsic insn.
5016 (sse5_pmacssww): Ditto.
5017 (sse5_pmacsdd): Ditto.
5018 (sse5_pmacssdd): Ditto.
5019 (sse5_pmacssdql): Ditto.
5020 (sse5_pmacssdqh): Ditto.
5021 (sse5_pmacsdqh): Ditto.
5022 (sse5_pmacsswd): Ditto.
5023 (sse5_pmacswd): Ditto.
5024 (sse5_pmadcsswd): Ditto.
5025 (sse5_pmadcswd): Ditto.
5026 (sse5_pcmov_<move>): Conditional move support on SSE5.
5027 (sse5_phaddbw): New SSE5 intrinsic insn.
5028 (sse5_phaddbd): Ditto.
5029 (sse5_phaddbq): Ditto.
5030 (sse5_phaddwd): Ditto.
5031 (sse5_phaddwq): Ditto.
5032 (sse5_phadddq): Ditto.
5033 (sse5_phaddubw): Ditto.
5034 (sse5_phaddubd): Ditto.
5035 (sse5_phaddubq): Ditto.
5036 (sse5_phadduwd): Ditto.
5037 (sse5_phadduwq): Ditto.
5038 (sse5_phaddudq): Ditto.
5039 (sse5_phsubbw): Ditto.
5040 (sse5_phsubwd): Ditto.
5041 (sse5_phsubdq): Ditto.
5042 (sse5_pperm): Ditto.
5043 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5044 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5045 (sse5_pperm_sign_v8hi_v4si): Ditto.
5046 (sse5_pperm_zero_v8hi_v4si): Ditto.
5047 (sse5_pperm_sign_v4si_v2di): Ditto.
5048 (sse5_pperm_sign_v4si_v2di): Ditto.
5049 (sse5_pperm_pack_v2di_v4si): Ditto.
5050 (sse5_pperm_pack_v4si_v8hi): Ditto.
5051 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5052 (sse5_perm<mode>): New SSE5 intrinsic insn.
5053 (rotl<mode>3): Ditto.
5054 (sse5_rotl<mode>3): Ditto.
5055 (sse5_ashl<mode>3): Ditto.
5056 (sse5_lshl<mode>3): Ditto.
5057 (sse5_frcz<mode>2): Ditto.
5058 (sse5s_frcz<mode>2): Ditto.
5059 (sse5_cvtph2ps): Ditto.
5060 (sse5_cvtps2ph): Ditto.
5061 (sse5_vmmaskcmp<mode>3): Ditto.
5062 (sse5_com_tf<mode>3): Ditto.
5063 (sse5_maskcmp<mode>3): Ditto.
5064 (sse5_maskcmp_uns<mode>3): Ditto.
5065 (sse5_maskcmp_uns2<mode>3): Ditto.
5066 (sse5_pcom_tf<mode>3): Ditto.
5068 * config/i386/predicates.md (const_0_to_31_operand): New predicate
5070 (sse5_comparison_float_operator): New predicate to match the
5071 comparison operators supported by the SSE5 com instruction.
5072 (ix86_comparison_int_operator): New predicate to match just the
5073 signed int comparisons.
5074 (ix86_comparison_uns_operator): New predicate to match just the
5075 unsigned int comparisons.
5077 * doc/invoke.texi (-msse5): Add documentation.
5078 (-mfused-madd): Ditto.
5080 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5082 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5084 (x86_64-*-*): Ditto.
5086 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5088 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5089 intrinisics for SSE5.
5091 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5094 * config/i386/mmintrin-common.h: New file, to contain common
5095 instructions between SSE4.1 and SSE5.
5097 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5098 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5099 (gen_regparm_prefix): Ditto.
5101 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5102 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5103 prototype_p to determine if a function is prototyped.
5105 2007-09-12 Janis Johnson <janis187@us.ibm.com>
5107 * config/dfp-bit.c (dfp_conversion_exception): New function.
5108 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
5109 (DFP_TO_INT): Ditto.
5110 (INT_TO_DFP): Ditto.
5111 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
5113 2007-09-12 Jakub Jelinek <jakub@redhat.com>
5116 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
5117 before sp restoration even when total_size is 0, but
5118 frame_pointer_needed.
5120 2007-09-12 Bob Wilson <bob.wilson@acm.org>
5122 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
5123 (xtensa_copy_incoming_a7): Use start_sequence instead of
5124 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
5125 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
5126 of the saveregs sequence.
5128 2007-09-12 Richard Sandiford <richard@codesourcery.com>
5130 * c-tree.h (grokfield): Add a "tree *" argument.
5131 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
5132 Chain nested decl attributes to it. Don't call decl_attributes here.
5133 (groktypename): Pass grokdeclarator a pointer to the attribute list.
5134 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
5135 (grokfield): Take a pointer to the decl's attributes and pass
5136 it to grokdeclarator.
5137 * c-parser.c (c_parser_struct_declaration): Update the calls to
5138 grokfield. Call decl_attributes for anonymous struct and union
5141 2007-09-12 Jan Hubicka <jh@suse.cz>
5143 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
5145 2007-09-12 Ira Rosen <irar@il.ibm.com>
5147 PR tree-optimization/32377
5148 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
5149 between positive and negative dependence distance using DDR_REVERSED_P.
5151 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
5153 PR tree-optimization/33373
5154 * tree-vect-analyze (vect_determine_vectorization_factor): Call
5155 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
5157 2007-09-12 Jan Hubicka <jh@suse.cz>
5160 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
5163 2007-09-12 Christian Bruel <christian.bruel@st.com>
5165 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
5166 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
5168 2007-09-12 Ira Rosen <irar@il.ibm.com>
5170 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
5171 for oprnd1 if not required.
5172 (vectorizable_operation): Use scalar operand in SLP in case of
5173 shift with scalar argument.
5175 2007-09-12 Ira Rosen <irar@il.ibm.com>
5177 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
5180 2007-09-11 James E. Wilson <wilson@specifix.com>
5182 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
5183 TARGET_UNWIND_INFO is defined.
5184 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
5187 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
5189 * config/sh/sh.c (calc_live_regs): Use
5190 current_function_saves_all_registers instead of
5191 current_function_has_nonlocal_label.
5192 (sh_allocate_initial_value): Likewise.
5193 (sh_get_pr_initial_val): Likewise.
5194 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
5195 * config/sh/sh.md (load_ra): Likewise.
5197 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
5199 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
5202 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
5203 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
5205 2007-09-12 Sa Liu <saliu@de.ibm.com>
5207 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
5208 operands to DFmode GE or LE compares.
5210 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5212 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
5213 REG_CLASS_NAMES): Add P0REGS.
5214 (REGNO_REG_CLASS): Return it where appropriate.
5215 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
5216 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
5217 * doc/md.texi (Blackfin family): Document 'q' constraints.
5219 2007-09-11 Steve Kenton <skenton@ou.edu>
5221 * pa/linux-unwind.h: Guard with inhibit_libc.
5222 * pa/hpux-unwind.h: Likewise.
5224 2007-09-11 David Daney <ddaney@avtrex.com>
5226 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
5227 * doc/install.texi: Document new --with-llsc and --without-llsc
5229 * config.gcc: Handle --with-llsc and --without-llsc configure options.
5230 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
5231 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
5233 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5234 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5235 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5236 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5237 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
5238 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
5239 * config/mips/mips.opt (mllsc): New option.
5240 * config/mips/mips.c (mips_llsc): Define variable.
5241 (mips_handle_option): Handle mllsc option.
5242 (override_options): Set mips_print_operand_punct for '|' and '-'.
5243 (print_operand): Add new %| and %- operand codes.
5244 * config/mips/mips.h (mips_llsc_setting): New enum type.
5245 (mips_llsc): Declare.
5246 (OPTION_DEFAULT_SPECS): Add llsc handling.
5247 (GENERATE_SYNC): New macro.
5248 (GENERATE_LL_SC): New macro.
5249 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5250 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5251 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
5252 in %| and %- operand codes.
5254 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
5256 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
5257 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
5259 2007-09-11 Jason Merrill <jason@redhat.com>
5262 * stor-layout.c (layout_decl): Do pack variable size fields.
5264 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
5266 * config/m68k/predicates.md (movsi_const0_operand,
5267 non_symbolic_call_operand): New predicates.
5269 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
5271 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
5272 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
5273 CW, CZ, CS, Ap and Ac.
5275 * config/m68k/m68k.md (UNSPEC_IB): New constant.
5276 (constraints.md): New include.
5277 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
5278 opx_mem, opy_mem, op_mem, guess, split): New attributes.
5279 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
5281 (pushdi): Add split.
5282 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
5283 attributes. Split tstsi_internal_68020_cf from it.
5284 (tstsi_internal_68020_cf): New pattern.
5285 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
5286 (tst<mode>_cf): Specify attributea.
5287 (cmpsi_cf): Name pattern. Specify attributes.
5288 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
5289 (pushexthisi_const): Fix to use alternatives. Specify
5291 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
5292 from it. Fix to use alternatives. Specify attributes.
5293 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
5294 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
5296 (movsf_cf_soft): Specify attributes.
5297 (movdf_cf_soft): Add split.
5298 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
5299 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
5300 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
5301 (truncdfsf2_68881): Name pattern. Specify attributes.
5302 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
5303 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
5304 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
5306 (addsi3_5200): Fix to use alternatives. Specify attributes.
5308 (add<mode>3_cf, subdi_dishl32): Specify attributes.
5309 (subsi3): Add alternative for subq.l. Specify attributes.
5310 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
5311 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
5313 (umulhisi3): Specify attributes.
5314 (mulhisisi3_z): Name pattern. Specify attributes.
5315 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
5316 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
5317 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
5318 bsetmemqi): Specify attributes.
5319 (bsetmemqi_ext): Name pattern. Specify attributes.
5320 (bclrmemqi): Specify attributes.
5321 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
5322 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
5324 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
5325 pattern. Specify attributes.
5326 (jump): Specify attributes.
5327 (tablejump_internal): Name pattern. Specify attributes.
5328 (call_value): Split into non_symbolic_call_value,
5329 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
5330 alternatives. Specify attributes.
5331 (non_symbolic_call_value, symbolic_call_value_jsr,
5332 symbolic_call_value_bsr): New patterns.
5333 (nop, return, unlink, indirect_jump): Specify attributes.
5334 (trap): Fix condition. Specify attributes.
5337 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
5338 (override_options): Initialize it. Initialize m68k_sched_cpu.
5339 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
5340 (const_method): Make global, rename to m68k_const_method.
5341 (const_int_cost, output_move_const_into_data_reg): Update.
5342 (output_move_double): Parametrize to emit rtl code, rename to
5344 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
5345 emit_movsi): New static functions.
5346 (output_move_double): New function with semantics of old
5348 (m68k_emit_move_double): New function.
5349 (m68k_sched_cpu): New variable.
5350 (attr_op_type): New enum.
5351 (sched_guess_p): New variable.
5352 (sched_address_type, sched_operand_type, sched_attr_op_type):
5353 New static functions.
5354 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5355 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
5356 (sched_branch_type): New static variable.
5357 (m68k_sched_branch_type): New function.
5358 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
5359 (m68k_symbolic_call_var): Declare.
5360 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
5361 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
5362 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5363 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
5366 2007-09-11 Jakub Jelinek <jakub@redhat.com>
5368 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
5369 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
5370 error if __builtin_va_arg_pack_len () wasn't optimized out during
5372 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
5373 with the number of inline's anonymous arguments.
5374 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
5376 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
5378 * fold-const.c (extract_muldiv_1): Do not simplify
5381 2007-09-11 Jan Hubicka <jh@suse.cz>
5383 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
5384 (TARGET_INTER_UNIT_CONVERSIONS): New.
5385 * i386.md (floatsi expanders): Remove redundant check for SImode
5386 source; offload to memory when asked for.
5387 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
5388 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5390 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
5391 floatsidf2_mixed_memory, floatsidf2_sse_memory
5392 floatdisf2_mixed_memory, floatsisf2_sse_memory,
5393 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
5395 2007-09-11 Jan Hubicka <jh@suse.cz>
5397 * toplev.c (process_options): all frontends now do unit-at-a-time.
5398 * cgraphunit.c: update comments.
5399 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
5400 * c-decl.c (finish_function): use cgraph_add_new_function.
5401 * function.c (expand_function_end): We are always unit-at-a-time.
5403 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5405 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
5406 settings for MIPS16.
5407 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
5409 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5411 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
5412 SYMBOL_FORCE_TO_MEM constants.
5413 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
5414 (mips16_rewrite_pool_refs_info): New structure.
5415 (mips16_rewrite_pool_constant): New function, split out from...
5416 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
5417 mips16_rewrite_pool_refs_info structure rather than a pointer
5418 to a constant pool. Force force_to_mem_operands into memory.
5419 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
5420 * config/mips/predicates.md (force_to_mem_operand): New predicate.
5421 * config/mips/constraints.md (kf): New constraint.
5422 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
5423 (*movsi_mips16): Likewise.
5425 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5426 Nigel Stephens <nigel@mips.com>
5427 David Ung <davidu@mips.com>
5429 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
5430 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
5431 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
5432 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
5433 (mips_zero_extend_cost): New functions.
5434 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
5435 Use the new functions. Tweak many cost estimates, both here
5436 and in the new subroutines. Return false when the cost of the
5437 operands has not been calculated. Check for *clear_upper32.
5438 Check for floating-point multiply-add, reciprocal and rsqrt
5439 patterns. Handle comparison and rotation codes.
5441 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
5443 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
5445 * config/i386/i386.c (get_dllimport_decl): Don't strip
5448 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5451 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
5452 declarations to top.
5453 (DFP_TO_BFP): Use for either XFmode or TFmode.
5454 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
5456 * config/dfp-bit.h: Include float.h.
5457 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
5458 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
5459 which doesn't mean the same thing.
5460 (BFP_KIND): Use 4 to mean TFmode.
5461 (BFP_FMT): Specify the number of decimal digits based on the
5462 number of mantissa digits.
5463 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
5464 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
5465 (STR_TO_BFP): Use strtold for XFmode or TFmode.
5466 (TFtype): Define if TFmode is supported.
5467 * doc/libgcc.texi (Decimal float library routines): Document
5468 TF conversion functions.
5470 2007-09-10 Chao-ying Fu <fu@mips.com>
5472 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
5473 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5474 (mips_emit_compare): Process fixed-point modes.
5475 (mips_pad_arg_upward): Support fixed-point types.
5476 (override_options): Allow fixed-point modes in accumulators.
5477 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
5478 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
5479 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
5480 (mips_scalar_mode_supported_p): New function to accept fixed-point
5481 modes if the width is not greater than two BITS_PER_WORD.
5482 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
5483 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
5484 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5485 LONG_LONG_ACCUM_TYPE_SIZE): Define.
5486 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
5488 ("IMODE"): New mode attribute.
5489 (mips-fixed.md): Include.
5490 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
5492 * config/mips/mips-fixed.md: New file.
5494 2007-09-11 Ben Elliston <bje@au.ibm.com>
5496 * config/spu/spu.md: Formatting fixes.
5498 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5500 * config/dfp-bit.c (dfp_unary_func): Delete.
5501 (dfp_unary_op): Delete.
5502 (dfp_binary_op): Use decFloat functions instead of decNumber
5503 functions for binary operations.
5504 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
5505 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
5507 (dfp_compare_op): Use decFloat functions insteadof decNumber
5508 functions for comparisons.
5509 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
5510 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
5512 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
5513 call to dxx_binary_op and decFloat function.
5514 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
5515 calls to dxx_binary_op and decFloat function.
5516 * config/dfp-bit.h: Include decFloat header files.
5517 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
5518 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
5519 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
5520 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
5522 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
5523 Jan Sjodin <jan.sjodin@amd.com>
5525 * tree-vect-analyze.c (vect_analyze_operations): Change
5526 comparison of loop iterations with threshold to less than
5527 or equal to instead of less than. Reduce
5528 min_scalar_loop_bound by one.
5529 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5530 Change prologue and epilogue iterations estimate to vf/2,
5531 when unknown at compile-time. Change versioning guard
5532 cost to taken_branch_cost. If peeling for alignment is
5533 unknown at compile-time, change peel guard costs to one
5534 taken branch and one not-taken branch per peeled loop.
5535 If peeling for alignment is known but number of scalar loop
5536 iterations is unknown at compile-time, change peel guard
5537 costs to one taken branch per peeled loop. Change the cost
5538 model equation to consider vector iterations as the loop
5539 iterations less the prologue and epilogue iterations.
5540 Change outside vector cost check to less than or equal to
5541 zero instead of equal to zero.
5542 (vect_do_peeling_for_loop_bound): Reduce
5543 min_scalar_loop_bound by one.
5544 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
5545 TARG_COND_NOT_TAKEN_BRANCH_COST.
5546 * config/i386/i386.h (processor_costs): Add
5547 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
5548 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
5549 vec_align_load_cost, vect_unalign_load_cost,
5550 vec_store_cost, cond_taken_branch_cost,
5551 cond_not_taken_branch_cost.
5552 Define macros for x86 costs.
5553 * config/i386/i386.c:
5554 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
5555 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
5556 scalar_to_vec_cost, vec_align_load_cost,
5557 vect_unalign_load_cost, vec_store_cost,
5558 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
5559 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
5560 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
5561 core2_cost, generic64_cost, generic32_cost): Set to default
5563 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
5564 (x86_builtin_vectorization_cost): New.
5566 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5567 Ben Elliston <bje@au.ibm.com>
5569 * dfp.c: Include decimal128Local.h;
5570 (dfp_byte_swap): Remove.
5571 (encode_decimal32, decode_decimal32): Don't handle endianness.
5572 (encode_decimal64, decode_decimal64): Ditto.
5573 (encode_decimal128, decode_decimal128): Ditto.
5574 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
5576 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
5578 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
5579 * Makefile.in (DECNUM_H): Add decimal128Local.h.
5581 2007-09-10 David Daney <ddaney@avtrex.com>
5583 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
5585 (memory_barrier): Rewrote as an insn that clobbers memory.
5587 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5589 * config/mips/mips.c (mips_global_pointer): Check
5590 call_really_used_regs instead of call_used_regs.
5591 (mips_save_reg_p): Likewise. Save all call-saved registers
5592 if current_function_saves_all_registers. Fix indentation.
5593 No longer treat $18 as a special case.
5594 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
5596 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5598 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
5599 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
5600 the introductory comment.
5601 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5602 (override_options): Don't test for it.
5603 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5604 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
5605 * config/mips/vr.h: As for config/mips/sde.h.
5607 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5608 Revital Eres <eres@il.ibm.com>
5610 * target.h (struct gcc_target.sched): New field: sms_res_mii.
5611 (struct ddg): Define.
5612 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
5613 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
5614 * config/spu/spu.c: Include ddg.h.
5615 (TARGET_SCHED_SMS_RES_MII): Define.
5616 (spu_sms_res_mii): New function to calculate mii.
5617 * modulo-sched (res_MII): Use it.
5618 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
5620 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5622 * config/s390/s390.c (s390_dump_pool): Create copy of constant
5623 pool entries since they might hold values that must not be shared.
5625 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
5628 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
5629 Use 'N' operand constraint for op2.
5630 (lshr<mode>3): Ditto.
5631 (ashl<mode>3): Ditto.
5632 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
5633 (vec_shr_<mode>): Ditto.
5634 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
5635 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
5637 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5639 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
5640 Change mode macro in the last real_2expN parameter to uppercase.
5642 2007-09-10 Michael Matz <matz@suse.de>
5644 * tree-pass.h (pass_cselim): Declare new pass.
5645 * passes.c (init_optimization_passes): Link in pass_cselim.
5646 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
5647 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
5648 cond_store_replacement.
5649 (condstoretemp): New static variable.
5650 (cond_store_replacement): New function.
5651 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
5652 tree_ssa_phiopt_worker.
5653 (struct name_to_bb): New.
5654 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
5655 nt_init_block, nt_fini_block): New static functions.
5656 (seen_ssa_names, nontrap_set): New static variables.
5657 (gate_cselim, pass_cselim): Define new pass.
5658 * common.opt (ftree-cselim): New flag.
5659 * toplev.c (process_options): Set flag_tree_cselim if required.
5661 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
5663 * simplify-rtx.c (simplify_relational_operation_1): For recent
5664 canonicalization, don't recurse if op1 equals both PLUS arguments.
5666 2007-09-09 David Daney <ddaney@avtrex.com>
5668 * optabs.c (expand_sync_operation): Use plus insn if minus
5670 (expand_sync_fetch_operation): Ditto.
5672 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5674 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
5676 (*floatsisf2_sse_vector): Likewise.
5678 2007-09-09 Krister Walfridsson <cato@df.lth.se>
5680 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
5682 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5684 * config/i386/i386.h (ix86_tune_indices): Rename
5685 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
5686 (TARGET_USE_VECTOR_CONVERTS): Updated.
5687 * config/i386/i386.c: Likewise.
5689 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
5690 Nigel Stephens <nigel@mips.com>
5692 * doc/invoke.texi (Overall Options): Add .sx file extension
5693 as a synonym for .S.
5694 * cppspec.c (known_suffixes): Likewise.
5695 * gcc.c (default_compilers): Likewise.
5697 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
5700 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
5701 * simplify-rtx.c (simplify_relational_operation_1): Add the
5702 canonicalization from i386.h.
5703 * doc/md.texi (Canonicalization of Instructions): Document it.
5705 2007-09-09 Jan Hubicka <jh@suse.cz>
5706 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5708 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
5709 (TARGET_USE_VECTOR_CONVERTS): New.
5710 * i386.md: New post-reload splitters for converting SF to DF and DF to
5712 (floatsi* expander): Special case vector conversions.
5713 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
5714 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
5715 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
5716 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5717 Disable when doing vector converts.
5718 (floatsi<mode>2_i387): Disable when
5719 * sse.md (vec_dupv2df): Export.
5720 * i386.c (ix86_tune_features): Enable SSE conversions.
5722 2007-09-09 Richard Guenther <rguenther@suse.de>
5724 * tree-ssa-operands.c (add_virtual_operand): Only mark
5725 stores as has_volatile_ops if alias information is not available.
5727 2007-09-09 Revital Eres <eres@il.ibm.com>
5729 * doc/contrib.texi: Add myself.
5731 2007-09-09 Ira Rosen <irar@il.ibm.com>
5733 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
5734 stmt_vinfo_set_outside_of_loop_cost): New functions.
5735 * tree-vect-transform.c (vect_get_cost_fields): Remove.
5736 (vect_model_simple_cost): Call
5737 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
5738 field instead of calling vect_get_cost_fields.
5739 (vect_model_store_cost, vect_model_load_cost): Likewise.
5741 2007-09-09 Revital Eres <eres@il.ibm.com>
5743 * config/rs6000/rs6000.c (paired_init_builtins): Add const
5744 declaration to bdesc_paired_preds variable.
5745 (paired_expand_builtin): Likewise.
5747 2007-09-09 Revital Eres <eres@il.ibm.com>
5749 * dbgcnt.def (sms_sched_loop): New counter.
5750 * modulo-sched.c: Use sms_sched_loop instead of
5751 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
5752 perform swing modulo scheduling on. Include dbgcnt.h.
5753 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
5754 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
5756 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
5758 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
5759 Substitute all uses with ...
5760 (MODEF): New mode iterator.
5762 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
5763 from pre-regalloc define_insn_and_split splitter pattern.
5764 (*fix_trunc<mode>_i387_1): Ditto.
5765 (*fistdi2_1): Ditto.
5766 (*fist<mode>2_1): Ditto.
5767 (frndintxf2_floor): Ditto.
5768 (*fist<mode>2_floor_1): Ditto.
5769 (frndintxf2_ceil): Ditto.
5770 (*fist<mode>2_ceil_1): Ditto.
5771 (frndintxf2_trunc): Ditto.
5772 (frndintxf2_mask_pm): Ditto.
5774 (prologue): Use (const_int 0) as never generated filler insn.
5776 (sibcall_epilogue): Ditto.
5777 (eh_return_si): Ditto.
5778 (eh_return_di): Ditto.
5780 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
5781 using MODEF mode iterator.
5782 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
5783 using MODEF mode iterator.
5784 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
5785 using MODEF mode iterator.
5786 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
5787 Macroize expander using MODEF mode iterator.
5789 (zero_extendsidi2): Remove operand constraints from expander.
5790 (smuldi3_highpart): Ditto.
5791 (indirect_jump): Ditto.
5794 * config/i386/sse.md (storentv4sf): Ditto.
5795 (storentv2df): Ditto.
5796 (storentv2di): Ditto.
5798 (sse2_cvtpd2ps): Ditto.
5799 (vec_interleave_highv16qi): Ditto.
5800 (vec_interleave_lowv16qi): Ditto.
5801 (vec_interleave_highv8hi): Ditto.
5802 (vec_interleave_lowv8hi): Ditto.
5803 (vec_interleave_highv4si): Ditto.
5804 (vec_interleave_lowv4si): Ditto.
5805 (vec_interleave_highv2di): Ditto.
5806 (vec_interleave_lowv2di): Ditto.
5807 (sse2_maskmovdqu): Ditto.
5808 * config/i386/mmx.md (mmx_maskmovq): Ditto.
5810 2007-09-09 Ira Rosen <irar@il.ibm.com>
5812 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
5813 (struct _slp_tree, struct _slp_instance): Define new data structures
5814 along macros for their access.
5815 (struct _loop_vec_info): Define new fields: strided_stores,
5816 slp_instances, and slp_unrolling_factor along macros for their access.
5817 (enum slp_vect_type): New.
5818 (struct _stmt_vec_info): Define new field, slp_type, and macros for
5820 (STMT_VINFO_STRIDED_ACCESS): New macro.
5821 (vect_free_slp_tree): Declare.
5822 (vectorizable_load): Add an argument of type slp_tree.
5823 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
5824 vectorizable_assignment): Likewise.
5825 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
5826 Declare (make extern).
5827 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5828 (new_loop_vec_info): Likewise.
5829 (destroy_loop_vec_info): Free memory allocated for SLP structures.
5830 * tree-vect-analyze.c: Include recog.h.
5831 (vect_update_slp_costs_according_to_vf): New.
5832 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
5833 functions. For not pure SLP stmts with strided access check that the
5834 group size is power of 2. Update the vectorization factor according to
5835 SLP. Call vect_update_slp_costs_according_to_vf.
5836 (vect_analyze_group_access): New.
5837 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
5838 (vect_free_slp_tree): New functions.
5839 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
5840 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
5841 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
5842 vect_detect_hybrid_slp): Likewise.
5843 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
5844 and vect_detect_hybrid_slp.
5845 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
5846 SLP costs into account.
5847 (vect_get_cost_fields): New function.
5848 (vect_model_simple_cost): Make extern, add SLP parameter and handle
5850 (vect_model_store_cost, vect_model_load_cost): Likewise.
5851 (vect_get_constant_vectors): New function.
5852 (vect_get_slp_vect_defs, vect_get_slp_defs,
5853 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
5854 vect_get_vec_defs): Likewise.
5855 (vectorizable_reduction): Don't handle SLP for now.
5856 (vectorizable_call): Don't handle SLP for now. Add argument to
5857 vect_model_simple_cost.
5858 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
5859 get SLPed and vectorized defs). Fix indentation and spacing.
5860 (vectorizable_assignment): Handle SLP.
5861 (vectorizable_induction): Don't handle SLP for now.
5862 (vectorizable_operation): Likewise.
5863 (vectorizable_type_demotion): Add argument to
5864 vect_model_simple_cost.
5865 (vectorizable_type_promotion): Likewise.
5866 (vectorizable_store, vectorizable_load): Handle SLP.
5867 (vectorizable_condition): Don't handle SLP for now.
5868 (vect_transform_stmt): Add a new argument for SLP. Check that there is
5869 no SLP transformation required for unsupported cases. Add SLP
5870 argument for supported cases.
5871 (vect_remove_stores): New function.
5872 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
5873 (vect_transform_loop): Schedule SLP instances.
5874 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
5876 2007-09-09 Andrew Haley <aph@redhat.com>
5878 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
5881 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
5883 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
5884 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
5885 Similar for what label_refs can go in the JUMP_TARGET field. Split
5886 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
5887 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
5888 REG_LABEL when replacing an operand with a LABEL_REF for a
5890 (subst_reloads): When replacing a LABEL_REG with a register,
5891 instead of generating a REG_LABEL note, assert that there already
5892 is one or that the label is a known target for the insn.
5893 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
5894 note, check the JUMP_LABEL field. Remove "else" after return.
5895 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
5896 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
5897 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
5898 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
5899 insns. Iterate over all notes; don't assume there's only one.
5900 * cse.c (recorded_label_ref): Adjust comment to refer to
5902 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
5903 insns, not just NONJUMP_INSN_P.
5904 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
5905 isn't a jump target.
5906 * jump.c (rebuild_jump_labels): Adjust head comment.
5907 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
5908 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
5909 (mark_all_labels): For JUMP_P insns without a target, check if the
5910 the target is noted on the previous nonjump insn.
5911 (mark_jump_label_1): New function, guts from mark_jump_label.
5912 <case IF_THEN_ELSE>: Handle first operand as a non-target when
5913 marking jump target labels.
5914 <case LABEL_REF>: Adjust for whether to generate a
5915 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
5916 For 'E' format rtl, iterate in descending element order.
5917 (delete_related_insns): Handle both REG_LABEL_TARGET and
5918 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
5919 reference count, delete and fallthrough. Move finding-next-
5920 non-deleted insn last in the function. Look at all INSN_P insns
5921 for REG_LABEL_OPERAND notes.
5922 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
5924 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
5925 JUMP_LABEL, output the INSN_UID of it.
5926 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
5927 and/or REG_LABEL_TARGET.
5928 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
5929 with jump.c copy by only adding notes for labels actually
5930 referenced in the insn.
5931 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
5932 usage count increment; handle all INSN_P trial insns.
5933 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
5935 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
5936 REG_LABEL_TARGET and REG_LABEL_OPERAND.
5937 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
5939 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
5940 JUMP_P insns and REG_LABEL_OPERAND everywhere.
5941 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
5942 on all INSN_P insns.
5943 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
5944 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
5945 REG_LABEL_OPERAND notes.
5946 * reload1.c (calculate_needs_all_insns): Adjust comments.
5947 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
5948 * config/alpha/alpha.md (split for load of an address into a
5949 four-insn sequence on Unicos/Mk): Adjust to use
5951 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
5953 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5956 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5957 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5958 FOR_BB_INSNS_SAFE instead of for loop.
5959 * cse.c (cse_extended_basic_block): Likewise.
5960 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5961 that the for loop does not invoke NEXT_INSN on a deleted insn.
5962 * function.c (instantiate_virtual_regs): Likewise.
5963 * lower-subreg.c (remove_retval_note): Likewise.
5964 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5966 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5968 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5969 insn, if it's a jump.
5970 (try_redirect_by_replacing_jump): New variable jump_p. Call
5971 tablejump_p before delete_insn_chain.
5972 * reload1.c (reload): New variable next. Make sure that the for
5973 loop does not invoke NEXT_INSN on a deleted insn.
5974 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5975 (delete_output_reload): New variable prev. Make sure the the for
5976 loops do not invoke PREV_INSN on a deleted insn.
5978 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5980 * pa/constraints.md: Remove 'X' from unused letters comment.
5982 2007-09-08 Richard Guenther <rguenther@suse.de>
5984 * tree-tailcall.c (find_tail_calls): If we don't have aliases
5985 computed check stmt_ann->references_memory instead of counting
5988 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
5990 * cse.c (fold_rtx): Use validate_unshare_change() instead of
5991 validate_change() in one more case.
5993 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
5995 PR tree-optimization/32283
5996 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
5997 estimated_loop_iterations.
5998 (determine_use_iv_cost_condition): Decrease cost of expressions
5999 used in iv elimination.
6001 2007-09-08 Richard Guenther <rguenther@suse.de>
6003 * tree-cfg.c (verify_gimple_expr): Avoid building new
6004 pointer types, use TYPE_POINTER_TO if available instead.
6006 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
6009 PR rtl-optimization/26449
6010 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
6011 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
6013 (mulv16qi3): Implement as define_insn_and_split pattern instead of
6014 define_expand. Split insn in split1 pass.
6017 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
6019 PR tree-optimization/33301
6020 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
6023 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
6025 PR tree-optimization/32183
6026 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
6028 * tree-ssa-reassoc.c: Include cfgloop.h.
6029 (is_reassociable_op): Add a loop argument and return true only
6031 (linearize_expr): Updated.
6032 (should_break_up_subtract): Likewise.
6033 (linearize_expr_tree): Likewise.
6034 (init_reassoc): Call loop_optimizer_init with
6035 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
6036 with CDI_DOMINATORS.
6037 (fini_reassoc): Call loop_optimizer_finalize.
6039 2007-09-07 Sterling Augustine <sterling@tensilica.com>
6041 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
6042 if there is no i-cache.
6044 2007-09-07 Richard Guenther <rguenther@suse.de>
6047 2007-09-06 Richard Guenther <rguenther@suse.de>
6049 PR tree-optimization/32586
6050 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6051 folding if nothing changed.
6052 (simplify_unary_expression): New function. Do tree combining
6053 on conversion like codes.
6054 (try_to_simplify): Call it.
6056 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6059 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
6060 (__gthread_active,__gthread_start, __gthread_active_init): New.
6061 * gthr-posix95.h: Likewise.
6063 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
6065 * function.h (struct function): Rename calls_unwind_init
6066 to saves_all_registers.
6067 (current_function_saves_all_registers): Renamed from
6068 current_function_calls_unwind_init.
6069 * reload1.c (reload): Set current_function_saves_all_registers.
6070 * except.c (expand_builtin_unwind_init): Likewise.
6071 * config/m68k/m68k.c (m68k_save_reg): Use
6072 current_function_saves_all_registers to save pic register.
6074 2007-09-07 Janis Johnson <janis187@us.ibm.com>
6076 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
6077 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
6079 Reapply reverted changes:
6081 2007-09-06 Jan Hubicka <jh@suse.cz>
6083 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
6086 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6088 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6089 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6091 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6093 * optabs.c (expand_float): Convert unsigned integer as signed only
6094 if it provides sufficient accuracy; add mode argument to real_2expN.
6095 (expand_fix): Fix comment typos; extend binary float into mode
6096 wider than destination for converion to unsigned integer; add mode
6097 argument to real_2expN.
6098 * real.c (real_2expN): Add mode argument to special-case decimal
6100 * real.h (real_2expN): Ditto.
6101 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6103 (fixed_from_string): Ditto.
6104 (fixed_to_decimal): Ditto.
6105 (fixed_convert_from_real): Ditto.
6106 (real_convert_from_fixed): Ditto.
6107 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6108 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6109 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6110 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6112 2007-09-07 Diego Novillo <dnovillo@google.com>
6114 * tree-flow.h (const_block_stmt_iterator): Remove.
6115 Update all users to use block_stmt_iterator.
6116 * tree-iterator.h (const_tree_stmt_iterator): Remove.
6117 Update all users to use tree_stmt_iterator.
6119 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
6121 * config/mips/mips.c (mips_set_current_function): Temporarily
6122 make this a no-op to fix bootstrap errors, pending rewrite.
6124 2007-09-07 Jan Hubicka <jh@suse.cz>
6126 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
6129 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
6131 PR tree-optimization/33299
6132 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
6133 uses for all relevant loop-exit phis, not just the first.
6135 2007-09-07 Richard Guenther <rguenther@suse.de>
6138 * tree-ssa-operands.c (access_can_touch_variable): An access
6139 of the form (*p)[0] can touch a variable of same size.
6141 2007-09-07 Jan Hubicka <jh@suse.cz>
6143 * passes.c (init_optimization_passes): Add simple dce and addressable
6145 * tree-ssa.c (execute_update_addresses_taken): New function.
6146 (pass_update_address_taken): New.
6147 * tree-ssa-dse.c (execute_simple_dse): New function.
6148 (pass_simple_dse): New.
6149 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
6151 2007-09-07 Tobias Burnus <burnus@net-b.de>
6154 * doc/invoke.texi: Fix -Wstrict-overflow= table.
6156 2007-09-07 Richard Guenther <rguenther@suse.de>
6159 2007-09-06 Richard Guenther <rguenther@suse.de>
6161 PR tree-optimization/32586
6162 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6163 folding if nothing changed.
6164 (simplify_unary_expression): New function. Do tree combining
6165 on conversion like codes.
6166 (try_to_simplify): Call it.
6168 2007-09-07 Richard Guenther <rguenther@suse.de>
6169 Uros Bizjak <ubizjak@gmail.com>
6171 PR tree-optimization/32821
6172 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
6173 NULL in the call to set_bb_stmt_list.
6175 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6177 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
6178 float calls here, rather than leaving some to the caller.
6179 Use call_internal_direct and call_value_internal_direct.
6180 * config/mips/mips.md (call_internal_direct): New pattern.
6181 (call_value_internal_direct): Likewise.
6183 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6185 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
6186 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
6188 (override_options): Set mips_base_move_loop_invariants.
6190 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6192 * config/mips/mips.opt (mcode-readable=): Move to keep list
6195 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6197 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
6198 and -mgpopt options. Adjust the -G documentation to match.
6199 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
6200 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
6201 function, split out from mips_classify_symbol. Return false for
6202 !TARGET_LOCAL_SDATA.
6203 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
6204 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
6205 (override_options): Check whether the -mgpopt setting is consistent
6206 with the other flags.
6207 (symbolic_expression_p): Delete.
6208 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
6209 and default_elf_select_rtx_section.
6210 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
6211 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
6212 external data and TARGET_EXTERN_SDATA.
6214 2007-09-07 Tobias Burnus <burnus@net-b.de>
6217 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
6219 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6221 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6222 FOR_BB_INSNS_SAFE instead of for loop.
6223 * cse.c (cse_extended_basic_block): Likewise.
6224 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6225 that the for loop does not invoke NEXT_INSN on a deleted insn.
6226 * function.c (instantiate_virtual_regs): Likewise.
6227 * lower-subreg.c (remove_retval_note): Likewise.
6228 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6230 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6232 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6233 insn, if it's a jump.
6234 (try_redirect_by_replacing_jump): New variable jump_p. Call
6235 tablejump_p before delete_insn_chain.
6236 * reload1.c (reload): New variable next. Make sure that the for
6237 loop does not invoke NEXT_INSN on a deleted insn.
6238 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6239 (delete_output_reload): New variable prev. Make sure the the for
6240 loops do not invoke PREV_INSN on a deleted insn.
6242 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
6244 * cgraphbuild.c (rebuild_cgraph_edges): Export.
6245 * cgraph.h (rebuild_cgraph_edges): Declare.
6246 * tree-pass.h (pass_expand_omp_ssa): New.
6247 * omp-low.c (find_omp_clause): Export.
6248 (copy_var_decl): Split from omp_copy_decl_2.
6249 (build_omp_barrier): Return the call to emit instead of emitting
6251 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
6253 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
6254 expand_omp_for_generic, expand_omp_for_static_nochunk,
6255 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
6256 Adapted to work on SSA form.
6257 (execute_expand_omp): Do not invalidate dominance information.
6258 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
6259 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
6260 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
6262 (force_gimple_operand): Allow gimplifying code expressions without
6264 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
6265 * common.opt (fopenmp-ssa): New.
6266 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
6267 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
6268 * tree-cfg.c: Include tree-inline.h.
6269 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
6270 (replace_by_duplicate_decl, replace_ssa_name,
6271 mark_virtual_ops_in_region): New functions.
6272 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
6273 to work on SSA form.
6274 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
6275 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
6278 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6280 * tree-loop-linear.c: Include obstack.h.
6281 (linear_transform_loops): New obstack lambda_obstack.
6282 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
6283 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
6284 and free afterwards.
6285 * lambda.h (struct obstack): New forward declaration.
6286 (lambda_linear_expression_new): New parameter of type struct
6288 (lambda_loopnest_new): Likewise.
6289 (lambda_loopnest_transform): Likewise.
6290 (lambda_body_vector_new): Likewise.
6291 (lambda_body_vector_compute_new): Likewise.
6292 (gcc_loopnest_to_lambda_loopnest): Likewise.
6293 (lambda_loopnest_to_gcc_loopnest): Likewise.
6294 * lambda-code.c: Include obstack.h.
6295 (lambda_lattice_new): New parameter lambda_obstack. Use it for
6297 (lambda_body_vector_new): Likewise.
6298 (lambda_linear_expression_new): Likewise.
6299 (lambda_lattice_new): Likewise.
6300 (lambda_loopnest_new): Likewise. Additionally use obstack to
6301 allocate LN_LOOPS(ret).
6302 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
6303 it to lambda_lattice_new.
6304 (lambda_body_vector_compute_new): New parameter lambda_obstack.
6305 Pass it to lambda_body_vector_new.
6306 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
6307 it to lambda_lattice_new.
6308 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
6309 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
6310 (lambda_compute_target_space): Likewise.
6311 (lambda_compute_auxillary_space): New parameter lambda_obstack.
6312 Pass it to lambda_lattice_compute_base and
6313 compute_nest_using_fourieer_motzkin.
6314 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
6315 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
6316 and lambda_lattice_compute_target_space.
6317 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
6318 Pass it to lambda_linear_expression_new.
6319 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
6320 to gcc_tree_to_linear_expression.
6321 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
6322 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
6323 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
6324 Pass it to lambda_body_vector_new and
6325 lambda_body_vector_compute_new.
6326 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
6327 (lambda-code.o): Likewise.
6329 2007-09-06 Chao-ying Fu <fu@mips.com>
6331 * ginclude/stdfix.h: New file.
6332 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
6333 (convert.o): Add dependence on fixed-value.h.
6334 * c-convert.c (convert): Support FIXED_POINT_TYPE.
6335 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
6336 to define fixed-point constants.
6337 (c_cpp_builtins): Define fixed-point constants.
6338 * convert.c (fixed-value.h): New include.
6339 (convert_to_real): Update comment to include fixed-point.
6340 Support FIXED_POINT_TYPE.
6341 (convert_to_integer): Update comment to include fixed-point.
6342 Support FIXED_POINT_TYPE.
6343 (convert_to_complex): Support FIXED_POINT_TYPE.
6344 (convert_to_fixed): New function.
6345 * convert.h (convert_to_fixed): Declare.
6346 * genopinit.c: Add comment about $Q for only fixed-point modes.
6347 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
6348 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
6349 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
6350 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
6351 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
6352 usneg_optab for fixed-point modes.
6353 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
6355 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
6356 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
6357 unsigned saturation optabs, when type is saturating.
6358 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
6359 (expand_fixed_convert): New function.
6360 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
6361 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
6362 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
6363 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
6364 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
6365 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
6367 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
6368 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
6369 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
6370 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
6371 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
6373 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
6374 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
6375 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
6376 fractuns, satfractuns.
6377 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
6378 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
6379 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
6380 OTI_ssmsub_widen, OTI_usmsub_widen.
6381 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
6382 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
6383 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
6384 umsub_widen_optab, usmsub_widen_optab): Define.
6385 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
6387 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
6389 (expand_fixed_convert): Declare.
6390 * expr.c (convert_move): Support the move of fixed-point modes.
6391 (emit_move_insn_1): Handle fixed-point mode to move via integer.
6392 (categorize_ctor_elements_1): Handle FIXED_CST.
6393 (count_type_elements): Handle FIXED_POINT_TYPE.
6394 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
6395 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6397 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
6398 multiply and add/subtract for fixed-point types.
6399 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
6400 mode, we jump to binop directly.
6401 Support FIXED_CONVERT_EXPR.
6402 (do_store_flag): Check FIXED_CST to put a constant second.
6403 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
6404 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6405 (const_vector_from_tree): Support FIXED_CST.
6406 * doc/extend.texi (Fixed-Point): New node.
6407 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
6408 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
6409 satfract, fractuns, satfractuns): Document them.
6411 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6413 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
6414 addresses into I registers.
6416 2007-09-06 Jan Hubicka <jh@suse.cz>
6417 Andreas Tobler <a.tobler@schweiz.org>
6419 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
6421 (machopic_legitimize_pic_address): Likewise.
6423 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6424 Jan Hubicka <jh@suse.cz>
6426 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
6427 instead of ufloat_optab->handlers directly.
6428 (floatdidf2): Likewise.
6430 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
6432 * config/mips/mips.c: Include diagnostic.h.
6433 (mips_set_current_function): Check errorcount and sorrycount
6434 before generating RTL.
6436 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6439 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
6440 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
6441 (print_operand_reloc): Likewise.
6443 2007-09-06 Janis Johnson <janis187@us.ibm.com>
6447 2007-09-06 Jan Hubicka <jh@suse.cz>
6449 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6452 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6454 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6455 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6457 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6459 * optabs.c (expand_float): Convert unsigned integer as signed only
6460 if it provides sufficient accuracy; add mode argument to real_2expN.
6461 (expand_fix): Fix comment typos; extend binary float into mode
6462 wider than destination for converion to unsigned integer; add mode
6463 argument to real_2expN.
6464 * real.c (real_2expN): Add mode argument to special-case decimal
6466 * real.h (real_2expN): Ditto.
6467 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6469 (fixed_from_string): Ditto.
6470 (fixed_to_decimal): Ditto.
6471 (fixed_convert_from_real): Ditto.
6472 (real_convert_from_fixed): Ditto.
6473 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6474 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6475 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6476 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6478 2007-09-06 Tom Tromey <tromey@redhat.com>
6480 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
6481 * c-pch.c (c_common_read_pch): Restore current location after
6483 * tree.c (expand_location): Update.
6484 (expr_filename): Changed return type. Unified the two cases.
6485 (expr_lineno): Likewise.
6486 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
6488 * toplev.c (line_table): Changed type.
6489 (general_init): Update.
6490 (realloc_for_line_map): New function.
6491 (general_init): Allocate line_table using GC.
6492 * fix-header.c (line_table): Changed type.
6493 (read_scan_file): Update.
6494 (read_scan_file): Update.
6495 * c-ppoutput.c (maybe_print_line): Update.
6496 (print_line): Update.
6497 (cb_line_change): Update.
6498 (cb_define): Update.
6499 (pp_file_change): Update.
6500 * c-opts.c (c_common_init_options): Update.
6501 (finish_options): Update.
6502 (push_command_line_include): Update.
6503 * c-lex.c (cb_line_change): Update.
6504 (cb_def_pragma): Update.
6505 (cb_define): Update.
6507 (c_lex_with_flags): Use cpp_get_token_with_location.
6508 * input.h (line_table): Changed type.
6509 (location_from_locus): New macro.
6510 * tree.h (EXPR_FILENAME): No longer an lvalue.
6511 (EXPR_LINENO): Likewise.
6512 (expr_locus, set_expr_locus): Declare separately for
6513 USE_MAPPED_LOCATION.
6514 (expr_filename, expr_lineno): Changed return type.
6515 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
6516 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
6517 (expand_gimple_basic_block): Likewise.
6518 * final.c (final_scan_insn): Use expanded_location.
6520 2007-09-06 Richard Guenther <rguenther@suse.de>
6522 PR tree-optimization/32586
6523 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6524 folding if nothing changed.
6525 (simplify_unary_expression): New function. Do tree combining
6526 on conversion like codes.
6527 (try_to_simplify): Call it.
6528 * builtins.c (fold_builtin_cexp): Fold the built expressions.
6529 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
6531 2007-09-06 Jan Hubicka <jh@suse.cz>
6534 * cse.c (fold_rtx): Avoid invalid sharing.
6536 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6538 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6539 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6541 2007-09-06 Revital Eres <eres@il.ibm.com>
6543 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6544 Fix offsettable memory reference for 750CL.
6546 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
6548 * reload.c (find_reloads_address_1): Try to preserve original
6549 base/index regclass of operands.
6550 * regrename.c (scan_rtx_address): Likewise.
6551 (replace_oldest_value_addr): Likewise.
6553 2007-09-06 Richard Guenther <rguenther@suse.de>
6555 PR tree-optimization/33302
6556 * domwalk.c (walk_dominator_tree): The exit block is
6557 interesting even if it is not reachable.
6559 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6562 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
6564 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
6566 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
6569 2007-09-05 Ian Lance Taylor <iant@google.com>
6571 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
6573 (dump_generic_node): Likewise.
6574 * print-rtl.c (print_decl_name): Likewise.
6575 * print-tree.c (print_node_brief): Likewise.
6576 (print_node): Likewise.
6577 * Makefile.in (RTL_BASE_H): Add alias.h.
6580 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
6582 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
6584 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
6585 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
6587 2007-09-06 Jie Zhang <jie.zhang@analog.com>
6589 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
6590 (tm_defines): Define UCLIBC_DEFAULT to 1.
6591 (extra_options): Add linux.opt.
6592 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6593 (CRT_CALL_STATIC_FUNCTION): Likewise.
6594 (NO_IMPLICIT_EXTERN_C): Likewise.
6595 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6596 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
6597 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6598 (ENDFILE_SPEC): Don't define.
6599 (LIB_SPEC): Likewise.
6600 (CRT_CALL_STATIC_FUNCTION): Likewise.
6601 (NO_IMPLICIT_EXTERN_C): Likewise.
6602 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
6603 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6605 2007-09-06 Jan Hubicka <jh@suse.cz>
6607 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6610 2007-09-06 Jan Hubicka <jh@suse.cz>
6612 * opts.c (common_handle_option): Enable inlining functions for
6615 2007-09-06 Jakub Jelinek <jakub@redhat.com>
6617 * builtin-attrs.def (ATTR_NONNULL_3): New.
6618 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
6619 ATTR_NOTHROW_NONNULL_##FA.
6620 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
6621 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
6622 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
6623 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
6624 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
6625 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
6626 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
6628 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
6629 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
6630 ATTR_FORMAT_NOTHROW_3_4): Remove.
6631 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
6632 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
6633 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
6634 instead of ATTR_FORMAT_*_*.
6636 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
6638 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
6639 parts re-used for REG_FRAME_RELATED_EXPR.
6641 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6643 * optabs.c (expand_float): Convert unsigned integer as signed only
6644 if it provides sufficient accuracy; add mode argument to real_2expN.
6645 (expand_fix): Fix comment typos; extend binary float into mode
6646 wider than destination for converion to unsigned integer; add mode
6647 argument to real_2expN.
6648 * real.c (real_2expN): Add mode argument to special-case decimal
6650 * real.h (real_2expN): Ditto.
6651 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6653 (fixed_from_string): Ditto.
6654 (fixed_to_decimal): Ditto.
6655 (fixed_convert_from_real): Ditto.
6656 (real_convert_from_fixed): Ditto.
6657 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6658 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6659 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6660 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6662 2007-09-05 Ian Lance Taylor <iant@google.com>
6664 * init-regs.c (initialize_uninitialized_regs): Call
6665 emit_insn_before rather than add_insn_before.
6667 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6669 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
6670 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
6671 * tree-inline.h (copy_body_data): Add call_expr field.
6672 * tree-inline.c (expand_call_inline): Initialize call_expr.
6673 (copy_bb): Append anonymous inline fn arguments to arguments
6674 when inlining a CALL_EXPR_VA_ARG_PACK call.
6675 * builtins.c (expand_builtin): Issue an error if
6676 BUILT_IN_VA_ARG_PACK is seen during expand.
6677 (fold_call_expr, fold_builtin_call_array): Don't fold
6678 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
6679 __builtin_va_arg_pack () call as last argument.
6680 * gimplify.c (gimplify_call_expr): If last argument to a vararg
6681 function is __builtin_va_arg_pack (), decrease number of call
6682 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
6683 * expr.c (expand_expr_real_1): Issue an error if
6684 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
6685 * tree-pretty-print.c (dump_generic_node): Handle printing
6686 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
6687 * doc/extend.texi (__builtin_va_arg_pack): Document.
6689 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
6691 PR tree-optimization/21513
6692 * builtins.c (build_builtin_expect_predicate): New function.
6693 (fold_builtin_expect): Add argument for expected value.
6694 Distribute __builtin_expect over short-circuiting operations.
6695 Fold nested builtin_expects.
6696 (fold_builtin_2): Adjust call to fold_builtin_expect.
6698 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
6701 PR tree-optimization/13756
6702 * doc/invoke.texi (Options That Control Optimization): Document
6705 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
6707 * config/i386/cpuid.h: New file.
6708 * config/i386/driver-i386.c: Include cpuid.h.
6709 (describe_cache): Shrink size and line strings to 100 bytes.
6710 (detect_caches_amd): Return "" for unsupported max_ext_level.
6711 Use __cpuid function.
6712 (detect_caches_intel): Return "" for unsupported max_level.
6713 Use __cpuid function.
6714 (host_detect_local_cpu): Change feature flag variables to
6715 unsigned int. Initialize only extended feature flag variables.
6716 Use __get_cpuid_max to determine max supported cpuid level.
6717 Use __cpuid function to determine supported features. Fix
6718 calculation of family id. Remove is_amd and check signature
6719 directly. Check for Geode signature. Handle family 4 id.
6720 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
6721 cpu discovery code to lower part of the function.
6722 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
6723 for sub-architecture.
6724 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
6725 [PROCESSOR_K8]: Add k8-sse3 architecture.
6726 [PROCESSOR_NOCONA]: Remove.
6727 [PROCESSOR_GENERIC64]: Ditto.
6728 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
6729 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
6730 to check for SSE and FXSAVE support.
6731 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
6732 Add -minline-all-stringops.
6733 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
6734 (x86_64-*-*): Ditto.
6736 2007-09-05 Jie Zhang <jie.zhang@analog.com>
6738 * config/bfin/linux-unwind.h: New file.
6739 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
6740 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
6742 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6744 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
6745 * stmt.c: Include alloc-pool.h.
6746 (struct case_node): Remove GTY marker.
6747 (add_case_node): New parameter case_node_pool. Use it for
6749 (expand_case): New allocation pool case_node_pool. Initialize it,
6750 pass to add_case_node and free it.
6752 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6753 David Ung <davidu@mips.com>
6754 Nigel Stephens <nigel@mips.com>
6756 Add mips16/nomips16 function attributes and -mflip-mips16 option
6757 for testing mixed-mode compilation.
6759 * config/mips/mips.opt (mflip-mips16): New.
6761 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
6762 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
6764 * config/mips/mips.c (mips_base_target_flags): New.
6765 (mips_base_mips16): New.
6766 (mips_base_schedule_insns): New.
6767 (mips_base_reorder_blocks_and_partition): New.
6768 (mips_base_align_loops): New.
6769 (mips_base_align_jumps): New.
6770 (mips_base_align_functions): New.
6771 (mips16_flipper): New.
6772 (mips_attribute_table): Add "mips16" and "nomips16" entries.
6773 (TARGET_SET_CURRENT_FUNCTION): Define.
6774 (mips_mips16_type_p, mips_nomips16_type_p): New.
6775 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
6776 (mips_function_ok_for_sibcall): Make it deal with functions with
6778 (mips_init_split_addresses): New, split out from override_options.
6779 (mips_init_relocs): New, split out from override_options.
6780 (was_mips16_p): New.
6781 (mips_set_mips16_mode): New, split out from override_options.
6782 (mips_set_current_function): New.
6783 (override_options): Add sorry for unsupported mips16/pic
6784 combination. Remove error for mips16/dsp combination. Save
6785 base option settings.
6786 (mips_file_start): Move mips16 mode setting output from here....
6787 (mips_output_function_prologue): ....to here.
6788 (mips_output_mi_thunk): Check for mips16 function.
6789 (build_mips16_function_stub): Don't set .mips16 here.
6790 (build_mips16_call_stub): Likewise.
6791 (mips_expand_builtin): Error in mips16 mode.
6792 (mips_use_mips16_mode_p): New.
6793 (mips_encode_section_info): Check for mips16 function, and set
6794 SYMBOL_REF_FLAGS accordingly.
6796 * doc/extend.texi (Function Attributes): Document new
6797 mips16/nomips16 attributes.
6798 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
6799 (MIPS Options): Document -mflip-mips16.
6801 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6803 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
6804 if we encounter TLS address in MIPS16 mode.
6805 (mips_legitimize_const_move): Check cannot_force_const_mem for
6806 the (const (plus symbol offset)) case; this forces invalid TLS
6807 address in MIPS16 mode to be caught by the above call to sorry.
6808 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
6809 because that now enables emutls, which is not ABI compatible
6810 with native TLS in non-MIPS16 mode.
6812 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6814 Add target hook invoked when cfun changes.
6816 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
6817 * target.h (struct gcc_target): Add set_current_function.
6818 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
6819 (TARGET_INITIALIZER): Add initializer for set_current_function.
6820 * tree.h (push_struct_function): New.
6821 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
6823 (set_cfun): Declare.
6824 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
6826 (push_function_context_to): Use allocate_struct_function
6827 to create null context, not init_dummy_function_start. Use set_cfun.
6828 (pop_function_context_from): Use set_cfun.
6829 (in_dummy_function): New.
6830 (invoke_set_current_function_hook): New.
6832 (push_cfun, pop_cfun): Use set_cfun.
6833 (push_struct_function): New.
6834 (allocate_struct_function): Call invoke_set_current_function_hook
6836 (prepare_function_start): Don't set cfun here. Remove unused
6837 argument; fix all callers.
6838 (init_dummy_function_start): Fiddle with in_dummy_function. Call
6839 push_struct_function.
6840 (init_function_start): Set cfun here.
6841 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
6842 * omp-low.c (create_omp_child_function): Use push_struct_function
6843 and pop_cfun to save/restore state.
6844 (expand_omp_parallel): Remove unused saved_cfun variable.
6845 * cgraphunit.c (ipa_passes): Use set_cfun.
6846 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
6847 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
6848 * matrix-reorg.c (transform_allocation_sites): Likewise.
6849 (matrix_reorg): Use set_cfun.
6850 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
6851 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
6852 assignment to cfun; use set_cfun for the other.
6853 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
6854 (dump_function_to_file): Use push_cfun/pop_cfun here.
6855 * c-decl.c (finish_function): Use set_cfun.
6857 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6859 * regrename.c (rerename_optimize): Use deferred rescanning and
6860 insert explicit calls to rescan insns when changed.
6862 2007-09-05 Jan Hubicka <jh@suse.cz>
6864 * optabs.c (libfunc_entry): Change optab to integer.
6865 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
6866 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
6867 of pointers for hashing.
6869 2007-09-05 Jan Hubicka <jh@suse.cz>
6871 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
6873 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
6874 * see.c (pass_see): Likewise.
6875 * tracer.c (pass_tracer): Likewise.
6876 * postreload-gcse.c (pass_gcse2): Likewise.
6877 * postreload.c (pass_postreload_cse): Likewise.
6878 * mode-switching.c (pass_mode_switching): Likewise.
6879 * modulo-sched.c (pass_sms): Likewise.
6880 * cse.c (cse_insn): Likewise.
6881 * web.c (pass_web): Likweise.
6882 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
6883 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
6884 * loop-init.c (pass_rtl_loop_init): Likewise.
6885 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
6886 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
6887 * global.c (pass_global_alloc): Likewise.
6888 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
6889 pass_if_after_reload): Likewise.
6890 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
6891 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
6892 * regmove.c (pass_regmove): Likewise.
6893 * function.c (pass_thread_prologugues_epilogues): Likewise.
6894 * gcse.c (pass_gcse): Likewise.
6895 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
6896 * lower-subreg.c (pass_lower_subreg2): Likewise.
6897 * bt-load.c (pass_branch_target_load): Likewise.
6898 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
6899 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
6900 * combine.c (pass_combine): Likewise.
6901 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
6902 (pass_partition_blocks): Likewise.
6903 * var-tracking.c (pass_variable_track): Likewise.
6904 * reg-stack.c (pass_stack_regs_run): Likewise.
6905 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
6906 * passes.c (pass_postreload): Likewise.
6907 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
6908 * tree-pass.h (TODO_verify_rtl_sharing): New.
6909 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
6910 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
6911 TODO_set_props, TODO_df_finish, TODO_df_verify,
6912 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
6914 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6916 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
6917 fold_real_zero_addition_p, reorder_operands_p,
6918 div_if_zero_remainder, fold_undefer_overflow_warnings,
6919 int_binop_types_match_p, fold_convert_const_int_from_int,
6920 fold_convert_const_int_from_real,
6921 fold_convert_const_int_from_fixed,
6922 fold_convert_const_real_from_real,
6923 fold_convert_const_real_from_fixed,
6924 fold_convert_const_fixed_from_fixed,
6925 fold_convert_const_fixed_from_int,
6926 fold_convert_const_fixed_from_real, maybe_lvalue_p,
6927 fold_checksum_tree, fold_check_failed, print_fold_checksum,
6928 debug_fold_checksum, multiple_of_p): Constify.
6929 * tree-flow-inline.h (get_lineno): Likewise.
6930 * tree-flow.h (get_lineno): Likewise.
6931 * tree-object-size.c (compute_object_offset, addr_object_size,
6932 alloc_object_size, pass_through_call): Likewise.
6933 * tree-pretty-print.c (op_symbol, print_call_name,
6934 print_struct_decl, do_niy): Likewise.
6935 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
6936 debug_fold_checksum): Likewise.
6938 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
6941 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
6942 note, remove the associated REG_RETVAL note.
6944 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6946 * config.gcc (powerpc*-*-*): Install
6947 spu2vmx.h, vec_types.h, and si2vmx.h headers.
6948 * config/rs6000/spu2vmx.h: New header.
6949 * config/rs6000/si2vmx.h: New header.
6950 * config/rs6000/vec_types.h: New header.
6952 2007-09-05 Ben Elliston <bje@au.ibm.com>
6954 * varasm.c (initializer_constant_valid_p): Fix comment typo.
6956 2007-09-05 Ben Elliston <bje@au.ibm.com>
6958 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
6960 (__stdcx): Make asm volatile.
6961 (__stwcx, __stdcx): Return only 0 or 1.
6963 2007-09-05 Jan Hubicka <jh@suse.cz>
6967 2007-09-04 Jan Hubicka <jh@suse.cz>
6968 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6970 2007-09-04 Richard Guenther <rguenther@suse.de>
6971 * tree-ssa-operands.c (add_virtual_operand): Only mark
6972 stores as has_volatile_ops if alias information is not available.
6974 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6976 * config/rs6000/tramp.asm: Include config.h.
6977 Check __PIC__ or __pic__ macro instead of SHARED.
6979 PR rtl-optimization/32300
6980 * see.c (see_copy_insn): New function.
6981 (see_def_extension_not_merged, see_merge_one_use_extension,
6982 see_merge_one_def_extension): Use it. Avoid changing
6983 PREV_INSN/NEXT_INSN chains directly, insted emit insns
6984 into sequences. Call df_insn_delete on temporary insns
6985 that won't be emitted into the insn stream.
6986 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
6987 and run df_process_deferred_rescans () before run_fast_dce.
6989 PR tree-optimization/33017
6990 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
6991 recurse for pure or const function calls.
6993 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6995 * c-format.c: Include alloc-pool.h.
6996 (check_format_info_main): New argument fwt_alloc. Use allocation
6997 pool instead of GC. Remove GC deallocation code.
6998 (check_format_arg): Create allocation pool, pass it to
6999 check_format_info_main and free it afterwards.
7000 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
7002 2007-09-05 Ben Elliston <bje@au.ibm.com>
7004 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
7005 Rename count macro arugment for clarity.
7006 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
7007 (__protected_stream_set): Likewise, pass 0.
7009 2007-09-04 Jan Hubicka <jh@suse.cz>
7011 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7013 2007-09-04 Jan Hubicka <jh@suse.cz>
7015 * invoke.texi (-finline-small-functions): Document.
7016 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
7017 when deciding what is inlinable.
7018 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
7019 (cgraph_decide_inlining_of_small_function): Handle new flags.
7020 (cgraph_decide_inlining_incrementally): Likewise.
7021 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
7022 * common.opt (finline-small-functions): New.
7023 * Makefile.in (build/gengtype.o-warn): Work around PR29478
7025 2007-09-04 Richard Guenther <rguenther@suse.de>
7027 * tree-ssa-operands.c (add_virtual_operand): Only mark
7028 stores as has_volatile_ops if alias information is not available.
7030 2007-09-04 Andrew Haley <aph@redhat.com>
7032 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
7034 2007-09-04 Andrew Haley <aph@redhat.com>
7036 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
7037 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
7038 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
7040 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
7043 * common.opt: Mention ABI version 2 in comment.
7045 2007-09-04 Jan Hubicka <jh@suse.cz>
7047 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
7048 (libfunc_entry): New structure.
7049 (libfunc_hash): New hashtable.
7050 (hash_libfunc): New function.
7051 (eq_libfunc): New function.
7052 (convert_optab_libfunc): New function.
7053 (optab_libfunc): New function.
7054 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
7055 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
7056 expand_float, expand_fix, new_optab, new_convert_optab):
7057 Update for new libfunc API.
7058 (init_libfunc, init_integral_libfuncs,
7059 init_floating_libfuncs, init_interclass_conv_libfuncs
7060 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
7061 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
7062 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7063 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
7064 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
7065 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
7066 gen_extend_conv_libfunc): New.
7067 (init_one_libfunc): Revamp for hashtables.
7068 (set_conv_libfunc): Likewise.
7069 (init_optabs): Initialize hashtable; use lazy initialization where
7071 * optabs.h (optab_handlers): Move out of GGC.
7072 (optab, convert_optab): Move out of GGC; add lazy gen info.
7073 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
7074 (optab_libfunc, convert_optab_libfunc): New.
7075 * builtins.c (expand_builtin_powi): Update for new API.
7076 * expr.c (convert_move): Likewise.
7077 * expmed.c (expand_divmod): Likewise.
7079 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7081 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
7082 GOT pointer only if there is a constant pool. Use the allocated space
7085 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7087 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
7090 2007-09-04 Revital Eres <eres@il.ibm.com>
7091 Richard Guenther <rguenther@suse.de>
7092 R. Clint Whaley <whaley@cs.utsa.edu>
7094 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
7096 * tree-tailcall.c (process_assignment): Use -fassociative-math
7097 when reodering operands of floating-point type.
7098 * fold-const.c (fold_comparison, fold_binary): Use
7099 -fassociative-math and -freciprocal-math instead of
7100 -funsafe-math-optimization flag.
7101 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
7102 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
7103 -freciprocal-math instead of -funsafe-math-optimizations.
7104 * opts.c (set_fast_math_flags): Set -freciprocal-math and
7105 -fassociative-math when -ffast-math is set.
7106 (set_unsafe_math_optimizations_flags): New Function
7107 to set -freciprocal-math and -fassociative-math when
7108 -funsafe-math-optimizations is set.
7109 (common_handle_option): Call it.
7110 * tree-vectorizer.c (vect_is_simple_reduction): Use
7111 -fassociative-math when doing reduction on floats.
7112 * loop-unroll.c (analyze_insn_to_expand_var): Use
7113 -fassociative-math when expanding an accumulator of type float.
7114 * simplify-rtx.c (simplify_binary_operation_1): Use
7115 -fassociative-math and -freciprocal-math when reordeing operands
7116 of floating-point type.
7117 * combine.c (combine_simplify_rtx): Likewise.
7118 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
7120 * common.opt (-fassociative-math, -freciprocal-math): New flags.
7122 2007-09-04 Paolo Carlini <pcarlini@suse.de>
7125 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
7127 2007-09-04 Jan Hubicka <jh@suse.cz>
7129 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
7131 2007-09-04 Jan Hubicka <jh@suse.cz>
7133 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
7134 and corresponding MATCH_DUP.
7136 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
7139 * combine.c (subst): Do not try to simplify X if it represents load
7140 of FP constant from the constant pool via float extension.
7142 2007-09-04 Ben Elliston <bje@au.ibm.com>
7144 * c-opts.c: Include "tm_p.h".
7145 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
7147 2007-09-04 Richard Guenther <rguenther@suse.de>
7149 PR tree-optimization/33291
7150 * tree-pretty-print.c (dump_generic_node): Dump all
7151 qualifiers for pointer types, not only first. Dump
7152 qualifiers for aggregate types as well.
7153 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
7154 use the canonical type for building ARRAY_REFs.
7155 * gimplify.c (canonicalize_addr_expr): Clean up. The
7156 correct validness check is compatibility of the pointer
7157 types. Always use the canonical type for building
7158 ARRAY_REFs and ADDR_EXPRs.
7159 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
7160 change that disabled propagation of ADDR_EXPRs into statements
7163 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7165 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
7166 (umulsi3_highpart): Make into expanders; existing insns are
7167 now named *[insn]_nov6. Add stars to existing [insn]_v6
7168 counterparts' names.
7170 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
7172 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
7173 (unprotoize.o): Remove SHLIB_MULTILIB.
7175 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
7177 * doc/extend.texi: Document progmem attribute for AVR.
7179 2007-09-03 Anatoly Sokolov <aesok@post.ru>
7182 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
7184 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7186 * optabs.c (expand_ffs): Initialize val and defined_at_zero
7189 * optabs.c: Remove unnecessary forward declarations.
7190 (expand_unop_direct): New, broken out of expand_unop.
7191 (expand_doubleword_clz): New.
7192 (expand_ctz): Move above expand_ffs. Use
7193 start_sequence, end_sequence, add_equal_note, and
7194 expand_unop_direct. Add more commentary.
7195 (expand_ffs): Try both ctz optab and expand_ctz.
7196 Generate a test and branch if the hardware doesn't give us
7197 a useful value for input zero. Style improvements similar to
7200 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
7202 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7204 * config.gcc: Delete stanza for arm-semi-aof and
7205 armel-semi-aof targets.
7206 * config/arm/arm-protos.h
7208 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
7209 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
7210 delete aof_pic_label and remove mention of AOF in comments.
7211 * config/arm/arm.md: Delete patterns used only for AOF assembly.
7213 * config/arm/semiaof.h
7214 * config/arm/t-semi: Delete file.
7216 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7218 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
7219 CONST_CAST_BB): New macros for type-specific casts.
7220 (CONST_CAST): Add a TYPE parameter and define it in terms of
7223 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
7224 * c-lex.c (cb_ident, lex_string): Likewise,
7225 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
7226 * config/i386/i386.c (ix86_function_regparm,
7227 ix86_function_sseregparm): Use CONST_CAST_TREE.
7228 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
7230 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7231 give_switch, set_multilib_dir): Likewise,
7232 * gengtype-parse.c (string_seq, typedef_name): Likewise,
7233 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
7234 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
7235 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
7236 * prefix.c (update_path): Likewise,
7237 * pretty-print.c (pp_base_destroy_prefix): Likewise,
7238 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
7239 * tree-cfg.c (tree_can_merge_blocks_p,
7240 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
7241 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
7242 * tree.c (build_string): Supply a TYPE for CONST_CAST.
7243 (attribute_list_contained): Use CONST_CAST_TREE.
7245 2007-09-03 Krister Walfridsson <cato@df.lth.se>
7247 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
7249 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7252 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
7253 before forcing them into a register.
7255 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7257 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
7258 rather than define_code_macro.
7260 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7262 * gcc.c (xputenv): New function.
7263 (putenv_from_prefixes): Use xputenv instead of putenv.
7264 (process_command): Use xputenv instead of putenv.
7265 (set_collect_gcc_options): Use xputenv instead of putenv.
7266 (main): Use xputenv instead of putenv.
7268 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7270 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
7271 availability of swap instruction.
7272 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
7274 2007-09-03 Revital Eres <eres@il.ibm.com>
7276 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
7279 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
7280 Ayal Zaks <zaks@il.ibm.com>
7281 Revital Eres <eres@il.ibm.com>
7283 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
7284 compute_split_row): New functions.
7285 (ps_unschedule_node): Remove.
7286 (normalize_sched_times): Iterate over the already scheduled
7287 insns instead of the number of nodes.
7288 (MAX_SPLIT_NUM): New definition.
7289 (sms_schedule_by_order): Change the scheduling heuristic to
7290 avoid useless increases of initiation interval ii.
7291 (get_sched_window): Add dump printouts.
7293 2007-09-02 David Daney <ddaney@avtrex.com>
7295 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
7296 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
7297 (optab, insn): Add more attributes.
7298 (fetchop_bit): New code macro.
7299 (immediate_insn): New code macro attribute.
7300 (sync): Change condition to ISA_HAS_SYNC.
7301 (rdhwr): Change predicate for operand 0 to register_operand.
7302 (memory_barrier): New expand.
7303 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
7304 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7305 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7306 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7307 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
7308 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
7309 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
7310 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7311 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
7313 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7314 Hans-Peter Nilsson <hp@axis.com>
7316 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
7317 Defined to describe availability and behavior of CLZ.
7318 * config/cris/cris.md (clzsi2): Implement using lz instruction.
7319 * config/cris/cris.opt: Tweak comment for "-metrax4".
7320 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
7321 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
7322 (count_leading_zeros): Define.
7324 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7326 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
7328 2007-09-02 Joseph Myers <joseph@codesourcery.com>
7332 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
7335 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7337 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
7338 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
7339 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
7340 sched-deps.c, sched-int.h, system.h, target.h,
7341 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
7342 tree.def: Fix comment typos.
7344 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7346 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
7347 (override_options): Turn on -mstrict-align on non-ColdFire
7349 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
7351 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7353 * c-common.c (const_strip_array_types): Delete.
7354 * c-common.h (const_strip_array_types): Likewise.
7355 * emit-rtl.c (const_next_insn, const_previous_insn,
7356 const_next_nonnote_insn, const_prev_nonnote_insn,
7357 const_next_real_insn, const_prev_real_insn,
7358 const_next_active_insn, const_prev_active_insn, const_next_label,
7359 const_prev_label): Delete.
7360 * gimple-low.c (block_may_fallthru): Use expr_last.
7361 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
7362 * rtl.h (const_previous_insn, const_next_insn,
7363 const_prev_nonnote_insn, const_next_nonnote_insn,
7364 const_prev_real_insn, const_next_real_insn,
7365 const_prev_active_insn, const_next_active_insn, const_prev_label,
7366 const_next_label): Delete.
7367 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
7368 * system.h (CONST_CAST): Update comment.
7369 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
7370 (const_first_stmt, const_last_stmt): Delete.
7371 (tree_block_ends_with_condjump_p): Use last_stmt.
7372 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
7373 * tree-iterator.c (const_expr_first, const_expr_last,
7374 const_expr_only): Delete.
7375 * tree.c (const_lookup_attribute): Likewise.
7376 (attribute_list_contained): Use lookup_attribute.
7377 * tree.h (const_lookup_attribute, const_expr_first,
7378 const_expr_last, const_expr_only): Delete.
7380 2007-09-01 Richard Guenther <rguenther@suse.de>
7382 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
7383 instead of TREE_THIS_VOLATILE.
7384 * tree-ssa-operands.c (add_virtual_operand): Do not set
7385 has_volatile_ops. Do not check s_ann for NULL.
7386 (get_indirect_ref_operands): Likewise.
7387 (get_expr_operands): Likewise. For all reference trees
7388 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
7389 check base of reference for TREE_THIS_VOLATILE.
7391 2007-09-01 Richard Guenther <rguenther@suse.de>
7393 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
7394 between integral types. Also allow conversions between
7397 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7399 * optabs.c (prepare_float_lib_cmp): Use
7400 libgcc_cmp_return_mode instead of word_mode.
7401 * config/dfp-bit.h: Likewise.
7402 * config/fp-bit.h: Likewise.
7403 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
7405 (spu_libgcc_shift_count_mode): New function.
7406 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
7407 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
7409 2007-08-31 Joseph Myers <joseph@codesourcery.com>
7411 * tree-pretty-print.c: Include output.h.
7412 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
7413 HOST_WIDE_INT_PRINT_DEC.
7414 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
7416 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
7418 PR rtl-optimization/33224
7419 * loop-iv.c (latch_dominating_def): Check that the definition belongs
7420 to the analysed region.
7422 2007-08-31 Richard Guenther <rguenther@suse.de>
7424 * function.c (allocate_struct_function): Do not set
7425 current_function_returns_pointer.
7426 * function.h (struct var_refs_queue): Remove.
7427 (struct simple_obstack_stack): Likewise.
7428 (struct function): Remove fixup_var_refs_queue member.
7429 Remove returns_pointer flag.
7430 (current_function_returns_pointer): Remove define.
7432 2007-08-31 Nick Clifton <nickc@redhat.com>
7434 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
7435 secondary keys in order to obtain a stable sort.
7437 2007-08-31 Nick Clifton <nickc@redhat.com>
7440 * config/m32r/constraints.md: Add W constraint for integer zero.
7441 * config/m32r/m32r.md (get_pc): Use W and i constraints.
7442 Fix length calculation by using alternatives.
7444 2007-08-31 Richard Sandiford <richard@codesourcery.com>
7446 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
7447 split out from expand_binop.
7448 (avoid_expensive_constant): New function.
7449 (expand_binop_directly): Remove commutative_op argument and
7450 (expand_binop_directly): Remove commutative_op argument and
7451 call cummutative_optab_p instead. Do not change op0 or op1
7452 when swapping xop0 and xop1. Apply avoid_expensive_constant
7453 to each argument after potential swapping. Enforce the
7454 canonical order of commutative operands.
7455 (expand_binop): Use shift_optab_p and commutative_optab_p.
7456 Update the calls to expand_binop_directly. Only force constants
7457 into registers when widening an operation. Only swap operands
7458 once a direct expansion has been rejected.
7459 (expand_twoval_binop): Only force constants into registers when
7460 using a direct expansion.
7462 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
7464 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
7465 (sched_analyze_insn): Don't postprocess speculative dependencies when
7466 target has no scheduling.
7467 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
7468 'uninitialized' warning.
7470 2007-08-31 Richard Guenther <rguenther@suse.de>
7472 * tree.c (build_complex_type): Always set TYPE_NAME for
7475 2007-08-31 Olivier Hainque <hainque@adacore.com>
7477 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
7478 internal macro. Default alignment factor for csect directives, chosen
7479 to match what BIGGEST_ALIGNMENT allows.
7480 (DATA_SECTION_ASM_OP): Use it.
7481 * config/rs6000/rs6000.c
7482 (rs6000_xcoff_output_readonly_section_asm_op):
7483 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
7484 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
7486 2007-08-31 Olivier Hainque <hainque@adacore.com>
7488 * dbxout.c (dbxout_block): Move declaration within the first
7489 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
7490 block to include the definition, together with the associated
7493 2007-08-31 David Edelsohn <edelsohn@gnu.org>
7494 Revital Eres <eres@il.ibm.com>
7496 * doc/invoke.texi (-mpaired): Document flag.
7497 * config.gcc: Include paired.h in powerpc extra_headers and
7498 750cl.h in powerpc-*-linux*paired*.
7499 * config/rs6000/rs6000.opt (-mpaired): New flag.
7500 * config/rs6000/rs6000.c (paired_init_builtins,
7501 paired_expand_builtin, paired_expand_lv_builtin,
7502 paired_expand_stv_builtin, paired_expand_predicate_builtin):
7503 New functions to support the paired single builtin functions.
7504 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
7505 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
7507 (bdesc_paired_preds): New structure for paired predicate
7509 (rs6000_expand_builtin): Expand paired single builtins.
7510 (rs6000_init_builtins): Init paired single builtins.
7511 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
7512 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
7513 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
7514 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
7515 (rs6000_vector_mode_supported_p): Support paired vector mode.
7516 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
7517 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
7519 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
7520 (DATA_ALIGNMENT): Likewise.
7521 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
7522 (rs6000_builtins): Add PAIRED builtins.
7523 * config/rs6000/rs6000.md: Include paired.md.
7524 * config/rs6000/paired.h: New.
7525 * config/rs6000/paired.md: New.
7526 * config/rs6000/750cl.h: New.
7527 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
7529 2007-08-30 Ollie Wild <aaw@google.com>
7531 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
7532 * gcc.c (default_compilers): Add -fno-directives-only to
7533 @assembler-with-cpp.
7535 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
7539 * regclass.c (initial_fixed_regs): Revert previous change and make
7541 (initial_call_used_regs): Likewise.
7542 (initial_call_really_used_regs): Delete, reverting previous addition.
7543 (initial_reg_names): Likewise.
7544 (init_reg_sets): Revert previous change.
7545 (saved_fixed_regs): New.
7546 (saved_call_used_regs): New.
7547 (saved_call_really_used_regs): New.
7548 (saved_reg_names): New.
7549 (save_register_info): New.
7550 (restore_register_info): New.
7551 (init_reg_sets_1): Replace reset of register info with call to
7552 restore_register_info.
7553 * rtl.h (save_register_info): Declare.
7554 * toplev.c (backend_init): Call save_register_info.
7556 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7558 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
7559 from the original statement.
7561 2007-08-30 Chao-ying Fu <fu@mips.com>
7563 * c-lex.c (interpret_fixed): Declare.
7564 (interpret_float): Process _Fract and _Accum.
7565 (interpret_fixed): New function.
7566 * final.c (output_addr_const): Process CONST_FIXED.
7567 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
7568 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
7570 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
7572 (simplify_immed_subreg): Support CONST_FIXED.
7573 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7574 (simplify_subreg): Support CONST_FIXED.
7576 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7578 * config/rs6000/ppu_intrinsics.h: New file.
7579 * config.gcc (powerpc*-*-* <extra_headers>): Install
7582 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7584 * cfg.c (dump_flow_info): Change to also print entry and exit
7586 * print-rtl.c (print_rtl_single): Allow to print rtl with
7589 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7591 * df-core.h (df_dump_region): New function.
7592 * df.h (df_dump_region): New function.
7593 * loop-invariant.c (find_defs): Add call to df_dump_region.
7594 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
7597 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7600 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
7601 true if any of the compare_section_name calls returned true,
7602 rather than if any returned false.
7604 2007-08-30 Richard Guenther <rguenther@suse.de>
7606 PR tree-optimization/33199
7607 * tree-ssa-structalias.c (handle_lhs_call): New function.
7608 (find_func_aliases): In non-IPA mode make sure that for
7609 calls that return a pointer we add a constraint for the
7610 result to point to anything.
7612 2007-08-30 Richard Guenther <rguenther@suse.de>
7614 * doc/invoke.texi (-mveclibabi): Document new target option.
7615 * config/i386/i386.opt (-mveclibabi): New target option.
7616 * config/i386/i386.c (ix86_veclib_handler): Handler for
7617 vectorization library support.
7618 (override_options): Handle the -mveclibabi option, initialize
7619 the vectorization library handler.
7620 (ix86_builtin_vectorized_function): As fallback call the
7621 vectorization library handler, if set.
7622 (ix86_veclibabi_acml): New static function for ACML ABI style
7623 vectorization support.
7625 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7627 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
7628 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
7629 SImode and update m. Don't run gen_lowpart_common on arbitrary
7630 memory address, force it to register first.
7633 * dce.c (dce_process_block): Don't delete setters of
7634 artificially used registers.
7636 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7638 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
7639 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
7640 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
7642 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7644 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
7646 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
7647 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
7649 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7651 * system.h: Activate -Wcast-qual as warning-only.
7653 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
7656 * config/rs6000/rs6000.c (compare_section_name): New function.
7657 (rs6000_elf_in_small_data_p): Compare section prefixes instead
7660 2007-08-29 Olivier Hainque <hainque@adacore.com>
7662 * xcoffout.c: #include debug.h.
7663 * Makefile.in (xcoffout.o): Add debug.h dependency.
7665 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
7667 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7668 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
7670 2007-08-29 Richard Guenther <rguenther@suse.de>
7672 * tree-pretty-print.c (dump_generic_node): Print
7673 label DECL_UID as D.%u.
7674 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
7676 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7678 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
7679 * builtins.def (BUILT_IN_REALLOC): New builtin.
7681 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
7684 * tree.c (build_type_attribute_qual_variant): Set canonical types
7685 on the final, unqualified attribute variant before building the
7688 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7690 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
7691 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
7693 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7696 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7697 * config/bfin/bfin.md (composev2hi): Put operands into vector
7700 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7702 * config/bfin/bfin.md (composev2hi): Put operands into vector
7705 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7707 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
7708 attribute when appropriate.
7709 (bfin_handle_l1_text_attribute): New.
7710 (bfin_handle_l1_data_attribute): New.
7711 (bfin_attribute_table): Add attributes: l1_text, l1_data,
7712 l1_data_A and l1_data_B.
7713 * doc/extend.texi (node Function Attributes): Document l1_text
7715 (Variable Attributes): Add Blackfin subsection. Document l1_data,
7716 l1_data_A and l1_data_B variable attributes.
7718 2007-08-28 Jie Zhang <jie.zhang@analog.com>
7720 * config/bfin/bfin.opt (minline-plt): Add.
7721 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
7722 call to global functions.
7723 * doc/invoke.texi (Option Summary): Mention -minline-plt.
7724 (Blackfin Options): Document -minline-plt.
7726 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7728 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
7729 given a non-function.
7730 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
7732 2007-08-28 DJ Delorie <dj@redhat.com>
7734 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
7736 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7738 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
7740 2007-08-28 Richard Guenther <rguenther@suse.de>
7742 * tree.h (struct tree_function_decl): Increase size of
7743 function_code bitfield.
7745 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7746 Kazu Hirata <kazu@codesourcery.com>
7748 * config/m68k/linux.h
7749 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
7750 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
7751 (m68k_return_in_memory): New.
7752 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
7755 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
7758 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7759 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
7760 operand) when top VEC_SELECT extracts scalar element.
7761 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
7762 (*vec_extract_v4sf_mem): Ditto.
7764 2007-08-28 Jakub Jelinek <jakub@redhat.com>
7767 * passes.c (init_optimization_passes): Move pass_df_finish
7768 after pass_postreload sublist.
7770 PR rtl-optimization/33148
7771 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
7772 (neg (lt X 0)) if X has scalar int mode.
7775 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
7776 initializer, use build_vector_from_ctor if possible to create
7777 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
7778 even after this, return NULL.
7780 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
7782 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
7784 2007-08-28 Richard Guenther <rguenther@suse.de>
7786 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
7787 (struct tree_function_decl): Make function_code a bitfield.
7788 Add disregard_inline_limits flag.
7789 * cgraphunit.c (cgraph_process_new_functions): Check
7790 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
7791 (cgraph_preserve_function_body_p): Likewise.
7792 * ipa-inline.c (compute_inline_parameters): Likewise.
7793 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
7794 for GNU C extern inline functions.
7795 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
7796 * tree-inline.c (disregard_inline_limits_p): Remove.
7797 * tree-inline.h (disregard_inline_limits_p): Likewise.
7798 * c-common.c (handle_always_inline_attribute): Set
7799 DECL_DISREGARD_INLINE_LIMITS.
7800 * langhooks.c (add_builtin_function): Verify the function code
7801 fits in the bitfield.
7803 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
7804 Vladimir Yanovsky <yanov@il.ibm.com>
7805 Revital Eres <eres@il.ibm.com>
7806 Andrey Belevantsev <abel@ispras.ru>
7808 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
7810 * modulo-sched.c: Add documentation regarding do-loop.
7811 (doloop_register_get): Change number of arguments to support
7812 the new do-loop pattern and check whether COUNT_REG has no other
7813 occurences in the loop besides in the control part.
7814 (duplicate_insns_of_cycles): Do not duplicate the insn which
7815 changes count_reg as it is already adjusted.
7816 (generate_prolog_epilog): New argument to support the new
7817 do-loop pattern. Change the subtract instruction to use
7818 expand_simple_binop. Call duplicate_insns_of_cycles with new
7820 (sms_schedule): Call doloop_register_get and
7821 generate_prolog_epilog with new argument. Do not handle loops
7822 with single sets insns with subreg in their lhs.
7823 * loop-doloop.c (doloop_optimize): Support for another do-loop
7825 (doloop_condition_get): Gets an instruction instead of a pattern
7826 and change the return condition when the do-loop pattern is
7828 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
7829 deps when considering to not create edges.
7831 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
7833 * doc/extend.texi (gnu_inline funtion attribute): Document C++
7836 2007-08-27 Jason Merrill <jason@redhat.com>
7839 * gimplify.c (gimplify_modify_expr): Discard the assignment of
7840 zero-sized types after calling gimplify_modify_expr_rhs.
7842 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7844 * regclass.c (init_reg_autoinc): Fix typo.
7846 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
7848 Fix PR tree-optimization/33173
7849 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
7851 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
7854 * config/i386/i386.h (VALID_DFP_MODE_P): New.
7855 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
7858 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7859 David Ung <davidu@mips.com>
7860 Nigel Stephens <nigel@mips.com>
7862 Separate target-specific initialization from general
7863 back-end initialization.
7865 * toplev.c (init_alignments): New, split out from...
7866 (process_options): ...here.
7867 (backend_init_target): New, split out from...
7868 (backend_init): ...here.
7869 (lang_dependent_init_target): New, split out from...
7870 (lang_dependent_init): ...here.
7871 (target_reinit): New.
7872 * toplev.h (target_reinit): Declare.
7873 * expr.c (init_expr_target): Renamed from init_expr_once, since it
7874 now can be called more than once. Update comments.
7875 * expr.h (init_expr_target): Likewise.
7876 * alias.c (init_alias_target): Renamed from init_alias_once, since it
7877 now can be called more than once. Explicitly zero
7878 static_reg_base_value.
7879 * emit-rtl.c (init_emit_regs): New, split out from...
7880 (init_emit_once): Here.
7881 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
7882 non-const, so that changes from command-line arguments can overwrite
7883 values provided by the static initializers.
7884 (initial_call_really_used_regs): New, used similarly to the above.
7885 (initial_reg_names): Likewise.
7886 (last_mode_for_init_move_cost): Promoted function-local static to
7887 file-scope static to make it accessible outside init_move_cost.
7888 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
7889 Do not initialize inv_reg_alloc_order yet, either. Do initialize
7890 reg_names since it is needed for parsing command-line options.
7891 (init_move_cost): Use last_mode_for_init_move_cost instead of
7892 function-local static.
7893 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
7894 call_really_used_regs now. Reinitialize reg_names. Also
7895 initialize inv_reg_alloc_order. Zero reg_class_subunion and
7896 reg_class_superunion. Clear losing_caller_save_reg_set.
7897 Preserve global registers if called more than once. Reset
7898 move cost, may_move_in_cost, may_move_out_cost, and
7899 last_mode_for_init_move_cost.
7900 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
7901 can now be invoked more than once. Update comments.
7902 (init_regs): Update comments.
7903 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
7904 and initial_call_really_used_regs, instead of the non-initial
7905 variables. This allows us to save the command-line register settings
7906 after target reinitialization.
7907 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
7908 * rtl.h (init_emit_regs): Declare.
7909 (init_reg_modes_target, init_alias_target): Renamed as described
7911 * reload1.c (init_reload): Update comments.
7912 * optabs.c (init_optabs): Likewise.
7913 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
7915 2007-08-26 Chao-ying Fu <fu@mips.com>
7917 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
7920 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7922 * alias.c (memory_modified_1, memory_modified_in_insn_p):
7924 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
7926 * bb-reorder.c (copy_bb_p): Likewise.
7927 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
7928 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7929 block_ends_with_condjump_p): Likewise.
7930 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
7931 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7932 block_ends_with_condjump_p): Likewise.
7933 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
7934 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
7935 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
7936 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
7937 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
7938 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
7939 debug_true_const_tree instad of debug_true_tree.
7940 * debug.c (do_nothing_debug_hooks): Likewise.
7941 * debug.h (ignore_block, debug_true_const_tree): Constify.
7942 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
7943 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
7944 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
7945 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
7946 dbx_reg_number, is_based_loc, field_type,
7947 simple_type_align_in_bits, simple_decl_align_in_bits,
7948 simple_type_size_in_bits, field_byte_offset, insert_float,
7949 type_tag, member_declared_type, is_redundant_typedef,
7950 secname_for_decl, is_inlined_entry_point): Likewise.
7951 * emit-rtl.c (const_next_insn, const_previous_insn,
7952 const_next_nonnote_insn, const_prev_nonnote_insn,
7953 const_next_real_insn, const_prev_real_insn,
7954 const_next_active_insn, const_prev_active_insn, const_next_label,
7955 const_prev_label): Likewise.
7956 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
7958 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
7959 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
7960 sched_insn_is_legitimate_for_speculation_p): Likewise.
7961 * jump.c (reversed_comparison_code_parts,
7962 reversed_comparison_code, reversed_comparison, condjump_label):
7964 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
7965 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
7967 * rtl.h (const_previous_insn, const_next_insn,
7968 const_prev_nonnote_insn, const_next_nonnote_insn,
7969 const_prev_real_insn, const_next_real_insn,
7970 const_prev_active_insn, const_next_active_insn, const_prev_label,
7971 const_next_label, modified_between_p, modified_in_p,
7972 const_note_storeskeep_with_call_p, condjump_label,
7973 reversed_comparison, reversed_comparison_code,
7974 reversed_comparison_code_parts, memory_modified_in_insn_p,
7975 stack_regs_mentioned): Likewise.
7976 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
7977 keep_with_call_p): Likewise.
7978 * sched-deps.c (deps_may_trap_p, sched_get_condition,
7979 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
7980 sd_lists_size, sd_lists_empty_p): Likewise.
7981 * sched-int.h (sched_insns_conditions_mutex_p,
7982 haifa_classify_insn, no_real_insns_p,
7983 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
7984 sd_lists_size, sd_lists_empty_p): Likewise.
7985 * sdbout.c (sdb_debug_hooks): Likewise.
7986 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
7987 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
7988 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
7990 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
7991 tree_can_throw_internal): Likewise.
7992 * tree-flow-inline.h (phi_nodes): Likewise.
7993 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
7994 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
7995 * tree-gimple.c (const_get_call_expr_in): Likewise.
7996 * tree-gimple.h (const_get_call_expr_in): Likewise.
7997 * tree.c (const_lookup_attribute, attribute_list_equal,
7998 attribute_list_contained): Likewise.
7999 * tree.h (attribute_list_equal, attribute_list_contained,
8000 const_lookup_attribute): Likewise.
8001 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
8003 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8005 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
8006 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
8008 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8011 * config/alpha/constraints.md: Delete "svn:mime-type" property
8012 with svn propdel "svn:mime-type".
8014 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8017 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
8018 non NOTE insn doesn't cross basic block.
8019 (noce_try_abs): Likewise.
8020 (noce_process_if_block): Likewise.
8022 2007-08-26 David Edelsohn <edelsohn@gnu.org>
8025 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
8026 operand without auto-inc-dec.
8027 * config/rs6000/rs6000.md (floatsidf2_internal): Use
8028 offsettable_mem_operand.
8029 (floatunssidf2_internal): Same.
8030 (fix_truncdfsi2_internal): Same.
8031 (floatsidf_ppc64): Same.
8032 (floatunssidf_ppc64): Same.
8033 (fix_trunctfsi2_internal): Same.
8035 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8038 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
8039 pass defines needed for version.c.
8041 2007-08-25 Joseph Myers <joseph@codesourcery.com>
8043 * configure.ac (--debug-prefix-map check): Change assembler
8044 version presumed to have feature to 2.18.
8045 * configure: Regenerate.
8047 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8049 * c-common.c (vector_types_convertible_p,
8050 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
8051 self_promoting_args_p): Constify.
8052 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
8053 c_promoting_integer_type_p, self_promoting_args_p,
8054 anon_aggr_type_p, vector_types_convertible_p): Likewise.
8055 * c-decl.c (anon_aggr_type_p): Likewise.
8056 * * c-dump.c (dump_stmt): Likewise.
8057 * c-objc-common.c (has_c_linkage): Likewise.
8058 * c-tree.h (same_translation_unit_p): Likewise.
8059 * c-typeck.c (null_pointer_constant_p,
8060 tagged_types_tu_compatible_p, function_types_compatible_p,
8061 type_lists_compatible_p, lvalue_or_else, lvalue_p,
8062 comptypes_internal, struct tagged_tu_seen_cache,
8063 same_translation_unit_p, alloc_tagged_tu_seen_cache,
8064 c_size_in_bytes): Likewise.
8065 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
8066 hash_ptr, eq_ptr): Likewise.
8067 * langhooks-def.h (lhd_decl_ok_for_sibcall,
8068 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
8069 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
8070 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
8072 * optabs.c (optab_for_tree_code): Likewise.
8073 * optabs.h (optab_for_tree_code): Likewise.
8074 * rtl.h (simplify_rtx): Likewise.
8075 * simplify-rtx.c (simplify_rtx): Likewise.
8076 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
8077 dump_flag, dump_node): Likewise.
8078 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
8079 queue_and_dump_type, dump_flag): Likewise.
8080 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
8081 * tree-pass.h (dump_node): Likewise.
8082 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
8083 supportable_narrowing_operation): Likewise.
8084 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
8085 supportable_narrowing_operation): Likewise.
8086 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
8087 is_negative_overflow_infinity, is_positive_overflow_infinity,
8088 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
8089 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
8090 update_value_range, add_equivalence, ssa_name_nonnegative_p,
8091 ssa_name_nonzero_p, fp_predicate): Likewise.
8092 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
8093 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
8094 ssa_name_nonnegative_p): Likewise.
8096 2007-08-25 Hans Kester <hans.kester@ellips.nl>
8098 * config.gcc : Add x86_64-elf target.
8100 2007-08-25 Jakub Jelinek <jakub@redhat.com>
8102 * expr.c (store_expr): Fix order of store_by_pieces arguments.
8104 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
8105 Nigel Stephens <nigel@mips.com>
8109 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
8110 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
8111 * expr.c (SET_BY_PIECES_P): Define.
8112 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
8113 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
8114 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
8116 * expr.h (SET_RATIO): Define.
8117 (can_store_by_pieces, store_by_pieces): Update prototypes.
8118 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
8119 can_store_by_pieces/store_by_pieces.
8120 (expand_builtin_memcpy_args): Likewise.
8121 (expand_builtin_strncpy): Likewise.
8122 (expand_builtin_memset_args): Likewise. Also remove special case
8123 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
8124 decide what to do instead.
8125 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
8126 to can_store_by_pieces.
8128 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
8129 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
8131 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
8132 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
8133 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
8134 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
8135 (STORE_BY_PIECES_P): Define.
8137 2007-08-24 Tom Tromey <tromey@redhat.com>
8139 * varpool.c (varpool_last_needed_node): Fix comment typo.
8140 * c-decl.c (duplicate_decls): Fix comment typo.
8141 (clone_underlying_type): Update comment.
8143 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8145 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
8146 alpha_in_small_data_p, alpha_split_complex_arg,
8147 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8149 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
8150 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
8152 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
8153 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8154 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
8155 * config/darwin.c (darwin_binds_local_p): Likewise.
8156 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
8158 * config/i386/i386-protos.h (i386_pe_binds_local_p,
8159 i386_pe_valid_dllimport_attribute_p): Likewise.
8160 * config/i386/i386.c (ix86_function_regparm,
8161 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
8162 x86_can_output_mi_thunk, ix86_mangle_type,
8163 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
8164 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
8165 i386_pe_binds_local_p): Likewise.
8166 * config/ia64/ia64.c
8167 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
8168 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
8169 ia64_invalid_conversion, ia64_invalid_unary_op,
8170 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8172 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
8173 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
8174 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8175 * config/mips/mips.c (mips_use_blocks_for_constant_p,
8176 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
8177 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8178 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
8179 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
8180 * config/pa/pa.c (pa_commutative_p): Likewise.
8181 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
8183 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
8184 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
8185 rs6000_use_blocks_for_constant_p,
8186 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
8187 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8188 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
8189 * config/s390/s390.c (s390_mangle_type,
8190 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
8192 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8193 th_in_small_data_p): Likewise.
8194 * config/sh/sh.c (sh_ms_bitfield_layout_p,
8195 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8197 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
8198 sparc_mangle_type): Likewise.
8199 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
8200 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
8201 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
8203 * hooks.c (hook_bool_mode_const_rtx_false,
8204 hook_bool_mode_const_rtx_true,
8205 hook_bool_const_tree_hwi_hwi_const_tree_false,
8206 hook_bool_const_tree_hwi_hwi_const_tree_true,
8207 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8208 hook_constcharptr_const_tree_null,
8209 hook_constcharptr_const_rtx_null,
8210 hook_constcharptr_const_tree_const_tree_null,
8211 hook_constcharptr_int_const_tree_null,
8212 hook_constcharptr_int_const_tree_const_tree_null): New.
8213 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8214 hook_bool_tree_hwi_hwi_tree_false,
8215 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8216 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8217 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8218 hook_constcharptr_int_tree_null,
8219 hook_constcharptr_int_tree_tree_null): Delete.
8220 (default_can_output_mi_thunk_no_vcall): Constify.
8221 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8222 hook_bool_tree_hwi_hwi_tree_false,
8223 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8224 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8225 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8226 hook_constcharptr_int_tree_null,
8227 hook_constcharptr_int_tree_tree_null): Delete.
8228 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
8229 hook_bool_const_tree_hwi_hwi_const_tree_false,
8230 hook_bool_const_tree_hwi_hwi_const_tree_true,
8231 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8232 hook_constcharptr_const_tree_null,
8233 hook_constcharptr_const_rtx_null,
8234 hook_constcharptr_const_tree_const_tree_null,
8235 hook_constcharptr_int_const_tree_null,
8236 hook_constcharptr_int_const_tree_const_tree_null): New.
8237 (default_can_output_mi_thunk_no_vcall): Constify.
8238 * integrate.c (function_attribute_inlinable_p): Likewise.
8239 * integrate.h (function_attribute_inlinable_p): Likewise.
8240 * jump.c (rtx_renumbered_equal_p): Likewise.
8241 * output.h (decl_readonly_section, categorize_decl_for_section,
8242 default_use_anchors_for_symbol_p, default_binds_local_p,
8243 default_binds_local_p_1): Likewise.
8244 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
8246 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8247 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
8248 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
8249 TARGET_COMP_TYPE_ATTRIBUTES,
8250 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
8251 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
8252 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
8253 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
8254 TARGET_DWARF_CALLING_CONVENTION): Likewise.
8255 * target.h (can_output_mi_thunk, needs_block_p,
8256 first_cycle_multipass_dfa_lookahead_guard_spec,
8257 vector_alignment_reachable, comp_type_attributes,
8258 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
8259 commutative_p, use_blocks_for_constant_p,
8260 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
8261 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
8262 invalid_within_doloop, valid_dllimport_attribute_p,
8263 split_complex_arg, invalid_arg_for_unprototyped_fn,
8264 invalid_conversion, invalid_unary_op, invalid_binary_op):
8266 * targhooks.c (default_invalid_within_doloop,
8267 hook_invalid_arg_for_unprototyped_fn,
8268 default_builtin_vector_alignment_reachable): Likewise.
8269 (hook_bool_rtx_commutative_p): Delete.
8270 (hook_bool_const_rtx_commutative_p): New.
8271 * targhooks.h (default_invalid_within_doloop,
8272 default_builtin_vector_alignment_reachable,
8273 hook_invalid_arg_for_unprototyped_fn): Constify.
8274 (hook_bool_rtx_commutative_p): Delete.
8275 (hook_bool_const_rtx_commutative_p): New.
8276 * varasm.c (bss_initializer_p, decl_default_tls_model,
8277 categorize_decl_for_section, decl_readonly_section,
8278 default_use_anchors_for_symbol_p, default_binds_local_p,
8279 default_binds_local_p_1): Constify.
8281 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8283 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8284 __NO_BUILTIN if -fno-builtin.
8286 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8288 * config/bfin/bfin.c (print_operand): Report error instead of
8289 ICE for wrong operand.
8291 2007-08-24 Michael Matz <matz@suse.de>
8293 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
8295 2007-08-24 Richard Guenther <rguenther@suse.de>
8298 * tree-ssa.c (useless_type_conversion_p): Split into a
8299 recursive and a non-recursive part.
8300 (useless_type_conversion_p_1): New function.
8301 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
8302 from maybe_fold_offset_to_reference is trivially convertible
8303 to the desired type before doing the simplification.
8305 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8307 * expr.c (store_expr): Optimize initialization of an array
8309 * expr.h (builtin_strncpy_read_str): New prototype.
8310 * builtins.c (builtin_strncpy_read_str): Remove prototype.
8313 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
8316 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
8317 field when initializing if_info structure.
8319 2007-08-24 Richard Guenther <rguenther@suse.de>
8321 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
8323 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
8324 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
8325 * tree-inline.c (inlinable_function_p): Fold in common parts of
8326 the cannot_inline_tree_fn langhook.
8327 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
8328 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
8329 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8330 cannot_inline_tree_fn langhook.
8331 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8332 cannot_inline_tree_fn member.
8334 2007-08-24 Richard Guenther <rguenther@suse.de>
8336 * expr.c (get_inner_reference): Do computation of bitoffset
8337 from offset in a way we can detect overflow reliably.
8339 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8341 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
8343 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8345 * config/bfin/bfin.opt (mfast-fp): Add.
8346 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
8347 libbffastfp override libgcc if -mfast-fp.
8348 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
8349 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
8350 (Blackfin Options): Document -mfast-fp.
8352 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8354 PR tree-optimization/32573
8356 * tree-data-ref.c (initialize_data_dependence_relation): Clear
8357 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
8358 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
8359 (build_classic_dist_vector): Return false rather than true if
8360 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
8361 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
8362 returned false. Don't call save_dist_v before calling
8363 build_classic_dist_vector_1.
8364 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
8365 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
8366 DDR_DIR_VECTS vectors.
8368 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
8370 * configure.ac (leb128): Modify sed statement to work with any
8371 binutils version string.
8372 * configure: Regenerate
8374 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8376 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
8377 Wrap in RTX_CODE macro guard.
8378 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
8379 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
8380 arm_mark_dllimport, arm_pe_encode_section_info,
8381 arm_pe_unique_section): Use ISO-C function declarations.
8382 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
8383 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
8384 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
8386 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
8387 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
8389 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
8391 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
8392 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
8393 (register_move_cost): Use ISO-C function declarations.
8394 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
8395 * config/score/score-protos.h (score_declare_object): Add
8397 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
8399 * final.c (profile_function): Avoid empty if-bodies.
8402 * calls.c (must_pass_in_stack_var_size,
8403 must_pass_in_stack_var_size_or_pad): Constify.
8404 * config/alpha/alpha-protos.h (function_value): Likewise.
8405 * config/alpha/alpha.c (alpha_return_in_memory,
8406 alpha_pass_by_reference, function_value,
8407 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
8408 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8410 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
8411 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8412 TARGET_PROMOTE_PROTOTYPES): Likewise.
8413 * config/arm/arm-protos.h (arm_return_in_memory,
8414 arm_pad_arg_upward, arm_function_value): Likewise.
8415 * config/arm/arm.c (arm_pass_by_reference,
8416 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
8417 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8418 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
8420 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8421 * config/avr/avr-protos.h (avr_function_value): Likewise.
8422 * config/avr/avr.c (avr_return_in_memory,
8423 gas_output_limited_string, gas_output_ascii, avr_function_value,
8424 avr_return_in_memory): Likewise.
8425 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
8426 * config/bfin/bfin.c (bfin_pass_by_reference,
8427 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
8428 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
8430 * config/cris/cris.c (cris_pass_by_reference,
8431 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
8432 * config/crx/crx.c (crx_return_in_memory): Likewise.
8433 * config/darwin.c (function_base, machopic_function_base_name):
8435 * config/fr30/fr30.c (fr30_must_pass_in_stack,
8436 TARGET_PROMOTE_PROTOTYPES): Likewise.
8437 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
8438 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
8439 * config/i386/i386-protos.h (ix86_return_in_memory,
8440 ix86_sol10_return_in_memory): Likewise.
8441 * config/i386/i386.c (ix86_function_value,
8442 ix86_function_sseregparm, ix86_must_pass_in_stack,
8443 type_natural_mode, classify_argument, examine_argument,
8444 construct_container, ix86_pass_by_reference, function_value_32,
8445 function_value_64, ix86_function_value_1, return_in_memory_32,
8446 return_in_memory_64, return_in_memory_ms_64,
8447 ix86_return_in_memory, ix86_sol10_return_in_memory,
8448 TARGET_PROMOTE_PROTOTYPES): Likewise.
8449 * config/ia64/ia64-protos.h (ia64_function_value,
8450 ia64_hpux_function_arg_padding): Likewise.
8451 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
8452 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
8453 ia64_hpux_function_arg_padding): Likewise.
8454 * config/iq2000/iq2000-protos.h (function_arg,
8455 iq2000_function_value): Likewise.
8456 * config/iq2000/iq2000.c (iq2000_return_in_memory,
8457 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
8458 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8459 function_arg, iq2000_function_value): Likewise.
8460 * config/m32c/m32c-protos.h (m32c_function_value,
8461 m32c_promote_function_return): Likewise.
8462 * config/m32c/m32c.c (m32c_pass_by_reference,
8463 m32c_promote_prototypes, m32c_promote_function_return,
8464 m32c_function_value): Likewise.
8465 * config/m32r/m32r.c (m32r_return_in_memory,
8466 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8467 m32r_in_small_data_p): Likewise.
8468 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
8470 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
8471 m68hc11_function_arg_padding): Likewise.
8472 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
8473 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
8474 m68k_function_value): Likewise.
8475 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
8476 mcore_function_value): Likewise.
8477 * config/mcore/mcore.c (handle_structs_in_regs,
8478 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8479 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8480 mcore_num_arg_regs, mcore_function_value): Likewise.
8481 * config/mips/mips-protos.h (mips_pad_arg_upward,
8482 mips_function_value): Likewise.
8483 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
8484 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
8485 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8486 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
8487 mips_function_value): Likewise.
8488 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
8490 * config/mmix/mmix.c (mmix_pass_by_reference,
8491 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
8492 mmix_encode_section_info): Likewise.
8493 * config/mn10300/mn10300-protos.h (mn10300_function_value):
8495 * config/mn10300/mn10300.c (mn10300_return_in_memory,
8496 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8497 mn10300_function_value): Likewise.
8498 * config/mt/mt-protos.h (mt_function_value): Likewise.
8499 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
8500 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
8501 * config/pa/pa-protos.h (function_arg_padding, function_value,
8502 pa_return_in_memory): Likewise.
8503 * config/pa/pa.c (pa_pass_by_reference,
8504 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8505 function_arg_padding, function_value, pa_return_in_memory):
8507 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
8508 * config/rs6000/rs6000-protos.h (rs6000_function_value,
8509 function_arg_padding): Likewise.
8510 * config/rs6000/rs6000.c (rs6000_return_in_memory,
8511 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
8512 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
8513 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8514 function_arg_padding, altivec_expand_dst_builtin,
8515 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
8516 altivec_init_builtins, rs6000_common_init_builtins,
8517 rs6000_function_value): Likewise.
8518 * s390/s390-protos.h (s390_function_value): Likewise.
8519 * config/s390/s390.c (s390_function_arg_size,
8520 s390_pass_by_reference, s390_return_in_memory,
8521 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8522 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
8523 * config/score/score-protos.h (score_function_value): Likewise.
8524 * config/score/score.c (score_arg_partial_bytes,
8525 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8526 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
8527 score_pass_by_reference, score_add_offset, score_function_value):
8529 * config/sh/sh-protos.h (sh_attr_renesas_p,
8530 sh_promote_prototypes): Likewise.
8531 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
8532 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
8533 sh_attr_renesas_p): Likewise.
8534 * config/sparc/sparc-protos.h (function_value,
8535 function_arg_padding): Likewise.
8536 * config/sparc/sparc.c (sparc_promote_prototypes,
8537 sparc_return_in_memory, sparc_pass_by_reference,
8538 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8539 function_arg_record_value_2, function_arg_record_value_1,
8540 function_arg_record_value, function_arg_record_value,
8541 function_arg_padding, function_value): Likewise.
8542 * config/spu/spu-protos.h (spu_function_value): Likewise.
8543 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
8544 spu_function_value): Likewise.
8545 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
8547 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
8548 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8549 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8551 * config/v850/v850.c (v850_return_in_memory,
8552 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
8553 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
8554 * config/xtensa/xtensa.c (xtensa_return_in_msb,
8555 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8556 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8558 * explow.c (promote_mode, hard_function_value): Likewise.
8559 * expr.h (hard_function_value, promote_mode): Likewise.
8560 * function.c (aggregate_value_p): Likewise.
8561 * hooks.c (hook_bool_const_tree_true): New.
8562 * hooks.h (hook_bool_const_tree_true): New.
8563 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
8564 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8565 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8566 TARGET_RETURN_IN_MSB): Likewise.
8567 * target.h (promote_function_args, promote_function_return,
8568 promote_prototypes, return_in_memory, return_in_msb,
8569 pass_by_reference, must_pass_in_stack, callee_copies,
8570 function_value): Likewise.
8571 * targhooks.c (default_return_in_memory,
8572 hook_pass_by_reference_must_pass_in_stack,
8573 hook_callee_copies_named,
8574 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8575 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8576 default_function_value): Likewise.
8577 * targhooks.h (default_return_in_memory,
8578 hook_pass_by_reference_must_pass_in_stack,
8579 hook_callee_copies_named,
8580 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8581 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8582 default_function_value): Likewise.
8583 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
8584 (equiv_class_label_hash, equiv_class_label_eq): Constify.
8585 * tree-vectorizer.c (bb_in_loop_p): Likewise.
8586 * tree.c (needs_to_live_in_memory): Likewise.
8587 * tree.h (struct tree_type, needs_to_live_in_memory,
8588 aggregate_value_p, must_pass_in_stack_var_size,
8589 must_pass_in_stack_var_size_or_pad): Likewise.
8590 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
8591 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
8592 lookup_filename): Likewise.
8594 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8597 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
8598 fake fcomi i387 instruction for !TARGET_CMOVE.
8599 (ix86_expand_branch): Expand natural sequence with one jump for
8600 all targets, not only TARGET_CMOVE.
8601 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
8602 pattern to implement fake fcomi sequence. Split instruction after
8603 reload to correct compare sequences.
8604 (*cmpfp_xf_cc): Ditto.
8605 (*cmpfp_<mode>_cc): Ditto.
8606 (*cmpfp_u_cc): Ditto.
8607 (*cmpfp_<mode>_cc): Ditto.
8609 2007-08-23 Richard Guenther <rguenther@suse.de>
8611 * tree-pretty-print.c (dump_generic_node): Annotate
8612 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
8614 2007-08-23 Richard Guenther <rguenther@suse.de>
8616 * builtins.c (expand_builtin_mathfn): Wrap argument in
8617 save_expr directly instead of re-building the call.
8618 (expand_builtin_mathfn_2): Likewise.
8619 (expand_builtin_mathfn_3): Likewise.
8620 (expand_builtin_interclass_mathfn): Likewise.
8621 (expand_builtin_int_roundingfn): Set arg.
8622 (expand_builtin_int_roundingfn_2): Likewise.
8624 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
8626 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
8627 *sse_nand<mode>3, *sse_xor<mode>3): New.
8629 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8631 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
8632 * config/i386/i386.c (print_operand): Handle ';' code. Output
8633 semicolon for TARGET_MACHO.
8634 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
8635 emit semicolon after 'lock' prefix.
8636 (sync_double_compare_and_swap<mode>): Ditto.
8637 (*sync_double_compare_and_swapdi_pic): Ditto.
8638 (*sync_compare_and_swap_cc<mode>): Ditto.
8639 (sync_double_compare_and_swap_cc<mode>): Ditto.
8640 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8641 (sync_old_add<mode>): Ditto.
8642 (sync_add<mode>): Ditto.
8643 (sync_sub<mode>): Ditto.
8644 (sync_ior<mode>): Ditto.
8645 (sync_and<mode>): Ditto.
8646 (sync_xor<mode>): Ditto.
8648 2007-08-22 Chao-ying Fu <fu@mips.com>
8650 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
8652 (copy_rtx): Handle CONST_FIXED.
8653 (rtx_equal_p): Likewise.
8654 * rtl.h (fixed_value.h): New include.
8655 (rtx_def): Add a new field of fixed_value to u.
8656 (XCNMPFV): Define for accessing fixed_value.
8657 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
8659 * rtl.def (CONST_FIXED): New constant.
8660 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
8661 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
8662 US_ASHIFT): New codes.
8663 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
8664 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
8665 unsigned_fract_convert, unsigned_sat_fract): Document them.
8666 * varasm.c (assemble_integer): Extend to support fixed-point constants
8667 by using different machine classes.
8668 (decode_addr_const): Handle FIXED_CST.
8669 (const_hash_1): Likewise.
8670 (compare_constant): Likewise.
8671 (copy_constant): Likewise.
8672 (const_rtx_hash_1): Handle CONST_FIXED.
8673 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8674 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8676 (initializer_constant_valid_p): Handle FIXED_CST.
8677 (output_constant): Support FIXED_POINT_TYPE.
8678 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
8679 * cse.c (hash_rtx): Support CONST_FIXED.
8680 (exp_equiv_p): Likewise.
8681 (cannon_reg): Likewise.
8682 (fold_rtx): Likewise.
8683 (equiv_constant): Likewise.
8684 (cse_process_notes_1): Likewise.
8685 (count_reg_usage): Likewise.
8686 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
8687 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
8688 (wrap_constant): Check CONST_FIXED.
8689 (cselib_hash_rtx): Support CONST_FIXED.
8690 (cselib_subst_to_values): Likewise.
8691 * df-scan.c (df_uses_record): Likewise.
8692 * gcse.c (want_to_gcse_p): Likewise.
8693 (oprs_unchanged_p): Likewise.
8694 (oprs_not_set_p): Likewise.
8695 (compute_transp): Likewise.
8696 (extract_mentioned_regs_helper): Likewise.
8697 * genemit.c (gen_exp): Likewise.
8698 * local-alloc.c (equiv_init_varies_p): Likewise.
8699 (contains_replace_regs): Likewise.
8700 (memref_referenced_p): Likewise.
8701 * loop-invariant.c (check_maybe_invariant): Likewise.
8702 (hash_invariant_expr_1): Likewise.
8703 (invariant_expr_equal_p): Likewise.
8704 * postreload-gcse.c (oprs_unchanged_p): Likewise.
8705 * regclass.c (reg_scan_mark_refs): Likewise.
8706 * regrename.c (scan_rtx): Likewise.
8707 * resource.c (mark_referenced_resources): Likewise.
8708 (mark_set_resources): Likewise.
8709 * rtlanal.c (rtx_unstable_p): Likewise.
8710 (rtx_varies_p): Likewise.
8711 (count_occurrences): Likewise.
8712 (reg_mentioned_p): Likewise.
8713 (modified_between_p): Likewise.
8714 (modified_in_p): Likewise.
8715 (volatile_insn_p): Likewise.
8716 (volatile_refs_p): Likewise.
8717 (side_effects_p): Likewise.
8718 (may_trap_p_1): Likewise.
8719 (inequality_comparisons_p): Likewise.
8720 (computed_jump_p_1): Likewise.
8721 (commutative_operand_precedence): Likewise.
8722 * sched-deps.c (sched_analyze_2): Likewise.
8723 * sched-vis.c (print_value): Likewise.
8724 * reload.c (operands_match_p): Likewise.
8725 (subst_reg_equivs): Likewise.
8726 * reload1.c (eliminate_regs_1): Likewise.
8727 (elimination_effects): Likewise.
8728 (scan_paradoxical_subregs): Likewise.
8729 * alias.c (rtx_equal_for_memref_p): Likewise.
8730 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
8731 * emit-rtl.c (const_fixed_htab): New hash table.
8732 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
8734 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
8735 const_fixed_from_fixed_value): New functions.
8736 (verify_rtx_sharing): Handle CONST_FIXED.
8737 (copy_rtx_if_shared_1): Likewise.
8738 (reset_used_flags): Likewise.
8739 (set_used_flags): Likewise.
8740 (copy_insn_1): Likewise.
8741 (init_emit_once): Create const_fixed_htab.
8742 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
8744 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
8746 PR tree-optimization/32949
8747 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
8748 before failing for ivs with non-constant step.
8750 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
8752 * doc/md.texi (Iterators): Renamed from Macros. All contents
8753 changed to reflect rename of respectively define_code_macro and
8754 define_mode_macro to define_code_iterator and define_mode_iterator.
8755 (Mode Iterators, Code Iterators): Similar.
8756 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
8757 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
8758 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
8759 (initialize_iterators, find_iterator, check_code_iterator)
8760 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
8761 (read_mapping, read_rtx_1): Similar.
8762 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
8763 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
8764 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
8765 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
8766 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
8767 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
8768 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
8769 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
8770 config/rs6000/sync.md, config/rs6000/rs6000.md,
8771 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
8772 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
8773 config/vax/vax.md, config/bfin/bfin.md: Similar.
8775 2007-08-22 David Daney <ddaney@avtrex.com>
8777 * doc/install.texi (Testing): Mention testing on a simulator.
8779 2007-08-22 Janis Johnson <janis187@us.ibm.com>
8781 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
8783 * doc/libgcc.texi (Decimal float library routines): Fix formatting
8784 and rearrange floating point conversion functions into different
8787 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8789 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
8790 dfa_post_advance_cycle): New scheduler hooks.
8791 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8792 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
8794 (TARGET_SCHED): Use them.
8795 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8796 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
8797 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
8799 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
8800 function to facilitate debugging.
8801 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
8802 (output_insn_has_dfa_reservation_p): New static function to output
8803 insn_has_dfa_reservation_p ().
8804 (write_automata): Use it.
8805 * genattr.c (main): Output declaration for
8806 insn_has_dfa_reservation_p ().
8808 2007-08-22 Christian Bruel <christian.bruel@st.com>
8809 Richard Guenther <rguenther@suse.de>
8811 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
8812 * simplify_rtx (simplify_binary_operation_1): Likewise.
8814 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
8816 PR rtl-optimization/32557
8817 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
8818 of REGNO (mws->mw_reg).
8820 2007-08-22 Richard Guenther <rguenther@suse.de>
8823 * builtins.c (expand_builtin_int_roundingfn): Replace call
8824 argument wrapped with SAVE_EXPR directly.
8825 (expand_builtin_int_roundingfn_2): Likewise.
8827 2007-08-22 Richard Guenther <rguenther@suse.de>
8829 * tree-inline.c (inlinable_function_p): Restore disregarding
8830 inline limits for GNU extern inline functions.
8832 2007-08-22 Richard Guenther <rguenther@suse.de>
8835 * tree.c (host_integerp): Treat sizetype as signed as it is
8838 2007-08-21 Ian Lance Taylor <iant@google.com>
8840 PR tree-optimization/33134
8841 * tree-vrp.c (adjust_range_with_scev): Call
8842 set_value_range_to_value.
8844 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8846 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
8849 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8851 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
8854 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
8856 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
8857 cases to set eight bytes at a time.
8858 (expand_block_move): Likewise.
8860 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8863 * dwarf2out.c (gen_decl_die): Don't call
8864 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
8866 2007-08-21 Paul Brook <paul@codesourcery.com>
8867 Nathan Sidwell <nathan@codesourcery.com>
8868 Mark Mitchell <mark@codesourcery.com>
8869 Joseph Myers <joseph@codesourcery.com>
8871 * configure.ac: Add --with-pkgversion and --with-bugurl.
8872 * configure: Regenerate.
8873 * doc/install.texi: Document them.
8874 * version.c (version_string): Remove VERSUFFIX.
8875 (VERSUFFIX): Remove.
8876 (pkgversion_string): New.
8877 (bug_report_url): Do not hard-code initializer.
8878 * version.h (pkgversion_string): Declare.
8879 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
8881 (version.o): Define PKGVERSION and BUGURL.
8882 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
8883 (%.pod): Define BUGURL.
8884 * gcc.c (process_command, main): Use pkgversion_string.
8885 * toplev.c (compile_file, print_version): Likewise.
8886 * protoize.c (main): Likewise.
8887 * gcov.c (print_version): Likewise. Update copyright date.
8888 * gcov-dump.c (print_version): Likewise. Update copyright date.
8889 * mips-tdump.c (main): Likewise. Update copyright date.
8890 * mips-tfile.c (main): Likewise. Update copyright date.
8891 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
8892 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
8893 shorten description.
8894 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
8895 * doc/gccint.texi: Likewise.
8896 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
8897 Update copyright date.
8899 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
8901 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
8902 (ix86_expand_strlensi_unroll_1): Ditto.
8903 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
8904 (ix86_expand_carry_flag_compare): Update comment.
8906 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8909 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
8910 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
8912 2007-08-21 Richard Guenther <rguenther@suse.de>
8914 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
8916 2007-08-21 Richard Guenther <rguenther@suse.de>
8919 * fold-const.c (fold_binary): Remove index +p PTR folding.
8920 Fix types of POINTER_PLUS_EXPR generated by folding of
8923 2007-08-20 Chao-ying Fu <fu@mips.com>
8925 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
8926 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
8927 RID_ONEWAY, so that it can be checked in declspecs_add_type.
8928 (c_common_fixed_point_type_for_size): Declare.
8929 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
8930 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
8931 (c_token_starts_declspecs): Likewise.
8932 (c_parser_declspecs): Likewise.
8933 (c_parser_attributes): Likewise.
8934 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
8935 (c_declspecs): Add saturating_p.
8936 * c-decl.c (build_null_declspecs): Initialize saturating_p.
8937 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
8938 _Sat. Handle RID_SAT.
8939 Avoid using void, bool, char, int, float, double, _Decimal32,
8940 _Decimal64, _Decimal128, and complex with _Sat.
8941 Handle RID_FRACT and RID_ACCUM.
8942 Make sure _Sat is used with _Fract or _Accum.
8943 (finish_declspecs): Handle cts_fract and cts_accum.
8944 * c-common.c (fixed-value.h): New include.
8945 (constant_expression_warning): Handle FIXED_CST.
8946 (overflow_warning): Likewise.
8947 (warnings_for_convert_and_check): Likewise.
8948 (c_common_fixed_point_type_for_size): New.
8949 (c_common_type_for_mode): Handle fixed-point modes to
8950 return various saturating/non-saturating, signed/unsigned types.
8951 (c_common_signed_or_unsigned_type): Support fixed-point types.
8952 (shorten_compare): Check fixed-point zero.
8953 Handle FIXED_POINT_TYPE.
8954 (c_common_truthvalue_conversion): Handle FIXED_CST.
8955 Handle FIXED_POINT_TYPE.
8956 (c_common_nodes_and_builtins): Record builtin types for fixed-point
8958 (handle_mode_attribute): Handle fixed-point modes. Need to check
8959 if the signness of base type and fixed-point modes are consistent.
8960 (handle_vector_size_attribute): Handle fixed-point modes.
8961 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
8962 (warn_for_div_by_zero): Check fixed-point zero.
8963 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
8964 a common fixed-point type based on fbit, ibit, sign, and saturation.
8965 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
8966 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
8967 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
8968 (convert_for_assignment): Support FIXED_POINT_TYPE.
8969 (digest_init): Handle FIXED_POINT_TYPE.
8970 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
8971 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8972 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
8973 GE_EXPR, LT_EXPR, GT_EXPR.
8974 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
8975 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
8976 * target.h (gcc_target): Add fixed_point_supported_p.
8977 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
8978 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
8979 (default_fixed_point_supported_p): Define.
8980 * targhooks.h (default_fixed_point_supported_p): Declare.
8981 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
8982 * doc/install.texi (Configuration): Add --enable-fixed-point.
8983 * configure.ac (--enable-fixed-point): New to enable fixed-point
8984 arithmetic extension to C. For mips targets, we enable it by default.
8985 * configure, config.in: Regenerate.
8987 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
8989 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
8991 2007-08-20 David Edelsohn <edelsohn@gnu.org>
8993 * dwarf2out.c (text_section_used): Move declaration outside ifdef
8994 DWARF2_DEBUGGING_INFO.
8995 (cold_text_section_used): Same.
8996 (cold_text_section): Same.
8998 2007-08-20 Richard Guenther <rguenther@suse.de>
9000 * c-typeck.c (convert_for_assignment): Use the type of
9001 the member for the initialization.
9003 2007-08-20 Richard Guenther <rguenther@suse.de>
9005 * c-objc-common.c (c_disregard_inline_limits): Remove.
9006 * c-objc-common.h (c_disregard_inline_limits): Likewise.
9007 * cgraphunit.c (cgraph_process_new_functions): Call
9008 disregard_inline_limits_p.
9009 (cgraph_preserve_function_body_p): Likewise.
9010 * ipa-inline.c (compute_inline_parameters): Likewise.
9011 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
9013 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
9014 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9015 disregard_inline_limits langhook.
9016 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
9018 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9019 disregard_inline_limits langhook.
9020 * tree-inline.c (disregard_inline_limits_p): New function.
9021 * tree-inline.h (disregard_inline_limits_p): Declare.
9023 2007-08-20 Richard Guenther <rguenther@suse.de>
9025 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
9026 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
9027 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9028 auto_var_in_fn_p langhook.
9029 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
9031 * tree.c (auto_var_in_fn_p): ... here.
9032 (find_var_from_fn): Call auto_var_in_fn_p directly.
9033 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9034 auto_var_in_fn_p langhook.
9035 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
9036 (copy_body_r): Likewise.
9037 (self_inlining_addr_expr): Likewise.
9038 * tree.h (auto_var_in_fn_p): Declare.
9040 2007-08-20 Richard Guenther <rguenther@suse.de>
9042 * tree.c (WALK_SUBTREE): Call walk_tree_1.
9043 (walk_type_fields): Take lh parameter.
9044 (walk_tree): Rename to ...
9045 (walk_tree_1): ... this. Do not call the walk_subtrees
9046 langhook but the now passed callback. Pass lh on recursion.
9047 (walk_tree_without_duplicates): Rename to ...
9048 (walk_tree_without_duplicates_1): ... this. Take lh parameter
9049 and call walk_tree_1.
9050 * tree.h (walk_tree_lh): New typedef.
9051 (walk_tree_1): Declare.
9052 (walk_tree_without_duplicates_1): Likewise.
9053 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
9054 (walk_tree_without_duplicates): New define to
9055 walk_tree_without_duplicates_1 with NULL lh parameter.
9056 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
9057 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
9059 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
9060 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
9061 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
9064 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9067 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
9068 code in front of the compacting of basic blocks.
9069 Move the folding of statements inbetween the cgraph checking
9070 and compacting of basic blocks.
9072 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9073 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9076 * config/alpha/alpha.c (va_list_skip_additions): Check for
9077 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
9078 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
9079 PLUS_EXPR when checking ap.__base.
9080 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
9081 when doing addition on pointer types. Use size_int instead of
9083 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
9084 ptr_type in the second operand.
9086 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9089 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
9091 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9094 * cfgexpand.c (expand_one_register_var): Mark pointer
9095 DECL_ARTIFICIAL as REG_POINTER also.
9096 * stmt.c (expand_decl): Likewise.
9098 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
9105 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
9106 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
9107 on_worklist argument and avoid adding things to worklist multiple
9109 (add_to_worklist): Ditto.
9110 (mark_aliases_call_clobbered): Mark entire structure clobbered if
9111 single SFT is clobbered.
9112 (set_initial_properties): Ditto.
9113 (compute_call_clobbered): Update for changes to function
9115 (create_overlap_variables_for): Always create SFT for offset 0.
9116 (create_structure_vars): Handle PHI's, since we are in SSA form at
9118 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
9119 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
9121 (add_vars_for_offset): Figure out aliases from access + points-to.
9122 (add_virtual_operand): Use add_vars-for_offset.
9123 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
9124 (add_call_clobber_ops): Remove makes_clobbering_call set.
9125 (get_expr_operands): Always pass through the INDIRECT_REF
9127 * tree-ssa-structalias.c (struct constraint_graph): Remove
9129 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
9130 address_taken, pt_used, number_incoming.
9131 (FIRST_ADDR_NODE): Removed.
9132 (merge_graph_nodes): Remove broken code for the moment.
9133 (init_graph): New function.
9134 (build_pred_graph): Remove code to init_graph.
9135 Add location equivalence support.
9136 (struct scc_info): Rename roots to deleted.
9138 (init_scc_info): Ditto
9139 (init_topo_info): Use graph->size.
9140 (compute_topo_order): Ditto.
9141 (do_da_constraint): Removed.
9142 (do_sd_constraint): Remove calls to find().
9143 set_union_with_increment should always get 0 as last arg here.
9144 (do_complex_constraint): Replace do_da_constraint with assert.
9146 (struct equiv_class_label): New.
9147 (pointer_equiv_class_table): Ditto.
9148 (location_equiv_class_table): Ditto.
9149 (equiv_class_label_hash): Ditto.
9150 (equiv_class_label_eq): Ditto
9151 (equiv_class_lookup): Ditto.
9152 (equiv_class_ladd): Ditto.
9153 (pointer_equiv_class): Ditto.
9154 (location_equiv_class): Ditto.
9155 (condense_visit): Rename and rewrite from label_visit to do only
9156 SCC related stuff for HU.
9157 (label_visit): Do HU work for HU.
9158 (perform_var_substitution): Update to do HU and location
9160 (free_var_substitution_info): Update to free HU and location
9161 equivalence structures. */
9162 (find_equivalent_node): Update for pointer but not location
9164 (unite_pointer_equivalences): New function.
9165 (move_complex_constraints): Rewrite to only do moving.
9166 (rewrite_constraints): Split out of move_complex_constraints.
9167 (solve_graph): Use graph->size.
9168 (process_constraint_1): Add from_call argument, use it.
9169 Split *a = &b into two constraints.
9170 (process_constraint): Use new process_constraint_1.
9171 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
9172 (get_constraint_for): Handle non-pointer integers properly.
9173 Remove code that used to handle structures.
9174 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
9175 with unknown addends.
9176 (handle_rhs_call): New function.
9177 (find_func_aliases): Use handle_rhs_call.
9178 (set_uids_in_ptset): Add an assert.
9179 (set_used_smts): Fix bug in not considering unified vars.
9180 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
9181 (compute_points_to_sets): Update for other function changes.
9182 (delete_points_to_sets): Ditto.
9183 (ipa_pta_execute): Ditto.
9184 (pass_ipa_pta): We need to update SSA after ipa_pta.
9186 2007-08-19 Jan Hubicka <jh@suse.cz>
9188 * i386.md: Replace "rim" and "mri" constraints by "g".
9190 2007-08-19 Joseph Myers <joseph@codesourcery.com>
9192 * dwarf2out.c (text_section_used, cold_text_section_used,
9193 cold_text_section, dwarf2out_note_section_used): New.
9194 (dwarf2out_init): Initialize cold_text_section.
9195 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
9196 dwarf2out_note_section_used.
9197 (size_of_aranges): Only count entry for text section if it was
9198 used. Count entry for cold text section if it was used.
9199 (output_aranges): Only output entries for text section and cold
9200 text section if they were used.
9202 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9204 * tree-pretty-print.c (debug_generic_expr): Add a comment about
9206 (debug_generic_stmt): Likewise.
9207 (debug_tree_chain): Likewise.
9209 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9211 * tree-data-refs.c (split_constant_offset): Expose.
9212 * tree-data-refs.h (split_constant_offset): Add declaration.
9214 * tree-vectorizer.h (dr_alignment_support): Renamed
9215 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
9216 Added a new value dr_explicit_realign.
9217 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
9218 dr_offset, dr_step, and dr_aligned_to, along with new access
9219 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
9220 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
9221 STMT_VINFO_DR_ALIGNED_TO.
9223 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
9225 In case of outer-loop vectorization with non-fixed misalignment - use
9226 the dr_explicit_realign scheme instead of the optimized realignment
9228 (new_stmt_vec_info): Initialize new fields.
9230 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
9231 'nested_in_vect_loop' case. Change verbosity level.
9232 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
9233 Don't fail on zero step in the outer-loop for loads.
9234 (vect_analyze_data_refs): Call split_constant_offset to calculate
9235 base, offset and init relative to the outer-loop.
9237 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
9238 BSI function argument with a new function argument - at_loop.
9239 Simplify the condition that determines STEP. Takes additional argument
9240 INV_P. Support outer-loop vectorization (handle the
9241 nested_in_vect_loop case), including zero step in the outer-loop. Call
9242 vect_create_addr_base_for_vector_ref with additional argument.
9243 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
9244 Updated function documentation. Handle the 'nested_in_vect_loop' case.
9245 Fixed and simplified calculation of step.
9246 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
9247 of bsi, and with additional argument. Call bump_vector_ptr with
9248 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
9249 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
9250 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
9251 when the realignment setup needs to take place inside the loop.
9252 Support the dr_explicit_realign scheme. Allow generating the optimized
9253 realignment scheme for outer-loop vectorization. Added documentation.
9254 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
9255 the 'nested_in_vect_loop' case, including loads that are invariant in
9256 the outer-loop and the realignment schemes. Handle the case when the
9257 realignment setup needs to take place inside the loop. Call
9258 vect_setup_realignment with additional arguments. Call
9259 vect_create_data_ref_ptr with additional argument and with loop instead
9260 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
9261 (vect_gen_niters_for_prolog_loop): Call
9262 vect_create_addr_base_for_vector_ref with additional arguments.
9263 (vect_create_cond_for_align_checks): Likewise.
9264 (bump_vector_ptr): Updated to support the new dr_explicit_realign
9265 scheme: takes additional argument bump; argument ptr_incr is now
9266 optional; updated documentation.
9267 (vect_init_vector): Takes additional argument (bsi). Use it, if
9268 available, to insert the vector initialization.
9269 (get_initial_def_for_induction): Pass additional argument in call to
9271 (vect_get_vec_def_for_operand): Likewise.
9272 (vect_setup_realignment): Likewise.
9273 (vectorizable_load): Likewise.
9275 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9277 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
9278 as argument instead of struct loop.
9279 (nested_in_vect_loop_p): New function.
9280 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
9282 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
9283 from other phis in the loop.
9284 (destroy_loop_vec_info): Add additional argument to declaration.
9286 * tree-vectorizer.c (supportable_widening_operation): Also check if
9287 nested_in_vect_loop_p (don't allow changing the order in this case).
9288 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
9289 of struct loop. Call nested_in_vect_loop_p and don't require
9290 flag_unsafe_math_optimizations if it returns true.
9291 (new_stmt_vec_info): When setting def_type for phis differentiate
9292 loop-header phis from other phis.
9293 (bb_in_loop_p): New function.
9294 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
9295 just update their loop_vinfo. Order of BB traversal now matters -
9296 call dfs_enumerate_from with bb_in_loop_p.
9297 (destroy_loop_vec_info): Takes additional argument to control whether
9298 stmt_vinfo of the loop stmts should be destroyed as well.
9299 (vect_is_simple_reduction): Allow the "non-reduction" use of a
9300 reduction stmt to be defines by a non loop-header phi.
9301 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
9303 * tree-vect-transform.c (vectorizable_reduction): Call
9304 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
9305 (vectorizable_call): Likewise.
9306 (vectorizable_conversion): Likewise.
9307 (vectorizable_operation): Likewise.
9308 (vectorizable_type_promotion): Likewise.
9309 (vectorizable_type_demotion): Likewise.
9310 (vectorizable_store): Likewise.
9311 (vectorizable_live_operation): Likewise.
9312 (vectorizable_reduction): Likewise. Also pass loop_info to
9313 vect_is_simple_reduction instead of loop.
9314 (vect_init_vector): Call nested_in_vect_loop_p.
9315 (get_initial_def_for_reduction): Likewise.
9316 (vect_create_epilog_for_reduction): Likewise.
9317 (vect_init_vector): Check which loop to work with, in case there's an
9319 (get_initial_def_for_inducion): Extend to handle outer-loop
9320 vectorization. Fix indentation.
9321 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
9322 In the case vect_induction_def get the vector def from the induction
9323 phi node, instead of calling get_initial_def_for_inducion.
9324 (get_initial_def_for_reduction): Extend to handle outer-loop
9326 (vect_create_epilog_for_reduction): Extend to handle outer-loop
9328 (vect_transform_loop): Change assert to just skip this case. Add a
9330 (vect_finish_stmt_generation): Add a couple asserts.
9332 (vect_estimate_min_profitable_iters): Multiply
9333 cost of inner-loop stmts (in outer-loop vectorization) by estimated
9335 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
9336 this is an inner-loop reduction in outer-loop vectorization.
9338 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
9339 Same code as what used to be vect_analyze_scalar_cycles, only with
9340 additional argument loop, and loop_info passed to
9341 vect_is_simple_reduction instead of loop.
9342 (vect_analyze_scalar_cycles): Code factored out into
9343 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
9344 Updated documentation.
9345 (analyze_operations): Check for inner-loop loop-closed exit-phis during
9346 outer-loop vectorization that are live or not used in the outerloop,
9347 cause this requires special handling.
9348 (vect_enhance_data_refs_alignment): Don't consider versioning for
9350 (vect_analyze_data_refs): Check that there are no datarefs in the
9352 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
9353 and vect_used_in_outer_by_reduction cases.
9354 (process_use): Also consider the case of outer-loop stmt defining an
9355 inner-loop stmt and vice versa.
9356 (vect_analyze_loop_1): New function.
9357 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
9358 loops. Call vect_analyze_loop_1.
9359 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
9360 been vectorized. Call destroy_loop_vec_info with additional argument.
9362 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
9363 in the inner-loop when doing outer-loop vectorization. Add
9364 documentation and printout.
9365 (vect_recog_dot_prod_pattern): Likewise. Also add check for
9366 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
9368 2007-08-18 Andrew Pinski <pinskia@gmail.com>
9370 * tree-affine.h (print_aff): New prototype.
9371 (debug_aff): Likewise.
9372 * tree-affine.c (print_aff): New function.
9373 (debug_aff): Likewise.
9375 2007-08-18 Paul Brook <paul@codesourcery.com>
9376 Joseph Myers <joseph@codesourcery.com>
9378 * common.opt (-fdebug-prefix-map=): New option.
9379 * opts.c: Include debug.h.
9380 (common_handle_option): Handle -fdebug-prefix-map.
9381 * final.c: Include ggc.h.
9382 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
9383 remap_debug_filename): New.
9384 * Makefile.in (final.o, opts.o): Update dependencies.
9385 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
9386 * configure.ac: Check for assembler --debug-prefix-map support.
9387 * configure, config.in: Regenerate.
9388 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
9389 (ASM_DEBUG_SPEC): Include ASM_MAP.
9390 * doc/install.texi (--with-debug-prefix-map): Document.
9391 * doc/invoke.texi (-fdebug-prefix-map): Document.
9392 * dbxout.c (dbxout_init, dbxout_start_source_file,
9393 dbxout_source_file): Call remap_debug_filename.
9394 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
9395 dwarf2out_start_source_file, dwarf2out_finish): Call
9396 remap_debug_filename.
9397 (file_table_relative_p): Do not check d->emitted_number.
9398 * toplev.c (output_file_directive): Call remap_debug_filename.
9399 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
9400 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
9402 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9404 * loop-invariant.c (find_invariants_to_move): Add missing macro
9407 2007-08-17 Tom Tromey <tromey@redhat.com>
9409 * tree.h (struct tree_label_decl): Removed old "java" fields.
9411 2007-08-17 Richard Sandiford <richard@codesourcery.com>
9412 Nigel Stephens <nigel@mips.com>
9414 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
9415 Treat -mno-data-in-code and -mcode-xonly as aliases for
9416 -mcode-readable=no and -mcode-readable=pcrel respectively.
9417 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
9418 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
9419 (MULTILIB_DIRNAMES): Update accordingly.
9421 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
9423 * Makefile.in (version.o): Depend on $(REVISION) only if
9424 REVISION_s is defined.
9426 2007-08-17 Sa Liu <saliu@de.ibm.com>
9427 Ulrich Weigand <uweigand@de.ibm.com>
9430 * tree.c (reconstruct_complex_type): For a pointer to a vector,
9431 use build_qualified_type to retain qualifiers of the base type.
9433 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
9435 * config/score/score.md : Update pattern tablejump.
9436 * config/score/score.c : Update score_initialize_trampoline
9438 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
9439 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
9440 * doc/contrib.texi: Add my entry.
9442 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
9444 * Makefile.in (REVISION): New.
9447 (version.o): Also depend on $(REVISION). Add
9448 -DREVISION=$(REVISION_s).
9450 * version.c (version_string): Add REVISION.
9452 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
9454 * tree-eh.c (lower_try_finally_onedest): Reset the locus
9455 of GOTO that's relocated to a different block.
9457 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9459 * c-common.c (const_strip_array_types): New.
9460 * c-common.h (lang_missing_noreturn_ok_p): Delete.
9461 (const_strip_array_types): New.
9462 * c-objc-common.c (c_disregard_inline_limits,
9463 c_warn_unused_global_decl): Constify.
9464 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
9465 c_vla_type_p, c_incomplete_type_error): Likewise.
9466 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
9467 * hooks.c (hook_bool_const_tree_false): New.
9468 * hooks.h (hook_bool_const_tree_false): Likewise.
9469 * langhooks-def.h (lhd_warn_unused_global_decl,
9470 lhd_incomplete_type_error, lhd_expr_size,
9471 lhd_tree_inlining_disregard_inline_limits,
9472 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9473 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
9474 * langhooks.c (lhd_warn_unused_global_decl,
9475 lhd_incomplete_type_error,
9476 lhd_tree_inlining_disregard_inline_limits,
9477 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9478 lhd_expr_size): Likewise.
9479 * langhooks.h (lang_hooks_for_tree_inlining,
9480 lang_hooks_for_tree_dump, lang_hooks_for_types,
9481 lang_hooks_for_decls, lang_hooks): Likewise.
9482 * pointer-set.c (pointer_set_t, pointer_set_create,
9483 pointer_set_contains, insert_aux, pointer_set_insert,
9484 pointer_set_traverse, pointer_map_t, pointer_map_create,
9485 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
9487 * pointer-set.h (pointer_set_contains, pointer_set_insert,
9488 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
9489 pointer_map_traverse): Likewise.
9490 * predict.c (assert_is_empty): Likewise.
9491 * tree-affine.c (free_name_expansion): Likewise.
9492 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
9493 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
9494 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
9496 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
9498 * tree-vectorizer.c (new_loop_vec_info): Initialize new
9500 (destroy_loop_vec_info): Add call to VEC_free.
9501 * tree-vectorizer.h (may_alias_ddrs): Define.
9502 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
9503 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9504 Change reporting to dump.
9505 (vect_is_duplicate_ddr): New.
9506 (vect_mark_for_runtime_alias_test): New.
9507 (vect_analyze_data_ref_dependences) Add call to
9508 vect_mark_for_runtime_alias_test.
9509 (vect_enhance_data_refs_alignment): Define local variable
9510 vect_versioning_for_alias_required, don't perform
9511 peeling for alignment if versioning for alias is
9513 (vect_enhance_data_refs_alignment): Use
9514 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
9515 PARAM_VECT_MAX_VERSION_CHECKS.
9516 * tree-vect-transform.c
9517 (vect_create_cond_for_alias_checks): New.
9518 (vect_transform_loop): Add call to
9519 vect_create_cond_for_alias_checks.
9520 (vect_vfa_segment_size): New.
9521 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
9523 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
9525 (vect-max-version-for-alignment-checks): Document.
9526 (vect-max-version-for-alias-checks): Document.
9527 (vect-max-version-checks): Remove.
9529 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
9531 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
9532 the same line as the instruction for all asm dialects.
9533 (*rep_movsi): Ditto.
9534 (*rep_movsi_rex64): Ditto.
9535 (*rep_movqi): Ditto.
9536 (*rep_movqi_rex64): Ditto.
9537 (*rep_stosdi_rex64): Ditto.
9538 (*rep_stossi): Ditto.
9539 (*rep_stossi_rex64): Ditto.
9540 (*rep_stosqi): Ditto.
9541 (*rep_stosqi_rex64): Ditto.
9542 (*cmpstrnqi_nz_1): Ditto.
9543 (*cmpstrnqi_nz_rex_1): Ditto.
9544 (*cmpstrnqi_1): Ditto.
9545 (*cmpstrnqi_rex_1): Ditto.
9546 (*strlenqi_1): Ditto.
9547 (*strlenqi_rex_1): Ditto.
9548 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
9549 prefix on the same line as the instruction for all asm dialects.
9550 (sync_double_compare_and_swap<mode>): Ditto.
9551 (*sync_double_compare_and_swapdi_pic): Ditto.
9552 (*sync_compare_and_swap_cc<mode>): Ditto.
9553 (sync_double_compare_and_swap_cc<mode>): Ditto.
9554 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9555 (sync_old_add<mode>): Ditto.
9556 (sync_add<mode>): Ditto.
9557 (sync_sub<mode>): Ditto.
9558 (sync_ior<mode>): Ditto.
9559 (sync_and<mode>): Ditto.
9560 (sync_xor<mode>): Ditto.
9562 2007-08-16 Richard Sandiford <richard@codesourcery.com>
9565 * reload.c (find_reloads): Check that the memory returned by
9566 find_reloads_toplev was not the result of forcing a constant
9568 (find_reloads_toplev): Always use simplify_gen_subreg to get
9569 the subreg of a constant. If the result is also a constant,
9570 but not a legitimate one, force it into the constant pool
9571 and reload its address.
9573 2007-08-15 David Edelsohn <edelsohn@gnu.org>
9575 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
9578 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
9580 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
9581 directive for the current vector ABI.
9583 2007-08-15 Steve Ellcey <sje@cup.hp.com>
9586 * caller-save.c (reg_save_code): Set invalide status on restore code.
9588 2007-08-15 Diego Novillo <dnovillo@google.com>
9590 * tree-ssa-alias.c (compute_memory_partitions): Use
9591 alias_bitmap_obstack to allocate bitmaps.
9592 (reset_alias_info): Factor out of init_alias_info.
9593 Mark all name tags not associated to an SSA name for renaming.
9594 (init_alias_info): Call it.
9595 (create_name_tags): Tidy. Add comments.
9596 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
9598 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9600 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
9601 scheduler dependencies.
9603 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
9605 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
9607 (*iorsi_1_zext): Likewise.
9608 (*iorsi_1_zext_imm): Likewise.
9609 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
9610 with "rm"/"xm" constraint.
9611 (sse2_vmsqrtv2df2): Likewise.
9613 2007-08-15 Jakub Jelinek <jakub@redhat.com>
9616 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
9619 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
9621 * tree-pass.h (PROP_pta): Removed.
9622 (TODO_rebuild_alias): New.
9623 (pass_may_alias): Removed.
9624 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
9625 aliasing if we changed something.
9626 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
9628 (pass_may_alias): Removed.
9629 (create_structure_vars): Return TODO_rebuild_alias.
9630 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
9631 * tree-sra.c (tree_sra): Only rebuild aliasing if something
9633 (tree_sra_early): We never affect aliasing right now.
9634 * tree-flow.h (compute_may_aliases): New prototype.
9635 * passes.c: Remove pass_may_alias from the passes.
9636 (execute_function_todo): Support TODO_rebuild_alias.
9638 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
9640 * i386.c: (legitimize_address): Move dllimported variable check
9641 infront of legitimizing pic address of CONST symbols.
9643 2007-08-14 Steve Ellcey <sje@cup.hp.com>
9645 PR tree-optimization/32941
9646 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
9647 (goto_queue_cmp): Remove.
9648 (find_goto_replacement): Change search method.
9649 (maybe_record_in_goto_queue): Add assert.
9650 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
9651 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
9653 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9655 * alias.c (component_uses_parent_alias_set): Constify.
9656 * alias.h (component_uses_parent_alias_set): Likewise.
9657 * cfgrtl.c (print_rtl_with_bb): Likewise.
9658 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
9659 mpz_get_double_int): Likewise.
9660 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
9661 mpz_get_double_int): Likewise.
9662 * expr.c (is_aligning_offset, undefined_operand_subword_p,
9663 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
9665 * expr.h (safe_from_p): Likewise.
9666 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
9668 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
9669 zero_sized_type, goa_lhs_expr_p): Likewise.
9670 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
9671 * rtl.h (print_rtl_with_bb): Likewise.
9672 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
9673 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
9674 * tree-flow-inline.h (bb_stmt_list): Constify.
9675 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
9677 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
9678 const_first_stmt, const_last_stmt): New.
9679 (block_may_fallthru, empty_block_p): Constify.
9680 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
9681 EXPR_ONLY_BODY): New.
9682 (expr_first, expr_last, expr_only): Use macro for body.
9683 (const_expr_first, const_expr_last, const_expr_only): New.
9684 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
9685 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
9686 ctsi_prev, ctsi_stmt): New.
9687 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
9688 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
9689 * tree-ssa-loop-niter.c (loop_only_exit_p,
9690 derive_constant_upper_bound): Likewise.
9691 * tree-ssa-phiopt.c (empty_block_p): Likewise.
9692 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
9693 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
9694 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
9695 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
9696 * tree.c (get_type_static_bounds): Likewise.
9697 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
9698 (get_type_static_bounds): Constify.
9700 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9703 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
9704 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
9705 (*<addsub><mode>3_cc_overflow): New.
9706 (*add<mode>3_cconly_overflow): New.
9707 (*sub<mode>3_cconly_overflow): New.
9708 (*<addsub>si3_zext_cc_overflow): New.
9709 * config/i386/predicates.md (fcmov_comparison_operator): Accept
9710 CCCmode for LTU, GTU, LEU and GEU.
9711 (ix86_comparison_operator): Likewise.
9712 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
9713 * config/i386/i386.c (put_condition_code): Support CCCmode.
9714 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
9715 or MINUS expressions.
9717 2007-08-14 Andrew Pinski <pinskia@gmail.com>
9720 * c-typeck.c (build_binary_op): Disallow vector float types with
9721 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
9723 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
9725 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
9726 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
9727 (dep_def): New typedef.
9728 (init_dep_1, sd_debug_dep): Declare functions.
9729 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
9730 (debug_dep_links): Remove.
9731 (struct _deps_list): New field 'n_links'.
9732 (DEPS_LIST_N_LINKS): New macro.
9733 (FOR_EACH_DEP_LINK): Remove.
9734 (create_deps_list, free_deps_list, delete_deps_list): Remove
9736 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9737 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9738 (copy_deps_list_change_con, move_dep_link): Ditto.
9739 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
9740 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
9742 (INSN_BACK_DEPS): Remove.
9743 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
9745 (INSN_DEP_COUNT): Remove.
9746 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
9747 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
9748 Declare global variables.
9749 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
9750 (add_forw_dep, compute_forward_dependences): Remove declarations.
9751 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
9752 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9753 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
9755 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
9757 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
9758 (sd_list_types_def): New typedef.
9759 (sd_next_list): Declare function.
9760 (struct _sd_iterator): New type.
9761 (sd_iterator_def): New typedef.
9762 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
9764 (FOR_EACH_DEP): New cycle wrapper.
9765 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
9767 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
9768 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
9771 * sched-deps.c (init_dep_1): Make global.
9772 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
9774 (dump_dep): New static function.
9775 (dump_dep_flags): New static variable.
9776 (sd_debug_dep): New function.
9777 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
9779 (move_dep_link): Use remove_from_deps_list (), instead of
9781 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
9782 (dep_link_is_detached_p): New static function.
9783 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
9785 (dn_pool, dl_pool): New alloc_pools.
9786 (dn_pool_diff, dl_pool_diff): New static variables.
9787 (create_dep_node, delete_dep_node): New static function.
9788 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
9789 (deps_list_empty_p): Make it static. Use 'n_links' field.
9790 (deps_pools_are_empty_p): New static function.
9791 (alloc_deps_list, delete_deps_list): Remove.
9792 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
9793 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9794 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
9795 (forward_dependency_cache): Remove.
9796 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
9797 'back' from the names. Change signature to use dep_t instead of
9799 (add_back_dep): Ditto. Make global.
9800 (check_dep_status): Rename to check_dep ().
9801 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
9803 (sd_finish_insn): Ditto.
9804 (sd_find_dep_between_no_cache): New static function.
9805 (sd_find_dep_between): New function.
9806 (ask_dependency_caches, set_dependency_caches): New static functions.
9807 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
9808 (add_or_update_dep_1): Separate pieces of functionality into
9809 ask_dependency_caches (), update_dependency_caches (),
9810 change_spec_dep_to_hard (), update_dep ().
9811 (get_back_and_forw_lists): New static function.
9812 (sd_add_dep): Separate setting of dependency caches into
9813 set_dependency_caches ().
9814 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
9816 (sd_delete_dep): Ditto.
9817 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
9818 (dump_lists): New static function.
9819 (sd_debug_lists): New debug function.
9820 (delete_all_dependences, fixup_sched_groups): Update to use
9821 sd_* infrastructure.
9822 (sched_analyze_2): Create data-speculative dependency only if
9823 data-speculation is enabled.
9824 (sched_analyze_insn): If insn cannot be speculative, make all its
9825 dependencies non-speculative.
9826 (sched_analyze): Use sd_init_insn ().
9827 (add_forw_dep, compute_forward_dependencies): Remove.
9828 (delete_dep_nodes_in_back_deps): New static function.
9829 (sched_free_deps): New function.
9830 (init_dependency_caches): Init alloc_pools.
9831 (extend_depedency_caches): Update after removing of
9832 forward_dependency_cache.
9833 (free_dependency_caches): Ditto. Free alloc_pools.
9834 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
9835 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
9837 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9838 (add_dependence): Use init_dep ().
9839 (get_dep_weak_1): New static function.
9840 (get_dep_weak): Move logic to get_dep_weak_1 ().
9841 (dump_ds): New static function moved from haifa-sched.c:
9842 debug_spec_status ().
9843 (debug_ds): New debug function.
9844 (check_dep_status): Rename to check_dep (). Update to check whole
9847 * haifa-sched.c (spec_info): Make global.
9848 (added_recovery_block_p): Rename to
9849 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
9850 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
9851 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
9852 to use new interfaces.
9853 (ok_for_early_queue_removal): Ditto.
9854 (schedule_block): Initialize logical uids of insns emitted by the
9856 (sched_init): Initialize new variable.
9857 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9859 (extend_global): Initialize insn data.
9860 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
9861 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
9863 (add_to_speculative_block): Update to use new interfaces.
9864 (create_recovery_block): Set new variables.
9865 (create_check_block_twin, fix_recovery_deps): Update to use new
9867 (sched_insn_is_legitimate_for_speculation_p): New function.
9868 (speculate_insn): Move checking logic to
9869 sched_insn_is_legitimate_for_speculation_p ().
9870 (sched_remove_insn): Finalize sched-deps information of instruction.
9871 (clear_priorities, add_jump_dependencies): Update to use new
9873 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
9875 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
9876 to use new interfaces.
9877 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
9878 (new_ready): Try to use control speculation only if it is available.
9879 (add_branch_dependences): Update to use new interfaces.
9880 (compute_block_backward_dependences): Rename to
9881 compute_block_dependences (). Call
9882 targetm.sched.dependencies_evaluation_hook ().
9883 (free_block_dependencies): New static function.
9884 (debug_dependencies): Update to use new interfaces.
9885 (schedule_region): Remove separate computation of forward dependencies.
9886 Move call of targetm.sched.dependencies_evaluation_hook () to
9887 compute_block_dependences (). Free dependencies at the end of
9888 scheduling the region.
9890 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
9892 (add_deps_for_risky_insns): Ditto.
9893 (schedule_ebb): Remove separate computation of forward dependencies.
9894 Free dependencies at the end of scheduling the ebb.
9896 * ddg.c (create_ddg_dependence): Update to use new interfaces.
9897 (build_intra_loop_deps): Ditto. Remove separate computation of
9898 forward dependencies. Free sched-deps dependencies.
9900 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
9901 to use new interfaces.
9902 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
9904 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
9906 (is_costly_group): Ditto.
9908 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9910 * alias.c (rtx_equal_for_memref_p): Constify.
9911 * basic-block.h (const_edge, const_basic_block): New.
9912 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
9913 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
9914 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
9915 probably_never_executed_bb_p, edge_probability_reliable_p,
9916 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
9917 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
9919 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
9920 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
9922 * cfganal.c (flow_active_insn_p, forwarder_block_p,
9923 flow_nodes_print, dfs_enumerate_from): Likewise.
9924 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
9925 control_flow_insn_p, count_basic_blocks): Likewise.
9926 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
9927 get_loop_body_with_size, loop_exit_edge_p): Likewise.
9928 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
9929 average_num_loop_insns, loop_exit_edge_p,
9930 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
9931 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
9932 average_num_loop_insns, seq_cost): Likewise.
9933 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
9934 * dominance.c (dominated_by_p): Likewise.
9935 * emit-rtl.c (validate_subreg): Likewise.
9936 * except.c (can_throw_internal, can_throw_external): Likewise.
9937 * except.h (can_throw_internal, can_throw_external): Likewise.
9938 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
9939 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
9940 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
9941 simple_mem, store_ops_ok, load_kills_store, find_loads,
9942 store_killed_in_insn, store_killed_after, store_killed_before,
9943 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
9945 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
9946 noce_mem_write_may_trap_or_fault_p): Likewise.
9947 * pointer-set.c (pointer_set_contains, pointer_map_contains):
9949 * pointer-set.h (pointer_set_contains, pointer_map_contains):
9951 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
9952 probably_cold_bb_p, probably_never_executed_bb_p,
9953 edge_probability_reliable_p, br_prob_note_reliable_p,
9954 can_predict_insn_p): Likewise.
9955 * regclass.c (reg_set_to_hard_reg_set): Likewise.
9956 * resource.c (return_insn_p): Likewise.
9957 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
9959 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
9960 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
9961 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
9962 verify_gimple_modify_stmt): Likewise.
9963 * tree-chrec.c (is_not_constant_evolution,
9964 is_multivariate_chrec_rec, is_multivariate_chrec,
9965 chrec_contains_symbols, chrec_contains_undetermined,
9966 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
9967 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
9968 eq_evolutions_p, scev_direction): Likewise.
9969 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
9970 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
9971 chrec_contains_symbols_defined_in_loop,
9972 chrec_contains_undetermined, tree_contains_chrecs,
9973 evolution_function_is_affine_multivariate_p,
9974 evolution_function_is_univariate_p, chrec_zerop,
9975 evolution_function_is_constant_p, evolution_function_is_affine_p,
9976 evolution_function_is_affine_or_constant_p,
9977 tree_does_not_contain_chrecs, chrec_type): Likewise.
9978 * tree-data-ref.c (tree_fold_divides_p,
9979 object_address_invariant_in_loop_p, dr_may_alias_p,
9980 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
9981 same_access_functions, constant_access_functions,
9982 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
9984 * tree-flow.h (scev_direction): Likewise.
9985 * tree-gimple.c (is_gimple_stmt): Likewise.
9986 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
9988 * tree-pretty-print.c (op_prio): Likewise.
9989 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
9990 analyzable_condition, backedge_phi_arg_p): Likewise.
9991 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
9992 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
9993 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
9996 2007-08-13 Dan Hipschman <dsh@google.com>
9999 * c-format.c (check_format_arg): Move check for zero-length
10000 format strings below the check for unterminated strings.
10002 2007-08-13 Andrew Pinski <pinskia@gmail.com>
10005 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
10008 2007-08-13 Nick Clifton <nickc@redhat.com>
10010 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
10012 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10015 * c-format.c (gcc_gfc_length_specs): New array.
10016 (gcc_gfc_char_table): Add unsigned specifier, and references to
10017 the l length modifier.
10018 (format_types_orig): Use the new gcc_gfc_length_specs.
10020 2007-08-12 Sa Liu <saliu@de.ibm.com>
10022 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
10023 and with REG_RETVAL note after split.
10025 2007-08-11 David Daney <ddaney@avtrex.com>
10027 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
10028 as ATTRIBUTE_UNUSED.
10030 2007-08-11 David Edelsohn <edelsohn@gnu.org>
10031 Segher Boessenkool <segher@kernel.crashing.org>
10033 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
10034 HAVE_LOCAL_CPU_DETECT not defined.
10036 2007-08-11 Jan Hubicka <jh@suse.cz>
10038 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
10039 (cgraph_process_new_functions): Honor previous value of
10040 disregard_inline_limits.
10041 * ipa-inline.c (compute_inline_parameters): Likewise.
10043 2007-08-11 Ian Lance Taylor <iant@google.com>
10045 * alias.h (alias_set_type): Define new type.
10046 (ALIAS_SET_MEMORY_BARRIER): Use it.
10047 * rtl.h: Include alias.h.
10048 (struct mem_attrs): Use alias_set_type.
10049 * tree.h: Include alias.h
10050 (struct tree_type): Use alias_set_type.
10051 (struct tree_struct_field_tag): Likewise.
10052 (struct tree_decl_common): Likewise.
10053 * alias.c (struct alias_set_entry): Use alias_set_type.
10054 (get_alias_set_entry, alias_set_subset_of): Likewise.
10055 (alias_sets_conflict_p): Likewise.
10056 (alias_sets_must_conflict_p): Likewise.
10057 (objects_must_conflict_p): Likewise.
10058 (get_alias_set, new_alias_set): Likewise.
10059 (record_alias_subset, record_component_aliases): Likewise.
10060 (varargs_set, frame_set): Change to alias_set_type.
10061 (get_varargs_alias_set): Use alias_set_type.
10062 (get_frame_alias_set): Likewise.
10063 * builtins.c (setjmp_alias_set): Change to alias_set_type.
10064 * dse.c (struct store_info): Use alias_set_type.
10065 (struct read_info, struct clear_alias_mode_holder): Likewise.
10066 (clear_alias_set_lookup, canon_address): Likewise.
10067 (record_store, check_mem_read_rtx): Likewise.
10068 (dse_record_singleton_alias_set): Likewise.
10069 (dse_invalidate_singleton_alias_set): Likewise.
10070 * emit-rtl.c (get_mem_attrs): Likewise.
10071 (set_mem_attributes_minus_bitpos): Likewise.
10072 (set_mem_alias_set): Likewise.
10073 * expr.c (store_constructor_field, store_field): Likewise.
10074 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
10075 * langhooks.c (lhd_get_alias_set): Likewise.
10076 * langhooks-def.h (lhd_get_alias_set): Likewise.
10077 * reload1.c (alter_reg): Likewise.
10078 * tree-flow.h (struct fieldoff): Likewise.
10079 * tree-ssa-alias.c (struct alias_map_d): Likewise.
10080 (may_alias_p, get_smt_for, create_sft): Likewise.
10081 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
10082 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
10083 (merge_smts_into): Likewise.
10084 * varasm.c (const_alias_set): Likewise.
10085 * c-common.c (strict_aliasing_warning): Likewise.
10086 (c_common_get_alias_set): Likewise.
10087 * dse.h (dse_record_singleton_alias_set): Update declaration.
10088 (dse_invalidate_singleton_alias_set): Likewise.
10089 * emit-rtl.h (set_mem_alias_set): Likewise.
10090 * c-common.h (c_common_get_alias_set): Likewise.
10091 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
10092 * print-tree.c (print_node): Likewise.
10093 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
10095 (alpha_setup_incoming_varargs): Use alias_set_type.
10096 * config/i386/i386.c (setup_incoming_varargs_64): Use
10098 (setup_incoming_varargs_ms_64): Likewise.
10099 (ix86_GOT_alias_set): Likewise.
10100 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10101 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
10102 (set): Change to alias_set_type.
10103 (get_TOC_alias_set): Use alias_set_type.
10104 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
10106 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
10107 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
10109 (struct_value_alias_set): Likewise.
10110 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
10112 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10114 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
10115 * config/vxworks.h (TARGET_VXWORKS): Override.
10116 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
10117 "mips" if TARGET_VXWORKS.
10119 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10121 * calls.c (avoid_likely_spilled_reg): New function.
10122 (expand_call): Use it.
10124 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10126 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
10128 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
10130 * config/mips/predicates.md (const_call_insn_operand): Invoke
10131 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
10133 2007-08-10 David Edelsohn <edelsohn@gnu.org>
10136 * config/rs6000/driver-rs6000.c: Include link.h.
10137 Use ElfW instead of wordsize-specif typedef.
10139 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10141 * system.h (CONST_CAST): New.
10142 * c-decl.c (c_make_fname_decl): Use it.
10143 * c-lex.c (cb_ident, lex_string): Likewise.
10144 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10145 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
10146 give_switch, set_multilib_dir): Likewise.
10147 * gengtype-parse.c (string_seq, typedef_name): Likewise.
10148 * passes.c (execute_one_pass): Likewise.
10149 * prefix.c (update_path): Likewise.
10150 * pretty-print.c (pp_base_destroy_prefix): Likewise.
10151 * tree.c (build_string): Likewise.
10153 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10155 * tree-flow-inline.h (is_exec_stmt): Remove.
10156 (is_label_stmt): Remove.
10157 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
10160 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
10162 * lower-subreg.c (resolve_shift_zext): Don't adjust
10163 src_reg_num for wordmode operands.
10165 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
10166 David Ung <davidu@mips.com>
10168 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
10169 (TARGET_SCHED_REORDER2): Define.
10170 (mips_maybe_swap_ready): New.
10171 (mips_last_74k_agen_insn): New.
10172 (mips_74k_agen_init): New.
10173 (mips_74k_agen_reorder): New function to group loads and stores
10174 in the ready queue.
10175 (mips_sched_init): New.
10176 (mips_sched_reorder): Don't do initialization here. Call
10177 mips_74k_agen_reorder.
10178 (mips_variable_issue): Call mips_74k_agen_init.
10180 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10182 * tree-flow-inline.h (get_filename): Remove.
10184 2007-08-10 Richard Sandiford <richard@codesourcery.com>
10186 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
10188 (mips_fetch_insns): Delete in favor of...
10189 (mips_load_store_insns): ...this new function.
10190 * config/mips/mips.c (mips_address_insns): Add a boolean argument
10191 to say whether multiword moves _might_ be split.
10192 (mips_fetch_insns): Delete in favor of...
10193 (mips_load_store_insns): ...this new function.
10194 (mips_rtx_costs): Update the call to mips_address_insns.
10195 (mips_address_cost): Likewise.
10196 * config/mips/mips.md (length): Use mips_load_store_insns instead
10197 of mips_fetch_insns.
10198 * config/mips/constraints.md (R): Use mips_address_insns rather
10199 than mips_fetch_insns. Assume that the move never needs to be split.
10201 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10203 * config/mips/mips.opt (mhard-float, msoft-float): Make these
10204 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
10205 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
10206 * config/mips/mips.h (mips16_hard_float): Delete.
10207 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
10208 definitions, and replace with....
10209 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
10210 * config/mips/mips.c (mips16_hard_float): Delete. Replace
10211 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
10212 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
10213 (override_options): Replace MASK_SOFT_FLOAT references with
10214 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
10215 and mips16_hard_float when TARGET_MIPS16.
10217 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10220 * c-typeck.c (build_binary_op): Check for non pointer types before
10221 calling int_fits_type_p.
10223 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10225 PR middle-end/32813
10226 * fold-const.c (omit_one_operand): Return only the ommitted expression
10227 if the result is an empty statement.
10228 (pedantic_omit_one_operand): Likewise.
10230 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
10232 * c-typeck.c (readonly_error): Improve error for assignment.
10234 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
10236 (pp_c_expression): Ditto.
10238 2007-08-09 Simon Baldwin <simonb@google.com>
10240 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
10241 break that was preventing simplify_associative_operation() for xor.
10243 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10244 Nigel Stephens <nigel@mips.com>
10246 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
10247 Document change in interpretation of value from boolean to
10249 * optabs.c (expand_ffs, expand_ctz): New functions to compute
10250 ffs and ctz using clz.
10251 (expand_unop): Call them.
10252 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
10254 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
10255 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
10256 enable the new ffs expansion on this target.
10258 2007-08-09 Jan Hubicka <jh@suse.cz>
10260 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
10261 (expand_ternary_op): Likewise.
10262 (expand_vec_shift_expr): Likewise.
10263 (expand_binop_directly): Likewise.
10264 (expand_binop): Likewise.
10265 (sign_expand_binop): Likewise.
10266 (expand_twoval_unop): Likewise.
10267 (expand_twoval_binop): Likewise.
10268 (expand_twoval_binop_libfunc): Likewise.
10269 (widen_clz): Likewise.
10270 (widen_bswap): Likewise.
10271 (expand_parity): Likewise.
10272 (expand_unop): Likewise.
10273 (expand_abs_nojump): Likewise.
10274 (expand_copysign): Likewise.
10275 (emit_no_conflict_block): Likewise.
10276 (emit_libcall_block): Likewise.
10277 (can_compare_p): Likewise.
10278 (prepare_cmp_insn): Likewise.
10279 (emit_cmp_and_jump_insn_1): Likewise.
10280 (prepare_float_lib_cmp): Likewise.
10281 (emit_conditional_add): Likewise.
10282 (gen_add2_insn): Likewise.
10283 (have_add2_insn): Likewise.
10284 (gen_sub2_insn): Likewise.
10285 (have_sub2_insn): Likewise.
10286 (can_extend_p): Likewise.
10287 (can_fix_p): Likewise.
10288 (can_float_p): Likewise.
10289 (expand_float): Likewise.
10290 (expand_fix): Likewise.
10291 (expand_sfix_optab): Likewise.
10292 (new_optab): Likewise.
10293 (new_convert_optab): Likewise.
10294 (init_libfuncs): Likewise.
10295 (init_interclass_conv_libfuncs): Likewise.
10296 (init_intraclass_conv_libfuncs): Likewise.
10297 (set_conv_libfunc): Likewise.
10298 (init_optabs): Likewise.
10299 (debug_optab_libfuncs): Likewise.
10300 (gen_cond_trap): Likewise.
10301 * optabs.h (optab_handler, convert_optab_hanlder): New.
10302 * genopinit.c: Update optabs generation table.
10303 * reload.c (find_reloads_address_1): Use optabs accestors.
10304 * builtins.c (expand_builtin_mathfn): Likewise.
10305 (expand_builtin_mathfn_2): Likewise.
10306 (expand_builtin_mathfn_3): Likewise.
10307 (expand_builtin_interclass_mathfn): Likewise.
10308 (expand_builtin_sincos): Likewise.
10309 (expand_builtin_cexpi): Likewise.
10310 (expand_builtin_powi): Likewise.
10311 (expand_builtin_strlen): Likewise.
10312 * dojump.c (do_jump): Likewise.
10313 * expr.c (convert_move): Likewise.
10314 (move_by_pieces): Likewise.
10315 (move_by_pieces_ninsns): Likewise.
10316 (can_store_by_pieces): Likewise.
10317 (store_by_pieces_1): Likewise.
10318 (emit_move_via_integer): Likewise.
10319 (emit_move_complex): Likewise.
10320 (emit_move_ccmode): Likewise.
10321 (emit_move_insn_1): Likewise.
10322 (emit_single_push_insn): Likewise.
10323 (store_constructor): Likewise.
10324 (expand_expr_real_1): Likewise.
10325 (do_store_flag): Likewise.
10326 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
10327 (enumerate_modes): Likewise.
10328 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10329 (supportable_widening_operation): Likewise.
10330 (supportable_narrowing_operation): Likewise.
10331 * expmed.c (store_bit_field_1): Likewise.
10332 (extract_bit_field_1): Likewise.
10333 (expand_mult_highpart_optab): Likewise.
10334 (expand_smod_pow2): Likewise.
10335 (expand_divmod): Likewise.
10336 (emit_store_flag): Likewise.
10337 * tree-vect-patterns.c
10338 (vect_pattern_recog_1): Likewise.
10339 * tree-ssa-loop-prefetch.c
10340 (nontemporal_store_p): Likewise.
10341 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
10342 (vect_create_epilog_for_reduction): Likewise.
10343 (vectorizable_reduction): Likewise.
10344 (vectorizable_operation): Likewise.
10345 (vect_strided_store_supported): Likewise.
10346 (vectorizable_store): Likewise.
10347 (vect_strided_load_supported): Likewise.
10348 (vectorizable_load): Likewise.
10349 * combine.c (simplify_comparison): Likewise.
10350 * tree-vect-generic.c
10351 (type_for_widest_vector_mode): Likewise.
10352 (expand_vector_operations_1): Likewise.
10353 * config/spu/spu.c (spu_expand_mov): Likewise.
10354 (spu_emit_vector_compare): Likewise.
10355 * config/rs6000/rs6000.c
10356 (rs6000_emit_vector_compare): Likewise.
10357 * stmt.c (add_case_node): Likewise.
10358 * reload1.c (gen_reload):
10360 2007-08-09 Michael Matz <matz@suse.de>
10362 * tree.h (fixed_zerop): Declare as taking a const_tree.
10363 * tree.c (fixed_zerop): Take a const_tree.
10365 2007-08-09 Ira Rosen <irar@il.ibm.com>
10367 * tree-vect-transform.c (vectorizable_store): Remove call to
10368 copy_virtual_operands() and call mark_symbols_for_renaming() for
10369 the created vector store.
10370 (vect_setup_realignment): Don't call copy_virtual_operands() and
10371 update_vuses_to_preheader().
10372 (vectorizable_load): Don't call copy_virtual_operands().
10373 (update_vuses_to_preheader): Remove.
10375 2007-08-08 Chao-ying Fu <fu@mips.com>
10377 * tree.def (FIXED_POINT_TYPE): New type.
10378 (FIXED_CST): New constant.
10379 (FIXED_CONVERT_EXPR): New expr.
10380 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
10381 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
10382 * tree.h (struct tree_base): Add saturating_flag.
10383 Remove one bit of spare for saturating_flag.
10384 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
10385 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
10386 FIXED_POINT_TYPE_P): Define.
10387 (TYPE_SATURATING): Define.
10388 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
10389 (struct tree_fixed_cst): New.
10390 (TYPE_IBIT, TYPE_FBIT): Define.
10391 (tree_node): Add fixed_cst.
10392 (enum tree_index): Add new enumeration values of
10393 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
10394 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
10395 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
10396 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
10397 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
10398 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
10399 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
10400 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
10401 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
10402 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
10403 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
10404 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
10405 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
10406 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
10407 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
10408 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
10409 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
10410 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
10411 (sat_short_fract_type_node, sat_fract_type_node,
10412 sat_long_fract_type_node, sat_long_long_fract_type_node,
10413 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
10414 sat_unsigned_long_fract_type_node,
10415 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
10416 fract_type_node, long_fract_type_node, long_long_fract_type_node,
10417 unsigned_short_fract_type_node, unsigned_fract_type_node,
10418 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
10419 sat_short_accum_type_node, sat_accum_type_node,
10420 sat_long_accum_type_node, sat_long_long_accum_type_node,
10421 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
10422 sat_unsigned_long_accum_type_node,
10423 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
10424 accum_type_node, long_accum_type_node, long_long_accum_type_node,
10425 unsigned_short_accum_type_node, unsigned_accum_type_node,
10426 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
10427 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
10428 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
10429 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
10430 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
10431 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
10432 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
10433 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
10434 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
10435 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
10436 sat_uda_type_node, sat_uta_type_node): New macro.
10437 (make_fract_type, make_accum_type): Declare.
10438 (make_signed_fract_type, make_unsigned_fract_type,
10439 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
10440 make_signed_accum_type, make_unsigned_accum_type,
10441 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
10442 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
10443 make_or_reuse_sat_signed_fract_type,
10444 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
10445 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
10446 make_or_reuse_sat_unsigned_accum_type): New macro.
10447 (fixed_zerop): Declare.
10448 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
10449 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10450 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10451 LONG_LONG_ACCUM_TYPE_SIZE): Define.
10452 * treestruct.def: Add TS_FIXED_CST.
10453 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
10454 (tree.o): Likewise.
10455 (tree-dump.o): Likewise.
10456 (print-tree.o): Likewise.
10457 (tree-pretty-print.o): Likewise.
10458 (fold-const.o): Likewise.
10459 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
10460 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
10461 (is_gimple_min_invariant): Handle FIXED_CST.
10462 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
10463 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
10464 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10465 (layout_type): Handle FIXED_POINT_TYPE.
10466 (make_fract_type, make_accum_type): New functions.
10467 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
10468 * tree-dump.c (fixed-value.h): New include.
10469 (dump_fixed): New function.
10470 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
10471 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
10472 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
10473 * tree-pretty-print.c (fixed-value.h): New include.
10474 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
10475 FIXED_CONVERT_EXPR.
10476 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
10477 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
10478 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
10479 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
10480 for non-saturating fixed-point types.
10481 (reassociate_bb): Likewise.
10482 * emit-rtl.c (fixed-value.h): New include.
10483 (fconst0, fconst1): New array.
10484 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
10485 * tree-vect-generic.c expand_vector_operation): Support
10486 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
10487 MODE_VECTOR_UACCUM.
10488 (type_for_widest_vector_mode): Add one parameter for the
10490 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
10492 Pass the satp parameter to type_for_mode for fixed-point types.
10493 (expand_vector_operations_1): Pass the saturating flag to
10494 type_for_widest_vector_mode.
10495 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10496 and MODE_VECTOR_UACCUM.
10497 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
10498 (vectorizable_condition): Likewise.
10499 * tree.c (fixed-value.h): New include.
10500 (tree_code_size): Support FIXED_CST.
10501 (build_fixed): New function.
10502 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
10503 (fixed_zerop): New function.
10504 (tree_node_structure): Support FIXED_CST.
10505 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
10506 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
10507 (type_hash_eq): Handle FIXED_POINT_TYPE.
10508 (simple_cst_equal): Support FIXED_CST.
10509 (iterative_hash_expr): Handle FIXED_CST.
10510 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
10511 (get_narrower): Likewise.
10512 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
10513 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
10514 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
10515 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
10517 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
10518 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10519 (initializer_zerop): Support FIXED_CST.
10520 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
10521 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
10522 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
10523 (is_base_type): Handle FIXED_POINT_TYPE.
10524 (add_type_attribute): Handle FIXED_POINT_TYPE.
10525 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
10526 * print-tree.c (fixed-value.h): New include.
10527 (print_node_brief): Support FIXED_CST.
10528 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
10529 * c-pretty-print.c (fixed-value.h): New include.
10530 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
10531 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
10532 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
10533 Support fixed-point types for inner items in VECTOR_TYPE.
10534 (pp_c_direct_declarator): Likewise.
10535 (pp_c_declarator): Likewise.
10536 (pp_c_fixed_constant): New function.
10537 (pp_c_constant): Handle FIXED_CST.
10538 (pp_c_primary_expression): Likewise.
10539 (pp_c_expression): Likewise.
10540 * fold-const.c (fixed-value.h): New include.
10541 (negate_expr_p): Return true for FIXED_CST.
10542 (fold_negate_expr): Support FIXED_CST.
10543 (split_tree): Support FIXED_CST.
10544 (const_binop): Support FIXED_CST.
10545 (fold_convert_const_int_from_fixed): New function to convert from
10547 (fold_convert_const_real_from_fixed): New function to convert from
10549 (fold_convert_const_fixed_from_fixed): New function to convert from
10550 fixed to another fixed.
10551 (fold_convert_const_fixed_from_int): New function to convert from
10553 (fold_convert_const_fixed_from_real): New function to convert from
10555 (fold_convert_const): Support conversions from fixed to int, from
10556 fixed to real, from fixed to fixed, from int to fixed, and from real
10558 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
10559 (operand_equal_p): Support FIXED_CST.
10560 (make_range): For fixed-point modes, we need to pass the
10561 saturating flag as the 2nd parameter.
10562 (tree_swap_operands_p): Handle FIXED_CST.
10563 (fold_plusminus_mult_expr): For fract modes, we cannot generate
10565 (fold_unary): Support FIXED_CONVERT_EXPR.
10566 (fold_binary): Handle FIXED_CST.
10567 Make sure the type is not saturating, before associating operations.
10568 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
10569 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
10570 (fold_negate_const): Support FIXED_CST.
10571 (fold_relational_const): Support FIXED_CST.
10572 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
10573 (gimplify_expr): Handle FIXED_CST.
10574 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
10575 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
10576 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
10577 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
10578 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10579 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10580 LONG_LONG_ACCUM_TYPE_SIZE.
10581 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
10582 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
10583 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
10584 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
10585 MODE_ACCUM, and MODE_UACCUM.
10586 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
10587 fixed-point types to disable reduction.
10588 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
10590 2007-08-08 David Edelsohn <edelsohn@gnu.org>
10592 * config/rs6000/x-rs6000: New file.
10593 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
10594 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
10595 (EXTRA_SPEC_FUNCTIONS): Define.
10596 (HAVE_LOCAL_CPU_DETECT): Define.
10597 (CC1_CPU_SPEC): Define.
10598 * config/rs6000/driver-rs6000.c: New file.
10599 * config/rs6000/aix.h (CC1_SPEC): Define.
10600 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
10601 * config.host: Add x-rs6000 to host_xmake_file if host and target
10602 are rs6000 or powerpc.
10604 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10606 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
10608 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10609 Sandra Loosemore <sandra@codesourcery.com>
10610 Chao-ying Fu <fu@mips.com>
10611 Nigel Stephens <nigel@mips.com>
10612 David Ung <davidu@mips.com>
10614 * doc/invoke.texi (-mcode-readable): Document.
10615 * config/mips/mips.opt (mcode-readable): New option.
10616 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
10617 * config/mips/mips.h (mips_code_readable_setting): New enum.
10618 (mips_code_readable): Declare.
10619 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
10620 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
10621 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
10622 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
10623 boiler-plate comments.
10624 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10625 * config/mips/mips.c (mips_code_readable): New variable.
10626 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
10627 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
10628 context and -mcode-readable setting to restrict the use of
10629 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
10630 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
10631 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
10632 (mips_blocks_for_constant_p): Only return false for
10633 TARGET_MIPS16_PCREL_LOADS.
10634 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
10635 for MIPS16. Handle SYMBOL_32_HIGH.
10636 (mips_const_insns): Allow HIGHs for MIPS16 too.
10637 (mips_unspec_address_offset): New function, split out from...
10638 (mips_unspec_address): ...here.
10639 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
10640 16-bit symbolic constants. Assert approropiate conditions for
10641 using the "la" and "dla" macros.
10642 (mips_handle_option): Handle -mcode-readable=.
10643 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
10644 Set up mips_lo_relocs[SYMBOL_32_HIGH].
10645 (mips_strip_unspec_address): New function, split out from...
10646 (print_operand_reloc): ...here.
10647 (print_operand): Pass constants through mips_strip_unspec_address.
10648 (print_operand_address): Likewise.
10649 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
10650 (mips_select_rtx_section): Remove MIPS16 handling.
10651 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
10652 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
10653 (mips16_lay_out_constants): Do nothing unless
10654 TARGET_MIPS16_PCREL_LOADS.
10655 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
10656 * config/mips/mips.md: Split HIGHs for MIPS16.
10657 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10659 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10661 * config/mips/mips-protos.h (mips_emit_move): Declare.
10662 * config/mips/mips.c (mips_emit_move): New function.
10663 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
10664 (mips_legitimize_const_move): Likewise.
10665 (mips_legitimize_move): Likewise.
10666 (mips_split_64bit_move): Likewise.
10667 (mips_restore_gp): Likewise.
10668 (mips_load_call_address): Likewise.
10669 (mips_emit_fcc_reload): Likewise.
10670 (mips_set_return_address): Likewise.
10671 (mips_block_move_straight): Likewise.
10672 (mips_block_move_loop): Likewise.
10673 (mips_setup_incoming_varargs): Likewise.
10674 (mips_save_reg): Likewise.
10675 (mips_expand_prologue): Likewise.
10676 (mips_restore_reg): Likewise.
10677 (mips_expand_epilogue): Likewise.
10678 (mips_output_mi_thunk): Likewise.
10679 (build_mips16_call_stub): Likewise.
10680 (mips_builtin_branch_and_move): Likewise.
10681 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
10682 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10683 (fixuns_truncdfdi2): Likewise.
10684 (fixuns_truncsfsi2): Likewise.
10685 (fixuns_truncsfdi2): Likewise.
10686 (loadgp_absolute): Likewise.
10687 (builtin_setjmp_setup): Likewise.
10688 (builtin_longjmp): Likewise.
10689 (untyped_call): Likewise.
10691 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10693 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
10694 an "rtx *" argument. Return a bool.
10695 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
10696 values and return true if they can be split. Take the same kind of
10697 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
10698 and store the lo_sum there if nonnull. Use the symbol type to
10699 determine whether a $gp or HIGH is needed.
10700 (mips_legitimize_address): Update call to mips_split_symbol and
10701 simplify accordingly.
10702 (mips_legitimize_const_move): Likewise.
10703 * config/mips/mips.md: In the combine define_split,
10704 check mips_split_symbol instead of splittable_symbolic_operand.
10705 Update use of mips_split_symbol in the generator code.
10706 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
10708 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10710 * config/mips/mips.c (mips_symbolic_address_p): Delete.
10711 (mips_symbol_insns_1): New function, split out from...
10712 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
10713 and stores separately from load addresses.
10714 (mips_classify_address): Replace uses of mips_symbolic_address_p
10715 with uses of mips_symbol_insns.
10716 (mips_address_insns): Update calls to mips_symbol_insns.
10717 (mips_const_insns): Likewise.
10718 (mips_legitimize_address): Likewise.
10720 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10722 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
10723 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
10724 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
10725 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
10726 non-call contexts if TARGET_MIPS16.
10727 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
10728 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
10729 code for SYMBOL_ABSOLUTE.
10730 (mips_symbol_insns): Likewise.
10732 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10734 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
10735 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
10736 (mips_symbolic_constant_p): Likewise. Update the call to
10737 mips_classify_symbol.
10738 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
10739 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
10740 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
10741 (print_operand_reloc): Add a context argument. Update the call to
10742 mips_symbolic_constant_p.
10743 (print_operand): Update the calls to print_operand_reloc.
10744 (print_operand_address): Use print_operand_reloc rather than
10746 (mips_rewrite_small_data_p): Add a context argument. Update the call
10747 to mips_symbolic_constant_p.
10748 (mips_small_data_pattern_1): Make DATA the containing mem.
10749 Update the call to mips_rewrite_small_data_p.
10750 (mips_rewrite_small_data_1): Likewise.
10751 (mips_use_anchors_for_symbol_p): Update the call to
10752 mips_symbolic_constant_p.
10753 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10754 (splittable_symbolic_operand): Likewise.
10755 (move_operand): Likewise.
10756 (absolute_symbolic_operand): Likewise.
10757 (got_disp_operand): Likewise.
10758 (got_page_ofst_operand): Likewise.
10760 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10762 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
10763 (SYMBOL_ABSOLUTE): ...this.
10764 (SYMBOL_SMALL_DATA): Rename to...
10765 (SYMBOL_GP_RELATIVE): ...this.
10766 (SYMBOL_CONSTANT_POOL): Rename to...
10767 (SYMBOL_PC_RELATIVE): ...this.
10768 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
10769 (mips_symbolic_address_p, mips_symbol_insns, override_options)
10770 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
10771 after above changes.
10772 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10773 (general_symbolic_operand): Rename to...
10774 (absolute_symbolic_operand): ...this.
10775 * config/mips/mips.md: Update after above changes.
10777 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
10778 Revital Eres <eres@il.ibm.com>
10780 * ddg.c (print_ddg): Add dump information.
10781 * modulo-sched.c (print_node_sched_params): Add parameter and
10783 (calculate_maxii): Remove function.
10784 (undo_generate_reg_moves): Likewise.
10785 (undo_permute_partial_schedule): Likewise.
10786 (kernel_number_of_cycles): Likewise.
10787 (MAXII_FACTOR): New definition to calculate the upper bound of II.
10788 (sms_schedule): Use it. Remove profitability checks.
10789 (sms_schedule_by_order): Fix order of nodes within the cycle.
10791 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10793 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
10794 -profile option, add pie support.
10795 (ENDFILE_SPEC): New spec.
10796 * config/gnu.h (LIB_SPEC): Add -profile option.
10798 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10800 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
10801 * config/gnu.h (LIB_SPEC): Likewise.
10803 2007-08-07 Yaz Saito <saito@google.com>
10804 Ian Lance Taylor <iant@google.com>
10806 * common.opt (finstrument-functions-exclude-function-list): New
10808 (finstrument-functions-exclude-file-list): New option.
10809 * opts.c (char_p): Define and DEF_VEC.
10810 (flag_instrument_functions_exclude_functions): New static
10812 (flag_instrument_functions_exclude_files): New static variable.
10813 (add_instrument_functions_exclude_list): New static function.
10814 (flag_instrument_functions_exclude_p): New function.
10815 (common_handle_option): Handle new options.
10816 * flags.h (flag_instrument_functions_exclude_p): Declare.
10817 * gimplify.c (gimplify_function_tree): Call
10818 flag_instrument_functions_exclude_p.
10819 * doc/invoke.texi (Option Summary): Mention new options.
10820 (Code Gen Options): Document new options.
10822 2007-08-07 Ian Lance Taylor <iant@google.com>
10824 PR rtl-optimization/32776
10825 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
10826 (resolve_use): Likewise.
10827 (decompose_multiword_subregs): Remove "changed" local variable.
10829 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
10831 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
10832 * configure: Regenerate.
10833 * config.in: Regenerate.
10834 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
10837 2007-08-07 Ian Lance Taylor <iant@google.com>
10839 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
10840 note, just delete the insn.
10842 2007-08-07 Andreas Schwab <schwab@suse.de>
10845 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
10848 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
10850 * lower-subreg.c (resolve_subreg_use): Remove assertion.
10851 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
10852 (decompose_multiword_subregs): Use the functions above to decompose
10853 multiword shifts and zero-extends.
10855 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
10857 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
10858 "assemble" descriptions which were swapped.
10860 2007-08-06 Chao-ying Fu <fu@mips.com>
10862 * fixed-value.h: New file.
10863 * fixed-value.c: New file.
10864 * Makefile.in (OBJS-common): Add fixed-value.o.
10865 (fixed-value.o): New rule.
10866 (GTFILES): Add fixed-value.h.
10867 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
10868 to compare a.low and b.low.
10869 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
10871 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10872 Daniel Jacobowitz <dan@codesourcery.com>
10875 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
10877 (x86_64-*-netbsd*): Likewise.
10878 (x86_64-*-linux*): Likewise.
10879 (x86_64-*-kfreebsd*-gnu): Likewise.
10880 (x86_64-*-knetbsd*-gnu): Likewise.
10881 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
10883 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
10885 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
10886 Add -fno-asynchronous-unwind-tables.
10888 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
10889 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
10890 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
10891 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
10892 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
10894 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10896 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
10897 (TARGET_C_MODE_FOR_SUFFIX): New.
10899 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10901 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
10903 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10905 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
10907 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10909 * config/i386/i386.md: Check TARGET_ macros and optimize_size
10910 before checking function returns in conditional expressions.
10912 2007-08-06 Alfred Minarik <a.minarik@aon.at>
10915 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
10917 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10919 PR middle-end/32988
10920 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
10921 for INTEGRAL_TYPE_P.
10923 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
10925 * configure.ac: Remove --enable-checking=df from default settings.
10926 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
10927 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
10928 if the parameter is true.
10929 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
10930 DF_VERIFY_SCHEDULED flag is true.
10931 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
10932 (df_finish_pass): Adjust prototype.
10933 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
10936 * see.c (pass_see): Add TODO_df_verify.
10937 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
10938 * global.c (rest_of_handle_global_alloc): Schedule verification
10940 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
10942 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
10943 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
10944 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
10946 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
10947 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
10948 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
10950 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
10951 Revital Eres <eres@il.ibm.com>
10953 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
10955 * ddg.c (create_ddg_dependence): Rename to...
10956 (create_ddg_dep_from_intra_loop_link): This. Do not check
10957 for interloop edges. Do not create anti dependence edge when
10958 a true dependence edge exists in the opposite direction and
10959 -fmodulo-sched-allow-regmoves is set.
10960 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
10961 (add_cross_iteration_register_deps): Create anti dependence edge
10962 when -fno-modulo-sched-allow-regmoves is set.
10963 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
10965 2007-08-04 Richard Sandiford <richard@codesourcery.com>
10967 * config/arm/arm.md (movsi): Add braces.
10969 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10971 PR middle-end/32780
10972 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
10973 operands for the folding of "A - (A & B)" into "~B & A"; cast them
10976 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
10978 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
10979 state accessor functions.
10980 * cfgloopmanip.c (remove_path, create_preheaders,
10981 force_single_succ_latches, fix_loop_structure): Ditto.
10982 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10983 tree_duplicate_loop_to_header_edge): Ditto.
10984 * cfgloopanal.c (mark_irreducible_loops): Ditto.
10985 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
10987 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
10988 cleanup_tree_cfg): Ditto.
10989 * tree-cfg.c (tree_merge_blocks): Ditto.
10990 * cfgloop.c (rescan_loop_exit, record_loop_exits,
10991 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
10992 loop_preheader_edge, single_exit): Ditto.
10993 (flow_loops_find): Do not clear loops->state.
10994 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
10995 loops_state_clear): New functions.
10997 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10999 PR middle-end/32399
11000 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11001 when adding to the base and convert ELT to sizetype instead of type.
11003 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11005 PR middle-end/32304
11006 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
11007 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
11009 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11011 PR middle-end/32935
11012 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
11013 correct type the negate expression.
11015 2007-08-03 Jan Hubicka <jh@suse.cz>
11017 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
11020 2007-08-03 David Edelsohn <edelsohn@gnu.org>
11022 * config/rs6000/rs6000.c (struct processor_cost): Change
11023 l1_cache_lines to l1_cache_size. Add l2_cache_size.
11024 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
11026 (rios1_costs, rios2_cost): Correct cache line size.
11027 (rs6000_override_options): Set l2-cache-size parameter.
11029 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11030 Diego Novillo <dnovillo@google.com>
11033 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
11034 if the range includes 0.
11036 2007-08-03 Ben Elliston <bje@au.ibm.com>
11038 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
11039 mode to unspec expressions to silence a warning from the generator
11042 2007-08-02 Steve Ellcey <sje@cup.hp.com>
11044 * config/ia64/constraints.md ("U"): Make constraint vector only.
11046 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11048 PR middle-end/25446
11049 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
11050 always_inline attribute on the function decl.
11052 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11054 PR middle-end/25445
11055 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
11056 if we are compiling with -fPIC.
11058 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
11059 Nigel Stephens <nigel@mips.com>
11061 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
11062 Define for MIPS32 and MIPS64.
11064 2007-08-02 Nick Clifton <nickc@redhat.com>
11066 * config/host-hpux.c: Change copyright header to refer to version
11067 3 of the GNU General Public License and to point readers at the
11068 COPYING3 file and the FSF's license web page.
11069 * config/alpha/predicates.md, config/alpha/vms-ld.c,
11070 config/alpha/linux.h, config/alpha/alpha.opt,
11071 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
11072 config/alpha/vms-unwind.h, config/alpha/ev4.md,
11073 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
11074 config/alpha/alpha.h, config/alpha/sync.md,
11075 config/alpha/openbsd.h, config/alpha/alpha.md,
11076 config/alpha/alpha-modes.def, config/alpha/ev5.md,
11077 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
11078 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
11079 config/alpha/constraints.md, config/alpha/osf.h,
11080 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
11081 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
11082 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
11083 config/frv/frv-asm.h, config/frv/frv-protos.h,
11084 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
11085 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
11086 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
11087 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
11088 config/s390/s390.opt, config/s390/s390-modes.def,
11089 config/s390/fixdfdi.h, config/s390/constraints.md,
11090 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
11091 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
11092 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
11093 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
11094 config/m32c/prologue.md, config/m32c/m32c.abi,
11095 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
11096 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
11097 config/m32c/t-m32c, config/m32c/m32c-modes.def,
11098 config/m32c/jump.md, config/m32c/shift.md,
11099 config/m32c/m32c-protos.h, config/libgloss.h,
11100 config/spu/spu-protos.h, config/spu/predicates.md,
11101 config/spu/spu-builtins.h, config/spu/spu.c,
11102 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
11103 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
11104 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
11105 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
11106 config/sparc/hypersparc.md, config/sparc/predicates.md,
11107 config/sparc/linux.h, config/sparc/sp64-elf.h,
11108 config/sparc/supersparc.md, config/sparc/cypress.md,
11109 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
11110 config/sparc/niagara.md, config/sparc/sparc.md,
11111 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
11112 config/sparc/sparc.opt, config/sparc/sync.md,
11113 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
11114 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
11115 config/sparc/sparc.c, config/sparc/little-endian.opt,
11116 config/sparc/sysv4-only.h, config/sparc/sparc.h,
11117 config/sparc/linux64.h, config/sparc/freebsd.h,
11118 config/sparc/sol2.h, config/sparc/rtemself.h,
11119 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
11120 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
11121 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
11122 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
11123 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
11124 config/m32r/linux.h, config/m32r/constraints.md,
11125 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
11126 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
11127 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
11128 config/i386/i386.md, config/i386/netware-crt0.c,
11129 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
11130 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
11131 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
11132 config/i386/sol2.h, config/i386/constraints.md,
11133 config/i386/netware-libgcc.c, config/i386/sysv5.h,
11134 config/i386/predicates.md, config/i386/geode.md,
11135 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
11136 config/i386/freebsd64.h, config/i386/vxworksae.h,
11137 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
11138 config/i386/rtemself.h, config/i386/netbsd-elf.h,
11139 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
11140 config/i386/netware.h, config/i386/i386-modes.def,
11141 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
11142 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
11143 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
11144 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
11145 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
11146 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
11147 config/i386/xm-mingw32.h, config/i386/linux64.h,
11148 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
11149 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
11150 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
11151 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
11152 config/i386/cygwin2.c, config/i386/i386-protos.h,
11153 config/i386/sync.md, config/i386/openbsd.h,
11154 config/i386/host-mingw32.c, config/i386/i386-aout.h,
11155 config/i386/nto.h, config/i386/biarch64.h,
11156 config/i386/i386-coff.h, config/i386/freebsd.h,
11157 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
11158 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
11159 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
11160 config/darwin-protos.h, config/linux.opt, config/sol2.c,
11161 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
11162 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
11163 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
11164 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
11165 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
11166 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
11167 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
11168 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
11169 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
11170 config/sh/superh64.h, config/sh/rtemself.h,
11171 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
11172 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
11173 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
11174 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
11175 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
11176 config/avr/predicates.md, config/avr/constraints.md,
11177 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
11178 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
11179 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
11180 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
11181 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
11182 config/c4x/c4x-modes.def, config/c4x/rtems.h,
11183 config/c4x/predicates.md, config/c4x/c4x.h,
11184 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
11185 config/xtensa/predicates.md, config/xtensa/xtensa.c,
11186 config/xtensa/linux.h, config/xtensa/xtensa.h,
11187 config/xtensa/elf.h, config/xtensa/xtensa.md,
11188 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
11189 config/xtensa/xtensa-protos.h, config/dbx.h,
11190 config/stormy16/predicates.md, config/stormy16/stormy16.md,
11191 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
11192 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
11193 config/host-solaris.c, config/fr30/fr30.h,
11194 config/fr30/predicates.md, config/fr30/fr30-protos.h,
11195 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
11196 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
11197 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
11198 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
11199 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
11200 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
11201 config/host-linux.c, config/interix3.h, config/cris/cris.c,
11202 config/cris/predicates.md, config/cris/linux.h,
11203 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
11204 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
11205 config/cris/aout.opt, config/cris/cris-protos.h,
11206 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
11207 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11208 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
11209 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
11210 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
11211 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
11212 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
11213 config/chorus.h, config/mn10300/mn10300.c,
11214 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
11215 config/mn10300/mn10300.h, config/mn10300/linux.h,
11216 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
11217 config/mn10300/mn10300.md, config/ia64/predicates.md,
11218 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
11219 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
11220 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
11221 config/ia64/freebsd.h, config/ia64/ia64.md,
11222 config/ia64/ia64-modes.def, config/ia64/constraints.md,
11223 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
11224 config/gofast.h, config/rtems.h, config/sol2-10.h,
11225 config/m68k/predicates.md, config/m68k/m68k.md,
11226 config/m68k/linux.h, config/m68k/m68k-modes.def,
11227 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
11228 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
11229 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
11230 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
11231 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
11232 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
11233 config/m68k/constraints.md, config/m68k/rtemself.h,
11234 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
11235 config/m68k/uclinux.h, config/rs6000/power4.md,
11236 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
11237 config/rs6000/linux.h, config/rs6000/eabi.h,
11238 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
11239 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
11240 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
11241 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
11242 config/rs6000/windiss.h, config/rs6000/603.md,
11243 config/rs6000/aix41.h, config/rs6000/cell.md,
11244 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
11245 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
11246 config/rs6000/darwin.md, config/rs6000/darwin64.h,
11247 config/rs6000/default64.h, config/rs6000/7xx.md,
11248 config/rs6000/darwin.opt, config/rs6000/spe.md,
11249 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
11250 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
11251 config/rs6000/7450.md, config/rs6000/linux64.h,
11252 config/rs6000/constraints.md, config/rs6000/440.md,
11253 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
11254 config/rs6000/rs6000.c, config/rs6000/aix52.h,
11255 config/rs6000/rs6000.h, config/rs6000/power6.md,
11256 config/rs6000/predicates.md, config/rs6000/altivec.md,
11257 config/rs6000/aix64.opt, config/rs6000/rios1.md,
11258 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
11259 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
11260 config/rs6000/darwin7.h, config/rs6000/dfp.md,
11261 config/rs6000/linux64.opt, config/rs6000/sync.md,
11262 config/rs6000/vxworksae.h, config/rs6000/power5.md,
11263 config/rs6000/lynx.h, config/rs6000/biarch64.h,
11264 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
11265 config/rs6000/eabispe.h, config/rs6000/e500.h,
11266 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
11267 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
11268 config/rs6000/aix.h, config/rs6000/vxworks.h,
11269 config/rs6000/40x.md, config/rs6000/aix51.h,
11270 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
11271 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
11272 config/arc/arc.h, config/mcore/mcore-elf.h,
11273 config/mcore/mcore-protos.h, config/mcore/predicates.md,
11274 config/mcore/mcore.md, config/mcore/mcore.c,
11275 config/mcore/mcore.opt, config/mcore/mcore.h,
11276 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
11277 config/score/predicates.md, config/score/score-version.h,
11278 config/score/score-protos.h, config/score/misc.md,
11279 config/score/elf.h, config/score/score.c, config/score/mac.md,
11280 config/score/score7.md, config/score/score.h,
11281 config/score/score-conv.h, config/score/score-mdaux.c,
11282 config/score/score.md, config/score/score.opt,
11283 config/score/score-modes.def, config/score/score-mdaux.h,
11284 config/score/mul-div.S, config/arm/uclinux-elf.h,
11285 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
11286 config/arm/symbian.h, config/arm/linux-elf.h,
11287 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
11288 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
11289 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
11290 config/arm/strongarm-pe.h, config/arm/arm.h,
11291 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
11292 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
11293 config/arm/arm-modes.def, config/arm/linux-eabi.h,
11294 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
11295 config/arm/arm-cores.def, config/arm/arm-protos.h,
11296 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
11297 config/arm/wince-pe.h, config/arm/neon.md,
11298 config/arm/constraints.md, config/arm/neon.ml,
11299 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
11300 config/arm/arm.opt, config/arm/arm926ejs.md,
11301 config/arm/predicates.md, config/arm/iwmmxt.md,
11302 config/arm/arm_neon.h, config/arm/unknown-elf.h,
11303 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
11304 config/arm/neon-testgen.ml, config/arm/arm.md,
11305 config/arm/xscale-coff.h, config/arm/pe.c,
11306 config/arm/arm-generic.md, config/arm/pe.h,
11307 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
11308 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
11309 config/arm/strongarm-elf.h, config/arm/cirrus.md,
11310 config/arm/netbsd-elf.h, config/arm/vxworks.h,
11311 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
11312 config/pa/predicates.md, config/pa/pa64-hpux.h,
11313 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
11314 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
11315 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
11316 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
11317 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
11318 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
11319 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
11320 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
11321 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
11322 config/pa/pa64-regs.h, config/pa/pa-modes.def,
11323 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
11324 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
11325 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
11326 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
11327 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
11328 config/mips/linux64.h, config/mips/elforion.h,
11329 config/mips/constraints.md, config/mips/generic.md,
11330 config/mips/predicates.md, config/mips/4300.md,
11331 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
11332 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
11333 config/mips/5k.md, config/mips/vr4120-div.S,
11334 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
11335 config/mips/mips-protos.h, config/mips/6000.md,
11336 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
11337 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
11338 config/mips/mips-modes.def, config/mips/vr.h,
11339 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
11340 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
11341 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
11342 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
11343 config/vax/openbsd1.h, config/vax/netbsd.h,
11344 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
11345 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
11346 config/h8300/rtems.h, config/h8300/predicates.md,
11347 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
11348 config/h8300/h8300.md, config/h8300/h8300.opt,
11349 config/h8300/coff.h, config/h8300/h8300-protos.h,
11350 config/v850/v850.md, config/v850/predicates.md,
11351 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
11352 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
11353 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
11354 config/mmix/mmix.h, config/mmix/predicates.md,
11355 config/mmix/mmix-protos.h, config/mmix/mmix.md,
11356 config/mmix/mmix.c, config/mmix/mmix.opt,
11357 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
11358 config/bfin/rtems.h, config/bfin/bfin-modes.def,
11359 config/bfin/predicates.md, config/bfin/bfin-protos.h,
11360 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
11363 2007-08-02 Richard Sandiford <richard@codesourcery.com>
11365 * emit-rtl.c (reset_used_decls): Rename to...
11366 (set_used_decls): ...this. Set the used flag rather than clearing it.
11367 (unshare_all_rtl_again): Update accordingly. Set flags on argument
11368 DECL_RTLs rather than resetting them.
11370 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
11372 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
11374 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11376 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
11377 argument to find_reloads_address.
11379 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
11381 PR tree-optimization/32919
11382 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
11383 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
11384 (coalesce_ssa_name): Call it.
11386 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11387 David Ung <davidu@mips.com>
11389 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
11390 (__mips16_unorddf2, __mips16_floatunsidf): New.
11391 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
11393 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
11395 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11397 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
11398 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
11399 * tree.h (OMP_SECTIONS_CONTROL): New macro.
11400 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
11401 * omp-low.c (get_ws_args_for, determine_parallel_type,
11402 expand_omp_for_generic, expand_omp_for_static_nochunk,
11403 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
11404 Work with more precise CFG.
11405 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
11406 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
11408 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
11409 * gimple-low.c (lower_stmt): Ditto.
11410 * tree-inline.c (estimate_num_insns_1): Ditto.
11411 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
11412 (OMP_SECTIONS_SWITCH): New.
11413 * tree-cfgcleanup.c (cleanup_omp_return): New.
11414 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
11415 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
11416 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
11417 (tree_redirect_edge_and_branch): Handle omp constructs.
11419 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
11420 with three arguments.
11422 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11424 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
11425 in loop closed ssa.
11427 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11429 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
11430 the loop structures may need fixing.
11431 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
11433 (cleanup_tree_cfg_loop): Removed.
11434 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
11435 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
11436 instead of running cleanup_tree_cfg_loop.
11437 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
11438 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
11439 (tree_predictive_commoning): Declaration changed.
11440 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
11442 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11444 * doc/invoke.texi (l1-cache-size): Update documentation.
11445 (l2-cache-size): Document.
11446 * params.h (L2_CACHE_SIZE): New macro.
11447 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
11448 that L1_CACHE_SIZE is in kB now.
11449 (L2_CACHE_SIZE_BYTES): New macro.
11450 (tree_ssa_prefetch_arrays): Show size in kB.
11451 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
11452 and l2_cache_size fields.
11453 * config/i386/driver-i386.c (describe_cache): Detect cache size
11455 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
11456 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
11457 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
11458 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
11459 (override_options): Set l1-cache-size and l2-cache-size to default
11460 values if not specified otherwise.
11461 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
11462 (PARAM_L2_CACHE_SIZE): New.
11464 2007-08-01 Nigel Stephens <nigel@mips.com>
11465 David Ung <davidu@mips.com>
11466 Thiemo Seufer <ths@mips.com>
11467 Chris Dearman <chris@mips.com>
11468 Richard Sandiford <richard@codesourcery.com>
11470 * config.gcc (mips*-sde-elf*): New stanza.
11471 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
11472 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
11473 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
11474 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
11475 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
11476 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
11478 * config/mips/sde.h: New file.
11479 * config/mips/t-libgcc-mips16: Likewise.
11480 * config/mips/t-sde: Likewise.
11481 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
11482 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
11483 _MIPS_FPSET and _MIPS_SZINT.
11484 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
11485 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
11486 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
11487 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
11488 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11489 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11490 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
11491 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
11492 _MIPS_SZPTR and _MIPS_FPSET.
11493 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
11494 architecture is specified.
11495 (MIPS_32BIT_OPTION_SPEC): New macro.
11497 2007-07-31 Dan Hipschman <dsh@google.com>
11499 * gcc.c (end_going_arg): New function.
11500 (do_spec_2): Use it.
11501 (do_spec_1): Use it.
11503 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
11505 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
11506 only if ENABLE_CHECKING is defined.
11508 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
11510 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
11511 df_ru_add_problem, df_ru_get_bb_info): Removed.
11512 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
11513 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
11514 df_ru_free_bb_info, df_ru_alloc,
11515 df_ru_bb_local_compute_process_def,
11516 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
11517 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
11518 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
11519 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
11520 df_ru_add_problem): Removed.
11522 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11525 * pa.md (casesi32): Use match_scratch. Revise insn condition.
11526 (casesi32p, casesi64p): Likewise.
11527 (casesi): Adjust for above.
11529 2007-07-31 Richard Sandiford <richard@codesourcery.com>
11531 * mode-switching.c (create_pre_exit): Don't search past calls.
11533 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
11535 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
11537 2007-07-31 Revital Eres <eres@il.ibm.com>
11539 * ddg.c (add_deps_for_def): Rename to...
11540 (add_cross_iteration_register_deps): This. Change implementation
11541 to use only reaching def and def-use chains to construct the
11542 inter loop dependencies.
11543 (add_deps_for_use): Remove function.
11544 (build_inter_loop_deps): Call add_cross_iteration_register_deps
11545 function to build the inter loop dependencies.
11546 * modulo-sched.c (sms_schedule): Build only
11547 reaching def and def-use chains for the propose of the ddg
11550 2007-07-31 Julian Brown <julian@codesourcery.com>
11552 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
11553 New define_insns. Use correct RTL.
11554 (vec_set<mode>): Write as expander.
11556 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
11558 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
11559 to an unallocated space.
11561 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
11564 (split_constant_offset): Enable split_constant_offset to extract
11565 constants from other statements.
11566 * tree-vect-transform.c
11567 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
11568 to a temp var. Force base_offset to be simple.
11570 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
11572 * df-scan.c (df_scan_verify): Remove artificial limit on
11573 the number of blocks for verification.
11574 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
11575 df_simulate_defs): Avoid unnecessary insn checking for defs.
11577 2007-07-29 Mark Mitchell <mark@codesourcery.com>
11579 * config/m68k/lb1sf68.asm (FUNC): New macro.
11580 (__mulsi3): Use it.
11581 (__udivsi3): Likewise.
11582 (__divsi3): Likewise.
11583 (__umodsi3): Likewise.
11584 (__modsi3): Likewise.
11585 (__subdf3): Likewise.
11586 (__adddf3): Likewise.
11587 (__muldf3): Likewise.
11588 (__divdf3): Likewise.
11589 (__negdf2): Likewise.
11590 (__cmpdf2): Likewise.
11591 (__subsf3): Likewise.
11592 (__addsf3): Likewise.
11593 (__mulsf3): Likewise.
11594 (__divsf3): Likewise.
11595 (__negsf2): Likewise.
11596 (__cmpsf2): Likewise.
11597 (__eqdf2): Likewise.
11598 (__nedf2): Likewise.
11599 (__gtdf2): Likewise.
11600 (__gedf2): Likewise.
11601 (__ltdf2): Likewise.
11602 (__ledf2): Likewise.
11603 (__eqsf2): Likewise.
11604 (__nesf2): Likewise.
11605 (__gtsf2): Likewise.
11606 (__gesf2): Likewise.
11607 (__ltsf2): Likewise.
11608 (__lesf2): Likewise.
11610 2007-07-30 Ollie Wild <aaw@google.com>
11612 * c-ppoutput.c (print_lines_directives_only): New function.
11613 (scan_translation_unit_directives_only): New function.
11614 (preprocess_file): Add call to scan_translation_unit_directives_only.
11615 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
11616 (sanitize_cpp_opts): Add default flag_dump_macros setting for
11617 -fdirectives-only. Add errors for -fdirectives-only conflict with
11618 -Wunused-macros and -traditional.
11619 (finish_options): Add builtin macro initialization for
11620 -fdirectives-only + -fpreprocessed.
11621 * c.opt (fdirectives-only): New.
11622 * doc/cppopts.texi (fdirectives-only): New.
11624 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11626 * alias.c (record_set, memory_modified_1): Constify.
11627 * bt-load.c (note_btr_set): Likewise.
11628 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
11629 * combine.c (set_nonzero_bits_and_sign_copies,
11630 expand_field_assignment, record_dead_and_set_regs_1,
11631 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
11632 likely_spilled_retval_1): Likewise.
11633 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
11634 frv_io_handle_set): Likewise.
11635 * config/mips/mips.c (mips_sim_record_set,
11636 vr4130_true_reg_dependence_p_1): Likewise.
11637 * config/mt/mt.c (insn_dependent_p_1): Likewise.
11638 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
11639 * config/sh/sh.c (flow_dependent_p_1): Likewise.
11640 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
11641 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
11642 * ddg.c (mark_mem_store): Likewise.
11643 * df-problems.c (df_urec_mark_reg_change): Likewise.
11644 * function.c (update_epilogue_consts): Likewise.
11645 * gcse.c (record_set_info, record_last_set_info,
11646 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
11647 reg_clear_last_set): Likewise.
11648 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
11650 * jump.c (reversed_comparison_code_parts): Likewise.
11651 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
11652 reg_is_set): Likewise.
11653 * loop-iv.c (mark_altered): Likewise.
11654 * mode-switching.c (reg_becomes_live): Likewise.
11655 * optabs.c (no_conflict_move_test): Likewise.
11656 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
11658 * postreload.c (reload_combine_note_store, move2add_note_store):
11660 * regmove.c (flags_set_1): Likewise.
11661 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
11663 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
11665 * resource.c (update_live_status): Likewise.
11666 * rtl.h (set_of, note_stores): Likewise.
11667 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
11668 note_stores, parms_set): Likewise.
11669 * sched-rgn.c (sets_likely_spilled_1): Likewise.
11670 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
11672 * var-tracking.c (count_stores, add_stores): Likewise.
11674 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11676 * alias.c (mems_in_disjoint_alias_sets_p,
11677 fixed_scalar_and_varying_struct_p, aliases_everything_p,
11678 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
11679 write_dependence_p, mems_in_disjoint_alias_sets_p,
11680 read_dependence, true_dependence, canon_true_dependence,
11681 anti_dependence, output_dependence): Constify.
11682 * combine.c (extended_count): Likewise.
11683 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
11684 * cselib.c (get_value_hash, references_value_p,
11685 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
11686 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
11687 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
11688 * function.c (contains, prologue_epilogue_contains,
11689 sibcall_epilogue_contains): Likewise.
11690 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
11691 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
11692 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
11693 reg_or_subregno): Likewise.
11694 * recog.c (asm_noperands): Likewise.
11695 * reload1.c (function_invariant_p): Likewise.
11696 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
11697 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
11698 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
11699 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
11700 true_regnum, reg_or_subregno, condjump_in_parallel_p,
11701 extended_count, prologue_epilogue_contains,
11702 sibcall_epilogue_contains, function_invariant_p, true_dependence,
11703 canon_true_dependence, read_dependence, anti_dependence,
11704 output_dependence): Likewise.
11705 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
11707 2007-07-30 Julian Brown <julian@codesourcery.com>
11709 * config/arm/neon.md (V_ext): New mode attribute.
11710 (neon_vget_lane<mode>): Replace with define_expand.
11711 (neon_vget_lane<mode>_sext_internal)
11712 (neon_vget_lane<mode>_zext_internal): New define_insns for double
11713 and quad precision vectors.
11714 (neon_vget_lanedi): Add bounds check. Remove dead comment.
11715 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
11716 have typeless 32-bit result.
11718 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11721 * tree-affine.h (aff_tree): The type of rest is sizetype for types
11723 * tree-affine.c (aff_combination_scale): If type is a pointer type,
11724 use sizetype for rest.
11725 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
11726 (aff_combination_convert): Don't convert rest for pointer types.
11728 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11730 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
11732 * tree-ssa-alias.c: Add alloc-pool.h.
11733 (init_alias_info): Free alias_bitmap_obstack.
11734 (delete_alias_info): Call delete_mem_ref_stats.
11735 (get_mem_sym_stats_for): Use alloc_pool.
11736 (init_mem_ref_stats): Do not delete mem_ref_stats here.
11737 (delete_mem_sym_stats): Removed.
11739 2007-07-29 Sebastian Pop <sebpop@gmail.com>
11741 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
11742 functions cannot be represented as classical distance vectors.
11744 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11746 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
11747 * builtins.c (validate_arg, builtin_mathfn_code,
11748 validate_arglist): Likewise.
11749 * calls.c (call_expr_flags): Likewise.
11750 * combine.c (reg_nonzero_bits_for_combine,
11751 reg_num_sign_bit_copies_for_combine, get_last_value,
11752 reg_truncated_to_mode): Likewise.
11753 * emit-rtl.c (subreg_lowpart_p): Likewise.
11754 * expr.c (highest_pow2_factor_for_target,
11755 categorize_ctor_elements_1, categorize_ctor_elements,
11756 count_type_elements, contains_packed_reference,
11757 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
11758 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
11759 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
11760 native_encode_int, native_encode_real, native_encode_complex,
11761 native_encode_vector, native_encode_expr, native_interpret_int,
11762 native_interpret_real, native_interpret_complex,
11763 native_interpret_vector, native_interpret_expr): Likewise.
11764 * function.c (use_register_for_decl): Likewise.
11765 * gimplify.c (get_name): Likewise.
11766 * langhooks-def.h (lhd_return_null_const_tree): New.
11767 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
11768 * langhooks.c (lhd_return_null_const_tree): New.
11769 * langhooks.h (lang_get_callee_fndecl): Constify.
11770 * output.h (constructor_static_from_elts_p): Likewise.
11771 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
11772 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
11773 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
11774 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
11775 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
11776 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
11777 * rtlhooks-def.h (reg_nonzero_bits_general,
11778 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
11780 * rtlhooks.c (reg_num_sign_bit_copies_general,
11781 reg_nonzero_bits_general, reg_truncated_to_mode_general):
11783 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
11784 * stor-layout.c (mode_for_size_tree): Likewise.
11785 * tree-ssa-loop-im.c (memref_eq): Likewise.
11786 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
11787 * tree.c (contains_placeholder_p, type_list_equal,
11788 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
11790 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
11791 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
11792 contains_placeholder_p, contains_packed_reference,
11793 get_callee_fndecl, operand_equal_for_phi_arg_p,
11794 warn_if_unused_value, is_body_block, native_encode_expr,
11795 native_interpret_expr, fold_convertible_p, operand_equal_p,
11796 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
11797 validate_arglist, simple_cst_equal, type_list_equal,
11798 use_register_for_decl, call_expr_flags, get_name,
11799 highest_pow2_factor): Likewise.
11800 (const_call_expr_arg_iterator_d,
11801 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
11802 first_const_call_expr_arg, more_const_call_expr_args_p,
11803 FOR_EACH_CONST_CALL_EXPR_ARG): New.
11804 * varasm.c (constructor_static_from_elts_p): Constify.
11806 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
11808 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
11809 config/arm/neon-schedgen.ml, config/arm/neon.ml,
11810 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
11811 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
11812 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
11813 tree-vect-transform.c, tree.def: Fix comment typos. Follow
11814 spelling conventions.
11815 * doc/invoke.texi: Follow spelling conventions.
11817 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
11818 Revital Eres <eres@il.ibm.com>
11820 * modulo-sched.c (sms_schedule): Avoid loops which includes
11821 auto-increment instructions.
11823 2007-07-28 Richard Guenther <rguenther@suse.de>
11825 PR middle-end/32920
11826 * fold-const.c (fold_cond_expr_with_comparison): Convert
11827 operand zero of MIN/MAX_EXPR to correct type.
11829 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11831 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
11832 flags_from_decl_or_type): Constify.
11833 * gcc.c (do_spec_1): Likewise.
11834 * print-tree.c (dump_addr, print_node_brief): Likewise.
11835 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
11836 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
11837 tree_purge_all_dead_eh_edges): Likewise.
11838 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
11839 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
11841 * tree.c (expr_location, expr_has_location, expr_locus,
11842 expr_filename, expr_lineno, get_inner_array_type,
11843 fields_compatible_p): Likewise.
11844 * tree.h (get_inner_array_type, fields_compatible_p,
11845 expr_location, expr_has_location, expr_locus, expr_filename,
11846 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
11847 setjmp_call_p, alloca_call_p): Likewise.
11849 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11851 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
11852 TV_FLOW_INSENSITIVE.
11854 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
11856 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
11857 (compute_flow_insensitive_aliasing): Ditto for
11858 TV_FLOW_INSENSITIVE.
11860 2007-07-27 Jan Hubicka <jh@suse.cz>
11862 * config/i386/i386.c (register_move_cost): Remove accidentally
11863 comitted #if 0 block.
11865 * attribs.c: Include hashtab.h
11866 (attribute_hash): New.
11867 (substring): New structure.
11868 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
11870 (init_attributes): Initialize attribute hash.
11871 (decl_attributes): Use attribute hash.
11872 * Makefile.in (attribs.c): Depend on hashtab.h.
11874 2007-07-27 Steve Ellcey <sje@cup.hp.com>
11876 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
11878 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11880 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
11881 __mips_dspr2 and __mips_dsp_rev macros.
11882 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
11884 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
11886 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
11888 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11890 PR middle-end/32749
11892 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
11893 and the updating of the live and do_not_gen sets.
11894 (df_note_bb_compute): Added updating of live and do_not_gen sets
11895 for regular defs so that the case of clobber inside conditional
11896 call is processed correctly.
11898 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
11900 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
11901 operands with compatible type.
11903 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11905 * expr.h (store_bit_field): Don't return a value.
11906 * expmed.c (check_predicate_volatile_ok): New function.
11907 (store_bit_field_1): New function, extracted from store_bit_field.
11908 Take a fallback_p argument and return true if the operation succeeded.
11909 Only use store_fixed_bit_field if fallback_p. Don't recompute
11910 mode_for_extraction; use op_mode instead. Try forcing memories
11911 into registers if the insv expander fails.
11912 (store_bit_field): Use store_bit_field_1 with fallback_p true.
11913 Don't return a value.
11914 (convert_extracted_bit_field): New function, extracted from
11916 (extract_bit_field_1): Likewise. Take a fallback_p argument
11917 and return NULL if the operation succeeded. Only use
11918 extract_fixed_bit_field if fallback_p. Only calculate one
11919 extraction mode. Combine code for extv and extzv. Try forcing
11920 memories into registers if the ext(z)v expander fails.
11921 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
11923 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11925 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
11927 (df_ref): Likewise. Put regno with other integer fields.
11929 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11931 * df.h (df_mw_hardreg): Remove "loc" field.
11932 * df-scan.c (df_ref_record): Don't set it. Remove redundant
11934 * df-problems.c (df_whole_mw_reg_unused_p): New function,
11935 split out from df_set_unused_notes_for_mw. Return false for
11936 partial references. Assert that mw_reg is a REG when returning true.
11937 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
11938 (df_whole_mw_reg_dead_p): New function, split out from
11939 df_set_dead_notes_for_mw. Return false for partial references.
11940 Assert that mw_reg is a REG when returning true.
11941 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
11942 Remove redundant bitmap check.
11944 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
11946 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
11947 ($(T)crtend.o): Likwise.
11948 ($(T)crtbeginS.o): Likwise.
11949 ($(T)crtendS.o): Likwise.
11950 ($(T)crtfastmath.o): Likwise.
11952 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
11954 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
11955 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
11956 * basic-block.h (struct control_flow_graph): Added x_dom_computed
11957 and x_n_bbs_in_dom_tree fields.
11959 2007-07-26 Steve Ellcey <sje@cup.hp.com>
11961 PR tree-optimization/32087
11962 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
11963 Do not call scale_bbs_frequencies_int with prob of zero.
11965 2007-07-26 Julian Brown <julian@codesourcery.com>
11967 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
11968 (neon_element_bits): Add prototypes.
11969 * config/arm/arm.c (bounds_check, neon_lane_bounds)
11970 (neon_const_bounds, neon_element_bits): New functions.
11971 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
11972 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
11973 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
11974 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
11975 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
11976 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
11977 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
11978 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
11979 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
11980 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
11981 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
11982 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
11983 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
11985 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
11987 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
11988 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
11990 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
11991 Julian Brown <julian@codesourcery.com>
11993 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
11994 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
11995 * config/arm/cortex-a8.md: New.
11996 * config/arm/cortex-a8-neon.md: New.
11997 * config/arm/neon-schedgen.ml: New.
11998 * config/arm/neon.md (vqh_mnem): New.
12000 (Is_float_mode): New.
12001 (Scalar_mul_8_16): New.
12003 (V_mode_nunits): New.
12004 (All instruction patterns): Annotate with neon_type attribute
12006 * config/arm/arm.md: Include cortex-a8.md.
12007 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
12009 Annotate instruction patterns accordingly.
12010 (generic_sched): Do not use generic scheduling for Cortex-A8.
12011 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
12013 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
12015 * fold-const.c (fold_read_from_constant_string): Use
12016 build_int_cst_type.
12017 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
12019 2007-07-26 Nick Clifton <nickc@redhat.com>
12021 * tree-ssa-operands.h: Change copyright header to refer to version
12022 3 of the GNU General Public License and to point readers at the
12023 COPYING3 file and the FSF's license web page.
12024 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
12025 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
12026 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
12027 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
12028 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
12029 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
12030 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
12031 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
12032 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
12033 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
12034 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
12035 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
12036 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
12037 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
12038 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
12039 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
12040 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
12041 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
12042 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
12043 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
12044 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
12045 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
12046 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
12047 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
12048 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
12049 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
12050 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
12051 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
12052 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
12053 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
12054 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
12055 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
12056 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
12057 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
12058 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
12059 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
12060 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
12061 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
12062 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
12063 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
12064 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
12065 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
12066 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
12067 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
12068 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
12069 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
12070 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
12071 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
12072 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
12073 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
12074 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
12075 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
12076 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
12077 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
12078 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
12079 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
12080 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
12081 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
12082 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
12083 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
12084 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
12085 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
12086 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
12087 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
12088 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
12089 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
12090 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
12091 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
12092 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
12093 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
12094 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
12095 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
12096 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
12097 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
12098 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
12099 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
12100 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
12101 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
12102 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
12103 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
12104 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
12105 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
12106 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
12107 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
12108 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
12109 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
12110 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
12111 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
12112 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
12113 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
12114 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
12115 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
12116 vecprim.h, basic-block.h, tree-ssa-structalias.c,
12117 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
12118 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
12119 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
12120 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
12121 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
12122 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
12123 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
12124 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
12125 convert.c, convert.h, langhooks-def.h, reload1.c,
12126 tree-ssa-operands.c: Likewise.
12128 2007-07-26 Jan Hubicka <jh@suse.cz>
12130 * tree-ssa-live.c: Include debug.h and flags.h.
12131 (mark_scope_block_unused): New function.
12132 (remove_unused_scope_block_p): New function.
12133 (remove_unused_locals): Remove unused blocks too.
12135 2007-07-25 Ian Lance Taylor <iant@google.com>
12137 * combine.c (combine_max_regno): Remove. Remove all uses.
12138 (struct reg_stat_struct): Rename from struct reg_stat.
12139 (reg_stat_type): Define, and declare VECs.
12140 (reg_stat): Change from pointer to VEC. Change all uses.
12141 (combine_split_insns): New static function.
12142 (try_combine, find_split_point): Call it instead of split_insns.
12144 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12146 * cfghooks.c (split_block): Fix the information about loop latch.
12148 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12150 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
12152 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12154 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12155 Scan the new edge for loop exit info.
12157 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
12159 * config/darwin.c: Include debug.h.
12161 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12164 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
12166 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12168 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
12169 (HARD_REGNO_MODE_OK): Ditto.
12170 (MODES_TIEABLE_P): Ditto.
12171 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
12172 (CLASS_MAX_NREGS): Ditto.
12173 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
12174 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
12175 (divdf3_internal_thr): Removed.
12176 * config/ia64/div.md: New file.
12177 * config/ia64/constraints.md: Add H constraint.
12179 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12181 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
12182 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
12183 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
12184 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
12185 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
12186 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
12187 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
12188 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
12189 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
12190 dump_sbitmap_file, debug_sbitmap, popcount_table,
12191 sbitmap_popcount): Constify.
12192 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
12193 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
12194 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
12195 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
12196 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
12197 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
12198 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
12199 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
12200 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
12201 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
12202 sbitmap_popcount, sbitmap_verify_popcount): Constify.
12204 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12206 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
12207 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
12208 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
12209 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
12210 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
12211 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
12212 bitmap_intersect_p, bitmap_intersect_compl_p,
12213 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12214 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
12216 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
12217 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
12218 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
12219 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
12220 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12221 debug_bitmap, debug_bitmap_file, bitmap_print,
12222 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
12223 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
12225 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
12227 * config/darwin.c (darwin_override_options): Additional fix for
12228 debug info formats that don't support var tracking.
12230 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12232 * cselib.c (entry_and_rtx_equal_p): Constify.
12233 * gengtype.c (output_mangled_typename, write_types, write_local):
12235 * gengtype.h (const_type_p): New.
12236 * see.c (eq_descriptor_extension, hash_descriptor_extension):
12238 * tlink.c (scan_linker_output): De-constify.
12239 * tree-ssa-loop-im.c (memref_eq): Constify.
12240 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
12241 (shared_bitmap_hash, shared_bitmap_eq): Constify.
12243 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12245 * c-common.c (fname_as_string, c_type_hash): Constify.
12246 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12247 * cgraph.c (edge_hash, edge_eq): Likewise.
12248 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
12249 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
12250 reg_attrs_htab_eq): Likewise.
12251 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
12253 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
12254 const_decl_t, const_state_t, const_automata_list_el_t): New.
12255 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
12256 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
12257 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
12258 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
12259 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
12260 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
12261 compare_max_occ_cycle_nums, out_state_arcs_num,
12262 compare_transition_els_num, units_cmp, state_reservs_cmp):
12264 * genmodes.c (cmp_modes): Likewise.
12265 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
12266 * gimplify.c (compare_case_labels): Likewise.
12267 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
12268 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
12269 * matrix-reorg.c (mtt_info_hash): Likewise.
12270 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
12271 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
12272 (htab_hash_bucket, htab_hash_elem): Constify.
12273 * tree-browser.c (TB_parent_eq): Likewise.
12274 * tree-scalar-evolution.c (hash_scev_info): Likewise.
12275 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
12276 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
12277 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
12279 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
12280 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
12281 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
12282 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
12283 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
12285 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
12286 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
12287 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
12288 * tree-ssa-threadupdate.c (redirection_data_hash,
12289 redirection_data_eq): Likewise.
12290 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
12291 * tree-ssa.c (var_ann_eq): Likewise.
12292 * tree-vrp.c (compare_case_labels): Likewise.
12293 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
12294 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
12295 tree_not_check_failed, tree_class_check_failed,
12296 tree_range_check_failed, tree_not_class_check_failed,
12297 omp_clause_check_failed, omp_clause_range_check_failed,
12298 tree_contains_struct_check_failed, tree_operand_check_failed):
12300 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
12301 tree_not_check_failed, tree_class_check_failed,
12302 tree_range_check_failed, tree_not_class_check_failed,
12303 tree_operand_check_failed, omp_clause_operand_check_failed,
12304 tree_operand_length): Likewise.
12305 * var-tracking.c (const_variable): New.
12306 (variable_htab_hash, variable_htab_eq): Constify.
12307 * varasm.c (const_desc_hash): Likewise.
12309 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12311 * expr.c (handled_component_p): Constify.
12312 * fold-const.c (fit_double_type): Likewise.
12313 * real.h (real_value_from_int_cst): Likewise.
12314 * tree-flow-inline.h (gimple_in_ssa_p,
12315 gimple_aliases_computed_p, gimple_addressable_vars,
12316 gimple_call_clobbered_vars, gimple_referenced_vars,
12317 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
12318 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
12319 may_aliases, end_readonly_imm_use_p, has_zero_uses,
12320 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
12321 is_label_stmt, is_global_var, phi_ssa_name_p,
12322 factoring_name_p, is_call_clobbered, tree_common_ann,
12323 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
12324 unmodifiable_var_p, array_ref_contains_indirect_ref,
12325 ref_contains_array_ref, lookup_subvars_for_var,
12326 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
12327 gimple_mem_ref_stats): Likewise.
12328 * tree-flow.h (tree_common_ann, var_ann, function_ann,
12329 may_aliases, is_exec_stmt, is_label_stmt,
12330 ref_contains_array_ref, array_ref_contains_indirect_ref,
12331 var_can_have_subvars, overlap_subvar, is_call_clobbered,
12332 unmodifiable_var_p): Likewise.
12333 * tree-gimple.c (is_gimple_min_invariant): Likewise.
12334 * tree-gimple.h (is_gimple_min_invariant): Likewise.
12335 * tree.c (type_hash_list, attribute_hash_list, tree_size,
12336 cst_and_fits_in_hwi, real_value_from_int_cst,
12337 build_real_from_int_cst, integer_zerop, integer_onep,
12338 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
12339 tree_floor_log2, real_zerop, real_onep, real_twop,
12340 real_minus_onep, really_constant_p, purpose_member, chain_member,
12341 list_length, fields_length, int_size_in_bytes, bit_position,
12342 int_bit_position, byte_position, int_byte_position, expr_align,
12343 array_type_nelts, tree_node_structure,
12344 type_contains_placeholder_1, iterative_hash_pointer,
12345 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
12346 tree_map_base_eq, type_hash_list, type_hash_eq,
12347 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
12348 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
12349 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12350 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
12351 int_fits_type_p, get_containing_scope, decl_function_context,
12352 decl_type_context, omp_clause_operand_check_failed,
12353 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
12354 * tree.h (omp_clause_operand_check_failed, tree_size,
12355 build_real_from_int_cst, array_type_nelts, purpose_member,
12356 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
12357 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12358 is_attribute_p, check_qualified_type, expr_align,
12359 int_size_in_bytes, bit_position, int_bit_position, byte_position,
12360 int_byte_position, list_length, fields_length, initializer_zerop,
12361 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
12362 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
12363 tree_node_structure, handled_component_p, get_containing_scope,
12364 decl_function_context, decl_type_context, real_zerop,
12365 type_num_arguments, fit_double_type, really_constant_p,
12366 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
12367 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
12368 real_twop, real_minus_onep, int_cst_value): Likewise.
12370 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12372 * cfglayout.c (insn_scope, insn_line): Constify.
12373 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
12374 const_double_htab_hash, const_double_htab_eq,
12375 mem_attrs_htab_hash): Likewise.
12376 * loop-iv.c (biv_eq): Likewise.
12377 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
12378 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
12379 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
12381 * rtl-error.c (location_for_asm, diagnostic_for_asm,
12382 error_for_asm, warning_for_asm, _fatal_insn,
12383 _fatal_insn_not_found): Likewise.
12384 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
12385 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
12386 rtl_check_failed_type2, rtl_check_failed_code1,
12387 rtl_check_failed_code2, rtl_check_failed_code_mode,
12388 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
12389 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
12390 rtl_check_failed_type2, rtl_check_failed_code1,
12391 rtl_check_failed_code2, rtl_check_failed_code_mode,
12392 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
12393 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
12394 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
12395 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
12396 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
12397 rtx_unstable_p, get_integer_term, get_related_value,
12398 offset_within_block_p, reg_mentioned_p, count_occurrences,
12399 reg_referenced_p, reg_used_between_p, no_labels_between_p,
12400 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
12401 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
12402 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
12403 find_constant_src, find_reg_fusage, find_regno_fusage,
12404 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
12405 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
12406 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
12407 computed_jump_p, auto_inc_p, in_expr_list_p,
12408 remove_node_from_expr_list, loc_mentioned_in_p,
12409 label_is_jump_target_p, reversed_comparison_code_parts,
12410 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
12411 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
12412 print_inline_rtx): Likewise.
12413 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
12414 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
12415 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
12416 get_integer_term, get_related_value, offset_within_block_p,
12417 count_occurrences, reg_mentioned_p, no_labels_between_p,
12418 reg_used_between_p, reg_referenced_p, single_set_2,
12419 multiple_sets, set_noop_p, refers_to_regno_p,
12420 reg_overlap_mentioned_p, dead_or_set_p,
12421 covers_regno_no_parallel_p, covers_regno_p,
12422 dead_or_set_regno_p, find_reg_note, find_regno_note,
12423 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
12424 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
12425 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
12426 side_effects_p, may_trap_p_1, may_trap_p,
12427 may_trap_after_code_motion_p, may_trap_or_fault_p,
12428 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
12429 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
12430 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
12431 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
12432 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
12434 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
12435 warning_for_asm): Likewise.
12436 * tree.h (print_rtl): Likewise.
12437 * varasm.c (get_pool_mode): Likewise.
12439 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12441 * c-lex.c (c_lex_with_flags, lex_string): Constify.
12442 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
12443 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12444 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
12445 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
12446 * ddg.c (compare_sccs): Likewise.
12447 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
12448 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
12449 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
12450 decimal_do_fix_trunc, decimal_real_to_integer,
12451 decimal_real_to_integer2, decimal_real_maxval): Likewise.
12452 * dse.c (const_group_info_t): New.
12453 (invariant_group_base_eq, invariant_group_base_hash): Constify.
12454 * dwarf2out.c (const_dw_die_ref): New.
12455 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
12456 * tree-browser.c (TB_parent_eq): Likewise.
12457 * unwind-dw2-fde.c (__register_frame_info_bases,
12458 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
12459 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
12461 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
12462 * unwind-dw2.c (uw_frame_state_for): Likewise.
12463 * value-prof.c (histogram_hash, histogram_eq): Likewise.
12464 * value-prof.h (const_histogram_value): New.
12466 2007-07-25 Richard Sandiford <richard@codesourcery.com>
12468 * config/mips/mips.c (machine_function): Add
12469 initialized_mips16_gp_pseudo_p.
12470 (mips16_gp_pseudo_reg): Do not emit the initialization of
12471 mips16_gp_pseudo_rtx when being called from the gimple cost-
12472 calculation routines; emit it on the first use outside those
12475 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12477 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
12480 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
12481 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
12482 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
12483 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
12484 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
12485 Preserve const-ness of parameters through use of __typeof(),
12486 also constify and tidy.
12488 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
12489 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
12490 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
12491 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
12492 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
12493 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
12494 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
12495 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
12496 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
12498 2007-07-25 Julian Brown <julian@codesourcery.com>
12499 Mark Shinwell <shinwell@codesourcery.com>
12501 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
12502 (alpha_mangle_type): This.
12503 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12504 (TARGET_MANGLE_TYPE): Define this instead.
12505 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
12506 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
12507 (arm_init_neon_builtins): Fix comment.
12508 (arm_mangle_map_entry): New.
12509 (arm_mangle_map): New.
12510 (arm_mangle_type): New.
12511 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
12512 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12513 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12514 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12515 (TARGET_MANGLE_TYPE): Define this instead.
12516 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
12517 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12518 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12519 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12520 (TARGET_MANGLE_TYPE): Define this instead.
12521 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
12523 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
12524 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12525 (TARGET_MANGLE_TYPE): Define this instead.
12526 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
12527 (s390_mangle_type): This.
12528 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12529 (TARGET_MANGLE_TYPE): Define this instead.
12530 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
12531 (sparc_mangle_type): This.
12532 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12533 (TARGET_MANGLE_TYPE): Define this instead.
12534 * cp/mangle.c (write_type): Call mangle_type target hook on all
12535 types before mangling. Use original type, not main variant, as
12537 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
12538 (TARGET_MANGLE_TYPE): This.
12539 * target.h (gcc_target): Rename mangle_fundamental_type to
12541 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
12542 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
12544 2007-07-25 Julian Brown <julian@codesourcery.com>
12545 Paul Brook <paul@codesourcery.com>
12546 Joseph Myers <joseph@codesourcery.com>
12547 Mark Shinwell <shinwell@codesourcery.com>
12549 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
12550 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
12551 (with_fpu): Allow --with-fpu=neon.
12552 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12553 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12554 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
12555 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
12556 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
12557 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
12558 (neon_emit_pair_result_insn, neon_disambiguate_copy)
12559 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
12560 (output_move_neon): Add prototypes.
12561 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
12562 (all_fpus): Add FPUTYPE_NEON.
12563 (fp_model_for_fpu): Add NEON field.
12564 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
12565 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
12567 (arm_legitimate_address_p): Don't support fancy addressing for NEON
12569 (thumb2_legitimate_address_p): Likewise.
12570 (neon_valid_immediate): Recognize and prepare constants suitable for
12572 (neon_immediate_valid_for_move): New function. Recognize and prepare
12573 immediates for NEON move instructions.
12574 (neon_immediate_valid_for_logic): New function. Recognize and
12575 prepare immediates for NEON logic instructions.
12576 (neon_output_logic_immediate): New function. Create asm string
12577 suitable for outputting immediate logic instructions.
12578 (neon_pairwise_reduce): New function. Implement reduction using
12579 pairwise operations.
12580 (neon_expand_vector_init): New function. Expand a (possibly
12581 non-constant) vector initialization.
12582 (neon_vector_mem_operand): New function. Memory operands supported
12583 for quad-word loads/stores to/from ARM or NEON registers. Don't
12584 allow base+offset addressing for core regs.
12585 (neon_struct_mem_operand): New function. Valid mems for NEON
12587 (coproc_secondary_reload_class): Enable NEON registers to be loaded
12588 from neon_vector_mem_operand addresses without a secondary register.
12589 (add_minipool_forward_ref): Handle >8-byte minipool entries.
12590 (add_minipool_backward_ref): Likewise.
12591 (dump_minipool): Likewise.
12592 (push_minipool_fix): Likewise.
12593 (output_move_quad): New function. Output quad-word moves, loads and
12594 stores using ARM registers.
12595 (output_move_vfp): Add support for vectors in VFP (NEON) D
12597 (output_move_neon): Output a NEON load/store to/from a quadword
12599 (arm_print_operand): Implement new codes:
12600 - 'c' for unadorned integers (without a # sign).
12601 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
12603 - 'e', 'f' for the low and high D parts of a NEON Q register.
12604 - 'q' outputs a NEON Q register.
12605 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
12606 - 'T' prints NEON opcode features from a coded bitmask.
12607 - 'F' is similar to T, but signed/unsigned codes both print as
12609 - 't' is similar to T, but 'u' is printed instead of 'p'.
12610 - 'O' prints 'r' if NEON instruction should perform rounding (as
12611 specified by bitmask), else prints nothing.
12612 - '#' is a punctuation character to stop operand numbers from
12613 running together with following digits in the assembler
12614 strings for instructions (when using mode attributes).
12615 (arm_assemble_integer): Handle extra NEON vector modes. Permute
12616 constant vectors in big-endian mode, where necessary.
12617 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
12618 Handle EI, OI, CI, XI modes.
12619 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
12620 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
12621 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
12622 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
12623 (neon_builtin_type_bits): Add enumeration, one bit for each vector
12625 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
12626 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
12627 to turn v8qi, etc. into bits defined above.
12628 (neon_itype): New enumeration. Classifications of NEON builtins.
12629 (neon_builtin_datum): Define struct. Contains information about
12630 a single builtin (with multiple modes).
12631 (CF): Define helper macro for...
12632 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
12634 (neon_builtin_data): New array. Define information about builtins
12635 for use during initialization/expansion.
12636 (arm_init_neon_builtins): New function.
12637 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
12639 (neon_builtin_compare): New function.
12640 (locate_neon_builtin_icode): New function. Find an insn code for a
12641 builtin given a function code for that builtin. Also return type of
12642 builtin (NEON_BINOP, NEON_UNOP etc.).
12643 (builtin_arg): New enumeration. Types of arguments for builtins.
12644 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
12645 Takes a variable argument list of builtin_arg types, terminated by
12647 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
12648 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
12649 (neon_emit_pair_result_insn): New function. Support returning pairs
12650 of vectors via a pointer.
12651 (neon_disambiguate_copy): New function. Set up operands for a
12652 multi-word copy such that registers do not get clobbered.
12653 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
12654 ARM_BUILTIN_NEON_BASE.
12655 (arm_file_start): Set float-abi attribute for NEON.
12656 (arm_vector_mode_supported_p): Enable NEON vector modes.
12657 (arm_mangle_map_entry): New.
12658 (arm_mangle_map): New.
12659 (arm_mangle_vector_type): New.
12660 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
12662 (TARGET_NEON): New macro. Target supports NEON.
12663 (fputype): Add FPUTYPE_NEON.
12664 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
12665 for vectorization based on command-line arg.
12666 (NEON_REGNO_OK_FOR_NREGS): Define.
12667 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
12668 (VALID_NEON_STRUCT_MODE): Define.
12669 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
12670 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
12671 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
12672 (consttable_16): Add pattern for outputting 16-byte minipool
12674 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
12676 (vec-common.md, neon.md): Include md files.
12677 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
12678 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
12679 (memory_constraint "Ut", "Un", "Us"): Define.
12680 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
12681 (MMX_char): New mode attribute.
12682 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
12683 (*add<mode>3_iwmmxt): New insn pattern.
12684 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
12685 (*sub<mode>3_iwmmxt): New insn pattern.
12686 (mulv4hi3): Rename to...
12687 (*mulv4hi3_iwmmxt): This.
12688 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
12689 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
12690 (uminv4hi3, uminv2si3): Remove. Replace with...
12691 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
12692 (*umin<mode>3_iwmmxt): These.
12693 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
12694 (ashr<mode>3_iwmmxt): This new pattern.
12695 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
12696 (lshr<mode>3_iwmmxt): This new pattern.
12697 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
12698 (ashl<mode>3_iwmmxt): This new pattern.
12699 * config/arm/neon-docgen.ml: New file. Generate documentation for
12701 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
12702 * config/arm/arm_neon.h: New (autogenerated).
12703 * config/arm/neon-testgen.ml: New file. Generate NEON tests
12705 * config/arm/neon.md: New file. Define NEON instructions.
12706 * config/arm/neon.ml: New file. Abstract description of NEON
12707 instructions, used to generate arm_neon.h header, documentation and
12709 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
12710 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
12712 * doc/extend.texi (ARM Built-in Functions): Rename and remove
12714 (ARM NEON Intrinsics): New subsection.
12715 * doc/arm-neon-intrinsics.texi: New (autogenerated).
12717 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
12719 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
12722 2007-07-24 Jan Hubicka <jh@suse.cz>
12724 * regclass.c (move_table): New type.
12725 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
12726 (init_move_cost): Break out from ...
12727 (init_reg_sets_1): ... here; simplify computation of
12728 have_regs-of_mode and contains_reg_of_mode.
12729 (record_reg_classes): Unswitch internal loops.
12730 (copy_cost): Trigger lazy initialization of move cost
12731 (record_address_regs): Likewise.
12733 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
12735 * config/darwin.c (darwin_override_options): Don't force on
12736 flag_var_tracking_uninit when no debug info is requested.
12738 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12740 * cfgloop.c (init_loops_structure): New function.
12741 (flow_loops_find): Create root of the loop tree unconditionally.
12743 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
12745 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
12747 2007-07-24 Jan Hubicka <jh@suse.cz>
12749 * caller-save.c: Include ggc.h, gt-caller-save.h
12750 (reg_save_code, reg_restore_code): Rename to ...
12751 (cached_reg_save_code, cached_reg_restore_code): ... those.
12752 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
12753 (reg_save_code, reg_restore_code): New functions.
12754 (init_caller_save): Do not intialize
12755 reg_save_code/reg_restore_code tables.
12756 * Makefile.in: (gt-caller-save.h): New.
12758 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12760 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
12761 with the mode of the original operand instead of
12764 2007-07-23 Jan Hubicka <jH@suse.cz>
12766 * i386.c (ix86_secondary_memory_needed): Break out to...
12767 (inline_secondary_memory_needed): ... here.
12768 (ix86_memory_move_cost): Break out to ...
12769 (inline_memory_move_cost): ... here; add support for IN value of 2 for
12770 maximum of input and output; fix handling of Q_REGS on 64bit.
12771 (ix86_secondary_memory_needed): Microoptimize.
12773 2007-07-23 Sebastian Pop <sebpop@gmail.com>
12775 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
12776 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
12777 stmts_from_loop, known_dependences_p, build_rdg): New.
12778 * tree-data-ref.h: Depends on graphds.h.
12779 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
12780 (build_rdg): Declared.
12781 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
12783 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
12785 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
12788 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
12789 Jakub Jelinek <jakub@redhat.com>
12791 PR middle-end/PR28690
12792 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
12794 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
12795 and MEM_POINTER operands over REG and MEM operands.
12796 (swap_commutative_operands_p): Change return value to bool.
12797 * rtl.h: Update the corresponding prototype.
12798 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
12799 instead of gen_rtx_PLUS.
12800 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
12801 value to bool. Change function arguments to rtx's and update code
12803 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
12804 calls to match the new declaration.
12805 * simplify-rtx.c (simplify_associative_operation): Don't
12806 reorder simplify_binary_operation arguments.
12808 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12810 * config/mips/mips.c (override_options): Use mips_costs to derive
12811 the default branch cost.
12812 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
12814 * config/mips/mips.opt (mbranch-cost=): New option.
12815 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
12817 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12819 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
12820 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
12821 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
12822 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
12824 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12826 * config/mips/constraints.md (ks): New constraint.
12827 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
12828 (*add<mode>3_mips16): ...here.
12830 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
12832 * optabs.h (enum optab_index): Add new OTI_signbit.
12833 (signbit_optab): Define corresponding macro.
12834 (enum insn_code signbit_optab[]): Remove array.
12835 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
12836 (expand_copysign_absneg): If back end provides signbit insn, use it
12837 instead of bit operations on floating point argument.
12838 * builtins.c (enum insn_code signbit_optab[]): Remove array.
12839 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
12840 for availability of signbit insn.
12842 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
12843 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
12844 SSE mode is not active.
12845 (isinf<mode>2): Disable for mfpmath=sse,387.
12847 2007-07-22 Ben Elliston <bje@au.ibm.com>
12849 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
12851 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
12853 2007-07-20 Richard Guenther <rguenther@suse.de>
12855 * tree-cfg.c (verify_expr): COND_EXPRs can have any
12856 integral typed condition.
12857 * tree-ssa.c (useless_type_conversion_p): Do not preserve
12858 booleanness. Only preserve conversions from a non-base
12859 type to a base type, not in general between types with
12860 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
12861 * tree.def (COND_EXPR): Document that the condition
12862 can be of any integral type.
12864 2007-07-20 Nigel Stephens <nigel@mips.com>
12865 Richard Sandiford <richard@codesourcery.com>
12867 * config/mips/mips.h (mips_dwarf_regno): Declare.
12868 (DBX_REGISTER_NUMBER): Remove redundant brackets.
12869 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
12870 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
12871 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
12872 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12873 (REG_CLASS_NAMES): Update accordingly.
12874 * config/mips/mips.c (mips_dwarf_regno): New array.
12875 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12876 (mips_subword): Remove special handling for accumulator registers.
12877 (override_options): Initiailize mips_dwarf_regno. Remove use
12879 (mips_swap_registers): New function.
12880 (mips_conditional_register_usage): Swap accumulator registers
12881 around if TARGET_LITTLE_ENDIAN.
12882 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
12883 * config/mips/constraints.md (h, l): Use the endianness to choose
12884 between MD0_REG and MD1_REG.
12885 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
12886 alternative-dependent template.
12888 2007-07-20 Richard Sandiford <richard@codesourcery.com>
12890 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
12893 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12895 * function.c (thread_prologue_and_epilogue_insns): Fix exit
12896 predecessor fallthru flags.
12898 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12900 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
12901 of compare to the same type.
12902 * cfgloopmanip.c (add_loop): Update information about loop exits.
12903 (loop_version): Remove the innermost loop requirement.
12904 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
12905 to sizetype for pointers.
12907 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
12909 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
12910 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
12911 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
12913 * config/dfp-bit.c: Empty for TFmode conversions.
12915 2007-07-18 Caroline Tice <ctice@apple.com>
12917 * var-tracking.c (find_src_status): Check for COND_EXEC insns
12918 and handle them correctly; check that src is not NULL before
12920 (find_src_set_src): Likewise.
12922 2007-07-18 Bob Wilson <bob.wilson@acm.org>
12924 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
12925 (struct alignment_context, init_alignment_context): New.
12926 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
12927 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
12928 (XCHAL_HAVE_S32C1I): Likewise.
12929 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
12930 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
12931 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
12932 (ATOMIC, HQI): New macros.
12933 (memory_barrier, *memory_barrier): New.
12934 (sync_lock_releasesi): New.
12935 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
12936 (sync_lock_test_and_set<mode>): New.
12937 (sync_<atomic><mode>): New.
12938 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
12939 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
12940 (xtensa_expand_atomic): New.
12942 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12946 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
12947 transformation for builtin ISNORMAL.
12948 (expand_builtin): Handle BUILT_IN_ISNORMAL.
12949 * builtins.def (BUILT_IN_ISNORMAL): New.
12950 * doc/extend.texi: Document isnormal.
12952 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12956 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
12957 optabs infrastructure. Provide generic implementation for
12959 (expand_builtin): Handle FINITE/ISFINITE.
12960 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
12961 (fold_builtin_1): Likewise.
12963 * builtins.def (BUILT_IN_ISFINITE): New.
12965 * doc/extend.texi: Document isfinite.
12967 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12970 PR middle-end/20558
12972 * builtins.c (expand_builtin_interclass_mathfn): Provide a
12973 generic fallback for isinf.
12974 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
12975 calculation code ...
12976 * real.c (get_max_float): ... to here.
12977 * real.h (get_max_float): New.
12979 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12981 PR middle-end/32668
12983 * builtin-attrs.def (ATTR_TYPEGENERIC,
12984 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
12986 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
12987 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
12988 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
12989 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
12991 * c-common.c (handle_type_generic_attribute): New.
12992 (c_common_attribute_table): Add "type generic".
12994 * c-typeck.c (convert_arguments): Handle "type generic" functions.
12996 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
12998 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
12999 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
13002 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
13005 * config/cris/cris.c (cris_print_index): Don't use XEXP before
13006 checking that the operand is an expression.
13008 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
13009 Danny Smith <dannysmith@users.sourceforge.net>
13012 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
13013 file mapping object in local namespace if Windows version later
13016 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13018 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
13019 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
13020 arm_cannot_force_const_mem.
13021 (arm_cannot_force_const_mem): New function.
13022 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
13023 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
13024 of arm_tls_referenced_p.
13025 * config/arm/arm.md (movsi): Split out-of-section constants when
13026 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
13027 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13029 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13031 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
13033 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13035 * config/mips/mips.md (*extendqihi2): Convert the destination
13038 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13040 * config/pa/fptr.c: Update license header.
13041 * config/pa/milli64.S: Likewise.
13043 2007-07-17 Nick Clifton <nickc@redhat.com>
13045 * COPYING_v3: New file. Contains version 3 of the GNU General
13047 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
13048 Lesser General Public License.
13049 * doc/include/gpl_v3.texi: New file. Contains version 3 of
13050 the GNU General Public License.
13052 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
13054 PR rtl-optimization/32773
13055 * cfglayout.c (force_one_exit_fallthru): New function.
13056 (cfg_layout_finalize): Use it.
13058 2007-07-16 Richard Guenther <rguenther@suse.de>
13059 Uros Bizjak <ubizjak@gmail.com>
13061 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
13062 before forcing it to gimple operand.
13064 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13065 David Ung <davidu@mips.com>
13067 * config/mips/mips.h (TUNE_24K): Define.
13068 (TUNE_MACC_CHAINS): Add TUNE_24K.
13069 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
13071 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
13072 (r74k_int_madd): .. this new reservation.
13073 (define_bypass): Fixed bypasses for r74k_int_madd to use
13074 mips_linked_madd_p.
13075 * config/mips/24k.md (define_bypass): Define new
13076 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
13078 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13079 Nigel Stephens <nigel@mips.com>
13081 * config/mips/mips.md: Include 20kc.md.
13082 * config/mips/20kc.md: New file.
13083 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
13084 (mips_adjust_cost): Tweak for 20Kc.
13085 (mips_issue_rate): Likewise.
13086 * config/mips/mips.h (TUNE_20KC): Define.
13088 2007-07-16 David Edelsohn <edelsohn@gnu.og>
13090 * config/rs6000/rs6000.c (struct processor_cost): Add
13091 cache_line_size, l1_cache_lines, and simultaneous_prefetches
13093 (*_cost): Add cache information.
13094 (rs6000_override_options): Set cache parameters.
13096 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13099 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
13100 * doc/install.texi (mips-sgi-irix6): pthread support works now.
13102 2007-07-16 Paul Brook <paul@codesourcery.com>
13105 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
13106 (cirrus_thumb2_movsi_insn): Ditto.
13108 2007-07-15 Geoffrey Keating <geoffk@apple.com>
13110 * config/rs6000/darwin-fallback.c (interpret_libc): Change
13111 CR2_REGNO to R_CR2.
13113 2007-07-15 Andrew Haley <aph@redhat.com>
13115 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
13116 before looking in the context.
13118 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13120 PR middle-end/32398
13121 PR middle-end/32769
13122 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
13123 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
13124 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
13125 (pa_output_function_prologue): Use rp_saved and
13126 current_function_is_leaf to generate .CALLINFO statement.
13127 (hppa_expand_prologue): Set rp_saved.
13128 (hppa_expand_epilogue): Use rp_saved.
13129 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
13130 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
13132 2007-07-14 Dirk Mueller <dmueller@suse.de>
13134 * omega.c (coalesce): Fix memory leak on early exit.
13135 * matrix-reorg.c (check_allocation_function): Likewise.
13136 * tree-vect-transform.c (vect_get_new_vect_var): free result
13138 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
13139 pass pointer to edge vector
13140 (partition_hot_cold_basic_blocks): Fix memory leak.
13141 * collect2.c (prefix_from_string): Free temporary storage.
13142 * reload1.c (fixup_abnormal_edges): Free sbitmap.
13144 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
13146 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
13147 (DO_GLOBAL_DTORS_BODY): Likewise.
13149 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
13150 Nigel Stephens <nigel@mips.com>
13152 * config/mips/mips.c (mips_classify_symbol): Don't return
13153 SYMBOL_SMALL_DATA for constant pool addresses if
13154 TARGET_EMBEDDED_DATA is true.
13156 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
13158 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
13159 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
13160 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
13161 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
13162 __builtin_ia32_storehps, __builtin_ia32_storelps,
13163 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
13164 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
13165 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
13166 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
13167 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
13168 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
13169 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
13170 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
13171 using def_builtin_const.
13173 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
13175 PR tree-optimization/32705
13176 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
13177 (simplify_binary_expression): Use SSA_VAL consistently.
13179 2007-07-13 David Edelsohn <edelsohn@gnu.org>
13181 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
13182 (SPEFSCR_REGNO): Delete definition.
13183 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
13184 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13185 * config/rs6000/rs6000.h: Do not define *_REGNO.
13186 LINK_REGISTER_REGNUM -> LR_REGNO.
13187 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13188 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
13189 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13190 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
13191 R_VRSAVE, R_VSCR. Use them.
13192 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
13193 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
13194 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
13195 * config/rs6000/aix.h: Define R_LR. Use it.
13197 2007-07-13 Caroline Tice <ctice@apple.com>
13199 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
13200 flag_var_tracking is explicitly turned off (i.e. when variable
13201 tracking is not feasible); otherwise, turn flag_var_tracking on when
13202 flag_var_tracking_uninit is on.
13203 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
13204 note definitions, to allow recording of initialization status in the
13206 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
13207 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
13208 determine if two note locations are equal.
13209 (output_loc_list): Don't output list entries whose start & end labels
13211 (reg_loc_descriptor): Add parameter for initialization status; pass it
13212 to other loc descriptor functions.
13213 (one_reg_loc_descriptor): Add parameter for initialization status;
13214 check its value and add DW_OP_GNU_uninit to returned loc descr if
13216 (multiple_reg_loc_descriptor): Add parameter for initialization
13218 pass init status argument to other loc descriptor functions; check
13219 value of intialization parameter and add DW_OP_GNU_uninit to returned
13220 loc descr if appropriate.
13221 (based_loc_descr): Add parameter for initialization status; add new
13222 variable for return value; check value of initialization parameter and
13223 add DW_OP_GNU_uninit to returned loc descr if appropriate.
13224 (concatn_mem_loc_descriptor): Add parameter for initialization status;
13225 pass init status argument to other loc descriptor functions; check
13226 value of intialization parameter and add DW_OP_GNU_uninit to returned
13227 loc descr if appropriate.
13228 (mem_loc_descriptor): Likewise.
13229 (concat_loc_descriptor): Likewise.
13230 (concatn_loc_descriptor): Likewise.
13231 (loc_descriptor): Add parameter for initialization status; pass it as
13232 argument to other loc descriptor function calls.
13233 (loc_descriptor_from_tree_1): Add appropriate initialization status
13234 to loc descriptor function calls.
13235 (add_location_or_const_value_attribute): Get initialization status
13236 from VAR_LOCATION note; add initialization status to loc descriptor
13238 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
13239 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
13240 status is uninitialized, add "[uninint]" to output.
13241 * common.opt (fvar-tracking-uninit): New option, similar to
13242 fvar-tracking, to turn on tracking of uninitialized variables; creates
13243 a new global flag, flag_var_tracking_uninit.
13244 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
13245 (enum var_init_status): New type, for var initialization status field.
13246 * var-tracking.c (struct location_chain_def): Two new fields, init,
13247 for initialization status, and set_src for the assignment value expr.
13248 (unshare_variable): New parameter for initialization status;
13249 initialize new init and set_src fields.
13250 (var_reg_set): New parameters for initialization status and value;
13251 pass them to set_variable_part.
13252 (var_mem_set): Likewise.
13253 (get_init_value): New function.
13254 (var_reg_delete_and_set): New initialization status & value
13255 parameters; add call to get_init_value if status is unknown; pass new
13256 parameters to clobber_variable_part and var_reg_set.
13257 (var_mem_delete_and_set): Likewise.
13258 (var_reg_delete): Pass null set_src value to clobber_variable_part.
13259 (var_mem_delete): Likewise.
13260 (variable_union): Pass status to unshare_variable; initialize new init
13261 and set_src fields. If flag_var_tracking_uninit is not set, force
13262 status to initialized.
13263 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
13264 used later to get the set_src value.
13265 (find_src_status): New function.
13266 (find_src_set_src): New function.
13267 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
13268 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
13269 MO_SET, get set_src value and pass it to var_reg_delete_and_set
13270 and var_mem_delete_and_set.
13271 (dump_variable): Print out "[uninit]" if appropriate.
13272 (set_variable_part): Add new initialization and set_src parameters;
13273 pass status to unshare_variable; set node->init and node- >set_src
13274 fields and modify slot in hash table appropriately; save the init and
13275 set_src values if appropriate and assign to the new node.
13276 (clobber_variable_part): New set_src parameter; if two nodes have
13277 same variable and same location but different set_src (assignment)
13278 values, clobber old node.
13279 (delete_variable_part): Pass init status to unshare_variable.
13280 (emit_note_insn_var_location): Add initialized var; assign var's init
13281 status to new 'initialized'; pass new init status field to calls to
13282 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
13283 status to initialized.
13284 (emit_notes_in_bb): Pass initialization status to calls to
13285 var_reg_set, var_mem_set, var_reg_delete_and_set and
13286 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
13287 var_reg_delete_and_set and var_mem_delete_and_set; call
13288 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
13289 make up for change in add_stores.
13290 (vt_add_function_parameters): Add status to calls to
13292 * config/darwin.c (darwin_override_options): Turn on uninitialized
13293 tracking automatically, if var_tracking is on and the system is
13296 2007-07-13 Sa Liu <saliu@de.ibm.com>
13298 * config.gcc: Add options for arch and tune on SPU.
13299 * config/spu/predicates.md: Add constant operands 0 and 1.
13300 * config/spu/spu-builtins.def: Add builtins for double precision
13301 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
13302 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
13304 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
13306 * config/spu/spu-protos.h: Add new function prototypes.
13307 * config/spu/spu.c (spu_override_options): Check options -march and
13309 (spu_comp_icode): Add comparison code for DFmode and vector mode.
13310 (spu_emit_branch_or_set): Use the new code for DFmode and vector
13312 (spu_const_from_int): New. Create a vector constant from 4 ints.
13313 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
13314 (spu_emit_vector_compare): New. Emit vector compare.
13315 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
13316 * config/spu/spu.h: Add options -march and -mtune. Define processor
13317 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
13318 CANONICALIZE_COMPARISON.
13319 * config/spu/spu.md: Add new insns for double precision compare
13320 and double precision vector compare. Add vcond and smax/smin patterns
13321 to enable DFmode vector conditional expression.
13322 * config/spu/spu.opt: Add options -march and -mtune.
13323 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
13324 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
13325 both CELL and CELLEDP targets: spu_testsv.
13326 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
13329 2007-07-13 Richard Guenther <rguenther@suse.de>
13331 PR tree-optimization/32721
13332 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
13333 TREE_THIS_VOLATILE on the folded reference.
13334 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
13335 if the array reference has TREE_THIS_VOLATILE set.
13337 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
13340 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
13342 2007-07-13 Andreas Schwab <schwab@suse.de>
13344 * gengtype-lex.l: Allow declarations to be indented.
13346 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13348 * ginclude/tgmath.h: New.
13349 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
13350 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
13351 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
13352 * configure: Regenerate.
13354 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13356 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
13357 correct index when setting register save state for xd
13360 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13362 * config/sh/sh.c (mark_use): Remove.
13364 2007-07-12 Paul Brook <paul@codesourcery.com>
13366 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
13367 reg does not overlap return value.
13369 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
13371 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
13372 (set_expression_vuses): Ditto.
13373 (init_pre): Initialize expression_vuses.
13375 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13377 * config/i386/sse.md (storentdf, storentsf): New.
13379 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13381 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
13383 * tree.c (build_decl_stat): Move code from here...
13384 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
13385 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
13386 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
13387 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
13388 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
13391 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13392 Devang Patel <dpatel@apple.com>
13394 PR tree-optimization/25413
13395 * targhooks.c (default_builtin_vector_alignment_reachable): New.
13396 * targhooks.h (default_builtin_vector_alignment_reachable): New.
13397 * tree.h (contains_packed_reference): New.
13398 * expr.c (contains_packed_reference): New.
13399 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
13400 (vect_enhance_data_refs_alignment): Call
13401 vector_alignment_reachable_p.
13402 * target.h (vector_alignment_reachable): New builtin.
13403 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
13404 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
13405 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
13407 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13409 * target.h (builtin_vectorization_cost): Add new target builtin.
13410 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
13411 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
13412 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
13413 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
13414 uninitialized variables.
13415 * tree-vect-transform.c (cost_for_stmt): New function.
13416 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
13417 using cost 1 for all scalar stmts. Be less conservative when
13418 estimating the number of prologue/epulogue iterations. Call
13419 targetm.vectorize.builtin_vectorization_cost. Return
13420 min_profitable_iters-1.
13421 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
13422 initialization cost instead of TARG_VEC_STMT_COST. Use
13423 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
13424 epilogue code. Fix epilogue cost computation.
13425 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
13426 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
13427 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
13428 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
13429 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
13430 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
13432 2007-07-12 Richard Guenther <rguenther@suse.de>
13434 * gimplify.c (gimplify_conversion): Make sure that the result
13435 from maybe_fold_offset_to_reference is trivially convertible
13436 to the desired type before doing the simplification.
13437 (gimplify_expr): Likewise.
13438 * fold-const.c (fold_binary): Use the correct types for
13439 building the simplified expression.
13441 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13443 PR rtl-optimization/32729
13444 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
13445 that fallthru to exit.
13447 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
13449 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
13450 (symDTPOFF2reg): Likewise.
13452 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
13454 PR tree-optimization/32663
13456 * tree.h (VALUE_HANDLE_VUSES): Remove.
13457 (struct tree_value_handle): Remove vuses.
13459 * tree-vn.c (create_value_handle_for_expr): Don't set
13460 VALUE_HANDLE_VUSES.
13462 * tree-ssa-pre.c (expression_vuses): New.
13463 (alloc_expression_id): Set up expression_vuses.
13464 (get_expression_vuses): New.
13465 (set_expression_vuses): Ditto.
13466 (clear_expression_ids): Modify for expression_vuses.
13467 (phi_translate_1): Ditto.
13468 (phi_translate_set): Ditto.
13469 (value_dies_in_block_x): Ditto
13470 (valid_in_sets): Ditto.
13471 (add_to_sets): Ditto.
13472 (find_existing_value_expr): Ditto.
13473 (create_value_handle_for_expr): Ditto.
13474 (make_values_for_stmt): Ditto.
13475 (vuse_equiv): Remove.
13477 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
13479 * Makefile.in (mostlyclean): Remove object files.
13481 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13483 * toplev.c (no_new_pseudos): Deleted.
13484 * rtl.h (no_new_pseudos): Deleted.
13485 * tree-pass.h (pass_no_new_pseudos): Deleted.
13486 * passes.c (pass_no_new_pseudos): Deleted.
13487 * final.c (rest_of_clean_state): Removed no_new_pseudos.
13488 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
13489 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
13491 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
13492 * rtlhooks.c (gen_lowpart_general): Ditto.
13493 * optabs.c (prepare_operand): Ditto.
13494 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
13496 * modulo-sched.c (rest_of_handle_sms): Ditto.
13497 * see.c (rest_of_handle_see): Ditto.
13498 * ifcvt.c (if_convert): Ditto.
13499 (gate_handle_if_after_combine): Replaced no_new_pseudos with
13501 * init-regs.c (gate_initialize_regs): Deleted set of
13503 * lower-subreg.c (decompose_multiword_subregs): Ditto.
13504 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
13505 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
13507 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13510 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
13511 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
13512 (*vec_extractv2di_1_rex64): New insn pattern.
13514 2007-07-11 David Daney <ddaney@avtrex.com>
13516 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
13517 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
13518 for SIGNAL_UNWIND_RETURN_COLUMN.
13519 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
13520 (DWARF_FRAME_REGNUM): Rewrite.
13521 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
13523 2007-07-11 Nick Clifton <nickc@redhat.com>
13525 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
13526 delta and use gen_int_mode in place of GET_INT instead.
13528 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13530 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
13533 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
13535 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
13536 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
13538 * params.h (VERIFY_CANONICAL_TYPES): Remove.
13539 (USE_CANONICAL_TYPES): New.
13540 * doc/invoke.texi (verify-canonical-types): Remove.
13541 (use-canonical-types): Add.
13543 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
13545 * config/spu/spu.c (spu_optimization_options): Remove setting of
13546 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
13547 (spu_override_options): Move it here.
13549 2007-07-11 Richard Sandiford <richard@codesourcery.com>
13551 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
13552 * config/mips/mips.c (mips_cpu_info_table): Mention
13553 MIPS_ISA_LEVEL_SPEC in the comment.
13555 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13557 PR tree-optimization/32713
13558 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
13560 2007-07-11 Paolo Carlini <pcarlini@suse.de>
13562 PR middle-end/30482
13563 * c-opts.c (c_common_post_options): Do not change flag_complex_method
13564 conditional to flag_isoc99.
13565 (c_common_init_options): Do it here, unconditionally.
13567 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13569 PR tree-optimization/32589
13570 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
13571 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
13572 * tree-ssa-propagate.c (valid_gimple_expression_p): New
13573 predicate, extracted from...
13574 (set_rhs): ...here. Call it for the expression on entry.
13575 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
13576 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
13577 (simplify_binary_expression): Use valid_gimple_expression_p
13578 to validate the simplification.
13579 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
13581 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
13583 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
13584 DWARF2_DEBUG on 32 bit target too.
13585 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
13587 2007-07-11 Nick Clifton <nickc@redhat.com>
13589 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
13590 version for 64-bit hosts.
13592 2007-07-10 David Daney <ddaney@avtrex.com>
13594 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
13596 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
13598 * config/mips/mips.c (mips_expand_synci_loop): New function.
13599 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
13600 (UNSPEC_RDHWR): Same.
13601 (UNSPEC_SYNCI): Same.
13602 (UNSPEC_SYNC): Same.
13603 (clear_cache): New expand.
13607 (clear_hazard): Same.
13608 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
13610 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
13611 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
13613 2007-07-10 Ian Lance Taylor <iant@google.com>
13615 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
13618 2007-07-10 David Daney <ddaney@avtrex.com>
13620 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
13621 * builtins.c (expand_builtin___clear_cache): New function.
13622 (expand_builtin): Call expand_builtin___clear_cache for
13623 BUILT_IN_CLEAR_CACHE case.
13624 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
13625 * doc/md.texi (clear_cache): Document new instruction pattern.
13626 * testsuite/gcc.dg/builtins-64.c: New test.
13628 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
13630 * config/cris/cris.md ("movsi"): Fix typo in last change.
13632 2007-07-09 Geoffrey Keating <geoffk@apple.com>
13635 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
13637 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
13638 * varasm.c (assemble_start_function): Honor DECL_ALIGN
13639 for FUNCTION_DECLs. Don't use align_functions_log if
13641 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
13642 even for FUNCTION_DECLs.
13643 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
13645 * tree.h (DECL_ALIGN): Update for new location of 'align'.
13646 (DECL_FUNCTION_CODE): Update for new location and name of
13648 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
13649 (struct tree_decl_common): Move 'align' and 'off_align' out
13650 of union, ensure they're still on a 32-bit boundary. Remove
13651 other fields in union 'u1'.
13652 (struct tree_function_decl): Add field 'function_code' replacing
13653 'u1.f' in tree_decl_common.
13654 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
13655 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
13656 (Variable Attributes): Cross-reference 'aligned' attribute
13657 to Function Attributes.
13658 * flags.h (force_align_functions_log): Delete.
13659 * toplev.c (force_align_functions_log): Delete.
13661 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
13664 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
13665 (*vec_concatv2di_rex): New insn pattern.
13667 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13670 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
13672 2007-07-10 Ian Lance Taylor <iant@google.com>
13674 Replace no_new_pseudos in backends.
13675 * rtl.h (can_create_pseudo_p): Define.
13676 * config/darwin.c (machopic_indirect_data_reference): Use
13677 can_create_pseudo_p () instead of no_new_pseudos.
13678 (machopic_indirect_data_reference): Likewise.
13679 (machopic_legitimize_pic_address): Likewise.
13680 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
13681 (alpha_emit_set_const_1): Likewise.
13682 (alpha_emit_set_const): Likewise.
13683 (alpha_emit_conditional_move): Likewise.
13684 (alpha_split_conditional_move): Likewise.
13685 * config/alpha/alpha.md (various splitters): Likewise.
13687 * config/arm/arm.c (legitimize_pic_address): Likewise.
13688 (arm_load_pic_register): Likewise.
13689 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
13690 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
13691 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
13692 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
13693 * config/cris/cris.md (movsi): Likewise.
13694 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
13695 (symGOTOFF2reg_hilo): Likewise.
13696 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
13697 * config/h8300/h8300.md (insv, extzv): Likewise.
13698 * config/i386/i386.c (ix86_expand_move): Likewise.
13699 (ix86_expand_vector_move): Likewise.
13700 (ix86_prepare_fp_compare_args): Likewise.
13701 (ix86_expand_carry_flag_compare): Likewise.
13702 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
13703 (tls_dynamic_gnu2_combine_32): Likewise.
13704 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
13705 * config/ia64/ia64.c (ia64_expand_move): Likewise.
13706 (ia64_expand_movxf_movrf): Likewise.
13707 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
13708 (m32c_split_move): Likewise.
13709 (m32c_expand_insv): Likewise.
13710 * config/m68k/m68k.md (movsi): Likewise.
13711 * config/mips/mips.c (mips_force_temporary): Likewise.
13712 (mips_split_symbol): Likewise.
13713 (mips_move_integer): Likewise.
13714 (mips_legitimize_const_move): Likewise.
13715 * config/mn10300/mn10300.md (movsi): Likewise.
13716 * config/pa/pa.c (emit_move_sequence): Likewise.
13717 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13718 (rs6000_got_register): Likewise.
13719 (create_TOC_reference): Likewise.
13720 (rs6000_machopic_legitimize_pic_address): Likewise.
13721 * config/rs6000/rs6000.md (add<mode>3): Likewise.
13722 (various splitters): Likewise.
13723 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
13724 (movsi_got): Likewise.
13725 * config/s390/s390.c (emit_symbolic_move): Likewise.
13726 * config/s390/s390.md (movhi, movqi): Likewise.
13727 (load_multiple, store_multiple): Likewise.
13728 * config/score/score.c (score_force_temporary): Likewise.
13729 * config/sh/sh.c (prepare_move_operands): Likewise.
13730 (prepare_cbranch_operands): Likewise.
13731 (emit_fpu_switch): Likewise.
13732 (fpscr_set_from_mem): Likewise.
13733 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
13734 (adddi3, subsi3): Likewise.
13735 (various splitters): Likewise.
13736 (divsi_inv_fp_combine): Likewise.
13737 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
13738 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
13740 * config/sh/predicates.md (xor_operand): Likewise.
13741 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
13742 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
13743 (movdi_pic_label_ref): Likewise.
13744 * config/spu/spu.c (spu_split_immediate): Likewise.
13745 * config/alpha/alpha.md (various splitters): Remove test
13746 !no_new_pseudos || reload_completed.
13747 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
13749 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13750 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13751 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13752 * config/score/score.c (th_output_mi_thunk): Likewise.
13753 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
13754 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13756 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
13758 PR rtl-optimization/32664
13759 * mode-switching.c (create_pre_exit): Skip barrier insns.
13761 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13763 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
13764 force_gimple_operand_bsi.
13765 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
13766 rewrite_use_compare): Ditto.
13767 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
13769 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
13770 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
13771 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
13772 * tree-profile.c (prepare_instrumented_value,
13773 tree_gen_interval_profiler, tree_gen_pow2_profiler,
13774 tree_gen_one_value_profiler, tree_gen_ic_profiler,
13775 tree_gen_ic_func_profiler, tree_gen_average_profiler,
13776 tree_gen_ior_profiler): Ditto.
13777 * tree-ssa-reassoc.c (negate_value): Ditto.
13778 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
13779 Use force_gimple_operand_bsi.
13780 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
13781 * tree-if-conv.c (add_to_dst_predicate_list,
13782 find_phi_replacement_condition): Ditto.
13783 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
13784 Call mark_symbols_for_renaming for new statements.
13785 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
13787 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13789 * cfghooks.c (remove_edge): New function.
13790 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
13792 * cfghooks.h (remove_edge): Declare.
13793 * cfg.c (remove_edge): Renamed to remove_edge_raw.
13794 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
13796 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
13798 * optabs.h: Added declaration for signbit_optab.
13799 * optabs.c: (init_optabs): Added initialization for signbit_optab.
13800 * genoptinit.c (optabs): Added entry for signbit insns.
13801 * builtins.c (expand_builtin_signbit): Added code to use a signbit
13802 insn, if available.
13803 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
13804 * config/s390/s390.md (signbit<mode>2): New expander.
13806 2007-07-09 Richard Guenther <rguenther@suse.de>
13808 PR middle-end/32698
13809 * fold-const.c (fold_plusminus_mult_expr): Move constant
13810 arguments second to allow decomposing.
13812 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
13815 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13817 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13818 Disregard DECL_FROM_INLINE.
13820 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13823 * doc/invoke.texi: Add ftree-reassoc flag.
13824 * common.opt (ftree-reassoc): New flag.
13825 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
13826 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
13828 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13830 PR tree-optimization/32681
13831 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
13832 saved in second_edge->aux when first_bb is a loop header.
13834 2007-07-09 Jan HUbicka <jh@suse.cz>
13836 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
13838 2007-07-09 Richard Guenther <rguenther@suse.de>
13840 * c-decl.c (start_function): Do not promote return type.
13842 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
13844 * function.c (do_warn_unused_parameter): Do not warn if
13845 TREE_NO_WARNING is set.
13847 2007-07-08 Andreas Schwab <schwab@suse.de>
13849 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
13851 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
13854 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13856 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13857 apply to assembly language, too.
13858 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13860 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
13862 Revert (note the sccvn portions are *not* reverted)
13863 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13865 Fix PR tree-optimization/23488
13867 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13869 * tree-flow-inline.h (get_value_handle): Ditto.
13870 * tree-ssa-pre.c (decl_vh_map): New.
13871 (decl_node_pool): New.
13872 (can_value_number_operation): Support DECL_P.
13873 (can_PRE_operation): Ditto.
13874 (create_expression_by_pieces): Ditto.
13875 (find_existing_value_expr): Modify to differnetiate between
13876 addressing and top level.
13877 (create_value_handle_for_expr): Handle DECL's.
13878 (poolify_tree): Ditto.
13879 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13880 (make_values_for_stmt): Handle DECL's properly.
13881 (init_pre): Reorg to not init useless things during FRE.
13883 * tree-flow.h: Include pointer-set.h.
13884 (decl_vh_map): Declare.
13885 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13887 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
13889 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
13890 the constraint description.
13891 * doc/md.texi: Update documentation of AVR constraints.
13893 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
13895 * auto-inc-dec.c, config/arm/arm.c,
13896 config/m32r/constraints.md, config/mips/mips.md,
13897 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
13898 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
13899 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
13900 typos. Follow spelling conventions.
13901 * doc/invoke.texi, doc/rtl.texi: Fix typos.
13903 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13904 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13906 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
13907 realloc_vuse): Remove.
13908 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
13911 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13913 Fix PR tree-optimization/23488
13915 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
13916 (try_to_simplify): Ditto.
13917 (visit_use): Ditto.
13918 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13920 * tree-flow-inline.h (get_value_handle): Ditto.
13921 * tree-ssa-pre.c (decl_vh_map): New.
13922 (decl_node_pool): New.
13923 (can_value_number_operation): Support DECL_P.
13924 (can_PRE_operation): Ditto.
13925 (create_expression_by_pieces): Ditto.
13926 (find_existing_value_expr): Modify to differnetiate between
13927 addressing and top level.
13928 (create_value_handle_for_expr): Handle DECL's.
13929 (poolify_tree): Ditto.
13930 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13931 (make_values_for_stmt): Handle DECL's properly.
13932 (init_pre): Reorg to not init useless things during FRE.
13934 * tree-flow.h: Include pointer-set.h.
13935 (decl_vh_map): Declare.
13936 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13938 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13940 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13941 apply to assembly language, too.
13942 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13944 2007-07-06 Ian Lance Taylor <iant@google.com>
13945 Zack Weinberg <zackw@panix.com>
13947 PR middle-end/32441
13948 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
13950 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13952 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
13953 (prefetch): Likewise if "pref" would be used.
13955 2007-07-06 Josh Conner <jconner@apple.com>
13957 PR middle-end/32602
13958 PR middle-end/32603
13959 * calls.c (store_one_arg): Handle arguments which are partially
13960 on the stack when detecting argument overlap.
13962 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
13964 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
13965 chosen during find_reloads.
13967 2007-07-06 Richard Guenther <rguenther@suse.de>
13969 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
13970 TYPE_ARG_TYPES for verification of argument types. Use
13971 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
13972 parameters as variable arguments.
13974 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
13976 * libgcc2.h (word_type): Type definition removed.
13977 (cmp_return_type, shift_count_type): Type definitions added.
13978 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13979 replaced with shift_count_type.
13980 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13982 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
13983 changed from word_type to Wtype.
13984 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13985 replaced with shift_count_type.
13986 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13988 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
13989 and libgcc_shift_count attribute added.
13990 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
13991 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
13992 (TARGET_INITIALIZER): New target hooks added.
13993 * targhooks.c (default_libgcc_cmp_return_mode,
13994 default_libgcc_shift_count_mode): Default implementations for the new
13995 target hooks added.
13996 * targhooks.h (default_libgcc_cmp_return_mode,
13997 default_libgcc_shift_count_mode): Function prototypes added.
13998 * target.h (struct gcc_target): Fields for the new target hooks added.
13999 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
14001 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
14004 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
14005 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
14007 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
14008 s390_libgcc_shift_count_mode): Functions added.
14009 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
14010 Target hooks defined.
14012 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14014 * config/mips/mips.c (compute_frame_size): Restore the original
14015 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
14016 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
14017 Document why the difference is needed.
14019 2007-07-06 Richard Guenther <rguenther@suse.de>
14021 * c-common.c (boolean_increment): Use correctly typed
14024 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14026 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
14027 the topmost argument register is not also included in the save mask.
14028 (mips16e_collect_argument_save_p): Take a pointer to the argument
14029 register, rather than a pointer to the number of arguments.
14030 (mips16e_collect_argument_saves): Only include argument saves
14031 that aren't in the register mask.
14033 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
14035 PR rtl-optimization/32450
14036 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
14037 to ensure that instructions are not moved into the prologue when
14038 profiling is on. Remove unused prologue_end variable.
14039 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
14040 as a scheduling barrier.
14042 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14045 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14046 Disregard DECL_FROM_INLINE.
14048 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
14050 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
14051 IORing with a constant.
14053 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
14055 PR rtl-optimization/32475
14056 * df-scan.c (df_def_record_1): Add a use of the stack pointer
14057 for every definition of the stack pointer.
14059 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
14061 * arm.c (vfp3_const_double_index): Copy signed results of
14062 REAL_VALUE_TO_INT into unsigned vars.
14064 2007-07-05 Richard Guenther <rguenther@suse.de>
14066 PR middle-end/32639
14067 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
14069 * tree-ssa.c (useless_type_conversion_p): Check canonical
14072 2007-07-05 Anatoly Sokolov <aesok@post.ru>
14074 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
14075 zero_extendhisi2): Change to define_insn_and_split.
14076 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
14078 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
14080 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
14081 pass_match_asm_constraints): New.
14082 * passes.c (init_optimization_passes): Add new pass.
14083 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
14084 * function.h (struct function): Add has_asm_statement bit.
14085 (current_function_has_asm_statement): New.
14086 * tree-pass.h (pass_match_asm_constraints): New.
14088 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
14090 * config/mips/mips.c (mips_file_start): Avoid declaration
14093 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14095 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
14097 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
14099 * rtl.def (NOTE): Change print format string to print
14100 operand 5 as a note insn name.
14102 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14103 David Ung <davidu@mips.com>
14105 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
14106 * doc/invoke.texi: (MIPS Options): Document them.
14108 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14109 David Ung <davidu@mips.com>
14111 Add support for SmartMIPS ASE.
14113 * optabs.c (expand_binop_directly): New, broken out from...
14114 (expand_binop): Here. Make it try rotating in the other
14115 direction even when the second operand isn't constant.
14116 * config/mips/mips.md (*lwxs): New.
14117 * config/mips/mips.opt (msmartmips): New.
14118 * config/mips/mips.c (mips_lwxs_address_p): New.
14119 (mips_rtx_costs): Make it recognize scaled indexed addressing.
14120 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
14121 __mips_smartmips when compiling for TARGET_SMARTMIPS.
14122 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
14123 (ISA_HAS_LWXS): New.
14124 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
14125 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
14126 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
14127 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
14128 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
14129 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
14130 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
14132 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14134 * tree-vectorizer.c (new_loop_vec_info): Initialize
14135 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14136 * tree-vectorizer.h (_loop_vec_info): Added new filed
14137 min_profitable_iters.
14138 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
14139 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
14140 * tree-vect-analyze.c (vect_analyze_operations): Set
14141 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14142 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
14143 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
14144 Fix calculation of peel_iters_prologue. Move consideration of epilogue
14145 and prologue cost to after they are computed.
14146 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
14147 TARG_VEC_STMT_COST.
14148 (vect_model_simple_cost): Takes additional argument dt. Consider cost
14149 of creating vectors from scalars according to dt.
14150 (vect_model_store_cost): Likewise.
14151 (vectorizable_call): Use dt array instead of scalar dt. Call
14152 vect_model_simple_cost with additional argument dt.
14153 (vectorizable_assignment): Likewise.
14154 (vectorizable_operation): Likewise.
14155 (vectorizable_type_demotion): Likewise.
14156 (vectorizable_type_promotion): Likewise.
14157 (vectorizable_store): Use dt array instead of scalar dt. Call
14158 vect_model_store_cost with additional argument dt.
14159 (vect_do_peeling_for_loop_bound): Don't call
14160 vect_estimate_min_profitable_iters. Instead, lookup
14161 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
14162 "may not be profitable".
14164 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14167 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
14168 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
14169 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
14170 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
14172 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
14174 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
14175 addressing modes cheaper.
14177 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
14179 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
14180 (dw_ranges_struct): Rename block_num to num. Adjust.
14181 (dw_ranges_by_label_struct): New.
14182 (ranges_by_label, ranges_by_label_allocated,
14183 ranges_by_label_in_use): New variables.
14184 (add_ranges_num): Factored most of the code out of...
14185 (add_ranges): ... this one. Rewrite in terms of the former.
14186 (add_ranges_by_labels): New.
14187 (output_ranges): Output by-label ranges.
14188 (dwarf2out_finish): Output range for multiple-section
14189 compile_unit. Output standard DW_AT_low_pc in addition to
14190 unexpected DW_AT_entry_pc.
14192 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
14194 PR tree-optimization/32604
14195 PR tree-optimization/32606
14197 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
14198 (compute_antic_safe): Removed.
14199 (ANTIC_SAFE_LOADS): Ditto.
14200 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
14201 (execute_pre): Don't call compute_antic_safe.
14202 (vuse_equiv): New function.
14203 (make_values_for_stmt): Use it
14204 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
14207 2007-07-04 Anatoly Sokolov <aesok@post.ru>
14210 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
14211 rather than a decl.
14212 (avr_attribute_table): Make "naked" attribute apply to function types
14213 rather than to decls.
14214 (avr_handle_fntype_attribute): New function.
14216 2007-07-04 Joseph Myers <joseph@codesourcery.com>
14218 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
14221 2007-07-04 David Ung <davidu@mips.com>
14222 Joseph Myers <joseph@codesourcery.com>
14224 * config/mips/mips.md (type): Add logical, signext and move.
14225 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
14226 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
14227 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
14228 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
14229 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
14230 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
14231 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
14232 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
14233 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
14234 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
14235 movv2sf_hardfloat_64bit): Use the new types.
14236 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
14237 *movdf_softfloat, *movdf_mips16): Use "multi".
14238 (extendqihi2): Replace with a define_expand.
14239 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
14240 Based on extend<SHORT:mode><GPR:mode>2 patterns.
14241 * config/mips/74k.md (r74k_int_logical): New reservation and
14243 (r74k_int_arith): Remove "slt".
14244 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
14245 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
14246 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
14247 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
14248 reservations for "arith".
14250 2007-07-04 Richard Guenther <rguenther@suse.de>
14252 * tree-ssa.c (useless_type_conversion_p): Add handling for
14253 scalar float and vector types. Only call the types_compatible_p
14254 langhook for aggregate types as last resort. Follow the
14257 2007-07-04 Richard Guenther <rguenther@suse.de>
14259 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
14260 the same as NOP_EXPR.
14262 2007-07-04 Nick Clifton <nickc@redhat.com>
14264 * target.h (struct gcc_target): Add target_help field.
14265 * target-def.h (TARGET_HELP): New.
14266 (TARGET_INITIALIZER): Use TARGET_HELP.
14267 * opts.c (command_handle_option): Invoke target_help function, if
14268 defined, when the user has specified --target-help on the command
14270 * doc/invoke.texi: Mention that --target-help might print
14271 additional information.
14272 * doc/tm.texi: Document TARGET_HELP hook.
14274 * arm.c (TARGET_HELP): Override default definition.
14275 (arm_target_help): New - display a wrapped list of cores and
14276 architectures supported.
14278 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
14280 * config/v850/v850.c (expand_prologue): Make sure
14281 GEN_INT() argument is sign extended rather than zero extended.
14282 (expand_epilogue): Likewise.
14283 (output_move_double): Delete.
14284 * config/v850/v850-protos.h (output_move_double): Delete.
14285 * config/v850/v850.md (movdi): Delete.
14286 (*movdi_internal): Delete.
14288 (*movdf_internal): Delete.
14290 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14292 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
14293 unless compiling RTP PIC.
14295 2007-07-04 Richard Guenther <rguenther@suse.de>
14297 PR tree-optimization/32482
14298 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
14299 original ssa name if we didn't find a shift expression.
14300 Fix shift constant for bit zero test.
14302 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14304 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
14306 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14308 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
14309 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
14310 * config/arm/vxworks.h (ASM_SPEC): Delete.
14311 (SUBTARGET_EXTRA_ASM_SPEC): Define.
14313 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14315 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
14316 (DDR_REVERSED_P): New.
14317 * tree-data-ref.c (initialize_data_dependence_relation,
14318 build_classic_dist_vector): Set DDR_REVERSED_P.
14320 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14322 PR middle-end/32457
14323 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
14324 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14325 init_omega_for_ddr_1): Use non conservative number of iterations
14327 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
14328 (analyze_siv_subscript): Remove FIXME and reinitialization of
14329 last_conflicts to chrec_dont_know.
14330 * testsuite/gfortran.dg/vect/pr32457.f90: New.
14332 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14334 * tree.c (maybe_canonicalize_argtypes): Improve description.
14336 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14338 * tree.c (maybe_canonicalize_argtypes): New.
14339 (build_function_type): Set canonical type.
14340 (build_method_type_directly): Ditto.
14341 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
14344 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14346 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
14348 (rewrite_use_nonlinear_expr): Likewise.
14350 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
14352 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
14354 2007-07-04 Ben Elliston <bje@au.ibm.com>
14356 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
14359 * c-objc-common.c (c_types_compatible_p): Fix indentation.
14361 * doc/tm.texi (Run-time Target): Capitalise "CPU".
14362 (Exception Handling): Likewise.
14364 2007-07-03 Jan Hubicka <jh@suse.cz>
14366 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
14368 2007-07-03 Eric Christopher <echristo@apple.com>
14370 * doc/cppopts.texi: Add conflicting option note to -dM.
14371 * doc/invoke.texi: Add note about possible conflicts with
14372 -E for -dCHARS and note that -dM will not produce
14373 any results if there is no machine dependent reorg.
14375 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14377 * tree.h (DECL_ALIGN): Back out previous change.
14379 2007-07-03 Joseph Myers <joseph@codesourcery.com>
14381 * configure.ac: Test for .dtprelword support on MIPS.
14382 * configure, config.in: Regenerate.
14383 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
14384 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14386 2007-07-03 Julian Brown <julian@codesourcery.com>
14388 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
14389 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
14390 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
14391 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
14393 (all_fpus): Add FPUTYPE_VFP3.
14394 (fp_model_for_fpu): Add VFPv3 field.
14395 (arm_rtx_costs_1): Give cost to VFPv3 constants.
14396 (vfp3_const_double_index): New function. Return integer index of
14397 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
14399 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
14400 and argument represents a valid RTX for a VFPv3 constant.
14401 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
14403 (vfp_emit_fstmd): Similar, for fstmd.
14404 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
14405 constants, represented as integer indices.
14406 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
14407 VFP_REGNO_OK_FOR_DOUBLE macros.
14408 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
14409 (arm_file_start): Set float-abi attribute for VFPv3, and output
14410 correct ".fpu" assembler directive.
14411 (arm_dbx_register_numbering): Add FIXME.
14412 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
14413 (fputype): Add FPUTYPE_VFP3.
14414 (FIXED_REGISTERS): Add 32 registers for D16-D31.
14415 (CALL_USED_REGISTERS): Likewise.
14416 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
14417 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
14418 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
14419 (D7_VFP_REGNUM): New.
14420 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
14421 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
14422 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
14423 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
14424 (REG_ALLOC_ORDER): Adjust for VFPv3.
14425 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
14426 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
14427 VFP_LO_REGS, VFP_HI_REGS.
14428 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
14429 (IS_VFP_CLASS): Define macro.
14430 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
14432 (REGISTER_MOVE_COST): Likewise.
14433 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
14434 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
14435 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
14436 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
14437 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
14438 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
14439 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
14440 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
14441 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
14442 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
14443 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
14444 where appropriate for single-word registers.
14445 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
14446 As above. Fix type attributes.
14447 * config/arm/constraints.md (register_contraint "t"): Define.
14448 (register_constraint "w"): Change to D0-D15, or D0-D31 for
14450 (register_constraint "x"): Define.
14451 (constraint "Dv"): Define.
14453 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14455 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
14457 2007-07-03 Tom Tromey <tromey@redhat.com>
14459 * c-parser.c (objc_pq_context): Removed.
14460 (objc_need_raw_identifier): Likewise.
14461 (c_parser) <objc_pq_context>: New field.
14462 <objc_need_raw_identifier>: Likewise.
14463 (OBJC_NEED_RAW_IDENTIFIER): Removed.
14464 (c_lex_one_token): Update.
14465 (c_parser_objc_protocol_definition): Update.
14466 (c_parser_objc_method_definition): Update.
14467 (c_parser_objc_methodproto): Update.
14468 (c_parser_declspecs): Update.
14470 2007-07-03 David Ung <davidu@mips.com>
14472 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
14474 2007-07-03 David Ung <davidu@mips.com>
14475 Richard Sandiford <richard@codesourcery.com>
14477 * doc/invoke.texi: Document -march=74kf3_2.
14478 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
14479 (TUNE_74K): Check for it.
14480 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
14481 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
14482 * config/mips/mips.md (cpu): Add 74kf3_2.
14483 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
14484 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
14485 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
14486 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
14487 74kf3_2 to the CPU list.
14488 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
14489 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
14490 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
14491 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
14492 (r74kf3_2_fxfer_from_c1): New insn reservations.
14494 2007-07-03 Richard Sandiford <richard@codesourcery.com>
14495 David Ung <davidu@mips.com>
14497 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
14498 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
14499 and 74k[fx]. Document aliases for the new options.
14500 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
14501 (PROCESSOR_24KF2_1): ...this.
14502 (PROCESSOR_24KX): Rename to...
14503 (PROCESSOR_24KF1_1): ...this.
14504 (PROCESSOR_74KF): Rename to...
14505 (PROCESSOR_74KF2_1): ...this.
14506 (PROCESSOR_74KX): Rename to...
14507 (PROCESSOR_74KF1_1): ...this.
14508 (TUNE_74K): Update PROCESSOR_* names.
14509 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
14510 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
14511 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
14512 (mips_rtx_cost_data): Update processor names in comments.
14513 (mips_issue_rate): Update PROCESSOR_* names.
14514 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
14515 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
14516 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
14517 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
14518 Update cpu attribute names.
14519 (r24k_fpu_iss): Rename this reservation to...
14520 (r24kf2_1_fpu_iss): ...this and update all uses.
14521 (r24kx_fpu_iss): Rename this reservation to...
14522 (r24kf1_1_fpu_iss): ...this and update all uses.
14523 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
14524 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
14525 Update cpu attribute names.
14527 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
14529 * config/m32r/constraints.md: New file.
14530 * config/m32r/m32r.c: Include tm-constrs.h.
14531 (small_data_operand): Use satisfies_constraint_* instead of macro.
14532 (addr24_operand, gen_compare): Likewise.
14533 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
14534 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
14535 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14536 EXTRA_CONSTRAINT): Likewise.
14537 * config/m32r/m32r.md: Include constraints.md.
14538 (*movsi_insn): Use satisfies_constraint_* instead of macro.
14539 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
14540 * config/m32r/predicates.md (conditional_move_operand): Likewise.
14541 (two_insn_const_operand, int8_operand, uint16_operand,
14542 reg_or_int16_operand, reg_or_uint16_operand,
14543 reg_or_cmp_int16_operand, cmp_int16_operand,
14544 seth_add3_operand): Likewise.
14546 2007-07-03 Eric Christopher <echristo@gmail.com>
14548 * libgcc2.h: Conditionally declare __bswapsi2 and
14551 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
14553 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
14556 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14559 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
14560 (__gthrw_pragma): Provide default definition.
14561 (__gthrw2): Use it.
14562 * gthr-posix.c (__gthrw_pragma): Define.
14564 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
14566 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
14567 before declaring inequality.
14569 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
14571 * combine.c (recog_for_combine): Log the success or failure of
14572 matching new insn patterns against the machine description in
14575 2007-07-03 Revital Eres <eres@il.ibm.com>
14577 * ddg.c (print_sccs): New function.
14578 (check_sccs): New function.
14579 (create_ddg_all_sccs): Use it.
14580 * ddg.h (print_sccs): Declare.
14581 * modulo-sched.c (sms_order_nodes): Call print_sccs.
14583 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
14585 * targhooks.h (default_mode_for_suffix): New function declaration.
14586 * targhooks.c (default_mode_for_suffix): New default target hook.
14587 * target.h (struct c): New structure in the targetm struct.
14588 (mode_for_suffix): New target hook as part of struct c.
14589 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
14590 default_mode_for_suffix.
14591 (TARGET_C): New define.
14592 * c-lex.c: Include "target.h".
14593 (interpret_float): Use targetm.c.mode_for_suffix to determine
14594 the mode for a given non-standard suffix.
14595 Makefile.in (c-lex.o): Depend on $(TARGET_H).
14597 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
14598 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
14600 * doc/extend.texi (Floating Types): New node. Document __float80 and
14601 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
14603 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
14606 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
14607 predicate instead of target_operand.
14608 (divsi3_i1_media, divsi3_media_2): Likewise.
14610 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
14612 * tree.h (alias_sets_might_conflict_p): Rename into
14613 alias_sets_must_conflict_p.
14614 * alias.c (alias_sets_might_conflict_p): Likewise.
14615 (alias_sets_conflict_p): Use it.
14616 (objects_must_conflict_p): Likewise.
14617 * c-common.c (strict_aliasing_warning): Adjust.
14619 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14621 * rtlhooks.c (gen_lowpart_if_possible): Check for
14622 invalid subreg before calling gen_lowpart_SUBREG.
14624 2007-07-02 Geoffrey Keating <geoffk@apple.com>
14626 * config/darwin9.h: Add copyright notice.
14627 (LINK_COMMAND_SPEC): Add comment.
14628 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
14629 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
14630 DARWIN_LIBSYSTEM_HAS_UNWIND.
14632 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14635 * omp-low.c (check_combined_parallel): New function.
14636 (lower_omp_parallel): Call it via walk_stmts, set
14637 OMP_PARALLEL_COMBINED if appropriate.
14638 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
14639 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
14640 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
14641 don't consider it as combined parallel.
14643 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14645 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14646 (gcc_tooldir): Likewise.
14647 * configure: Regenerate.
14648 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14649 old configure.ac gcc_tooldir setting.
14650 (prefix_to_exec_prefix): New variable.
14651 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14652 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14654 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
14656 Fix PR tree-optimization/32583
14657 Fix PR tree-optimization/32584
14658 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
14659 (phi_translate_set): Use phi_translate directly now.
14660 (make_values_for_stmt): Don't value number RHS if we already know
14663 2007-07-02 Steve Ellcey <sje@cup.hp.com>
14664 Jim Wilson <wilson@specifix.com>
14667 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
14670 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
14671 Richard Sandiford <richard@codesourcery.com>
14672 Nigel Stephens <nigel@mips.com>
14674 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
14675 (mips16e_output_save_restore): Declare.
14676 (mips16e_save_restore_pattern_p): Likewise.
14677 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
14678 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
14679 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
14680 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
14681 (BITSET_P): New global macro, extracted from...
14682 (mips_for_each_saved_reg): ...here.
14683 (mips16e_save_restore_info): New struct.
14684 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
14685 (mips16e_save_restore_regs): New variable.
14686 (mips_split_plus, mips16e_find_first_register): New functions.
14687 (mips16e_mask_registers): New function.
14688 (compute_frame_size): Expand the commentary before the function.
14689 Enforce the MIPS16e save and restore register range restrictions.
14690 Pad the general register save area at the low end.
14691 (mips16e_save_restore_reg, mips16e_build_save_restore)
14692 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
14693 (mips16e_output_save_restore, mips16e_collect_propagate_value)
14694 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
14696 (mips_expand_prologue, mips_expand_epilogue): Handle
14697 GENERATE_MIPS16E_SAVE_RESTORE.
14698 * config/mips/mips.md (*mips16e_save_restore): New pattern.
14700 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
14702 PR tree-optimization/31966
14703 PR tree-optimization/32533
14704 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
14705 "basic_block" description as its third argument. Update function
14706 calls to get destination bb from "edge" argument. Save "cond" into
14707 aux field of the edge. Update prototype for changed arguments.
14708 (if_convertible_loop_p): Clear aux field of incoming edges if bb
14710 (find_phi_replacement_condition): Operate on incoming edges, not
14711 on predecessor blocks. If there is a condition saved in the
14712 incoming edge aux field, AND it with incoming bb predicate.
14713 Return source bb of the first edge.
14714 (clean_predicate_lists): Clean aux field of outgoing node edges.
14715 (tree_if_conversion): Do not initialize cond variable. Move
14716 variable declaration into the loop.
14717 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
14718 initializations of new_stmt, arg0 and arg1 variables.
14720 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14722 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
14723 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
14725 2007-07-02 Richard Guenther <rguenther@suse.de>
14727 * tree-ssa.c (useless_type_conversion_p): Document
14728 future intent as defining the middle-end type system.
14729 Re-structure to call langhook last, group by type class,
14730 mark questionable parts.
14732 2007-07-02 Richard Guenther <rguenther@suse.de>
14734 * tree-flow.h (types_compatible_p): Declare.
14735 * tree-ssa.c (types_compatible_p): New function.
14736 * ipa-type-escape.c (discover_unique_type): Use
14737 types_compatible_p instead of lang_hooks.types_compatible_p.
14738 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
14739 * tree-vn.c (expressions_equal_p): Likewise.
14740 * tree.c (fields_compatible_p): Likewise.
14741 * tree-ssa-dom.c (avail_expr_eq): Likewise.
14742 (cprop_operand): Use useless_type_conversion_p instead of
14743 lang_hooks.types_compatible_p.
14744 * tree-inline.c (setup_one_parameter): Likewise.
14745 (declare_return_variable): Likewise.
14746 * tree-nrv.c (tree_nrv): Likewise.
14747 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14748 (maybe_fold_offset_to_component_ref): Likewise.
14749 (maybe_fold_offset_to_reference): Likewise.
14750 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14751 (merge_alias_info): Likewise.
14752 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14753 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14754 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
14755 * tree-tailcall.c (find_tail_calls): Likewise.
14756 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
14757 * gimplify.c (canonicalize_addr_expr): Likewise.
14758 (fold_indirect_ref_rhs): Likewise.
14759 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
14760 (cpt_same_type): Likewise.
14761 (check_pointer_types_r): Swap parameters to cpt_same_type
14763 * fold-const.c (fold_convert): Revert fix for PR15988.
14764 * tree-inline.c (setup_one_parameter): Instead fix it here by
14765 using fold_build1 instead of fold_convert and checking for
14766 error_mark_node. Convert only if the conversion is necessary.
14768 2007-07-02 Joseph Myers <joseph@codesourcery.com>
14770 * configure.ac: Check for .gnu_attribute on Power.
14771 * configure: Regenerate.
14772 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
14773 attribute for floating-point ABI.
14775 2007-07-02 Ira Rosen <irar@il.ibm.com>
14777 PR tree-optimization/32230
14778 PR tree-optimization/32477
14779 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
14780 address is a constant.
14782 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14784 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
14785 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
14786 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
14787 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
14788 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
14789 64-bit targets. Add support for *-elfoabi*.
14790 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
14791 different settings if $(tm_defines) does not select the EABI.
14792 (MULTILIB_EXCLUSIONS): Define in those circumstances.
14793 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
14794 (MIPS_ARCH_OPTION_SPEC): Likewise.
14795 (MIPS_ISA_LEVEL_SPEC): Likewise.
14796 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
14797 * config/mips/elfoabi.h: New file.
14799 2007-07-02 Richard Guenther <rguenther@suse.de>
14801 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
14802 (useless_type_conversion_p): ... this.
14803 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
14804 (useless_type_conversion_p): ... this.
14805 * builtins.c (fold_builtin_memory_op): Rename
14806 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
14807 * tree-cfg.c (verify_expr): Likewise.
14808 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
14809 * tree-ssa-ccp.c (ccp_fold): Likewise.
14810 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14811 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
14812 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14813 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
14814 * tree-ssa-pre.c (eliminate): Likewise.
14815 * tree-ssa.c (delete_tree_ssa): Likewise.
14816 (tree_ssa_useless_type_conversion): Likewise.
14817 * tree.c (build2_stat): Likewise.
14819 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14821 Fix PR tree-optimization/32571
14822 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
14825 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14827 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
14828 and other expected operations explicitly, change default to
14831 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14833 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
14835 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
14836 (tls_load_dot_plus_eight): Move the label number into the unspec.
14837 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
14839 2007-07-01 Andreas Schwab <schwab@suse.de>
14841 * dwarf2out.c (initial_return_save): Define only if used.
14843 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
14845 Unreverting Richard's Revert of:
14847 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14849 * dce.c (deletable_insn_p_1): New function, split out from...
14850 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14851 specially, not those inside PARALLELs. Remove BODY argument
14852 and adjust recursive call accordingly.
14853 (prescan_insns_for_dce): Update call to delete_insn_p.
14855 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
14856 Revital Eres <eres@il.ibm.com>
14858 * ddg.c (create_ddg_all_sccs): Fix missed
14859 initialization of scc_nodes.
14861 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
14863 PR middle-end/32559
14864 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
14865 X + ~X to 1 only for INTEGRAL_TYPE_P type.
14867 2007-06-30 Joseph Myers <joseph@codesourcery.com>
14869 * configure.ac: Check for .gnu_attribute on MIPS.
14870 * configure, config.in: Regenerate.
14871 * config/mips/mips.c (mips_file_start): If supported, output
14872 attribute for floating-point ABI.
14874 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
14877 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
14878 (ffs_cmove): New expander to expand using ctz pattern.
14879 (*ffs_cmove): Remove pattern.
14880 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
14881 (ffsdi2): Expand using ctz pattern.
14882 (*ffs_rex64): Remove pattern.
14884 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14886 PR rtl-optimization/32296
14887 * pa.md (return): Delete pattern.
14888 (return_internal): Remove "(const_int 1)" from pattern.
14889 (epilogue): Use return_internal pattern for trivial returns.
14890 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
14891 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
14893 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14895 * tree-ssa-pre.c (is_exception_related): New function
14896 (can_value_number_operation): Use it.
14898 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14900 Fix PR tree-optimization/32540
14901 Fix PR tree-optimization/31651
14903 * tree-ssa-sccvn.c: New file.
14905 * tree-ssa-sccvn.h: Ditto.
14907 * tree-vn.c: Include tree-ssa-sccvn.h
14908 (val_expr_paid_d): Removed.
14909 (value_table): Ditto.
14910 (vn_compute): Ditto.
14911 (val_expr_pair_hash): Ditto.
14912 (val_expr_pair_expr_eq): Ditto.
14913 (copy_vuses_from_stmt): Ditto.
14914 (vn_delete): Ditto.
14916 (shared_vuses_from_stmt): Ditto.
14917 (print_creation_to_file): Moved up.
14918 (sort_vuses): Ditto.
14919 (sort_vuses_heap): Ditto.
14920 (set_value_handle): Make non-static.
14921 (make_value_handle): Ditto.
14922 (vn_add): Rewritten to use sccvn lookups.
14923 (vn_add_with_vuses): Ditto.
14924 (vn_lookup): Ditto (and second argument removed).
14925 (vn_lookup_with_vuses): Ditto.
14926 (vn_lookup_or_add): Ditto (and second argument removed);
14927 (vn_lookup_or_add_with_vuses): Ditto.
14928 (vn_lookup_with_stmt): New.
14929 (vn_lookup_or_add_with_stmt): Ditto.
14930 (create_value_handle_for_expr): Ditto.
14932 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
14933 (seen_during_translate): New function.
14934 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
14935 (phi_trans_add): Ditto.
14936 (constant_expr_p): FIELD_DECL is always constant.
14937 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
14938 Use constant_expr_p.
14939 Avoid infinite recursion on mutually valued expressions.
14940 Change callers of vn_lookup_or_add.
14941 (phi_translate): New function.
14942 (compute_antic_safe): Allow phi nodes.
14943 (create_component_ref_by_pieces): Update for FIELD_DECL change.
14944 (find_or_generate_expression): Rewrite slightly.
14945 (create_expression_by_pieces): Updated for vn_lookup_or_add
14947 Update VN_INFO for new names.
14948 (insert_into_preds_of_block): Update for new names.
14949 (add_to_exp_gen): New function.
14950 (add_to_sets): Use vn_lookup_or_add_with_stmt.
14951 (find_existing_value_expr): Rewrite to changed vn_lookup.
14952 (create_value_expr_from): Ditto, and use add_to_exp_gen.
14953 (try_look_through_load): Removed.
14954 (try_combine_conversion): Ditto.
14955 (get_sccvn_value): New function.
14956 (make_values_for_phi): Ditto.
14957 (make_values_for_stmt): Ditto.
14958 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
14960 (init_pre): Update for SCCVN changes.
14962 (execute_pre): Ditto.
14964 * tree-flow.h (make_value_handle): Declare.
14965 (set_value_handle): Ditto.
14966 (sort_vuses_heap): Ditto.
14967 (vn_lookup_or_add_with_stmt): Ditto.
14968 (vn_lookup_with_stmt): Ditto.
14969 (vn_compute): Remove.
14971 (vn_delete): Ditto.
14972 (vn_lookup): Update arguments.
14974 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
14975 (tree-vn.o): Ditto.
14976 (tree-ssa-sccvn.o): New.
14977 (OBJS-common): Add tree-ssa-sccvn.o
14979 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14982 * c-typeck.c (build_external_ref): Don't mark as used if called
14984 * calls.c (rtx_for_function_call): Likewise.
14986 2007-06-30 Richard Sandiford <richard@codesourcery.com>
14990 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14992 * dce.c (deletable_insn_p_1): New function, split out from...
14993 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14994 specially, not those inside PARALLELs. Remove BODY argument
14995 and adjust recursive call accordingly.
14996 (prescan_insns_for_dce): Update call to delete_insn_p.
14998 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
15000 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
15001 (try_combine): Move potential calls to undo_all() so they happen
15002 before we commit to using the combined insns.
15004 2007-06-30 Jan Hubicka <jh@suse.cz>
15006 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
15009 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
15011 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
15012 (cgraph_remove_unreachable_nodes): Likewise.
15013 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
15014 * ipa-inline.c (update_caller_keys): Cast according to the coding
15016 (cgraph_decide_recursive_inlining): Likewise.
15017 (cgraph_decide_inlining_of_small_function): Likewise.
15018 (try_inline): Likewise.
15019 (cgraph_decide_inlining_incrementally): Likewise.
15020 * ipa-pure-const.c (get_function_state): Likewise.
15021 (scan_function): Likewise.
15022 (analyze_function): Likewise.
15023 (static_execute): Likewise.
15024 * ipa-reference.c (scan_for_static_refs): Likewise.
15025 (merge_callee_local_info): Likewise.
15026 (analyze_function): Use type safe memory macros.
15027 (static_execute): Likewise. Cast according to the coding conventions.
15028 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
15030 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
15032 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
15033 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
15036 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15038 PR middle-end/30024
15039 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
15040 for complex modes (both int and real).
15042 2007-06-29 Jan Hubicka <jh@suse.cz>
15044 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
15046 2007-06-29 Jan Hubicka <jh@suse.cz>
15048 PR middle-end/32372
15049 * cse.c (cse_insn): Avoid invalid sharing in between register note and
15052 2007-06-29 Anatoly Sokolov <aesok@post.ru>
15055 * config/avr/avr.c: Include dataflow header file.
15056 (expand_prologue): Adjust for prologue insn change.
15057 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
15060 2007-06-29 Richard Guenther <rguenther@suse.de>
15062 PR middle-end/32493
15063 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
15064 during type verification.
15066 2007-06-29 Jan Hubicka <jh@suse.cz>
15068 * recog.c (validate_change_rtx_1): Unshare TO argument.
15070 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
15072 PR tree-optimization/24659
15073 * tree-vect-transform.c (vectorizable_call): Handle
15074 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15076 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
15077 * config/i386/i386.c (enum ix86_builtins)
15078 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
15079 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
15081 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
15082 const using def_builtin_const.
15083 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
15084 input operands in the same modes as the result.
15085 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
15087 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
15089 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
15090 (df_set_dead_notes_for_mw): Likewise.
15092 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
15094 * c-common.c (pointer_int_sum): Do the negation in sizetype.
15096 2007-06-28 DJ Delorie <dj@redhat.com>
15098 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
15100 2007-06-28 Geoffrey Keating <geoffk@apple.com>
15102 * doc/invoke.texi (C++ Dialect Options): Document
15103 fvisibility-ms-compat.
15104 * c.opt (fvisibility-ms-compat): New.
15106 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15109 * tree-affine.c (aff_combination_add_elt): Handle
15110 pointer addition specially.
15112 2007-06-28 Jakub Jelinek <jakub@redhat.com>
15114 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
15115 decl is non-external for AIX ABI.
15117 2007-06-28 David Edelsohn <edelsohn@gnu.org>
15119 * config/rs6000/predicates.md (current_file_function_operand):
15120 Ensure the symbol is non-external for AIX ABI.
15122 2007-06-28 Nick Clifton <nickc@redhat.com>
15124 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
15125 (fdce, fdse, fpredictive-commoning): Likewise.
15127 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15130 * gcc.c (process_command): Recognize the new -static-libgfortran
15133 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
15136 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
15137 Use a call clobbered hard reg instead of a pseudo reg.
15139 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15141 * config/sh/sh.md (load_gbr): Use correct operand constraint.
15143 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15146 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
15147 REG_LIBCALL and REG_RETVAL notes.
15148 (divsi3, mulsi3): Likewise.
15149 (mulhisi3): Likewise. Use emit_libcall_block.
15150 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
15152 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
15154 PR rtl-optimization/32481
15155 * combine.c (adjust_for_new_dest): Rescan the changed insn.
15157 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15159 * dce.c (deletable_insn_p_1): New function, split out from...
15160 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15161 specially, not those inside PARALLELs. Remove BODY argument
15162 and adjust recursive call accordingly.
15163 (prescan_insns_for_dce): Update call to delete_insn_p.
15165 2007-06-27 Richard Guenther <rguenther@suse.de>
15167 PR middle-end/32492
15168 * tree.h (fold_convertible_p): Declare.
15169 * fold-const.c (fold_convertible_p): New function.
15170 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
15171 instead of lang_hooks.types_compatible_p.
15173 2007-06-26 Jan Hubicka <jh@suse.cz>
15175 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
15176 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
15177 early use validate_unshare_change.
15178 (reload_combine): Likewise.
15179 * recog.c (change_t): New field unshare.
15180 (validate_change_1): Rename from validate_change; add argument unshare.
15181 (validate_change): Turn into wrapper of validate_change_1; update
15182 prototype for bools.
15183 (validate_unshare_change): New.
15184 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
15185 calls of df_insn_rescan.
15186 * recog.h (validate_change): Replace ints by bools.
15187 (validate_unshare_change): Declare.
15189 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
15191 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
15193 2007-06-26 Steve Ellcey <sje@cup.hp.com>
15195 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
15197 2007-06-25 Jan Hubicka <jh@suse.cz>
15199 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
15201 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
15202 cgraph_decide_inlining_incrementally): Move uninlinability checks to
15203 places other call site specific checks are performed.
15205 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15208 * tree-vect-transform.c (vectorizable_operation): Convert
15209 POINTER_PLUS_EXPR over to PLUS_EXPR.
15211 2007-06-25 Chao-ying Fu <fu@mips.com>
15213 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
15214 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
15215 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
15216 Document GET_MODE_IBIT, and GET_MODE_FBIT.
15218 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
15219 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15220 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
15221 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
15222 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
15223 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
15224 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
15225 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
15226 ALL_FIXED_POINT_MODE_P): New define.
15227 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15229 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
15231 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
15232 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15233 MODE_VECTOR_UACCUM): New mode classes.
15235 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
15236 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
15237 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
15240 * genmodes.c (struct mode_data): Add ibit and fbit fields.
15241 (blank_mode): Initialize ibit and fbit.
15242 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
15243 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15245 (new_adjust): Change required_class to required_class_from and
15246 required_class_to for testing within a range.
15247 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15248 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15249 MODE_VECTOR_UACCUM.
15250 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
15251 (make_fixed_point_mode): New.
15252 (_ADD_ADJUST): Change C to C1 and C2.
15253 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
15254 use a range for machine classes.
15255 (ADJUST_IBIT, ADJUST_FBIT): New.
15256 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
15258 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
15259 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15260 Emit adjustment for ibit and fbit.
15261 (emit_mode_ibit, emit_mode_fbit): New.
15262 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
15264 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
15266 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
15267 as the source of the set.
15269 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
15271 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
15272 FP_REGNO_P): Use IN_RANGE.
15273 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
15274 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
15275 (DATA_REG_P): Use DATA_REGNO_P.
15276 (FP_REG_P): Use FP_REGNO_P.
15277 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
15278 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
15279 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
15281 2007-06-24 Jan Hubicka <jh@suse.cz>
15283 PR middle-end/30563
15284 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
15286 2007-06-24 Sebastian Pop <sebpop@gmail.com>
15288 PR middle-end/32461
15289 * fold-const.c (fold_binary): Strip nops of operand 0
15290 of BIT_NOT_EXPR before calling operand_equal_p.
15291 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
15292 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
15294 2007-06-23 Mark Mitchell <mark@codesourcery.com>
15296 * doc/extend.texi: Document that dllimport and dllexport imply
15297 default visibility.
15298 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
15299 imported or exported declaration, including type declarations.
15300 * c-common.c (handle_visibility_attribute): Check for conflicts
15301 with dllimport/dllexport.
15302 (c_determine_visibility): Handle dllimport/dllexport as an
15303 explicit visibility atttribute.
15305 2007-06-23 Richard Guenther <rguenther@suse.de>
15307 PR tree-optimization/16876
15308 PR middle-end/29478
15309 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
15311 * tree-inline.c (initialize_inlined_parameters): Do not call
15312 lang_hooks.tree_inlining.convert_parm_for_inlining.
15313 * cgraphbuild.c (initialize_inline_failed): Set inline failed
15314 reason for mismatched types.
15315 * gimplify.c (gimplify_call_expr): Verify the call expression
15316 arguments match the called function type signature. Otherwise
15317 mark the call expression to be not considered for inlining
15318 using CALL_CANNOT_INLINE_P flag.
15319 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
15320 edges call expression.
15321 (cgraph_decide_inlining_of_small_function): Likewise.
15322 (cgraph_decide_inlining): Likewise.
15323 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
15325 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
15326 * c-typeck.c (c_convert_parm_for_inlining): Remove.
15327 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
15328 Remove declaration.
15329 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
15330 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
15332 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
15333 convert_parm_for_inlining member.
15335 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
15338 * arm.md (negscc): Match the correct operand for optimized LT0 test.
15339 Remove optimization for GT.
15341 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
15343 PR middle-end/32437
15344 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
15346 (prescan_insns_for_dce): Add extra parameter.
15348 2007-06-23 Jan Hubicka <jh@suse.cz>
15350 PR middle-end/31541
15351 * gimplify.c (mark_addressable): New function.
15352 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
15354 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15356 PR middle-end/32374
15357 * expr.c (store_constructor): Do not clobber non-zeroed memory.
15359 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15362 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
15363 moves between MMX/SSE registers to at least 8 units to prevent
15364 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
15366 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15368 * config/i386/i386.c (override_options): Correct x86_sahf
15371 2007-06-21 David Daney <ddaney@avtrex.com>
15374 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
15375 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
15376 (exception_receiver): Renamed to ...
15377 (nonlocal_goto_receiver): ... this.
15379 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
15381 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
15382 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
15383 partial register accesses.
15385 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
15387 * fold-const.c (debug_fold_checksum): Move it under
15388 ENABLE_FOLD_CHECKING.
15390 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15392 PR middle-end/20623
15393 * tree.h (debug_fold_checksum): Declared.
15394 * fold-const.c (build_fold_addr_expr_with_type_1): New.
15395 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
15396 build_fold_addr_expr_with_type_1.
15397 (fold_addr_expr, debug_fold_checksum): New.
15398 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
15399 (fold_unary, fold_comparison, split_address_to_core_and_offset):
15400 Use fold_addr_expr.
15402 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15404 PR tree-optimization/19590
15405 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
15406 of scev is a constant.
15408 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15410 * df-problems.c (df_note_bb_compute): Made computation of live
15411 info consistent with df_lr.
15413 2007-06-21 Richard Guenther <rguenther@suse.de>
15415 PR tree-optimization/32453
15416 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
15417 for pointer anti-range.
15419 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
15421 * config/i386/i386.c (processor_target_table): Increase maximum
15422 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
15425 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
15426 byte alignment if > 8 byte alignment is preferred.
15427 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15429 2007-06-21 Jakub Jelinek <jakub@redhat.com>
15431 PR tree-optimization/31866
15432 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
15433 if ASM_EXPR's input is not a SSA_NAME.
15435 PR middle-end/32362
15436 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
15437 but decl is a global var, instead return decl.
15438 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
15439 even for is_global_var decls, if they are private in some outer
15442 2007-06-21 Richard Guenther <rguenther@suse.de>
15444 PR tree-optimization/32451
15445 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
15447 2007-06-21 Christian Bruel <christian.bruel@st.com>
15449 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
15450 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
15451 (push_regs): Changed saving order or banked registers.
15452 (sh_expand_epilogue): Likewise.
15453 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
15454 (FIRST_BANKED_REG): Likewise.
15455 (LAST_BANKED_REG): Likewise.
15456 * config/sh/sh.md (banked) New attribute.
15457 (in_delay_slot): Check banked attribute.
15459 2007-06-20 Sebastian Pop <sebpop@gmail.com>
15461 PR tree-optimization/32075
15462 * tree-data-ref.c (subscript_dependence_tester_1,
15463 analyze_miv_subscript, analyze_overlapping_iterations,
15464 add_distance_for_zero_overlaps, build_classic_dist_vector,
15465 subscript_dependence_tester_1, analyze_overlapping_iterations,
15466 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
15467 compute_affine_dependence, compute_all_dependences): Pass loop_nest
15468 to evolution_function_is_affine_multivariate_p.
15470 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
15472 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
15474 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
15477 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
15479 * config/m32c/prologue.md (epilogue_exitd_16): New.
15480 (epilogue_reit_16): New.
15481 (epilogue_exitd): Rename to epilogue_exitd_24.
15482 (epilogue_reit): Rename to epilogue_reit_24.
15484 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
15485 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15487 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
15489 * haifa-sched.c (queue_to_ready): Don't requeue next insn
15490 if dbg_cnt (sched_insn) reaches the limit.
15491 (choose_ready): New parameter INSN_PTR and new return value.
15492 (schedule_block): Handle dbg_cnt (sched_insn). Handle
15493 the new return value from choose_ready.
15494 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
15495 (rest_of_handle_global_alloc): New global_alloc_at_func.
15497 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
15499 PR tree-optimization/25737
15500 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
15501 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
15502 * tree-flow.h (struct fieldoff): Add new field alias_set.
15503 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
15504 argument addressable_type. Set alias_set of fieldoff.
15505 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
15506 (create_overlap_variables_for): Pass alias_set from fieldoff to
15508 * alias.c (get_alias_set): Use alias_set from SFT if set.
15510 2007-06-20 Hui-May Chang <hm.chang@apple.com>
15512 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
15513 of a variable as an unsigned HOST_WIDE_INT integer.
15515 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
15517 PR rtl-optimization/32405
15518 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
15520 2007-06-20 Jakub Jelinek <jakub@redhat.com>
15522 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
15524 PR middle-end/31959
15525 * builtins.c: Include diagnostic.h.
15526 (expand_builtin_expect): Make gcc_assert more permissive.
15527 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
15529 PR inline-asm/32109
15530 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
15533 PR middle-end/32285
15534 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
15535 if ACCUMULATE_OUTGOING_ARGS.
15537 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15539 * config/m68hc11/m68hc11.c: Include dataflow header file.
15540 (m68hc11_reorg): Port to dataflow.
15542 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15544 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
15545 (struct df_problem.free_blocks_on_set_blocks): New field.
15546 (struct dataflow.optional_p): New field.
15547 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15548 (df_live_set_all_dirty): New function.
15549 * df-scan.c (df_scan_alloc): Initialize optional_p.
15550 (problem_SCAN): Initialize free_blocks_on_set_blocks.
15551 * df-core.c (df_set_blocks): Removed use of
15552 DF_FIRST_OPTIONAL_PROBLEM. Now uses
15553 df_problem.free_blocks_on_set_blocks to determine which blocks are
15555 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
15556 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
15557 uses dataflow.optional_p to determine if problem should be
15559 (rest_of_handle_df_initialize): Only start live problem if
15561 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15562 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
15563 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
15564 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
15565 problem_NOTE): Initialize free_blocks_on_set_blocks.
15566 (df_lr_bb_local_compute): Recompute luids if df_live problem is
15568 (df_live_set_all_dirty, df_note_alloc): New function.
15569 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
15571 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
15572 * postreload.c (reload_combine): Ditto.
15573 * cse.c (cse_extended_basic_block): Ditto.
15574 * regmove.c (mark_flags_life_zones): Ditto.
15575 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
15576 erase_matching_seqs): Ditto.
15577 * bt-load.c (compute_defs_uses_and_gen): Ditto.
15578 * integrate (allocate_initial_values): Ditto.
15579 * combine.c (reg_dead_at_p): Ditto.
15580 * resource.c (mark_target_live_regs): Ditto.
15581 * sched-rgn.c (check_live_1, update_live_1): Ditto.
15582 * config/sh/sh.c (find_r0_life_regions): Ditto.
15583 * global.c (rest_of_handle_global_alloc): Only add back df_live
15585 * local-alloc.c (rest_of_handle_local_alloc): Only remove
15586 df_live for -O > 1.
15587 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
15589 (if_convert): Make sure df_live is there at -O == 1.
15590 (pass_if_after_combine): Cleanup flags.
15591 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
15592 is there at -O == 1.
15594 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
15596 * config/arm/arm.c (arm_get_frame_offsets): Set
15597 offsets->locals_base to avoid negative stack size.
15598 (thumb1_expand_prologue): Assert on negative stack size.
15600 2007-06-19 Sebastian Pop <sebpop@gmail.com>
15602 PR tree-optimization/32367
15603 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
15604 of the chrec has no evolution in that loop.
15605 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
15607 2007-06-19 Bob Wilson <bob.wilson@acm.org>
15609 * config/xtensa/xtensa.c: Include "df.h".
15610 (xtensa_builtin_saveregs): Use adjust_address instead of
15612 (xtensa_va_start): Invoke make_tree with sizetype for
15613 expand_builtin_saveregs and then convert the result to a pointer.
15614 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
15615 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
15616 Subtract argument size from index value as integers and then use
15617 POINTER_PLUS_EXPR to add the result to the array address.
15619 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15622 * config/m32c/m32c.c: Include dataflow header file.
15623 (m32c_emit_prologue): Adjust for prologue insn change.
15624 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
15625 once inside a PARALLEL. Assume frame size passed in operand 0
15626 includes space to save the fb register.
15627 (prologue_enter_24): Likewise.
15628 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
15630 2007-06-19 David Daney <ddaney@avtrex.com
15633 * config/mips/mips.md (cprestore): Mark $gp as used.
15635 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15638 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
15639 (frv_ifcvt_modify_insn): Likewise.
15641 2007-06-19 Richard Guenther <rguenther@suse.de>
15643 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
15644 only handle positive offsets that fit in a HOST_WIDE_INT.
15646 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
15648 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
15649 result of rsqrt insn for zero input argument to avoid NaN.
15651 2007-06-19 Richard Guenther <rguenther@suse.de>
15653 PR middle-end/31950
15654 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
15656 2007-06-19 Jakub Jelinek <jakub@redhat.com>
15658 PR tree-optimization/32353
15659 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
15661 2007-06-19 Nick Clifton <nickc@redhat.com>
15663 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
15665 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15668 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
15669 * config/i386/i386.c (assign_386_stack_local): Assert that
15670 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
15671 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
15672 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
15673 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
15675 2007-06-18 Steve Ellcey <sje@cup.hp.com>
15677 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
15679 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
15681 PR rtl-optimization/32321
15682 * gcse.c (replace_store_insn): Update the note before
15683 calling emit_insn_after.
15685 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
15687 PR middle-end/32355
15688 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
15690 * df-problems.c (df_note_bb_compute): Fix dumping info.
15692 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
15694 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
15695 insn with emit_jump_insn.
15697 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15699 PR tree-optimization/32383
15700 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
15701 * targhooks.h (default_builtin_reciprocal): Update prototype.
15702 * target.h (struct gcc_target): Update builtin_reciprocal.
15703 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
15704 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
15705 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
15706 when fndecl is in BUILT_IN_MD class.
15707 (execute_convert_to_rsqrt): Ditto.
15709 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
15710 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
15711 Convert BUILT_IN_SQRTF code only when md_fn is false.
15713 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
15715 * bt-load.c (move_btr_def): Fix the order of arguments
15716 to validate_replace_rtx.
15718 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
15720 * config/m68k/m68k-devices.def: Add 54450..54455.
15722 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
15724 PR rtl-optimization/32366
15725 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
15726 FLOAT_EXTEND]: Prevent non-scalar modes from entering
15729 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15731 PR middle-end/32349
15732 * modulo-sched (generate_reg_moves): Added rescan parameter and if
15733 this is true, rescan insn being modified.
15734 (sms_schedule): Added rescan parameter.
15735 (rest_of_handle_sms): Moved freeing of dominance info to before
15736 getting out of cfg_layout.
15738 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
15740 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
15741 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
15744 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
15745 FL_CF_EMAC from the entry for isac.
15747 * config/m68k/predicates.md (const_call_operand): Adjust comment.
15748 (const_sibcall_operand): New.
15749 (sibcall_operand): Use it.
15750 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
15751 (m68k_isas): ISAC does not imply FPU or EMAC.
15752 (override_options): Add ISA_C logic for symbolic jump & call.
15754 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15756 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
15757 return mode from the builtin itself.
15758 (sparc_fold_builtin): Fix cast of zero constant.
15760 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15762 * targhooks.c (default_builtin_reciprocal): New default target hook.
15763 * targhooks.h (default_builtin_reciprocal): Add prototype.
15764 * hooks.c (hook_tree_tree_bool_null): Remove hook.
15765 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
15766 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
15767 default_builtin_reciprocal.
15769 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15771 PR middle-end/31723
15772 * hooks.c (hook_tree_tree_bool_null): New hook.
15773 * hooks.h (hook_tree_tree_bool_null): Add prototype.
15774 * tree-pass.h (pass_convert_to_rsqrt): Declare.
15775 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
15776 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
15777 and convert it to reciprocal a*rfunc(b).
15778 (execute_convert_to_rsqrt): New function.
15779 (gate_convert_to_rsqrt): New function.
15780 (pass_convert_to_rsqrt): New pass definition.
15781 * target.h (struct gcc_target): Add builtin_reciprocal.
15782 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
15783 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
15784 TARGET_BUILTIN_RECIPROCAL.
15785 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
15787 * config/i386/i386.h (TARGET_RECIP): New define.
15788 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
15789 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15790 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15791 and not optimizing for size.
15792 (*rcpsf2_sse): New insn pattern.
15793 (*rsqrtsf2_sse): Ditto.
15794 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
15795 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15796 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15797 and not optimizing for size.
15798 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
15799 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15800 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15801 and not optimizing for size.
15802 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
15803 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15804 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15805 and not optimizing for size.
15806 (*sse_rsqrtv4sf2): Do not export.
15807 (sqrtv4sf2): Ditto.
15808 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
15809 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15810 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15811 and not optimizing for size.
15812 (sqrtv4sf2): Ditto.
15813 * config/i386/i386.opt (mrecip): New option.
15814 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
15815 (ix86_emit_swsqrtsf): Ditto.
15816 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
15817 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
15818 builtin definition.
15819 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
15820 ix86_expand_unop1_builtin.
15821 (ix86_emit_swdivsf): New function.
15822 (ix86_emit_swsqrtsf): Ditto.
15823 (ix86_builtin_reciprocal): New function.
15824 (TARGET_BUILTIN_RECIPROCAL): Use it.
15825 (ix86_vectorize_builtin_conversion): Rename from
15826 ix86_builtin_conversion.
15827 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
15828 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
15829 "i386 and x86_64 Options" section.
15830 (Intel 386 and AMD x86_64 Options): Document -mrecip.
15832 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15833 Zdenek Dvorak <dvorakz@suse.cz>
15834 Richard Guenther <rguenther@suse.de>
15835 Kaz Kojima <kkojima@gcc.gnu.org>
15837 * tree-vrp.c (compare_values_warnv): Convert val2 to
15839 (extract_range_from_assert): Create
15840 POINTER_PLUS_EXPR for pointer types.
15841 (extract_range_from_binary_expr): Handle
15842 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
15844 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
15845 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
15846 POINTER_PLUS_EXPR as PLUS_EXPR.
15847 (number_of_iterations_lt_to_ne):
15848 For pointer types, use sizetype when
15849 creating MINUS_EXPR/PLUS_EXPRs.
15850 (assert_loop_rolls_lt): For pointer types, use sizetype when
15851 creating MINUS_EXPR/PLUS_EXPRs.
15852 (number_of_iterations_le): Likewise.
15853 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
15854 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
15855 like PLUS_EXPR and MINUS_EXPR.
15856 * tree-pretty-print.c (dump_generic_node): Handle
15858 (op_prio): Likewise.
15859 (op_symbol_1): Likewise.
15860 * optabs.c (optab_for_tree_code): Likewise.
15861 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
15863 * tree-tailcall.c (process_assignment): Mention
15864 POINTER_PLUS_EXPR in a TODO comment.
15865 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
15866 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
15867 not used with a pointer and an integer type.
15868 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
15869 increment using chrec_convert_rhs instead of chrec_convert.
15870 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
15871 PLUS_EXPR except for the right hand side's type will be
15873 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
15874 (fold_used_pointer_cast): Kill.
15875 (pointer_offset_p): Kill.
15876 (fold_used_pointer): Kill.
15877 (pointer_used_p): Kill.
15878 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
15879 call fold_used_pointer.
15880 (instantiate_parameters_1): Convert the increment
15881 using chrec_convert_rhs instead of chrec_convert.
15882 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
15883 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
15884 instead of PLUS_EXPR.
15885 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
15886 PLUS_EXPR for pointers.
15887 (std_gimplify_va_arg_expr): Likewise.
15888 (fold_builtin_memory_op): Likewise.
15889 (fold_builtin_strstr): Likewise.
15890 (fold_builtin_strchr): Likewise.
15891 (fold_builtin_strrchr): Likewise.
15892 (fold_builtin_strpbrk): Likewise.
15893 (expand_builtin_memory_chk): Likewise.
15894 (fold_builtin_memory_chk): Likewise.
15895 (std_expand_builtin_va_start): Use
15896 sizetype for the call to make_tree and then convert
15897 to the pointer type.
15898 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
15899 instead of PLUS_EXPR for adding to a pointer.
15900 (std_gimplify_va_arg_expr): Use fold_build2 for
15901 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
15902 the operands to sizetype first and then cast the BIT_AND_EXPR
15903 back to the pointer type.
15904 * fold-const.c (build_range_check): Handle pointer types
15906 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
15907 of PLUS_EXPR's. Make sure the offset is converted to
15909 (try_move_mult_to_index): Strip the NOPs from the offset.
15910 Remove code argument and replace all uses with PLUS_EXPR.
15911 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
15912 specially. Don't use a pointer type for MINUS_EXPR.
15913 (fold_unary): Handle for (T1)(X op Y),
15914 only p+ as that is the only as that can be handled for
15915 binary operators now.
15916 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
15918 <case PLUS_EXPR>: Add folding of PTR+INT into
15920 Don't call try_move_mult_to_index.
15921 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
15922 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
15923 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
15924 Don't call try_move_mult_to_index.
15925 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
15926 (tree_expr_nonzero_p): Likewise.
15927 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
15928 of PLUS_EXPR for the complex expression folding.
15929 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
15930 first chrec is a pointer type, then the second should
15931 be sizetype and not the first's type.
15932 For POINTER_PLUS_EXPR, use a different right hand side type.
15933 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15934 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
15935 different right hand side type.
15936 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15937 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
15938 instead of PLUS_EXPR.
15939 When either operand is zero, convert the other operand.
15940 (chrec_apply): Use chrec_convert_rhs
15941 on the argument x instead of chrec_convert.
15942 (reset_evolution_in_loop): For pointer types, the new_evol
15943 should be sizetype.
15944 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
15945 different right hand side type.
15946 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15947 (chrec_convert_rhs): New function.
15948 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
15949 different right hand side type.
15950 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15951 * tree-chrec.h (chrec_convert_rhs): New prototype.
15952 (build_polynomial_chrec): For pointer types, the right hand
15953 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
15954 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
15955 Remove subtraction case as it is always addition now.
15956 Make sure the offset is converted to sizetype.
15957 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
15958 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
15959 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
15960 PLUS_EXPR in pointer type.
15961 Handle POINTER_PLUS_EXPR.
15962 (tree_to_aff_combination): Likewise.
15963 (force_expr_to_var_cost): Likewise.
15964 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
15965 instead of PLUS_EXPR for pointers.
15966 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
15967 instead of PLUS_EXPR of pointer types.
15968 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
15970 (check_va_list_escapes): Likewise.
15971 (check_all_va_list_escapes): Likewise.
15972 * dwarf2out.c (loc_descriptor_from_tree_1):
15973 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
15974 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
15975 (string_constant): Likewise.
15976 * tree-ssa-address.c (tree_mem_ref_addr): When adding
15977 the offset to the base, use POINTER_PLUS_EXPR.
15978 (add_to_parts): Convert the index to sizetype.
15979 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
15980 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
15981 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
15982 Offset only holds something for PLUS_EXPR.
15983 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
15985 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
15987 (analyze_accesses_for_modify_stmt): Likewise.
15988 Remove comment about the type being integral type as it is
15990 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
15992 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
15994 Correct the type which the artimentic is done in (is now
15997 * tree-data-ref.c (split_constant_offset): Handle
15999 * tree-affine.c (tree_to_aff_combination): Likewise.
16000 * c-typeck.c (build_unary_op): For pointers create the increment
16001 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
16003 * gimplify.c (gimplify_self_mod_expr): Create a
16004 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16005 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
16006 * tree.def (POINTER_PLUS_EXPR): New tree code.
16007 * tree-predcom.c (ref_at_iteration): If we have a pointer
16008 type do the multiplication in sizetype.
16009 * tree-mudflap.c (mf_xform_derefs_1): Create a
16010 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16011 * tree-ssa-forwprop.c
16012 (forward_propagate_addr_into_variable_array_index):
16013 Don't expect there to be a cast for the index as that
16014 does not exist anymore.
16015 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
16016 instead of PLUS_EXPR.
16017 Don't check for the first operand of the POINTER_PLUS_EXPR
16018 was the index as it cannot be.
16019 Call forward_propagate_addr_into_variable_array_index with
16020 the SSA_NAME instead of the statement.
16021 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
16022 (compare_constant): Likewise.
16023 (copy_constant): Likewise.
16024 (compute_reloc_for_constant): Likewise.
16025 (output_addressed_constants): Likewise.
16026 (initializer_constant_valid_p): Likewise.
16027 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
16028 Convert the MIN/MAX of the inner type to the outer
16029 type before comparing them.
16030 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
16031 POINTER_PLUS_EXPR instead of PLUS_EXPR.
16032 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
16033 of PLUS_EXPR for pointers.
16034 * tree-inline.c (estimate_num_insns_1): Handle
16036 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
16037 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16038 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
16039 instead of PLUS_EXPR for the pointer increment statement.
16040 (vect_update_ivs_after_vectorizer): For pointer types, create
16041 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
16042 MULT_EXPR in sizetype.
16043 (vect_gen_niters_for_prolog_loop): Add a cast when creating
16045 * tree-object-size.c (plus_expr_object_size): Handle
16046 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
16047 code which is trying to figure out which side is a pointer and
16049 (check_for_plus_in_loops_1): Likewise.
16050 (check_for_plus_in_loops): Likewise.
16051 * c-common.c (pointer_int_sum): Create a
16052 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16053 * tree-ssa-structalias.c (handle_ptr_arith): Handle
16054 only POINTER_PLUS_EXPR. Removing all the extra
16055 code which is trying to figure out which side is a pointer and
16057 * tree-cfg.c (verify_expr): Add extra checking for pointers and
16058 PLUS_EXPR and MINUS_EXPR.
16059 Also add checking to make sure the operands of POINTER_PLUS_EXPR
16061 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
16062 with make_tree, instead of a pointer type.
16063 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
16064 for pointers instead of PLUS_EXPR.
16065 (s390_gimplify_va_arg): Likewise.
16066 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
16067 instead of PLUS_EXPR when doing addition on pointer
16068 types. Use sizetype for the second operand.
16069 (spu_gimplify_va_arg_expr): Likewise.
16070 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
16071 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
16072 a pointer. Don't create a BIT_AND_EXPR for pointer types.
16073 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
16074 for the pointer addition and also use size_int/sizetype
16076 (ix86_gimplify_va_arg): Likewise.
16077 Perform BIT_AND_EXPR on sizetype arguments.
16078 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
16079 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
16080 for the pointer additions and also use size_int for the offsets.
16081 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
16082 additions and also use size_int for the offsets. Perform
16083 BIT_AND_EXPR on sizetype arguments.
16084 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
16085 POINTER_PLUS_EXPR for pointers and create the
16086 BIT_AND_EXPR in sizetype.
16087 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
16088 instead of PLUS_EXPR for pointer addition.
16089 (rs6000_va_start): Likewise.
16090 Also use sizetype for the offset.
16091 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
16092 as PLUS_EXPR/MINUS_EXPR.
16093 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
16094 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
16095 Don't use BIT_AND_EXPR on a pointer type, convert the
16096 expression to sizetype first.
16097 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
16099 (mips_gimplify_va_arg_expr): Likewise.
16100 Don't create BIT_AND_EXPR in a pointer type.
16102 2007-06-15 Eric Christopher <echristo@apple.com>
16104 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
16105 (x86_64-*-darwin*): Ditto.
16106 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
16109 2007-06-15 Matthew Wilcox <matthew@wil.cx>
16111 * doc/extend.texi: Document behavior of __attribute__((aligned))
16114 2007-06-15 Mark Mitchell <mark@codesourcery.com>
16116 * rtlanal.c (note_stores): Improve documentation.
16118 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
16120 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
16121 LOCAL_LABEL_PREFIX): Delete.
16122 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
16123 (bfin_internal_label): Delete.
16125 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
16127 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
16128 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
16129 otherwise define to LIBGCC2_TF_CEXT.
16130 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
16131 (LIBGCC_TF_CEXT): Ditto.
16134 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
16136 PR rtl-optimization/32339
16137 * df-scan.c (df_uses_record): Don't modify flags but just add to
16138 it for df_ref_record.
16140 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
16142 * tree-mudflap.c: Fix whitespace issues.
16144 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
16146 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
16148 2007-06-14 Eric Christopher <echristo@apple.com>
16150 * config/i386/sse.md (movdi_to_sse): Rewrite body.
16151 (movv4sf): Use gcc_unreachable instead of abort.
16153 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16156 * config/i386/sfp-machine.h (CMPtype): New define.
16157 (mach stubs): Use CMPtype instead of int as a return type.
16159 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16161 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
16162 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
16163 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
16164 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
16165 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
16166 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
16167 config/soft-fp/soft-fp.h: Update from glibc CVS.
16169 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
16171 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
16173 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
16176 * config/v850/v850.c: Include dataflow header file.
16177 (substitute_ep_register): Fix typo.
16179 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16181 * configure.ac: Fix earlier checkin.
16182 * configure: Regenerated.
16184 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16186 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
16187 * aclocal.m4: Regenerate.
16188 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
16189 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
16190 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
16191 * configure: Regenerate.
16192 * Makefile.in (LOOSE_WARN): Subst loose_warn.
16194 * Makefile.in (quickstrap): Build libgcc too.
16196 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16198 * configure.ac: Add --enable-checking=df. Explicitly mention that
16199 the variables are initialized as for "release".
16200 * df-core.c: Use it.
16201 * configure: Regenerate.
16202 * config.in: Regenerate.
16204 2007-06-14 Bob Wilson <bob.wilson@acm.org>
16206 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
16207 validate_replace_rtx instead of replace_rtx.
16208 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
16210 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
16212 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
16213 (DWARF2_UNWIND_INFO): Override default if configured with
16215 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
16216 (ENDFILE_SPEC): Add crtend.o.
16217 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
16218 (ENDFILE_SPEC): Add crtend.o.
16219 (TARGET_USE_JCR_SECTION): Define.
16220 (MD_UNWIND_SUPPORT): Define for 32-bit target.
16222 * config/i386/cygming-crtbegin.c: New file.
16223 * config/i386/cygming-crtend.c: New file.
16225 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
16227 * config/i386/w32-unwind.h: New file.
16229 2007-06-13 Eric Christopher <echristo@apple.com>
16231 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
16232 the user set a value below STACK_BOUNDARY.
16234 2007-06-13 Thiemo Seufer <ths@networkno.de>
16236 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
16237 imply -lpthread for -pthread.
16239 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16241 * basic-block.h: Remove the prototype for
16242 free_basic_block_vars.
16243 * cfglayout.h: Remove the prototype for
16244 insn_locators_initialize.
16245 * tree.h: Remove the prototype for emit_line_note.
16247 * tree-ssa-pre.c (mergephitemp): Remove.
16248 (init_pre): Don't use mergephitemp.
16250 2007-06-13 Eric Christopher <echristo@apple.com>
16252 * config/i386/i386.c (override_options): If we've specified
16253 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
16255 2007-06-13 Bob Wilson <bob.wilson@acm.org>
16257 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
16260 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16262 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
16263 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
16264 (eh_store_handler): New pattern.
16265 (eh_return): Emit it instead of a plain move.
16267 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
16269 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
16270 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
16271 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
16274 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16276 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
16277 (find_next_insn_start, find_load): New functions.
16278 (bfin_reorg): Use them to deal with the fact that parallel insns are
16279 no longer represented as a SEQUENCE.
16281 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
16283 * config/sparc/sparc.c (sparc_override_options): Initialize
16284 fpu mask correctly.
16286 2007-06-13 Dave Korn <dave.korn@artimi.com>
16288 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
16290 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16292 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
16293 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
16294 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
16295 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
16296 tree-vect-transform.c: Fix comment typos. Follow spelling
16299 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16301 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
16302 to the exit block use set.
16303 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
16304 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
16305 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
16307 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16309 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
16310 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
16311 to indicate an error.
16312 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
16314 (dbg_cnt_process_opt): Print an error on a bad argument.
16315 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
16316 * common.opt (-fdbg-cnt-list): New.
16317 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
16319 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
16321 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
16322 flag on ref-all pointers.
16324 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16326 PR middle-end/31579
16327 * expr.c (expand_expr_addr_expr_1): Call expand_expr
16328 for the offset with the modifier as EXPAND_INITIALIZER
16329 if the modifier is EXPAND_INITIALIZER.
16330 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
16331 a register if we had an overflow.
16333 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16335 * real.c (real_isfinite): New.
16336 (real_sqrt): Use it.
16337 * real.h (real_isfinite): New.
16338 * builtins.c: Use it.
16340 2007-06-12 Ian Lance Taylor <iant@google.com>
16341 Daniel Berlin <dberlin@dberlin.org>
16344 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
16345 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
16346 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
16347 (DECL_NO_TBAA_P): Define.
16348 (struct tree_decl_common): Add no_tbaa_flag field.
16349 * tree-ssa-structalias.c (struct variable_info): Add
16350 no_tbaa_pruning field.
16351 (new_var_info): Initialize no_tbaa_pruning field.
16352 (unify_nodes): Copy no_tbaa_pruning field.
16353 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16354 (dump_solution_for_var): Print no_tbaa_pruning flag.
16355 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
16357 (compute_tbaa_pruning): New static function.
16358 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
16359 Call compute_tbaa_pruning.
16360 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
16361 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16362 * gimple-low.c (lower_stmt): Likewise.
16363 * tree-gimple.c (is_gimple_stmt): Likewise.
16364 * tree-ssa-operands.c (get_expr_operands): Likewise.
16365 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16366 * tree-inline.c (estimate_num_insns_1): Likewise.
16367 (copy_result_decl_to_var): Likewise.
16368 * expr.c (expand_expr_real_1): Likewise.
16369 * tree-pretty-print.c (dump_generic_node): Likewise.
16370 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
16371 * omp-low.c (omp_copy_decl_2): Likewise.
16372 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
16373 * doc/c-tree.texi (Expression trees): Document
16374 CHANGE_DYNAMIC_TYPE_EXPR.
16376 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16378 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
16379 with !HONOR_NANS and !HONOR_INFINITIES.
16380 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
16382 2007-06-12 Tristan Gingold <gingold@adacore.com>
16384 * gcov.c: Comments updated.
16385 (source_info): Add file_time field.
16386 (source_index): New variable.
16387 (mutiple_files): New variable.
16388 (generate_results): New function extracted from process_file.
16389 (process_file): Save and restore chain of functions, generate
16390 results and free structures only if not merging results.
16391 (release_structures): File names are now freed in create_file_names
16392 (create_file_names): Free previous file names.
16393 (find_source): File date is now read here and modifications in
16394 source files is checked here.
16395 (read_graph_file): Only reverse order of functions for the current
16397 (make_gcov_file_name): Do not generate long names if input_name is
16399 (output_lines): If merging results do not display graph, data and
16401 Checking source file modification is done in find_source.
16403 * doc/gcov.texi: Append an s to sourcefile.
16405 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
16407 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
16408 (forced_nop): New pattern.
16409 * config/bfin/bfin.c: Include "df.h".
16410 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
16411 (bfin_discover_loop): Use df_get_live_in instead of
16412 global_live_at_start.
16413 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
16414 df_analyze when done.
16415 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
16416 the insns. Use QImode for the final insn in a bundle. Call
16417 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
16419 (reorder_var_tracking_notes): New function.
16420 (bfin_reorg): Pass no argument to split_all_insns. Don't call
16421 update_life_info. Call df_analyze after scheduling and bundle
16422 generation. Call reorder_var_tracking_notes if generating these
16423 notes. Call df_finish_pass at the end.
16425 2007-06-12 Dirk Mueller <dmueller@suse.de>
16427 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
16428 a comparison, not an assignment.
16430 2007-06-12 Olivier Hainque <hainque@adacore.com>
16432 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
16433 Request walking the subtrees only, leaving the current is_lhs/val_only
16435 (convert_non_local_reference): Likewise.
16437 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
16439 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
16441 2007-06-12 Richard Guenther <rguenther@suse.de>
16443 PR tree-optimization/15353
16444 PR tree-optimization/31657
16445 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
16446 * timevar.def: Add TV_TREE_IFCOMBINE.
16447 * tree-pass.h (pass_tree_ifcombine): Declare.
16448 * tree-ssa-ifcombine.c: New file.
16449 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
16450 * tree-flow.h (blocks_in_phiopt_order): Declare.
16451 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
16452 (tree-ssa-ifcombine.o): New dependencies.
16454 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16456 PR rtl-optimization/32293
16457 * combine.c (simplify_if_then_else): Truncate return from
16458 nonzero_bits() to correct mode.
16460 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16462 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
16463 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
16465 2007-06-11 Diego Novillo <dnovillo@google.com>
16467 * Makefile.in (reload1.o-warn): Remove.
16469 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
16471 * combine.c (subst): Use reg_overlap_mentioned_p
16472 instead of comparing register numbers directly.
16474 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16476 * reload1.c (mark_home_live_1): Use the mode parameter.
16478 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16480 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
16481 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
16483 * df-core.c: Ditto.
16485 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
16487 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
16489 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16491 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
16492 from integer registers.
16493 (FP mode splitters): Handle TFmode.
16495 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
16497 * tree-ssa-structalias.c (find_what_p_points_to): Return false
16498 for ref-all pointers that point-to anything.
16500 2007-06-11 Joseph Myers <joseph@codesourcery.com>
16502 * config/arm/arm.c (arm_output_dwarf_dtprel,
16503 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
16505 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
16507 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
16508 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
16511 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
16513 * tree.c (signed_or_unsigned_type_for): New.
16514 (unsigned_type_for): Use signed_or_unsigned_type_for.
16515 (signed_type_for): Use signed_or_unsigned_type_for.
16516 * tree.h (signed_or_unsigned_type_for): New.
16517 (get_signed_or_unsigned_type): Remove.
16518 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
16519 lang_hooks.types.signed_type
16520 (size_diffop): Likewise.
16521 (all_ones_mask_p): Likewise.
16522 (build_range_check): Likewise.
16523 (fold_cond_expr_with_comparison): Likewise.
16524 (fold_cond_expr_with_comparison): Likewise.
16525 (unextend): Likewise.
16526 (extract_muldiv_1): Likewise.
16527 (fold_single_bit_test_into_sign_test): Likewise.
16528 (fold_binary): Likewise.
16529 (fold_ternary): Likewise.
16530 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
16531 instead of get_signed_or_unsigned_type.
16532 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
16533 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16534 * expr.c (signed_or_unsigned_type_for): Use
16535 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
16536 * langhooks.c (get_signed_or_unsigned_type): Remove.
16537 (lhd_signed_or_unsigned_type): Remove.
16538 * langhooks.h (lang_hooks_for_types): Remove signed_type and
16539 signed_or_unsigned_type.
16540 (lhd_signed_or_unsigned_type): Remove.
16541 * expmed.c (make_tree): Use signed_type_for instead of
16542 lang_hooks.types.signed_type.
16543 * c-common.c (same_scalar_type_ignoring_signedness): Use
16544 c_common_signed_type instead of lang_hooks.types.signed_type.
16545 (c_common_unsigned_type): New.
16546 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
16547 (shorten_compare): Use c_common_unsigned_type instead of
16548 c_common_signed_or_unsigned_type.
16549 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
16551 * convert.c (convert_to_integer): Use signed_type_for instead of
16552 lang_hooks.types.signed_type.
16553 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16554 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
16555 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
16556 * c-format.c (check_format_types): Use c_common_unsigned_type
16557 instead of unsigned_type_for.
16558 * c-decl.c (groakdeclarator): Likewise.
16559 * c-typeck.c (convert_for_assignment): Likewise.
16560 * c-common.h (c_common_unsigned_type): New.
16562 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16565 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
16566 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
16568 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16570 PR middle-end/32279
16571 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
16572 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
16574 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
16575 Sebastian Pop <sebpop@gmail.com>
16577 * lambda-code.c (remove_iv): New.
16578 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
16580 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
16582 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
16583 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
16584 * tree-ssa-loop-prefetch.c: Include optabs.h.
16585 (FENCE_FOLLOWING_MOVNT): New macro.
16586 (struct mem_ref): Add independent_p and storent_p fields.
16587 (record_ref): Initalize the new fields.
16588 (gather_memory_references_ref): Return true if the reference
16590 (gather_memory_references): Check whether all memory accesses
16591 in loop were recorded.
16592 (should_issue_prefetch_p): Return false for nontemporal stores.
16593 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
16594 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
16595 (determine_loop_nest_reuse): Detect independent memory references.
16596 (loop_prefetch_arrays): Call mark_nontemporal_stores.
16597 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
16598 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
16599 * config/i386/i386.h (x86_mfence): Declare.
16600 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
16601 * config/i386/i386.c (x86_mfence): New variable.
16602 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
16604 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
16605 * optabs.c (init_optabs): Initialize storent_optab.
16606 * optabs.h (enum optab_index): Add OTI_storent.
16607 (storent_optab): Declare.
16608 * genopinit.c (optabs): Add initialization for storent_optab.
16609 * tree.h (MOVE_NONTEMPORAL): New macro.
16610 * expr.c (expand_assignment, store_expr, store_constructor_field,
16611 store_constructor, store_field, expand_expr_real_1): Propagate
16612 nontemporality of the expanded store.
16613 (emit_storent_insn): New function.
16614 * expr.h (expand_assignment, store_expr): Declaration changed.
16615 * function.c (assign_parm_setup_reg): Pass false as nontemporality
16616 to expand_assignment.
16617 * stmt.c (expand_asm_expr): Ditto.
16618 * calls.c (initialize_argument_information): Pass false as
16619 nontemporality to store_expr.
16620 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
16623 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16625 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
16627 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
16629 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16631 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
16632 and allow DECL_P here.
16634 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
16636 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
16637 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
16638 track of the size of the expression.
16639 * cfghooks.c (merge_blocks): Remove block from loops structure only
16640 after call of the merge_blocks hook.
16642 2007-06-09 Tom Tromey <tromey@redhat.com>
16644 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
16645 (deprecated_state): Removed.
16646 (start_decl): Update.
16647 (enum deprecated_states): Moved earlier.
16648 (groktypename): Update.
16649 (push_parm_decl): Likewise.
16650 (grokfield): Likewise.
16651 (start_function): Likewise.
16653 2007-06-09 Ian Lance Taylor <iant@google.com>
16655 PR tree-optimization/32169
16656 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
16657 CONVERT_EXPR, check whether min and max both converted to an
16658 overflow infinity representation.
16660 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
16662 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
16663 not inserted on the edge.
16665 2007-06-08 Bob Wilson <bob.wilson@acm.org>
16667 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
16668 instructions if they are supported.
16669 (__divsi3, __umodsi3, __modsi3): Likewise.
16670 (__ashldi3, __ashrdi3, __lshrdi3): New.
16671 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
16673 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
16674 Tony Linthicum <tony.linthicum@amd.com>
16676 * doc/invoke.texi: Add fvect-cost-model flag.
16677 * common.opt (fvect-cost-model): New flag.
16678 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
16679 cost fields in stmt_vec_info struct for STMT.
16680 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
16681 fields in stmt_vec_info struct and access functions for the same.
16682 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
16683 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
16684 load, store and vector to scalar operation.
16685 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
16686 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
16687 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
16688 (TARG_VEC_STORE_COST): Define cost of vector store.
16689 (vect_estimate_min_profitable_iters): Define new function.
16690 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
16691 check to evaluate if loop iterations are less than minimum profitable
16692 iterations determined by cost model or minimum vect loop bound defined
16693 by user, whichever is more conservative.
16694 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
16695 run-time check to evaluate if loop iterations are less than minimum
16696 profitable iterations determined by cost model or minimum vect loop
16697 bound defined by user, whichever is more conservative.
16698 (vect_estimate_min_profitable_iterations): New function to estimate
16699 mimimimum iterartions required for vector version of loop to be
16700 profitable over scalar version.
16701 (vect_model_reduction_cost): New function.
16702 (vect_model_induction_cost): New function.
16703 (vect_model_simple_cost): New function.
16704 (vect_cost_strided_group_size): New function.
16705 (vect_model_store_cost): New function.
16706 (vect_model_load_cost): New function.
16707 (vectorizable_reduction): Call vect_model_reduction_cost during
16709 (vectorizable_induction): Call vect_model_induction_cost during
16711 (vectorizable_load): Call vect_model_load_cost during analysis phase.
16712 (vectorizable_store): Call vect_model_store_cost during analysis phase.
16713 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
16714 vectorizable_promotion, vectorizable_demotion): Call
16715 vect_model_simple_cost during analysis phase.
16717 2007-06-08 Simon Baldwin <simonb@google.com>
16719 * reg-stack.c (get_true_reg): Readability change. Moved default case
16720 label into direct switch statement scope.
16722 2007-06-08 Simon Baldwin <simonb@google.com>
16724 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
16725 in gcc_assert() with '==' comparison.
16727 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16729 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
16730 TARGET_ABM handling of x86_popcnt variable.
16732 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16734 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
16735 __builtin_copysignq and __builtin_infq built-in functions.
16737 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16739 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
16740 SSE4.2 section. Correct built-in function names in SSE4A section.
16742 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16744 PR tree-optimization/32243
16745 * tree-vect-transform.c (vectorizable_type_promotion): Move check
16746 for ncopies after ratio check between nunits_out and nunits_in.
16747 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
16749 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
16751 PR tree-optimization/32224
16752 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
16753 vectorization upon a non GIMPLE_MODIFY_STMT.
16755 2007-06-08 Christian Bruel <christian.bruel@st.com>
16758 * config/sh/sh.md (doloop_end): New pattern and splitter.
16759 * loop-iv.c (simple_rhs_p): Check for hardware registers.
16761 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
16763 PR middle-end/32209
16764 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
16766 (verify_dominators): Do not change dominance tree.
16768 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16770 * config/sh/constraints.md: New file.
16771 * config/sh/sh.c: Include tm-constrs.h.
16772 (reg_class_from_letter): Remove.
16773 (prepare_cbranch_operands): Use satisfies_constraint_*
16774 function instead of macro.
16775 (andcosts, broken_move, sh_secondary_reload): Likewise.
16776 * config/sh/predicates.md (trapping_target_operand): Likewise.
16777 (and_operand, arith_operand, arith_reg_or_0_operand,
16778 cmp_operand, logical_operand, target_operand,
16779 ua_address_operand, ua_offset, xor_operand): Likewise.
16780 * config/sh/sh.md: Include constraints.md.
16781 (*movsicc_t_false): Use satisfies_constraint_* function
16783 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
16784 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
16785 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
16786 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
16787 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
16788 (REG_CLASS_FROM_CONSTRAINT): Remove.
16789 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
16790 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
16791 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
16792 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
16793 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
16794 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
16795 function instead of macro.
16796 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
16797 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
16798 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
16799 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
16800 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
16801 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
16802 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
16803 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
16804 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
16805 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
16806 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
16807 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
16808 EXTRA_CONSTRAINT_STR): Likewise.
16809 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
16811 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16813 * config/i386/darwin.h (STACK_BOUNDARY): Define.
16815 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
16818 * c-common.h (flag_cpp0x): Replaced by...
16819 (cxx_dialect): ... this new variable specifying the C++ dialect that
16821 * c-common.c (flag_cpp0x): Removed.
16822 (cxx_dialect): Defined.
16823 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
16825 * c-opts.c (c_common_post_options): Likewise.
16826 (set_std_cxx98): Set cxx_dialect to cxx98.
16827 (set_std_cxx0x): Set cxx_dialect to cxx0x.
16829 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16830 Hui-May Chang <hm.chang@apple.com>
16832 * doc/invoke.texi (Darwin Options): Update documentation for
16833 -mmacosx-version-min.
16834 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
16835 * config/darwin-driver.c: New file.
16836 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
16837 * config/t-darwin (darwin-driver.o): New rule.
16839 * config/darwin-c.c (version_as_macro): Ignore low digit.
16841 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
16843 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
16844 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
16845 (CSGNMODE): New mode macro.
16846 (CSGNVMODE): New mode attribute.
16847 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
16848 expander using CSGNMODE mode macro. Handle TFmode.
16849 (copysign<mode>3_const): Rename from copysignsf3_const and
16850 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
16852 (copysign<mode>3_var): Rename from copysignsf3_var and
16853 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
16855 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
16856 mode macro. Handle TFmode.
16857 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
16858 (iortf3, *iortf3): Ditto.
16859 (xortf3, *xortf3): Ditto.
16860 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
16861 TFmode and TImode masks.
16862 (ix86_expand_copysign): Expand TFmode copysign insn.
16863 (IX86_BUILTIN_INFQ): New.
16864 (IX86_BUILTIN_FABSQ): Ditto.
16865 (IX86_BUILTIN_COPYSIGNQ): Ditto.
16866 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
16867 [__builtin_fabsq]: Ditto.
16868 [__builtin_copysignq]: Ditto.
16869 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
16870 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
16871 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
16872 ix86_expand_binop_builtin().
16874 2007-06-07 Bob Wilson <bob.wilson@acm.org>
16876 * config/xtensa/lib1funcs.asm: Clean up whitespace.
16878 2007-06-07 Steve Ellcey <sje@cup.hp.com>
16881 * rtl.h (push_to_sequence2): New.
16882 * emit-rtl.c (push_to_sequence2): New.
16883 * function.c (assign_parm_data_all): Add new fields.
16884 (assign_parm_setup_block): Call push_to_sequence2 instead of
16886 (assign_parm_setup_reg): Ditto.
16887 (assign_parm_setup_stack): Ditto.
16888 (assign_parms_unsplit_complex): Ditto.
16889 (assign_parms): Change field name.
16891 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
16893 PR tree-optimization/32220
16894 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
16895 phi node is reached before defining statement.
16897 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16900 * tree-vect-transform.c (vectorizable_call): Call update_stmt
16901 after changing the right hand side of the assignment.
16903 2007-06-06 Eric Christopher <echristo@apple.com>
16905 * config.gcc (i?86-*-darwin*): Remove arch parameter.
16906 (x86_64-*-darwin*): Ditto.
16907 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
16908 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16910 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16912 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
16913 coding conventions.
16914 (add_key): Likewise.
16915 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
16916 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
16918 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
16920 (add_cost_one_coalesce): Likewise.
16921 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
16922 variable names. Rename orig to orig_name for consistency.
16923 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
16924 coding conventions.
16925 (cprop_into_successor_phis): Avoid using C++ keywords as variable
16927 (record_equivalences_from_stmt): Likewise.
16928 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
16929 the coding conventions.
16930 (memory_ssa_name_same): Likewise.
16931 (dse_optimize_stmt): Likewise.
16932 (dse_record_phis): Likewise.
16933 (dse_finalize_block): Likewise.
16934 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
16935 keywords as variable names.
16936 (may_move_till): Cast according to the coding conventions.
16937 (force_move_till_expr): Avoid using C++ keywords as variable names.
16938 (force_move_till): Cast according to the coding conventions.
16939 (memref_hash): Likewise.
16940 (memref_eq): Likewise.
16941 (gather_mem_refs_stmt): Likewise.
16942 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
16943 using C++ keywords as variable names.
16944 (idx_find_step): Cast according to the coding conventions.
16945 (idx_record_use): Likewise.
16946 (find_depends): Likewise.
16947 (prepare_decl_rtl): Likewise.
16948 (mbc_entry_hash): Likewise.
16949 (mbc_entry_eq): Likewise.
16950 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
16951 (simplify_replace_tree): Avoid using C++ keywords as variable names.
16952 (idx_infer_loop_bounds): Cast according to the coding conventions.
16953 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
16954 * tree-ssa-math-opts.c (occ_new ): Likwise.
16955 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
16957 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
16959 (add_use_op): Likewise.
16960 (add_vop): Likewise.
16961 (add_vuse_op): Likewise.
16962 (add_vdef_op): Likewise.
16963 (get_expr_operands): Likewise.
16964 (push_stmt_changes): Use type safe memory macros.
16965 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
16966 keywords as variable names.
16967 (conditional_replacement): Likewise.
16968 (minmax_replacement): Likewise.
16969 (abs_replacement): Likewise.
16970 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
16971 coding conventions.
16972 (insert_fake_stores): Avoid using C++ keywords as variable names.
16973 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
16975 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
16976 (heapvar_insert): Use type safe memory macros.
16977 (new_var_info): Cast according to the coding conventions.
16978 (new_constraint): Likewise.
16979 (remove_preds_and_fake_succs): Use type safe memory macros.
16980 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
16982 (thread_single_edge): Likewise.
16983 (thread_through_loop_header): Likewise.
16985 2007-06-06 Eric Christopher <echristo@apple.com>
16987 * config/i386/i386.c (override_options): Move handling
16988 of TARGET_SUBTARGET* earlier.
16990 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
16992 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
16995 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
16997 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
16998 emited outside of basic block.
16999 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
17000 the created blocks.
17001 * rtl.h (delete_insn_chain): Declaration changed.
17002 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
17004 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
17005 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
17006 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
17007 to delete_insn_chain.
17008 (rtl_verify_flow_info_1): Verify that the insns in header and footer
17009 do not have bb field set.
17010 (rtl_verify_flow_info): Verify that insns between basic blocks do not
17012 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
17013 * cfgcleanup.c (try_optimize_cfg): Ditto.
17015 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17017 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
17018 (lambda_body_vector_new): Use type safe memory macros.
17019 (lambda_linear_expression_new): Likewise.
17020 (lambda_loopnest_new): Likewise.
17021 (lambda_lattice_new): Likewise.
17022 (replace_uses_equiv_to_x_with_y): Cast according to the coding
17023 conventions. Use type safe memory macros.
17024 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
17025 (lambda_body_vector_s): Likewise.
17026 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
17027 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
17029 2007-06-06 Richard Guenther <rguenther@suse.de>
17031 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
17032 if we need to schedule cfg_cleanup.
17033 (tree_ssa_forward_propagate_single_use_vars): Do so.
17035 2007-06-06 Ian Lance Taylor <iant@google.com>
17037 * fold-const.c (merge_ranges): If range_successor or
17038 range_predecessor fail, just return 0.
17040 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17042 PR tree-optimization/32216
17043 * tree-vectorizer.c (supportable_widening_operation): Determine
17044 signedness of FIX_TRUNC_EXPR from output operand.
17045 (supportable_narrowing_operation): Ditto.
17046 * tree-vect-generic.c (expand_vector_operations_1): Determine
17047 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
17048 from input operand.
17050 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17052 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
17053 (struct pta): ...from here. Change flags to unsigned to avoid
17054 excessive casting (as it is used as a bit mask).
17055 (override_options): Add casts according to the coding convenventions.
17056 (x86_64_elf_unique_section): Likewise.
17057 (examine_argument): Avoid using C++ keywords as variable names.
17058 (construct_container): Likewise.
17059 (legitimize_pic_address): Likewise.
17060 (get_dllimport_decl): Cast according to the coding conventions. Use
17061 type safe memory macros.
17062 (legitimize_address): Cast according to the coding conventions.
17063 (emit_i387_cw_initialization): Corrected the type of slot to enum
17065 (ix86_init_machine_status): Use type safe memory macros.
17066 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
17067 (bdesc_pcmpistr): Likewise.
17068 (bdesc_crc32): Likewise.
17069 (bdesc_sse_3arg): Likewise.
17070 (bdesc_2arg): Likewise.
17071 (bdesc_1arg): Likewise.
17072 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
17073 (ix86_expand_sse_pcmpistr): Likewise.
17074 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
17075 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
17076 int to match the langhook definition.
17077 (ix86_builtin_conversion): Change the type of code to unsigned init to
17078 match the langhook definition.
17079 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
17081 (ix86_preferred_output_reload_class): Likewise.
17082 (ix86_cannot_change_mode_class): Likewise.
17083 (ix86_memory_move_cost): Likewise.
17084 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
17085 avoid excessive casting later on.
17086 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
17088 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17090 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
17091 as flags setting insn.
17092 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
17094 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17096 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
17097 (UNSPEC_ROUND): New.
17098 ("sse4_1_round<mode>2"): New insn pattern.
17099 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
17101 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
17102 expander using SSEMODEF mode macro. Expand using
17103 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17104 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
17105 expander using SSEMODEF mode macro. Expand using
17106 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17107 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
17108 expander using SSEMODEF mode macro. Expand using
17109 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17110 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
17111 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
17112 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
17115 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
17116 Sebastian Pop <sebpop@gmail.com>
17118 * lambda.h (build_linear_expr): New.
17119 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
17120 Use build_linear_expr, call fold and force_gimple_operand.
17121 (lambda_loopnest_to_gcc_loopnest): Check that there is
17122 something to insert.
17123 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
17125 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
17127 PR preprocessor/23479
17128 * doc/extend.texi: Document the 0b-prefixed binary integer
17129 constant extension.
17131 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17133 PR tree-optimization/32215
17134 * tree-vectorizer.c (supportable_widening_operation): Return false
17135 for unsupported FIX_TRUNC_EXPR tree code.
17136 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
17138 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
17140 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
17141 register on SPE targets. Change documentation to reflect
17143 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17144 Change FIXED_SCRATCH to 14 and document why we're keeping r14
17145 out of the register allocation pool.
17146 (rs6000_reg_live_or_pic_offset_p): New function.
17147 (rs6000_emit_prologue): Move the actual saving of LR up to free
17148 r0 for holding r11. Split saving of SPE 64-bit registers into
17149 its own case. Ensure that offsets will always be in-range for
17150 'evstdd' by using r11 as a scratch register to point at the start
17151 of the SPE save area. Save r11 if necessary, as it is the static
17153 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
17154 into its own case. Ensure that offsets will always be in-range
17155 for 'evldd' by using r11 as a scratch register to point at the
17156 start of the SPE save area. Also adjust r11 when restoring
17157 the stack pointer to compensate for pre-loading r11.
17159 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
17161 * cfg.c (init_flow): Use type safe memory macros.
17162 (alloc_block): Likewise.
17163 (unchecked_make_edge): Likewise.
17164 (dump_flow_info): Avoid using C++ keywords as variable names.
17165 (copy_original_table_clear): Cast according to the coding conventions.
17166 (copy_original_table_set): Likewise.
17167 * cfgexpand (label_rtx_for_bb): Likewise.
17168 (expand_gimple_basic_block): Likewise.
17169 * cfghooks.c (dump_bb): Likewise.
17170 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
17172 (lv_add_condition_to_bb): Likewise.
17173 * cfglayout (relink_block_chain): Cast according to the coding
17175 (fixup_reorder_chain): Likewise.
17176 (fixup_fallthru_exit_predecessor): Likewise.
17177 * cfgloop.c (glb_enum_p): Likewise.
17178 (get_exit_description): Likewise.
17179 (dump_recorded_exit): Likewise.
17180 * cfgloop.h (enum loop_estimation): Move out of struct scope...
17181 (struct loop): ... from here.
17182 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
17184 * cfgrtl.c (rtl_create_basic_block): Likewise.
17185 (rtl_split_block): Likewise.
17186 (rtl_dump_bb): Likewise.
17187 (cfg_layout_split_block): Likewise.
17188 (init_rtl_bb_info): Use typesafe memory macros.
17190 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
17191 * graphds.h: Updated all usages of edge to graph_edge.
17192 * graphds.c: Likewise.
17193 * cfgloopanal.c: Likewise.
17195 2007-06-05 Ian Lance Taylor <iant@google.com>
17197 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
17198 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
17199 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
17201 (test_for_singularity): Likewise.
17203 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17205 * config/i386/constraints.md ("Y2"): Replaced by ...
17207 * config/i386/i386.md: Likewise.
17208 * config/i386/mmx.md: Likewise.
17209 * config/i386/sse.md: Likewise.
17211 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17213 * config/i386/constraints.md ("z"): Replaced by ...
17215 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
17216 (sse4_1_blendvps): Likewise.
17217 (sse4_1_pblendvb): Likewise.
17218 (sse4_2_pcmpestr): Likewise.
17219 (sse4_2_pcmpestrm): Likewise.
17220 (sse4_2_pcmpestr_cconly): Likewise.
17221 (sse4_2_pcmpistr): Likewise.
17222 (sse4_2_pcmpistrm): Likewise.
17223 (sse4_2_pcmpistr_cconly): Likewise.
17225 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
17227 * matrix-reorg.c (transform_access_sites): Fix computation.
17228 (transform_allocation_sites): Same.
17230 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17232 * config/i386/i386.c (override_options): Use
17233 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
17235 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17237 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
17238 (nonimm_not_xmm0_operand): Ditto.
17239 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
17240 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
17241 as operand[2] predicate. Require "z" class XMM register for
17242 operand[3]. Adjust asm template.
17243 ("sse4_1_blendvpd"): Ditto.
17244 ("sse4_1_pblendvb"): Ditto.
17245 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
17246 force op2 into xmm0 register for variable blend instructions.
17248 2007-06-04 Tom Tromey <tromey@redhat.com>
17250 * c-tree.h (start_enum): Update.
17251 (build_enumerator): Likewise.
17252 * c-decl.c (enum_next_value): Removed.
17253 (enum_overflow): Likewise.
17254 (start_enum): Add c_enum_contents argument. Don't use globals.
17255 (build_enumerator): Likewise.
17256 * c-tree.h (struct c_enum_contents): New struct.
17258 2007-06-04 Tom Tromey <tromey@redhat.com>
17260 * c-common.c (c_common_get_alias_set): Fix indentation.
17262 2007-06-04 Ian Lance Taylor <iant@google.com>
17264 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
17265 to overflow, reduce overflow infinity to regular infinity.
17266 (vrp_var_may_overflow): New static function.
17267 (vrp_visit_phi_node): Check vrp_var_may_overflow.
17269 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
17271 * stor-layout.c (layout_type): Remove duplicate code.
17273 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
17276 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
17277 before build_common_builtin_nodes ().
17279 2007-06-04 Steve Ellcey <sje@cup.hp.com>
17282 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
17284 2007-06-04 Jan Hubicka <jh@suse.cz>
17286 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
17287 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
17288 instead of _stat version.
17290 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17292 PR tree-optimization/32194
17293 * tree-predcom.c (determine_offset): Check that both references have
17296 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17298 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
17299 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
17300 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
17301 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
17302 Add argument to iterate_fix_dominators call.
17303 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
17304 * gcse.c (hoist_code): Change domby to vector.
17305 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
17306 Add argument to iterate_fix_dominators call.
17307 * loop-doloop.c (doloop_modify): Changed recount_dominator to
17308 recompute_dominator.
17309 * lambda-code.c (perfect_nestify): Ditto.
17310 * cfgloopanal.c: Include graphds.h.
17311 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
17312 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
17313 (mark_irreducible_loops): Use graphds_scc. Remove argument from
17315 * graphds.c: New file.
17316 * graphds.h: New file.
17317 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
17318 (get_dominated_by, get_dominated_by_region): Change return type to
17320 (verify_dominators): Recompute all dominators and compare the results.
17321 (recount_dominator): Renamed to ...
17322 (recompute_dominator): ... this. Do not check that the block is
17323 dominated by entry.
17324 (iterate_fix_dominators): Reimplemented.
17325 (prune_bbs_to_update_dominators, root_of_dom_tree,
17326 determine_dominators_for_sons): New functions.
17327 * et-forest.c (et_root): New function.
17328 * et-forest.h (et_root): Declare.
17329 * Makefile.in (graphds.o): Add.
17330 (cfgloopanal.o): Add graphds.h dependency.
17331 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
17332 * basic-block.h (get_dominated_by, get_dominated_by_region,
17333 iterate_fix_dominators): Declaration changed.
17334 (recount_dominator): Renamed to ...
17335 (recompute_dominator): ... this.
17336 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
17337 (thread_through_all_blocks): Do not free dominance info.
17339 2007-06-03 Andreas Schwab <schwab@suse.de>
17341 * config/m68k/m68k.c (override_options): Don't override
17343 * config/m68k/m68k-modes.def (SF, DF): Define to use
17344 motorola_single_format and motorola_double_format, resp.
17345 * real.c (motorola_single_format): Renamed from
17346 coldfire_single_format.
17347 (motorola_double_format): Renamed from coldfire_double_format.
17348 (encode_ieee_extended): Generate a proper canonical NaN image
17349 respecting canonical_nan_lsbs_set.
17350 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
17352 * real.h: Adjust declarations.
17354 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
17357 * config/sh/sh.md (symGOT_load): Don't schedule insns when
17358 the symbol is generated with the stack protector.
17360 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
17362 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
17363 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
17365 * doc/extend.texi (interrupt): Mention m68k.
17367 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
17369 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
17370 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
17371 (ix86_expand_sse_pcmpestr): Do not check operands for
17372 "register_operand", when insn operand predicate is "register_operand".
17373 (ix86_expand_sse_pcmpistr): Ditto.
17375 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
17376 Uros Bizjak <ubizjak@gmail.com>
17378 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
17379 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
17380 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
17381 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
17382 * config/i386/constraints.md ("z"): New register constraint
17383 for members of SSE_FIRST_REG class.
17384 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
17385 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
17386 SSE_FIRST_REG class.
17387 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
17388 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
17389 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
17390 (IX86_BUILTIN_PCMPESTRM128): Likewise.
17391 (IX86_BUILTIN_PCMPESTRA128): Likewise.
17392 (IX86_BUILTIN_PCMPESTRC128): Likewise.
17393 (IX86_BUILTIN_PCMPESTRO128): Likewise.
17394 (IX86_BUILTIN_PCMPESTRS128): Likewise.
17395 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
17396 (IX86_BUILTIN_PCMPISTRI128): Likewise.
17397 (IX86_BUILTIN_PCMPISTRM128): Likewise.
17398 (IX86_BUILTIN_PCMPISTRA128): Likewise.
17399 (IX86_BUILTIN_PCMPISTRC128): Likewise.
17400 (IX86_BUILTIN_PCMPISTRO128): Likewise.
17401 (IX86_BUILTIN_PCMPISTRS128): Likewise.
17402 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
17403 (struct builtin_description): Change "flag" field to unsigned.
17404 (bdesc_pcmpestr): New builtin description table.
17405 (bdesc_pcmpistr): Likewise.
17406 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
17407 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
17408 Initialize pcmp[ei]str[im] insns for SSE4.2.
17409 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
17410 (ix86_expand_sse_pcmpistr): Likewise.
17411 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
17412 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
17413 (UNSPEC_PCMPISTR): Likewise.
17414 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
17415 (sse4_2_pcmpestri):New isns pattern.
17416 (sse4_2_pcmpestrm): Likewise.
17417 (sse4_2_pcmpestr_cconly): Likewise.
17418 (sse4_2_pcmpistr): New insn patern and splitter.
17419 (sse4_2_pcmpistri):New isns pattern.
17420 (sse4_2_pcmpistrm): Likewise.
17421 (sse4_2_pcmpistr_cconly): Likewise.
17422 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
17425 2007-06-01 David Daney <ddaney@avtrex.com>
17427 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
17428 LOADGP_ABSOLUTE and not binds_local_p.
17430 2007-06-01 Geoffrey Keating <geoffk@apple.com>
17432 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
17434 2007-06-01 Ian Lance Taylor <iant@google.com>
17436 * tree-vrp.c (compare_name_with_value): Always set
17437 used_strict_overflow if we get a result from the variable itself.
17439 2007-06-01 Ian Lance Taylor <iant@google.com>
17441 PR rtl-optimization/31455
17442 * lower-subreg.c (find_decomposable_subregs): Don't decompose
17443 subregs which have a cast between modes which are not tieable.
17445 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
17447 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
17448 breaks after return statements.
17450 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
17452 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
17453 only after no_new_pseudos.
17455 2007-05-31 Eric Christopher <echristo@apple.com>
17457 * expr.c (convert_move): Assert that we don't have a BLKmode
17459 (store_expr): Handle BLKmode moves by calling emit_block_move.
17461 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
17463 * c-typeck.c (build_indirect_ref): Include type in error message.
17464 (build_binary_op): Pass types to binary_op_error.
17465 * c-common.c (binary_op_error): Take two type arguments, print out
17467 * c-common.h (binary_op_error): Update prototype.
17469 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17471 * config/i386/i386.c: Correct coments on -mno-sse4.
17473 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17475 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
17476 (x86_64-*-*): Likewise.
17477 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
17478 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
17479 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
17480 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
17481 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
17482 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
17483 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
17484 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
17485 (OPTION_MASK_ISA_SSE4): Likewise.
17486 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
17487 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
17488 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
17489 (override_options): Support SSE4.2.
17490 (ix86_build_const_vector): Support SImode and DImode.
17491 (ix86_build_signbit_mask): Likewise.
17492 (ix86_expand_int_vcond): Support V2DImode.
17493 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
17494 (IX86_BUILTIN_CRC32HI): Likewise.
17495 (IX86_BUILTIN_CRC32SI): Likewise.
17496 (IX86_BUILTIN_CRC32DI): Likewise.
17497 (IX86_BUILTIN_PCMPGTQ): Likewise.
17498 (bdesc_crc32): Likewise.
17499 (bdesc_sse_3arg): Likewise.
17500 (ix86_expand_crc32): Likewise.
17501 (ix86_init_mmx_sse_builtins): Support SSE4.2.
17502 (ix86_expand_builtin): Likewise.
17503 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17504 __SSE4_2__ for -msse4.2.
17505 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
17506 (CRC32MODE): Likewise.
17507 (crc32modesuffix): Likewise.
17508 (crc32modeconstraint): Likewise.
17509 (sse4_2_crc32<mode>): Likewise.
17510 (sse4_2_crc32di): Likewise.
17511 * config/i386/i386.opt (msse4.2): New for SSE4.2.
17513 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
17514 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
17515 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
17516 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
17517 (vcondu<mode>): Likewise.
17518 * doc/extend.texi: Document SSE4.2 built-in functions.
17519 * doc/invoke.texi: Document -msse4.2/-msse4.
17521 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
17523 PR tree-optimization/32160
17524 * tree-predcom.c (predcom_tmp_var): New function. Mark created
17525 variable as gimple reg.
17526 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
17528 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
17530 * gcc.c (main): Don't consider linker options when issuing the
17531 warning about a linker input file not being used.
17533 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17535 * tree-vrp.c (compare_names): Initialize sop.
17537 2007-05-30 Dirk Mueller <dmueller@suse.de>
17539 * cgraphunit.c (cgraph_analyze_function): Remove
17540 computation of inline parameters.
17542 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17544 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
17546 2007-05-30 Richard Sandiford <richard@codesourcery.com>
17548 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
17549 Add vx-common.h. Include vxworks.h between vx-common.h and
17551 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
17553 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
17554 (TARGET_ASM_DESTRUCTOR): Likewise.
17555 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
17556 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
17557 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17558 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
17559 (VXWORKS_ENDIAN_SPEC): Define.
17560 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
17561 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
17562 VXWORKS_* equivalents.
17563 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
17564 (ASM_FILE_START): Delete.
17565 (TARGET_VERSION): Reformat.
17566 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
17567 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
17568 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
17569 (FPBIT, DPBIT): Define.
17570 (fp-bit.c, dp-bit.c): New rules.
17571 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
17572 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
17573 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
17574 * config/arm/arm.h: Include vxworks-dummy.h.
17575 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
17576 Mark with ATTRIBUTE_UNUSED.
17577 (arm_override_options): Do not allow VxWorks RTP PIC to be used
17578 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
17579 make it incompatible with -msingle-pic-base.
17580 (arm_function_ok_for_sibcall): Return false for calls that might
17581 go through a VxWorks PIC PLT entry.
17582 (require_pic_register): New function, split out from...
17583 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
17585 (arm_load_pic_register): Handle the VxWorks RTP initialization
17586 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
17587 (arm_emit_call_insn): New function.
17588 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
17589 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
17590 (pic_offset_arm): New pattern.
17591 (call, call_value): Use arm_emit_call_insn.
17592 (call_internal, call_value_internal): New expanders.
17593 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
17594 VxWorks unless __PIC__.
17596 2007-05-30 Eric Christopher <echristo@gmail.com>
17598 * genrecog.c: Include regs.h in generated file.
17599 * genemit.c: Ditto. Fix up formatting.
17600 * config/mn10300/constraints.md: New.
17601 * config/mn10300/mn10300.md: Include.
17602 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
17603 Fix up for removed macro.
17604 * config/mn10300/predicates.md (call_address_operand): Ditto.
17605 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
17606 (CONST_OK_FOR_I): Ditto.
17607 (CONST_OK_FOR_J): Ditto.
17608 (CONST_OK_FOR_K): Ditto.
17609 (CONST_OK_FOR_L): Ditto.
17610 (CONST_OK_FOR_M): Ditto.
17611 (CONST_OK_FOR_N): Ditto.
17612 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
17616 (EXTRA_CONSTRAINT): Ditto.
17618 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17620 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
17622 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
17623 OPTION_MASK_ISA_64BIT.
17624 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
17626 2007-05-30 Richard Guenther <rguenther@suse.de>
17628 PR middle-end/32152
17629 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
17630 types for comparison.
17631 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
17632 with original typed arguments.
17633 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
17635 2007-05-30 Jakub Jelinek <jakub@redhat.com>
17637 PR tree-optimization/31769
17638 * except.c (duplicate_eh_regions): Clear prev_try if
17639 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
17641 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
17643 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
17644 * tree-ssa-sink.c (statement_sink_location): Return basic block and
17645 bsi of the location where statements should be inserted.
17646 (sink_code_in_bb): Take bsi from statement_sink_location.
17647 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
17648 instead of bsi_start.
17649 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
17651 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
17652 (bsi_move_before): Document inconsistency with bsi_move_after.
17653 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
17655 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17657 * config/i386/i386.h (TARGET_ABM): New define.
17658 (TARGET_POPCNT): Ditto.
17659 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
17660 New temporary defines to redefine from OPTION_ISA_* defines.
17661 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
17662 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
17663 (ix86_isa_flags): New extern int declaration.
17664 (TARGET_SUBTARGET_DEFAULT): New define.
17665 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
17666 (TARGET_SUBTARGET32_DEFAULT): Ditto.
17667 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
17668 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17669 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
17670 * config/i386/darwin.h: Change TARGET_64BIT define to
17673 * config/i386/i386.opt (m3dnowa): Define as undocumented option
17674 using existing "ix86_isa_flags" varible.
17675 (m32, m64): Use existing "ix86_isa_flags" variable.
17676 (mmmx, m3dnow): Ditto.
17677 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
17678 (mabm): Define as non-negative option using "x86_abm" variable.
17679 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
17681 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
17682 Rewrite feature test bitmap.
17683 (ix86_isa_flags): New initialized global int varible.
17684 (ix86_isa_flags_explicit): New static int variable.
17685 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
17686 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
17687 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
17688 target_flags_explicit.
17689 (override_options): Remove "target_enable" and "target_disable" fields
17690 from "struct ptt". Update processor_target_table accordingly. Remove
17691 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
17692 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
17693 "target_flags" and "ix86_isa_flags_explicit" instead of
17694 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
17695 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
17696 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
17697 to true when either of PTA_POPCNT or PTA_ABM is set in
17698 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
17699 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
17700 processor_alias_table flags entry. Remove handling of
17701 "target_enable" and "target_disable" fields of processor_target_table.
17702 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
17703 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
17704 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
17705 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
17706 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
17708 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
17710 2007-05-29 David Daney <ddaney@avtrex.com>
17713 * config/mips/mips.c (mips_output_mi_thunk): Emit
17714 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
17716 2007-05-29 Hui-May Chang <hm.chang@apple.com>
17717 * config/i386/i386.c (ix86_function_regparm): Added checking of
17718 ix86_force_align_arg_pointer to determine the number of
17719 register parameters.
17721 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
17723 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
17724 (SET_DR_MISALIGNMENT): New.
17725 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
17726 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
17727 Use SET_DR_MISALIGNMENT.
17728 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
17730 * tree-data-ref.c (create_data_ref, compute_all_dependences,
17731 find_loop_nest): Export.
17732 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
17733 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
17734 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
17735 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
17737 (struct mem_ref): Add field reuse_distance.
17738 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
17739 Initialize reuse_distance field.
17740 (issue_prefetch_ref): Select temporality of prefetch according to
17742 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
17743 self_reuse_distance, determine_loop_nest_reuse): New functions.
17744 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
17745 (tree_ssa_prefetch_arrays): Dump L2 cache size.
17746 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
17749 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
17751 * tree-ssa-alias.c: Add aliasing overview.
17753 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
17754 Danny Smith <dannysmith@users.sourceforge.net>
17757 * config/i386/t-crtfm: Compile crtfastmath.o with
17758 -minline-all-stringops.
17759 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
17760 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
17762 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17764 * doc/md.texi: Document constraints on HP PA-RISC.
17766 * pa/constraints.md: New file.
17767 * pa.md: Include constraints.md.
17768 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
17769 (integer_store_memory_operand, ldil_cint_p): New functions.
17770 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
17771 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17772 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
17773 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
17774 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
17776 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
17779 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
17780 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
17781 case POSTDECREMENT_EXPR>): Return the error_mark_node
17782 if either the real or imaginary parts would an
17785 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
17787 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
17788 name when we remove it from a call.
17790 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
17792 * targhooks.c (default_narrow_bitfield): Remove.
17793 * targhooks.h: Remove the prototype for
17794 default_narrow_bitfield.
17796 * langhooks-def.h: Remove the prototype for
17797 hook_get_alias_set_0.
17798 * langhooks.c (hook_get_alias_set_0): Remove.
17800 * global.c (EXECUTE_IF_CONFLICT): Remove.
17802 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17805 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
17806 return true when truth_value_p is true and the type
17809 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
17811 * doc/install.texi (Prerequisites): We no longer require Autoconf
17812 2.13 for the top-level.
17814 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
17816 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
17817 memory access via x86_expand_vector_move_misalign() only for
17818 TImode values on 32-bit targets.
17820 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
17822 * matrix-reorg.c: New file. Implement matrix flattening and
17823 transposing optimization.
17824 * tree-pass.h: Add matrix reorg pass.
17825 * common.opt: Add fipa-mreorg flag.
17826 * Makefile.in: Add matrix-reorg.c.
17827 * passes.c: Add matrix reorg pass.
17828 * varpool.c (add_new_static_var): New function.
17829 * cgraph.h (add_new_static_var): Declare.
17831 2007-05-27 Eric Christopher <echristo@apple.com>
17833 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
17834 sp_offset depending on stack size. Save r12 depending
17835 on registers we're saving later.
17836 (rs6000_emit_epilogue): Update sp_offset depending only
17839 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
17841 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
17842 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
17843 * ifcvt.c (if_convert): Ditto.
17844 * tree-ssa-threadupdate.c (thread_block): Ditto.
17845 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
17846 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
17847 verify_loop_closed_ssa): Check number_of_loops instead of
17849 * predict.c (tree_estimate_probability): Ditto.
17850 * tree-if-conv.c (main_tree_if_conversion): Ditto.
17851 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
17852 * modulo-sched.c (sms_schedule): Ditto.
17853 * tree-scalar-evolution.c (scev_const_prop): Ditto.
17854 (scev_finalize): Do not do anything if scev analysis was not
17856 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
17857 current_loops == NULL.
17858 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
17859 * loop-init.c (loop_optimizer_init): Do not free current_loops when
17860 there are no loops.
17861 (loop_optimizer_finalize): Assert that loops were analyzed.
17862 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
17863 rtl_doloop): Check number_of_loops instead of current_loops.
17864 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
17865 current_loops == NULL.
17866 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
17867 gate_tree_vectorize tree_linear_transform, check_data_deps,
17868 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
17869 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
17870 Check number_of_loops instead of current_loops.
17871 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
17872 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
17873 free loops if available.
17874 (execute_pre): Do not pass do_fre to fini_pre.
17876 2007-05-27 Tobias Burnus <burnus@net-b.de>
17878 PR middle-end/32083
17879 * real.c (mpfr_from_real): Fix sign of -Inf.
17881 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
17883 * tree-vect-transform.c (vectorizable_conversion): Initialize
17884 tree_code variables to ERROR_MARK.
17885 (vectorizable_type_demotion): Likewise.
17886 (vectorizable_type_promotion): Likewise.
17888 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17891 * config/i386/i386.md (movti): Handle push operands via
17892 ix86_expand_push().
17894 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17896 * basic-block.h: Remove the prototype for merge_seq_blocks.
17897 * cfgcleanup.c (merge_seq_blocks): Remove.
17899 * tree-flow.h: Remove the prototype for is_aliased_with.
17900 * tree-ssa-alias.c (is_aliased_with): Remove.
17902 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
17904 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
17906 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
17908 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
17909 ix86_expand_sse4_unpack if SSE4.1 is enabled.
17910 (vec_unpacks_hi_v16qi): Likewise.
17911 (vec_unpacku_lo_v16qi): Likewise.
17912 (vec_unpacks_lo_v16qi): Likewise.
17913 (vec_unpacku_hi_v8hi): Likewise.
17914 (vec_unpacks_hi_v8hi): Likewise.
17915 (vec_unpacku_lo_v8hi): Likewise.
17916 (vec_unpacks_lo_v8hi): Likewise.
17917 (vec_unpacku_hi_v4si): Likewise.
17918 (vec_unpacks_hi_v4si): Likewise.
17919 (vec_unpacku_lo_v4si): Likewise.
17920 (vec_unpacks_lo_v4si): Likewise.
17922 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17924 * c-typeck.c, config/arm/arm.c, config/darwin.c,
17925 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
17926 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
17927 follow spelling conventions in various
17928 warning/error/diagnostic messages.
17930 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
17931 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
17932 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
17933 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
17934 tree-vrp.c: Fix comment typos. Follow spelling conventions.
17935 * doc/tm.texi: Follow spelling conventions.
17937 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17940 * tree-ssa-forwprop.c
17941 (forward_propagate_addr_into_variable_array_index): Remove
17942 the lhs argument. Use the type of def_rhs instead of lhs.
17943 (forward_propagate_addr_expr_1): Update use of
17944 forward_propagate_addr_into_variable_array_index.
17946 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
17947 Nigel Stephens <nigel@mips.com>
17949 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
17950 function attributes, "far" being an alias for "long_call".
17951 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
17952 (mips_near_type_p, mips_far_type_p): New.
17953 (mips_comp_type_attributes): New function to check that attributes
17954 attached to a function type are compatible.
17955 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
17956 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
17957 to the target function of the thunk.
17958 (mips_encode_section_info): Check for "near" and "far" function
17959 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
17961 * config/mips/predicates.md (const_call_insn_operand): Test only
17962 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
17964 * doc/extend.texi (Function Attributes): Document MIPS "near" and
17967 * testsuite/gcc.target/mips/near-far-1.c: New test case.
17968 * testsuite/gcc.target/mips/near-far-2.c: New test case.
17969 * testsuite/gcc.target/mips/near-far-3.c: New test case.
17970 * testsuite/gcc.target/mips/near-far-4.c: New test case.
17972 2007-05-25 Eric Christopher <echristo@apple.com>
17974 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
17975 to x86-darwin configurations.
17976 * config/i386/t-darwin: Add softfp support.
17977 * config/i386/t-darwin64: Ditto.
17978 * config/i386/sfp-machine.h: If mach then don't use
17979 aliasing, emit a stub to call.
17981 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
17983 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
17984 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
17985 tree-predcom.c, tree-ssa-alias-warnings.c,
17986 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
17987 comment typos. Follow spelling conventions.
17988 * doc/cpp.texi, doc/invoke.texi: Fix typos.
17990 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17993 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
17994 constants into memory. Expand unaligned memory references for
17995 SSE modes via x86_expand_vector_move_misalign() function.
17997 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
17999 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
18000 "memory" attribute for "sseishft" type insn without operands[2].
18002 2007-05-25 Dirk Mueller <dmueller@suse.de>
18003 Marcus Meissner <meissner@suse.de>
18005 * doc/extend.texi (alloc_size): New attribute.
18006 * c-common.c (handle_alloc_size_attribute): New.
18007 * tree-object-size.c (alloc_object_size): Use alloc_size
18008 attribute, if available.
18010 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18012 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
18014 (__builtin_ia32_vec_ext_v2di): Likewise.
18015 (__builtin_ia32_vec_ext_v4si): Likewise.
18016 (__builtin_ia32_vec_ext_v8hi): Likewise.
18017 (__builtin_ia32_vec_ext_v16qi): Likewise.
18018 (__builtin_ia32_vec_set_v8hi): Likewise.
18020 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18022 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
18024 2007-05-25 Richard Sandiford <richard@codesourcery.com>
18026 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
18027 (arm_is_longcall_p): Rename to...
18028 (arm_is_long_call_p): ...this. Take a single tree argument and
18030 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
18031 (CUMULATIVE_ARGS): Remove call_cookie.
18032 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
18033 (ENCODED_LONG_CALL_ATTR_P): Delete.
18034 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
18035 LONG_CALL_FLAG_CHAR cases.
18036 (ARM_DECLARE_FUNCTION_SIZE): Delete.
18037 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
18038 ARM_DECLARE_FUNCTION_SIZE.
18039 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
18040 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
18041 (arm_encode_call_attribute, current_file_function_operand): Delete.
18042 (arm_function_in_section_p): New function.
18043 (arm_is_longcall_p): Rename to...
18044 (arm_is_long_call_p): ...this. Take the target function as a single
18045 argument and return a bool. Do not rely on call cookies. Check
18046 whether the target symbol is in the same section as the current
18047 function, not just the same compilation unit.
18048 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
18049 (arm_encode_section_info): Don't encode a call type.
18050 * config/arm/arm.md (call, call_value): Update calls to
18051 arm_is_long(_)call_p. Simplify logic.
18052 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
18053 Update calls to arm_is_long(_)call_p.
18055 2007-05-25 Richard Guenther <rguenther@suse.de>
18057 PR tree-optimization/31982
18058 * tree-ssa-forwprop.c
18059 (forward_propagate_addr_into_variable_array_index): Handle arrays
18060 with element size one.
18062 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
18064 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
18065 (umulsi3_highpart): Likewise.
18067 2007-05-24 Ian Lance Taylor <iant@google.com>
18069 PR rtl-optimization/32069
18070 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
18073 2007-05-24 Ollie Wild <aaw@google.com>
18075 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
18078 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
18080 * postreload-gcse.c (reg_changed_after_insn_p): New function.
18081 (oprs_unchanged_p): Use it to check all registers in a REG.
18082 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
18083 (reg_set_between_after_reload_p): Delete.
18084 (reg_used_between_after_reload_p): Likewise.
18085 (reg_set_or_used_since_bb_start): Likewise.
18086 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
18087 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
18088 Use reg_set_between_p instead of reg_set_between_after_reload_p.
18089 * rtlanal.c (reg_set_p): Check whether REG overlaps
18090 regs_invalidated_by_call, rather than just checking the
18091 membership of REGNO (REG).
18093 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18095 * doc/passes.texi: Document predictive commoning.
18096 * doc/invoke.texi (-fpredictive-commoning): Document.
18097 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
18098 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
18099 adding indices to the generated name.
18100 (schedule_sm): Pass 0 to get_lsm_tmp_name.
18101 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
18102 * tree-pretty-print.c (op_symbol_1): Renamed to ...
18103 (op_symbol_code): ... and exported.
18104 (dump_omp_clause, op_symbol): Use op_symbol_code
18105 instead of op_symbol_1.
18106 * tree-pass.h (pass_predcom): Declare.
18107 * timevar.def (TV_PREDCOM): New timevar.
18108 * tree-ssa-loop.c (run_tree_predictive_commoning,
18109 gate_tree_predictive_commoning, pass_predcom): New.
18110 * tree-data-ref.c (find_data_references_in_loop): Find the
18111 references in dominance order.
18112 (canonicalize_base_object_address): Ensure that the result has
18114 (dr_analyze_innermost): Export.
18115 (create_data_ref): Code to fail for references with invariant
18117 (find_data_references_in_stmt): ... here.
18118 * tree-data-ref.h (dr_analyze_innermost): Declare.
18119 * tree-affine.c: Include tree-gimple.h and hashtab.h.
18120 (aff_combination_find_elt, name_expansion_hash,
18121 name_expansion_eq, tree_to_aff_combination_expand,
18122 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
18124 * tree-affine.h (aff_combination_constant_multiple_p,
18125 tree_to_aff_combination_expand): Declare.
18126 * tree-predcom.c: New file.
18127 * common.opt (fpredictive-commoning): New option.
18128 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
18129 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
18130 * Makefile.in (tree-predcom.o): Add.
18131 (tree-affine.o): Add TREE_GIMPLE_H dependency.
18132 * passes.c (init_optimization_passes): Add dceloop after
18133 copy propagation in loop optimizer. Add predictive commoning
18134 to loop optimizer passes.
18136 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18138 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
18141 2007-05-24 Jan Hubicka <jh@suse.cz>
18143 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
18145 (genheader): Include statistics.h.
18147 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
18149 * print-rtl.c (flag_dump_unnumbered): Update comments.
18150 (print_rtl): Fix my previous change.
18151 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
18154 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18156 PR middle-end/32018
18157 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
18159 (thread_through_all_blocks): Call initialize_original_copy_tables
18160 and free_original_copy_tables.
18161 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
18163 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18164 * cfghooks.c (duplicate_block): Use get_loop_copy.
18165 * cfg.c: Include cfgloop.h.
18166 (loop_copy): New hash table.
18167 (initialize_original_copy_tables): Initialize loop_copy table.
18168 (free_original_copy_tables): Free loop_copy table.
18169 (copy_original_table_clear, copy_original_table_set,
18170 set_loop_copy, get_loop_copy): New functions.
18171 (set_bb_original, set_bb_copy): Use copy_original_table_set.
18172 * cfgloop.h (struct loop): Remove copy field.
18173 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
18174 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
18176 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18178 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
18179 -msse/-msse2/-msse3.
18181 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18183 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
18184 __builtin_ia32_vec_set_v2di with MASK_64BIT.
18186 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
18189 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
18190 * targhooks.h (default_mangle_decl_assembler_name): Declare
18192 * targhooks.c (default_mangle_decl_assembler_name): Define
18194 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
18196 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
18197 * langhooks.c (lhd_set_decl_assembler_name): Call
18198 targetm.mangle_decl_assembler_name for names with global scope.
18200 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
18202 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
18203 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
18205 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
18206 New. Factored out of i386_pe_encode_section_info.
18207 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
18208 Move check for prior decoration of stdcall
18209 symbols to i386_pe_encode_section_info.
18210 (i386_pe_encode_section_info): Adjust call to
18211 gen_stdcall_or_fastcall_suffix. Use
18212 i386_pe_maybe_mangle_decl_assembler_name, if needed.
18213 (i386_pe_mangle_decl_assembler_name): New. Wrap
18214 i386_pe_maybe_mangle_decl_assembler_name.
18216 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18218 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
18219 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
18220 * langhooks.c (get_signed_or_unsigned_type): Don't check for
18221 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
18222 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
18225 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
18226 Nigel Stephens <nigel@mips.com>
18227 Richard Sandiford <richard@codesourcery.com>
18229 Fix up MIPS16 hard float and add support for complex.
18231 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
18232 (TARGET_SOFT_FLOAT_ABI): New.
18233 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
18234 __mips_soft_float to reflect the ABI in use, not whether the
18235 FPU is directly accessible (e.g., in MIPS16 mode).
18236 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
18237 (UNITS_PER_FPVALUE): Likewise.
18239 * config/mips/mips.c (mips_expand_call): Remove redundant
18240 TARGET_MIPS16 check.
18241 (mips_arg_regno): New.
18242 (function_arg_advance): When setting bits in cum->fp_code for
18243 MIPS16, don't subtract 1 from cum->arg_number, since it is now
18245 (function_arg): Use mips_arg_regno.
18246 (mips_return_mode_in_fpr_p): New.
18247 (mips16_call_stub_mode_suffix): New.
18248 (mips16_cfun_returns_in_fpr_p): New.
18249 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
18250 (mips_output_function_prologue): Test mips16_hard_float, not
18251 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
18252 (mips_expand_epilogue): Call MIPS16 helper routines to copy
18253 return value into a floating-point register.
18254 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
18255 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
18256 (mips16_fp_args): Handle MIPS32r2 ISA which supports
18257 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
18258 word of double arguments from or to the high bits of 64-bit
18259 floating point registers.
18260 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
18261 (mips16_fpret_double): New helper function.
18262 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
18263 support for complex modes. Fill in DECL_RESULT for stubdecl.
18264 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
18266 * config/mips/mips16.S
18267 (RET, ARG1, ARG2): New.
18268 (MERGE_GPRf, MERGE_GPRt): New.
18269 (DELAYt, DELAYf): New.
18270 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
18271 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
18272 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
18273 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
18274 (SFOP): Renamed to...
18275 (OPSF3): This, and macro-ified. Updated all uses.
18276 (SFOP2): Renamed to...
18277 (OPSF2): This, and macro-ified. Updated all uses.
18278 (SFCMP): Renamed to...
18279 (CMPSF): This, and macro-ified. Updated all uses.
18280 (SFREVCMP): Renamed to...
18281 (REVCMPSF): This, and macro-ified. Updated all uses.
18282 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
18283 (LDDBL1, LDDBL2, RETDBL): Deleted.
18284 (DFOP): Renamed to...
18285 (OPDF3): This, and macro-ified. Updated all uses.
18286 (DFOP2): Renamed to...
18287 (OPDF2): This, and macro-ified. Updated all uses.
18288 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
18289 (DFCMP): Renamed to...
18290 (CMPDF): This, and macro-ified. Updated all uses.
18291 (DFREVCMP): Renamed to...
18292 (REVCMPDF): This, and macro-ified. Updated all uses.
18293 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
18294 (RET_FUNCTION): New.
18295 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
18296 (__mips16_ret_sc, __mips16_ret_dc): New.
18297 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
18298 STUB_ARGS_6, STUB_ARGS_10): New.
18299 (CALL_STUB_NO_RET): New.
18300 (__mips16_call_stub_1): Macro-ified.
18301 (__mips16_call_stub_5): Macro-ified.
18302 (__mips16_call_stub_2): Macro-ified.
18303 (__mips16_call_stub_6): Macro-ified.
18304 (__mips16_call_stub_9): Macro-ified.
18305 (__mips16_call_stub_10): Macro-ified.
18306 (CALL_STUB_RET): New.
18307 (__mips16_call_stub_sf_0): Macro-ified.
18308 (__mips16_call_stub_sf_1): Macro-ified.
18309 (__mips16_call_stub_sf_5): Macro-ified.
18310 (__mips16_call_stub_sf_2): Macro-ified.
18311 (__mips16_call_stub_sf_6): Macro-ified.
18312 (__mips16_call_stub_sf_9): Macro-ified.
18313 (__mips16_call_stub_sf_10): Macro-ified.
18314 (__mips16_call_stub_df_0): Macro-ified.
18315 (__mips16_call_stub_df_1): Macro-ified.
18316 (__mips16_call_stub_df_5): Macro-ified.
18317 (__mips16_call_stub_df_2): Macro-ified.
18318 (__mips16_call_stub_df_6): Macro-ified.
18319 (__mips16_call_stub_df_9): Macro-ified.
18320 (__mips16_call_stub_df_10): Macro-ified.
18321 (__mips16_call_stub_sc_0): New.
18322 (__mips16_call_stub_sc_1): New.
18323 (__mips16_call_stub_sc_5): New.
18324 (__mips16_call_stub_sc_2): New.
18325 (__mips16_call_stub_sc_6): New.
18326 (__mips16_call_stub_sc_9): New.
18327 (__mips16_call_stub_sc_10): New.
18328 (__mips16_call_stub_dc_0): New.
18329 (__mips16_call_stub_dc_1): New.
18330 (__mips16_call_stub_dc_5): New.
18331 (__mips16_call_stub_dc_2): New.
18332 (__mips16_call_stub_dc_6): New.
18333 (__mips16_call_stub_dc_9): New.
18334 (__mips16_call_stub_dc_10): New.
18336 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
18337 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
18338 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
18340 2007-05-23 Ian Lance Taylor <iant@google.com>
18342 * doc/invoke.texi (Invoking GCC): Document that the order of the
18345 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
18348 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
18349 * config/score/predicate.md (const_pow2, const_npow2): Remove.
18350 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
18354 * config/score/score.c (score_print_operand): Make sure that only
18355 lower bits are used.
18357 2007-05-22 Ian Lance Taylor <iant@google.com>
18359 * tree-vrp.c (avoid_overflow_infinity): New static function,
18360 broken out of set_value_range_to_value.
18361 (set_value_range_to_value): Call avoid_overflow_infinity.
18362 (extract_range_from_assert): Likewise.
18364 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18366 PR middle-end/31095
18367 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
18368 change the type before looking for a COMPOUND_EXPR.
18370 2007-05-22 Ian Lance Taylor <iant@google.com>
18372 * lower-subreg.c (decompose_multiword_subregs): If we change an
18373 insn, call remove_retval_note on it.
18375 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18377 * regs.h (end_hard_regno): New function.
18378 (END_HARD_REGNO, END_REGNO): New macros.
18379 (add_to_hard_reg_set): New function.
18380 (remove_from_hard_reg_set): Likewise.
18381 (in_hard_reg_set_p): Likewise.
18382 (overlaps_hard_reg_set_p): Likewise.
18383 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
18384 (note_btr_set): Use END_HARD_REGNO.
18385 * caller-save.c (setup_save_areas): Use end_hard_regno.
18386 (mark_set_regs): Use END_HARD_REGNO.
18387 (add_stored_regs): Use end_hard_regno.
18388 (mark_referenced_regs): Use add_to_hard_reg_set.
18389 * combine.c (update_table_tick): Use END_REGNO.
18390 (record_value_for_reg): Likewise.
18391 (record_dead_and_set_regs): Likewise.
18392 (get_last_value_validate): Likewise.
18393 (use_crosses_set_p): Likewise.
18394 (reg_dead_at_p_1): Likewise.
18395 (reg_dead_at_p): Likewise.
18396 (mark_used_regs_combine): Use add_to_hard_reg_set.
18397 (move_deaths): Use END_HARD_REGNO.
18398 (reg_bitfield_target_p): Use end_hard_regno.
18399 (distribute_notes): Use END_HARD_REGNO.
18400 * cse.c (mention_regs): Use END_REGNO.
18401 (insert): Use add_to_hard_reg_set.
18402 (invalidate): Use END_HARD_REGNO.
18403 (invalidate_for_call): Likewise.
18404 (exp_equiv_p): Use END_REGNO.
18405 (cse_insn): Likewise.
18406 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
18407 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
18408 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
18409 * function.c (keep_stack_depressed): Use end_hard_regno.
18410 * global.c (global_alloc): Use end_hard_regno.
18411 (global_conflicts): Use add_to_hard_reg_set instead of
18413 (find_reg): Likewise.
18414 (mark_reg_store): Likewise.
18415 (mark_reg_conflicts): Likewise.
18416 (mark_reg_death): Use remove_from_hard_reg_set.
18417 (mark_reg_live_nc): Delete.
18418 (set_preference): Use end_hard_regno.
18419 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
18420 remove_from_hard_reg_set.
18421 (post_mark_life): Use add_to_hard_reg_set.
18422 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
18423 (reg_becomes_live): Use add_to_hard_reg_set.
18424 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
18425 (peep2_find_free_register): Use add_to_hard_reg_set.
18426 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
18427 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
18428 * regrename.c (note_sets): Use add_to_hard_reg_set.
18429 (clear_dead_regs): Use remove_from_hard_reg_set.
18430 (regrename_optimize): Use add_to_hard_reg_set.
18431 (find_oldest_value_reg): Use in_hard_reg_set_p.
18432 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
18433 (hard_reg_set_here_p): Use end_hard_regno.
18434 (decompose): Likewise.
18435 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
18436 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
18437 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
18438 (mark_home_live): Use end_hard_regno.
18439 (spill_hard_reg): Likewise.
18440 (clear_reload_reg_in_use): Likewise.
18441 * reorg.c (delete_prior_computation): Use END_REGNO.
18442 * resource.c (update_live_status): Use END_HARD_REGNO.
18443 (mark_referenced_resources): Use add_to_hard_reg_set.
18444 (mark_set_resources): Likewise.
18445 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
18446 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
18447 (reg_overlap_mentioned_p): Likewise.
18448 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
18449 (covers_regno_no_parallel_p): Use END_REGNO.
18450 (find_regno_note): Likewise.
18451 (find_reg_fusage): Use END_HARD_REGNO.
18452 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
18453 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
18455 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18457 * mode-switching.c (reg_dies): Change type of second argument to
18459 (optimize_mode_switching): Update accordingly.
18461 2007-05-22 Richard Sandiford <richard@codesourcery.com>
18463 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
18465 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
18466 (hard_reg_set_empty_p): ...these new functions.
18467 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
18468 GO_IF_HARD_REG_SUBSET.
18469 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
18470 instead of GO_IF_HARD_REG_EQUAL.
18471 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
18472 instead of GO_IF_HARD_REG_EQUAL.
18473 * global.c (find_reg): Use hard_reg_set_empty_p instead of
18474 GO_IF_HARD_REG_SUBSET.
18475 (modify_reg_pav): Use hard_reg_set_empty_p instead of
18476 GO_IF_HARD_REG_EQUAL.
18477 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
18478 of GO_IF_HARD_REG_SUBSET.
18479 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
18480 instead of GO_IF_HARD_REG_EQUAL.
18481 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
18482 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
18483 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
18484 of GO_IF_HARD_REG_SUBSET,
18485 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
18486 GO_IF_HARD_REG_SUBSET.
18487 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
18488 instead of GO_IF_HARD_REG_EQUAL.
18489 * config/sh/sh.c (push_regs, calc_live_regs): Use
18490 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
18491 (hard_regs_intersect_p): Delete.
18493 2007-05-22 Janis Johnson <janis187@us.ibm.com>
18495 * doc/sourcebuild.texi (Test Directives) Add dg-message.
18497 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
18498 Richard Henderson <rth@redhat.com>
18500 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
18502 (x86_64-*-*): Likewise.
18504 * i386/i386-modes.def (V2QI): New.
18506 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
18508 (override_options): Support SSE4.1.
18509 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
18510 (IX86_BUILTIN_BLENDPS): Likewise.
18511 (IX86_BUILTIN_BLENDVPD): Likewise.
18512 (IX86_BUILTIN_BLENDVPS): Likewise.
18513 (IX86_BUILTIN_PBLENDVB128): Likewise.
18514 (IX86_BUILTIN_PBLENDW128): Likewise.
18515 (IX86_BUILTIN_DPPD): Likewise.
18516 (IX86_BUILTIN_DPPS): Likewise.
18517 (IX86_BUILTIN_INSERTPS128): Likewise.
18518 (IX86_BUILTIN_MOVNTDQA): Likewise.
18519 (IX86_BUILTIN_MPSADBW128): Likewise.
18520 (IX86_BUILTIN_PACKUSDW128): Likewise.
18521 (IX86_BUILTIN_PCMPEQQ): Likewise.
18522 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
18523 (IX86_BUILTIN_PMAXSB128): Likewise.
18524 (IX86_BUILTIN_PMAXSD128): Likewise.
18525 (IX86_BUILTIN_PMAXUD128): Likewise.
18526 (IX86_BUILTIN_PMAXUW128): Likewise.
18527 (IX86_BUILTIN_PMINSB128): Likewise.
18528 (IX86_BUILTIN_PMINSD128): Likewise.
18529 (IX86_BUILTIN_PMINUD128): Likewise.
18530 (IX86_BUILTIN_PMINUW128): Likewise.
18531 (IX86_BUILTIN_PMOVSXBW128): Likewise.
18532 (IX86_BUILTIN_PMOVSXBD128): Likewise.
18533 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
18534 (IX86_BUILTIN_PMOVSXWD128): Likewise.
18535 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
18536 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
18537 (IX86_BUILTIN_PMOVZXBW128): Likewise.
18538 (IX86_BUILTIN_PMOVZXBD128): Likewise.
18539 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
18540 (IX86_BUILTIN_PMOVZXWD128): Likewise.
18541 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
18542 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
18543 (IX86_BUILTIN_PMULDQ128): Likewise.
18544 (IX86_BUILTIN_PMULLD128): Likewise.
18545 (IX86_BUILTIN_ROUNDPD): Likewise.
18546 (IX86_BUILTIN_ROUNDPS): Likewise.
18547 (IX86_BUILTIN_ROUNDSD): Likewise.
18548 (IX86_BUILTIN_ROUNDSS): Likewise.
18549 (IX86_BUILTIN_PTESTZ): Likewise.
18550 (IX86_BUILTIN_PTESTC): Likewise.
18551 (IX86_BUILTIN_PTESTNZC): Likewise.
18552 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
18553 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
18554 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
18555 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
18556 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
18557 (bdesc_ptest): New.
18558 (bdesc_sse_3arg): Likewise.
18559 (bdesc_2arg): Likewise.
18560 (bdesc_1arg): Likewise.
18561 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
18563 (ix86_expand_sse_4_operands_builtin): New.
18564 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
18565 smaller than 8 bits as the 2nd arg.
18566 (ix86_expand_sse_ptest): New.
18567 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
18568 (ix86_expand_vector_set): Support SSE4.1.
18569 (ix86_expand_vector_extract): Likewise.
18571 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18572 __SSE4_1__ for -msse4.1.
18574 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
18575 (UNSPEC_INSERTPS): Likewise.
18576 (UNSPEC_DP): Likewise.
18577 (UNSPEC_MOVNTDQA): Likewise.
18578 (UNSPEC_MPSADBW): Likewise.
18579 (UNSPEC_PHMINPOSUW): Likewise.
18580 (UNSPEC_PTEST): Likewise.
18581 (UNSPEC_ROUNDP): Likewise.
18582 (UNSPEC_ROUNDS): Likewise.
18584 * config/i386/i386.opt (msse4.1): New for SSE4.1.
18586 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
18587 (const_pow2_1_to_32768_operand): Likewise.
18589 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
18592 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
18594 (sse4_1_insertps): Likewise.
18595 (*sse4_1_extractps): Likewise.
18596 (sse4_1_ptest): Likewise.
18597 (sse4_1_mulv2siv2di3): Likewise.
18598 (*sse4_1_mulv4si3): Likewise.
18599 (*sse4_1_smax<mode>3): Likewise.
18600 (*sse4_1_umax<mode>3): Likewise.
18601 (*sse4_1_smin<mode>3): Likewise.
18602 (*sse4_1_umin<mode>3): Likewise.
18603 (sse4_1_eqv2di3): Likewise.
18604 (*sse4_1_pinsrb): Likewise.
18605 (*sse4_1_pinsrd): Likewise.
18606 (*sse4_1_pinsrq): Likewise.
18607 (*sse4_1_pextrb): Likewise.
18608 (*sse4_1_pextrb_memory): Likewise.
18609 (*sse4_1_pextrw_memory): Likewise.
18610 (*sse4_1_pextrq): Likewise.
18611 (sse4_1_blendpd): Likewise.
18612 (sse4_1_blendps): Likewise.
18613 (sse4_1_blendvpd): Likewise.
18614 (sse4_1_blendvps): Likewise.
18615 (sse4_1_dppd): Likewise.
18616 (sse4_1_dpps): Likewise.
18617 (sse4_1_movntdqa): Likewise.
18618 (sse4_1_mpsadbw): Likewise.
18619 (sse4_1_packusdw): Likewise.
18620 (sse4_1_pblendvb): Likewise.
18621 (sse4_1_pblendw): Likewise.
18622 (sse4_1_phminposuw): Likewise.
18623 (sse4_1_extendv8qiv8hi2): Likewise.
18624 (*sse4_1_extendv8qiv8hi2): Likewise.
18625 (sse4_1_extendv4qiv4si2): Likewise.
18626 (*sse4_1_extendv4qiv4si2): Likewise.
18627 (sse4_1_extendv2qiv2di2): Likewise.
18628 (*sse4_1_extendv2qiv2di2): Likewise.
18629 (sse4_1_extendv4hiv4si2): Likewise.
18630 (*sse4_1_extendv4hiv4si2): Likewise.
18631 (sse4_1_extendv2hiv2di2): Likewise.
18632 (*sse4_1_extendv2hiv2di2): Likewise.
18633 (sse4_1_extendv2siv2di2): Likewise.
18634 (*sse4_1_extendv2siv2di2): Likewise.
18635 (sse4_1_zero_extendv8qiv8hi2): Likewise.
18636 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
18637 (sse4_1_zero_extendv4qiv4si2): Likewise.
18638 (*sse4_1_zero_extendv4qiv4si2): Likewise.
18639 (sse4_1_zero_extendv2qiv2di2): Likewise.
18640 (*sse4_1_zero_extendv2qiv2di2): Likewise.
18641 (sse4_1_zero_extendv4hiv4si2): Likewise.
18642 (*sse4_1_zero_extendv4hiv4si2): Likewise.
18643 (sse4_1_zero_extendv2hiv2di2): Likewise.
18644 (*sse4_1_zero_extendv2hiv2di2): Likewise.
18645 (sse4_1_zero_extendv2siv2di2): Likewise.
18646 (*sse4_1_zero_extendv2siv2di2): Likewise.
18647 (sse4_1_roundpd): Likewise.
18648 (sse4_1_roundps): Likewise.
18649 (sse4_1_roundsd): Likewise.
18650 (sse4_1_roundss): Likewise.
18651 (mulv4si3): Don't expand for SSE4.1.
18652 (smax<mode>3): Likewise.
18653 (umaxv4si3): Likewise.
18654 (uminv16qi3): Likewise.
18655 (umin<mode>3): Likewise.
18656 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
18658 * doc/extend.texi: Document SSE4.1 built-in functions.
18660 * doc/invoke.texi: Document -msse4.1.
18662 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
18664 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
18665 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
18666 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
18667 (ASM_SPEC): Add asm_pcrel_spec.
18668 (EXTRA_SPECS): Add asm_pcrel_spec.
18670 2007-05-21 David Daney <ddaney@avtrex.com>
18672 * doc/install.texi (Building a cross compiler): Add requirements
18673 for Java cross compiler.
18675 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18677 PR middle-end/31995
18678 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
18679 Add loopno argument. Use evolution_function_is_invariant_rec_p
18680 instead of evolution_function_is_constant_p.
18681 Update calls to evolution_function_is_affine_multivariate_p.
18682 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
18683 Add loopno argument.
18684 * tree-scalar-evolution.c (gather_chrec_stats): Call
18685 evolution_function_is_affine_multivariate_p with a loop
18687 * tree-data-ref.c (analyze_miv_subscript): Likewise.
18688 (analyze_overlapping_iterations): Likewise.
18689 (access_functions_are_affine_or_constant_p): Likewise.
18690 (build_classic_dist_vector_1): If the access functions
18691 are equal, don't do anything.
18693 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
18694 Paolo Carlini <pcarlini@suse.de>
18695 Uros Bizjak <ubizjak@gmail.com>
18697 * c-cppbuiltin.c (c_cpp_builtins): Define
18698 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
18699 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
18700 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
18701 * doc/cpp.texi ([Standard Predefined Macros]): Document.
18703 2007-05-21 Mike Stump <mrs@apple.com>
18705 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
18707 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
18709 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
18711 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
18712 implementation if __OPTIMIZE__ is not defined.
18713 (_mm_alignr_pi8): Ditto.
18714 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18715 (_mm_inserti_si64): Ditto.
18716 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18717 (_mm_slli_epi16): Ditto.
18718 (_mm_slli_epi32): Ditto.
18719 (_mm_slli_epi64): Ditto.
18720 (_mm_srai_epi16): Ditto.
18721 (_mm_srai_epi32): Ditto.
18722 (_mm_srli_si128): Ditto.
18723 (_mm_slli_si128): Ditto.
18724 (_mm_srli_epi16): Ditto.
18725 (_mm_srli_epi32): Ditto.
18726 (_mm_srli_epi64): Ditto.
18727 (_mm_extract_epi16): Ditto.
18728 (_mm_insert_epi16): Ditto.
18729 (_mm_shufflehi_epi16): Ditto.
18730 (_mm_shufflelo_epi16): Ditto.
18731 (_mm_shuffle_epi32): Ditto.
18732 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
18733 (_m_pextrw): Ditto.
18734 (_mm_insert_pi16): Ditto.
18735 (_m_pinsrw): Ditto.
18736 (_mm_shuffle_pi16): Ditto.
18737 (_m_pshufw): Ditto.
18738 (_mm_shufle_ps): Ditto.
18739 (_mm_prefetch): Ditto.
18741 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
18743 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
18744 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
18745 * real.c (encode_i370_single, decode_i370_single,
18746 encode_i370_double, decode_i370_double): Functions removed.
18747 (i370_single_format, i370_double_format): Initializations removed.
18748 (real_maxval, round_for_format, exact_real_truncate, significand_size):
18749 Consider the log2_b field to always be one.
18750 (ieee_single_format, mips_single_format, coldfire_single_format,
18751 ieee_double_format, mips_double_format, coldfire_double_format,
18752 ieee_extended_motorola_format, ieee_extended_intel_96_format,
18753 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
18754 ibm_extended_format, mips_extended_format, ieee_quad_format,
18755 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
18756 decimal_single_format, decimal_double_format, decimal_quad_format,
18757 c4x_single_format, c4x_extended_format, real_internal_format): Remove
18758 initialization of log2_b.
18759 * real.h (i370_single_format, i370_double_format): Declarations
18761 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
18762 field to always be one.
18764 2007-05-21 Andreas Schwab <schwab@suse.de>
18766 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
18767 NOTE_INSN_BASIC_BLOCK_P.
18768 (process_for_unwind_directive): Likewise.
18770 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
18772 * builtins.c (expand_builtin_setjmp_setup): Update comment.
18773 * function.h (struct function): Move va_list_gpr_size,
18774 va_list_fpr_size, function_frequency to front of bitfields. Add
18776 (current_function_calls_unwind_init): New.
18777 * except.c (expand_builtin_unwind_init): Set
18778 current_function_calls_unwind_init not
18779 current_function_has_nonlocal_label.
18780 * reload1.c (has_nonexceptional_receiver): New.
18781 (reload): Use it and current_function_calls_unwind_init to
18782 determine whether call-saved regs must be saved.
18784 2007-05-20 Jan Hubicka <jh@suse.cz>
18786 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
18787 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18788 * ddg.c (create_ddg): LIkewise.
18789 * final.c (final): Remove hunk moving line number notes around since
18790 they are no longer present at this stage.
18791 (final_scan_insn): Use NOTE_KIND instead of
18792 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18793 (output_asm_label): Likewise.
18794 * reorg.c (dbr_schedule): Likewise.
18795 * haifa-sched.c (unlink_other_notes): Likewise.
18796 * mode-switching.c (optimize_mode_switching): Likewise.
18797 * graph.c (start_bb): Likewise.
18798 * rtl.def (NOTE): Update description.
18799 * jump.c (squeeze_notes): Delete.
18800 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
18801 NOTE_INSN_BASIC_BLOCK_P when possible.
18802 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
18803 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
18804 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18805 (dwarf2out_var_location): Likewise.
18806 * cfgbuild.c (make_edges): Likewise.
18807 (find_basic_blocks_1): Likewise.
18808 * function.c (reorder_blocks_1): Likewise.
18809 (epilogue_done): Likewise.
18810 (reposition_prologue_and_epilogue_notes): Likewise.
18811 * print-rtl.c (print_rtx): Likewise; drop code for printing
18813 (print_rtl): Likewise.
18814 (print_rtl_single): Likewise.
18815 * gcse.c (insert_insn_start_bb): Likewise.
18816 * alias.c (init_alias_analysis): Likewise.
18817 * calls.c (fixup_tail_calls): Likewise.
18818 * except.c (sjlj_emit_function_enter): Likewise.
18819 * emit-rtl.c (add_insn_after): Likeiwse.
18820 (emit_label_before): Likewise.
18821 (emit_label_after): Likewise.
18822 (emit_note_before, emit_note_after, emit_note): Update
18823 parameter to be enum insn_note; do not deal with source
18825 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
18826 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
18828 (merge_blocks_move_successor_nojumps): Simplify now when
18829 we don't have BLOCK notes.
18830 (try_optimize_cfg): Likewise.
18831 * cfglayout.c (skip_insns_after_block): Likewise.
18832 (record_effective_endpoints): Likewise.
18833 (duplicate_insn_chain): Likewise.
18834 * varasm.c (output_constant_pool_1): Likewise.
18835 * sched-deps.c (sched_analyze): Likewise.
18836 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
18838 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
18839 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
18840 (SET_INSN_DELETED): Simplify.
18841 (NOTE_LINE_NUMBER): Exterminate.
18842 (NOTE_LINE_KIND): New.
18843 (NOTE_INSN_BASIC_BLOCK_P): Update.
18844 (enum insn_note): Simplify.
18845 (GET_NOTE_INSN_NAME) Simplify.
18846 (emit_note_before, emit_note_after, emit_note): Update prototype.
18847 (squeeze_notes): Remove.
18848 * sched-int.h (NOTE_NOT_BB_P): Update.
18849 * resource.c (mark_target_live_regs): Update.
18850 * sched-rgn.c (debug_dependencies): Update.
18851 * sched-vis.c (print_insn): Update.
18852 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
18853 * config/i386/i386.c (ix86_output_function_epilogue): Update.
18854 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
18855 (TARGET_ADJUST_UNROLL_MAX): Likewise.
18856 (split_branches): Update.
18857 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
18859 (sh_adjust_unroll_max): Exterminate.
18860 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
18861 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
18862 (m68hc11_reorg): Likewise.
18863 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
18864 (emit_predicate_relation_info): Update.
18865 (process_for_unwind_directive): Update.
18866 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
18867 (output_call): Update.
18868 * config/pa/pa.c (output_lbranch): Update.
18869 (output_millicode_call): Update.
18870 (output_call): Update.
18871 (pa_combine_instructions): Update.
18872 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
18873 * config/bfin/bfin.c (gen_one_bundle): Update.
18874 * cfgrtl.c (can_delete_note_p): Update.
18875 (delete_insn): Update.
18876 (rtl_merge_blocks): Update.
18877 (commit_one_edge_insertion): Update.
18878 (rtl_verify_flow_info): Update.
18879 * stmt.c (expand_case): Do not call squeeze_notes.
18881 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18888 * c.opt (Wtype-limits): New.
18889 * doc/invoke.texi (Wtype-limits): Document it.
18890 (Wextra): Enabled by -Wextra.
18891 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18892 * c-common.c (shorten_compare): Warn with Wtype-limits.
18894 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18896 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
18897 inlined function, not as a macro.
18898 (_mm_alignr_pi8): Ditto.
18899 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18900 (_mm_inserti_si64): Ditto.
18901 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18902 (_mm_extract_epi16): Ditto.
18903 (_mm_insert_epi16): Ditto.
18904 (_mm_shufflehi_epi16): Ditto.
18905 (_mm_shufflelo_epi16): Ditto.
18906 (_mm_shuffle_epi32): Ditto.
18907 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
18908 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
18910 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
18912 (_m_to_float): Use C89 compatible assignment.
18914 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
18917 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
18919 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18922 * doc/invoke.texi (Wreturn-type): Complete description.
18923 (Wextra): Delete item about return-type warning.
18924 * c-decl.c: Delete redundant Wextra warning.
18926 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18929 * config/i386/pmmintrin.h: Do not include xmmintrin.h
18930 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
18931 inlined function, not as a macro.
18932 (_mm_prefetch): Ditto.
18933 (_m_pextrw): Ditto.
18934 (_mm_insert_pi16): Ditto.
18935 (_m_pinsrw): Ditto.
18936 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
18937 (_m_pshufw): Ditto. Add const to __N argument.
18938 (_mm_shufle_ps): Ditto. Add const to __mask argument.
18939 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
18940 (_mm_slli_epi32): Ditto.
18941 (_mm_srli_si128): Implement as always inlined function, not as a
18942 macro. Add __inline to function declaration.
18943 (_mm_slli_si128): Ditto.
18945 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
18947 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
18948 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
18950 (struct fenv): New structure.
18951 (FP_HANDLE_EXCEPTIONS): New define.
18952 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
18953 (_FP_DECL_EXP): New define.
18954 (FP_INIT_ROUNDMODE): New define.
18955 (FP_ROUNDMODE): New define.
18957 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18959 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
18960 (Wconversion): Update description.
18961 (Wconversion-sign): New.
18962 * c.opt (Wconversion-sign): New.
18963 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
18964 means disabled for C++. Otherwise, take the status of Wconversion.
18965 * c-common.c (conversion_warning): Warn with either Wconversion or
18967 (warnings_for_convert_and_check): Conditions are already checked by
18968 conversion_warning.
18969 (convert_and_check): Don't check warnings if the conversion failed.
18971 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
18972 Anatoly Sokolov <aesok@dol.ru>
18974 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
18975 avr_epilogue_uses) : Add declaration.
18976 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
18977 * config/avr/constraints.md (R): New constraint.
18978 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
18979 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
18980 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
18981 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
18982 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
18983 call_prologue_saves, epilogue_restores, return_from_epilogue,
18984 return_from_main_epilogue, return_from_interrupt_epilogue,
18985 return_from_naked_epilogue, prologue, epilogue): New patterns.
18986 (jump): Handle symbol reference.
18987 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
18988 avr_output_function_prologue, avr_output_function_epilogue): Remove
18990 (avr_init_machine_status, expand_prologue, expand_epilogue,
18991 avr_asm_function_end_prologue, avr_epilogue_uses,
18992 avr_asm_function_begin_epilogue): New functions.
18993 (prologue_size, epilogue_size, jump_tables_size): Remove global
18995 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
18996 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
18997 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
18998 (avr_override_options): Initialise init_machine_status.
18999 (output_movhi): Handle all stack pointer loads.
19000 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
19001 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
19002 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
19003 (EPILOGUE_USES) Redefine.
19004 (machine_function) Declare.
19006 2007-05-19 Richard Sandiford <richard@codesourcery.com>
19008 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
19009 Use a single return statement.
19011 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19013 PR middle-end/30250
19014 * builtins.c (do_mpfr_lgamma_r): New.
19015 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
19016 * tree.h (CASE_FLT_FN_REENT): New.
19018 2007-05-18 Geoffrey Keating <geoffk@apple.com>
19020 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
19021 (output_die): Use 'unsigned long' with %x.
19022 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
19023 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
19024 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
19026 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
19028 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
19033 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
19034 true if function has no argument.
19036 2007-05-18 DJ Delorie <dj@redhat.com>
19038 * config/mips/mips.c (mips_offset_within_alignment_p): New.
19039 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
19041 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19043 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
19044 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
19045 count_trailing_zeros.
19046 (__i386__): Implement count_leading_zeros using __builtin_clz().
19047 Implement count_trailing_zeros usign __builtin_ctz().
19049 2007-05-18 Richard Sandiford <richard@codesourcery.com>
19051 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
19053 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19055 PR middle-end/31344
19056 * expr.c (emit_move_change_mode): Change mode of push operands here.
19058 2007-05-17 Ian Lance Taylor <iant@google.com>
19060 PR tree-optimization/31953
19061 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
19062 Change all callers.
19063 (set_value_range_to_null): Call set_value_range_to_value.
19064 (extract_range_from_comparison): Likewise.
19066 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19068 * toplev.c (print_version): Output GMP/MPFR version info.
19070 * builtins.c (CASE_MATHFN_REENT): New macro.
19071 (mathfn_built_in): Use it.
19072 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
19073 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
19074 BUILT_IN_LGAMMAL_R): New.
19075 * doc/extend.texi: Document new builtins.
19077 PR middle-end/31796
19078 * builtins.c (do_mpfr_remquo): New.
19079 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
19080 (fold_builtin_3): Handle BUILT_IN_REMQUO.
19082 PR middle-end/30251
19083 * builtins.c (fold_builtin_1): Handle y0, y1.
19084 (fold_builtin_2): Handle yn.
19086 PR middle-end/30251
19087 * builtins.c (do_mpfr_bessel_n): New.
19088 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
19089 (fold_builtin_2): Handle BUILT_IN_JN.
19091 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
19094 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
19095 TYPE_PRECISION (intmax_type_node).
19097 2007-05-17 Steve Ellcey <sje@cup.hp.com>
19100 * reload.c (subst_reloads): Remove checking.
19102 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
19104 PR rtl-optimization/31691
19105 * combine.c (simplify_set): Build a new src pattern instead of
19106 substituting its operands in the COMPARE case.
19108 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
19110 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
19111 (execute_vrp): Preserve loops through jump threading.
19112 * tree-ssa-threadupdate.c (thread_single_edge,
19113 dbds_continue_enumeration_p, determine_bb_domination_status,
19114 thread_through_loop_header): New functions.
19115 (create_edge_and_update_destination_phis,
19116 create_edge_and_update_destination_phis): Set loops for the new blocks.
19117 (prune_undesirable_thread_requests): Removed.
19118 (redirect_edges): Do not pretend that redirect_edge_and_branch can
19120 (thread_block): Do not call prune_undesirable_thread_requests.
19122 (mark_threaded_blocks): Select edges to thread here.
19123 (thread_through_all_blocks): Take may_peel_loop_headers argument.
19124 Thread edges through loop headers independently.
19125 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
19126 * tree-pass.h (TODO_mark_first_instance): New.
19127 (first_pass_instance): Declare.
19128 * cfghooks.c (duplicate_block): Put the block to the original loop
19129 if copy is not specified.
19130 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
19131 jump threading. Pass may_peel_loop_headers to
19132 thread_through_all_blocks according to first_pass_instance.
19133 * cfgloop.h (create_preheader): Declare.
19134 * tree-flow.h (thread_through_all_blocks): Declaration changed.
19135 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
19136 * passes.c (first_pass_instance): New variable.
19137 (next_pass_1): Set TODO_mark_first_instance.
19138 (execute_todo): Set first_pass_instance.
19140 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
19142 PR tree-optimization/24659
19143 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
19144 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
19145 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
19146 OTI_vec_pack_ufix_trunc.
19147 (vec_unpacks_float_hi_optab): Define new macro.
19148 (vec_unpacks_float_lo_optab): Ditto.
19149 (vec_unpacku_float_hi_optab): Ditto.
19150 (vec_unpacku_float_lo_optab): Ditto.
19151 (vec_pack_sfix_trunc_optab): Ditto.
19152 (vec_pack_ufix_trunc_optab): Ditto.
19153 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
19154 and vec_pack_[s|u]fix_trunc_optab using
19155 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
19156 * tree-vectorizer.c (supportable_widening_operation): Handle
19157 FLOAT_EXPR and CONVERT_EXPR. Update comment.
19158 (supportable_narrowing_operation): New function.
19159 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
19160 * tree-vect-transform.c (vectorizable_conversion): Handle
19161 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
19162 (vect_gen_widened_results_half): Move before vectorizable_conversion.
19163 (vectorizable_type_demotion): Call supportable_narrowing_operation()
19164 to check for target support.
19165 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
19166 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
19167 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
19168 for VEC_PACK_FIX_TRUNC_EXPR.
19169 (expand_binop): Special case mode of the result for
19170 vec_pack_[u|s]fix_trunc_optab.
19171 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
19172 vec_pack_[u|s]fix_trunc_optab.
19174 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
19175 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
19176 * tree-pretty-print.c (dump_generic_node): Handle
19177 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
19178 VEC_PACK_FIX_TRUNC_EXPR.
19180 * expr.c (expand_expr_real_1): Ditto.
19181 * tree-inline.c (estimate_num_insns_1): Ditto.
19182 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19184 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
19185 (vec_unpacks_float_lo_v8hi): Ditto.
19186 (vec_unpacku_float_hi_v8hi): Ditto.
19187 (vec_unpacku_float_lo_v8hi): Ditto.
19188 (vec_unpacks_float_hi_v4si): Ditto.
19189 (vec_unpacks_float_lo_v4si): Ditto.
19190 (vec_pack_sfix_trunc_v2df): Ditto.
19192 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
19194 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
19195 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
19196 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
19197 [vec_pack_ufix_trunc]: Ditto.
19198 [vec_unpacks_float_hi]: Ditto.
19199 [vec_unpacks_float_lo]: Ditto.
19200 [vec_unpacku_float_hi]: Ditto.
19201 [vec_unpacku_float_lo]: Ditto.
19203 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
19205 * soft-fp/README: Update for new files.
19206 * soft-fp/floattisf.c: New file.
19207 * soft-fp/floattidf.c: New file.
19208 * soft-fp/floattitf.c: New file.
19209 * soft-fp/floatuntisf.c: New file.
19210 * soft-fp/floatuntidf.c: New file.
19211 * soft-fp/floatuntitf.c: New file.
19212 * soft-fp/fixsfti.c: New file.
19213 * soft-fp/fixdfti.c: New file.
19214 * soft-fp/fixtfti.c: New file.
19215 * soft-fp/fixunssfti.c: New file.
19216 * soft-fp/fixunsdfti.c: New file.
19217 * soft-fp/fixunstfti.c: New file.
19218 * soft-fp/extendxftf.c: New file.
19219 * soft-fp/trunctfxf.c: New file.
19221 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
19222 (__trunctfxf2): Ditto.
19224 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
19225 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
19226 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
19227 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
19228 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
19229 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
19231 * config/i386/t-fprules-softfp64: New file.
19232 * config/i386/sfp-machine.h: New file.
19233 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
19234 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
19235 and soft-fp/t-softfp to tmake_file.
19236 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
19237 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
19239 * config/i386/t-linux64 (softfp_wrap_start): New.
19240 (softfp_wrap_end): New.
19241 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
19242 supported for TARGET_64BIT.
19244 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19246 * c-common.c (c_common_signed_or_unsigned_type): Emulate
19247 c_common_unsigned_type behavior.
19249 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
19251 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
19254 2007-05-16 Eric Christopher <echristo@apple.com>
19256 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
19257 saving after stack push. Set sp_offset whenever we push.
19258 (rs6000_emit_epilogue): Move altivec register restore before
19261 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19263 * configure.ac: Allow sysroots to be relocated under $prefix as
19264 well as $exec_prefix.
19265 * configure: Regenerate.
19267 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19271 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19273 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19274 (gcc_tooldir): Likewise.
19275 * configure: Regenerate.
19276 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19277 old configure.ac gcc_tooldir setting.
19278 (prefix_to_exec_prefix): New variable.
19279 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19280 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19282 2007-05-14 Janis Johnson <janis187@us.ibm.com>
19284 * c-typeck.c (build_binary_op): Return early for error.
19286 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
19288 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
19289 struct nb_iter_bound.
19290 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
19291 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
19292 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
19293 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
19294 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
19295 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
19296 (del_scev_info): Use ggc_free.
19297 (scev_initialize): Allocate scalar_evolution_info in gc memory.
19298 * loop-init.c: Include ggc.h.
19299 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
19300 (loop_optimizer_finalize): Use ggc_free.
19301 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
19302 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
19303 pass_iv_optimize): Add TODO_ggc_collect.
19304 * function.h (struct function): Remove skip marker from
19306 * cfgloop.c: Include ggc.h.
19307 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
19309 (establish_preds): Vector superloops is gc allocated.
19310 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
19312 (flow_loops_find): Vector larray is gc allocated.
19313 (loop_exit_free): Use ggc_free.
19314 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
19315 that head of exits list is now not a part of struct loop.
19316 (record_loop_exits): Allocate exits table in gc memory.
19317 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
19318 that head of exits list is now not a part of struct loop.
19319 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
19320 struct loop_exit): Add GTY marker.
19321 (struct loop): Add GTY marker. Make superloops vector gc allocated.
19322 Add skip marker to aux field. Make head of exits list a separate
19324 (struct loops): Add GTY marker. Make larray vector gc allocated.
19325 Add param marker to exits table.
19326 (get_loops): Type changed.
19327 * Makefile.in (tree-scalar-evolution.o): Add
19328 gt-tree-scalar-evolution.h dependency.
19329 (cfgloop.o, loop-init.o): Add ggc.h dependency.
19330 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
19331 * basic-block.h (struct basic_block_def): Remove skip marker from
19334 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
19336 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
19337 of 0 in the call to expand_expr().
19338 (expand_builtin_mathfn_3): Ditto.
19339 (expand_builtin_interclass_mathfn): Ditto.
19340 (expand_builtin_cexpi): Ditto.
19341 (expand_builtin_int_roundingfn): Ditto.
19342 (expand_builtin_int_roundingfn_2): Ditto.
19343 (expand_builtin_pow): Ditto.
19344 (expand_builtin_powi): Ditto.
19345 (expand_builtin_bswap): Ditto.
19346 (expand_builtin_unop): Ditto.
19347 (expand_builtin_fabs): Ditto.
19348 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
19349 the call to expand_expr().
19350 (expand_builtin_sync_operation): Ditto.
19351 (expand_builtin_compare_and_swap): Ditto.
19352 (expand_builtin_lock_test_and_set): Ditto.
19353 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
19354 instead of 0 in the call to expand_expr().
19355 (expand_builtin_extract_return_addr): Ditto.
19356 (expand_builtin_eh_return): Ditto.
19357 (expand_eh_return): Ditto.
19358 * explow.c (expr_size): Ditto.
19359 * expr.c (optimize_bitfield_assignment_op): Ditto.
19360 (expand_assignement): Ditto.
19361 (store_expr): Ditto.
19362 (store_field): Ditto.
19363 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
19364 the call to expand_expr().
19365 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
19366 in the call to expand_expr().
19367 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
19368 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
19369 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
19371 * optabs.c (expand_vec_shift_expr): Ditto.
19372 (expand_vec_cond_expr): Ditto.
19373 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
19374 call to expand_expr().
19375 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
19376 in the call to expand_expr().
19378 2007-05-14 Dave Korn <dave.korn@artimi.com>
19380 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
19382 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
19384 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
19385 instead of c_common_unsigned_type.
19386 (c_common_unsigned_type): Remove.
19387 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
19388 c_common_unsigned_type.
19389 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
19390 c_common_unsigned_type.
19391 * c-common.h (c_common_unsigned_type): Remove.
19392 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
19393 c_common_unsigned_type.
19394 * c-format.c (check_format_types): Use unsigned_type_for instead of
19395 c_common_unsigned_type.
19396 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19397 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
19398 of c_common_unsigned_type.
19399 * convert.c (convert_to_integer): Use unsigned_type_for instead of
19400 lang_hooks.types.unsigned_type.
19401 * expmed.c (make_tree): Use unsigned_type_for instead of
19402 lang_hooks.types.unsigned_type.
19403 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
19404 lang_hooks.types.unsigned_type.
19405 (build_range_check): Likewise.
19406 (fold_unary): Likewise.
19407 (fold_binary): Likewise.
19408 (fold_ternary): Likewise.
19409 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19410 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
19411 * tree.c (get_unsigned_type): New.
19412 (unsigned_type_for): Use get_unsigned_type instead of
19413 lang_hooks.types.unsigned_type.
19415 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
19417 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
19418 to m68k_get_function_kind. Update its prototype.
19419 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
19421 (m68k_interrupt_function_p): Return enum m68k_function_type
19422 instead of bool. Rename to m68k_get_function_kind.
19423 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
19424 target is not fido.
19425 (m68k_compute_frame_layout): Don't mark any register for save
19426 if an interrupt_thread attribute is specified.
19427 (m68k_hard_regno_rename_ok): Update a use of
19428 m68k_interrupt_function_p.
19429 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
19430 m68k_interrupt_function_p.
19431 (m68k_function_type): New.
19432 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
19433 for a function with an interrupt_thread attribute.
19434 * doc/extend.texi: Document the interrupt_thread attribute.
19436 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
19438 Fix PR tree-optimization/31911
19439 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
19440 if they didn't change the expression.
19442 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
19444 * tree-scalar-evolution.c (resolve_mixers): Exported.
19445 * tree-scalar-evolution.h (resolve_mixers): Declare.
19446 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
19447 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
19448 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
19449 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
19450 init_array_ref, init_pointer_ref, analyze_indirect_ref,
19451 strip_conversion, analyze_offset_expr, address_analysis,
19452 object_analysis, analyze_offset): Removed.
19453 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
19454 split_constant_offset, canonicalize_base_object_address,
19455 object_address_invariant_in_loop_p, disjoint_objects_p,
19456 dr_may_alias_p, dr_address_invariant_p): New functions.
19457 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
19458 and dr_analyze_alias.
19459 (initialize_data_dependence_relation): Use dr_may_alias_p
19460 and object_address_invariant_in_loop_p.
19461 (compute_self_dependence): Handle the case when
19462 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
19463 (find_data_references_in_stmt): Restrict the analysis of data
19464 references to the given loop nest.
19465 (find_data_references_in_loop): Made static. Pass loop nest to
19466 find_data_references_in_stmt.
19467 (compute_data_dependences_for_loop): Use DR_VOPS.
19468 (free_data_ref): Free DR_VOPS.
19469 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
19470 (struct innermost_loop_behavior): ... new.
19471 (struct base_object_info): Replaced by ...
19472 (struct indices): ... new.
19473 (struct dr_alias): New.
19474 (enum data_ref_type): Removed.
19475 (struct data_reference): Consist of struct innermost_loop_behavior,
19476 struct indices and struct dr_alias.
19477 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
19478 (DR_MEMTAG): Renamed to ...
19479 (DR_SYMBOL_TAG): ... this.
19480 (find_data_references_in_loop): Declaration removed.
19481 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
19482 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
19483 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
19484 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
19486 2007-05-13 Revital Eres <eres@il.ibm.com>
19488 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
19489 which walks virtual def-use chains to find redundant stores.
19490 (dse_optimize_stmt): Call it.
19492 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19494 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
19495 * passes.c (init_optimization_passes): Move pass_jump_bypass
19498 * basic-block.h (bb_has_eh_pred): Fix style issue.
19500 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19502 PR rtl-optimization/31848
19503 * loop-invariant.c (move_invariant_reg): If we move an insn
19504 with a REG_EQUAL note, and that insn is not always executed,
19505 remove the REG_EQUAL note.
19507 2007-05-12 Richard Guenther <rguenther@suse.de>
19509 PR tree-optimization/31797
19510 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
19511 propagate into a stmt that has volatile ops.
19513 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19515 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19516 (gcc_tooldir): Likewise.
19517 * configure: Regenerate.
19518 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19519 old configure.ac gcc_tooldir setting.
19520 (prefix_to_exec_prefix): New variable.
19521 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19522 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19524 2007-05-11 Silvius Rus <rus@google.com>
19526 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
19527 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
19528 * c-common.h (strict_aliasing_warning): Change return type.
19529 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
19530 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
19531 (build_c_cast): Condition call to strict_aliasing_warning.
19532 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
19533 * flags.h (set_Wstrict_aliasing): Declare.
19534 * opts.c (set_Wstrict_alising): Define, add call to.
19535 * tree-flow.h (strict_aliasing_warning_backend): Declare.
19536 * tree-ssa-alias-warnings.c: New file.
19537 * tree-ssa-alias.c (compute_may_aliases): Add call to
19538 strict_aliasing_warning_backend.
19540 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
19542 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19543 Use loop_depth and loop_outer accessor functions.
19544 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
19545 determine_invariantness_stmt, move_computations_stmt): Ditto.
19546 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
19547 add_loop, loopify, unloop, fix_loop_structure): Ditto.
19548 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
19549 * tree-scalar-evolution.c (interpret_loop_phi,
19550 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
19551 instantiate_parameters_1, scev_const_prop): Ditto.
19552 * cfghooks.c (make_forwarder_block): Ditto.
19553 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
19554 * modulo-sched.c (loop_canon_p): Ditto.
19555 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
19556 slpeel_can_duplicate_loop_p): Ditto.
19557 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
19558 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19559 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
19560 cancel_loop, verify_loop_structure): Ditto.
19561 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
19562 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
19563 superloops vector instead of "pred" array.
19564 (establish_preds): Take father loop as an argument. Initialize the
19566 (flow_loop_tree_node_add): Pass father loop to establish_preds.
19567 Do not initialize loop->outer.
19568 (flow_loop_tree_node_remove): Truncate the superloops vector.
19569 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
19570 "pred" merged to "superloops" vector.
19571 (loop_depth, loop_outer): New.
19572 (fel_init): Use loop_outer.
19574 2007-05-11 Jan Hubicka <jh@suse.cz>
19576 * cgraphunit.c: Include gt-cgraphunit.h
19577 (static_ctors, static_dtors): New static vars.
19578 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
19579 based on implementation in c-common.c
19580 (cgraph_finalize_function): Call record_cdtor_fn.
19581 (cgraph_optimize): Call cgraph_build_cdtor_fns.
19582 * decl.c (finish_function): Do not call c_record_cdtor_fn.
19583 (c_write_global_declarations): Do not call c_build_cdtor_fns.
19584 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
19585 build_cdtor, c_build_cdtor_fns): Remove.
19586 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
19587 c_build_cdtor_fns): Remove prototype.
19589 2007-05-11 Paolo Carlini <pcarlini@suse.de>
19592 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
19593 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
19594 * builtins.c (fold_builtin_memchr): New.
19595 (expand_builtin_memchr): Call the latter.
19596 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
19597 * doc/extend.texi ([Other built-in functions provided by GCC]):
19600 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
19602 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
19603 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
19604 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
19605 PFPO_OP1_TYPE_SHIFT): Constants added.
19606 (DFP_ALL): Mode macro defined.
19607 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
19608 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
19609 Insn definitions added.
19610 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
19611 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
19614 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
19616 PR tree-optimization/31885
19617 * tree-chrec.c (chrec_contains_undetermined): Do not consider
19618 NULL_TREE to be undetermined.
19619 (automatically_generated_chrec_p): Return false for NULL.
19621 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19623 * config/bfin/bfin.h (MOVE_RATIO): Define.
19625 2007-05-10 Richard Sandiford <richard@codesourcery.com>
19627 * config.gcc (sparc-wrs-vxworks): New target.
19628 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
19629 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
19630 * config/sparc/sparc.h: Include vxworks-dummy.h.
19631 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
19632 include LABEL_REFs too.
19633 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
19634 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
19636 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
19638 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
19639 (sparc_emit_call_insn): New function.
19640 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
19641 functions when generating VxWorks PIC.
19642 * config/sparc/sparc.md (vxworks_load_got): New pattern.
19643 (call, call_value): Use sparc_emit_call_insn instead of
19646 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19648 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
19650 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19652 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
19653 for floating-point values if HOST_BITS_PER_LONG > 32. Use
19654 split_double instead of operand_subword.
19656 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19658 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
19659 * config/bfin/bfin.c (bfin_local_alignment): New function.
19660 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
19662 2007-05-08 Chao-ying Fu <fu@mips.com>
19664 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
19665 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
19666 (smsub_widen_optab, umsub_widen_optab): Define.
19667 * optabs.c (init_optabs): Initialize smsub_widen_optab and
19669 * genopinit.c (optabs): Fill in smsub_widen_optab and
19671 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
19672 and umsub_widen_optab to implement multiply-subtract sequences.
19673 * config/mips/mips.md (*msac<u>_di): Rename to...
19674 (<u>msubsidi4): ...this. Extend condition to include
19675 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19676 of operand 0 to "ka" and use the three-operand form of msub<u>
19678 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
19681 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19683 PR rtl-optimization/28011
19684 * reload.c (push_reload): Set dont_share if IN appears in OUT
19685 also when IN is a PLUS rtx.
19686 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
19689 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
19691 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
19692 call unshare_all_decls.
19693 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
19694 (unshare_all_decls): Remove.
19696 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
19699 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
19702 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
19703 Nigel Stephens <nigel@mips.com>
19705 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
19706 Update comments and all uses.
19707 (MIN_FPRS_PER_FMT): Define.
19708 * config/mips/mips.c (function_arg): Fix to correctly handle
19709 the -mips32r2 -mfp64 -mabi=32 case.
19710 (override_options): Enable use of odd-numbered registers for
19711 SFmode values on MIPS32.
19712 (mips_save_reg_p): Save whole floating-point register pair if
19713 either half is used.
19714 (compute_frame_size): Fix comment.
19716 2007-05-08 Jie Zhang <jie.zhang@analog.com>
19718 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
19719 argument of type bool.
19720 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
19721 argument. Safely select temporary P register according to it.
19722 (do_link): Change call site of add_to_reg accordingly.
19723 (do_unlink): Add epilogue_p as a fourth argument and pass it
19725 (expand_interrupt_handler_epilogue): Change call of do_unlink
19727 (bfin_expand_prologue): Add a third argument sibcall_p.
19728 * config/bfin/bfin.md (epilogue): Change call of
19729 bfin_expand_epilogue accordingly.
19730 (sibcall_epilogue): Likewise.
19731 (eh_return_internal): Likewise.
19733 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
19734 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
19735 * config/bfin/bfin.c (bfin_handle_option): Handle
19736 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
19737 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
19738 Support bf534, bf536 and bf561.
19739 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
19741 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
19744 * config/i386/i386.c (ix86_function_regparm): Process local
19745 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
19747 2007-05-07 Mike Stump <mrs@apple.com>
19749 * doc/invoke.texi (Warning Options): Document that -Wempty-body
19750 also checks for and while statements in C++.
19752 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
19754 * gcc.c (at_file_supplied): New variable.
19755 (main): Set it if we expanded argv.
19756 (do_spec_1): Pass an @-file to the linker if we were called with
19757 an @-file argument and HAVE_GNU_LD.
19758 * collect2.c (at_file_supplied): New variable.
19759 (response_file): New variable.
19760 (collect_exit): Unlink response_file if necessary.
19761 (handler): Likewise.
19762 (do_wait): Likewise.
19763 (main): Set at_file_supplied if we expanded argv.
19764 (collect_execute): Pass an @-file to subprocesses if we were called
19765 with an @-file argument.
19766 * configure.ac: Add define for HAVE_GNU_LD.
19767 * configure: Regenerate.
19768 * config.in: Regenerate.
19770 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
19772 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
19773 operand to HI mode.
19778 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
19780 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19781 (TARGET_ENCODE_SECTION_INFO): Re-define.
19782 (m32c_encode_section_info): New
19783 (function_vector_handler): New
19784 (current_function_special_page_vector): New
19785 (m32c_special_page_vector_p): New.
19786 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
19788 * config/m32c/jump.md: Added instruction JSRS for functions
19789 with attribute "function_vector".
19790 * doc/extend.texi (function_vector): Added description
19791 for M16C, M32C targets.
19793 2007-05-07 DJ Delorie <dj@redhat.com>
19796 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
19797 ashrpsi3, lshrpsi3): Update shift count constraint.
19799 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
19800 Nathan Froyd <froydnj@codesourcery.com>
19803 * c-incpath.c (add_path): Strip trailing path separators.
19805 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
19807 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
19808 Free dominance info before purging EH edges.
19809 (eliminate_degenerate_phis): Likewise.
19810 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
19812 2007-05-07 Jan Hubicka <jh@suse.cz>
19814 * gimplify.c (gimplify_expr): Do not crash when folding
19815 (void *)(int)&a + 4.
19817 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19820 * c-opts.c (lang_fortran): Make it non static.
19821 * c-common.h (lang_fortran): New prototype.
19822 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
19823 -lang-fortran option was passed by the driver.
19825 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
19827 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
19828 of ASSERT_CHECKING. Tweak message.
19830 2007-05-06 Revital Eres <eres@il.ibm.com>
19833 * loop-unroll.c (insert_var_expansion_initialization):
19834 Initialize the expansions with -zero instead of +zero.
19836 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
19838 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
19839 into pic and non-pic versions. Mark r19 as used for
19840 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
19841 for tgd_load, tld_load and tie_load .
19842 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
19843 version of tgd_load, tld_load and tie_load depending on the
19846 2007-05-04 Ulrich Drepper <drepper@redhat.com>
19847 Jakub Jelinek <jakub@redhat.com>
19849 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
19850 (__do_global_dtors_aux): Use more paranoid loop to run
19851 destructors if HIDDEN_DTOR_LIST_END.
19852 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
19854 2007-05-04 Jakub Jelinek <jakub@redhat.com>
19856 * varasm.c (align_variable): Don't increase alignment for
19857 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
19858 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
19860 2007-05-04 Josh Conner <jconner@apple.com>
19862 * basic-block.h (cdi_direction): Assign values to all enumeration
19864 (dom_computed): Remove.
19865 (dom_info_state): New.
19866 (set_dom_info_availability): New.
19867 * tree-ssa-loop-im.c (determine_invariantness): Initialize
19868 walk_data.dom_direction.
19869 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
19870 instead of dom_computed[].
19871 (split_edge): Likewise.
19872 (create_basic_block): Likewise.
19873 (merge_blocks): Likewise.
19874 * ifcvt.c (find_if_header): Likewise.
19875 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
19876 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
19877 * tree-ssa.c (verify_ssa): Likewise.
19878 * tree-cfg.c (tree_verify_flow_info): Likewise.
19879 (remove_edge_and_dominated_blocks): Likewise.
19880 * dominance.c (dom_computed): Make static.
19881 (calc_dfs_tree_nonrec): Change third param to a bool.
19882 (calc_dfs_tree): Change second param to a bool.
19883 (calc_idioms): Change second param to a bool. Use
19884 dom_convert_dir_to_idx.
19885 (init_dom_info): Validate dir before using.
19886 (dom_convert_dir_to_idx): New.
19887 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
19888 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
19889 (free_dominance_info): Use dom_convert_dir_to_idx.
19890 (get_immediate_dominator): Likewise.
19891 (set_immediate_dominator): Likewise.
19892 (get_dominated_by): Likewise.
19893 (redirect_immediate_dominators): Likewise.
19894 (nearest_common_denominator): Likewise.
19895 (dominated_by_p): Likewise.
19896 (bb_dom_dfs_in): Likewise.
19897 (bb_dom_dfs_out): Likewise.
19898 (recount_dominator): Likewise.
19899 (iterate_fix_dominators): Likewise.
19900 (add_to_dominance_info): Likewise.
19901 (delete_from_dominance_info): Likewise.
19902 (first_dom_son): Likewise.
19903 (next_dom_son): Likewise.
19904 (dom_info_available_p): Likewise.
19905 (dom_info_state): New.
19906 (set_dom_info_availability): New.
19908 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19910 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
19912 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
19914 2007-05-04 Bob Wilson <bob.wilson@acm.org>
19916 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
19917 (subdi3, subdi_carry): Delete.
19919 2007-05-04 Jan Hubicka <jh@suse.cz>
19920 Richard Guenther <rguenther@suse.de>
19922 * opts.c (decode_options): Do not fiddle with inlining
19923 parameters in case of optimizing for size.
19924 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
19925 for size do nothing.
19926 (cgraph_decide_inlining_of_small_function): When optimizing for
19927 size never inline functions increasing caller size.
19928 (cgraph_early_inlining): Inline for size when optimizing for size.
19930 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
19932 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
19933 logical operations piecewise.
19934 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
19935 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
19936 subdi_sesidi_di): Delete.
19937 (add_with_carry): Produce carry in CC instead of a DREG to shorten
19938 the generated sequence. Allow three-reg add in constraints. Rewrite
19939 the rtl expression for carry to avoid zero_extend of a constant.
19940 (sub_with_carry): New pattern.
19941 (adddi3, subdi3): Change into define_expand. For subtract, generate a
19942 different sequence not involving jumps.
19943 (notbi): Now a named pattern.
19945 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
19947 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
19948 Add the note about a significant loss of accuracy of some
19949 mathematical routines when these options are used.
19951 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19953 * haifa-sched.c (rtx_vec_t): New typedef.
19954 (contributes_to_priority_p): Extract piece of priority () into new
19956 (priority): Use the function. Add assertion.
19957 (rank_for_schedule, set_priorities): Add assertion to check that
19958 insn's priority is initialized.
19959 (clear_priorities, calc_priorities): Change signature. Make it update
19960 all relevant insns. Update all callers ('add_to_speculative_block ()'
19961 and 'create_block_check_twin ()').
19962 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
19963 Add new field 'priority_status'.
19964 (INSN_PRIORITY_STATUS): New macro.
19965 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
19967 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19969 * sched-ebb.c (debug_ebb_dependencies): New static function.
19970 (init_ready_list): Use it.
19972 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
19973 with changed signature and 'debug_rgn_dependencies ()'.
19974 (debug_rgn_dependencies): New static function.
19975 (init_ready_list): Use it.
19977 * sched-int.h (debug_dependencies): Declare.
19979 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19981 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
19983 2007-05-04 Dirk Mueller <dmueller@suse.de>
19985 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
19987 2007-05-03 Jan Hubicka <jh@suse.cz>
19989 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
19990 ((T1)X op (T1)Y), for pointer type in more cases than before.
19992 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
19994 * tree-object-size.c (plus_expr_object_size): When operand size is
19995 unknown, return unknown.
19997 2007-05-03 Dirk Mueller <dmueller@suse.de>
19999 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
20001 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
20004 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
20006 2007-05-03 Janis Johnson <janis187@us.ibm.com>
20008 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
20010 2007-05-03 Joseph Myers <joseph@codesourcery.com>
20012 * config/soft-fp/double.h, config/soft-fp/extended.h,
20013 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
20014 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
20015 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
20016 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
20019 2007-05-03 Ian Lance Taylor <iant@google.com>
20021 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
20022 MASK_PPC_GFXOPT for 8540 or 8548.
20024 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20026 * tree-vect-transform.c (vect_update_inits_of_drs): Use
20027 vect_print_dump_info() to output debug information.
20029 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20032 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
20033 operands of size 2 when operand is not MEM_P.
20035 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20037 PR tree-optimization/30565
20038 * lambda-code.c (perfect_nestify): Fix updating of dominators.
20040 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
20042 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
20043 (umulsi3_highpart): Use them.
20044 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
20045 for final accumulator to D regisster tranfser.
20047 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
20049 PR tree-optimization/31699
20050 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
20052 (vect_enhance_data_refs_alignment): Compute peel amount using
20053 TYPE_VECTOR_SUBPARTS instead of vf.
20054 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
20056 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
20059 * system.h: Remove inclusion of double-int.h
20060 * tree.h: Include double-int.h
20061 * gengtype.c: Likewise
20062 * cfgloop.h: Likewise
20063 * Makefile.in: Adjust dependencies on double-int.h
20065 2007-05-02 Eric Christopher <echristo@apple.com>
20067 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
20068 -shared to -Zdynamiclib.
20070 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
20073 * c-common.c (strip_pointer_or_array_types): New function.
20074 * c-common.h (strip_pointer_or_array_types): New function declaration.
20076 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20078 PR tree-optimization/31771
20079 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
20081 2007-05-02 Paul Brook <paul@codesourcery.com>
20083 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
20085 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
20087 PR middle-end/29715
20088 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
20091 2007-05-02 Nick Clifton <nickc@redhat.com>
20093 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
20095 2007-05-02 Richard Guenther <rguenther@suse.de>
20097 PR tree-optimization/31146
20098 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
20099 argument, single_use_p. If we have a single use that is
20100 a conversion to the definition rhs type, propagate that rhs.
20101 (forward_propagate_addr_expr): Pass single_use_p argument
20102 to forward_propagate_addr_expr_1.
20104 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
20106 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
20109 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20111 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
20112 'AMD Family 10 core'.
20114 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20116 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
20117 and athlon64-sse3 as improved versions of k8, opteron and athlon64
20118 with SSE3 instruction set support.
20119 * doc/invoke.texi: Likewise.
20121 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20123 * config/i386/i386.c (override_options): Tuning 32-byte loop
20124 alignment for amdfam10 architecture. Increasing the max loop
20125 alignment to 24 bytes.
20127 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
20129 * config/m68k/constraints.md: New.
20130 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
20131 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
20132 EXTRA_CONSTRAINT): Remove.
20133 * config/m68k/m68k.md: Include constraints.md.
20134 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
20136 2007-05-01 Ian Lance Taylor <iant@google.com>
20138 PR tree-optimization/31739
20139 * tree-vrp.c (vrp_val_is_max): New static function.
20140 (vrp_val_is_min): New static function.
20141 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
20143 (set_value_range): Use vrp_val_is_{max,min}.
20144 (extract_range_from_assert): Likewise.
20145 (extract_range_from_binary_expr): Likewise.
20146 (extract_range_from_unary_expr): Likewise.
20147 (dump_value_range, vrp_meet): Likewise.
20148 (vrp_visit_phi_node): Likewise.
20149 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
20151 2007-05-01 Mark Mitchell <mark@codesourcery.com>
20153 * config/i386/gmon-sol2.c (size_t): New type.
20154 (intptr_t): Likewise.
20155 (s_textsize): Declare as size_t.
20157 (monstartup): Use size_t for sizes.
20158 (_mcount): Save and restore registers.
20159 (internal_mcount): Pass 0 as the first argument to monstartup
20161 (moncontrol): Convert pointer to appropriately sized integer
20162 before passing to profil.
20164 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20166 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
20167 __NO_FPRS__, not just if _SOFT_DOUBLE.
20168 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
20169 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
20170 also for E500 double.
20171 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
20172 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
20175 2007-05-01 Richard Guenther <rguenther@suse.de>
20177 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
20180 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20182 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
20184 2007-05-01 Jan Hubicka <jh@suse.cz>
20186 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
20189 2007-05-01 Jan Hubicka <jh@suse.cz>
20191 * tree.h (maybe_fold_offset_to_component_ref): Remove.
20192 (maybe_fold_offset_to_reference): Declare.
20193 * fold-const.c (fold_unary): Do not fold
20194 (type *)&A into &A->field_of_type_and_offset_0
20195 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
20196 size is unknown, give up.
20197 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
20199 (maybe_fold_offset_to_reference): New.
20200 (maybe_fold_stmt_indirect): Use it.
20201 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
20202 * gimplify.c (gimplify_conversion): Canonicalize conversions to
20204 (gimplify_expr): Likewise for plus_expr.
20206 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
20208 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
20209 bsi_after_labels. Always insert statements before bsi.
20210 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
20211 * predict.c (apply_return_prediction): Check for empty blocks.
20212 * cfgexpand.c (lab_rtx_for_bb): New variable.
20213 (label_rtx_for_bb): Do not create new tree labels.
20214 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
20215 (tree_expand_cfg): Initialize lab_rtx_for_bb.
20216 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
20218 (label_for_bb): Add field used.
20219 (update_eh_label, main_block_label): Mark the label used.
20220 (cleanup_dead_labels): Remove unused labels.
20222 2007-05-01 Richard Guenther <rguenther@suse.de>
20224 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
20225 if it is not about to be set.
20226 (get_value_range): Do not pre-allocate equiv bitmap.
20227 (update_value_range): No need to clear equiv field.
20228 (add_equivalence): Change prototype to get bitmap pointer.
20229 Allocate bitmap here if it is not already.
20230 (extract_range_from_assert): Do not allocate bitmap here.
20231 Update callers to add_equivalence.
20232 (extract_range_from_ssa_name): Likewise.
20233 (get_vr_for_comparison): New static helper.
20234 (compare_name_with_value): Handle NULL equiv bitmap by
20235 peeling the first iteration of the comparison loop.
20236 Use get_vr_for_comparison.
20237 (compare_names): Handle NULL equiv bitmaps by using fake
20238 ones. Use get_vr_for_comparison.
20240 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
20242 * double-int.c (mpz_set_double_int): Moved from
20243 tree-ssa-loop-niter.c.
20244 (mpz_get_double_int): Likewise; also, add option to wrap
20245 out-of-range integers.
20246 * double-int.h: New prototypes for above.
20247 * tree.c (get_static_type_bounds): Moved from
20248 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
20249 TYPE_MAX_VALUE if they exist..
20250 * tree.h: New prototype for above.
20251 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
20252 get_type_bounds calls.
20253 (mpz_set_double_int): Move to double-int.c.
20254 (get_type_bounds): Move to tree.c, rename to
20255 get_static_type_bounds.
20256 (mpz_to_double_int): Move to double-int.c, rename to
20257 mpz_get_double_int.
20259 2007-04-30 Bob Wilson <bob.wilson@acm.org>
20261 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
20262 DIV0 exception can fall through to a normal return.
20264 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
20266 PR middle-end/22156
20267 Temporarily revert:
20268 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20269 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20270 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20271 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
20272 initialize align to silence bogus warning.
20273 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20274 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
20276 (struct sra_walk_fns): Remove use_all parameter from use.
20277 (sra_hash_tree): Handle BIT_FIELD_REFs.
20278 (sra_elt_hash): Don't hash bitfld blocks.
20279 (sra_elt_eq): Skip them in parent compares as well. Handle
20281 (sra_walk_expr): Don't maintain or pass down use_all_p.
20282 (scan_use): Remove use_all parameter.
20283 (scalarize_use): Likewise. Re-expand assignment to
20284 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
20285 output, and re-scalarize after output. Don't mark anything
20287 (scalarize_ldst): Adjust.
20288 (scalarize_walk_gimple_modify_statement): Likewise.
20289 (build_element_name_1): Handle BIT_FIELD_REFs.
20290 (instantiate_element): Don't warn for any element whose parent
20291 is used as a whole.
20292 (instantiate_missing_elements_1): Return the sra_elt.
20293 (canon_type_for_field): New.
20294 (try_instantiate_multiple_fields): New.
20295 (instantiate_missing_elemnts): Use them.
20296 (mark_no_warning): Removed.
20297 (generate_one_element_ref): Handle BIT_FIELD_REFs.
20298 (REPLDUP, sra_build_elt_assignment): New.
20299 (generate_copy_inout): Use them.
20300 (generate_element_copy): Likewise. Handle bitfld differences.
20301 (generate_element_zero): Don't recurse for blocks. Use
20302 sra_build_elt_assignment.
20303 (generate_one_element_int): Take elt instead of var. Use
20304 sra_build_elt_assignment.
20305 (generate_element_init_1): Adjust.
20306 (scalarize_use, scalarize_copy): Use REPLDUP.
20307 (scalarize_ldst): Move assert before dereference.
20308 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
20310 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
20313 * tree.c (reconstruct_complex_type): Reconstruct a reference
20315 Also use the same mode for the pointer as the old pointer type.
20317 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20319 * doc/trouble.texi (Interoperation): Remove note about Ultrix
20322 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
20324 PR rtl-optimization/31676
20325 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
20326 (df_refs_record): Call it.
20328 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20330 * rtl.def (SS_ABS): New code.
20331 * config/bfin/bfin.c (print_operand): New modifier 'v'.
20332 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
20333 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
20334 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
20335 (bfin_init_builtins): Define them.
20336 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
20337 (bfin_expand_builtin): ... and handle the others here.
20338 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
20339 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
20340 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
20341 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
20342 operand is only HImode.
20344 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
20346 * regclass.c (scan_one_insn): Remove splitting of
20349 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
20350 Nigel Stephens <nigel@mips.com>
20352 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
20354 2007-04-28 Jan Hubicka <jh@suse.cz>
20356 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
20357 insn_locators_alloc instead of insn_locators_initialize;
20358 call reset_block_changes.
20359 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20360 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
20361 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
20362 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
20363 * config/score/score.c (th_output_mi_thunk): Likewise.
20364 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
20365 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
20366 tolerate uninitialized locator info.
20369 * function.c (init_function_start): Don't init line number info.
20370 (expand_function_end): Update.
20371 (reset_block_changes, record_block_change, finalize_block_changes,
20372 check_block_change, free_block_changes): Kill.
20373 * function.h (reset_block_changes, record_block_change,
20374 finalize_block_changes, check_block_change, free_block_changes):
20376 (struct function): Remove ib_boundaries_block.
20377 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20378 Use curr_insn_locator to initialize locator.
20379 (emit_line_note): Remove.
20380 * cfgexpand.c (expand_gimple_cond_expr): Update.
20381 (construct_exit_block): Likewise.
20382 (tree_expand_cfg): Initialize/finalize locators.
20383 * expr.c (expand_expr_real): Update.
20384 * cfglayout.c (line_locators_locs, line_locators_lines,
20385 file_locators_locs, file_locators_files): Remove.
20386 (set_block_levels): Move to cfgexpand.c.
20387 (insn_locators_initialize): Remove.
20388 (pass_insn_locators_initialize): Remove.
20389 (locations_locators_locs, locations_locators_vals): New static vars.
20390 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20392 (insn_locators_alloc, insn_locators_finalize,
20393 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20395 (locator_location): New.
20396 (locator_line, locator_file): Rewrite.
20397 * rtl.h (emit_line_note): Kill.
20398 (insn_locators_alloc, insn_locators_finalize,
20399 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20401 * tree-inline.c (initialize_cfun): Do not initialize
20402 ib_boundaries_block.
20403 * passes.c (pass_insn_locators_initialize): Remove.
20405 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
20407 * tree-cfg.c (move_block_to_fn): Release bb from dominance
20408 info. Update last_basic_block correctly.
20410 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
20413 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
20414 register itself to hold the offset constant. Tell flow the use
20415 of r4 and r5 when they are used.
20417 2007-04-27 Richard Guenther <rguenther@suse.de>
20419 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
20420 if we simplified anything.
20421 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
20422 warnings until we did a simplification and the stmt was not
20423 marked as TREE_NO_WARNING.
20425 2007-04-27 Mike Stump <mrs@apple.com>
20427 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
20429 2007-04-27 Ian Lance Taylor <iant@google.com>
20431 PR middle-end/31710
20432 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
20433 TYPE_MAX_VALUE exist, convert them to the new type.
20435 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20437 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
20438 if it claims to be available.
20439 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
20440 edge is redirected.
20441 (perform_tree_ssa_dce): Always free postdominators.
20443 2007-04-27 Richard Henderson <rth@redhat.com>
20445 * config/alpha/predicates.md (aligned_memory_operand): Mark
20446 as define_special_predicate.
20447 (unaligned_memory_operand, normal_memory_operand): Likewise.
20448 (reg_or_unaligned_mem_operand): Remove.
20449 (any_memory_operand): Match the documentation and check for
20450 non-renumbered pseudos during reload.
20451 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
20452 alpha_secondary_reload_class, update to new interface, make static.
20453 Handle CQImode like HImode. Remove FP subreg check.
20454 (alpha_expand_mov): Use replace_equiv_address.
20455 (alpha_expand_mov_nobwx): Use any_memory_operand.
20456 (TARGET_SECONDARY_RELOAD): New.
20457 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
20458 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
20459 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
20460 * config/alpha/alpha.md: ... here.
20461 (RELOAD12, reloadmode): New.
20463 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
20464 Don't handle the aligned case here.
20465 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
20466 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
20467 reload_inhi_help. Don't expect a scratch register.
20468 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
20470 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
20472 2007-04-27 Richard Guenther <rguenther@suse.de>
20474 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
20476 2007-04-27 Richard Guenther <rguenther@suse.de>
20478 PR tree-optimization/30965
20479 PR tree-optimization/30978
20480 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
20481 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
20482 (find_equivalent_equality_comparison): Likewise.
20483 (simplify_cond): Likewise.
20484 (get_prop_source_stmt): New helper.
20485 (get_prop_dest_stmt): Likewise.
20486 (can_propagate_from): Likewise.
20487 (remove_prop_source_from_use): Likewise.
20488 (combine_cond_expr_cond): Likewise.
20489 (forward_propagate_comparison): New function.
20490 (forward_propagate_into_cond): Rewrite to use fold for
20492 (tree_ssa_forward_propagate_single_use_vars): Call
20493 forward_propagate_comparison to propagate comparisons.
20495 2007-04-27 Richard Guenther <rguenther@suse.de>
20497 PR tree-optimization/31715
20498 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
20499 sure to do computation on the offset in an appropriate
20502 2007-04-27 Richard Sandiford <richard@codesourcery.com>
20504 * reload.h (elimination_target_reg_p): Declare.
20505 * reload.c (find_reloads): Don't apply the reg_rtx move
20506 optimization if the SET_DEST satisfies elimination_target_reg_p.
20507 * reload1.c (elimination_target_reg_p): New function.
20508 (gen_reload): In the move/add2 fallback, make sure that op0
20509 does not overlap the destination register.
20511 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20513 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
20514 transform only GIMPLE_MODIFY_STMTs.
20515 * tree-complex.c (expand_complex_operations_1): Ditto.
20516 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
20517 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
20518 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
20520 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20521 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
20522 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
20523 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
20524 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
20525 slpeel_add_loop_guard): Ditto.
20526 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
20527 * lambda-code.c (perfect_nestify): Ditto.
20528 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
20529 before the first statement.
20530 * tree-optimize.c (execute_free_datastructures): Fix comments.
20531 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
20532 * tree-flow.h (disband_implicit_edges): Declaration removed.
20533 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
20535 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
20536 COND_EXPRs without gotos.
20537 (disband_implicit_edges, has_label_p): Removed.
20538 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
20539 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
20541 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
20543 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
20544 also for COND_EXPRs.
20545 * cfgexpand.c (label_rtx_for_bb): New function.
20546 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
20547 Use label_rtx_for_bb to find the labels.
20548 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
20549 last block. Detect fallthru edges.
20551 2007-04-26 Ian Lance Taylor <iant@google.com>
20554 * reload.c (find_reloads_subreg_address): If the address was valid
20555 in the original mode but not in the new mode, reload the whole
20558 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20560 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
20561 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
20562 (cleanup_control_expr_graph): Do not invalidate dominance info.
20563 Record altered blocks.
20564 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
20565 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
20566 cleanup_tree_cfg_bb): New functions.
20567 (remove_forwarder_block): Do not maintain the worklist of blocks.
20568 Record altered blocks.
20569 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
20570 not over whole cfg.
20571 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
20572 delete_unreachable_blocks if dominators are not available.
20573 * tree-inline.c (optimize_inline_calls): Free dominance information
20575 * tree-flow.h (remove_edge_and_dominated_blocks,
20576 cfgcleanup_altered_bbs): Altered.
20577 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
20579 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
20581 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
20582 do not invalidate dominators.
20584 2007-04-26 Anatoly Sokolov <aesok@post.ru>
20586 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
20587 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
20588 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20589 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20591 2007-04-26 Steve Ellcey <sje@cup.hp.com>
20593 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
20595 2007-04-26 Richard Guenther <rguenther@suse.de>
20597 PR tree-optimization/31703
20598 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
20599 the right type for the target of the bittest.
20601 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20603 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
20604 ix86_sol10_return_in_memory.
20606 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20608 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
20611 2007-04-26 Jakub Jelinek <jakub@redhat.com>
20614 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
20616 PR tree-optimization/30558
20617 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
20618 clear this_state.prev_try.
20620 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20621 Mark Mitchell <mark@codesourcery.com>
20623 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
20624 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
20625 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
20627 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20630 * doc/invoke.texi (%:print-asm-header): Document.
20631 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
20633 (static_spec_functions): Add print-asm-header.
20634 (main): Print a banner before the --target-help linker options.
20635 (print_asm_header_spec_function): New function.
20637 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
20640 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
20641 (movsf_ie): Likewise.
20643 2007-04-25 Paolo Carlini <pcarlini@suse.de>
20645 * doc/extend.texi ([Type Traits]): Adjust per N2255.
20647 2007-04-25 Bob Wilson <bob.wilson@acm.org>
20649 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
20650 exception for divide-by-zero.
20651 (__umodsi3, __modsi3): Likewise.
20653 2007-04-25 Dirk Mueller <dmueller@suse.de>
20655 * c-typeck.c (build_compound_expr): Annotate warning()
20656 call with OPT_Wunused_value.
20657 * tree-ssa.c (warn_uninit): Annotate warning with
20659 * c-common.c (handle_sentinel_attribute): Annotate warning
20660 call with OPT_Wattributes.
20662 2007-04-25 Thiemo Seufer <ths@mips.com>
20664 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
20665 (mips16): Fix typo.
20666 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
20667 on to the assembler. Improve handling of -mno-mips16. Add handling
20668 of -mno-mips3d, -mno-dsp, -mno-dspr2.
20669 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
20670 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
20671 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
20673 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
20676 * config/i386/winnt.c (i386_pe_file_end): Strip only
20677 USER_LABEL_PREFIX when writing export name.
20679 2007-04-25 Richard Sandiford <richard@codesourcery.com>
20681 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
20682 sh/elf.h, vx-common.h and vxworks.h.
20683 * config/sh/sh.h: Include config/vxworks-dummy.h.
20684 (SUBTARGET_OVERRIDE_OPTIONS): Define.
20685 (OVERRIDE_OPTIONS): Use it.
20686 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
20687 (vxworks_picreg): New pattern.
20688 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
20689 VXWORKS_OS_CPP_BUILTINS.
20690 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
20691 to their VXWORKS_* equivalents.
20692 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
20693 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
20694 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
20695 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
20696 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
20697 -mrtp/-fPIC multilibs.
20698 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
20699 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
20700 (MULTILIB_OSDIRNAMES): Delete.
20702 2007-04-25 Anatoly Sokolov <aesok@post.ru>
20705 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
20707 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
20709 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
20710 rounding mode to be specified by the caller.
20711 (real_to_mpfr) Likewise.
20712 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
20713 include new arguments.
20714 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
20716 2007-04-24 Ian Lance Taylor <iant@google.com>
20718 PR tree-optimization/31605
20719 * tree-vrp.c (set_value_range): Check that min and max are not
20720 both overflow infinities.
20721 (set_value_range_to_value): New static function.
20722 (extract_range_from_binary_expr): Call set_value_range_to_value.
20723 (extract_range_from_cond_expr): Likewise.
20724 (extract_range_from_expr): Likewise.
20725 (extract_range_from_unary_expr): Likewise. Don't create a range
20726 which overflows on both sides.
20727 (vrp_meet): Check for a useless range.
20728 (vrp_visit_phi_node): If we see a constant which looks like an
20729 overflow infinity, turn off the TREE_OVERFLOW flag.
20731 2007-04-24 Ian Lance Taylor <iant@google.com>
20733 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
20735 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
20737 PR diagnostic/25923
20738 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
20739 diagnostic message is being built.
20740 * tree-pretty-print.c (dump_generic_node): Only write the
20741 formatted text into BUFFER's stream if we are not building a
20742 diagnostic message.
20743 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
20745 * Makefile.in (toplev.o): Depend on tree-pass.h.
20747 2007-04-24 Ian Lance Taylor <iant@google.com>
20749 PR tree-optimization/31602
20750 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
20751 conditionals in the copied loop header.
20752 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
20753 warnings if TREE_NO_WARNING is set.
20754 * doc/invoke.texi (Warning Options): Clarify that
20755 -Wstrict-overflow does not warn about loops.
20757 2007-04-24 Janis Johnson <janis187@us.ibm.com>
20759 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
20760 expand on the comment about _Decimal128 arguments and check the
20761 integer result of the modulus operation; for 64-bit ELF ABI, ensure
20762 that _Decimal128 argument uses even/odd register pair.
20763 (function_arg): Ditto.
20765 2007-04-24 Hui-May Chang <hm.chang@apple.com>
20767 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
20768 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
20770 2007-04-24 Richard Guenther <rguenther@suse.de>
20771 Olga Golovanevsky <olga@il.ibm.com>
20773 * fold-const.c (multiple_of_p): Check for bottom
20776 2007-04-24 Richard Henderson <rth@redhat.com>
20778 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
20779 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
20780 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
20781 looking for non-zero bits shifted out. Avoid a recursive call
20782 when constructing the scalar.
20783 (__floatundisf): Likewise.
20785 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
20787 * dwarf2out.c (field_byte_offset): Move the existing logic
20788 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
20789 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
20791 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20794 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
20795 length argument of 0 for memset.
20796 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
20797 unsigned shift instead of the signed variant.
20799 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20801 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
20802 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
20803 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
20804 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
20805 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
20806 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
20807 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
20808 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
20809 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
20810 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
20811 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
20812 "mul<mode>3", "div<mode>3"): Insn definitions added.
20813 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
20814 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
20815 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
20816 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
20817 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
20818 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
20819 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
20820 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
20821 TARGET_FLOAT_FORMAT): Macro definitions removed.
20822 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
20823 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
20824 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
20825 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
20826 (s390_gen_rtx_const_DI): Function removed.
20827 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
20829 2007-04-24 Richard Sandiford <richard@codesourcery.com>
20831 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
20832 over an external ffs function.
20834 2007-04-24 Chao-ying Fu <fu@mips.com>
20835 Richard Sandiford <richard@nildram.co.uk>
20837 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
20838 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
20839 (smadd_widen_optab, umadd_widen_optab): Define.
20840 * optabs.c (init_optabs): Initialize smadd_widen_optab and
20842 * genopinit.c (optabs): Fill in smadd_widen_optab and
20844 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
20845 and umadd_widen_optab to implement multiply-add sequences.
20846 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
20847 (<u>maddsidi4): ...this. Extend condition to include
20848 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20849 of operand 0 to "ka" and use the three-operand form of madd<u>
20851 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
20853 * config/mips/constraints.md (ka): New register constraint.
20855 2007-04-24 Jan Hubicka <j@suse.cz>
20859 2007-04-23 Jan Hubicka <jh@suse.cz>
20860 * function.c (init_function_start): Don't init line number info.
20861 (expand_function_end): Update.
20862 (reset_block_changes, record_block_change, finalize_block_changes,
20863 check_block_change, free_block_changes): Kill.
20864 * function.h (reset_block_changes, record_block_change,
20865 finalize_block_changes, check_block_change, free_block_changes):
20867 (struct function): Remove ib_boundaries_block.
20868 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20869 Use curr_insn_locator to initialize locator.
20870 (emit_line_note): Remove.
20871 * cfgexpand.c (expand_gimple_cond_expr): Update.
20872 (construct_exit_block): Likewise.
20873 (tree_expand_cfg): Initialize/finalize locators.
20874 * expr.c (expand_expr_real): Update.
20875 * cfglayout.c (line_locators_locs, line_locators_lines,
20876 file_locators_locs, file_locators_files): Remove.
20877 (set_block_levels): Move to cfgexpand.c.
20878 (insn_locators_initialize): Remove.
20879 (pass_insn_locators_initialize): Remove.
20880 (locations_locators_locs, locations_locators_vals): New static vars.
20881 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20883 (insn_locators_alloc, insn_locators_finalize,
20884 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20886 (locator_location): New.
20887 (locator_line, locator_file): Rewrite.
20888 * rtl.h (emit_line_note): Kill.
20889 (insn_locators_alloc, insn_locators_finalize,
20890 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20892 * tree-inline.c (initialize_cfun): Do not initialize
20893 ib_boundaries_block.
20894 * passes.c (pass_insn_locators_initialize): Remove.
20896 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
20898 * doc/invoke.texi: Removed leading '-' from option index entries.
20900 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
20902 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
20904 (create_phi_node): Use set_phi_nodes.
20905 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
20906 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
20907 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
20908 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
20909 (bsi_start, bsi_last): Use bb_stmt_list.
20910 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
20911 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
20912 Traverse the statements using tsi iterator.
20913 * basic-block.h (struct basic_block_def): Fields stmt_list
20914 and phi_nodes moved to ...
20915 (struct tree_bb_info): ... new structure.
20916 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
20917 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
20918 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
20919 (tree_verify_flow_info): Verify that il.tree is not set for
20920 entry and exit block.
20921 (tree_split_block): Use set_bb_stmt_list.
20923 2007-04-23 Mike Stump <mrs@apple.com>
20925 * config/i386/i386.c (ix86_tune_features
20926 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
20929 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20931 * config/i386/i386.md (prefix_extra): New attribute.
20932 (length): Add prefix_extra.
20934 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
20935 (sse2_movntv2di): Likewise.
20936 (sse2_cvtps2dq): Likewise.
20937 (sse2_cvtpd2pi): Likewise.
20938 (sse2_cvttpd2pi): Likewise.
20939 (*sse2_cvtpd2ps): Likewise.
20940 (*add<mode>3): Likewise.
20941 (sse2_ssadd<mode>3): Likewise.
20942 (sse2_usadd<mode>3): Likewise.
20943 (*sub<mode>3): Likewise.
20944 (sse2_sssub<mode>3): Likewise.
20945 (sse2_ussub<mode>3): Likewise.
20946 (*mulv8hi3): Likewise.
20947 (*smulv8hi3_highpart): Likewise.
20948 (*umulv8hi3_highpart): Likewise.
20949 (sse2_umulv2siv2di3): Likewise.
20950 (sse2_pmaddwd): Likewise.
20951 (ashr<mode>3): Likewise.
20952 (lshr<mode>3): Likewise.
20953 (ashl<mode>3): Likewise.
20954 (sse2_ashlti3): Likewise.
20955 (sse2_lshrti3): Likewise.
20956 (*umaxv16qi3): Likewise.
20957 (*smaxv8hi3): Likewise.
20958 (*uminv16qi3): Likewise.
20959 (*sminv8hi3): Likewise.
20960 (sse2_eq<mode>3): Likewise.
20961 (sse2_gt<mode>3): Likewise.
20962 (*and<mode>3): Likewise.
20963 (sse2_nand<mode>3): Likewise.
20964 (*ior<mode>3): Likewise.
20965 (*xor<mode>3): Likewise.
20966 (sse2_packsswb): Likewise.
20967 (sse2_packssdw): Likewise.
20968 (sse2_packuswb): Likewise.
20969 (sse2_punpckhbw): Likewise.
20970 (sse2_punpcklbw): Likewise.
20971 (sse2_punpckhwd): Likewise.
20972 (sse2_punpcklwd): Likewise.
20973 (sse2_punpckhdq): Likewise.
20974 (sse2_punpckldq): Likewise.
20975 (sse2_punpckhqdq): Likewise.
20976 (sse2_punpcklqdq): Likewise.
20977 (*sse2_pinsrw): Likewise.
20978 (*sse2_pextrw): Likewise.
20979 (sse2_pshufd_1): Likewise.
20980 (sse2_uavgv16qi3): Likewise.
20981 (sse2_uavgv8hi3): Likewise.
20982 (sse2_psadbw): Likewise.
20983 (sse2_pmovmskb): Likewise.
20984 (*sse2_maskmovdqu): Likewise.
20985 (*sse2_maskmovdqu_rex64): Likewise.
20986 (sse4a_extrqi): Likewise.
20987 (sse4a_extrq): Likewise.
20988 (sse3_lddqu): Set prefix_rep.
20989 (sse3_addsubv4sf3): Likewise.
20990 (sse3_haddv4sf3): Likewise.
20991 (sse3_hsubv4sf3): Likewise.
20992 (sse_cvtss2si): Likewise.
20993 (sse_cvtss2si_2): Likewise.
20994 (sse_cvtss2siq): Likewise.
20995 (sse_cvtss2siq_2): Likewise.
20996 (sse_cvttss2si): Likewise.
20997 (sse_cvttss2siq): Likewise.
20998 (sse2_cvttps2dq): Likewise.
20999 (sse3_movshdup): Likewise.
21000 (sse3_movsldup): Likewise.
21001 (sse2_cvtsd2si): Likewise.
21002 (sse2_cvtsd2si_2): Likewise.
21003 (sse2_cvtsd2siq): Likewise.
21004 (sse2_cvtsd2siq_2): Likewise.
21005 (sse2_cvttsd2si): Likewise.
21006 (sse2_cvttsd2siq): Likewise.
21007 (*sse2_cvtpd2dq): Likewise.
21008 (*sse2_cvttpd2dq): Likewise.
21009 (sse2_pshuflw_1): Likewise.
21010 (sse2_pshufhw_1): Likewise.
21011 (sse4a_insertqi): Likewise.
21012 (sse4a_insertq): Likewise.
21013 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
21014 (ssse3_phadddv4si3): Likewise.
21015 (ssse3_phaddswv8hi3): Likewise.
21016 (ssse3_phsubwv8hi3): Likewise.
21017 (ssse3_phsubdv4si3): Likewise.
21018 (ssse3_phsubswv8hi3): Likewise.
21019 (ssse3_pmaddubswv8hi3): Likewise.
21020 (ssse3_pmulhrswv8hi3): Likewise.
21021 (ssse3_pshufbv16qi3): Likewise.
21022 (ssse3_psign<mode>3): Likewise.
21023 (ssse3_palignrti): Likewise.
21024 (abs<mode>2): Likewise.
21025 (ssse3_phaddwv4hi3): Set prefix_extra.
21026 (ssse3_phadddv2si3): Likewise.
21027 (ssse3_phaddswv4hi3): Likewise.
21028 (ssse3_phsubwv4hi3): Likewise.
21029 (ssse3_phsubdv2si3): Likewise.
21030 (ssse3_phsubswv4hi3): Likewise.
21031 (ssse3_pmaddubswv4hi3): Likewise.
21032 (ssse3_pmulhrswv4hi3): Likewise.
21033 (ssse3_pshufbv8qi3): Likewise.
21034 (ssse3_psign<mode>3): Likewise.
21035 (ssse3_palignrdi): Likewise.
21036 (abs<mode>2): Likewise.
21037 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
21038 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
21039 (sse2_pmovmskb): Set mode to SI instead of V2DF.
21041 2007-04-23 Nick Clifton <nickc@redhat.com>
21043 * params.def: Fix formatting of emacs local variables.
21045 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21047 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
21048 move if inter-unit move isn't allowed.
21049 Don't split moving the first element of V2DI to DI to inter-unit
21050 move if inter-unit move isn't allowed.
21052 2007-04-23 Richard Guenther <rguenther@suse.de>
21054 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
21055 and CDI_POST_DOMINATORS separately.
21057 2007-04-23 Nick Clifton <nickc@redhat.com>
21059 * c.opt (Wformat-contains-nul): Add warning attribute.
21061 2007-04-23 Jan Hubicka <jh@suse.cz>
21063 * function.c (init_function_start): Don't init line number info.
21064 (expand_function_end): Update.
21065 (reset_block_changes, record_block_change, finalize_block_changes,
21066 check_block_change, free_block_changes): Kill.
21067 * function.h (reset_block_changes, record_block_change,
21068 finalize_block_changes, check_block_change, free_block_changes):
21070 (struct function): Remove ib_boundaries_block.
21071 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21072 Use curr_insn_locator to initialize locator.
21073 (emit_line_note): Remove.
21074 * cfgexpand.c (expand_gimple_cond_expr): Update.
21075 (construct_exit_block): Likewise.
21076 (tree_expand_cfg): Initialize/finalize locators.
21077 * expr.c (expand_expr_real): Update.
21078 * cfglayout.c (line_locators_locs, line_locators_lines,
21079 file_locators_locs, file_locators_files): Remove.
21080 (set_block_levels): Move to cfgexpand.c.
21081 (insn_locators_initialize): Remove.
21082 (pass_insn_locators_initialize): Remove.
21083 (locations_locators_locs, locations_locators_vals): New static vars.
21084 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21086 (insn_locators_alloc, insn_locators_finalize,
21087 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21089 (locator_location): New.
21090 (locator_line, locator_file): Rewrite.
21091 * rtl.h (emit_line_note): Kill.
21092 (insn_locators_alloc, insn_locators_finalize,
21093 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21095 * tree-inline.c (initialize_cfun): Do not initialize
21096 ib_boundaries_block.
21097 * passes.c (pass_insn_locators_initialize): Remove.
21099 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21101 PR middle-end/31448
21102 * expr.c (reduce_to_bit_field_precision): Handle
21105 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
21107 PR tree-optimization/24659
21108 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
21109 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
21110 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
21111 * genopinit.c (optabs): Rename vec_pack_mod_optab
21112 to vec_pack_trunc_optab.
21113 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
21114 early for scalar floating point operands for NOP_EXPR.
21115 (vectorizable_type_promotion): Ditto.
21116 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
21117 vec_pack_trunc_optab.
21118 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
21120 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
21121 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
21122 Rename from VEC_PACK_MOD_EXPR.
21123 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
21124 * expr.c (expand_expr_real_1): Ditto.
21125 * tree-inline.c (estimate_num_insns_1): Ditto.
21126 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
21128 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
21129 (vec_unpacks_lo_v4sf): Ditto.
21130 (vec_pack_trunc_v2df): Ditto.
21131 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
21132 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21133 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
21135 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
21137 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21139 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
21140 Rename from VEC_PACK_MOD_EXPR. This expression also represent
21141 packing of floating point operands.
21142 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
21143 represent unpacking of floating point operands.
21144 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
21145 [vec_unpacks_hi]: Ditto.
21146 [vec_unpacks_lo]: Ditto.
21148 2007-04-22 Jan Hubicka <jh@suse.cz>
21150 * final.c (rest_of_handle_final): Call
21151 targetm.asm_out.constructor/targetm.asm_out.destructor
21152 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
21153 proper priority via decl_*_priority_insert.
21154 * c-common.c (c_expand_body): Likewise.
21156 2007-04-22 Richard Guenther <rguenther@suse.de>
21158 PR tree-optimization/29789
21159 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
21160 (rewrite_reciprocal): New helper split out from
21161 determine_invariantness_stmt.
21162 (rewrite_bittest): Likewise.
21163 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
21164 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
21167 2007-04-22 Revital Eres <eres@il.ibm.com>
21169 * loop-unroll.c (var_to_expand): New field to support also
21170 insns of the form x = something + x.
21171 (analyze_insn_to_expand_var): Use it.
21172 (expand_var_during_unrolling): Likewise.
21174 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21176 * predict.c: Include pointer-set.h.
21177 (bb_predictions): New variable.
21178 (tree_predicted_by_p, tree_predict_edge,
21179 remove_predictions_associated_with_edge): Use bb_predictions map
21180 instead of bb->predictions.
21181 (clear_bb_predictions, assert_is_empty): New functions.
21182 (combine_predictions_for_bb): Use bb_predictions map. Call
21183 clear_bb_predictions.
21184 (tree_estimate_probability): Create and free bb_predictions map.
21185 * Makefile.in (predict.o): Add pointer-set.h dependency.
21186 * basic-block.h (struct basic_block_def): Remove predictions
21188 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
21190 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21193 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
21196 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21198 * timevar.c (timevar_print): Change reference of --disable-checking to
21199 --enable-checking=release. Also warn if assert checking is disabled.
21201 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21204 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
21205 decl as addressable if the compound literal was marked as
21207 Mark the decl as a gimple register if it is a complex or
21208 vector decl and does not live in memory.
21210 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21212 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
21213 (GENERIC_NEXT): New function macro.
21214 (PHI_CHAIN): Use phi_node's new chain variable.
21215 (tree_phi_node): Change tree_common to tree_base
21216 and add the chain field.
21217 * tree-phinodes.c (make_phi_node): Don't set
21218 TREE_TYPE on the new node.
21219 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
21220 instead of checking GIMPLE_TUPLE_P in chain_next.
21221 * tree-vect-transform.c
21222 (get_initial_def_for_induction): Look at
21223 PHI_RESULT_TREE for the type of the phi node.
21224 (update_vuses_to_preheader): Use PHI_CHAIN
21225 instead of TREE_CHAIN on the phi node.
21226 * tree-ssa-structalias.c (compute_points_to_sets):
21228 (ipa_pta_execute): Likewise.
21230 2007-04-21 Richard Guenther <rguenther@suse.de>
21232 PR middle-end/31136
21233 * fold-const.c (fold_unary): Call fold_convert_const on the
21236 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
21238 * gcse.c (store_killed_in_insn): Handle PARALLELs.
21239 (store_killed_in_pat): New.
21241 2007-04-20 Richard Henderson <rth@redhat.com>
21244 * config/i386/i386.c (type_has_variadic_args_p): Look for any
21245 TREE_LIST with a void_type_node value, not void_list_node exactly.
21247 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
21249 * doc/standards.texi: Re-arrange into language-specific
21250 subsections. Add a C++ section, documenting which standards we
21253 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21255 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
21256 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
21258 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
21260 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
21261 ecrti.o and crtbegin.o.
21262 (LIB_DEFAULT_SPEC): Include -lc.
21263 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
21265 2007-04-20 Richard Henderson <rth@redhat.com>
21268 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
21269 argument; update all callers.
21270 (get_unaligned_offset): New.
21271 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
21272 get_unaligned_address, just pass on the address directly.
21273 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
21274 the subreg in the helper patterns.
21275 (unaligned_extendqidi_le): Use get_unaligned_offset.
21276 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
21277 (unaligned_extendhidi_be): Likewise.
21278 (unaligned_extendhidi): Tidy.
21279 * config/alpha/alpha-protos.h: Update.
21281 2007-04-20 Richard Henderson <rth@redhat.com>
21283 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
21284 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
21285 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
21286 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21287 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21288 (CPP_SPEC): Don't include %(cpp_subtarget).
21289 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
21290 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21291 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
21293 2007-04-20 Jakub Jelinek <jakub@redhat.com>
21295 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
21296 for __builtin_ia32_cmpordss.
21298 PR tree-optimization/31632
21299 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
21300 and arg1 for optimizations of comparison against min/max values.
21301 Fold arg0 to arg1's type for optimizations of comparison against
21302 min+1 and max-1 values.
21304 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
21306 * reload.c (combine_reloads): When trying to use a dying register,
21307 check whether it's uninitialized and don't use if so.
21309 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
21311 * fold-const.c: Remove prototypes for native_encode_expr and
21312 native_interpret_expr.
21313 (native_encode_expr): Make non-static.
21314 (native_interpret_expr): Likewise.
21315 * tree.h: Add prototypes for the above.
21317 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21319 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
21320 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
21321 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
21322 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
21323 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
21324 Add length attributes.
21326 2007-04-19 Janis Johnson <janis187@us.ibm.com>
21328 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
21331 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
21332 __STDC_WANT_DEC_FP__.
21334 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21336 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
21337 for long double compatibility.
21338 * configure: Regenerate.
21340 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
21342 PR rtl-optimization/29841
21343 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
21345 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
21346 that may cause control flow transfer from being moved.
21348 2007-04-18 Jan Hubicka <jh@suse.cz>
21350 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
21353 2007-04-18 Eric Christopher <echristo@apple.com>
21355 * config/rs6000/darwin.md (load_macho_picbase): Use link register
21356 only. Update operands.
21357 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
21358 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
21359 link register to pic register.
21361 2007-04-18 Dirk Mueller <dmueller@suse.de>
21363 PR diagnostic/31227
21364 * tree-vrp.c (search_for_addr_array): New.
21365 (check_array_bounds): Suppress warning about
21366 address taken of array refs if its not de-referenced.
21368 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21370 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
21371 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
21373 * tree-vectorizer.h (NITERS_KNOWN_P): New.
21374 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
21375 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
21377 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
21379 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
21381 (vect_analyze_scalar_cycles): Fix indentation.
21382 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
21383 (vect_mark_relevant): Include phis in relevance analysis.
21385 * tree-vect-transform.c (vect_transform_loop): Add an assert.
21387 2007-04-18 Anatoly Sokolov <aesok@post.ru>
21389 * config/avr/avr.c (ptrreg_to_str): Replace error() with
21390 output_operand_lossage().
21392 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21394 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
21395 the unused code for reduction without adjust-in-epilog to simplify the
21398 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
21400 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
21401 (S390_TDC_NEGATIVE_ZERO): New constant.
21402 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
21403 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
21404 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
21405 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
21406 (S390_TDC_POSITIVE_INFINITY): New constant.
21407 (S390_TDC_NEGATIVE_INFINITY): New constant.
21408 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
21409 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
21410 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
21411 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
21412 (S390_TDC_INFINITY): New constant.
21413 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
21414 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
21415 optimization for UNSPEC_CCZ_TO_INT.
21416 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
21417 ("*ccz_to_int"): New insn.
21418 ("isinf<mode>2"): New insn.
21419 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
21420 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
21421 (UNSPEC_CCZ_TO_INT): New constant.
21423 2007-04-18 Richard Guenther <rguenther@suse.de>
21425 PR tree-optimization/19431
21426 PR tree-optimization/21463
21427 * tree-pass.h (pass_phiprop): Declare.
21428 * passes.c (init_optimization_passes): New phiprop pass.
21429 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
21430 (phivn_valid_p): New helper function.
21431 (phiprop_insert_phi): Likewise.
21432 (propagate_with_phi): Likewise.
21433 (tree_ssa_phiprop): New propagator propagating loads
21434 through phi nodes if profitable.
21436 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21438 * tree-vect-analyze.c (process_use): New function.
21439 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
21440 Check phis in all bbs.
21441 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
21444 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
21446 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
21449 2007-04-17 Anatoly Sokolov <aesok@post.ru>
21452 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
21455 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
21457 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
21459 (sse_vmmulv4sf3): Likewise.
21460 (sse2_vmaddv2df3): Likewise.
21461 (sse2_vmmulv2df3): Likewise.
21463 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
21465 PR rtl-optimization/31360
21466 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
21467 (target_reg_cost): New.
21468 (init_set_costs): Initialize target_reg_cost. Add comments
21469 regarding the rationale of the costs.
21470 (global_cost_for_size): Renamed to...
21471 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
21472 of register pressure.
21473 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
21474 estimate_reg_pressure_cost. Add number of ivs.
21475 (determine_set_costs): Dump target_reg_cost.
21476 * loop-invariant.c (gain_for_invariant): Use
21477 estimate_reg_pressure_cost. Removed n_inv_uses argument.
21478 (best_gain_for_invariant, find_invariants_to_move): Remove
21480 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
21481 (target_reg_cost): Declare.
21482 (global_cost_for_size): Declaration removed.
21483 (estimate_reg_pressure_cost): Declare.
21485 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
21487 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
21488 regnos into even/odd register pairs.
21489 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
21490 TDmode similar to the other floating point modes.
21491 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
21492 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
21494 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
21495 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
21496 (movdd_hardfloat64): Use TARGET_MFPGPR.
21498 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
21500 * reload1.c (delete_output_reload): Don't count output in n_inherited.
21503 2005-01-05 Richard Henderson <rth@redhat.com>
21505 * reload1.c (do_input_reload): Restrict the optimization deleteing
21506 a previous output reload to RELOAD_FOR_INPUT.
21508 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
21510 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
21511 induc_vec_info_type.
21512 (vectorizable_induction): New function declaration.
21513 * tree-vect-transform.c (get_initial_def_for_induction): No need to
21514 check if already vectorized. Find first place in BB where new stmts
21515 can be inserted. Takes only one argument.
21516 (vectorizable_induction): New function.
21517 (vect_transform_stmt): Add case for induc_vec_info_type to call
21518 vectorizable_induction.
21519 (vect_transform_loop): Consider phis for vectorization.
21520 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
21522 (analyze_operations): Call vectorizable_induction when analyzing phis.
21524 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
21525 (vect_mark_relevant): Include phis in relevance analysis.
21526 (vect_mark_stmts_to_be_vectorize): Likewise.
21527 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
21529 2007-04-16 Lawrence Crowl <crowl@google.com>
21531 * doc/invoke.texi (Debugging Options): Add documentation for the
21532 -femit-struct-debug options -femit-struct-debug-baseonly,
21533 -femit-struct-debug-reduced, and
21534 -femit-struct-debug-detailed[=...].
21536 * c-opts.c (c_common_handle_option): Add
21537 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
21538 and OPT_femit_struct_debug_detailed_.
21539 * c.opt: Add specifications for
21540 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
21541 and -femit-struct-debug-detailed[=...].
21542 * opts.c (set_struct_debug_option): Parse the
21543 -femit-struct-debug-... options.
21544 * opts.c (matches_main_base, main_input_basename,
21545 main_input_baselength, base_of_path, matches_main_base): Add
21546 variables and functions to compare header base name to compilation
21548 * opts.c (should_emit_struct_debug): Add to determine to emit a
21549 structure based on the option.
21550 (dump_struct_debug) Also disabled function to debug this
21552 * opts.c (handle_options): Save the base name of the
21555 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
21556 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
21557 This hook indicates if a type is generic. Set it by default
21558 to "never generic".
21559 * langhooks.h (struct lang_hooks_for_types): Add a new hook
21560 to determine if a struct type is generic or not.
21561 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
21562 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
21563 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
21564 with live C++ hook.
21566 * flags.h (enum debug_info_usage): Add an enumeration to describe
21567 a program's use of a structure type.
21568 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
21569 to indicate the program's usage of the type. Filter structs based
21570 on the -femit-struct-debug-... specification.
21571 (gen_type_die): Split into two routines, gen_type_die and
21572 gen_type_die_with_usage. gen_type_die is now a wrapper
21573 that assumes direct usage.
21574 (gen_type_die_with_usage): Replace calls to gen_type_die
21575 with gen_type_die_with_usage adding the program usage of
21576 the referenced type.
21577 (dwarf2out_imported_module_or_decl): Suppress struct debug
21578 information using should_emit_struct_debug when appropriate.
21580 2007-04-16 Ian Lance Taylor <iant@google.com>
21582 PR tree-optimization/31522
21583 * tree-vrp.c (vr_phi_edge_counts): New static variable.
21584 (vrp_initialize): Allocate vr_phi_edge_counts.
21585 (vrp_visit_phi_node): Don't push to infinity if we saw a new
21586 executable edge. Drop test for all constants.
21587 (vrp_finalize): Free vrp_phi_edge_counts.
21589 * doc/cpp.texi (Common Predefined Macros): Clarify description of
21590 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21592 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
21593 predecessors at head rather than tail.
21595 2007-04-16 Matthias Klose <doko@debian.org>
21597 * config/alpha/linux.h (CPP_SPEC): Define.
21598 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
21600 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
21602 * function.h: Remove sequence_stack extern declaration.
21604 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21606 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
21608 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
21611 2007-04-16 Anatoly Sokolov <aesok@post.ru>
21613 * config/avr/avr.c (avr_arch_types): Rearranging array.
21614 (enum avr_arch): Add.
21615 (avr_mcu_types): Use avr_arch enumeration constants instead of
21617 * config/avr/avr.h (LINK_SPEC): Simplify.
21619 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21621 * config/m68k/m68k.c (m68k_libcall_value,
21622 m68k_function_value): Use macros for register names more.
21624 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
21626 (M68K_REGNAME): Use A6_REG.
21627 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
21629 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21631 PR middle-end/28071
21632 * sched-int.h (struct deps): Split field 'pending_lists_length' into
21633 'pending_read_list_length' and 'pending_write_list_length'. Update
21635 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
21636 to handle two length counters instead of one. Update all uses.
21637 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
21638 two length counters instead of one.
21639 * sched-rgn.c (propagate_deps): Update to handle two length counters
21642 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
21645 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
21646 copy of source, pass it to ix86_expand_vector_set and return
21649 2007-04-16 David Ung <davidu@mips.com>
21650 Joseph Myers <joseph@codesourcery.com>
21652 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
21653 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
21654 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
21655 Add 74K processor information.
21656 * config/mips/mips.md: Include 74k.md.
21657 (cpu): Add 74kc,74kf,74kx.
21658 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
21659 * config/mips/74k.md: New.
21660 * doc/invoke.texi (MIPS Options): Document 74K support.
21662 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
21664 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
21665 vectorizable_* functions.
21666 * tree-vect-transform.c (vectorizable_call): Add check for
21667 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
21668 (vectorizable_store): likewise.
21669 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
21671 (vectorizable_operation, vectorizable_type_demotion): Likewise.
21672 (vectorizable_type_promotion, vectorizable_load): Likewise.
21673 (vectorizable_live_operation, vectorizable_condition): Likewise.
21674 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
21676 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
21678 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21680 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
21681 register numbers more.
21682 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
21683 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
21684 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
21685 FUNCTION_VALUE_REGNO_P): Likewise.
21686 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
21687 STATIC_CHAIN_REGNUM): Likewise.
21688 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
21689 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
21690 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
21691 * config/m68k/m68k.md (FP_REG): New.
21693 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21695 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
21698 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21700 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
21701 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
21704 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21706 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
21709 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
21712 * c-decl.c (finish_decl): Grab the type of the decl after the call
21713 to store_init_value.
21715 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
21717 * common.opt (fforward-propagate): Fix "Optimization" annotation.
21719 2007-04-14 Jakub Jelinek <jakub@redhat.com>
21722 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
21723 dominators, post dominators and cleanup cfg before returning.
21725 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
21727 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
21728 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
21730 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
21732 * config.gcc: Recognize fido.
21733 * config/m68k/m68k-devices.def (fidoa): New.
21734 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
21736 (FL_FIDOA, TARGET_FIDOA): New.
21737 * config/m68k/m68k.opt (mfidoa): New.
21739 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21741 PR middle-end/31322
21742 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
21743 when a personality function is used.
21745 2007-04-13 Bob Wilson <bob.wilson@acm.org>
21747 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
21749 2007-04-13 Mike Stump <mrs@apple.com>
21751 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
21753 * config/darwin.opt (fapple-kext): Make C++ only.
21754 * config/darwin.c (darwin_override_options): Remove code to ensure
21755 -fapple-kext is given for C++ only.
21757 2007-04-13 Richard Sandiford <richard@codesourcery.com>
21759 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
21760 * config/mips/mips.c (override_options): Call
21761 SUBTARGET_OVERRIDE_OPTIONS, if defined.
21763 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21765 * config/i386/i386.opt (msvr3-shlib): Removed.
21767 * doc/invoke.texi: Remove -msvr3-shlib.
21769 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21771 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
21772 with "popcnt" instruction.
21774 2007-04-13 Richard Guenther <rguenther@suse.de>
21776 PR tree-optimization/21258
21777 * tree-vrp.c (compare_case_labels): New helper.
21778 (find_switch_asserts): New function.
21779 (find_assert_locations): Call it for SWITCH_EXPRs.
21781 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
21783 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
21784 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
21785 check is now implied in X87_FLOAT_MODE_P.
21786 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21787 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21788 (fix_trunc<mode>_i386_fisttp): Ditto.
21789 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21790 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21791 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21792 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21793 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21794 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21795 (unnamed_splitters): Ditto.
21796 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
21797 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
21798 FIRST_SSE_REG for local functions when SSE math is enabled or
21799 for functions with sseregparm attribute.
21800 (standard_80387_constant_p): Return -1 if mode is not
21802 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
21803 (ix86_expand_compare): Ditto.
21804 (ix86_expand_carry_flag_compare): Ditto.
21805 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
21806 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
21807 DECIMAL_FLOAT_MODE_P.
21808 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
21809 of SCALAR_FLOAT_MODE_P.
21810 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
21811 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
21812 checks before FLOAT_MODE_P.
21813 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
21814 before FLOAT_MODE_P.
21819 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
21821 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
21822 Charles Wilson <libtool@cwilson.fastmail.fm>
21824 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
21825 (libgcc.mvars): Don't depend on them.
21826 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
21827 * exec-tool.in: New.
21829 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
21831 * doc/invoke.text (--help): Document --help=common.
21833 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
21835 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
21837 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21839 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
21840 * genemit.c (main): Emit #include "integrate.h".
21841 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
21842 (LOADGP_RTP): New mips_loadgp_style.
21843 * config/mips/mips.h: Include config/vxworks-dummy.h.
21844 (TARGET_RTP_PIC): New macro.
21845 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
21846 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
21847 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
21848 for TARGET_RTP_PIC.
21849 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
21850 -mvxworks-pic when using -mrtp and a PIC option.
21851 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
21853 (mips_symbolic_constant_p, mips_symbolic_address_p)
21854 (mips_symbol_insns): Handle SYMBOL_HALF.
21855 (override_options): Warn about -G and -mrtp being used together.
21856 Initialize mips_lo_relocs[SYMBOL_HALF].
21857 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
21858 (mips_emit_loadgp): Handle LOADGP_RTP.
21859 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
21860 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
21861 (tablejump): Handle function-relative case table entries if
21863 * config/mips/predicates.md (symbol_ref_operand): New predicate.
21865 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21867 * config/mips/mips.md (load_call<mode>): Allow any general register.
21869 (sibcall_value_internal, sibcall_value_multiple_internal)
21870 (call_value_internal, call_value_split, call_value_multiple_internal)
21871 (call_value_multiple_split): Remove constraints from operand 0.
21873 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21875 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
21876 rather than loadgp_noshared.
21877 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
21878 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
21880 * config/mips/mips.md (loadgp): Rename to...
21881 (loadgp_newabi): ...this.
21882 (loadgp_noshared): Rename to...
21883 (loadgp_absolute): ...this.
21885 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21887 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
21888 false for locally-binding symbols.
21889 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
21891 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21893 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
21894 (SYMBOL_GOT_PAGE_OFST): ...this.
21895 (SYMBOL_GOT_GLOBAL): Rename to...
21896 (SYMBOL_GOT_DISP): ...this.
21897 (SYMBOL_GOTOFF_GLOBAL): Rename to...
21898 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
21899 * config/mips/mips.c (mips_global_symbol_p): New function.
21900 (mips_symbol_binds_local_p): Likewise.
21901 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
21902 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
21903 mips_global_symbol_p and mips_symbol_binds_local_p.
21904 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
21905 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
21906 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
21907 SYMBOL_GOTOFF_DISP.
21908 (mips_ok_for_lazy_binding_p): New function.
21909 (mips_load_call_address, mips_expand_call): Use it.
21910 (mips_dangerous_for_la25_p): Likewise.
21911 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
21912 (*got_disp<mode>): Use got_disp_operand instead of
21913 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
21914 SYMBOL_GOTOFF_GLOBAL.
21915 (*got_page<mode>): Use got_page_ofst_operand instead of
21917 * config/mips/predicates.md (const_call_insn_operand): Use
21918 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
21919 (global_got_operand): Rename to...
21920 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
21922 (local_got_operand): Rename to...
21923 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
21924 of SYMBOL_GOT_LOCAL.
21926 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21928 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
21929 TARGET_CALL_CLOBBERED_GP.
21930 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21931 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
21932 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
21933 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
21934 of TARGET_ABICALLS && !TARGET_NEWABI.
21935 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21936 * config/mips/mips.c (mips_load_call_address): Check
21937 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21938 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21939 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21940 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
21941 TARGET_ABICALLS && TARGET_NEWABI.
21942 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
21944 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
21945 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
21946 TARGET_ABICALLS && TARGET_NEWABI.
21947 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
21948 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
21949 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
21950 whether indirect calls must use $25.
21951 (mips_extra_live_on_entry): Check TARGET_GOT instead of
21953 * config/mips/mips.md (jal_macro): Check flag_pic and
21954 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
21955 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
21956 instead of TARGET_ABICALLS.
21957 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
21958 TARGET_ABICALLS && TARGET_OLDABI.
21959 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21960 (sibcall): In the comment above the define_insn, mention
21961 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
21962 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
21963 instead of TARGET_ABICALLS.
21965 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
21967 * doc/md.texi (Blackfin family constraints): Document PA and PB.
21968 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
21969 (MACFLAGS_MATCH_P): New macro.
21970 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
21971 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
21972 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
21973 the other MACFLAG constants.
21974 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
21975 (flag_machi): Tighten constraints. Renumber some of the operands.
21976 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
21978 (flag_machi_parts_acconly): New pattern.
21979 (flag_macinithi): Tighten constraints. Allow any accumulator to be
21981 (flag_macinit1hi): Tighten constraints.
21982 (flag_mul_macv2hi_parts_acconly): New pattern.
21984 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
21985 Use a more efficient implementation.
21986 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
21987 inline sequences when not optimizing for size.
21989 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
21990 movhi_high2low): Delete, merge functionality into...
21991 (packv2hi): ... this pattern.
21993 2007-02-11 Jie Zhang <jie.zhang@analog.com>
21994 * config/bfin/bfin.opt (msim): New option.
21995 (mcpu=): New option.
21996 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
21997 (bfin_cpu_t): Typedef of enum bfin_cpu.
21998 (bfin_cpu_type): New declaration.
21999 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
22000 -msim and -mcpu= options.
22001 (LIB_SPEC): Likewise.
22002 * config/bfin/bfin.c (bfin_cpu_type): Define.
22003 (bfin_handle_option): Handle -mcpu= option.
22004 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
22005 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
22006 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
22008 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22010 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
22011 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
22012 (powerpc-wrs-vxworksae): Use ${tm_file}.
22013 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
22014 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
22015 * config/i386/vx-common.h: New file.
22017 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22019 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
22022 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
22024 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
22027 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
22031 * c-common.c (c_build_qualified_type): Set canonical type
22034 2007-04-12 Richard Guenther <rguenther@suse.de>
22036 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
22037 lower bound and element size if lower bound is not zero
22038 or either of the ARRAY_REF operands is set.
22040 2007-04-12 Richard Guenther <rguenther@suse.de>
22042 PR tree-optimization/24689
22043 PR tree-optimization/31307
22044 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
22046 * gimplify.c (canonicalize_addr_expr): To be consistent with
22047 gimplify_compound_lval only set operands two and three of
22048 ARRAY_REFs if they are not gimple_min_invariant. This makes
22049 it never at this place.
22050 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
22052 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22054 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
22055 null before emitting a .nsubspa directive.
22057 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22059 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
22060 need_to_partition_p if there are no memory statements in the
22063 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22065 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
22066 (gcd_of_steps_may_divide_p): New function.
22067 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
22069 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22071 * reload.c (find_reloads_toplev, find_reloads_address,
22072 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
22073 not a pointer equality test, to decide if we need to call
22074 push_reg_equiv_alt_mem.
22076 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
22078 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
22079 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
22081 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
22083 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22085 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
22086 vector to be positive.
22088 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22092 * doc/invoke.texi: Document --params max-aliased-vops and
22094 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
22095 debug_memory_partitions): Move to tree-flow.h
22096 * params.h (AVG_ALIASED_VOPS): Define.
22097 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
22099 (mp_info_t): Likewise.
22100 (get_mem_sym_stats_for): New.
22101 (set_memory_partition): Move from tree-flow-inline.h.
22102 (mark_non_addressable): Only clear the set of symbols for the
22103 partition if it exists.
22104 (dump_memory_partitions): Move from tree-ssa-operands.c
22105 (debug_memory_partitions): Likewise.
22106 (need_to_partition_p): New.
22107 (dump_mem_ref_stats): New.
22108 (debug_mem_ref_stats): New.
22109 (dump_mem_sym_stats): New.
22110 (debug_mem_sym_stats): New.
22111 (update_mem_sym_stats_from_stmt): New.
22112 (compare_mp_info_entries): New.
22113 (mp_info_cmp): Call it.
22114 (sort_mp_info): Change argument to a list of mem_sym_stats_t
22116 (get_mpt_for): Move from tree-ssa-operands.c.
22117 (find_partition_for): New.
22118 (create_partition_for): Remove.
22119 (estimate_vop_reduction): New.
22120 (update_reference_counts): New.
22121 (build_mp_info): New.
22122 (compute_memory_partitions): Refactor.
22123 Document new heuristic.
22124 Call build_mp_info, update_reference_counts,
22125 find_partition_for and estimate_vop_reduction.
22126 (compute_may_aliases): Populate virtual operands before
22127 calling debugging dumps.
22128 (delete_mem_sym_stats): New.
22129 (delete_mem_ref_stats): New.
22130 (init_mem_ref_stats): New.
22131 (init_alias_info): Call it.
22132 (maybe_create_global_var): Remove alias_info argument.
22133 Get number of call sites and number of pure/const call sites
22134 from gimple_mem_ref_stats().
22135 (dump_alias_info): Call dump_memory_partitions first.
22136 (dump_points_to_info_for): Show how many times a pointer has
22138 * opts.c (decode_options): For -O2 set --param
22139 max-aliased-vops to 500.
22140 For -O3 set --param max-aliased-vops to 1000 and --param
22141 avg-aliased-vops to 3.
22142 * fortran/options.c (gfc_init_options): Remove assignment to
22144 * tree-flow-inline.h (gimple_mem_ref_stats): New.
22145 * tree-dfa.c (dump_variable): Dump memory reference
22147 Dump NO_ALIAS* settings.
22148 (referenced_var_lookup): Tidy.
22149 (mem_sym_stats): New.
22150 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
22151 and ORIG are different SSA names for a memory partition.
22152 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
22153 * tree-flow.h (struct mem_sym_stats_d): Define.
22154 (mem_sym_stats_t): Define.
22155 (struct mem_ref_stats_d): Define.
22156 (struct gimple_df): Add field mem_ref_stats.
22157 (enum noalias_state): Define.
22158 (struct var_ann_d): Add bitfield noalias_state.
22159 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
22160 debug_mem_ref_stats, debug_memory_partitions,
22161 debug_mem_sym_stats): Declare.
22162 * tree-ssa-structalias.c (update_alias_info): Update call
22163 sites, pure/const call sites and asm sites in structure
22164 returned by gimple_mem_ref_stats.
22165 Remove local variable IS_POTENTIAL_DEREF.
22166 Increase NUM_DEREFS if the memory expression is a potential
22168 Call update_mem_sym_stats_from_stmt.
22169 If the memory references memory, call
22170 update_mem_sym_stats_from_stmt for all the direct memory
22171 symbol references found.
22172 (intra_create_variable_infos): Set noalias_state field for
22173 pointer arguments according to the value of
22174 flag_argument_noalias.
22175 * tree-ssa-structalias.h (struct alias_info): Remove fields
22176 num_calls_found and num_pure_const_calls_found.
22177 (update_mem_sym_stats_from_stmt): Declare.
22178 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
22179 Set default value to 100.
22180 (PARAM_AVG_ALIASED_VOPS): Define.
22182 2007-04-11 Richard Guenther <rguenther@suse.de>
22184 PR middle-end/31530
22185 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
22186 a * -b + c as c - a * b if we honor sign dependent rounding.
22188 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22190 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
22191 bfin_expand_strmov.
22192 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
22193 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
22195 (initialize_trampoline): Don't use old-style function definition.
22196 (bfin_secondary_reload): Mark IN_P argument as unused.
22198 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
22200 PR tree-optimization/31343
22201 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
22202 (build_polynomial_chrec): Return a scalar when the evolution is zero.
22203 * testsuite/gcc.dg/vect/pr31343.c: New.
22205 2007-04-10 Eric Christopher <echristo@apple.com>
22207 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
22208 * config/i386/i386.md (*cmpfp0): Use.
22209 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22210 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22211 (fix_trunc<mode>_i386_fisttp): Ditto.
22212 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22213 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22214 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22215 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22216 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22217 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22218 (unnamed_splitters): Ditto.
22219 * config/i386/i386.c (output_fix_trunc): Assert that
22220 we're not being passed a TFmode operand.
22222 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
22224 PR tree-optimization/31526
22225 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
22226 n_basic_blocks to find newly added blocks.
22228 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
22230 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
22232 (fix_trunc<mode>si_sse): Ditto.
22233 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
22234 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
22235 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
22236 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
22237 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
22238 expander using SSEMODEF mode macro.
22239 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
22240 expander using SSEMODEF mode macro.
22241 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
22242 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
22243 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
22244 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
22245 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
22246 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
22247 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
22248 Macroize insn using X87MODEF mode macro.
22250 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
22252 * config/i386/sse.md (sse2_pinsrw): Removed.
22253 (sse2_pextrw): Renamed to ...
22254 (*sse2_pextrw): This.
22256 2007-04-09 Jan Hubicka <jh@suse.cz>
22259 * config/i386/sse.md
22260 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
22261 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
22262 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
22263 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
22265 2007-04-09 Jan Hubicka <jh@suse.cz>
22267 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
22268 multiple fields of union.
22270 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
22272 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
22273 (create_preheaders): Check that loops are available.
22274 (fix_loop_structure): Clean up, improve comments.
22275 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
22276 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
22278 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
22279 * predict.c (tree_estimate_probability): Do not call
22280 calculate_dominance_info. Call create_preheaders.
22281 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
22282 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
22284 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
22285 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
22286 * tree-cfg.c (tree_split_edge): Make an assert more precise.
22287 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
22290 2007-04-08 Jan Hubicka <jh@suse.cz>
22292 * tree.h (maybe_fold_offset_to_component_ref): Declare.
22293 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
22294 * fold-const.c (fold_unary): Use it.
22296 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
22298 * varasm.c (assemble_variable): Remove call to
22299 lang_hooks.decls.prepare_assemble_variable.
22300 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
22301 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
22302 * langhooks.h (lang_hooks_for_decls): Remove
22303 prepare_assemble_variable.
22305 2007-04-08 Mike Stump <mrs@apple.com>
22307 * config/i386/i386.c: Use inc/dec on Core2.
22309 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
22311 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
22312 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22313 lhd_tree_inlining_end_inlining): Remove.
22314 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
22315 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
22316 end_inlining hooks.
22317 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
22318 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22319 lhd_tree_inlining_end_inlining): Remove prototypes.
22320 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
22321 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
22322 LANG_HOOKS_TREE_INLINING_START_INLINING,
22323 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
22325 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
22328 2007-04-08 Anatoly Sokolov <aesok@post.ru>
22331 * config/avr/predicates.md (io_address_operand): Delete predicate.
22332 (low_io_address_operand): Don't use 'mode' argument.
22333 (higth_io_address_operand): Rename ...
22334 (high_io_address_operand): ... to this. Don't use 'mode' argument.
22335 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
22338 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
22340 Revert change removing staticp.
22342 2007-04-07 Anatoly Sokolov <aesok@post.ru>
22345 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
22348 2007-04-07 Bruce Korb <bkorb@gnu.org>
22350 * c.opt: Add -Wformat-contains-nul.
22351 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
22353 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
22354 the NUL byte warning.
22356 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
22358 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
22360 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22362 * tree.c (staticp): No longer use staticp langhook.
22363 * langhooks.c (lhd_staticp): Removed.
22364 * langhooks.h (struct lang_hooks): Remove staticp.
22365 * c-common.c (c_staticp): Remove.
22366 * c-common.h (c_staticp): Ditto.
22367 * langhooks-defs.h (lhd_staticp): Ditto.
22368 (LHD_HOOKS_STATICP): Ditto
22369 * tree.h (gcc_assert_lowered): New macro.
22371 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
22373 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
22374 argument "reliable".
22375 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
22376 Add argument "reliable". Propagate it through calls.
22377 (infer_loop_bounds_from_undefined): Derive number of iterations
22378 estimates from references in blocks that do not dominate loop latch.
22379 (gcov_type_to_double_int): New function.
22380 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
22381 and expected_loop_iterations_unbounded.
22382 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
22383 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
22384 * tree-data-ref.c (estimated_loop_iterations): Export.
22385 (get_references_in_stmt): Fix -- do not return addresses of local
22387 * cfgloop.h (expected_loop_iterations_unbounded,
22388 estimated_loop_iterations): Declare.
22390 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
22392 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
22394 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22396 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
22397 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
22398 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
22399 Use output_387_reg_move().
22400 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
22401 expander using X87MODEF12 mode macro.
22402 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
22403 choosing register preferences. Use output_387_reg_move().
22404 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
22405 instead of "x". Use output_387_reg_move().
22406 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
22407 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
22408 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
22409 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
22410 Use output_387_reg_move().
22411 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
22413 (*truncxf?f_i387 splitter): Ditto.
22415 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22417 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
22418 LANG_HOOKS_SAFE_FROM_P.
22419 * expr.c (safe_from_p): Remove langhook call.
22420 * langhooks.h (lang_hooks): Remove safe_from_p.
22421 (lhd_safe_from_p): Remove prototype.
22422 * langhooks.c (lhd_safe_from_p): Remove.
22424 2007-04-06 Jan Hubicka <jh@suse.cz>
22426 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
22429 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22431 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
22432 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
22433 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
22434 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
22436 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
22437 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
22439 2007-04-05 Richard Henderson <rth@redhat.com>
22441 * config/alpha/alpha.c (print_operand) [+]: Remove.
22442 (alpha_end_function): Print nop if call at end of function.
22443 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
22444 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
22445 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
22446 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
22447 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
22448 the call pattern. Update peepholes to match.
22450 2007-04-05 Janis Johnson <janis187@us.ibm.com>
22452 * doc/extend.texi (Other Builtins): Add decimal float variants
22454 * builtins.def: Ditto.
22455 * builtins.c (expand_builtin): Ditto.
22457 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
22458 H.J. Lu <hongjiu.lu@intel.com>
22461 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
22462 of V8HImode when calling ix86_binary_operator_ok.
22463 (sse2_pmaddwd): Call ix86_binary_operator_ok.
22464 (sdot_prodv8hi): Operands 1 and 2 must be register.
22466 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22468 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
22469 initialize align to silence bogus warning.
22471 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22473 PR middle-end/22156
22474 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
22476 (struct sra_walk_fns): Remove use_all parameter from use.
22477 (sra_hash_tree): Handle BIT_FIELD_REFs.
22478 (sra_elt_hash): Don't hash bitfld blocks.
22479 (sra_elt_eq): Skip them in parent compares as well. Handle
22481 (sra_walk_expr): Don't maintain or pass down use_all_p.
22482 (scan_use): Remove use_all parameter.
22483 (scalarize_use): Likewise. Re-expand assignment to
22484 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
22485 output, and re-scalarize after output. Don't mark anything
22487 (scalarize_ldst): Adjust.
22488 (scalarize_walk_gimple_modify_statement): Likewise.
22489 (build_element_name_1): Handle BIT_FIELD_REFs.
22490 (instantiate_element): Don't warn for any element whose parent
22491 is used as a whole.
22492 (instantiate_missing_elements_1): Return the sra_elt.
22493 (canon_type_for_field): New.
22494 (try_instantiate_multiple_fields): New.
22495 (instantiate_missing_elemnts): Use them.
22496 (mark_no_warning): Removed.
22497 (generate_one_element_ref): Handle BIT_FIELD_REFs.
22498 (REPLDUP, sra_build_elt_assignment): New.
22499 (generate_copy_inout): Use them.
22500 (generate_element_copy): Likewise. Handle bitfld differences.
22501 (generate_element_zero): Don't recurse for blocks. Use
22502 sra_build_elt_assignment.
22503 (generate_one_element_int): Take elt instead of var. Use
22504 sra_build_elt_assignment.
22505 (generate_element_init_1): Adjust.
22506 (scalarize_use, scalarize_copy): Use REPLDUP.
22507 (scalarize_ldst): Move assert before dereference.
22508 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
22510 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22512 * regmove.c: Fix unused variable warnings due to previous commit.
22514 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22516 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
22517 (regmove_bb_head): Remove.
22518 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
22519 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
22520 problems with fixup_match_1.
22521 Don't initialize/free regmove_bb_head.
22523 (reg_is_remote_constant_p): If an insn is in the same basic block
22524 but not before INSN, consider it remote, too.
22526 2007-04-05 Anatoly Sokolov <aesok@post.ru>
22529 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
22530 DECL_ASSEMBLER_NAME, not the DECL_NAME.
22532 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
22534 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
22535 (CONDITIONAL_REGISTER_USAGE): Likewise.
22537 2007-04-04 Richard Henderson <rth@redhat.com>
22539 * config/alpha/lib1funcs.asm: Remove unused file.
22541 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22544 * opts.c (print_specific_help): Fix --help=<language>
22546 (common_handle_option): Support --help=common.
22548 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22551 * gcc.c (main): Do not run the linker if
22552 print_subprocess_help indicates that it shouldn't be
22555 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22558 * doc/invoke.texi (--help=): Document <languages> value, fix
22559 formatting in tables of values.
22561 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
22563 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
22564 dllimport attribute of virtual methods.
22566 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
22568 * config/score/crti.asm: Change _bss_start to __bss_start.
22569 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
22570 (OUTGOING_REG_PARM_STACK_SPACE) update.
22571 * config/score/score.opt: add options to make backend support
22572 score5, score5u, score7 and score7d.
22573 * config/score/score.md: Likewise.
22574 * config/score/misc.md: Likewise.
22575 * config/score/mac.md: Likewise.
22576 * doc/invoke.texi: Likewise.
22577 * doc/md.texi: update constraints define.
22579 2007-04-03 Richard Henderson <rth@redhat.com>
22581 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
22582 an appropriate type, use the mode instead.
22584 2007-04-03 Richard Sandiford <richard@codesourcery.com>
22586 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
22587 Set the default --with-arch setting to mips2.
22588 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
22589 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
22590 (MULTILIB_OSDIRNAMES): Delete.
22591 (MULTILIB_DIRNAMES): Define.
22592 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
22593 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
22594 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
22595 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
22596 VXWORKS_OS_CPP_BUILTINS.
22597 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
22598 (MIPS_DEBUGGING_INFO): Undefine.
22599 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
22601 2007-04-03 Jakub Jelinek <jakub@redhat.com>
22603 PR middle-end/30704
22604 * fold-const.c (native_encode_real): Encode real.c provided longs
22605 as a series of 32-bit native integers.
22606 (native_interpret_real): Interpret buffer as a series of 32-bit
22609 2007-04-03 Richard Guenther <rguenther@suse.de>
22611 * genpreds.c (write_insn_constraint_len): Write function
22612 optimized for CONSTRAINT_LEN implementation.
22613 (write_tm_preds_h): Output insn_constraint_len inline and
22614 use it for CONSTRAINT_LEN.
22615 (write_insn_preds_c): Don't output insn_constraint_len.
22616 * doc/md.texi (define_register_constraint): Document multi-letter
22617 constraints shall have the same length if they start with the same
22620 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22623 * config/i386/i386.md (isinf<mode>2): Expand only when
22624 TARGET_C99_FUNCTIONS is set.
22626 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22628 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
22629 (x86_64-*-linux*): Ditto.
22630 * config/i386/i386.opt (mpc): New option.
22631 * config/i386/i386.c (overrride_options): Handle
22632 ix87_precision_string.
22633 * config/i386/crtprec.c: New file.
22634 * config/i386/t-crtpc: Ditto.
22635 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
22636 and -mpc80 options.
22637 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
22638 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
22639 crtprec32.o, crtprec64.o and crtprec80.o.
22641 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
22642 and -mpc80 options.
22643 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
22645 2007-04-02 Eric Christopher <echristo@apple.com>
22647 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
22648 limitations on darwin.
22650 2007-04-02 Anatoly Sokolov <aesok@post.ru>
22653 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
22655 2007-04-02 Dave Korn <dave.korn@artimi.com>
22657 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
22659 2007-04-02 Dave Korn <dave.korn@artimi.com>
22661 * libgcc2.h (exception_descriptor): Don't forward-declare.
22662 (__get_eh_table_language, __get_eh_table_version): Delete
22663 prototypes of long-dead functions.
22665 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
22667 * ebitmap.h: New file
22668 * ebitmap.c: New file
22669 * Makefile.in (ebitmap.o): New target.
22671 2007-04-01 Jan Hubicka <jh@suse.cz>
22673 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
22674 before very first instruction.
22676 2007-04-01 Jan Hubicka <jh@suse.cz>
22678 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
22679 waring on 64bit hosts.
22680 * bitmap.h: Fix typo in bitmap_head_def.
22682 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
22684 PR rtl-optimization/31391
22685 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
22686 into a DELETED_LABEL note, and the label is in an empty basic
22687 block, update BB_END as well as BB_HEAD.
22689 2007-04-01 Richard Henderson <rth@redhat.com>
22691 PR tree-optimization/31169
22692 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
22693 to varying if the range is outside [0, prec-1].
22695 2007-04-01 Richard Sandiford <richard@codesourcery.com>
22698 * config/mips/mips.md (load_const_gp): New insn.
22699 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
22700 the MIPS16 GP pseudo register if no_new_pseudos.
22701 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
22703 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22706 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
22708 (call_value): Likewise.
22710 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
22711 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22714 * doc/invoke.texi: (optimization options): Reword description
22715 of -ffast-math. Document its primary purpose.
22717 2007-03-31 Richard Guenther <rguenther@suse.de>
22719 * omp-low.c (splay-tree.h): Include.
22720 (lookup_decl): Replace splay-tree usage by pointer-map.
22721 (maybe_lookup_decl): Likewise.
22722 (new_omp_context): Likewise.
22723 (delete_omp_context): Likewise.
22724 * gimplify.c (splay-tree.h): Include.
22725 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
22727 (remap_ssa_name): Likewise.
22728 (remap_decl): Likewise.
22729 (remap_type_1): Likewise.
22730 (remap_type): Likewise.
22731 (copy_body_r): Likewise.
22732 (expand_call_inline): Likewise.
22733 (clone_body): Likewise.
22734 (copy_tree_r): Likewise.
22735 (remap_save_expr): Likewise.
22736 (unsave_r): Likewise.
22737 (unsave_expr_now): Likewise.
22738 (tree_function_versioning): Likewise.
22739 (build_duplicate_type): Likewise.
22740 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
22741 (struct copy_body_data): Replace splay-tree by pointer-map.
22742 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
22743 not $(SPLAY_TREE_H).
22744 (gimplify.o): Depend on $(SPLAY_TREE_H).
22745 (omp-low.p): Likewise.
22747 2007-03-31 Anatoly Sokolov <aesok@post.ru>
22749 * config/avr/predicates.md (even_register_operand,
22750 odd_register_operand): New predicates.
22751 * config/avr/avr.md (movw peephole2): New.
22752 (movw_r peephole2): New.
22754 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
22756 * tree.h (get_signed_or_unsigned_type): New.
22757 * fold-const.c (operand_equal_for_comparison_p): Use
22758 get_signed_or_unsigned_type instead of
22759 lang_hooks.types.signed_or_unsigned_type.
22760 * expr.c (store_expr): Ditto.
22761 * langhooks.c (get_signed_or_unsigned_type): New.
22762 (lhd_signed_or_unsigned_type): New.
22763 * langhooks.h (lhd_signed_or_unsigned_type): New.
22764 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
22766 2007-03-30 Richard Henderson <rth@redhat.com>
22768 * tree-ssa-loop-ivopts.c: Include target.h.
22769 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
22770 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
22771 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
22772 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
22774 2007-03-30 Richard Henderson <rth@redhat.com>
22775 Kai Tietz <kai.tietz@onevision.com>
22777 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
22778 default for 64-bit.
22779 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
22780 (TARGET_64BIT_MS_ABI): New.
22781 (DBX_REGISTER_NUMBER): Handle 64-bit.
22782 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
22783 (LONG_TYPE_SIZE): Force to 32.
22784 (REG_PARM_STACK_SPACE): New.
22785 (OUTGOING_REG_PARM_STACK_SPACE): New.
22786 (REGPARM_MAX, SSE_REGPARM_MAX): New.
22787 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22788 (STACK_BOUNDARY): Use 128 for 64-bit.
22789 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
22790 Add 64-bit implementation.
22791 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
22793 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
22794 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
22795 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
22796 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
22797 (ix86_handle_cconv_attribute): Don't warn when ignoring if
22798 TARGET_64BIT_MS_ABI.
22799 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
22800 (ix86_pass_by_reference): Likewise.
22801 (ix86_function_value_regno_p): Likewise.
22802 (ix86_build_builtin_va_list): Likewise.
22803 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
22804 (function_arg_advance_ms_64): New.
22805 (function_arg_advance): Call it.
22806 (function_arg_ms_64): New.
22807 (function_arg): Call it.
22808 (function_value_ms_64): New.
22809 (ix86_function_value_1): Call it.
22810 (return_in_memory_ms_64): New.
22811 (ix86_return_in_memory): Call it.
22812 (setup_incoming_varargs_ms_64): New.
22813 (ix86_setup_incoming_varargs): Call it.
22814 (ix86_expand_prologue): Handle 64-bit stack probing.
22815 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
22816 (output_pic_addr_const): Likewise.
22817 (x86_this_parameter): Likewise.
22818 (x86_output_mi_thunk): Likewise.
22819 (x86_function_profiler): Likewise.
22820 (TARGET_STRICT_ARGUMENT_NAMING): New.
22821 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
22822 (TARGET_64BIT_MS_ABI): New.
22823 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
22824 * config/i386/i386.md (allocate_stack_worker): Remove.
22825 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
22826 describe the clobber of eax without a match_scratch.
22827 (allocate_stack_worker_postreload): Remove.
22828 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
22829 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
22830 (allocate_stack_worker_rex64_postreload): Remove.
22831 (allocate_stack): Handle 64-bit.
22832 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
22833 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
22834 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
22835 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
22836 (STANDARD_STARTFILE_PREFIX_1): Likewise.
22837 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
22838 * config.build (x86_64-*-mingw*): New host.
22839 * config.host (x86_64-*-mingw*): New host.
22840 * config.gcc (x86_64-*-mingw*): New target.
22841 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
22843 2007-03-30 Richard Henderson <rth@redhat.com>
22844 Kai Tietz <kai.tietz@onevision.com>
22846 * c-pragma.c (struct def_pragma_macro_value): New.
22847 (struct def_pragma_macro): New.
22848 (pushed_macro_table): New.
22849 (dpm_hash, dpm_eq): New.
22850 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
22851 (init_pragma): Install them.
22852 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22854 2007-03-30 Anatoly Sokolov <aesok@post.ru>
22856 * config/avr/avr.c (avr_override_options): Clear
22857 'flag_delete_null_pointer_checks'.
22859 2007-03-30 Paolo Carlini <pcarlini@suse.de>
22862 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
22863 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
22864 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
22865 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
22866 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
22867 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
22868 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
22870 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
22872 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
22874 * regmove.c: Move all of pass_stack_adjustments from here...
22875 * combine-stack-adj.c: ...to this new file.
22876 * Makefile.in: Add rules for combine-stack-adj.o.
22878 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
22880 PR tree-optimization/31383
22881 * tree-data-ref.c (affine_function_equal_p): Do not require the
22882 vectors to have the same length.
22884 2007-03-30 Jan Hubicka <jh@suse.cz>
22886 PR middle-end/30700
22887 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
22888 availablility; add more sanity checking; ask varpool only about
22891 2007-03-29 Richard Henderson <rth@redhat.com>
22893 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
22894 to decide, but __SIZEOF_LONG_LONG__.
22896 2007-03-29 Richard Henderson <rth@redhat.com>
22898 * emutls.c (struct __emutls_array): New.
22899 (emutls_destroy): Use it instead of casting element 0 from void*.
22900 (__emutls_get_address): Likewise.
22902 2007-03-29 Richard Henderson <rth@redhat.com>
22904 * varasm.c (initializer_constant_valid_p): Don't deny
22905 DECL_DLLIMPORT_P on functions.
22907 * config/i386/cygming.h: Remove function declarations.
22908 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
22909 (ASM_OUTPUT_LABELREF): Remove.
22910 (COMMON_ASM_OP): Remove.
22911 (ASM_OUTPUT_COMMON): Remove.
22912 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
22913 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
22914 (ASM_DECLARE_FUNCTION_NAME): Likewise.
22915 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
22916 Rename from TARGET_ENCODE_SECTION_INFO.
22917 * config/i386/netware.h: Likewise.
22918 * config/i386/i386-protos.h: Update.
22919 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
22920 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
22921 (legitimate_constant_p): Reject dllimports.
22922 (dllimport_map, get_dllimport_decl): New.
22923 (legitimize_dllimport_symbol): New.
22924 (legitimize_address, ix86_expand_move): Use it.
22925 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
22926 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
22927 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
22928 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
22929 * config/i386/predicates.md (constant_call_address_operand): Only
22930 accept symbols; reject dllimport_p symbols.
22931 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
22932 i386_pe_maybe_record_exported_symbol.
22933 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
22934 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
22935 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
22936 trust the setting of DECL_DLLIMPORT_P.
22937 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
22938 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
22939 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
22940 tidy the argument scanning loop.
22941 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
22942 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
22943 (i386_pe_strip_name_encoding): Remove.
22944 (i386_pe_binds_local_p): New.
22945 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
22946 (i386_pe_output_labelref): Remove.
22947 (i386_pe_asm_output_aligned_decl_common): New.
22948 (i386_pe_maybe_record_exported_symbol): Rename from
22949 i386_pe_record_exported_symbol; check for dllexported symbols.
22951 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
22953 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
22954 add comment explaining why vsnprintf cannot be used.
22956 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
22958 PR tree-optimization/30666
22959 * tree.c (build_complex_type): When creating type names for DWARF2
22960 debug info, create TYPE_DECLs for TYPE_NAME instead of
22962 (build_common_tree_nodes_2): Use build_complex_type when building
22963 predefined complex types, to preserve canonical types.
22965 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
22967 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
22968 (noce_get_alt_condition): Look at it to determine whether to
22969 reverse the condition or not.
22970 (noce_get_condition): Substitute the truth for lies.
22971 (noce_find_if_block): Set the then_else_reversed field.
22973 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
22975 * config/fr30/fr30.md (movdi): Do not accept immediates as the
22976 destination of this insn.
22977 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
22978 than calling gen_rtx_SET directly. Use r0 to hold the value of
22979 'address + 4' rather than a stack based temporary which can be
22980 mis-optimized away.
22982 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22984 * config/s390/s390.c (s390_secondary_input_reload_class,
22985 s390_secondary_output_reload_class): Functions removed.
22986 (s390_secondary_reload): New function.
22987 (TARGET_SECONDARY_RELOAD): Target macro defined.
22988 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
22989 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
22990 * config/s390/s390.md ("reload_outti", "reload_outdi",
22991 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
22992 "reload_out<mode>"): Expanders removed.
22993 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
22994 "reload<mode>_nonoffmem_out"): Expanders added.
22996 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22998 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
22999 action if SRC->DEST replacement failed anyway.
23001 2007-03-28 Mike Stump <mrs@apple.com>
23003 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
23004 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
23005 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
23007 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23009 * config.gcc: Accept barcelona as a variant of amdfam10.
23010 * config/i386/i386.c (override_options): Likewise.
23011 * doc/invoke.texi: Likewise.
23013 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
23015 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
23016 offsets for BIT_FIELD_REF and COMPONENT_REF.
23018 2007-03-28 Richard Guenther <rguenther@suse.de>
23020 * tree.c (is_global_var): Move ...
23021 * tree-flow-inline.h (is_global_var): ... here.
23022 * tree.h (is_global_var): Remove declaration.
23024 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
23026 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
23028 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
23029 * config/i386/i386.c (ix86_tune_features): Initialize new
23031 * config/i386/predicates.md (promotable_binary_operator): Use
23032 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
23034 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
23037 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
23039 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
23041 * config/fr30/fr30.md (movsi_internal): Change destination
23042 constraint from m to V and add m to the end.
23044 2007-03-28 Christian Bruel <christian.bruel@st.com>
23046 * config/sh/sh.md (movsi_i): Fix type attribute.
23048 2007-03-28 Christian Bruel <christian.bruel@st.com>
23050 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
23051 (movsf_ie): Likewise.
23053 2007-03-28 Christian Bruel <christian.bruel@st.com>
23055 * config.gcc: Add sh4-300 to multilib.
23056 * config/sh/t-mlib-sh4-300: New file.
23058 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
23060 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
23061 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
23062 fix_trunc<mode>di2.
23063 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
23064 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
23065 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
23066 "fixuns_trunctddi2"): Whitespace fix.
23068 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
23070 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
23071 the definition of struct sh_args.
23072 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
23073 CALL_COOKIE_INT_REG_GET): Likewise.
23075 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
23077 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
23078 transformations are applied successfully.
23080 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
23082 * tree.c (tree_contains_struct): Permit 512 tree codes.
23083 * tree.h (tree_contains_struct): Ditto.
23084 (MAX_TREE_CODES): Ditto.
23085 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
23086 SPARE member to store remaining padding bits.
23088 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23090 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
23093 2007-03-27 Janis Johnson <janis187@us.ibm.com>
23095 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
23096 * configure: Regenerate.
23098 * configure: Regenerate using the correct version of autoconf.
23100 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23102 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
23104 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
23105 regs to "__SP_L__" and "__SP_H__".
23107 2007-03-27 Richard Guenther <rguenther@suse.de>
23109 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
23110 computations with it with a HOST_WIDE_INT variable.
23112 2007-03-26 Mike Stump <mrs@apple.com>
23114 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
23115 objective-c-header, objective-c++-header and objc++-cpp-output
23117 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23119 2007-03-26 Richard Henderson <rth@redhat.com>
23122 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
23123 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
23124 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
23125 IX86_BUILTIN_PSRLQ128): New.
23126 (ix86_init_mmx_sse_builtins): Add them.
23127 (ix86_expand_builtin): Expand them.
23128 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
23129 operand 2 be TImode.
23130 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
23131 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
23132 _mm_srli_epi64): Mark __B const.
23133 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
23134 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
23135 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
23136 new two-vector shift builtins.
23138 2007-03-26 Ian Lance Taylor <iant@google.com>
23140 PR tree-optimization/31345
23141 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
23142 [+INF, +INF(OVF)] into VARYING.
23144 2007-03-26 Zack Weinberg <zackw@panix.com>
23146 * gengtype-parse.c: New file.
23147 * gengtype-yacc.y: Delete.
23148 * gengtype-lex.l: Don't include gengtype-yacc.h.
23149 Define YY_DECL and yyterminate appropriately for recursive
23150 descent parser. yylval is now a string out-parameter to yylex.
23151 (HWS, EOID): New shorthand.
23152 (IWORD): Add a couple more types.
23153 (yylex): Add a setup stanza. Remove the complex rules for
23154 detecting GTY'ed types and typedefs; replace with simple
23155 keyword detectors. Adjust everything for the changed
23156 definition of yylval. Ignore all pp-directives, not just #define.
23158 (parse_file): Rename yybegin; do not call yyparse.
23160 * gengtype.c (xasprintf): Export again.
23161 (this_file): New. Use everywhere __FILE__ was being used.
23162 (get_lang_bitmap): Special case types defined in gengtype.c.
23163 (do_typedef, new_structure): Suppress definition of certain types.
23164 (new_structure): Improve diagnostics of duplicate definitions.
23165 Make sure location_s is associated with input.h.
23166 (nreverse_pairs, define_location_structures): New functions.
23167 (main): Improve tagging of kludge types. Remove old kludges
23168 for input.h types; use define_location_structures.
23169 * gengtype.h: Update prototypes. Define token codes here.
23170 * Makefile.in: Remove all references to gengtype-yacc.
23171 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
23173 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
23174 add GTY((skip)) to the field that's only conditionally there.
23175 * doc/install.texi: Document that Bison is no longer required
23176 unless building treelang.
23178 * gengtype.c: Don't include gtyp-gen.h.
23179 (srcdir): Declare here.
23180 (base_files, lang_dir_names): Allocate dynamically.
23181 (gt_files, num_gt_files, num_lang_dirs): New globals.
23182 (measure_input_list, read_input_line, read_input_list)
23183 (set_lang_bitmap): New functions.
23184 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
23185 simplify, relying on read_input_list to set up the bitmaps.
23186 (main): Arguments are no longer unused. Check for correct number
23187 of command line arguments, set srcdir and srcdir_len, then call
23188 read_input_list, before doing anything else. No need to worry
23189 about duplicates in main loop.
23190 * configure.ac: Simplify the calculation of all_gtfiles.
23191 Put language tags in there. Don't set or substitute
23192 all_gtfiles_files_langs or all_gtfiles_files_frags.
23193 * Makefile.in: Revamp the way gengtype is invoked, now that it
23194 takes a file on its command line with a much simpler format.
23195 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
23196 (GTFILES): Remove duplicates and C source files.
23197 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
23198 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
23199 * configure: Regenerate.
23201 * gengtype.h: Remove all type definitions to gengtype.c; leave
23202 only definitions of options_p, type_p, and pair_p as opaque
23203 pointers. Update prototypes.
23204 * gengtype.c: Many type definitions moved here from gengtype.h.
23205 Consolidate type definitions at the top of the file.
23206 (xvasprintf): Delete.
23207 (xasprintf): Make static.
23208 (create_nested_pointer_option): Add 'next' parameter.
23209 (create_field_all, create_field_at): New functions.
23210 (create_field): Now a thin wrapper around create_field_all.
23211 (create_optional_field): Rename create_optional_field_ and add
23212 line argument. Original name is now a macro which supplies
23214 (oprintf): Use vsnprintf directly.
23215 (close_output_files): Use fatal rather than perror/exit.
23216 (note_def_vec, note_def_vec_alloc): Use create_field_at.
23217 (main): Set progname. Don't use exit.
23218 * gengtype-yacc.y (struct_fields): Use create_field_at.
23219 (option, optionseqopt): Delete.
23220 (optionseq): Consolidate productions from option here so we
23221 can use the first argument to create_option.
23223 * gengtype-lex.l: Distinguish unions from structures in the
23224 token type. Don't call find_structure; return the tag as a string.
23225 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
23226 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
23227 string. Reorganize typedef_struct production accordingly.
23228 Use create_nested_ptr_option.
23229 * gengtype.c (create_nested_ptr_option): New function.
23230 * gengtype.h: Declare it.
23232 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
23233 (string_type): Don't declare.
23234 (do_scalar_typedef): Declare.
23235 (create_scalar_type): Update prototype.
23236 * gengtype.c (string_type): Make static.
23237 (scalar_nonchar, scalar_char): New.
23238 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
23239 (resolve_typedef): Use scalar_nonchar for error recovery.
23240 (create_scalar_type): Remove name_len field. Return scalar_char
23241 or scalar_nonchar as appropriate.
23242 (adjust_field_type): Look at scalar_is_char boolean to decide whether
23243 to use string_type.
23244 (throughout): Use scalar_nonchar instead of calling
23245 create_scalar_type, whenever possible.
23246 (main): Initialize scalar_char and scalar_nonchar before calling
23248 * gengtype-lex.l: Adjust for removal of second argument to
23249 create_scalar_type. Use yylval.s instead of yylval.t when
23251 * gengtype-yacc.y: Type of SCALAR is string. Call
23252 create_scalar_type from type:SCALAR rule. Adjust for removal of
23253 second argument to create_scalar_type.
23255 * vec.h: Remove all #if IN_GENGTYPE blocks.
23256 Add comment saying that changes may require adjustments to gengtype.
23257 * gengtype.c: Don't include coretypes.h or tm.h.
23258 Add comment to inclusion of errors.h.
23259 (note_def_vec, note_def_vec_alloc): New functions.
23260 * gengtype.h: Declare new functions.
23261 * gengtype-lex.l: Don't include coretypes.h.
23262 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
23264 (update_lineno): Remove unnecessary prototype.
23265 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
23266 (VEC rule): Just return VEC_TOKEN.
23267 * gengtype-yacc.y (VEC_TOKEN): New token type.
23268 (type): Add a production for VEC(a,b).
23269 * Makefile.in: Update dependencies.
23271 * gengtype-lex.l: Remove rules for parsing pointer-to-function
23272 typedefs that use the old PARAMS macro.
23274 * gengtype-lex.l: Remove all rules and states relating to yacc
23276 * gengtype-yacc.y: Similarly.
23277 * gengtype.c (note_yacc_type): Delete function.
23278 * gengtype.h: Update prototypes.
23280 2007-03-26 Joseph Myers <joseph@codesourcery.com>
23282 * tree-pretty-print.c (dump_generic_node): Report precision of
23283 unnamed integer types.
23285 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
23287 * ifcvt.c (noce_try_store_flag_constants): Don't check
23288 no_new_pseudos here.
23289 (noce_try_store_flag_constants): Don't check no_new_pseudos.
23290 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
23291 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
23292 noce_try_sign_mask): Likewise.
23293 (if_convert): Check no_new_pseudos here.
23295 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
23297 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
23298 (noce_get_condition): Handle new then_else_reversed argument.
23299 (noce_init_if_info): Remove, fold into noce_find_if_block.
23300 (noce_process_if_block): Take a struct noce_if_info as the
23301 argument. Don't set up one based on ce_if_info. Update pointer
23302 references accordingly.
23303 (cond_move_process_if_block): Likewise.
23304 (process_if_block): Removed.
23305 (find_if_block): Removed. Move functionality two new functions,
23306 noce_find_if_block and cond_exec_find_if_block.
23307 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
23308 blocks and the symmetric IF-ELSE-JOIN case.
23309 (cond_exec_find_if_block): Also new function mostly based on old
23310 find_if_block and process_if_block.
23311 (find_if_header): Replace find_if_block call with separately
23312 guarded calls to noce_find_if_block and cond_exec_find_if_block.
23313 (find_cond_trap): Update noce_get_condition call.
23314 (dead_or_predicable): Likewise.
23316 2007-03-26 Jakub Jelinek <jakub@redhat.com>
23318 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
23320 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
23321 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
23322 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
23323 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
23324 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
23325 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
23326 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
23327 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
23328 __builtin_ia32_psrad128 builtins.
23330 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
23332 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
23333 * config/i386/constraints.md
23334 (define_constraint "I"): Use IN_RANGE macro.
23335 (define_constraint "J"): Ditto.
23336 (define_constraint "K"): Ditto.
23337 (define_constraint "M"): Ditto.
23338 (define_constraint "N"): Ditto.
23339 (define_constraint "O"): Ditto.
23340 * config/i386/predicates.md
23341 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
23342 (define_predicate "const_0_to_3_operand"): Ditto.
23343 (define_predicate "const_0_to_7_operand"): Ditto.
23344 (define_predicate "const_0_to_15_operand"): Ditto.
23345 (define_predicate "const_0_to_63_operand"): Ditto.
23346 (define_predicate "const_0_to_255_operand"): Ditto.
23347 (define_predicate "const_1_to_31_operand"): Ditto.
23348 (define_predicate "const_2_to_3_operand"): Ditto.
23349 (define_predicate "const_4_to_7_operand"): Ditto.
23351 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23353 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
23354 in SImode for save_world.
23355 * config/rs6000/altivec.md (save_world, restore_world): Convert to
23358 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
23360 PR tree-optimization/30784
23361 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
23364 2007-03-25 Revital Eres <eres@il.ibm.com>
23366 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
23367 Fold movement_possibility function into it.
23369 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23371 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
23372 (load_macho_picbase_{si,di}): Convert to LR hard reg.
23373 (call_indirect_nonlocal_darwin64): Same.
23374 (call_nonlocal_darwin64): Same.
23375 (call_value_indirect_nonlocal_darwin64): Same.
23376 (call_value_nonlocal_darwin64): Same.
23377 (sibcall_nonlocal_darwin64): Same.
23378 (sibcall_value_nonlocal_darwin64): Same.
23379 (sibcall_symbolic_64): Same.
23380 (sibcall_value_symbolic_64): Same.
23381 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
23383 (rs6000_emit_load_toc_table): Same.
23384 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
23385 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
23387 (divss_call): Same.
23388 (divus_call): Same.
23389 (quoss_call): Same.
23390 (quous_call): Same.
23391 (load_toc_v4_pic_si): Same
23392 (load_toc_v4_PIC_1): Same.
23393 (load_toc_v4_PIC_1b): Same.
23394 (call_indirect_aix{32,64}): Same.
23395 (call_value_indirect_aix{32,64}): Same.
23397 (call_value): Same.
23398 (call_local{32,64}): Same.
23399 (call_value_local{32,64}): Same.
23400 (call_indirect_nonlocal_aix{32,64}): Same.
23401 (call_nonlocal_aix{32,64}): Same.
23402 (call_value_indirect_nonlocal_aix{32,64}): Same.
23403 (call_value_nonlocal_aix{32,64}): Same.
23404 (call_indirect_nonlocal_sysv<mode>): Same.
23405 (call_nonlocal_sysv<mode>): Same.
23406 (call_value_indirect_nonlocal_sysv<mode>): Same.
23407 (call_value_nonlocal_sysv<mode>): Same.
23409 (sibcall_local{32,64}): Same.
23410 (sibcall_value_local{32,64}): Same.
23411 (sibcall_nonlocal_aix{32,64}): Same.
23412 (sibcall_value_nonlocal_aix{32,64}): Same.
23413 (sibcall_nonlocal_sysv<mode>): Same.
23414 (sibcall_value): Same.
23415 (sibcall_value_nonlocal_sysv<mode>): Same.
23417 2007-03-24 Paul Brook <paul@codesourcery.com>
23419 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
23420 * config/arm/linux-eabi.h: Remove legacy syscall hack.
23422 2007-03-24 Richard Henderson <rth@redhat.com>
23424 * config/ia64/constraints.md: New file.
23425 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
23426 satisfies_constraint_?.
23427 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
23428 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
23429 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
23430 ia64_output_mi_thunk): Likewise.
23431 (ia64_const_ok_for_letter_p): Remove.
23432 (ia64_const_double_ok_for_letter_p): Remove.
23433 (ia64_extra_constraint): Remove.
23434 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
23435 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
23436 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
23437 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
23438 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
23439 EXTRA_MEMORY_CONSTRAINT): Remove.
23440 * config/ia64/ia64.md: Include constriants.md. Replace
23441 CONST_OK_FOR_? with satisfies_constraint_?.
23443 2007-03-23 Michael Meissner <michael.meissner@amd.com>
23444 H.J. Lu <hongjiu.lu@intel.com>
23446 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
23448 (name macros): Use DPD_BID_NAME to convert names properly.
23450 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
23451 decimal floating point format.
23452 (init_floating_libfuncs): Change decimal functions so that they
23453 have a "bid_" prefix if the decimal system uses the BID format,
23454 and "dpd_" prefix if the decimal system uses the DPD format.
23455 (init_interclass_conv_libfuncs): Ditto.
23456 (init_intraclass_conv_libfuncs): Ditto.
23458 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23459 using the BID format.
23461 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23462 whether we are using the BID decimal format.
23463 * configure: Regenerate.
23465 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23466 the compiler has decimal floating point enabled. Define
23467 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23470 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23471 using the BID format.
23473 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23474 whether we are using the BID decimal format.
23475 * configure: Regenerate.
23477 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23478 the compiler has decimal floating point enabled. Define
23479 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23482 * doc/install.texi (--enable-decimal-float): Document BID and DPD
23483 options, and that it is enabled for i386/x86_64 systems.
23485 * Makefile.in (enable_decimal_float): New.
23487 (DECNUMINC): Add -I$(DECNUMFMT).
23488 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
23489 to $(DECNUMFMT) from $(DECNUM).
23491 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
23492 Substitute enable_decimal_float.
23493 * configure: Regenerated.
23496 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
23499 * configure.ac: Enable decimal float for x86_64-*-linux*.
23500 * configure: Regenerated.
23503 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
23504 decimal128ClearSign to flip and clear the sign bit in decimal128.
23505 (decimal_real_maxval): Set decimal128SetSign to set the sign
23508 2007-03-23 Ian Lance Taylor <iant@google.com>
23510 * fold-const.c (fold_binary): Correct warning for X - c >= X.
23512 2007-03-23 Ian Lance Taylor <iant@google.com>
23514 * tree-dump.c (dump_files): Correct comment.
23516 2007-03-23 Ian Lance Taylor <iant@google.com>
23518 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
23520 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
23522 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
23523 in cfglayout mode. Don't go into and out of cfglayout mode.
23524 Link the blocks in the order of the constructed traces.
23525 (rest_of_handle_tracer): Adjust call to tracer.
23526 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
23527 Don't go into cfglayout mode.
23528 (rtl_loop_done): Don't go out of cfglayout mode.
23529 * cfglayout.c (relink_block_chain): New function, split out from...
23530 (fixup_reorder_chain): ...here. Remove redundant checking.
23531 (cfg_layout_finalize): Don't clear the header, footer, and aux
23532 fields here, move the code to do so to relink_block_chain. Likewise
23533 for free_original_copy_tables.
23534 * rtl.h (tracer): Update prototype.
23535 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
23536 Assert we are in cfglayout mode. Don't go into and out of cfglayout
23537 mode. Use relink_block_chain to serialize the CFG according to the
23538 new basic block order. Move targetm.cannot_modify_jumps_p check from
23540 (gate_handle_reorder_blocks): ...to here.
23541 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
23543 (gate_duplicate_computed_gotos): ...to here.
23544 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
23545 something always changes when going into and out of cfglayout mode.
23546 Perform an expensive cfg cleanup while going into cfglayout mode.
23547 Always update liveness information on HAVE_conditional_execution
23548 targets. Reserialize the basic blocks and go out of cfglayout mode.
23549 * reg-stack.c: Include cfglayout.h.
23550 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
23551 the call to reorder_basic_blocks.
23552 * basic-block.h (reorder_basic_blocks): Update prototype.
23553 (relink_block_chain): New prototype.
23554 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
23556 2007-03-23 Joseph Myers <joseph@codesourcery.com>
23558 * config/mips/mips.md (type, hazard, *movdi_32bit,
23559 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
23560 *movhi_internal, *movqi_internal, *movsf_hardfloat,
23561 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
23562 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
23563 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
23565 (movcc): Change first xfer to multi.
23566 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
23567 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
23568 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
23569 config/mips/generic.md: Change reservations using "xfer" to use
23571 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
23572 using match_operand.
23573 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
23574 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
23576 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
23578 2007-03-22 Richard Henderson <rth@redhat.com>
23580 * config/i386/i386.c: Remove unnecessary function declarations.
23581 Move targetm definition, and all related macros, to the end of
23582 the file. Resort some functions to put definitions before uses.
23583 (ix86_attribute_table): Make static. Move to end of file.
23584 (ix86_gimplify_va_arg): Make static.
23586 2007-03-22 Richard Henderson <rth@redhat.com>
23588 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
23589 don't increase local_regparm with force_align_arg_pointer check.
23590 (ix86_function_sseregparm): Assert 32-bit.
23591 (type_has_variadic_args_p): New.
23592 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
23593 type_has_variadic_args_p.
23594 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
23595 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
23596 use memset instead. Do maybe_vaarg check first; skip attribute
23597 tests if true; skip attribute tests for 64-bit.
23598 (construct_container): Remove TARGET_DEBUG_ARG.
23599 (function_arg_advance_32, function_arg_advance_64): Split out ...
23600 (function_arg_advance): ... from here.
23601 (function_arg_32, function_arg_64): Split out ...
23602 (function_arg): ... from here.
23603 (ix86_pass_by_reference): Tidy.
23604 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
23605 (function_value_32): New, from parts of ix86_function_value
23606 and ix86_value_regno.
23607 (function_value_64): New, from parts of ix86_function_value
23608 and ix86_libcall_value.
23609 (ix86_function_value_1): New.
23610 (ix86_function_value, ix86_libcall_value): Use it.
23611 (return_in_memory_32, return_in_memory_64): Split out ...
23612 (ix86_return_in_memory): ... from here.
23613 (ix86_struct_value_rtx): Skip for 64-bit.
23614 (ix86_libcall_value, ix86_value_regno): Remove.
23615 (setup_incoming_varargs_64): Split out ...
23616 (ix86_setup_incoming_varargs): ... from here.
23617 (ix86_va_start): Remove TARGET_DEBUG_ARG.
23618 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
23619 * config/i386/i386-protos.h (ix86_function_value): Remove.
23620 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
23622 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23625 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
23626 infinities not supported, otherwise emit warning if -Woverflow. On
23627 underflow, emit warning if -Woverflow.
23628 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
23630 * real.h (real_from_string): Update declaration
23632 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
23633 Richard Henderson <rth@redhat.com>
23635 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
23636 * calls.c (compute_argument_block_size, expand_call,
23637 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
23638 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
23639 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
23640 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
23641 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
23642 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
23643 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
23644 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
23647 2007-03-22 Joseph Myers <joseph@codesourcery.com>
23649 * c-incpath.c (add_sysroot_to_chain): New.
23650 (merge_include_chains): Add sysroot argument. Call
23651 add_sysroot_to_chain if sysrooted.
23652 (register_include_chains): Update call to merge_include_chains.
23653 * doc/cppopts.texi: Document use of '=' in include directory
23656 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
23658 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
23659 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
23660 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
23661 insn pattern using X87MODEF12 mode macro.
23663 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
23665 * regmove.c (regmove_optimize): Use reg_mentioned_p
23666 instead of reg_overlap_mentioned_p for DST.
23668 2007-03-21 Mike Stump <mrs@apple.com>
23670 * c.opt: Fixup for Objective-C/C++.
23672 2007-03-21 Steve Ellcey <sje@cup.hp.com>
23674 * explow.c (convert_memory_address): Fold memory reference when
23675 POINTERS_EXTEND_UNSIGNED < 0
23677 2007-03-21 Richard Henderson <rth@redhat.com>
23680 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
23681 * config/i386/mmintrin.h (__m64): Likewise.
23682 * config/i386/xmmintrin.h (__m128): Likewise.
23684 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23686 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
23687 (VXWORKS_OS_CPP_BUILTINS): Define.
23688 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
23689 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
23691 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23693 * rtl.h (constant_pool_reference_p): Delete.
23694 (find_constant_src): Declare.
23695 * rtlanal.c (find_constant_src): New function.
23696 * simplify-rtx.c (constant_pool_reference_p): Delete.
23697 * config/i386/i386.md: Use find_constant_src instead of
23698 constant_pool_reference_p/avoid_constant_pool_reference pairs.
23700 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23702 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
23703 * c-cppbuiltin.c (c_cpp_builtins): Define them.
23705 2007-03-20 Mark Mitchell <mark@codesourcery.com>
23707 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
23708 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
23709 (arm_elf_asm_constructor): Use it.
23710 (arm_elf_asm_destructor): New function.
23712 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
23714 * jump.c (mark_jump_label): Treat SEQUENCE specially.
23716 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
23718 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
23720 2007-03-19 Andrew Haley <aph@redhat.com>
23722 PR tree-optimization/31264
23723 * tree-vrp.c (register_edge_assert_for_1): Don't look though
23724 VIEW_CONVERT_EXPRs.
23726 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
23728 PR rtl-optimization/30907
23729 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
23730 (fwprop_init): Always call loop_optimizer_initialize.
23731 (fwprop_done): Always call loop_optimizer_finalize.
23732 (fwprop): We always have loop info now.
23733 (gate_fwprop_addr): Remove.
23734 (pass_fwprop_addr): Use gate_fwprop as gate.
23736 PR rtl-optimization/30841
23737 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
23738 df_chain_alloc): Call df_reorganize_refs unconditionally.
23739 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
23740 refs_organized to refs_organized_size.
23741 (df_ref_create_structure): Use refs_organized_size instead of
23742 bitmap_size if refs had been organized, and keep refs_organized_size
23744 * df.h (struct df_ref_info): Change refs_organized to
23745 refs_organized_size.
23746 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
23749 2007-03-19 Mark Mitchell <mark@codesourcery.com>
23751 * except.c (output_function_exception_table): Do not reference the
23752 EH personality routine for functions that do not require an
23755 2007-03-20 Jakub Jelinek <jakub@redhat.com>
23758 * c-typeck.c (convert_for_assignment): Call comptypes for
23759 RECORD_TYPE or UNION_TYPE.
23761 PR inline-asm/30505
23762 * reload1.c (reload): Do invalid ASM checking after
23763 cleanup_subreg_operands.
23765 2007-03-19 Jeff Law <law@redhat.com>
23767 * tree-cfg.c (find_taken_edge): Tighten conditions for
23768 optimizing computed gotos.
23770 2007-03-19 Michael Matz <matz@suse.de>
23772 * builtins.c (expand_builtin_sync_operation,
23773 expand_builtin_compare_and_swap,
23774 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
23777 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
23778 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
23781 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23783 * doc/tm.texi: Add brackets around the return type of
23784 TARGET_SECONDARY_RELOAD.
23786 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
23787 Richard Guenther <rguenther@suse.de>
23789 PR tree-optimization/31254
23790 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
23791 Use handled_component_p () where appropriate. Continue
23792 propagating into the rhs if we propagated into an INDIRECT_REF
23795 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23797 * config/s390/s390.md (op_type attribute): RRR instruction type added.
23798 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
23799 (xde, xdee): Mode attributes adjusted to support DFP modes.
23800 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
23801 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
23802 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
23803 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
23804 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
23805 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23806 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
23808 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
23809 "movsf"): Insn definitions removed.
23810 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
23811 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
23812 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
23814 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
23815 "reload_in<mode>", "reload_out<mode>"): Expander added.
23816 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
23819 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23821 * config/s390/s390.md: Only non-functional changes. Renamed
23822 FPR mode macro to BFP all over the file.
23824 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23826 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
23827 (op_type attribute): RRF instruction type added.
23828 (fT0): New mode attribute.
23829 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23830 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
23831 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
23832 instruction no secondary memory is needed when moving DFmode values
23833 between GPRs and FPRs.
23835 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23837 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
23838 inverted and documentation adjusted.
23839 ("mhard-dfp", "msoft-dfp"): New options.
23840 * config/s390/s390.c (s390_handle_arch_option): New architecture
23842 (override_options): Sanity checks for the new options added.
23843 * config.gcc: New architecture switch: z9-ec.
23844 * config/s390/s390.h (processor_flags): PF_DFP added.
23845 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
23846 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
23847 when the bit is NOT set so remove it from the defaults.
23849 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23851 * genemit.c (main): Print include statement for dfp.h.
23852 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
23855 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23857 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
23859 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
23862 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
23863 instead of PATTERN.
23865 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23867 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
23868 attr_length_call, output_call, output_indirect_call): Cleanup
23869 formatting of targetm calls.
23871 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23873 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
23875 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23877 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
23878 reservation, bypass and anti-bypass descriptions for these
23879 instructions. Update move patterns.
23880 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
23883 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
23885 * tree-vect-transform.c (get_initial_def_for_induction): Replace
23886 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
23887 (get_initial_def_for_reduction): Likewise.
23889 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
23891 Fix PR tree-optimization/29922
23892 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
23893 (get_representative): Removed.
23894 (value_dies_in_block_x): Update for rvuse removal.
23895 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
23896 (compute_antic_aux): Handle when PHI nodes appear in
23897 non-single-successors.
23898 (dump_bitmap_of_names): Removed.
23899 (compute_antic_safe): Renamed and removed rvuse calculation.
23900 Calculate only antic safe.
23901 (insert_into_preds_of_block): Remove assert.
23902 (execute_pre): Update for renamed functions.
23903 (defer_or_phi_translate_block): New function.
23905 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23907 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
23908 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
23910 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
23911 Follow spelling conventions.
23913 * tree-data-ref.h: Remove the prototype for analyze_array.
23915 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
23917 PR tree-optimization/31041
23918 * tree-vect-transform.c (get_initial_def_for_induction): Call
23919 force_gimple_operand.
23921 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
23923 * ipa-type-escape.c (look_for_casts) : Revert code to use
23924 handled_component_p due to ada test a-numaux.adb.
23926 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23928 * final.c (final_scan_insn): Alter the condition of a
23929 conditional trap if we have nonstandard CC.
23931 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23933 * configure.ac: Remove excess quoting from asm line 0 test.
23934 * configure: Rebuilt.
23936 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23938 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
23939 * c-common.c (convert_and_check): Move warning logic to...
23940 (warnings_for_convert_and_check): ...here. Define.
23941 * c-common.h (warnings_for_convert_and_check): Declare.
23943 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23945 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
23946 (output_call): Likewise.
23948 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23950 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
23952 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23954 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
23956 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
23958 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
23959 opteron, athlon-64 and athlon-fx processor_alias_table entries.
23961 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
23963 PR tree-optimization/31183
23964 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
23965 Use double_int instead of unsigned int for representing access_strides.
23966 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
23968 2007-03-16 Richard Guenther <rguenther@suse.de>
23970 PR tree-optimization/31146
23971 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
23972 to allow recursion of forward_propagate_addr_expr.
23973 (forward_propagate_addr_into_variable_array_index): Likewise.
23974 (forward_propagate_addr_expr): Likewise.
23975 (tree_ssa_forward_propagate_single_use_vars): Likewise.
23976 (forward_propagate_addr_expr_1): Recurse on simple copies
23977 instead of propagating into them. Do so for useless conversions
23979 (forward_propagate_addr_expr): Clean up unused statements after
23982 2007-03-16 Richard Guenther <rguenther@suse.de>
23984 * builtins.c (expand_builtin_cexpi): Use the right argument
23985 for the expansion via cexp.
23987 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23989 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
23990 * configure: Rebuilt.
23992 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23995 * dwarf2out.c (force_type_die): Adjust comment.
23996 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
23998 2007-03-15 DJ Delorie <dj@redhat.com>
24000 * config/frv/predicates.md (minmax_operator): Don't check operands
24003 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24005 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
24006 Update constant estimates of number of iterations.
24007 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
24008 argument renamed to "realistic".
24009 (compute_estimated_nb_iterations): Removed.
24010 (record_niter_bound): New function.
24011 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
24012 call record_nonwrapping_iv with upper = false.
24013 (infer_loop_bounds_from_signedness): Pass upper argument to
24014 record_nonwrapping_iv.
24015 (estimate_numbers_of_iterations_loop): Do not call
24016 compute_estimated_nb_iterations. Record estimate based on profile
24017 information. Initialize the constant estimates of number of
24019 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
24021 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
24022 number of iterations is too small.
24023 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
24024 (EST_NOT_AVAILABLE): Removed.
24025 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
24026 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
24029 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24031 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
24032 Handle NE_EXPR guards.
24034 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24037 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
24038 Set also -pedantic-errors by default for the preprocessor unless
24039 -fpermissive is given.
24041 2007-03-15 Richard Guenther <rguenther@suse.de>
24043 PR middle-end/29719
24044 PR middle-end/31161
24045 * builtins.c (expand_builtin_cexpi): As a fallback if we
24046 don't have builtins for sincos or cexp create a function
24047 declaration for cexp and expand to a call to that.
24048 (expand_builtin_int_roundingfn): Always fall
24049 back to floor/ceil and its variants even if they may be
24052 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
24054 PR middle-end/31159
24055 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
24056 jump tables, move the call to delete_dead_jumptables from here...
24057 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
24058 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
24059 don't allow merging of blocks that try_redirect_by_replacing_jump
24060 also does not handle when not optimizing.
24062 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24063 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24065 * config/i386/i386.md (x86_sahf_1): Correctly handle
24068 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24071 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
24072 x86_64_general_operand as operand[2] predicate. Remove "iF"
24073 from operand constraints and use "e" constraint instead.
24074 (*subti3_1, *subti3_1 splitter): Ditto.
24075 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
24076 operand[1] predicate.
24078 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
24080 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
24081 arrays, multiply the access strides by the size of the sub-array.
24082 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
24084 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24086 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
24087 the configured assembler supports the sahf mnemonic.
24088 * configure: Regenerate.
24089 * config.in: Regenerate.
24091 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
24092 emit "sahf" or ".byte\t0x9e" as asm template.
24094 2007-03-14 Michael Meissner <michael.meissner@amd.com>
24097 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
24098 option to replace hard coded TARGET_xxx in md file.
24099 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
24100 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24101 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
24102 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
24103 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
24104 (X86_TUNE_NOT_VECTORMODE): Ditto.
24105 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
24106 (TUNE_AVOID_VECTOR_DECODE): Ditto.
24107 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24108 (TUNE_SLOW_IMUL_IMM8): Ditto.
24109 (TUNE_MOVE_M1_VIA_OR): Ditto.
24110 (TUNE_NOT_UNPAIRABLE): Ditto.
24111 (TUNE_NOT_VECTORMODE): Ditto.
24113 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
24116 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
24117 tuning options instead of hard coded TARGET_xxx.
24118 (fix ssemode peephole2's): Ditto.
24119 (imul peephole2's): Ditto.
24121 (movdi_or_rex64): Ditto.
24122 (move peephole2): Ditto.
24123 (not peephole2's): Ditto.
24125 2007-03-14 Dirk Mueller <dmueller@suse.de>
24127 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
24128 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
24129 * c-parser.c (c_parser_if_body): Always add an empty statement in case
24131 * c-parser.c (c_parser_do_statement): Warn about empty body in
24132 do/while statement.
24133 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
24134 * doc/invoke.texi (-Wempty-body): Update documentation.
24136 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24139 * c-common.h (warn_for_div_by_zero): Declare.
24140 * c-common.c (warn_for_div_by_zero): Define.
24141 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
24144 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24146 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
24147 to PREFIX and STANDARD_PREFIX.
24149 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24150 Phil Edwards <phil@codesourcery.com>
24152 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
24153 (__gthread_once_t): Remove busy field for RTPs.
24154 (__GTHREAD_ONCE_INIT): Update accordingly.
24156 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24158 * doc/invoke.texi: Document VxWorks options.
24160 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24162 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
24164 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
24166 PR tree-optimization/30590
24167 * tree-nrv.c (tree_nrv): Check for the partial update of the
24170 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24172 * flags.h (flag_random_seed): Remove declaration, in favor of...
24173 * toplev.h (get_random_seed, set_random_seed): ... these.
24174 * tree.c (get_file_function_name): Use the former.
24175 * opts.c (common_handle_option): Use the latter.
24178 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
24180 PR middle-end/31127
24181 * cse.c (cse_find_path): Do not bail out if a basic block that
24182 we already visited now becomes part of a path that starts at a
24183 different basic block. Just disallow this, to make sure we
24184 visit each basic block at most once.
24186 2007-03-13 Jan Hubicka <jh@suse.cz>
24188 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
24189 attributes, when profile esitmate is present, calls with very low
24190 frequency are cold.
24192 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
24194 PR tree-optimization/30730
24195 PR tree-optimization/26900
24196 * tree-ssa-loop-niter.c: Include gmp.h.
24197 (bounds): New type.
24198 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
24199 split_to_var_and_offset, determine_value_range,
24200 bound_difference_of_offsetted_base, refine_bounds_using_guard,
24201 bound_difference, bounds_add, bounds_negate,
24202 number_of_iterations_ne_max, dump_affine_iv): New functions.
24203 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
24204 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
24205 difference of initial and final value of control iv to validate
24207 (number_of_iterations_cond): Add loop parameter. Determine bounds
24208 on the difference of the extremes of the control iv. Add dumps.
24209 (expand_simple_operations): Handle phi nodes.
24210 (simplify_using_initial_conditions): Do not record used conditions.
24211 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
24212 Do not set additional_info.
24213 (implies_nonnegative_p, implies_ge_p): Removed.
24214 (derive_constant_upper_bound): Do not use parameter `additional'.
24215 (record_estimate): Parameter `additional' removed. Parameter
24216 `i_bound' added. Do not call derive_constant_upper_bound.
24217 (record_nonwrapping_iv): Use derive_constant_upper_bound to
24218 bound the number of iterations estimate.
24219 (estimate_numbers_of_iterations_loop): Pass the estimate from
24220 the number of iterations analysis to record_estimate.
24221 * tree.h (multiple_of_p): Declare.
24222 * tree-scalar-evolution.c (expression_expensive_p): Removed.
24223 (scev_const_prop): Do not check expression_expensive_p.
24224 * fold-const.c (multiple_of_p): Exported.
24225 * double-int.c (double_int_mask): Exported.
24226 * double-int.h (double_int_mask): Declare.
24227 * tree-flow.h (struct tree_niter_desc): Removed additional_info
24228 field. Added max field.
24230 2007-03-13 David Taylor <taylor@candd.org>
24233 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
24236 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24239 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
24240 two unamed patterns.
24242 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
24244 * config/i386/i386.opt (mcx16, msahf): New options.
24245 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
24246 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
24248 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
24249 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
24250 Output -mcx16 and -msahf options when corresponding bit is set.
24252 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
24253 and -msahf options.
24255 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24257 * configure.ac: Test for assembler tolerance to # 0 "".
24258 * configure, config.in: Rebuilt.
24259 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
24261 2007-03-13 Geoffrey Keating <geoffk@apple.com>
24263 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
24265 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
24266 (handle_syscall): Handle direct system calls.
24267 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
24269 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24271 * doc/invoke.texi: Fix cpp.info cross-reference.
24272 * doc/passes.texi: Fix gcc.info cross-reference.
24274 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
24276 PR tree-optimization/30835
24277 * lambda-code.c (can_convert_to_perfect_nest): Check whether
24278 bb_for_stmt is not NULL before accessing it.
24280 2007-03-12 Joseph Myers <joseph@codesourcery.com>
24282 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
24285 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24288 * doc/install.texi: Document --enable-stage1-languages
24290 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
24292 * tree-pass.h (pass_into_cfg_layout_mode,
24293 pass_outof_cfg_layout_mode): Declare.
24294 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
24295 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
24296 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
24297 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
24299 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
24301 * c-decl.c (warn_variable_length_array): New function.
24302 Refactored from grokdeclarator to handle warn_vla
24303 and handle unnamed array case.
24304 (grokdeclarator): Refactored VLA warning case.
24305 * c.opt (Wvla): New flag.
24306 * doc/invoke.texi (Wvla): New warning.
24308 2007-03-12 Richard Henderson <rth@redhat.com>
24310 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
24311 (TARGET_SECTION_TYPE_FLAGS): New.
24313 2007-03-12 Richard Henderson <rth@redhat.com>
24315 * config/darwin.c (machopic_reloc_rw_mask): New.
24316 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
24317 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
24319 2007-03-12 Mark Mitchell <mark@codesourcery.com>
24321 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
24322 * cppdefault.h (cpp_PREFIX): Document.
24323 (cpp_PREFIX_len): Likewise.
24324 (cpp_EXEC_PREFIX): New variable.
24325 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
24326 * c-incpath.c (add_standard_paths): Correct logic for relocating
24327 paths within prefix.
24329 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
24331 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
24332 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
24334 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
24335 fix_truncdfdi_sse using SSEMODEF mode macro.
24336 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
24337 fix_truncdfsi_sse using SSEMODEF mode macro.
24338 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
24339 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
24341 2007-03-12 Richard Sandiford <richard@codesourcery.com>
24343 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
24344 elfos.h to tm_file.
24346 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
24348 * tree.h : Add multiple_of_p declaration.
24349 * fold-const.c (multiple_of_p): Make multiple_of_p public.
24350 * ipa-type-escape.c (results_of_malloc): Redundant.
24351 (visited_stmts): New. Visited stmt for walk_use_def_chains.
24352 (cast_type): Extended with new members.
24353 (check_cast): Returns cast_type.
24354 (cast): New structure for data of walk_use_def_chains.
24355 (is_malloc_result, is_cast_from_non_pointer_1,
24356 is_cast_from_non_pointer,
24357 is_array_access_through_pointer_and_index): New functions.
24358 (look_for_casts): Returns cast types.
24359 (check_call): Returns void.
24360 (okay_pointer_operation): Use support of pointer plus index,
24361 pointer plus constant and allow all multiplications.
24363 2007-03-11 Richard Guenther <rguenther@suse.de>
24365 PR tree-optimization/31115
24366 * tree-vrp.c (extract_range_from_binary_expr): Make sure
24367 the shift count is positive and non-anti-range for RSHIFT_EXPR.
24368 A shift count of zero is not special as with *_DIV_EXPR.
24369 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
24372 2007-03-11 Ian Lance Taylor <iant@google.com>
24374 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
24375 the *_DIV_EXPR codes correctly with overflow infinities.
24377 2007-03-11 Ira Rosen <irar@il.ibm.com>
24379 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
24380 indicate success/failure of the analysis. Add negation to subtrahend
24381 in case of subtraction. Fail if both operands contain constants.
24382 (create_data_ref): Fail if analyze_offset fails.
24384 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
24386 * config/i386/i386.md (frndintxf2): Rename to ...
24387 (rintxf2): ... this. Remove expander having same name.
24388 (rintsf2, rintdf2): Implement using SSEMODEF macro.
24389 (roundsf2, rounddf2): Ditto.
24390 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
24391 (lround<mode>di2, lround<mode>si2): Ditto.
24393 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
24395 * lower-subreg.c: Include except.h.
24396 (decompose_multiword_subregs): Verify that the only control flow
24397 insns we can split are loads to multi-words pseudos.
24398 Handle breaking such blocks after splitting, instead of calling
24399 find_many_sub_basic_blocks.
24401 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
24402 on the new basic block. Add a lengthy comment explaining why we
24403 thought this was necessary.
24404 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
24406 2007-03-10 Mark Mitchell <mark@codesourcery.com>
24409 * tree.c (walk_type_fields): Recurse into the element type of
24410 ARRAY_TYPEs if there is a pointer set.
24412 2007-03-10 Dirk Mueller <dmueller@suse.de>
24414 * c-common.c (warn_logical_operator): Fix condition.
24416 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
24418 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
24420 * config/darwin.c (machopic_select_section): Remove superfluous
24421 argument in call to categorize_decl_for_section. Remove unused
24424 2007-03-10 Joseph Myers <joseph@codesourcery.com>
24426 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
24428 * configure: Regenerate.
24430 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
24433 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
24434 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
24435 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
24436 Add LABEL_NUSES to emitted label.
24437 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
24438 branch probability value to emitted jump insn.
24439 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
24440 Do not check life information and do not re-arrange input operands
24441 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
24443 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24445 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
24446 the change of decode_asm_operands.
24448 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24450 * mode-switching.c (create_pre_exit): Skip blockage insn.
24452 2007-03-09 Diego Novillo <dnovillo@redhat.com>
24454 * tree-pass.h (TODO_update_smt_usage): Remove.
24456 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24460 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24462 * pa.c (attr_length_call): Revise condition for long
24463 pc-relative branch.
24464 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
24465 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
24466 sequence on SOM target.
24468 2007-03-09 Geoffrey Keating <geoffk@apple.com>
24470 * gcc.c: Document %{, in big comment at top.
24471 (input_suffix_matches): Remove special handling for .s and
24473 (input_spec_matches): New.
24474 (handle_braces): Handle %{,.
24475 (validate_switches): ',' indicates a value which is not a switch.
24476 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
24477 to detect assembler input.
24478 * config/i386/sol2.h (CPP_SPEC): Likewise.
24479 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
24480 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
24481 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
24482 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
24483 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
24484 -m64 causes deployment target to default to 10.5.
24485 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24487 2007-03-09 Richard Henderson <rth@redhat.com>
24490 * target.h (targetm.asm.out.reloc_rw_mask): New.
24491 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
24492 (TARGET_ASM_OUT): Use it.
24493 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
24494 * varasm.c (categorize_decl_for_section): Remove shlib argument;
24495 use the new reloc_rw_mask target hook instead.
24496 (default_section_type_flags_1): Merge into...
24497 (default_section_type_flags): ... here.
24498 (decl_readonly_section_1): Merge into...
24499 (decl_readonly_section): ... here.
24500 (default_elf_select_section_1): Merge into...
24501 (default_elf_select_section): ... here.
24502 (default_unique_section_1): Merge into...
24503 (default_unique_section): ... here.
24504 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
24505 (default_select_rtx_section): Use it.
24506 (default_elf_select_rtx_section): Likewise.
24507 * output.h: Update to match.
24508 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
24509 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
24510 (TARGET_ASM_RELOC_RW_MASK): New.
24511 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
24512 to categorize_decl_for_section.
24513 (x86_64_elf_unique_section): Likewise.
24514 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
24515 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
24516 (TARGET_ASM_RELOC_RW_MASK): New.
24517 * config/ia64/ia64.c (ia64_rwreloc_select_section,
24518 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
24519 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
24520 (TARGET_RWRELOC): Remove.
24521 (ia64_section_type_flags): Adjust call to default_section_type_flags.
24522 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24523 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
24524 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
24525 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
24526 (rs6000_xcoff_select_section): Use decl_readonly_section.
24527 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
24528 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24529 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
24530 (TARGET_SECTION_TYPE_FLAGS): Remove.
24531 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
24533 2007-03-09 Roger Sayle <roger@eyesopen.com>
24535 * fold-const.c (fold_comparison): Remove compile-time evaluation of
24536 complex constant equality/inequality comparisons for here.
24537 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
24538 known at compile-time or can be simplified to a scalar comparison.
24539 (fold_relational_const): Move compile-time evaluation of complex
24540 constant equality/inequality comparisons to here.
24542 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24544 PR rtl-optimization/30643
24545 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
24547 (fold_rtx): Recurse, like before 2006-11-03.
24549 2007-03-09 DJ Delorie <dj@redhat.com>
24551 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
24554 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
24556 PR tree-optimization/30375
24557 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
24558 LHS of statements is not the same.
24559 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
24561 2007-03-09 Chao-ying Fu <fu@mips.com>
24563 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
24565 * doc/invoke.texi (-mdspr2): Document new option.
24566 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
24567 New unspec for DSP REV 2.
24568 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
24569 these instructions are extended in DSP REV 2.
24570 (mips-dspr2.md): Include.
24571 * config/mips/mips.opt (mdspr2): New option.
24572 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
24573 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
24574 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
24575 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
24576 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
24577 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
24578 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
24580 (bdesc_map): Add one field of unsupported_target_flags.
24581 (bdesc_arrays): Update entries to have extra fields. Add
24583 (mips_init_builtins): Initialize new function types.
24584 Check unsupported_target_fileds to filter out builtins.
24585 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
24587 (ASM_SPEC): Pass mdspr2 to the assembler.
24588 * config/mips/mips-dspr2.md: New file.
24590 2007-03-09 Sa Liu <saliu@de.ibm.com>
24592 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
24594 2007-03-09 Ian Lance Taylor <iant@google.com>
24596 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
24597 argument) like -Wstrict-overflow=2.
24598 * doc/invoke.texi (Warning Options): Update documentation.
24600 2007-03-09 Dirk Mueller <dmueller@suse.de>
24603 * doc/invoke.texi (-Wlogical-op): Document.
24604 * common.opt (-Wlogical-op): New.
24605 * c-common.h (warn_logical_operator): Declare.
24606 * c-common.c (warn_logical_operator): Define.
24607 * c-typeck.c (parser_build_binary_op): Call
24608 warn_logical_operator.
24610 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24612 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
24613 * final.c (final_scan_insn): Test for non-"" file name.
24615 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
24617 * doc/loop.texi: Document the Omega linear constraints solver.
24618 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
24619 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
24620 omega-hash-table-size, omega-max-keys, and
24621 omega-eliminate-redundant-constraints.
24622 * tree-pass.h (pass_check_data_deps): Declared.
24625 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
24626 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
24627 pass_check_data_deps): New.
24628 * tree-data-ref.c (init_data_ref): Remove declaration.
24629 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
24630 (analyze_array): Renamed init_array_ref, move up initializations.
24631 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
24632 Removed arguments that are set to NULL.
24633 (analyze_indirect_ref): Correct indentation, correct call to
24635 (object_analysis): Call init_array_ref instead of analyze_array.
24636 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
24637 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
24638 of DR_ACCESS_FNS_ADDR.
24639 (init_omega_eq_with_af, omega_extract_distance_vectors,
24640 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
24641 ddr_consistent_p): New.
24642 (compute_affine_dependence): Check consistency of ddrs when
24643 flag_check_data_deps is passed.
24644 (analyze_all_data_dependences): Uncomment.
24645 (tree_check_data_deps): New.
24646 * tree-data-ref.h: Include omega.h.
24647 (DR_ACCESS_FNS_ADDR): Removed.
24648 (data_dependence_relation): Add inner_loop.
24649 (DDR_INNER_LOOP): New.
24650 * common.opt (fcheck-data-deps): New.
24651 * tree-flow.h (tree_check_data_deps): Declare.
24652 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
24653 (OBJS-common): Depend on omega.o.
24655 * passes.c (pass_check_data_deps): Scheduled.
24656 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
24657 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
24658 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
24659 PARAM_VECT_MAX_VERSION_CHECKS,
24660 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
24662 2007-03-09 Richard Guenther <rguenther@suse.de>
24664 PR tree-optimization/30904
24665 PR middle-end/31058
24666 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
24667 the same way as *_DIV_EXPR.
24669 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24671 * recog.c (decode_asm_operands): No mixed declarations and code.
24673 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24675 * rtl.def (ASM_INPUT): Add location.
24676 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
24677 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
24678 (decode_asm_operands): Add loc operand.
24679 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
24680 * stmt.c (expand_asm): Rename to...
24681 (expand_asm_loc): ... this. Add locus argument. Pass it on to
24682 gen_rtx_ASM_INPUT_loc.
24683 (expand_asm_expr): Adjust.
24684 * recog.c (decode_asm_operands): Add loc operand.
24685 (check_asm_operands, extract_insn): Adjust.
24686 * reload1.c (maybe_fix_stack_asms): Likewise.
24687 * final.c (asm_insn_count): Likewise.
24688 (final_scan_insn): Output # line before and after asm.
24690 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
24692 * tree-ssa-structalias.c (variable_info): Remove
24694 (new_var_info): Ditto.
24695 (shared_bitmap_info_t): New structure.
24696 (shared_bitmap_table): New variable.
24697 (shared_bitmap_hash): New function.
24698 (shared_bitmap_eq): Ditto
24699 (shared_bitmap_lookup): Ditto.
24700 (shared_bitmap_add): Ditto.
24701 (merge_smts_into): Change to take bitmap directly.
24702 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
24703 (init_alias_vars): Init shared bitmap hashtable.
24704 (delete_points_to_sets): Delete shared bitmap hashtable.
24705 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
24706 is_aliased removal as a change that was still necessary was
24709 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
24711 * config/i386/i386.h (override_options): Conditionally disable
24712 x86_sahf for 64bit targets only.
24714 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
24717 * c-decl.c (merge_decls): Don't call make_var_volatile.
24718 * varasm.c (make_var_volatile): Remove.
24719 * output.h (make_var_volatile): Remove.
24721 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
24723 PR tree-optimization/31085
24724 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
24726 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24728 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
24729 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
24730 ATTR_CONST_NOTHROW_LIST.
24732 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24735 2007-03-08 Diego Novillo <dnovillo@redhat.com>
24737 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
24739 2007-03-08 Geoffrey Keating <geoffk@apple.com>
24742 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
24744 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
24745 passed, use shared libgcc.
24747 2007-03-08 Roger Sayle <roger@eyesopen.com>
24749 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
24750 instead of calling build2 with a GIMPLE_MODIFY_STMT.
24751 (honor_protect_cleanup_actions, lower_try_finally_switch):
24753 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
24754 ifc_temp_var): Likewise.
24755 * tree-inline.c (setup_one_parameter): Likewise.
24756 * tree-mudflap.c (mf_decl_cache_locals,
24757 mf_build_check_statement_for): Likewise.
24758 * tree-nested.c (init_tmp_var, save_tmp_var,
24759 finalize_nesting_tree_1): Likewise.
24760 * tree-outof-ssa.c (insert_copy_on_edge,
24761 insert_backedge_copies): Likewise.
24762 * tree-profile.c (tree_gen_edge_profiler,
24763 tree_gen_ic_profiler): Likewise.
24764 * tree-scalar-evolution.c (scev_const_prop): Likewise.
24765 * tree-sra.c (sra_build_assignment): Likewise.
24766 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
24767 * tree-ssa-math-opts.c (insert_reciprocals,
24768 execute_cse_sincos_1): Likewise.
24769 * tree-tailcall.c (adjust_accumulator_values,
24770 adjust_return_value): Likewise.
24771 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
24772 * tree-vect-transform.c (vect_create_data_ref_ptr,
24773 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
24774 vect_create_epilog_for_reduction, vectorizable_reduction,
24775 vectorizable_call, vectorizable_conversion,
24776 vectorizable_assignment, vectorizable_operation,
24777 vectorizable_type_demotion, vect_gen_widened_results_half,
24778 vect_permute_store_chain, vectorizable_store,
24779 vect_setup_realignment, vect_permute_load_chain,
24780 vectorizable_load, vectorizable_condition,
24781 vect_create_cond_for_align_checks): Likewise.
24782 * tree-vrp.c (build_assert_expr_for): Likewise.
24784 2007-03-08 Ian Lance Taylor <iant@google.com>
24786 * tree-vrp.c: Include "intl.h".
24787 (usable_range_p): New static function.
24788 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
24789 overflowed values, juts set *strict_overflow_p.
24790 (compare_values): Only return -2 if one of the operands is not a
24792 (compare_ranges): Call usable_range_p.
24793 (compare_range_with_value): Likewise.
24794 (vrp_evaluate_conditional_warnv): Rename from
24795 vrp_evaluate_conditional. Make static. Change all callers.
24796 (vrp_evaluate_conditional): New function.
24797 (simplify_div_or_mod_using_ranges): Issue warning about reliance
24798 on signed overflow.
24799 (simplify_abs_using_ranges): Likewise.
24800 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
24801 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
24802 within_stmt parameter.
24803 * tree-ssa-propagate.c (fold_predicate_in): Update call to
24804 vrp_evaluate_conditional.
24805 * tree-ssa-threadedge.c
24806 (record_temporary_equivalences_from_stmts_at_dest): Change
24807 simplify parameter to take a second tree parameter.
24808 (simplify_control_stmt_condition): Likewise.
24809 (thread_across_edge): Likewise.
24810 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24811 (thread_across_edge): Likewise.
24812 * Makefile.in (tree-vrp.o): Depend upon intl.h.
24814 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
24816 * config/i386/i386.h (TARGET_SAHF): New define.
24817 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
24818 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
24819 (x86_sahf): New global variable.
24820 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
24821 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
24822 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
24823 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
24825 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
24826 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
24827 when expanding fcomi/sahf based tests.
24828 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
24829 expanding sahf based alternative. Emit sahf based sequence when
24830 optimizing for code size.
24831 * config/i386/i386.md (x86_sahf_1): Do not disable for
24832 TARGET_64BIT, enable for TARGET_SAHF.
24834 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
24836 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
24837 spurious whitespace from error message.
24839 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
24842 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
24844 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
24846 * c-decl.c (grokdeclarator): Disable warnings for anonymous
24848 * tree-sra.c (instantiate_element): Propagate disabled warnings
24849 from the element itself to the created variable.
24851 2007-03-07 Richard Henderson <rth@redhat.com>
24854 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
24855 silently fix up the stack in the case of a missing register.
24857 2007-03-07 Paul Brook <paul@codesourcery.com>
24859 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
24861 2007-03-07 Joseph Myers <joseph@codesourcery.com>
24863 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
24865 (phase1_vrs): Use them.
24866 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
24867 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
24868 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
24869 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
24870 __gnu_Unwind_Restore_WMMXC if required.
24871 (_Unwind_VRS_Pop): Implement iWMMXt support.
24872 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
24873 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
24874 gnu_Unwind_Save_WMMXC): Define.
24876 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24878 * config/vxworks.h (vxworks_override_options): Declare.
24879 (VXWORKS_OVERRIDE_OPTIONS): Use it.
24880 * config/vxworks.c: Include target.h and toplev.h.
24881 (vxworks_override_options): New function.
24882 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
24884 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
24886 * config/s390/s390.c (override_options): Don't emit an error when
24887 -mstack-size is used without providing -mstack-guard.
24888 (s390_emit_prologue): Choose stack_guard value automatically if not
24889 provided via command line.
24890 * doc/invoke.texi: Adjust description of -mstack-guard and
24893 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24895 * config/i386/i386.c (output_set_got): Add a GOT initialization
24896 sequence for VxWorks PIC.
24897 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
24898 around labels as well as symbols. Use gotoff_operand instead
24899 of local_symbolic_operand.
24900 (legitimize_pic_address): Use gotoff_operand instead of
24901 local_symbolic_operand. Use @GOT accesses for labels as
24903 (ix86_output_addr_diff_elt): Use PC-relative rather than
24904 GP-relative offsets for VxWorks PIC.
24905 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
24906 no_new_pseudos. Check whether the returned register is op0.
24907 * config/i386/i386.md (tablejump): Use PC-relative rather than
24908 GP-relative offsets for VxWorks PIC.
24909 * config/i386/predicates.md (gotoff_operand): New predicate.
24911 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24913 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
24915 * config/vxworks-dummy.h: New file.
24916 * config/i386/i386.h: Include it.
24918 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
24920 * dwarf2out.c (is_inlined_entry_point): New
24921 (add_high_low_attributes): Emit DW_AT_entry_pc along with
24922 DW_AT_ranges if the first subblock is the entry point.
24924 2007-03-06 David Daney <ddaney@avtrex.com>
24926 * doc/install.texi (mips-*-*): Change recommended binutils
24929 2007-03-06 Anatoly Sokolov <aesok@post.ru>
24931 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
24932 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
24934 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24935 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24937 2007-03-06 Jan Hubicka <jh@suse.cz>
24939 * errors.h (warning, error, fatal, internal_error): Mark as cold.
24940 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
24942 (probably_cold_bb_p): Cold functions are cold.
24943 (probably_never_executed_bb_p): Cold functions are cold.
24944 (tree_bb_level_predictions): Predict calls to cold functions as not
24946 (compute_function_frequency): Check hot/cold attributes.
24947 * function.h (function_frequency): Update comments.
24948 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
24949 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
24950 (c_common_att): Add cold and hot.
24952 * doc/extend.texi (hot,cold attributes): Document.
24954 2007-03-06 Andrew Haley <aph@redhat.com>
24956 * function.c (expand_function_end): Move blockage to just after we
24957 emit the label for the naked return from the function.
24959 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24961 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
24964 2007-03-06 Jan Hubicka <jh@suse.cz>
24966 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
24967 loaded for constant large models. Non-large 64bit PIC can do.
24968 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
24969 * cmodel.h: Add LARGE PIC.
24970 * i386.md (UNSPEC_PLTOFF): New.
24971 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
24973 (*call_1_rex64): Disable for large models.
24974 (*call_1_rex64_large): New.
24975 (*call_value_1_rex64): Disable for large models.
24976 (*call_value_1_rex64_large): New.
24977 (set_rip_rex4): New.
24978 (set_got_offset_rex64): New.
24979 * predicates.md (constant_call_address_operand): For large model
24980 constant calls are not possible.
24981 * i386-protos.h (construct_plt_address): Declare.
24982 * i386.c (override_options): Accept large models.
24983 (ix86_expand_prologue): Expand large PIC GOT pointer load.
24984 (legitimate_constant_p): Add new UNSPECs.
24985 (legitimate_pic_operand_p): Likewise.
24986 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
24987 (legitimize_pic_address): Do easy RIP relative way for TLS only for
24989 (output_pic_addr_const): Add PLTOFF.
24990 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
24991 (ix86_expand_move): Legitimize pic address when in PIC mode.
24992 (construct_plt_address): New function.
24993 (ix86_expand_call): Offload the address to register and use GOT
24994 pointer for large model.
24995 * invoke.texi (mcmodel=large): Update documentation.
24997 2007-03-06 Richard Henderson <rth@redhat.com>
24999 * config/i386/i386.c (x86_use_leave, x86_push_memory,
25000 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
25001 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
25002 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
25003 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
25004 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
25005 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
25006 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
25007 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
25008 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
25009 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25010 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
25011 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25012 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25013 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
25014 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
25015 x86_schedule, x86_use_bt, x86_pad_returns,
25016 x86_use_xchgb): Merge into ...
25017 (ix86_tune_features): ... here. New array.
25018 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25019 x86_bswap): Merge into ...
25020 (ix86_arch_features): ... here. New array.
25021 (x86_3dnow_a): Remove.
25022 (x86_accumulate_outgoing_args): Make static.
25023 (x86_arch_always_fancy_math_387): Make static.
25024 (ix86_tune_mask, ix86_arch_mask): Move ...
25025 (override_options): ... to local variables here. Apply the
25026 appropriate mask to each element of ix86_arch_features and
25027 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
25028 as were done in the old macros.
25029 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
25030 * config/i386/i386.h (x86_use_leave, x86_push_memory,
25031 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
25032 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
25033 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
25034 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
25035 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
25036 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
25037 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
25038 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
25039 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
25040 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25041 x86_accumulate_outgoing_args, x86_prologue_using_move,
25042 x86_epilogue_using_move, x86_decompose_lea,
25043 x86_arch_always_fancy_math_387, x86_shift1,
25044 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25045 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25046 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
25047 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25048 x86_use_incdec, x86_pad_returns, x86_bswap,
25049 x86_partial_flag_reg_stall): Remove.
25050 (enum ix86_tune_indices): New.
25051 (ix86_tune_features): New.
25052 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
25053 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
25054 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
25055 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
25056 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
25057 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
25058 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
25059 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
25060 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
25061 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
25062 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
25063 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
25064 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
25065 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
25066 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
25067 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
25068 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
25069 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
25070 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
25071 TARGET_EXT_80387_CONSTANTS): Use it.
25072 (enum ix86_arch_indices): New.
25073 (ix86_arch_features): New.
25074 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
25075 TARGET_BSWAP): Use it.
25076 (ix86_tune_mask, ix86_arch_mask): Remove.
25078 2007-03-06 Joseph Myers <joseph@codesourcery.com>
25081 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
25082 Define using $${sysroot_headers_suffix}.
25083 * configure: Regenerate.
25084 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
25085 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
25087 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
25088 * gcc.c (print_sysroot_headers_suffix): New.
25089 (option_map): Include --print-sysroot-headers-suffix.
25090 (display_help): Mention -print-sysroot-headers-suffix.
25091 (process_command): Handle -print-sysroot-headers-suffix.
25092 (do_spec_1): Append multilib directory to include-fixed path if
25093 sysroot suffixes in use.
25094 (main): Handle -print-sysroot-headers-suffix.
25095 * Makefile.in (start.encap): Don't depend on xlimits.h
25096 (xlimits.h): Remove.
25097 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
25098 limits.h for each multilib in fixinc_list.
25099 (fixinc_list, s-fixinc_list): New.
25100 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
25101 generate them for each multilib in fixinc_list.
25102 (stmp-fixproto): Use include-fixed. Run fixproto for each
25103 multilib in fixinc_list.
25104 (mostlyclean): Don't remove xlimits.h.
25105 (clean): Remove include-fixed.
25106 (real-install-headers-tar, real-install-headers-cpio,
25107 real-install-headers-cp): Don't copy include, only include-fixed.
25108 (install-mkheaders): Depend on fixinc_list. Don't depend on
25109 xlimits.h. Save limits.h files for each multilib in fixinc_list.
25110 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
25111 SYSTEM_HEADER_DIR setting in mkheaders.conf.
25113 2007-03-06 Jan Hubicka <jh@suse.cz>
25115 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
25118 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25120 * configure.ac: Allow tm_file to contain build-directory files.
25121 * configure: Regenerate.
25122 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
25123 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
25124 * config/m68k/print-sysroot-suffix.sh: New file.
25126 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25128 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
25129 of pic_offset_table_rtx if reload_completed.
25130 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
25131 PIC_OFFSET_TABLE_REGNUM.
25132 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
25134 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
25135 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
25137 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25139 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25140 functions that call eh_return.
25142 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25144 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25145 functions that need a constant pool.
25147 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25150 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
25151 (m68k_preferred_reload_class): Likewise.
25152 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
25153 (SECONDARY_RELOAD_CLASS): Define.
25154 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
25155 (LIMIT_RELOAD_CLASS): Delete.
25156 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
25157 registers from storing bytes.
25158 (m68k_secondary_reload_class): New function.
25159 (m68k_preferred_reload_class): Likewise.
25161 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25163 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
25165 (m68k_expand_prologue): Likewise.
25167 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25169 * config/m68k/m68k-protos.h (output_sibcall): Declare.
25170 (mips_expand_epilogue): Add a bool parameter.
25171 (m68k_legitimize_sibcall_address): Declare.
25172 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
25173 (m68k_expand_epilogue): Add a parameter to select between sibling
25174 and normal epilogues. Only generate a return for the latter.
25175 (m68k_ok_for_sibcall_p): New function.
25176 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
25177 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
25178 (sibcall_value, *sibcall_value): Likewise.
25179 (*call, *call_value): Require !SIBLING_CALL_P.
25180 (epilogue): Update call to m68k_expand_epilogue.
25181 (sibcall_epilogue): New pattern.
25182 * config/m68k/predicates.md (const_call_operand): Say that this
25183 predicate applies to sibling calls too.
25184 (sibcall_operand): New predicate.
25186 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25188 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
25189 alternatives as movsi_cf.
25190 (movsf_cf_hard): Add commentary.
25192 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
25193 Richard Sandiford <richard@codesourcery.com>
25195 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
25196 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
25197 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
25198 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
25199 as being live on exit from an interrupt function.
25200 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
25201 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
25202 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
25203 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
25204 (m68k_interrupt_function_p): Globalize.
25205 (m68k_compute_frame_layout): Remove reverse mask code.
25206 (m68k_emit_movem, m68k_set_frame_related): New functions.
25207 (m68k_output_function_prologue): Delete in favor of...
25208 (m68k_expand_prologue): ...this new function.
25209 (m68k_output_function_epilogue): Delete in favor of...
25210 (m68k_expand_epilogue): ...this new function.
25211 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
25213 (print_operand): Handle %?.
25214 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
25215 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
25216 (prologue, epilogue): New patterns.
25217 (return): Turn into a define_expand.
25218 (*return): New pattern, derived from old "return" pattern. Use rte
25219 rather than rts for interrupt functions. Only use rtd if the pop
25221 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
25222 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
25223 (link, *link, unlink, *unlink, load_got): Likewise.
25225 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25229 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
25230 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
25231 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
25232 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
25233 and m68k_matches_u_p.
25234 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
25235 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
25236 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
25237 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
25238 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
25239 (REG_STRICT_P): New macro.
25240 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
25241 PCREL_GENERAL_OPERAND_OK.
25242 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
25243 m68k_legitimate_base_reg_p.
25244 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
25245 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
25246 (PIC_CASE_VECTOR_ADDRESS): Update comment.
25247 * config/m68k/m68k.c (m68k_address): New structure.
25248 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
25249 (m68k_decompose_index, m68k_legitimate_constant_address_p)
25250 (m68k_jump_table_ref_p, m68k_decompose_address)
25251 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
25252 (m68k_matches_u_p): New functions.
25253 (print_operand_address): Rewrite to use m68k_decompose_index.
25255 2007-03-05 David Taylor <dtaylor@emc.com>
25257 * gcc.c: Correct copyright date in --version output.
25259 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25261 * pa.md: In unamed move patterns, disparge copies between general
25262 and floating point registers using '?' modifier. Don't include 'f'
25263 constraint for register preferences in DImode, SImode, HImode and
25264 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
25265 Remove constraints for copies between general and floating registers
25266 in soft-float DFmode pattern.
25267 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
25271 2007-03-05 Mike Stump <mrs@apple.com>
25273 * c-common.c (targetcm): Add.
25274 * c-opts.c (c_common_handle_option): Handle language specific
25276 * opts.c (handle_option): Verify language for target options, if
25278 * opth-gen.awk: Add CL_LANG_ALL.
25279 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
25280 (TARGETCM_INITIALIZER): Add.
25281 * target.h (struct gcc_targetcm): Add.
25283 * targhooks.c (default_handle_c_option): Add.
25284 * targhooks.h (default_handle_c_option): Add.
25285 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
25287 * config/darwin.opt (iframework): Add.
25288 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
25289 * config/darwin-c.c (handle_c_option): Add.
25290 (TARGET_HANDLE_C_OPTION): Add.
25292 * doc/invoke.texi (Darwin Options): Add -iframework.
25294 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25296 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
25299 2007-03-05 Ian Lance Taylor <iant@google.com>
25301 * c.opt (fgnu89-inline): New option.
25302 * c-opts.c (c_common_post_options): Set default value for
25304 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
25305 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
25307 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
25308 (grokdeclarator, start_function): Likewise.
25309 * c-cppbuiltin.c (c_cpp_builtins): Define either
25310 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
25311 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
25312 (C Dialect Options): Document -fgnu89-inline.
25313 * doc/extend.texi (Function Attributes): Explain what the
25314 gnu_inline attribute does.
25315 * doc/cpp.texi (Common Predefined Macros): Document
25316 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
25318 2007-03-05 Ian Lance Taylor <iant@google.com>
25320 PR tree-optimization/31034
25321 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
25322 half-range if the other side is an overflow infinity.
25324 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25326 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
25327 (bfin*-linux-uclibc*): New configuration.
25328 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
25330 * config/bfin/linux.h: New file.
25331 * config/bfin/libgcc-bfin.ver: New file.
25332 * config/bfin/t-bfin-uclinux: New file.
25333 * config/bfin/t-bfin-linux: New file.
25334 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
25335 (TARGET_OS_CPP_BUILTINS): New macro.
25337 2007-03-05 Richard Guenther <rguenther@suse.de>
25339 * fold-const.c (fold_binary): Remove duplicate folding
25340 of comparison of non-null ADDR_EXPR against null.
25342 2007-03-05 Richard Guenther <rguenther@suse.de>
25343 Dorit Nuzman <dorit@il.ibm.com>
25345 PR tree-optimization/26420
25346 * tree-vectorizer.c (vectorize_loops): Bail out early if there
25347 are no loops in the function. Only print the number of
25348 vectorized loops if it is greater than zero or we are supposed
25349 to print information about unvectorized loops.
25351 2007-03-05 Revital Eres <eres@il.ibm.com>
25353 * gcc.dg/var-expand1.c: New test.
25354 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
25355 when an accumulator is expanded.
25357 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25360 * c-common.c (convert_and_check): Don't give warnings for
25361 conversion if 'expr' already overflowed.
25363 2007-03-04 Roger Sayle <roger@eyesopen.com>
25365 PR middle-end/30744
25366 * fold-const.c (fold_comparison): Enforce type consistency when
25367 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
25369 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
25371 * tree-ssa-address.c (create_mem_ref): Do not put an expression
25372 containing a cast to the base of TARGET_MEM_REF.
25374 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
25376 * tree.c (tree_contains_struct_check_failed): Remove spurious
25377 whitespace from error message.
25379 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
25382 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
25383 instead of precision.
25385 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
25386 Nathan Sidwell <nathan@codesourcery.com>
25388 * emit-rtl.c (find_auto_inc): New.
25389 (try_split): recreate REG_INC notes,
25390 Use regular for loops rather than whiles.
25392 2007-03-03 Andreas Schwab <schwab@suse.de>
25394 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
25395 * configure: Regenerate.
25397 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25399 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
25400 flag_rounding_math, not flag_unsafe_math_optimizations.
25402 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
25404 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
25405 alpha_fold_vector_minmax): Likewise.
25406 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
25407 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
25409 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25411 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
25412 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
25413 if the lhs has side-effects.
25414 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
25416 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25418 * config/i386/i386.h (TUNEMASK): Remove define.
25419 (ARCHMASK): Remove define.
25420 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
25421 Use ix86_arch_mask variable instead of ARCHMASK.
25422 * config/i386/i386.c (override_options): Ditto.
25423 (standard_80387_constant_p): Ditto.
25425 2007-03-02 Ian Lance Taylor <iant@google.com>
25427 Used signed infinities in VRP.
25428 * tree-vrp.c (uses_overflow_infinity): New static function.
25429 (supports_overflow_infinity): New static function.
25430 (make_overflow_infinity): New static function.
25431 (negative_overflow_infinity): New static function.
25432 (positive_overflow_infinity): New static function.
25433 (is_negative_overflow_infinity): New static function.
25434 (is_positive_overflow_infinity): New static function.
25435 (is_overflow_infinity): New static function.
25436 (overflow_infinity_range_p): New static function.
25437 (compare_values_warnv): New function split out of compare_values.
25438 (compare_value): Call it.
25439 (set_value_range_to_nonnegative): Add overflow_infinity
25440 parameter. Change caller.
25441 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
25443 (vrp_expr_computes_nonzero): Likewise.
25444 (compare_ranges, compare_range_with_value): Likewise.
25445 (compare_name_with_value, compare_names): Likewise.
25446 (vrp_evaluate_conditional): Likewise.
25447 (set_value_range): Handle infinity
25448 (vrp_operand_equal_p, operand_less_p): Likewise.
25449 (extract_range_from_assert): Likewise.
25450 (vrp_int_const_binop): Likewise.
25451 (extract_range_from_binary_expr): Likewise.
25452 (extract_range_from_unary_expr): Likewise.
25453 (extract_range_from_comparison): Likewise.
25454 (extract_range_from_expr): Likewise.
25455 (dump_value_range): Likewise.
25456 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
25457 (test_for_singularity): Likewise.
25458 (vrp_int_const_binop): Remove inline qualifier.
25459 (adjust_range_with_scev): Add comment.
25460 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25462 2007-03-02 Diego Novillo <dnovillo@redhat.com>
25464 * tree-ssa-structalias.c (could_have_pointers): Tidy.
25465 (get_constraint_for): Likewise.
25466 (do_structure_copy): Likewise.
25467 (find_func_aliases): Fix references to MODIFY_EXPR.
25468 (intra_create_variable_infos): Tidy.
25469 * tree-ssa-operands.c (add_virtual_operand): Add argument
25471 When adding members of alias sets, if IS_CALL_SITE is true and
25472 the symbol is not call-clobbered, skip it.
25473 Adjust all callers.
25475 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25477 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
25478 entry by means of emit_insn_at_entry.
25480 2007-03-02 Richard Henderson <rth@redhat.com>
25482 * expr.h (promoted_input_arg): Remove decl.
25483 * function.c (promoted_input_arg): Merge into ...
25484 * combine.c (setup_incoming_promotions): ... only caller.
25485 Rearrange to avoid double loop.
25487 2007-03-02 Ben Elliston <bje@au.ibm.com>
25488 Peter Bergner <bergner@vnet.ibm.com>
25489 Janis Johnson <janis187@us.ibm.com>
25491 * config/rs6000/dfp.md: New file.
25492 * config/rs6000/rs6000.md: Include dfp.md.
25493 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
25494 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
25495 and TDmode decimal float modes in FP registers.
25496 (num_insns_constant): Likewise.
25497 (rs6000_legitimate_offset_address_p): Likewise.
25498 (rs6000_legitimize_address): Likewise.
25499 (rs6000_legitimize_reload_address): Likewise.
25500 (rs6000_legitimate_address): Likewise.
25501 (rs6000_emit_move): Likewise.
25502 (function_arg_boundary): Likewise.
25503 (function_arg_advance): Likewise.
25504 (rs6000_darwin64_record_arg_recurse): Likewise.
25505 (function_arg): Likewise.
25506 (rs6000_gimplify_va_arg): Likewise.
25507 (rs6000_split_multireg_move): Likewise.
25508 (rs6000_output_function_epilogue): Likewise.
25509 (rs6000_output_function_epilogue): Likewise.
25510 (rs6000_register_move_cost): Likewise.
25511 (rs6000_function_value): Likewise.
25512 (rs6000_libcall_value): Likewise.
25514 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25516 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
25518 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25520 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
25521 Use $MULTIDIR to choose between the kernel and RTP headers,
25522 and use $WIND_BASE and $WIND_USR to locate them.
25524 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25526 * config/i386/i386.c (override_options): Put initialization of
25527 ix86_tune_mask and ix86_arch_mask to the correct place.
25529 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25530 Michael Meissner <michael.meissner@amd.com>
25533 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
25534 (ARCHMASK): Define.
25535 (TARGET_CMOVE): Use ARCHMASK.
25536 (TARGET_CMPXCHG): Ditto.
25537 (TARGET_CMPXCHG8B): Ditto.
25538 (TARGET_XADD): Ditto.
25539 (TARGET_BSWAP): Ditto.
25540 * config/i386/i386.c (ix86_tune_mask): New global variable.
25541 (ix86_arch_mask): Ditto.
25542 (override_options): Initialize ix86_tune_mask and
25543 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
25546 2007-03-02 Ben Elliston <bje@au.ibm.com>
25549 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
25551 2007-03-02 Joseph Myers <joseph@codesourcery.com>
25553 * target.h (init_dwarf_reg_sizes_extra): New target hook.
25554 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
25555 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
25556 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
25558 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
25559 rs6000_init_dwarf_reg_sizes_extra): New.
25560 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
25561 SPE register high parts.
25563 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
25565 * Makefile.in: Add install-pdf target as
25566 copied from automake v1.10 rules.
25567 * configure.ac: Add install-pdf to target list.
25568 * configure: Regenerate.
25570 2007-03-01 Paul Brook <paul@codesourcery.com>
25572 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
25573 modes to LDRD for DImode.
25574 (output_move_double): Fixup out of range ldrd/strd.
25575 (vfp_secondary_reload_class): Rename...
25576 (coproc_secondary_reload_class): ... to this. Add wb argument.
25577 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
25578 coproc_secondary_reload_class for CLASS_IWMMXT.
25579 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
25580 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
25582 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
25584 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
25585 unroll factor by the estimated number of iterations.
25586 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
25587 than prefetch latency.
25589 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
25590 decode_caches_intel, detect_caches_intel): New functions.
25591 (host_detect_local_cpu): Use detect_caches_amd and
25592 detect_caches_intel.
25594 2007-03-01 Richard Henderson <rth@redhat.com>
25596 * expr.c (emit_move_complex_push): Export.
25597 (emit_move_complex_parts): Split out from ...
25598 (emit_move_complex): ... here.
25599 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
25600 * config/i386/i386.md (movcdi): New.
25602 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
25604 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
25605 size of mode1 to check for tieable modes in MMX case.
25607 2007-03-01 Richard Sandiford <richard@codesourcery.com>
25609 * Makefile.in (rtlanal.o): Depend on tree.h.
25610 * rtl.h (offset_within_section_p, split_const): Declare.
25611 * rtlanal.c: Include tree.h.
25612 (offset_within_block_p): New function, taken from
25613 mips_offset_within_object_p.
25614 (split_const): New function, taken from mips_split_const.
25615 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
25617 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
25618 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
25619 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
25620 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
25621 (m68k_illegitimate_symbolic_constant_p): New function.
25622 * config/m68k/m68k.md (movsi): Remove misleading predicates.
25623 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
25624 symbolic constant that might be outside the symbol's section,
25625 move the symbol first and then add the offset.
25626 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
25628 * config/mips/mips.c (mips_split_const): Delete.
25629 (mips_offset_within_object_p): Delete.
25630 (mips_symbolic_constant_p): Use offset_within_section_p and
25631 split_const instead of mips_offset_within_object_p and
25633 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
25634 (mips_legitimize_const_move, print_operand_reloc)
25635 (mips_dangerous_for_la25_p): Use split_const instead of
25638 2007-02-28 Eric Christopher <echristo@apple.com>
25640 * Makefile.in (install-include-dir): Don't rm -rf include.
25642 2007-02-28 Richard Guenther <rguenther@suse.de>
25644 PR middle-end/30364
25645 * fold-const.c (fold_binary): Do not associate expressions
25646 with more than one variable for integer types that do not wrap.
25648 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
25650 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
25651 Delete, and replace with...
25652 (fold_builtin_call_array): This. Update callers to use it.
25653 * fold-const.c (fold_build_call_list): Delete, and replace with...
25654 (fold_build_call_array): This.
25655 (fold_build_call_list_initializer): Delete, and replace with...
25656 (fold_build_call_array_initializer): This.
25657 * tree.h: Update declarations to reflect above changes.
25659 * c-typeck.c (build_function_call): Store converted arguments
25660 in a stack-allocated array instead of building a list.
25661 (convert_arguments): Store arguments in the array passed in as an
25662 argument, and return the actual number of arguments.
25663 * c-format.c: (check_function_format): Pass arguments in an
25664 array instead of a list.
25665 * c-common.c (check_function_nonnull): Likewise.
25666 (check_function_sentinel): Likewise.
25667 (check_function_arguments): Likewise.
25668 * c-common.h: Update declarations to reflect above changes.
25670 2007-02-28 Jan Hubicka <jh@suse.cz>
25672 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
25673 PRED_NEGATIVE_RETURN): Update outcomes.
25675 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
25677 * calls.c (emit_library_call_value_1): Handle partial registers
25678 correctly when building up CALL_INSN_FUNCTION_USAGE.
25680 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25682 * pa/predicates.md (move_src_operand): Allow zero for mode.
25683 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
25686 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
25689 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
25690 *movv2df_internal): Enable pattern only for valid operand
25692 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
25693 tie only 128bit modes. For MMX registers, tie only 64bit modes.
25695 2007-02-27 Mike Stump <mrs@apple.com>
25697 * config/darwin-crt3.c: Avoid compilation when compiling for a
25700 2007-02-27 Joseph Myers <joseph@codesourcery.com>
25702 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
25704 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
25705 for fixed headers and limits.h.
25706 (install-include-dir, install-headers-tar, install-headers-cpio,
25707 install-headers-cp, real-install-headers-tar,
25708 real-install-headers-cpio, real-install-headers-cp): Handle
25709 include-fixed as well as include.
25710 (install-mkheaders): Don't install files that go only in include
25712 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
25713 from GCC_INCLUDE_DIR.
25714 * gcc.c (process_command): Remove special -BstageN/ handling.
25715 (do_spec_1): Add include-fixed directories.
25717 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25719 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
25721 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
25723 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
25726 2007-02-27 Mark Mitchell <mark@codesourcery.com>
25728 * c-common.c (get_priority): Add check for
25729 SUPPORTS_INIT_PRIORITY.
25731 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25733 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
25735 * config/bfin/bfin.c: Include "cfglayout.h".
25736 (MAX_LSETUP_DISTANCE): New macro.
25737 (struct loop_info): New members incoming, incoming_src and
25738 incoming_dest. Delete member predecessor.
25739 (length_for_loop): New function.
25740 (bfin_optimize_loop): Handle more different loop structures.
25741 (bfin_discover_loop): Rework detection of predecessor blocks by
25742 examining incoming edges.
25743 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
25745 (bfin_reorder_loops): New function.
25746 (bfin_reorg_loops): Use these three new functions.
25748 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
25749 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
25750 (CONSTRAINT_LEN): Add entry for 'q'.
25751 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
25752 Add 'q' constraints.
25753 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
25754 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
25756 * config/bfin/bfin.md (add_with_carry): New pattern.
25757 (s_or_u, su_optab, su_modifier): New code macros/attrs.
25758 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
25759 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
25760 support unsigned multiplies too. Removed incorrect commutativity from
25761 operand 1 constraint where appropriate.
25762 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
25764 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
25765 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
25767 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
25768 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
25769 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
25770 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
25771 usmulhisi_hh_huh): New patterns.
25773 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
25774 lshifthi3): Fix output template to use half reg for operand 2.
25776 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
25779 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
25781 2007-02-27 Andreas Schwab <schwab@suse.de>
25783 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
25785 2007-02-27 Jan Hubicka <jh@suse.cz>
25787 * predict.c (last_basic_block_p): Remove.
25788 (tree_estimate_probability): Update return heuristic for commonized
25791 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25793 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
25795 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25797 * doc/include/gcc-common.texi (versionsubtitle): New macro.
25798 * doc/cpp.texi: Standardize title page.
25799 * doc/cppinternals.texi: Likewise.
25800 * doc/gcc.texi: Standardize title page, remove version number
25801 from copyright page.
25802 * doc/gccint.texi: Likewise.
25803 * doc/install.texi: Standardize title page, add table of
25806 2007-02-26 Jan Hubicka <jh@suse.cz>
25808 * predict.def: Set outcomes according to more recent results.
25809 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
25810 Remove dead predictors.
25811 * predict.c (return_prediction): Fix pasto.
25813 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25815 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
25816 change; avoid a memory leak when returning early.
25818 2007-02-26 Mark Mitchell <mark@codesourcery.com>
25820 * c-decl.c (static_ctors): Move to c-common.c.
25821 (static_dtors): Likewise.
25822 (finish_function): Use c_record_cdtor_fn.
25823 (build_cdtor): Move to c-common.c.
25824 (c_write_global_declarations): Use c_build_cdtor_fns.
25825 * c-common.h (static_ctors): Declare.
25826 (static_dtors): Likewise.
25827 (c_record_cdtor_fn): Likewise.
25828 (c_build_cdtor_fns): Likewise.
25829 * c-common.c (static_ctors): New variable.
25830 (static_dtors): Likewise.
25831 (c_record_cdtor_fn): New function.
25832 (build_cdtor): Move from c-decl.c
25833 (c_build_cdtor_fns): New function.
25835 * output.h (assemble_addr_to_section): Declare.
25836 (get_cdtor_priority_section): Likewise.
25837 * varasm.c (assemble_addr_to_section): New function.
25838 (get_cdtor_priority_section): Likewise.
25839 (default_named_section_asm_out_destructor): Use them.
25840 (destor_dtor_section_asm_out_destructor): Likewise.
25841 (default_named_section_asm_out_constructor): Likewise.
25842 (default_ctor_section_asm_out_constructor): Likewise.
25843 * config.gcc (*-*-vxworks*): Include vxworks.o.
25844 * config/t-vxworks (vxworks.o): New target.
25845 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
25846 (TARGET_ASM_CONSTRUCTOR): Define.
25847 (TARGET_ASM_DESTRUCTOR): Likewise.
25848 (vxworks_asm_out_constructor): Declare.
25849 (vxworks_asm_out_destructor): Likewise.
25851 * c-common.c (get_priority): Check that we have not just an
25852 INTEGER_CST, but an integer constant with integeral type.
25854 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
25856 PR tree-optimization/30938
25857 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
25858 use &dt[nargs-1] instead of &dt[nargs] in the call to
25859 vect_is_simple_use().
25861 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
25863 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
25864 from register elimination as PRE_MODIFY / POST_MODIFY increments.
25865 Do not attempt to handle MEM inside auto-inc expressions.
25866 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
25867 of a register modified by an auto-inc expression. However, do handle
25868 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
25869 (elimination_effects): Prohibit elimination of a register modified
25870 by an auto-inc expression. Disable register elimination rules whose
25871 target register is modified by an auto-inc expression with variable
25874 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
25876 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
25878 (array_at_struct_end_p): New function.
25879 (idx_infer_loop_bounds): Use it.
25880 (estimate_numbers_of_iterations_loop): Export.
25881 * predict.c (predict_loops): Use estimated_loop_iterations_int.
25882 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
25883 (tree_estimate_probability): Call record_loop_exits.
25884 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
25885 (estimated_loop_iterations, estimated_loop_iterations_int,
25886 estimated_loop_iterations_tree): New functions.
25887 (analyze_siv_subscript_cst_affine,
25888 compute_overlap_steps_for_affine_1_2,
25889 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
25890 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
25891 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
25892 (PRED_LOOP_ITERATIONS_GUESSED): New.
25893 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
25894 * cfgloop.h (estimate_numbers_of_iterations_loop,
25895 estimated_loop_iterations_int): Declare.
25897 2007-02-25 Mark Mitchell <mark@codesourcery.com>
25899 * doc/extend.texi: Document optional priority argument to
25900 constructors and destructors.
25901 * tree.c (init_priority_for_decl): Adjust GTY markers.
25902 (init_ttree): Use priority-info hash functions for
25903 init_priority_for_decl.
25904 (tree_map_eq): Rename to ...
25905 (tree_map_base_eq): ... this.
25906 (tree_map_marked_p): Rename to ...
25907 (tree_map_base_marked_p): ... this.
25908 (tree_map_base_hash): New function.
25909 (decl_init_priority_lookup): Rework.
25910 (decl_fini_priority_lookup): New function.
25911 (decl_priority_info): New function.
25912 (decl_init_priority_insert): Use it.
25913 (decl_fini_priority_insert): Likewise.
25914 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
25916 (decl_restrict_base_insert): Likewise.
25917 (decl_debug_expr_insert): Likewise.
25918 (decl_value_expr_lookup): Likewise.
25919 (decl_value_expr_insert): Likewise.
25920 * tree.h (priority_type): New type.
25921 (decl_init_priority_lookup): Use priority_type.
25922 (decl_fini_priority_lookup): New function.
25923 (decl_init_priority_insert): Use priority_type.
25924 (decl_fini_priority_insert): New function.
25925 (DECL_HAS_INIT_PRIORITY): Tweak comments.
25926 (DECL_INIT_PRIORITY): Likewise.
25927 (SET_DECL_INIT_PRIORITY): Add comment.
25928 (DECL_FINI_PRIORITY): New macro.
25929 (SET_DECL_FINI_PRIORITY): Likewise.
25930 (DEFAULT_INIT_PRIORITY): Document.
25931 (MAX_INIT_PRIORITY): Likewise.
25932 (MAX_RESERVED_INIT_PRIORITY): Likewise.
25933 (tree_map_base): New type.
25934 (tree_map_base_eq): New function.
25935 (tree_map_base_hash): Likewise.
25936 (tree_map_base_marked_p): Likewise.
25937 (tree_map): Inherit from tree_map_base.
25938 (tree_map_eq): Make it a macro.
25939 (tree_map_marked_p): Likewise.
25940 (tree_int_map): Inherit from tree_map_base.
25941 (tree_int_map_eq): Make it a macro.
25942 (tree_int_map_hash): Likewise.
25943 (tree_int_map_marked_p): Likewise.
25944 (tree_priority_map): New type.
25945 (tree_priority_map_eq): New macro.
25946 (tree_priority_map_hash): Likewise.
25947 (tree_priority_map_marked_p): Likewise.
25948 * varasm.c (emults_decl): Adjust for refactoring of tree_map
25950 (emutls_common_1): Likewise.
25951 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
25952 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
25953 of tree_map hierarchy.
25954 * tree-cfg.c (move_stmt_r): Likewise.
25955 (new_label_mapper): Likewise.
25956 * c-tree.h (c_expand_body): Move to ...
25957 * c-common.h (c_expand_body): ... here.
25958 * c-decl.c (c_expand_body): Move to ...
25959 * c-common.c (c_expand_body): ... here.
25960 (c_common_attribute_table): Allow 1 argument for the constructor
25961 and destructor attributes.
25962 (get_priority): New function.
25963 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
25964 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
25966 2007-02-24 Jan Hubicka <jh@suse.cz>
25968 PR middle-end/30509
25969 * tree-inline.c (copy_bb): Produce exact copy of EH info when
25970 copying for inlining.
25972 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25973 Jan Hubicka <jh@suse.cz>
25976 * i386.c (counter_mode): New function.
25977 (expand_set_or_movmem_via_loop): Use it.
25978 (expand_movmem_epilogue): Likewise; fix pasto.
25979 (ix86_expand_movmem): Do emit guard even for constant counts.
25980 (ix86_expand_setmem): Likewise.
25982 2007-02-25 Nick Clifton <nickc@redhat.com>
25984 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
25985 (JUMP_TABLES_IN_TEXT_SECTION): Define.
25987 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25990 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
25991 count argument with 0x10, not with 0x16.
25992 (expand_setmem_epilogue): Ditto.
25994 2007-02-24 Mike Stump <mrs@apple.com>
25996 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
25999 2007-02-24 Richard Guenther <rguenther@suse.de>
26001 PR middle-end/30951
26002 * fold-const.c (fold_binary): Fold x +- CST op x for
26003 EQ_EXPR and NE_EXPR.
26005 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26007 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
26009 2007-02-24 Jan Hubicka <jh@suse.cz>
26011 * cgraphunit.c (decide_is_function_needed): Honor
26012 -fkeep-inline-functions.
26014 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26016 * builtins.c (fold_builtin_modf): New.
26017 (fold_builtin_2): Use it.
26019 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
26021 * loop-iv.c (implies_p): Detect additional cases where A implies B.
26022 (determine_max_iter): Take additional LOOP arg; all callers changed.
26023 Lose broken logic dealing with PLUS. Try to limit the upper bound by
26024 one using simplifications.
26025 (simplify_using_initial_values): Return if the expression becomes
26026 invalid due to altered regs.
26028 2007-02-23 DJ Delorie <dj@redhat.com>
26030 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
26032 2007-02-23 Mike Stump <mrs@apple.com>
26034 * tlink.c (scan_linker_output): Parse linker messages from
26035 darwin9's linker better.
26037 2007-02-23 Steve Ellcey <sje@cup.hp.com>
26040 * varpool.c (varpool_assemble_pending_decls): Set
26041 varpool_last_needed_node to null.
26043 2007-02-23 DJ Delorie <dj@redhat.com>
26045 * config/i386/i386.c (ix86_data_alignment): Don't specify an
26046 alignment bigger than the object file can handle.
26048 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
26051 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
26052 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
26053 (*movsf_1): Penalize MMX moves.
26055 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
26057 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
26058 2^32-1 or more times unless flag_unsafe_loop_optimizations.
26060 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
26062 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26064 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
26065 (fold_builtin_1): Use them.
26066 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26067 BUILT_IN_SIGNIFICAND.
26069 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
26071 * config/i386/i386.c (bdesc_1arg): Initialize
26072 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
26073 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
26074 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
26075 and IX86_BUILTIN_MOVSLDUP.
26077 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
26079 PR rtl-optimization/30841
26080 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
26082 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26084 * builtins.c (fold_builtin_frexp): New.
26085 (fold_builtin_2): Use it.
26087 2007-02-22 Mark Mitchell <mark@codesourcery.com>
26089 * doc/invoke.texi (Spec Files): Document getenv spec function.
26091 * gcc.c (getenv_spec_function): New function.
26092 (static_spec_functions): Add it.
26093 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
26094 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
26097 2007-02-22 Michael Matz <matz@suse.de
26100 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
26101 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
26103 2007-02-22 Ian Lance Taylor <iant@google.com>
26106 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
26107 (mem_loc_descriptor): Call it.
26109 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
26110 Ira Rosen <irar@il.ibm.com>
26112 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
26114 2007-02-22 Ira Rosen <irar@il.ibm.com>
26116 PR tree-optimization/30843
26117 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
26118 stores only after all the group is vectorized.
26120 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
26122 PR tree-optimization/30858
26123 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
26124 in the reduction cycle have a single use in the loop.
26125 * tree-vectorizer.h (relevant): Add documentation.
26127 2007-02-20 Mike Stump <mrs@apple.com>
26129 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
26130 * configure: Regenerate.
26132 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
26134 Change the defaults of some parameters and options.
26135 * config/spu/spu-protos.h (spu_optimization_options): Declare.
26136 * config/spu/spu.c (spu_optimization_options): Add.
26137 (spu_override_options): Change params in spu_optimization_options.
26138 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
26140 Register 127 is only 16 byte aligned when used as a frame pointer.
26141 * config/spu/spu-protos.h (spu_init_expanders): Declare.
26142 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
26143 HARD_FRAME_POINTER_REGNUM.
26144 (spu_legitimate_address): Use regno_aligned_for_reload.
26145 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
26146 aligned when frame_pointer_needed is true.
26147 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
26149 * config/spu/spu.h (INIT_EXPANDERS): Define.
26151 Make sure shift and rotate instructions have valid immediate operands.
26152 * config/spu/predicates.md (spu_shift_operand): Remove.
26153 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
26154 * config/spu/constraints.md (W, O): Extend range.
26155 * config/spu/spu.md (umask, nmask): Define.
26156 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
26157 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
26158 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
26159 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
26160 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
26161 (lshr<mode>3_reg): Fix rtl description.
26163 Make sure mulhisi immediate operands are valid.
26164 * config/spu/predicates.md (imm_K_operand): Add.
26165 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
26167 Generate constants using fsmbi and andi.
26168 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
26169 (print_operand, spu_split_immediate, classify_immediate,
26170 fsmbi_const_p): Handle IC_FSMBI2.
26172 Correctly handle a CONST_VECTOR containing symbols.
26173 * config/spu/spu.c (print_operand): Handle HIGH correctly.
26174 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
26175 (immediate_load_p): Allow symbols that use 2 instructions to create.
26176 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
26177 with symbols when flag_pic is set.
26178 (const_vector_immediate_p): New.
26179 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
26180 accept a CONST_VECTOR with symbols.
26181 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
26182 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
26184 * config/spu/spu.md (high, low): Delete.
26185 (low_<mode>): Define.
26187 Remove INTRmode and INTR_REGNUM, which didn't work.
26188 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
26190 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
26191 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
26192 peephole2 pattern): Don't use INTR or 131.
26193 (movintrcc): Delete.
26194 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
26195 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
26196 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
26197 (UNSPEC_SET_INTR): Add.
26198 * config/spu/spu-modes.def (INTR): Remove.
26200 More accurate warnings about run-time relocations.
26201 * config/spu/spu.c (reloc_diagnostic): Test in_section.
26203 Correctly warn about immediate arguments to specific intrinsics.
26204 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
26205 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
26206 the instruction predicate.
26208 Fix tree check errors with latest update.
26209 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
26211 (spu_expand_builtin): Use CALL_EXPR_FN.
26213 Add missing specific intrinsics.
26214 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
26216 * config/spu/spu_internals.h: Ditto.
26218 Fix incorrect operand modifiers.
26219 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
26220 * config/spu/spu.md (xor<mode>3): Change %S to %J.
26222 Optimize one case of zero_extend of a vec_select.
26223 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
26225 Accept any immediate for hbr.
26226 * config/spu/spu.md (hbr): Change s constraints to i.
26228 2007-02-21 Paul Brook <paul@codesourcery.com>
26230 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
26231 condexec_count when skipping USE and CLOBBER.
26233 2007-02-21 Nick Clifton <nickc@redhat.com>
26235 * common.opt (Warray-bounds): Add Warning attribute.
26236 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
26238 (fsized-zeroes): Add Optimization attribute.
26239 (fsplit-wide-types, ftree-scev-cprop): Likewise.
26240 * c.opt (Wc++0x-compat): Add Warning attribute.
26242 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
26244 PR middle-end/30761
26245 * reload1.c (eliminate_regs_in_insn): In the single_set special
26246 case, attempt to re-recognize the insn before falling back to
26247 having reload fix it up.
26249 2007-02-20 Eric Christopher <echristo@gmail.com>
26251 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
26252 Rewrite accordingly.
26253 (frv_read_iacc_argument): Ditto.
26254 (frv_expand_set_builtin): Take a call instead of arglist, update for
26256 (frv_expand_unop_builtin): Ditto.
26257 (frv_expand_binop_builtin): Ditto.
26258 (frv_expand_cut_builtin): Ditto.
26259 (frv_expand_binopimm_builtin): Ditto.
26260 (frv_expand_voidbinop_builtin): Ditto.
26261 (frv_expand_int_void2arg): Ditto.
26262 (frv_expand_prefetches): Ditto.
26263 (frv_expand_voidtriop_builtin): Ditto.
26264 (frv_expand_voidaccop_builtin): Ditto.
26265 (frv_expand_load_builtin): Ditto.
26266 (frv_expand_store_builtin): Ditto.
26267 (frv_expand_mdpackh_builtin): Ditto.
26268 (frv_expand_mclracc_builtin): Ditto.
26269 (frv_expand_mrdacc_builtin): Ditto.
26270 (frv_expand_mwtacc_builtin): Ditto.
26271 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
26274 2007-02-20 Janis Johnson <janis187@us.ibm.com>
26276 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
26277 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
26279 (HAVE_GAS_DFP): Check for assembler support of decimal floating
26280 point instructions.
26281 * configure: Regenerate.
26282 * config.in: Regenerate.
26283 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
26284 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
26285 masks to power6 and power6x and to POWERPC_MASKS.
26286 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26288 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
26289 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
26290 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26291 Access PROTOTYPE as variable, not mask.
26293 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26295 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
26296 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
26297 * combine.c (adjust_for_new_dest): Use it.
26298 * postreload.c (reload_combine): Likewise.
26300 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26302 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
26303 notes on an insn with multiple sets, even if single_set returns
26304 non-NULL for that insn.
26306 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26308 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
26309 scalbn and scalbln.
26311 2007-02-20 Geoffrey Keating <geoffk@apple.com>
26313 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
26314 if user didn't pass it.
26315 * config/i386/darwin.h (CC1_SPEC): Likewise.
26316 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
26317 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
26318 -mmacosx-version-min.
26320 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26321 Uros Bizjak <ubizjak@gmail.com>
26323 * optabs.h (enum optab_index): Add new OTI_scalb.
26324 (scalb_optab): Define corresponding macro.
26325 * optabs.c (init_optabs): Initialize scalb_optab.
26326 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
26328 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
26329 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
26330 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
26331 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
26332 flag_unsafe_math_optimizations is set.
26334 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
26335 to implement scalbf, scalb and scalbl built-ins as inline x87
26338 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26339 DJ Delorie <dj@redhat.com>
26342 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
26343 (diagnostic_report_diagnostic): ... here, and turn them into real
26344 errors. If warnings are inhibited, no need to do anything.
26346 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
26348 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
26349 better code generation.
26351 2007-02-20 Ben Elliston <bje@au.ibm.com>
26353 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
26355 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
26357 * config/alpha/alpha.c, config/alpha/alpha.md,
26358 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
26359 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
26360 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
26361 config/arm/lib1funcs.asm: Follow spelling conventions.
26363 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
26364 config/fr30/fr30.md, config/i386/i386.h,
26365 config/iq2000/iq2000.h, config/iq2000/predicates.md,
26366 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
26367 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
26368 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
26369 config/rs6000/altivec.md, config/rs6000/rs6000.c,
26370 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
26371 config/sparc/sparc.c, config/sparc/sparc.h,
26372 config/sparc/sparc.md, config/spu/constraints.md,
26373 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
26376 2007-02-20 Alan Modra <amodra@bigpond.net.au>
26379 * varasm.c (use_blocks_for_decl_p): Return false for decls with
26382 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26384 * doc/invoke.texi (-ftree-lrs): Remove.
26386 2007-02-19 Diego Novillo <dnovillo@redhat.com>
26388 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
26391 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
26393 * config/ia64/ia64.c (ia64_expand_builtin): Use the
26394 new CALL_EXPR_FN macro for retrieving the function
26395 declaration of the input expression.
26397 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26399 * c.opt (Waddress): New.
26400 * common.opt (Walways-true): Delete.
26401 (Wstring-literal-comparison): Delete.
26402 * doc/invoke.texi (Warning Options): Delete -Walways-true and
26403 -Wstring-literal-comparison. Add -Waddress.
26405 (Walways-true): Delete.
26406 (Wstring-literal-comparison): Delete.
26407 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
26408 consistently instead of -Walways-true in example.
26409 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
26410 * c-typeck.c (parser_build_binary_op): Replace
26411 -Wstring-literal-comparison and -Walways-true with -Waddress.
26412 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
26415 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26417 * tree-cfg.c (dump_function_to_file): Be prepared for functions
26418 without DECL_STRUCT_FUNCTION initialized.
26420 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26422 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
26423 due to calls to functions taking pointers as parameters.
26425 2007-02-19 Richard Henderson <rth@redhat.com>
26428 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
26431 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
26433 * config/s390/s390.c (s390_call_saved_register_used,
26434 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
26435 accessed to the new scheme.
26437 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26439 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
26440 (cris_print_index, cris_print_operand, cris_print_operand_address)
26441 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
26442 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
26443 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
26444 GET_CODE () == xxx.
26445 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
26446 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
26447 GO_IF_LEGITIMATE_ADDRESS): Ditto.
26448 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
26449 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
26450 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
26451 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
26452 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
26453 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
26454 (uminsi3, call, call_value): Ditto.
26455 (define_split: indir_to_reg_split, unnamed): Ditto.
26457 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
26459 PR tree-optimization/30975
26460 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
26463 2007-02-18 Eric Christopher <echristo@gmail.com>
26465 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
26466 Remove use of arglist.
26467 (mips_expand_builtin): Remove use of arglist, pass in expr.
26468 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
26469 (mips_expand_builtin_movtf): Ditto.
26470 (mips_expand_builtin_compare): Ditto.
26472 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26474 * tree-sra.c (sra_build_assignment): Replace assertion
26475 checking with a comment explaining why it can't be done.
26477 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26479 PR middle-end/30833
26480 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
26481 during CALL_EXPR representation conversion.
26482 * tree-ssa-propagate.c (set_rhs): Likewise.
26484 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26486 * tree-sra.c (sra_build_assignment): Disable assertion checking
26489 2007-02-18 Roger Sayle <roger@eyesopen.com>
26491 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
26492 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26493 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
26495 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
26496 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
26497 gimplify_init_ctor_eval_range, gimple_push_cleanup,
26498 gimplify_omp_for, gimplify_omp_atomic_pipeline,
26499 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
26500 force_gimple_operand): Likewise.
26501 * ipa-cp.c (constant_val_insert): Likewise.
26502 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
26503 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
26504 perfect_nestify): Likewise.
26505 * langhooks.c (lhd_omp_assignment): Likewise.
26506 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
26507 lower_copyprivate_clauses, lower_send_clauses,
26508 lower_send_shared_vars, expand_parallel_call,
26509 expand_omp_for_generic, expand_omp_for_static_nochunk,
26510 expand_omp_for_static_chunk, expand_omp_sections,
26511 lower_omp_single_copy, lower_omp_for_lastprivate,
26512 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
26513 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
26514 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
26517 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26519 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
26520 config/sh/sh.md: Follow spelling conventions.
26522 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
26523 config/frv/predicates.md: Follow spelling conventions.
26525 * config/m68k/linux-unwind.h: Fix a comment typo.
26526 * target.h: Follow spelling conventions.
26528 2007-02-18 Roger Sayle <roger@eyesopen.com>
26530 PR rtl-optimization/28173
26531 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
26532 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
26533 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
26534 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
26535 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
26537 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26539 * builtins.c (fold_builtin_load_exponent): New.
26540 (fold_builtin_2): Use it.
26542 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
26544 PR rtl-optimization/30773
26545 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
26546 if we fail to attach a REG_EQUIV note.
26548 2007-02-18 David Edelsohn <edelsohn@gnu.org>
26549 Roger Sayle <roger@eyesopen.com>
26551 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
26553 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26555 * calls.c (initialize_argument_information): Pass original EXP
26556 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
26557 code to split complex arguments here, as part of initializing the
26559 (expand_call): Remove code that builds a list of arguments and
26560 inserts implicit arguments into it. Instead, just count how many
26561 implicit arguments there will be so we can determine the size of
26562 the ARGS array, and let initialize_argument_information do the work.
26563 (split_complex_values): Delete unused function.
26565 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26567 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
26569 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26571 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
26572 for arg pointer based indexed addressing.
26574 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26576 * config/ia64/ia64.h, config/ia64/ia64.md,
26577 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
26578 spelling conventions.
26580 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26582 * config/m68k/m68k.c (split_di): New.
26583 * config/m68k/m68k-protos.h: Declare split_di.
26584 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
26585 Improve predicate handling and split constant shifts.
26587 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26589 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
26590 parameter for register bitfield operations, general predicates
26593 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26595 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
26596 * config/m68k/linux-unwind.h: New file.
26598 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26600 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
26601 config/i386/athlon.md, config/ia64/ia64.md,
26602 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
26603 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
26604 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
26605 tree-ssa-loop-niter.c, tree-vect-analyze.c,
26606 tree-vect-transform.c: Fix comment typos.
26608 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
26610 * sched-deps.c (find_insn_list): Remove.
26611 * sched-int.h: Remove the prototype for find_insn_list.
26613 2007-02-16 Geoffrey Keating <geoffk@apple.com>
26615 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
26617 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
26618 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
26619 darwin_rs6000_override_options.
26620 (C_COMMON_OVERRIDE_OPTIONS): Expect
26621 darwin_macosx_version_min to be non-NULL always.
26622 (TARGET_C99_FUNCTIONS): Likewise.
26623 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
26624 (DARWIN_MINVERSION_SPEC): New.
26625 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
26626 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
26628 (DARWIN_MINVERSION_SPEC): New.
26629 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
26631 * config/darwin-c.c (darwin_cpp_builtins): Expect
26632 darwin_macosx_version_min to be non-NULL always.
26634 * config/rs6000/rs6000.c: Clean up trailing whitespace.
26636 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
26638 * config/i386/i386.h (x86_use_xchgb): New.
26639 (TARGET_USE_XCHGB): New macro.
26640 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
26641 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
26642 Split after reload into bswaphi for shifts of 8.
26643 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
26644 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
26645 or when optimizing for size.
26647 2007-02-16 Richard Guenther <rguenther@suse.de>
26648 Christian Bruel <christian.bruel@st.com>
26650 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
26651 DECLs but prefer SSA_NAMEs over DECLs.
26653 2007-02-16 Richard Guenther <rguenther@suse.de>
26655 * tree-flow-inline.h (single_imm_use_p): Remove.
26656 (zero_imm_uses_p): Likewise.
26657 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
26658 instead of single_imm_use_p.
26659 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
26662 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26665 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
26666 nested double- and backquotes.
26668 2007-02-15 Roger Sayle <roger@eyesopen.com>
26670 PR middle-end/30391
26671 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
26672 should be unreachable.
26673 (build2_stat): Allow construction of MODIFY_EXPR at any time.
26674 For the time being redirect GIMPLE_MODIFY_STMT to the new
26675 (renamed) build_gimple_modify_stmt_stat.
26676 (build2_gimple_stat): Rename to...
26677 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
26678 Always build a GIMPLE_MODIFY_STMT node.
26679 * tree.h (build2_gimple, build2_gimple_stat): Delete.
26680 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
26683 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
26684 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
26685 * tree-complex.c (set_component_ssa_name, expand_complex_move,
26686 expand_complex_div_wide): Likewise.
26687 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
26688 * tree-ssa-loop-im.c (schedule_sm): Likewise.
26689 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
26690 * tree-ssa-loop-manip.c (create_iv): Likewise.
26691 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
26692 abs_replacement): Likewise.
26693 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
26694 realify_fake_stores): Likewise.
26696 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
26697 node rather than a GIMPLE_MODIFY_STMT node.
26698 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
26699 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
26701 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
26702 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
26703 GIMPLE_MODIFY_STMT.
26705 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26707 PR middle-end/30433
26708 * fold-const.c (fold_comparison): Add back the
26709 folding of constant complex comparisions.
26711 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26713 PR middle-end/30729
26714 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
26715 effects unknown to this function, return early.
26717 2007-02-15 Ian Lance Taylor <iant@google.com>
26719 * lower-subreg.c (move_eh_region_note): New static function.
26720 (resolve_simple_move): Call it.
26721 (decompose_multiword_subregs): Track blocks for which we resolve a
26722 simple move which is also a control flow insn. Pass them to
26723 find_many_sub_basic_blocks.
26724 (pass_lower_subreg): Add TODO_verify_flow.
26725 (pass_lower_subreg2): Likewise.
26727 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26728 Brooks Moses <brooks.moses@codesourcery.com>
26729 Lee Millward <lee.millward@codesourcery.com>
26731 * tree.h (enum tree_code_class): Add tcc_vl_exp.
26732 (VL_EXP_CLASS_P): New.
26733 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
26735 (TREE_OPERAND_CHECK_CODE): Likewise.
26736 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
26737 (TREE_RTL_OPERAND_CHECK): Likewise.
26738 (tree_operand_check_failed): Make second parameter the whole tree
26739 instead of its code. Fixed callers.
26740 (VL_EXP_CHECK): New.
26741 (TREE_OPERAND_LENGTH): New.
26742 (VL_EXP_OPERAND_LENGTH): New.
26743 (CALL_EXPR_FN): New.
26744 (CALL_EXPR_STATIC_CHAIN): New.
26745 (CALL_EXPR_ARGS): New.
26746 (CALL_EXPR_ARG): New.
26747 (call_expr_nargs): New.
26748 (CALL_EXPR_ARGP): New.
26749 (build_nt_call_list): Declare.
26750 (build_vl_exp_stat): Declare.
26751 (build_vl_exp): New.
26752 (build_call_list): Declare.
26753 (build_call_nary): Declare.
26754 (build_call_valist): Declare.
26755 (build_call_array): Declare.
26756 (call_expr_arg): Declare.
26757 (call_expr_argp): Declare.
26758 (call_expr_arglist): Declare.
26759 (fold_build_call_list): Declare.
26760 (fold_build_call_list_initializer): Declare.
26761 (fold_call_expr): Declare to replace fold_builtin.
26762 (fold_builtin_fputs): Update to agree with modified definition.
26763 (fold_builtin_strcpy): Likewise.
26764 (fold_builtin_strncpy): Likewise.
26765 (fold_builtin_memory_chk): Likewise.
26766 (fold_builtin_stxcpy_chk): Likewise.
26767 (fold_builtin_strncpy_chk): Likewise.
26768 (fold_builtin_next_arg): Likewise.
26769 (fold_build_call_expr): Declare.
26770 (fold_builtin_call_list): Declare.
26771 (fold_builtin_call_valist): Declare.
26772 (build_call_expr): Declare.
26773 (validate_arglist): Update to agree with modified definition.
26774 (tree_operand_length): New.
26775 (call_expr_arg_iterator): New.
26776 (init_call_expr_arg_iterator): New.
26777 (next_call_expr_arg): New.
26778 (first_call_expr_arg): New.
26779 (more_call_expr_args_p): New.
26780 (FOR_EACH_CALL_EXPR_ARG): New.
26782 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
26783 and tcc_gimple_stmt.
26784 (tree_code_size): Update documentation. Use sizeof (tree) rather
26785 than sizeof (char *).
26786 (tree_size): Likewise. Add case for tcc_vl_exp.
26787 (tree_node_structure): Add case for tcc_vl_exp.
26788 (contains_placeholder_p): Likewise.
26789 (substitute_in_expr): Likewise.
26790 (substitute_placeholder_in_expr): Likewise.
26791 (stabilize_reference_1): Likewise.
26792 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
26793 to diagnose breakage of this interface for constructing CALL_EXPRs.
26794 (build_nt): Add similar assertion here.
26795 (build_nt_call_list): New.
26796 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
26797 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
26799 (get_callee_fndecl): Use new CALL_EXPR accessors.
26800 (tree_operand_check_failed): Change parameters to pass entire node
26801 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
26802 (process_call_operands): New.
26803 (build_vl_exp_stat): New.
26804 (build_call_list): New.
26805 (build_call_nary): New.
26806 (build_call_valist): New.
26807 (build_call_array): New.
26808 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26809 (call_expr_arglist): New.
26811 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
26812 tcc_vl_exp instead of a fixed-size tcc_expression.
26814 * doc/c-tree.texi (CALL_EXPR): Document new representation and
26815 accessors for CALL_EXPRs.
26816 (AGGR_INIT_EXPR): Likewise.
26818 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26819 Brooks Moses <brooks.moses@codesourcery.com>
26820 Lee Millward <lee.millward@codesourcery.com>
26822 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
26823 (expand_builtin_nonlocal_goto): Change parameter to be entire
26824 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
26825 (expand_builtin_prefetch): Likewise.
26826 (expand_builtin_classify_type): Likewise.
26827 (mathfn_built_in): Return NULL_TREE instead of 0.
26828 (expand_errno_check): Use new CALL_EXPR accessors.
26829 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
26830 Return NULL_RTX instead of 0.
26831 (expand_builtin_mathfn_2): Likewise.
26832 (expand_builtin_mathfn_3): Likewise.
26833 (expand_builtin_interclass_mathfn): Likewise.
26834 (expand_builtin_sincos): Likewise.
26835 (expand_builtin_cexpi): Likewise.
26836 (expand_builtin_int_roundingfn): Likewise.
26837 (expand_builtin_int_roundingfn_2): Likewise.
26838 (expand_builtin_pow): Likewise.
26839 (expand_builtin_powi): Likewise.
26840 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
26841 of arglist, fixing callers appropriately. Use new CALL_EXPR
26842 accessors and constructors. Return NULL_RTX instead of 0.
26843 (expand_builtin_strstr): Likewise.
26844 (expand_builtin_strchr): Likewise.
26845 (expand_builtin_strrchr): Likewise.
26846 (expand_builtin_strpbrk): Likewise.
26847 (expand_builtin_memcpy): Likewise.
26848 (expand_builtin_mempcpy): Likewise.
26849 (expand_builtin_mempcpy_args): New.
26850 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
26851 (expand_builtin_memmove_args): New.
26852 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
26853 (expand_movstr): Likewise.
26854 (expand_builtin_strcpy): Likewise.
26855 (expand_builtin_strcpy_args): New.
26856 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
26857 (expand_builtin_strncpy): Likewise.
26858 (expand_builtin_memset): Likewise.
26859 (expand_builtin_memset_args): New.
26860 (expand_builtin_bzero): Similarly to expand_builtin_memset.
26861 (expand_builtin_memcmp): Likewise.
26862 (expand_builtin_strcmp): Likewise.
26863 (expand_builtin_strncmp): Likewise.
26864 (expand_builtin_strcat): Likewise.
26865 (expand_builtin_strncat): Likewise.
26866 (expand_builtin_strspn): Likewise.
26867 (expand_builtin_strcspn): Likewise.
26868 (expand_builtin_args_info): Likewise.
26869 (expand_builtin_va_start): Likewise.
26870 (gimplify_va_arg_expr): Likewise.
26871 (expand_builtin_va_end): Likewise.
26872 (expand_builtin_va_copy): Likewise.
26873 (expand_builtin_frame_address): Likewise.
26874 (expand_builtin_alloca): Likewise.
26875 (expand_builtin_bswap): Likewise.
26876 (expand_builtin_unop): Likewise.
26877 (expand_builtin_fputs): Likewise.
26878 (expand_builtin_expect): Likewise.
26879 (expand_builtin_fabs): Likewise.
26880 (expand_builtin_copysign): Likewise.
26881 (expand_builtin_printf): Likewise.
26882 (expand_builtin_fprintf): Likewise.
26883 (expand_builtin_sprintf): Likewise.
26884 (expand_builtin_init_trampoline): Likewise.
26885 (expand_builtin_signbit): Likewise.
26886 (expand_builtin_fork_or_exec): Likewise.
26887 (expand_builtin_sync_operation): Likewise.
26888 (expand_builtin_compare_and_swap): Likewise.
26889 (expand_builtin_lock_test_and_set): Likewise.
26890 (expand_builtin_lock_release): Likewise.
26891 (expand_builtin): Likewise.
26892 (builtin_mathfn_code): Likewise.
26894 (fold_builtin_constant_p): Pass call arguments individually instead
26895 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26896 accessors and constructors. Return NULL_TREE instead of 0.
26897 (fold_builtin_expect): Likewise.
26898 (fold_builtin_classify_type): Likewise.
26899 (fold_builtin_strlen): Likewise.
26900 (fold_builtin_nan): Likewise.
26901 (integer_valued_real_p): Likewise.
26902 (fold_trunc_transparent_mathfn): Likewise.
26903 (fold_fixed_mathfn): Likewise.
26904 (fold_builtin_cabs): Likewise.
26905 (fold_builtin_sqrt): Likewise.
26906 (fold_builtin_cbrt): Likewise.
26907 (fold_builtin_cos): Likewise.
26908 (fold_builtin_cosh): Likewise.
26909 (fold_builtin_tan): Likewise.
26910 (fold_builtin_sincos): Likewise.
26911 (fold_builtin_cexp): Likewise.
26912 (fold_builtin_trunc): Likewise.
26913 (fold_builtin_floor): Likewise.
26914 (fold_builtin_ceil): Likewise.
26915 (fold_builtin_round): Likewise.
26916 (fold_builtin_int_roundingfn): Likewise.
26917 (fold_builtin_bitop): Likewise.
26918 (fold_builtin_bswap): Likewise.
26919 (fold_builtin_logarithm): Likewise.
26920 (fold_builtin_hypot): Likewise.
26921 (fold_builtin_pow): Likewise.
26922 (fold_builtin_powi): Likewise.
26923 (fold_builtin_exponent): Likewise.
26924 (fold_builtin_memset): Likewise.
26925 (fold_builtin_bzero): Likewise.
26926 (fold_builtin_memory_op): Likewise.
26927 (fold_builtin_bcopy): Deleted; call site changed to invoke
26928 fold_builtin_memory_op directly.
26929 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
26930 (fold_builtin_strncpy): Likewise.
26931 (fold_builtin_memcmp): Likewise.
26932 (fold_builtin_strcmp): Likewise.
26933 (fold_builtin_strncmp): Likewise.
26934 (fold_builtin_signbit): Likewise.
26935 (fold_builtin_copysign): Likewise.
26936 (fold_builtin_isascii): Likewise.
26937 (fold_builtin_toascii): Likewise.
26938 (fold_builtin_isdigit): Likewise.
26939 (fold_builtin_fabs): Likewise.
26940 (fold_builtin_abs): Likewise.
26941 (fold_builtin_fmin_fmax): Likewise.
26942 (fold_builtin_carg): Likewise.
26943 (fold_builtin_classify): Likewise.
26944 (fold_builtin_unordered_cmp): Likewise.
26946 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
26947 New functions split out from fold_builtin_1.
26948 (fold_builtin_n): New.
26949 (fold_builtin_varargs): New.
26950 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
26952 (fold_call_expr): New.
26953 (build_function_call_expr): Rewrite to use new helper function.
26954 (fold_builtin_call_list): New.
26955 (build_call_expr): New.
26956 (fold_builtin_call_valist): New.
26957 (rewrite_call_expr): New.
26958 (validate_arg): New.
26959 (validate_arglist): Change parameter to be entire CALL_EXPR instead
26960 of an arglist. Change return type to bool. Use new CALL_EXPR
26963 (fold_builtin_strstr): Pass call arguments individually instead
26964 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26965 accessors and constructors. Return NULL_TREE instead of 0.
26966 (fold_builtin_strchr): Likewise.
26967 (fold_builtin_strrchr): Likewise.
26968 (fold_builtin_strpbrk): Likewise.
26969 (fold_builtin_strcat): Likewise.
26970 (fold_builtin_strncat): Likewise.
26971 (fold_builtin_strspn): Likewise.
26972 (fold_builtin_strcspn): Likewise.
26973 (fold_builtin_fputs): Likewise.
26974 (fold_builtin_next_arg): Likewise.
26975 (fold_builtin_sprintf): Likewise.
26977 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
26978 NULL_RTX instead of 0.
26979 (expand_builtin_memory_chk): Likewise.
26980 (maybe_emit_chk_warning): Likewise.
26981 (maybe_emit_sprintf_chk_warning): Likewise.
26983 (fold_builtin_object_size): Pass call arguments individually instead
26984 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26985 accessors and constructors. Return NULL_TREE instead of 0.
26986 (fold_builtin_memory_chk): Likewise.
26987 (fold_builtin_stxcpy_chk): Likewise.
26988 (fold_builtin_strncpy_chk): Likewise.
26989 (fold_builtin_strcat_chk): Likewise.
26990 (fold_builtin_strcat_chk): Likewise.
26991 (fold_builtin_strncat_chk): Likewise.
26992 (fold_builtin_sprintf_chk): Likewise.
26993 (fold_builtin_snprintf_chk): Likewise.
26994 (fold_builtin_printf): Likewise.
26995 (fold_builtin_vprintf): Likewise.
26997 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
26999 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
27000 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27001 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
27002 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
27003 (fold_unary): Likewise.
27004 (fold_binary): Likewise.
27005 (fold_ternary): Remove CALL_EXPR case, since they are no longer
27006 ternary expressions.
27007 (fold): Add logic for tcc_vl_exp.
27008 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
27009 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27010 (fold_build3_stat): Add assertion to flag broken interface for
27011 constructing CALL_EXPRs.
27012 (fold_build_call_list): New.
27013 (fold_build_call_list_initializer): New.
27014 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
27016 (fold_strip_sign_ops): Likewise.
27018 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27019 Brooks Moses <brooks.moses@codesourcery.com>
27020 Lee Millward <lee.millward@codesourcery.com>
27022 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
27023 accessors and dump arguments explicitly.
27025 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
27027 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
27029 (print_call_name): Use new CALL_EXPR accessors.
27031 * print-tree.c (print_node): Add case tcc_vl_exp. Print
27032 CALL_EXPR arguments explicitly instead of as a list. Use
27033 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27035 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
27036 (vrp_visit_stmt): Likewise.
27038 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
27039 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
27041 (force_move_till_expr): Likewise.
27043 * targhooks.c (default_external_stack_protect_fail): Use
27044 build_call_expr instead of build_function_call_expr.
27045 (default_hidden_stack_protect_fail): Likewise.
27047 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
27050 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
27051 and walk arguments explicitly.
27053 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
27054 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27055 (expand_simple_operations): Likewise.
27056 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
27058 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
27059 of TREE_CODE_LENGTH.
27060 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
27062 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
27063 instead of TREE_CODE_LENGTH.
27065 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
27066 (tree_ic_transform): Likewise.
27067 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
27068 parameter instead of arglist. Fix callers.
27069 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
27070 (tree_stringops_transform): Likewise.
27071 (tree_indirect_call_to_profile): Likewise.
27072 (tree_stringops_values_to_profile): Likewise.
27074 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
27075 (eliminate_tail_call): Likewise.
27077 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
27079 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
27080 Use TREE_OPERAND_LENGTH and generalize to handle any number of
27082 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
27084 * omp-low.c (build_omp_barrier): Use build_call_expr.
27085 (lower_rec_input_clauses): Likewise.
27086 (lower_reduction_clauses): Likewise.
27087 (expand_parallel_call): Likewise.
27088 (maybe_catch_exception): Likewise.
27089 (expand_omp_for_generic): Likewise.
27090 (expand_omp_for_static_nochunk): Likewise.
27091 (expand_omp_sections): Likewise.
27092 (lower_omp_single_simple): Likewise.
27093 (lower_omp_single_copy): Likewise.
27094 (lower_omp_master): Likewise.
27095 (lower_omp_ordered): Likewise.
27096 (lower_omp_critical): Likewise.
27098 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
27099 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
27101 * tree-gimple.c (is_gimple_call_addr): Fix doc.
27102 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
27103 TREE_CODE_LENGTH. Add tcc_vl_exp case.
27105 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
27106 and generalize to handle any number of operands.
27107 (chrec_contains_undetermined): Likewise.
27108 (tree_contains_chrecs): Likewise.
27109 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
27111 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
27113 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
27114 fold_call_expr instead of fold_builtin.
27115 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
27116 match declarations there.
27117 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
27120 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
27121 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27123 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
27124 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
27126 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
27129 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
27130 (execute_cse_sincos): Use new CALL_EXPR accessors.
27132 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
27134 * gimple-low.c (lower_function_body): Use build_call_expr.
27135 (lower_builtin_setjmp): Likewise.
27137 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
27138 (set_storage_via_libcall): Likewise.
27139 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
27140 instead of TREE_CODE_LENGTH.
27141 (expand_expr_real_1): Use new CALL_EXPR accessors.
27143 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
27144 generalize to handle any number of operands.
27145 (TB_parent_eq): Likewise.
27147 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
27148 (strip_builtin_expect): Likewise.
27150 * function.c (gimplify_parameters): Use build_call_expr.
27152 * tree-vectorizer.c (vect_is_simple_reduction): Use
27153 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27155 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
27156 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
27158 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
27161 * gimplify.c (build_stack_save_restore): Use build_call_expr.
27162 (gimplify_decl_expr): Likewise.
27163 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
27164 Use new CALL_EXPR iterators.
27165 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
27166 (gimplify_modify_expr_to_memset): Likewise.
27167 (gimplify_variable_sized_compare): Likewise.
27168 (gimplify_omp_atomic_fetch_op): Likewise.
27169 (gimplify_omp_atomic_pipeline): Likewise.
27170 (gimplify_omp_atomic_mutex): Likewise.
27171 (gimplify_function_tree): Likewise.
27173 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
27174 (call_expr_flags): Likewise.
27175 (expand_call): Likewise.
27177 * except.c (expand_builtin_eh_return_data_regno): Pass entire
27178 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27181 * coverage.c (create_coverage): Use build_call_expr.
27183 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
27184 (temp_call_expr_obstack): New.
27185 (pool_copy_list): Delete.
27186 (temp_copy_call_expr): New.
27187 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
27188 CALL_EXPR accessors. Get rid of special goo for copying argument
27189 lists and use temp_copy_call_expr instead.
27190 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
27191 CALL_EXPR accessors.
27192 (create_expression_by_pieces): Likewise. Use build_call_array
27193 to construct the result instead of fold_build3.
27194 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
27195 dealing with argument lists.
27196 (init_pre): Remove references to expression_node_pool and
27197 list_node_pool. Init temp_call_expr_obstack instead.
27198 (fini_pre): Remove references to expression_node_pool and
27201 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
27202 and walk arguments explicitly instead of as a list.
27204 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
27205 (mx_register_decls): Likewise.
27206 (mudflap_register_call): Likewise.
27207 (mudflap_finish_file): Likewise.
27209 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
27210 (ipa_callsite_compute_param): Likewise.
27212 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
27213 accessors and constructor.
27215 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
27216 accessors and constructor.
27217 (convert_tramp_reference): Likewise.
27218 (convert_call_expr): Likewise.
27219 (finalize_nesting_tree_1): Likewise.
27221 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
27224 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
27226 * tree-inline.c (initialize_inlined_parameters): Pass entire
27227 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27229 (estimate_num_insns_1): Use new CALL_EXPR accessors.
27230 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
27232 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
27233 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27234 (vectorizable_reduction): Likewise.
27235 (vectorizable_call): Use new CALL_EXPR iterators.
27236 (vectorizable_conversion): Use build_call_expr.
27237 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
27238 (vect_gen_widened_results_half): Use build_call_expr.
27239 (vect_setup_realignment): Likewise.
27240 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
27242 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
27243 (pass_through_call): Likewise.
27244 (compute_object_sizes): Likewise. Use fold_call_expr instead of
27247 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
27248 (tree_gen_pow2_profiler): Likewise.
27249 (tree_gen_one_value_profiler): Likewise.
27250 (tree_gen_ic_func_profiler): Likewise.
27251 (tree_gen_average_profiler): Likewise.
27252 (tree_gen_ior_profiler): Likewise.
27254 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
27255 (find_func_aliases): Use new CALL_EXPR accessors. Add case
27256 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27258 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
27259 of TREE_CODE_LENGTH.
27261 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
27262 of TREE_CODE_LENGTH.
27264 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
27266 (convert_to_integer): Likewise.
27268 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
27271 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27272 Brooks Moses <brooks.moses@codesourcery.com>
27273 Lee Millward <lee.millward@codesourcery.com>
27275 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
27277 * config/frv/frv.c (frv_expand_builtin): Likewise.
27278 * config/s390/s390.c (s390_expand_builtin): Likewise.
27280 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
27281 (sparc_expand_builtin): Use new CALL_EXPR accessors.
27283 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
27284 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
27285 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
27286 (ix86_expand_store_builtin): Likewise.
27287 (ix86_expand_unop_builtin): Likewise.
27288 (ix86_expand_unop1_builtin): Likewise.
27289 (ix86_expand_sse_compare): Likewise.
27290 (ix86_expand_sse_comi): Likewise.
27291 (ix86_expand_vec_init_builtin): Likewise.
27292 (ix86_expand_vec_ext_builtin): Likewise.
27293 (ix86_expand_vec_set_builtin): Likewise.
27294 (ix86_expand_builtin): Use new CALL_EXPR accessors.
27296 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
27297 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
27299 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
27300 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27301 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
27303 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
27305 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
27306 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
27307 arglist. Use new CALL_EXPR accessors. Fix callers.
27308 (altivec_expand_abs_builtin): Likewise.
27309 (rs6000_expand_binop_builtin): Likewise.
27310 (altivec_expand_predicate_builtin): Likewise.
27311 (altivec_expand_lv_builtin): Likewise.
27312 (spe_expand_stv_builtin): Likewise.
27313 (altivec_expand_stv_builtin): Likewise.
27314 (rs6000_expand_ternop_builtin): Likewise.
27315 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
27316 (altivec_expand_st_builtin): Likewise.
27317 (altivec_expand_dst_builtin): Likewise.
27318 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
27319 arglist. Use new CALL_EXPR accessors. Fix callers.
27320 (altivec_expand_vec_set_builtin): Likewise.
27321 (altivec_expand_vec_ext_builtin): Likewise.
27322 (altivec_expand_builtin): Use new CALL_EXPR accessors.
27323 (spe_expand_builtin): Likewise.
27324 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
27325 arglist. Use new CALL_EXPR accessors. Fix callers.
27326 (spe_expand_evsel_builtin): Likewise.
27327 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
27328 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
27330 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
27331 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27332 (arm_expand_unop_builtin): Likewise.
27333 (arm_expand_builtin): Use new CALL_EXPR accessors.
27335 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
27338 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
27339 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
27341 (bfin_expand_unop_builtin): Likewise.
27342 (bfin_expand_builtin): Use new CALL_EXPR accessors.
27344 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27345 Brooks Moses <brooks.moses@codesourcery.com>
27346 Lee Millward <lee.millward@codesourcery.com>
27348 * c-semantics.c (build_stmt): Add internal diagnostic check.
27350 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
27351 accessors. Print arguments explicitly instead of as a list.
27353 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
27355 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
27356 (c_finish_omp_flish): Likewise.
27358 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
27359 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
27360 instead of TREE_CODE_LENGTH.
27361 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
27362 (c_warn_unused_result): Likewise.
27364 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27367 * doc/invoke.texi (Warning Options): Remove
27368 -Werror-implicit-function-declaration.
27369 (Wimplicit-function-declaration): Update description.
27370 * opts.c (common_handle_option): Move handling of -Werror=* to...
27371 (enable_warning_as_error): ...here.
27372 * opts.h (enable_warning_as_error): Declare.
27373 * c-decl.c (implicit_decl_warning): Unless
27374 -Wno-implicit-function-declaration is given, emit a pedwarn if
27375 -std=c99 or emit a warning if -Wimplicit-function-declaration.
27376 * c.opt (Wimplicit-function-declaration): Replace
27377 mesg_implicit_function_declaration with
27378 warn_implicit_function_declaration.
27379 * c-opts.c (c_common_handle_option):
27380 -Werror-implicit-function-declaration is exactly equal as
27381 -Werror=implicit-function-declaration.
27382 (set_Wimplicit): Replace mesg_implicit_function_declaration with
27383 warn_implicit_function_declaration.
27384 (c_common_post_options): -Wimplict-function-declaration is enabled
27385 by default by -std=c99, otherwise is disabled by default.
27386 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
27388 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27390 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
27391 DECL on the rhs to a DECL on the lhs for debug info purposes if the
27392 former is ignored but not the latter.
27394 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27396 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
27397 is made and the reference doesn't use the alias set of its type,
27398 do not create the temporary using that type.
27400 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
27402 * jump.c: Remove prototypes for delete_computation and
27403 delete_prior_computation.
27405 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27407 * jump.c (get_label_after): Delete.
27408 (get_label_before, delete_computation, delete_jump,
27409 delete_prior_computation, follow_jumps): Move...
27410 * reorg.c (delete_computation, delete_prior_computation): ... here...
27411 (get_label_before, delete_jump): ... making these static ...
27412 (follow_jumps): ... and simplifying this since it only runs after
27414 * rtl.h (get_label_after, get_label_before, delete_jump,
27415 follow_jumps): Delete prototypes.
27417 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27419 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
27421 2007-02-15 Nick Clifton <nickc@redhat.com>
27423 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
27424 order to prevent it from being munged by the target.
27426 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
27428 * config/i386/i386.md: Remove misleading comment.
27430 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27432 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
27433 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
27436 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27438 * tree-sra.c (instantiate_missing_elements): Canonicalize
27440 (sra_build_assignment): New.
27441 (generate_copy_inout, generate_element_copy,
27442 generate_element_zero, generate_one_element_init): Use it.
27444 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27446 * tree-sra.c (instantiate_missing_elements): Canonicalize
27448 (sra_build_assignment): New.
27449 (generate_copy_inout, generate_element_copy,
27450 generate_element_zero, generate_one_element_init): Use it.
27452 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27454 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
27457 2007-02-14 Joseph Myers <joseph@codesourcery.com>
27459 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
27460 types as aggregates not scalars.
27461 * function.c (assign_stack_temp_for_type): Likewise.
27463 2007-02-14 Roger Sayle <roger@eyesopen.com>
27464 Zdenek Dvorak <dvorakz@suse.cz>
27466 * tree-dump.c (dump_switch_p_1): Require exact match of the option
27469 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
27471 * passes.c (next_pass_1): Clear the next field of the copied
27474 2007-02-14 Richard Henderson <rth@redhat.com>
27476 * tree-sra.c (early_sra): New.
27477 (decl_can_be_decomposed_p): Deny va_list if early_sra.
27478 (tree_sra_early, pass_sra_early): New.
27479 * tree-pass.h (pass_sra_early): Declare.
27480 * passes.c (init_optimization_passes): Use it.
27482 2007-02-14 Richard Guenther <rguenther@suse.de>
27484 * flags.h (issue_strict_overflow_warning): Convert to a macro.
27486 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
27488 PR tree-optimization/30771
27489 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
27491 (vect_analyze_operations): Induction phis can now be marked as
27493 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
27494 Update documentation accordingly.
27496 2007-02-14 Nick Clifton <nickc@redhat.com>
27498 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
27499 most 3 arguments are supported.
27500 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
27502 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
27504 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
27505 Ensure dst->current is valid.
27507 2007-02-13 Paul Brook <paul@codesourcery.com>
27509 * config.gcc: Add arm*-*-uclinux-*eabi.
27510 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
27511 (SUBTARGET_EXTRA_LINK_SPEC): Define.
27512 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
27513 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
27514 (LINK_SPEC): Define.
27515 (LIB_SPEC): Define.
27516 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
27518 * config/arm/uclinux-eabi.h: New file.
27519 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
27520 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
27523 2007-02-13 Ian Lance Taylor <iant@google.com>
27525 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
27526 * flags.h (warn_strict_overflow): Declare.
27527 (enum warn_strict_overflow_code): Define.
27528 (issue_strict_overflow_warning): New static inline function.
27529 * opts.c (warn_strict_overflow): New variable.
27530 (common_handle_option): Handle OPT_Wstrict_overflow and
27531 OPT_Wstrict_overflow_.
27532 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
27534 * fold-const.c: Include intl.h.
27535 (fold_deferring_overflow_warnings): New static variable.
27536 (fold_deferred_overflow_warning): New static variable.
27537 (fold_deferred_overflow_code): New static variable.
27538 (fold_defer_overflow_warnings): New function.
27539 (fold_undefer_overflow_warnings): New function.
27540 (fold_undefer_and_ignore_overflow_warnings): New function.
27541 (fold_deferring_overflow_warnings_p): New function.
27542 (fold_overflow_warning): New static function.
27543 (make_range): Add strict_overflow_p parameter. Change all
27545 (extract_muldiv, extract_muldiv_1): Likewise.
27546 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
27547 tree_expr_nonnegative_p.
27548 (fold_negate_expr): Call fold_overflow_warning.
27549 (fold_range_test): Likewise.
27550 (fold_comparison): Likewise.
27551 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
27552 instead of tree_expr_nonnegative_p.
27553 (tree_expr_nonnegative_warnv_p): Rename from
27554 tree_expr_nonnegative_p, add strict_overflow_p parameter.
27555 (tree_expr_nonnegative_p): New function.
27556 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
27557 strict_overflow_p parameter.
27558 (tree_expr_nonzero_p): New function.
27559 * passes.c (verify_interpass_invariants): New static function.
27560 (execute_one_pass): Call it.
27561 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
27563 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
27564 (estimate_numbers_of_iterations): Likewise.
27565 (scev_probably_wraps_p): Likewise.
27566 * tree-ssa-ccp.c: Include "toplev.h".
27567 (evaluate_stmt): Defer fold overflow warnings until we know we are
27569 (struct fold_stmt_r_data): Add stmt field.
27570 (fold_stmt_r): Defer fold overflow warnings until we know we
27572 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
27573 (fold_stmt_inplace): Likewise.
27574 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
27575 (cleanup_control_expr_graph): Defer fold overflow warnings until
27576 we know we are going to optimize.
27577 * tree-cfg.c (fold_cond_expr_cond): Likewise.
27578 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
27580 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
27581 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
27582 * tree-ssa-loop-manip.c (create_iv): Likewise.
27583 * c-typeck.c (build_conditional_expr): Likewise.
27584 (build_binary_op): Likewise.
27585 * tree-vrp.c (vrp_expr_computes_nonzero): Call
27586 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
27587 (extract_range_from_unary_expr): Likewise.
27588 * simplify-rtx.c (simplify_const_relational_operation): Warn when
27589 assuming that signed overflow does not occur.
27590 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
27591 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
27592 (fold_defer_overflow_warnings): Declare.
27593 (fold_undefer_overflow_warnings): Declare.
27594 (fold_undefer_and_ignore_overflow_warnings): Declare.
27595 (fold_deferring_overflow_warnings_p): Declare.
27596 (tree_expr_nonzero_warnv_p): Declare.
27597 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
27598 of warning options.
27599 (Warning Options): Document -Wstrict-overflow.
27600 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
27601 (tree-ssa-ccp.o): Likewise.
27602 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
27603 (fold-const.o): Depend on intl.h.
27605 2007-02-13 Ian Lance Taylor <iant@google.com>
27607 PR middle-end/30751
27608 * lower-subreg.c (resolve_simple_move): Decompose subregs in
27611 2007-02-13 Stuart Hastings <stuart@apple.com>
27613 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
27615 2007-02-13 Richard Henderson <rth@redhat.com>
27617 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
27618 handled_component_p before looking for the indirect_ref.
27620 2007-02-13 Richard Henderson <rth@redhat.com>
27622 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
27623 remove flags clobber.
27624 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
27625 (bswaphi_lowpart): New.
27626 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
27627 remove TARGET_BSWAP test. Delete expander of the same name.
27629 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
27630 (expand_unop): Use them.
27632 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
27634 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
27635 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
27636 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
27637 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
27638 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
27639 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
27640 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
27641 assembler dialect choice from asm templates.
27643 2007-02-12 Richard Henderson <rth@redhat.com>
27645 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
27646 (fixuns_trunc<SSEMODEF>si2): Use it.
27647 * config/i386/sse.md (vec_setv4sf_0): Export.
27648 * config/i386/i386.c (ix86_build_const_vector): Export.
27649 (ix86_split_convert_uns_si_sse): Rename from
27650 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
27651 * config/i386/i386-protos.h: Update.
27653 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27656 * c-typeck.c (c_finish_return): Improve warning message.
27658 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27660 * alias.c (find_symbolic_term): Delete unused function.
27662 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
27664 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
27665 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
27666 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
27668 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27670 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
27671 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
27672 the function, temporarily point the debug interface to the null one.
27674 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27676 * dwarf2out.c (round_up_to_align): New static function.
27677 (field_byte_offset): Use it to round the offset.
27679 2007-02-12 Richard Henderson <rth@redhat.com>
27681 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
27682 (inswl_const): Export.
27684 2007-02-12 Richard Henderson <rth@redhat.com>
27686 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
27687 result mode of the libcall, convert back to outmode.
27689 2007-02-12 Roger Sayle <roger@eyesopen.com>
27691 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
27692 (bswapdi2): New define_expand to implement 32-bit implementation.
27694 2007-02-12 Nick Clifton <nickc@redhat.com>
27696 * doc/invoke.texi (Overall Options): Document --help=.
27697 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
27698 (cc1_options): Pass --help= on to cc1.
27699 (display_help): Add description of --help=.
27700 (process_command): Add code to handle --help=. Allow translated
27701 --help and --target-help switches to be passed on to compiler
27703 (main): Remove unused if statement.
27704 * opts.c (columns): Remove.
27705 (LEFT_COLUMN): Define.
27706 (wrap_help): Add columns argument.
27707 (print_filtered_help): Change parameters to be an include bitmask,
27708 an exclude bitmask, an any bitmask and the column width. Move the
27709 code to display the params list here. Add code to display the
27710 status of options rather than their descriptions if the quiet flag
27712 (print_specific_help): Change parameters to be an include bitmask,
27713 an exclude bitmask and an any bitmask. Move code to look up the
27714 column width here. Decide upon the title for an options listing.
27715 (common_handle_options): Add code to handle --help=. Adapt code
27716 for --help and --target-help to use the revised form of the
27717 print_specific_help function.
27718 (print_help): Delete.
27719 (print_param_help): Delete.
27720 (print_switch): Delete.
27721 * opts.h (cl_lang_count): Add prototype.
27722 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
27723 CL_MAX_OPTION_CLASS): New defines.
27724 * optc-gen.awk: Add construction of cl_lang_count.
27725 * c.opt: Add Warning attribute to warning options and Optimization
27726 attribute to optimization options.
27727 * common.opt: Likewise.
27729 Add -fhelp and -ftarget-help as aliases for the transformed --help
27730 and --target-help options.
27731 * opt-functions.awk: Add code to handle Warning and Optimization
27734 2007-02-12 Richard Henderson <rth@redhat.com>
27736 * config/alpha/constraints.md: New file.
27737 * config/alpha/alpha.c: Include tm-constrs.h.
27738 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
27739 alpha_extra_constraint): Remove.
27740 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
27741 * config/alpha/alpha-protos.h: Update.
27742 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
27743 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
27744 (EXTRA_CONSTRAINT): Remove.
27745 * config/alpha/alpha.md: Include constraints.md.
27746 (adddi splitter): Use satisfies_constraint_*.
27747 * config/alpha/predicates.md (add_operand): Likewise.
27748 (sext_add_operand, addition_operation): Likewise.
27750 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
27752 PR tree-optimization/29145
27753 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
27754 in our handling of restrict qualified pointers.
27756 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27759 * doc/invoke.texi (Wunused-value): Update description.
27760 (Wextra): Delete item.
27761 * opts.c (set_Wextra): Don't use the value of Wextra to set the
27762 value of Wunused-value.
27763 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
27764 (c_finish_stmt_expr): Don't check extra_warnings.
27765 (emit_side_effect_warnings): The caller is responsible to check
27768 2007-02-11 Roger Sayle <roger@eyesopen.com>
27769 Matt Thomas <matt@3am-software.com>
27771 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
27773 2007-02-11 Roger Sayle <roger@eyesopen.com>
27775 * simplify-rtx.c (simplify_relational_operation_1): Optimize
27776 comparisons of POPCOUNT against zero.
27777 (simplify_const_relational_operation): Likewise.
27779 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27781 * doc/invoke.texi (Wextra): Delete outdated paragraph.
27783 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27785 * dwarf2out.c (root_type): Delete unused function.
27787 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27789 * genattrtab.c (contained_in_p): Delete unused function.
27790 (write_expr_attr_cache): Likewise.
27792 2007-02-11 Jan Hubicka <jh@suse.cz>
27794 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
27797 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
27799 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
27800 to add the REG_EQ* note.
27801 * see.c (see_merge_one_use_extension): Likewise.
27802 * local-alloc.c (update_equiv_regs): Likewise. Also don't
27803 turn REG_EQUAL notes into REG_EQUIV notes if the target
27804 register may have more than one set.
27805 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
27806 * gcse.c (try_replace_reg): Likewise.
27807 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
27808 * calls.c (fixup_tail_calls): Likewise. Abort if there is
27809 more than one REG_EQUIV note.
27810 * reload1.c (gen_reload): Use set_unique_reg_note.
27812 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
27814 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
27815 (ix86_builtin_conversion): New function.
27817 2007-02-06 Mark Mitchell <mark@codesourcery.com>
27820 * tree.h (DECL_REPLACEABLE_P): New macro.
27821 * except.c (set_nothrow_function_flags): Likewise.
27823 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
27824 Ira Rosen <irar@il.ibm.com>
27825 Dorit Nuzman <dorit@il.ibm.com>
27827 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
27828 * targhooks.c (default_builtin_vectorized_conversion): New.
27829 * targhooks.h (default_builtin_vectorized_function): New declaration.
27830 * target.h (struct vectorize): Add builtin_conversion field.
27831 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
27832 stmt_vec_info_type value.
27833 (vectorizable_conversion): New declaration.
27834 * tree-vect-analyze.c (vect_analyze_operations): Add
27835 vectorizable_conversion call.
27836 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
27837 * tree-vect-transform.c (vectorizable_conversion): New function.
27838 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
27839 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
27841 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
27842 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
27843 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
27844 or ALTIVEC_BUILTIN_VCFSX.
27846 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27849 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
27850 CONST_DOUBLE and operand 0 is a hard register.
27851 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
27852 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
27853 is a hard floating-point register.
27855 2007-02-10 Richard Henderson <rth@redhat.com>
27856 Jakub Jelinek <jakub@redhat.com>
27857 Alexandre Oliva <aoliva@redhat.com>
27859 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
27860 * builtin-types.def (BT_WORD): Make unsigned.
27861 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
27862 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
27863 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
27864 * c-decl.c (grokdeclarator): Don't error if !have_tls.
27865 * c-parser.c (c_parser_omp_threadprivate): Likewise.
27866 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
27868 * expr.c (emutls_var_address): New.
27869 (expand_expr_real_1): Expand emulated tls.
27870 (expand_expr_addr_expr_1): Likewise.
27871 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
27872 * output.h (emutls_finish): Declare.
27873 * toplev.c (compile_file): Call it.
27874 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
27875 address before wrapping in CONST.
27876 * varasm.c (emutls_htab, emutls_object_type): New.
27877 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
27878 (get_emutls_object_name, get_emutls_object_type): New.
27879 (get_emutls_init_templ_addr, emutls_decl): New.
27880 (emutls_common_1, emutls_finish): New.
27881 (assemble_variable): When emulating tls, swap decls; generate
27882 constructor for the emutls objects.
27883 (do_assemble_alias): When emulating tls, swap decl and target name.
27884 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
27886 * varpool.c (decide_is_variable_needed): Look at force_output.
27887 Recurse for emulated tls.
27888 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
27889 with decide_is_variable_needed.
27890 * emutls.c: New file.
27891 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
27892 tls_object for real tls.
27894 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
27896 PR rtl-optimization/29599
27897 * reload1.c (eliminate_regs_in_insn): Take the destination
27898 mode into account when computing the offset.
27900 2007-02-09 Stuart Hastings <stuart@apple.com>
27901 Richard Henderson <rth@redhat.com>
27903 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27904 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27905 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
27906 fixuns_truncdfhi2): New.
27907 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
27908 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
27909 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
27910 (floatunssidf2): Allow nonimmediate source.
27911 * config/i386/sse.md (movdi_to_sse): New.
27912 (vec_concatv2di): Drop '*'.
27913 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
27914 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27915 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
27917 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
27918 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27919 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
27920 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
27921 (ix86_build_signbit_mask): Fix decl of v, refactor to call
27922 ix86_build_const_vector.
27923 (x86_emit_floatuns): Rewrite.
27925 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27927 * genautomata.c (longest_path_length): Delete unused function.
27928 (struct state): Delete unused longest_path_length.
27929 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
27930 (get_free_state): Delete unused.
27932 2007-02-09 Jan Hubicka <jh@suse.cz>
27934 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
27935 * doc/invoke.texi (inline-unit-growth): Update default value.
27937 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
27938 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
27939 (rebuild_cgraph_edges): Likewise.
27940 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
27941 (dump_cgraph_node): Dump frequencies.
27942 (cgraph_clone_edge): Add frequency scales.
27943 (cgraph_clone_node): Add freuqnecy.
27944 * cgraph.h (cgraph_edge): Add freuqnecy argument.
27945 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
27946 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
27947 * tree-pass.h (TODO_rebuild_frequencies): New constant.
27948 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
27949 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
27950 (save_inline_function_body): Likewise.
27951 * ipa-inline.c: inluce rtl.h
27952 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
27953 (cgraph_edge_badness): Use frequencies.
27954 (cgraph_decide_recursive_inlining): Update clonning.
27955 (cgraph_decide_inlining_of_small_function): Dump frequency.
27956 * predict.c (estimate_bb_frequencies): Export.
27957 * predict.h (estimate_bb_frequencies): Declare.
27958 * tree-inline.c (copy_bb): Watch overflows.
27959 (expand_call_inline): Update call of cgraph_create_edge.
27960 (optimize_inline_calls): Use TODO flags to update frequnecies.
27961 * passes.h: Include predict.h
27962 (init_optimization_passes): Move profile ahead.
27963 (execute_function_todo): Handle TODO_rebuild_frequencies.
27965 2007-02-09 Roger Sayle <roger@eyesopen.com>
27967 * config/alpha/alpha.c (emit_insxl): Force the first operand of
27968 the insbl or inswl pattern into a register.
27970 2007-02-09 Roger Sayle <roger@eyesopen.com>
27972 * config/ia64/ia64.md (bswapdi2): New define_insn.
27974 2007-02-09 Richard Henderson <rth@redhat.com>
27976 * config/i386/constraints.md (Ym): New constraint.
27977 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
27978 (movdi_1_rex64): Split sse and xmm general register moves from
27979 memory move alternatives. Use conditional register constraints.
27980 (movsf_1, movdf_integer): Likewise.
27981 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
27982 (movdf_integer_rex64): New.
27983 (pushsf_rex64): Fix output constraints.
27984 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
27985 (sse2_stored): Likewise.
27986 (sse2_storeq_rex64): New.
27987 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
27988 amd and not generic.
27989 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
27990 for optimize_size. Remove SF/DFmode hack.
27992 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27994 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
27997 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
27998 Richard Sandiford <richard@codesourcery.com>
28000 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
28001 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
28002 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
28003 m68k/t-mlib to tmake_file.
28004 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
28005 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
28006 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
28007 Allow it to be cf or m68k. Set m68k_arch_family. If that
28008 variable is not empty, add t-$m68k_arch_family to tmake_file.
28009 Add t-mlibs to tmake_file.
28010 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
28011 * config/m68k/t-cf: New file.
28012 * config/m68k/t-m68k: Likewise.
28013 * config/m68k/t-mlibs: Likewise.
28014 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28015 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28016 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28017 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28018 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
28020 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
28021 (INSTALL_LIBGCC): Delete.
28022 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28023 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28024 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28025 (M68K_MLIB_CPU): Define.
28026 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28027 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28028 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
28030 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
28031 Richard Guenther <rguenther@suse.de>
28033 PR middle-end/23361
28034 * fold-const.c (fold_comparison): Handle obfuscated comparisons
28035 against INT_MIN/INT_MAX.
28036 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
28037 file if a loop is removed.
28039 2007-02-09 Joseph Myers <joseph@codesourcery.com>
28041 * calls.c (store_one_arg): Pass correct alignment to
28042 emit_push_insn for non-BLKmode values.
28043 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
28044 unaligned stack slot via a suitably aligned slot.
28046 2007-02-08 DJ Delorie <dj@redhat.com>
28048 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
28050 (legal_subregs): Use unsigned char, make const.
28051 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
28053 2007-02-08 Paul Brook <paul@codesourcery.com>
28055 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
28056 special interworking needed.
28058 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
28060 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
28061 conditional to __SSE2__.
28062 (Entries below should have been added to first ChangeLog
28063 entry for amdfam10 dated 2007-02-05)
28064 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
28066 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
28068 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
28071 2007-02-08 DJ Delorie <dj@redhat.com>
28073 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
28074 * config/m32c/m32c.c (legal_subregs): New.
28075 (m32c_illegal_subreg_p): New.
28076 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
28077 unsupported subregs of hard regs.
28079 2007-02-08 Jan Hubicka <jh@suse.cz>
28081 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
28082 the same one; always update histograms.
28084 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28086 * passes.c (init_optimization_passes): Tidy comment.
28088 2007-02-08 Roger Sayle <roger@eyesopen.com>
28090 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
28091 strip zero_extend, bswap and rotates from POCOUNT's argument.
28092 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
28093 zero_extend and rotates from PARITY's argument.
28094 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
28095 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
28096 of an integer constant at compile-time.
28098 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28101 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
28103 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
28106 * tree-ssa-live.c (remove_unused_locals): Do not remove
28107 TREE_ADDRESSABLE variables.
28108 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
28109 * tree-ssa-operands.c (add_virtual_operand): Remove argument
28110 FOR_CLOBBER. Update all users.
28111 If VAR has an associated alias set, add a virtual operand for
28112 it if no alias is found to conflict with the memory reference.
28114 2007-02-07 Jan Hubicka <jh@suse.cz>
28115 Robert Kidd <rkidd@crhc.uiuc.edu>
28117 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
28119 2007-02-07 Ian Lance Taylor <iant@google.com>
28121 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
28123 2007-02-07 Roger Sayle <roger@eyesopen.com>
28125 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
28126 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
28127 tablejumpdi, movsi_to_cr_one): Remove constraints from
28128 define_expand's match_operands.
28130 2007-02-07 Roger Sayle <roger@eyesopen.com>
28132 * global.c (compute_regsets): Move declatation of "i" inside of
28133 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
28135 2007-02-07 Jakub Jelinek <jakub@redhat.com>
28138 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
28139 of INDIRECT_REF <RESULT_DECL>.
28141 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
28143 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
28144 Kaz Kojima <kkojima@gcc.gnu.org>
28147 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
28149 (sh_initialize_trampoline): Add parentheses to avoid a warning.
28151 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
28153 * doc/loop.texi: Document possibility not to perform disambiguation
28154 of loops with multiple latches.
28155 * cfgloopmanip.c (alp_enum_p): Removed.
28156 (add_loop): Handle subloops. Use get_loop_body_with_size.
28157 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
28158 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
28159 the new forwarder block.
28160 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
28161 Handle the case latch is NULL.
28162 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
28163 modifications when marking loop exits.
28164 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
28166 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
28167 disambiguate_loops_with_multiple_latches.
28168 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
28169 before fix_loop_structure.
28170 * cfgloop.c: Include pointer-set.h and output.h.
28171 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
28172 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
28173 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
28174 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
28175 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
28176 disambiguate_multiple_latches, get_loop_body_with_size,
28177 disambiguate_loops_with_multiple_latches): New functions.
28178 (flow_loop_dump): Dump multiple latch edges.
28179 (flow_loop_nodes_find): Handle loops with multiple latches.
28180 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
28181 (glb_enum_p): Modified.
28182 (get_loop_body): Use get_loop_body_with_size.
28183 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
28184 (AVOID_CFG_MODIFICATIONS): New constant.
28185 (disambiguate_loops_with_multiple_latches, add_loop,
28186 get_loop_body_with_size): Declare.
28187 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
28189 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
28191 PR inline-asm/28686
28192 * global.c (compute_regsets): New function.
28193 (global_alloc): Refactored ELIMINABLE_REGSET
28194 and NO_GLOBAL_ALLOC_REGS computation out.
28195 (rest_of_handle_global_alloc): Call compute_regsets()
28196 for non-optimizing case.
28198 2007-02-06 Richard Henderson <rth@redhat.com>
28200 * config/i386/constraints.md (Y2): Rename from Y.
28201 (Yi): New constraint.
28202 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
28203 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
28204 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
28205 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
28206 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
28207 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
28208 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
28209 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
28210 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
28211 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
28212 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
28213 vec_extractv2si_1): Change Y constraints to Y2.
28214 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
28215 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
28216 Change Y constraints to Y2.
28217 (sse2_loadld): Change Y constraints to x.
28219 2007-02-06 Roger Sayle <roger@eyesopen.com>
28221 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
28222 (parity<mode>2): New define_expand using rs6000_emit_parity.
28223 * config/rs6000/rs6000.c (rs6000_emit_popcount,
28224 rs6000_emit_parity): New functions.
28225 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
28226 rs6000_emit_parity): Prototype here.
28228 2007-02-06 Ian Lance Taylor <iant@google.com>
28230 * lower-subreg.c (simple_move_operand): Reject CONST.
28231 (resolve_clobber): Call validate_change rather than directly
28232 assigning to XEXP (pat, 0).
28234 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28236 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
28237 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
28238 (tree-cfg.o): Remove hashtab.h dependency.
28240 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
28241 (struct ivopts_data): Change niters to pointer_map_t.
28242 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
28243 (niter_for_exit): Create pointer_map on demand. Change for
28245 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
28246 (free_loop_data): Destroy data->niters if created and reset field.
28247 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
28248 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
28250 * tree-ssa-reassoc.c: Include pointer-set.h.
28251 (bb_rank): Change to long *.
28252 (operand_rank): Change to pointer_map_t.
28253 (find_operand_rank): Return long, -1 if not found. Declare as inline.
28254 (insert_operand_rank): Accept long.
28255 (operand_entry_hash, operand_entry_eq): Remove.
28256 (get_rank): Return long. Adjust for changes above.
28257 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
28259 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
28261 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
28262 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
28263 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
28265 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
28266 directly since it cannot be NULL.
28267 (get_vi_for_tree): Rewrite for pointer_map API.
28268 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
28269 (init_alias_vars): Create vi_for_tree as pointer_map.
28270 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
28272 * tree-cfg.c: Don't include hashtab.h.
28273 (edge_to_cases): Declare as pointer_map.
28274 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
28276 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
28277 (start_recording_case_labels): Create edge_to_cases as pointer_map.
28278 (end_recoding_case_labels): Cleanup edge_to_cases manually before
28280 (record_switch_edge): Delete.
28281 (get_cases_for_edge): Adjust for pointer_map API, inline
28282 record_switch_edge (rewritten for new API), remove goto.
28284 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28286 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
28287 * tree-nested.c: Include pointer-set.h.
28288 (var_map_elt, var_map_eq, var_map_hash): Delete.
28289 (struct nesting_info): Remove GTY marker. Change the two htab_t's
28290 to pointer_map_t's.
28291 (nesting_info_bitmap_obstack): New.
28292 (lookup_field_for_decl): Adjust for pointer_map API.
28293 (lookup_tramp_for_decl): Adjust for pointer_map API.
28294 (get_nonlocal_debug_decl): Adjust for pointer_map API.
28295 (get_local_debug_decl): Adjust for pointer_map API.
28296 (convert_nl_goto_reference): Adjust for pointer_map API.
28297 (convert_nl_goto_receiver): Adjust for pointer_map API.
28298 (create_nesting_tree): Create outside GGC space. Create bitmap on
28299 the new obstack. Create field_map and var_map as pointer_maps.
28300 (free_nesting_tree): Adjust for changes to create_nesting_tree.
28302 (lower_nested_functions): Move root here, no need to NULL it.
28303 Initialize and release the obstack.
28305 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
28307 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
28308 Remove prototypes and make them non-static.
28309 (struct tree_int_map): Remove.
28310 * tree.h (struct tree_int_map): Move here, turning TO into an
28312 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
28314 * tree.h (TREE_COMPLEXITY): Remove.
28315 (struct tree_exp): Remove complexity field.
28316 * tree.c (build1_stat): Don't set it.
28318 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
28319 Victor Kaplansky <victork@il.ibm.com>
28321 * tree-vectorizer.c (vect_is_simple_use): Support induction.
28322 (vect_is_simple_reduction): Support reduction with induction as
28323 one of the operands.
28324 (vect_is_simple_iv_evolution): Fix formatting.
28325 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
28326 formatting. Don't mark induction phis for vectorization.
28327 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
28328 * tree-vect-transform.c (get_initial_def_for_induction): New function.
28329 (vect_get_vec_def_for_operand): Support induction.
28330 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
28332 (vectorizable_reduction): Support reduction with induction as one of
28334 (vectorizable_type_demotion): Use def-type of stmt argument rather
28335 than dummy def-type.
28337 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
28338 flag_tree_scev_cprop.
28339 * common.opt (tree-scev-cprop): New flag.
28341 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
28342 call to vect_get_new_vect_var.
28344 2007-02-06 Ira Rosen <irar@il.ibm.com>
28346 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
28347 vectype is not NULL.
28348 (vect_pattern_recog_1): Likewise.
28350 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28352 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
28353 (fold_negate_expr): Likewise.
28355 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
28358 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
28359 even if cv-qualification is the same.
28361 2007-02-05 Geoffrey Keating <geoffk@apple.com>
28363 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
28364 __enable_execute_stack on completion.
28366 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28368 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
28369 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
28370 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
28371 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
28372 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
28373 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
28374 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
28375 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
28377 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28379 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
28380 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
28381 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
28382 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
28383 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
28384 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
28385 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
28386 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
28387 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
28388 umuldi3_highpart_rex64, umulsi3_highpart_insn,
28389 umulsi3_highpart_zext, smuldi3_highpart_rex64,
28390 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
28391 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
28392 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
28393 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
28394 sqrtextenddfxf2_i387): Added amdfam10_decode.
28396 * config/i386/athlon.md (athlon_idirect_amdfam10,
28397 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
28398 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
28399 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
28400 athlon_ivector_store_amdfam10): New define_insn_reservation.
28401 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
28404 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28406 * config/i386/athlon.md (athlon_call_amdfam10,
28407 athlon_pop_amdfam10, athlon_lea_amdfam10): New
28408 define_insn_reservation.
28409 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
28410 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
28411 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
28413 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28415 * config/i386/athlon.md (athlon_sseld_amdfam10,
28416 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
28417 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
28419 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28421 * config/i386/athlon.md (athlon_sseins_amdfam10): New
28422 define_insn_reservation.
28423 * config/i386/i386.md (sseins): Added sseins to define_attr type
28424 and define_attr unit.
28425 * config/i386/sse.md: Set type attribute to sseins for insertq
28428 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28430 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
28431 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
28432 ssecomi_load_amdfam10, ssecomi_amdfam10,
28433 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
28434 define_insn_reservation.
28435 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
28437 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28439 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
28440 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
28441 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
28442 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
28443 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
28444 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
28445 define_insn_reservation.
28447 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
28448 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
28449 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
28450 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
28451 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
28453 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28455 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
28456 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
28457 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
28458 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
28459 athlon_ssemul_load_k8): Added amdfam10.
28461 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28463 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
28464 (x86_sse_unaligned_move_optimal): New variable.
28466 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
28468 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
28469 for unaligned vector SSE double/single precision loads for AMDFAM10.
28471 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28473 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
28474 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
28475 Define TARGET_CPU_DEFAULT_amdfam10.
28476 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
28477 (processor_type): Add PROCESSOR_AMDFAM10.
28479 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
28480 processor_type in config/i386/i386.h.
28481 Enable imul peepholes for TARGET_AMDFAM10.
28483 * config.gcc: Add support for --with-cpu option for amdfam10.
28485 * config/i386/i386.c (amdfam10_cost): New variable.
28486 (m_AMDFAM10): New macro.
28487 (m_ATHLON_K8_AMDFAM10): New macro.
28488 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
28489 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
28490 x86_promote_QImode, x86_integer_DFmode_moves,
28491 x86_partial_reg_dependency, x86_memory_mismatch_stall,
28492 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
28493 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
28494 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
28495 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
28496 Enable/disable for amdfam10.
28497 (override_options): Add amdfam10_cost to processor_target_table.
28498 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
28499 processor_alias_table.
28500 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
28501 (ix86_adjust_cost): Add code for amdfam10.
28503 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28505 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
28506 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
28507 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
28508 * config/i386/i386.h: Add builtin definition for SSE4A.
28509 * config/i386/i386.md: Add support for ABM instructions
28510 (popcnt and lzcnt).
28511 * config/i386/sse.md: Add support for SSE4A instructions
28512 (movntss, movntsd, extrq, insertq).
28513 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
28514 Add -march=amdfam10 flag.
28515 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
28516 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
28518 * doc/extend.texi: Add documentation for SSE4A builtins.
28520 2007-02-05 Bob Wilson <bob.wilson@acm.org>
28522 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
28524 2007-02-05 Richard Guenther <rguenther@suse.de>
28526 * tree-vectorizer.h (vectorizable_function): Add argument type
28527 argument, change return type.
28528 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
28529 * tree-vect-transform.c (vectorizable_function): Handle extra
28530 argument, return vectorized function decl.
28531 (build_vectorized_function_call): Remove.
28532 (vectorizable_call): Handle calls with result and argument types
28533 differing. Handle loop vectorization factor correctly.
28534 * targhooks.c (default_builtin_vectorized_function): Adjust for
28536 * targhooks.h (default_builtin_vectorized_function): Likewise.
28537 * target.h (builtin_vectorized_function): Add argument type
28539 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
28540 extra argument, allow vectorizing of lrintf.
28541 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
28542 documentation of target hook.
28544 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
28547 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
28548 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
28549 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
28551 2007-02-05 Roger Sayle <roger@eyesopen.com>
28553 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
28554 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
28555 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
28556 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
28557 before canonicalizing sincos to cexpi.
28558 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
28560 2007-02-05 Roger Sayle <roger@eyesopen.com>
28562 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
28563 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
28564 (alpha_init_builtins): Use alpha_add_builtins to process tables.
28566 2007-02-05 Roger Sayle <roger@eyesopen.com>
28568 * mips-tfile.c (initialize_init_file): Correct endianness test.
28570 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
28572 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
28573 the 'y' constraint.
28575 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28577 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
28578 saves in a PARALLEL before the register assignments.
28580 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28582 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
28583 DWARF_FRAME_RETURN_COLUMN to be a general register.
28584 * dwarf2out.c (init_return_column_size): New function, split from...
28585 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
28586 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
28587 to be nongeneral registers.
28588 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
28590 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
28591 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
28593 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28595 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
28597 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28599 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
28600 (remove_path): Use can_remove_branch_p and remove_branch instead
28601 of loop_delete_branch_edge.
28602 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
28603 (tree_transform_and_unroll_loop): Remove dead branches immediately.
28604 Update profile using scale_dominated_blocks_in_loop.
28605 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
28606 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
28607 (can_remove_branch_p, remove_branch): Declare.
28608 * tree-cfg.c (tree_can_remove_branch_p): New function.
28609 (tree_cfg_hooks): Add tree_can_remove_branch_p.
28610 * cfgrtl.c (rtl_can_remove_branch_p): New function.
28611 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
28613 2007-02-05 Jan Hubicka <jh@suse.cz>
28615 PR middle-end/30696
28616 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
28617 nodes in cgraph, don't remove offline copy of the function.
28619 2007-02-04 Jan Hubicka <jh@suse.cz>
28621 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
28622 vectors might cause maybe_lookup_element_for_expr to be called
28623 on non-sra-candidate.
28625 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28627 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
28628 config/bfin/bfin.md, config/bfin/predicates.md: Follow
28629 spelling conventions.
28631 2007-02-04 Richard Guenther <rguenther@suse.de>
28633 PR middle-end/30636
28634 * fold-const.c (try_move_mult_to_index): Make sure to not
28635 overflow one dimension of a multi-dimensional array access.
28637 2007-02-04 Jan Hubicka <jh@suse.cz>
28639 * passes.c (init_optimization_passes): Reindent.
28641 2007-02-04 Jan Hubicka <jh@suse.cz>
28642 Eric Botcazou <ebotcazou@adacore.com>
28644 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
28645 (execute_fixup_cfg): Break out the abnormal goto code.
28646 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
28647 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
28648 (optimize_inline_calls): Call make_nonlocal_label_edges.
28650 2007-02-04 Jan Hubicka <jh@suse.cz>
28652 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
28653 true when something was changed.
28654 (rename_ssa_copies): When something was changed, do
28655 TODO_remove_unused_locals.
28656 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
28657 add TODO_remove_unused_locals when instruction was removed.
28659 2007-02-04 Jan Hubicka <jh@suse.cz>
28661 * ipa-inline.c (try_inline): Improve debug output; work on already
28663 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
28664 call try_inline for already inlined edges too when flattening;
28665 inline also functions that make callee growth but overall unit size
28668 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28670 * config/m32c/bitops.md, config/m32c/jump.md,
28671 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
28672 config/m32r/m32r.h, config/m32r/m32r.md,
28673 config/m32r/predicates.md, config/m68hc11/larith.asm,
28674 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
28675 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
28676 config/mips/mips-protos.h, config/mips/mips.c,
28677 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
28678 config/mn10300/mn10300.h, config/mn10300/predicates.md,
28679 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
28680 spelling conventions.
28682 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
28683 Follow spelling conventions.
28685 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
28687 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
28688 warn about C++0x compatibility.
28690 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28692 * config/h8300/h8300.c, config/h8300/h8300.h,
28693 config/h8300/h8300.md: Follow spelling conventions.
28695 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
28697 PR middle-end/30667
28698 * combine.c (try_combine): Do not substitute source operand
28699 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
28701 2007-02-03 Jan Hubicka <jh@suse.cz>
28703 PR gcov-profile/30650
28704 * value-prof.c (stringop_block_profile): Fix handling of size counter;
28705 do not divide by zero for never executed counters.
28706 (tree_find_values_to_profile): Fix counters.
28707 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
28709 2007-02-03 Ian Lance Taylor <iant@google.com>
28711 * lower-subreg.c (simple_move_operand): New static function,
28712 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
28714 (simple_move): Call simple_move_operand.
28715 (find_decomposable_subregs): Add special handling of MEMs.
28716 (can_decompose_p): Rename from cannot_decompose_p. Reverse
28717 meaning of return value. If we see a hard register, test whether
28718 it can store a word_mode value. Change all callers.
28720 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28722 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
28723 ftrapv insns and expanders.
28724 (subdi3): Change define_expand operand 1 to arith11_operand, and
28725 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
28726 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
28727 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
28730 PR middle-end/30174
28731 * varasm.c (notice_global_symbol): Treat global objects as weak when
28732 flag_shlib is true.
28734 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28736 * emit-rtl.c (dconstpi): Delete.
28737 (dconstsqrt2): New.
28738 (init_emit_once): Delete dconstpi and init dconstsqrt2.
28739 * real.h (dconstpi): Delete.
28740 (dconstsqrt2): New.
28741 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
28742 (fold_builtin_hypot): Likewise.
28744 2007-02-03 Tom Tromey <tromey@redhat.com>
28747 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
28748 -gcoff3, -gxcoff3, -gvms3 implies -dD.
28750 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
28752 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
28753 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
28754 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
28755 config/rs6000/cell.md, config/rs6000/darwin.h,
28756 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
28757 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
28758 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
28759 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
28760 typos. Follow spelling conventions.
28761 * doc/invoke.texi: Follow spelling conventions.
28763 2007-02-03 Roger Sayle <roger@eyesopen.com>
28765 * simplify-rtx.c (simplify_relational_operation_1): Implement some
28766 canonicalization transformations that attempt to simplify integer
28767 constant comparisons to become comparisons against zero.
28769 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28771 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
28773 * fold-const.c (fold_binary): Fix comment typos. Fold complex
28774 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
28776 2007-02-02 Mike Stump <mrs@apple.com>
28778 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
28779 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
28780 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
28781 generate a branch island.
28783 2007-02-02 Bob Wilson <bob.wilson@acm.org>
28785 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
28786 (xtensa_legitimate_address_p): New.
28787 (xtensa_legitimize_address): New.
28788 (xtensa_output_addr_const_extra): New.
28789 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
28791 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
28792 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
28793 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
28794 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
28795 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
28796 (xtensa_legitimize_address): New.
28797 (xtensa_output_addr_const_extra): New.
28799 2007-02-02 Steve Ellcey <sje@cup.hp.com>
28801 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
28803 2007-02-02 Ian Lance Taylor <iant@google.com>
28805 * expmed.c (expand_divmod): Add comment.
28807 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
28809 * emit-rtl.c (renumber_insns): Remove.
28810 * flags.h: Remove the extern for flag_renumber_insns.
28811 * rtl.h: Remove the prototype for renumber_insns.
28812 * toplev.c (flag_renumber_insns): Remove.
28814 2007-02-02 Hui-May Chang <hm.chang@apple.com>
28816 Revert for x86 darwin:
28817 2005-06-19 Uros Bizjak <uros@kss-loka.si>
28819 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
28820 code before the following patch under TARGET_MACHO.
28821 (ix86_function_value_regno_p): Likewise.
28823 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28825 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
28828 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28831 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
28832 loads to general or fp registers. Add comments.
28833 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
28835 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
28837 * pointer-set.c (insert_aux): Only return insertion slot.
28838 (pointer_set_insert): Adjust.
28839 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
28840 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
28841 pointer_map_traverse): New.
28842 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
28843 pointer_map_create, pointer_map_destroy, pointer_map_insert,
28844 pointer_map_contains, pointer_map_traverse): Declare.
28846 2007-02-02 Jakub Jelinek <jakub@redhat.com>
28848 PR middle-end/30473
28849 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
28850 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
28852 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28854 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
28856 (struct _dep): New type.
28857 (dep_t): New typedef.
28858 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
28859 (DEP_STATUS): New access macro. The macro with the same name was
28860 renamed to DEP_LINK_STATUS.
28861 (dep_init): Declare function
28863 (struct _dep_link): New type.
28864 (dep_link_t): New typedef.
28865 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
28866 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
28867 (DEP_LINK_STATUS): New macro.
28868 (debug_dep_links): New debug function.
28870 (struct _deps_list): New type.
28871 (deps_list_t): New typedef.
28872 (DEPS_LIST_FIRST): New access macro.
28873 (FOR_EACH_DEP_LINK): New cycle macro.
28874 (create_deps_list, free_deps_list, delete_deps_list): Declare
28876 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
28877 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
28878 (copy_deps_list_change_con): Ditto.
28880 (move_dep_link): Declare function.
28882 (struct _dep_node): New type.
28883 (dep_node_t): New typedef.
28884 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
28886 (struct haifa_insn_data.back_deps): New field to hold backward
28887 dependencies of the insn.
28888 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
28890 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
28891 Change its type to deps_list_t.
28892 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
28893 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
28894 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
28896 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
28898 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
28900 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
28902 (dep_cost): Declare.
28904 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
28905 (ds_to_dk, dk_to_ds): New functions.
28907 (init_dep_1): New static function.
28908 (init_dep): New function.
28909 (copy_dep): New static function.
28911 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
28913 (detach_dep_link): New static function.
28914 (move_dep_link): New function.
28916 (dep_links_consistent_p, dump_dep_links): New static functions.
28917 (debug_dep_links): New debugging function.
28919 (deps_obstack, dl_obstack, dn_obstack): New static variables.
28921 (alloc_deps_list, init_deps_list): New static functions.
28922 (create_deps_list): New function.
28923 (clear_deps_list): New static function.
28924 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
28925 (deps_list_consistent_p, dump_deps_list): New static functions.
28926 (debug_deps_list): New function.
28927 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
28929 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
28931 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
28932 use new scheduler dependencies lists.
28933 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
28934 (sched_analyze): Ditto. Initialize dependencies lists.
28935 (add_forw_dep, compute_forward_dependences): Update to use new
28936 scheduler dependencies lists.
28938 (init_dependency_caches): Init deps_obstack.
28939 (free_dependency_caches): Free deps_obstack.
28941 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
28942 new scheduler dependencies lists.
28943 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
28944 (add_back_forw_dep, delete_back_forw_dep): Ditto.
28946 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
28947 Update to use new scheduler dependencies lists.
28948 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
28949 (debug_dependencies): Ditto.
28950 (schedule_region): Update comments.
28952 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
28953 scheduler dependencies lists.
28954 (schedule_ebb): Update comments.
28956 * rtl.def (DEPS_LIST): Remove.
28958 * lists.c (unused_deps_list): Remove.
28959 (free_list): Update assertions.
28961 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
28962 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28964 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
28965 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28967 * haifa-sched.c (comments): Update.
28968 (insn_cost1): Remove. Inline the code into insn_cost ().
28969 (insn_cost): Update to use new scheduler dependencies lists. Move
28970 processing of the dependency cost to dep_cost ().
28971 (dep_cost): New function. Use it instead of insn_cost () when
28972 evaluating cost of the dependency. Use compatible interface to
28973 interact with the target.
28974 (priority): Update to use new scheduler dependencies lists.
28975 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
28976 with greater number of insns that depend on the insn.
28977 (schedule_insn): Update to use new scheduler dependencies lists. Add
28978 code to free backward dependencies lists. Inline and optimize code
28979 from resolve_dep () - see PR28071.
28980 (ok_for_early_queue_removal): Update to use new scheduler dependencies
28981 lists. Update call to targetm.sched.is_costly_dependence hook.
28983 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
28984 scheduler dependencies lists.
28986 (resolve_dep): Remove. Move the logic to schedule_insn ().
28987 (init_h_i_d): Initialize dependencies lists.
28989 (process_insn_depend_be_in_spec): Rename to
28990 process_insn_forw_deps_be_in_spec. Update to use new scheduler
28991 dependencies lists.
28992 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
28993 Update to use new scheduler dependencies lists.
28994 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
28996 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
28997 new scheduler dependencies lists.
28998 (build_intra_loop_deps): Ditto.
29000 * target.h (struct _dep): Declare to use in
29001 gcc_target.sched.is_costly_dependence.
29002 (struct gcc_target.sched.adjust_cost): Fix typo.
29003 (struct gcc_target.sched.is_costly_dependence): Change signature to
29004 use single dep_t parameter instead of an equivalent triad.
29005 (struct gcc_target.sched.adjust_cost_2): Remove.
29007 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
29009 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
29011 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
29013 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
29015 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
29016 (REG_DEP_TRUE): Document.
29018 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
29019 Change signature to correspond to the targetm.sched.adjust_cost hook.
29020 Update use in TARGET_SCHED_ADJUST_COST_2.
29021 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
29022 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
29023 new scheduler dependencies lists.
29024 (ia64_gen_check): Ditto.
29026 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
29027 scheduler dependencies lists.
29029 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
29030 signature to correspond to the targetm.sched.is_costly_dependence hook.
29031 (is_costly_group): Update to use new scheduler dependencies lists.
29033 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
29034 instead of INSN_COST () macro.
29036 2007-02-01 Ian Lance Taylor <iant@google.com>
29038 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
29040 2007-02-01 Guy Martin <gmsoft@gentoo.org>
29042 * pa.md (tp_load): Correct mfctl instruction syntax.
29044 2007-02-01 Geoffrey Keating <geoffk@apple.com>
29046 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
29047 altivec_padding_size calculation on AIX. Improve comment, add
29048 assert to verify that it's right.
29050 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
29053 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
29055 PR inline-asm/28686
29056 * global.c (global_alloc): Add mising initialization of
29059 2007-02-01 Roger Sayle <roger@eyesopen.com>
29061 * alias.c (init_alias_analysis): Correct whitespace.
29062 * bb-reorder.c (fix_edges_for_rarely_executed_code,
29063 partition_hot_cold_basic_blocks): Likewise.
29064 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
29065 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
29066 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
29067 fold_builtin_snprintf_chk, fold_builtin_printf,
29068 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
29069 do_mpfr_arg3, do_mpfr_sincos): Likewise.
29070 * cfgcleanup.c (cleanup_cfg): Likewise.
29071 * cfgexpand.c (tree_expand_cfg): Likewise.
29072 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
29073 * function.c (get_next_funcdef_no): Likewise.
29074 * gengtype.c (main): Likewise.
29075 * genmodes.c (main): Likewise.
29076 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
29077 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
29078 * ifcvt.c (noce_emit_move_insn): Likewise.
29079 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
29081 * stor-layout.c (get_best_mode): Likewise.
29082 * tree-ssa-loop-niter.c (get_val_for): Likewise.
29083 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
29084 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
29085 perform_var_substitution, solve_graph): Likewise.
29086 * tree-vrp.c (vrp_finalize): Likewise.
29088 2007-02-01 Ian Lance Taylor <iant@google.com>
29090 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
29091 high part of a paradoxical subreg, return a constant zero.
29093 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
29095 * toplev.c (lang_dependent_init): Call init_set_costs.
29096 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
29098 2007-02-01 Richard Guenther <rguenther@suse.de>
29100 PR middle-end/30656
29101 * fold-const.c (fold_negate_expr): Allow negating a
29102 constant if overflow does not change.
29104 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29106 * doc/c-tree.texi (Expression trees): Improve markup.
29107 * doc/tm.texi (Register Classes, Addressing Modes)
29108 (Floating Point): Fix spacing after abbreviations. Fix some
29111 2007-02-01 Ben Elliston <bje@au.ibm.com>
29113 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
29114 * doc/contrib.texi: Likewise.
29115 * doc/install.texi: Likewise.
29117 2007-01-31 Richard Henderson <rth@redhat.com>
29118 Ian Lance Taylor <iant@google.com>
29120 * lower-subreg.c: New file.
29121 * rtl.def (CONCATN): Define.
29122 * passes.c (init_optimization_passes): Add pass_lower_subreg and
29123 pass_lower_subreg2.
29124 * emit-rtl.c (update_reg_offset): New static function, broken out
29125 of gen_rtx_REG_offset.
29126 (gen_rtx_REG_offset): Call update_reg_offset.
29127 (gen_reg_rtx_offset): New function.
29128 * regclass.c: Revert patch of 2006-03-05, restoring
29130 (clear_reg_info_regno): New function.
29131 * dwarf2out.c (concatn_loc_descriptor): New static function.
29132 (loc_descriptor): Handle CONCATN.
29133 * common.opt (fsplit_wide_types): New option.
29134 * opts.c (decode_options): Set flag_split_wide_types when
29136 * timevar.def (TV_LOWER_SUBREG): Define.
29137 * rtl.h (gen_reg_rtx_offset): Declare.
29138 (reg_scan_update): Declare.
29139 * regs.h (clear_reg_info_regno): Declare.
29140 * tree-pass.h (pass_lower_subreg): Declare.
29141 (pass_lower_subreg2): Declare.
29142 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
29143 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
29144 -fsplit-wide-types.
29145 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
29146 * Makefile.in (OBJS-common): Add lower-subreg.o.
29147 (lower-subreg.o): New target.
29149 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29151 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
29153 2007-01-31 Anatoly Sokolov <aesok@post.ru>
29156 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
29158 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29160 PR middle-end/29335
29161 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
29163 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
29165 * cfgloop.h: Include vec-prim.h.
29166 (enum li_flags): Remove LI_ONLY_OLD.
29167 (loop_iterator): Changed.
29168 (fel_next, fel_init): Iterate over loop tree.
29169 (FOR_EACH_LOOP_BREAK): New macro.
29170 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
29172 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
29173 * modulo-sched.c (sms_schedule): Ditto.
29174 * tree-vectorizer.c (vectorize_loops): Ditto.
29175 * doc/loop.texi: Update information on loop numbering and behavior of
29176 FOR_EACH_LOOP wrto new loops.
29177 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
29178 add_to_evolution_1): Test nestedness of loops instead of comparing
29180 * tree-chrec.c (chrec_fold_plus_poly_poly,
29181 chrec_fold_multiply_poly_poly, chrec_evaluate,
29182 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
29183 reset_evolution_in_loop): Ditto.
29184 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
29186 2007-01-31 Dirk Mueller <dmueller@suse.de>
29188 * c-common.c (warn_about_parentheses): Separate warning about
29189 un-parenthized sequence of comparison operators from the one
29190 which is supposed to warn about x <= y <= z.
29192 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
29194 * optabs.h (enum optab_index): Add new OTI_isinf.
29195 (isinf_optab): Define corresponding macro.
29196 * optabs.c (init_optabs): Initialize isinf_optab.
29197 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
29199 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
29200 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
29202 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
29203 expand_builtin_interclass_mathfn.
29204 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
29205 * config/i386/i386.md (UNSPEC_FXAM): New constant.
29206 (fxam<mode>2_i387): New insn pattern.
29207 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
29208 built-in functions as x87 inline asm.
29210 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29212 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
29214 2007-01-30 Eric Christopher <echristo@apple.com>
29216 * config.gcc: Add geode.
29218 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29220 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
29221 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
29222 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
29223 value-prof.c: Fix comment typos.
29225 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29228 * doc/invoke.texi (Wpointer-arith): Document warning.
29230 2007-01-30 Janis Johnson <janis187@us.ibm.com>
29232 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
29233 the list of discrepancies from the draft TR.
29235 2007-01-30 Dirk Mueller <dmueller@suse.de>
29238 * doc/invoke.texi (-Wreturn-type): Update description to
29239 match new behavior.
29241 2007-01-30 Richard Sandiford <richard@codesourcery.com>
29243 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
29245 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
29247 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
29248 to handle optabs that operate on floating point input argument and
29249 output to integer output.
29250 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
29251 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
29252 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
29253 expand_builtin_interclass_mathfn ().
29254 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
29255 (ilogbsi2): Remove.
29256 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
29257 ilogbl built-in functions as x87 intrinsics.
29259 2007-01-30 Richard Guenther <rguenther@suse.de>
29261 PR middle-end/27657
29262 * dwarf2out.c (reference_to_unused): Query varpool if the
29263 variable was output.
29265 2007-01-30 Richard Guenther <rguenther@suse.de>
29267 PR middle-end/30313
29268 * passes.c (execute_one_pass): Reset in_gimple_form to not
29269 confuse non-unit-at-a-time mode.
29271 2007-01-29 Roger Sayle <roger@eyesopen.com>
29272 Richard Guenther <rguenther@suse.de>
29274 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
29275 avoid undefined behaviour on overflow. Use force_fit_type_double
29276 to construct the constant with the specified TREE_OVERFLOW.
29278 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29280 * config/dfp-bit.c: Add parameterized support for fp exceptions.
29281 * config/dfp-bit.h: Ditto.
29283 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29285 * c-decl.c (pop_scope): Replace warnings with call to
29286 warn_for_unused_label.
29287 * c-common.h (warn_for_unused_label): Declare.
29288 * c-common.c (warn_for_unused_label): Define.
29290 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29292 * tree-optimize.c (update_inlined_to_pointers): Delete unused
29295 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29297 * Makefile.in (USER_H): Remove decfloat.h.
29298 * ginclude/decfloat.h: Delete, moving contents to ...
29299 * ginclude/float.h: Add support for decimal floating point,
29300 guarded by __STDC_WANT_DEC_FP__.
29302 2007-01-29 Mike Stump <mrs@apple.com>
29304 * doc/gccint.texi (Top): Rename Loop Representation to Loop
29305 Analysis and Representation to resolve case insensitive conflict.
29306 * doc/loop.texi (Loop Analysis and Representation): Likewise.
29308 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
29310 * tree.h (struct tree_memory_tag): Add aliases member.
29311 (MTAG_ALIASES): New macro.
29312 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
29313 (add_may_alias): Remove pointer-set. Update for may_aliases being
29315 (mark_aliases_call_clobbered): Update for may_aliases being a
29317 (compute_tag_properties): Ditto.
29318 (create_partition_for): Ditto.
29319 (compute_memory_partitions): Ditto.
29320 (dump_may_aliases_for): Ditto.
29321 (is_aliased_with): Ditto.
29322 (add_may_alias_for_new_tag): Ditto.
29323 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
29324 (compute_is_aliased): New function.
29325 (compute_may_aliases): Call compute_is_aliased).
29326 (init_alias_info): Initialize alias_bitmap_obstack.
29327 (union_alias_set_into): New function.
29328 (compute_flow_sensitive_aliasing): Use union_aliases_into.
29329 (have_common_aliases_p): Rewrite to take two bitmaps and use
29331 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
29332 Update for bitmaps.
29333 (finalize_ref_all_pointers): Update for add_may_alias changes.
29334 (new_type_alias): Ditto.
29335 * tree-flow-inline.h (may_aliases): Return a bitmap.
29336 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
29337 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
29338 may_aliases being a bitmap.
29339 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
29340 may_aliases now returns a bitmap.
29341 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
29343 * tree-ssa-operands.c (add_virtual_operand): Update for
29344 may_aliases being a bitmap.
29346 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
29348 PR tree-optimization/30630
29349 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
29350 variable as changed.
29352 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
29355 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
29356 expanded only once even if an error occurs.
29358 2007-01-29 Ben Elliston <bje@au.ibm.com>
29360 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
29361 (__gcov_average_profiler): Likewise.
29362 (__gcov_ior_profiler): Likewise.
29363 (__gcov_merge_ior): Likewise.
29365 2007-01-28 Jan Hubicka <jh@suse.cz>
29367 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
29368 * value-prof.c (stringop_block_profile): Likewise.
29370 2007-01-28 Jan Hubicka <jh@suse.cz>
29372 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
29373 Add variant handling histograms; add wrapper.
29374 (clear_storage_via_libcall): Export.
29375 (emit_block_move_hints): Break out from ...; add histograms.
29376 (emit_block_move): ... this one.
29377 (clear_storage_hints): Break out from ...; add histograms.
29378 (clear_storage): ... this one.
29379 (set_storage_via_memset): Handle histogram.
29380 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
29381 (clear_storage_hints, clear_storage_via_libcall): Declare.
29382 (set_storage_via_setmem): Update prototype.
29383 * doc/md.texi (movmem, setmem): Document new arguments.
29385 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
29386 Add new histograms.
29387 (stringop_block_profile): New global function.
29388 (tree_stringops_values_to_profile): Profile block size and alignment.
29389 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
29391 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
29392 (stringop_block_profile): Declare.
29393 * builtins.c: Include value-prof.h.
29394 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
29395 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
29396 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
29397 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
29398 * profile.c (instrument_values): Add new counters.
29399 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
29401 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
29402 (tree_init_edge_profiler): Build new profilers.
29403 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
29404 (pass_tree_profile): Add dump.
29405 (tree_profile_hooks): Update.
29406 * Makefile.in (LIBGCOV): Add new constants.
29407 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
29408 __gcov_ior_profiler): New.
29409 * i386.md (movmem/setmem expanders): Add new optional arguments.
29411 2007-01-28 David Edelsohn <edelsohn@gnu.org>
29413 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
29415 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29417 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
29418 (tree_unswitch_single_loop): Pass eni_size_weights to
29419 tree_num_loop_insns.
29420 * tree-ssa-loop-manip.c: Include tree-inline.h.
29421 (can_unroll_loop_p): Pass eni_size_weights to
29422 tree_num_loop_insns.
29423 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
29424 Pass eni_size_weights to estimate_num_insns.
29425 * tree.h (init_inline_once): Export.
29426 * toplev.c (backend_init): Call init_inline_once.
29427 * cgraphunit.c (cgraph_process_new_functions,
29428 cgraph_analyze_function): Pass eni_inlining_weights to
29429 estimate_num_insns.
29430 * ipa-inline.c (compute_inline_parameters): Ditto.
29431 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
29432 to estimate_num_insns.
29433 (try_unroll_loop_completely): Pass eni_size_weights to
29434 tree_num_loop_insns.
29435 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
29436 ot estimate_num_insns.
29437 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
29438 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
29439 * tree-inline.c (eni_inlining_weights, eni_size_weights,
29440 eni_time_weights): New variables.
29441 (init_inline_once): Initialize them.
29442 (struct eni_data): Mew.
29443 (estimate_num_insns_1, estimate_num_insns): Use weights.
29444 * tree-inline.h (struct eni_weights_d): New.
29445 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
29446 (estimate_num_insns): Declaration changed.
29447 * cfgloop.h (tree_num_loop_insns): Declaration changed.
29448 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
29449 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
29451 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29453 * tree-data-ref.c (conflict_fn): Assert that the number of affine
29454 relations in the conflict function is valid.
29456 2007-01-27 Ian Lance Taylor <iant@google.com>
29458 * common.opt: Add fstrict-overflow.
29459 * opts.c (decode_options): Set flag_strict_overflow if -O2.
29460 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
29461 (TYPE_OVERFLOW_UNDEFINED): Define.
29462 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
29464 * tree.h (TYPE_TRAP_SIGNED): Don't define.
29465 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
29466 (fold_negate_expr): Likewise.
29467 (make_range): Likewise.
29468 (extract_muldiv_1): Likewise.
29469 (maybe_canonicalize_comparison): Likewise.
29470 (fold_comparison): Likewise.
29471 (fold_binary): Likewise.
29472 (tree_expr_nonnegative_p): Likewise.
29473 (tree_expr_nonzero_p): Likewise.
29474 * tree-vrp.c (compare_values): Likewise.
29475 (extract_range_from_binary_expr): Likewise.
29476 (extract_range_from_unary_expr): Likewise.
29477 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
29479 (nowrap_type_p): Likewise.
29480 * tree-scalar-evolution.c (simple_iv): Likewise.
29481 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
29482 (build_range_check): Likewise.
29483 (extract_muldiv_1): Likewise.
29484 (fold_comparison): Likewise.
29485 * tree-vrp.c (vrp_int_const_binop): Likewise.
29486 (extract_range_from_unary_expr): Likewise.
29487 * convert.c (convert_to_integer): Likewise.
29488 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
29489 (fold_comparison): Likewise.
29490 (fold_binary): Likewise.
29491 * optabs.c (optab_for_tree_code): Likewise.
29492 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
29493 * simplify-rtx.c (simplify_const_relational_operation): Check
29494 flag_strict_overflow and flag_trapv.
29495 (simplify_const_relational_operation): Likewise.
29496 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
29497 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
29500 2007-01-27 Roger Sayle <roger@eyesopen.com>
29502 * tree.c (tree_fold_gcd): Delete.
29503 * tree.h (tree_fold_gcd): Remove prototype.
29504 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
29505 test whether one constant integer is a multiple of another. Instead
29506 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
29507 * fold-const.c (multiple_of_p): We've determined both TOP and
29508 BOTTOM are integer constants so we can call int_const_binop directly
29509 instead of the more generic const_binop.
29511 2007-01-27 Roger Sayle <roger@eyesopen.com>
29513 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
29514 1*X check that the constant hasn't overflowed, to preserve the
29516 (round_up): Provide an efficient implementation when rouding-up an
29517 INTEGER_CST to a power-of-two.
29519 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29521 * doc/sourcebuild.texi: Add comma for clarity.
29522 * doc/extend.texi: Fix some typos.
29523 * doc/passes.texi: Likewise.
29524 * doc/cppinternals.texi: Likewise.
29525 * doc/c-tree.texi: Likewise.
29526 * doc/tree-ssa.texi: Likewise.
29527 * doc/install.texi: Likewise.
29529 2007-01-27 Jan Hubicka <jh@suse.cz>
29531 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
29532 (pass_sra): Do not require alias information.
29533 * passes.c (init_optimization_passes): Add SRA
29535 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
29537 * tracer.c (rest_of_handle_tracer): We already cleaned
29538 up the CFG in tracer() so don't do it here again.
29539 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
29540 cleanup_cfg here, either. And don't call renumber_insns.
29542 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
29543 and BB_HEAD are in the insn stream here. Instead make sure
29544 that BB_INSN is valid on all insns. Also, do check here that
29545 there are no pending branch predictions...
29546 (rtl_verify_flow_info): ...instead of doing it here. Checks
29547 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
29550 2007-01-26 Roger Sayle <roger@eyesopen.com>
29552 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
29553 function to simplify/factorize operand order canonicalization.
29554 (ix86_fixup_binary_operands): Reorganize using the above function.
29555 (ix86_binary_operator_ok): Likewise.
29557 2007-01-27 Jakub Jelinek <jakub@redhat.com>
29559 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
29560 file scope from optimize_attrs.
29561 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
29563 (optimize_attrs): Clear insn_code_values after freeing it.
29565 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29567 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
29568 a parts.base assignment.
29570 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29572 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
29573 (compute_subscript_distance, initialize_data_dependence_relation,
29574 finalize_ddr_dependent, analyze_ziv_subscript,
29575 analyze_siv_subscript_cst_affine,
29576 compute_overlap_steps_for_affine_univar,
29577 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
29578 analyze_siv_subscript, analyze_miv_subscript,
29579 analyze_overlapping_iterations, subscript_dependence_tester_1,
29580 compute_self_dependence, free_dependence_relation): Work
29581 with affine_fn instead of chrecs.
29582 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
29583 common_affine_function, affine_function_base,
29584 affine_function_constant_p, affine_fn_op, affine_fn_plus,
29585 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
29586 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
29587 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
29588 (all_chrecs_equal_p): Removed.
29589 * tree-data-ref.h (affine_fn, conflict_function): New types.
29590 (struct subscript): Change type of conflicting_iterations_in_a
29591 and conflicting_iterations_in_b.
29593 2007-01-26 Steve Ellcey <sje@cup.hp.com>
29596 * config/pa/pa.h (TARGET_HPUX_11): New.
29597 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
29598 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
29600 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
29601 Richard Guenther <rguenther@suse.de>
29603 * tree-ssa-structalias.c (solve_graph): Handle case
29604 we merged the variable to another.
29606 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29608 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
29611 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
29612 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
29614 2007-01-25 DJ Delorie <dj@redhat.com>
29616 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
29617 allow changes to modes which don't fit in those registers.
29619 * reload1.c (choose_reload_regs): Check for invalid subregs before
29620 computing their locations, not after.
29622 2007-01-25 Geoffrey Keating <geoffk@apple.com>
29625 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
29626 save Altivec registers in an eh_return function.
29627 (compute_vrsave_mask): Likewise.
29628 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
29629 for saving Altivec registers.
29630 (rs6000_emit_prologue): Don't allocate stack twice in
29631 eh_return function. Correct expected value of altivec_save_offset
29632 when using save_world. Describe save of R0 to stack when using
29633 save_world. Describe stack pointer adjustment when using
29634 save_world. Remove duplicated eh_return parameter register saving.
29635 Update sp_offset variable after save_world.
29636 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
29638 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
29639 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
29642 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29644 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
29646 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29649 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
29650 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
29652 2007-01-25 Richard Guenther <rguenther@suse.de>
29654 * doc/invoke.texi (-Wcoverage-mismatch): Document.
29655 * common.opt (-Wcoverage-mismatch): New warning option.
29656 * coverage.c (get_coverage_counts): Ignore coverage mismatch
29657 if -Wcoverage-mismatch is given.
29659 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
29661 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
29662 (ipcp_driver): Change to static definition.
29663 Add dumping of the ifunctions.
29664 (constant_val_insert): Remove unused parameter. Support for SSA.
29665 (ipcp_propagate_const): Support for SSA.
29666 (ipcp_profile_bb_print): Print only analyzed nodes.
29667 (ipcp_replace_map_create): Remove support for Fortran constant
29669 * ipa-prop.c (ipa_method_modify_stmt,
29670 ipa_callsite_compute_param): Support for SSA.
29671 * ipa-prop.h (ipcp_driver): Remove declaration.
29672 (IS_VALID_TREE_MAP_INDEX): Add define.
29674 2007-01-24 Geoffrey Keating <geoffk@apple.com>
29676 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
29678 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29680 PR middle-end/30447
29681 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
29682 constant argument to cabs and do it without checking for
29683 -funsafe-math-optimizations.
29685 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
29687 * c-common.h (RID_FIRST_CXX0X): New.
29688 (RID_LAST_CXX0X): New.
29689 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
29691 * c.opt (Wc++0x-compat): New.
29692 * doc/invoke.texi (-Wc++0x-compat): Document.
29694 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29696 * builtins.c (fold_builtin_carg): New.
29697 (fold_builtin_1): Use it.
29699 2007-01-24 Jan Hubicka <jh@suse.cz>
29701 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
29703 * ipa-inline.c (initial_insns, max_insns): Delete.
29704 (compute_max_insns): New function.
29705 (cgraph_decide_inlining_of_small_function): Use it; take minimal
29706 amount of insns as base for code growth.
29707 (cgraph_decide_inlining): Make initial_insns local; do not compute
29709 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
29710 * doc/invoke.texi (inline-unit-growth): Update docs.
29712 2007-01-24 Jakub Jelinek <jakub@redhat.com>
29714 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
29715 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
29716 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
29717 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
29718 for CPUs that have PTA_CX16 set.
29720 PR middle-end/27416
29721 * gimplify.c (omp_check_private): New function.
29722 (gimplify_scan_omp_clauses): Use it for
29723 firstprivate/lastprivate/reduction.
29725 PR middle-end/30494
29726 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
29727 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
29729 PR middle-end/30421
29730 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
29731 If lower_lastprivate_clauses emits some statements, append them
29732 to dlist rather than body_p and to body_p append an initializer.
29733 (lower_omp_for): Adjust caller.
29735 2007-01-24 Steve Ellcey <sje@cup.hp.com>
29737 * target.h (globalize_decl_name): New.
29738 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29739 * output.h (default_globalize_decl_name): New.
29740 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
29742 (globalize_decl): Ditto.
29743 (default_globalize_decl_name): New.
29744 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
29745 (ia64_handle_version_id_attribute): New.
29746 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29747 (ia64_asm_output_external): Use globalize_decl_name instead
29748 of globalize_label.
29749 * doc/extend.texi (version_id): New pragma.
29750 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
29752 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29754 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
29755 _uleb128_t and _Unwind_SWord with _sleb128_t.
29756 * unwind-dw2.c (extract_cie_info, execute_stack_op,
29757 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
29759 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
29760 * unwind-pe.h (read_uleb128, read_sleb128,
29761 read_encoded_value_with_base): Likewise.
29762 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
29764 2007-01-24 Richard Guenther <rguenther@suse.de>
29766 * builtins.c (expand_builtin_cexpi): Get the fndecl
29767 for cexp in the correct way.
29769 2007-01-24 Jan Hubicka <jh@suse.cz>
29771 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
29774 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29776 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
29777 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
29778 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
29779 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
29780 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
29781 __SIZEOF_PTRDIFF_T__.
29782 * doc/cpp.texi: Documentation for the new builtin macros added.
29784 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
29786 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
29787 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
29788 instead of operands[2] to avoid access past the end of array.
29790 2007-01-24 Richard Sandiford <richard@codesourcery.com>
29792 * reload1.c (emit_reload_insns): Pass the reload register
29793 for a non-spill output reload through forget_old_reloads_1.
29795 2007-01-23 Joseph Myers <joseph@codesourcery.com>
29797 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
29798 _SOFT_DOUBLE if doubles use software floating-point.
29799 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
29800 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29801 * config/rs6000/darwin-ldouble.c: Also compile functions for
29802 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
29803 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29804 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
29805 commented-out long double override.
29806 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
29807 * config/rs6000/eabispe.h: Likewise.
29808 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
29809 long double for non-SPE.
29810 (rs6000_handle_option): Likewise.
29811 (invalid_e500_subreg): Disallow more subregs involding DImode,
29812 DFmode, TImode or TFmode.
29813 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
29815 (legitimate_lo_sum_address_p): Also check for TFmode for E500
29817 (rs6000_legitimize_address): Also handle TFmode for E500 double.
29818 (rs6000_legitimize_reload_address): Also handle TFmode for E500
29820 (rs6000_legitimate_address): Also check for TFmode for E500
29822 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
29823 (spe_build_register_parallel): Handle TFmode and TCmode.
29824 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
29826 (function_arg): Handle TFmode and TCmode for E500 double.
29827 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
29829 (print_operand): Handle TFmode and TImode for %y.
29830 (rs6000_generate_compare): Handle TFmode comparisons for E500
29832 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
29833 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
29834 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
29835 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
29836 TFmode for E500 double.
29837 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
29838 (floatsidf2): Enable for E500 double.
29839 (movtf_softfloat): Use rs6000_nonimmediate_operand.
29840 (extenddftf2): Change to extenddftf2_fprs.
29841 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
29842 depending on TARGET_E500_DOUBLE.
29843 (extendsftf2): Enable for E500 double.
29844 (trunctfdf2): Enable for E500 double.
29845 (trunctfsf2): Change to trunctfsf2_fprs.
29846 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
29847 depending on TARGET_E500_DOUBLE.
29848 (floatsitf2): Enable for E500 double.
29849 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
29850 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
29851 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
29852 (negtf2): Change to negtf2_internal.
29853 (negtf2): New expander.
29854 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
29855 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
29856 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
29857 (movdi_internal32): Use rs6000_nonimmediate_operand.
29858 (unnamed splitter): Likewise.
29859 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
29860 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
29861 (SPE64TF, DITI): New mode macros.
29862 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
29865 (frob_<mode>_di_2): New.
29866 (frob_tf_di_8_2): New.
29867 (frob_di_df): Change to frob_di_<mode>; allow more modes.
29869 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
29871 (frob_ti_<mode>_8_2): New.
29872 (frob_ti_tf_2): New.
29873 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
29874 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
29876 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
29877 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
29878 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
29879 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
29880 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
29881 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
29884 2007-01-23 Ian Lance Taylor <iant@google.com>
29886 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
29888 (OBJS-archive): Reformat, alphabetize.
29889 (OBJS): Change out_object_file to OBJS-md.
29891 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
29893 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
29894 JUMP_P and CALL_P predicates where applicable.
29895 * config/i386/i386.c: Ditto.
29896 * config/i386/i386.md: Ditto.
29897 * config/i386/mmx.md: Ditto.
29898 * config/i386/predicates.md: Ditto.
29900 2007-01-22 Andreas Schwab <schwab@suse.de>
29902 * config/m68k/m68k.h: Fix comment.
29904 2007-01-22 Jan Hubicka <jh@suse.cz>
29906 * passes.c (init_optimization_passes): Do not rerun
29907 pass_early_warn_uninitialized.
29909 2007-01-22 Richard Guenther <rguenther@suse.de>
29911 PR tree-optimization/30038
29912 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
29914 (execute_cse_sincos_1): Likewise.
29915 (execute_cse_sincos): Likewise.
29916 (gate_cse_sincos): Likewise.
29917 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
29918 the cexpi() canonicalization of sincos().
29919 * tree-pass.h (pass_cse_sincos): Declare.
29920 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
29922 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
29924 PR rtl-optimization/29329
29925 * combine.c (replaced_rhs_insn): Rename to i2mod.
29926 (replaced_rhs_value): Rename to i2mod_new_rhs.
29927 (i2mod_old_rhs): New global variable.
29928 (combine_instructions): Adjust for above change. Save a copy of
29929 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
29930 note are substituted in the second instruction.
29931 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
29932 ditch the note if it pertains to the second eliminated register
29933 and this register is mentioned in i2mod_old_rhs.
29936 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
29938 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
29939 the insn to which the note was originally attached.
29941 2007-01-21 Jan Hubicka <jh@suse.cz>
29943 * ipa-inline.c (inlining_mode): Comment, move up.
29944 (cgraph_decide_inlining_incrementally): Do not perform inlining
29945 itself; fix handling of flattening of self recursive functions.
29946 (cgraph_find_cycles): Remove.
29947 (cgraph_flatten_node): Remove.
29948 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
29949 (try_inline): New function.
29950 (cgraph_early_inlining): Update call of
29951 cgraph_decide_inlining_incrementally. Apply inlining here.
29952 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
29954 2007-01-21 Dirk Mueller <dmueller@suse.de>
29957 * tree-vrp.c (check_array_bounds): do not warn
29958 about ADDR_EXPR's of ARRAY_REF's which are immediately
29959 used in binary expressions.
29961 2007-01-21 Ira Rosen <irar@il.ibm.com>
29963 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
29964 read_write_dep and macros for its access.
29965 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
29966 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
29967 argument, call vect_check_interleaving for every independent pair of
29968 data-refs. Mark loads that access the same memory location as a store
29970 (vect_check_dependences): Remove.
29971 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
29972 call, fix the call to vect_analyze_data_ref_dependence.
29973 (vect_analyze_data_ref_access): For statements that access the same
29974 data-ref, check that they are not stores; for loads, check that there
29975 is no store that access the same location.
29977 2007-01-20 Roger Sayle <roger@eyesopen.com>
29978 Joseph Myers <joseph@codesourcery.com>
29980 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
29981 (-fdump-rtl-stack): Likewise.
29982 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
29983 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
29984 (-mpt-fixed): Use @minus{} for minus sign.
29985 (Using Precompiled Headers): Fix under/overfull hbox.
29987 2007-01-20 Jan Hubicka <jh@suse.cz>
29989 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
29990 place within annotation.
29992 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29994 * pa.c (output_move_double): Change array size of xoperands to 4.
29996 2007-01-20 Jan Hubicka <jh@suse.cz>
29998 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
30001 2007-01-19 Ian Lance Taylor <iant@google.com>
30003 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
30004 constant to unsigned HOST_WIDE_INT before negating.
30006 2007-01-19 Ian Lance Taylor <iant@google.com>
30008 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
30010 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
30011 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30012 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
30013 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
30014 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30015 (realloc_vdef, realloc_vuse): Change second parameter to
30017 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
30018 fields to unsigned.
30019 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
30020 unsigned. Change x and lim locals to unsigned.
30021 (realloc_vdef, realloc_vuse): Change num_elem parameter to
30023 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
30024 (copy_virtual_operands): Change i and n locals to unsigned.
30026 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30028 PR middle-end/29335
30029 * builtins.c (fold_builtin_1): Handle builtin fdim.
30031 2007-01-20 Jan Hubicka <jh@suse.cz>
30033 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
30034 * tree-ssa-structalias.c (compute_points_to_sets): Do call
30035 init_alias_heapvars.
30036 (init_alias_heapvars): Initialize only when not already initialized.
30037 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
30039 2007-01-19 Roger Sayle <roger@eyesopen.com>
30041 * common.opt (fsigned-zeros): New command line option.
30042 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
30043 of flag_unsafe_math_optimizations.
30044 * opts.c (set_fast_math_flags): The -ffast-math command line option
30045 implies -fno-signed-zeros.
30046 (fast_math_flags_set_p): Likewise.
30048 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
30049 the documentation of -ffast-math appropriately. Wrap long lines.
30051 2007-01-19 Steve Ellcey <sje@cup.hp.com>
30053 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
30054 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
30056 2007-01-19 Tomas Bily <tbily@suse.cz>
30058 * cgraphunit.c (cgraph_finalize_function): Updating of pid
30060 (tree_init_ic_make_global_vars): New function
30061 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
30062 (tree_gen_ic_profiler): New function
30063 (tree_gen_ic_func_profiler): New function
30064 (tree_profiling): Added calling of tree_gen_ic_func_profiler
30065 (tree_profile_hooks): Added hook for indirec/virtual calls
30066 * value-prof.c (tree_find_values_to_profile): New case for
30068 (tree_values_to_profile): Call for determining indirect/virtual
30070 (tree_indirect_call_to_profile): New function
30071 (tree_ic_transform): New function
30072 (tree_ic): New function
30073 (find_func_by_pid): New function
30074 (init_pid_map): New function
30075 (tree_value_profile_transformations): Added check for
30076 indirect/virtual call transformation
30077 * value-prof.h (enum hist_type): New counter type for
30078 indirect/virtual calls
30079 (profile_hooks): Added new hook for profiling indirect/virtual
30081 * profile.c (instrument_values): New case for indirect/virtual
30083 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
30084 (GCOV_COUNTER_V_INDIR): New counter type
30085 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
30086 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
30088 * cgraph.c: Definition of cgraph_max_pid
30089 (cgraph_create_node): Default init of pid attribute
30090 * cgraph.h: Declaration of cgraph_max_pid
30091 (struct cgraph_node): Added pid attribute
30092 * libgcov.c (__gcov_indirect_call_profiler): New function
30093 (__gcov_one_value_profiler_body): New function
30094 (__gcov_one_value_profiler): Body was moved to
30095 __gcov_one_value_profiler_body and calls it
30097 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
30099 * doc/gty.texi (Options): Document the mark_hook option to GTY.
30100 * gengtype.c (write_types_data, write_func_for_structure,
30101 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
30102 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
30103 (walk_type, write_func_for_structure): Generate the mark_hook if
30106 2007-01-19 Jan Hubicka <jh@suse.cz>
30108 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
30109 'early' argument take inlining mode argument specifying whether to
30110 inline for size/speeed or all functions; add support for flattening;
30112 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
30114 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30117 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
30118 the name of the declared identifier.
30120 2007-01-19 Dirk Mueller <dmueller@suse.de>
30122 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
30123 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
30124 duplicate evaluation.
30126 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30128 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
30129 Macroize expander using X87MODEF12 mode macro. Extend operand 1
30130 to XFMode, use acosxf2 and truncate result to requested mode.
30131 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30132 (asin<mode>2): Similarly, with asin expanders.
30133 (*fscalexf4_i387): Rename from *fscalexf4.
30134 (expNcorexf3): New expander.
30135 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
30136 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
30137 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
30138 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
30139 patterns for SSE math.
30140 (exp10<mode>2): Similarly, with exp10 expanders.
30141 (exp2<mode>2): Similarly, with exp2 expanders.
30142 (expm1<mode>2): Similarly, with expm1 expanders.
30143 (ldexp<mode>3): Similarly, with ldexp expanders.
30144 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
30145 Use gen_truncxf<mode>2_i387_noop to truncate result.
30147 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30149 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
30150 for ColdFire targets.
30152 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
30153 Richard Sandiford <richard@codesourcery.com>
30155 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
30156 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
30157 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
30158 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
30159 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30160 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30162 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30164 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
30165 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
30166 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
30167 (*adddi_dilshr32_cf): New pattern.
30168 (adddi3, subdi3): Remove first alternatives.
30170 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30172 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
30173 implemented using move.l, do not use its cc result for floating-point
30176 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30178 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
30179 from accepting 's' constraints if flag_pic.
30181 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30183 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
30184 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
30185 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
30186 condition from TARGET_68881 to TARGET_HARD_FLOAT.
30188 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
30190 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
30191 ColdFire alternatives.
30192 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
30193 * config/m68k/m68k.md (clzsi2): Define for ColdFire
30194 architectures that support ff1 instruction.
30196 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30197 Julian Brown <julian@codesourcery.com>
30199 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
30200 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
30201 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
30204 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30206 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
30208 (output_move_const_into_data_reg, output_move_simode_const): Delete.
30209 * config/m68k/m68k.c (const_method, const_int_cost): Take a
30210 HOST_WIDE_INT instead of an rtx.
30211 (m68k_rtx_costs): Update call accordingly.
30212 (output_move_const_into_data_reg): Likewise. Fix formatting.
30213 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
30215 (output_move_simode_const): Update calls after above changes.
30216 Rework to use automatic variables and predicates like MEM_P.
30217 * config/m68k/m68k.md (pushexthisi_const): Update call to
30220 2007-01-19 Dirk Mueller <dmueller@suse.de>
30222 * tree-ssa-alias.c (perform_var_substitution): Fix typo
30223 in dump_flags test.
30225 2007-01-19 Richard Guenther <rguenther@suse.de>
30227 * builtins.c (expand_builtin_cexpi): Fall back to expanding
30228 via cexp in case sincos is not available.
30230 2007-01-19 Richard Guenther <rguenther@suse.de>
30232 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
30233 * defaults.h (TARGET_HAS_SINCOS): Default to off.
30234 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
30235 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
30236 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
30237 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
30238 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
30239 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
30241 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30243 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
30245 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
30246 (atan2xf3): Directly generate RTL pattern.
30247 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
30248 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30249 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30250 disable patterns for SSE math.
30251 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
30252 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30253 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30254 disable patterns for SSE math.
30256 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
30258 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
30260 2007-01-18 Roger Sayle <roger@eyesopen.com>
30262 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
30263 VIEW_CONVERT_EXPR to the same type as it's operand.
30265 2007-01-18 David Edelsohn <edelsohn@gnu.org>
30267 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
30268 configured for long double 128.
30270 2007-01-18 Mike Stump <mrs@apple.com>
30272 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
30275 2007-01-18 Michael Meissner <michael.meissner@amd.com>
30277 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
30280 2007-01-18 Jan Hubicka <jh@suse.cz>
30282 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
30283 greater than NUM_VOP_FREE_BUCKETS.
30285 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
30287 * tree-ssa-structalias.c: Update comments.
30288 (ptabitmap_obstack): Removed.
30289 (pta_obstack): New.
30290 (oldpta_obstack): Ditto.
30291 (stats): Add a few members.
30292 (struct variable_info): Remove node, complex, address_taken, and
30293 indirect_target members. Add oldsolution member.
30294 (new_var_info): Do not initialize removed members.
30295 (constraint_expr_type): Remove INCLUDES.
30296 (constraint_graph): Add size, implicit_preds, rep,
30297 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
30298 (FIRST_REF_NODE): New macro.
30299 (LAST_REF_NODE): Ditto.
30300 (FIRST_ADDR_NODE): Ditto.
30301 (find): New function.
30303 (dump_constraint): Do not handle INCLUDES.
30304 (insert_into_complex): Do not insert duplicate constraints.
30305 (condense_varmap_nodes): Renamed and rewritten into ...
30306 (merge_node_constraints): This. Also fix bug in handling of
30307 offseted copy constraints.
30308 (clear_edges_for_node): No longer need to deal with preds at all,
30309 or removing associated preds/succs.
30310 (merge_graph_nodes): Deal with indirect_cycles.
30311 Don't deal with predecessors.
30312 (add_implicit_graph_edge): New function.
30313 (add_pred_graph_edge): Ditto.
30314 (add_graph_edge): Don't deal with predecessors.
30315 (build_constraint_graph): Removed.
30316 (build_pred_graph): New function.
30317 (build_succ_graph): Ditto.
30318 (struct scc_info): Removed in_component. Added roots, dfs, and
30319 node_mapping. Remove visited_index, unification_queue.
30320 (scc_visit): Deal with union-find we do now.
30321 Deal with cycles with REF nodes.
30322 (collapse_nodes): Renamed and rewritten to ...
30323 (unify_nodes): This.
30324 (process_unification_queue): Removed.
30325 (topo_visit): Cleanup
30326 (do_da_constraint): Use find.
30327 (do_sd_constraint): Ditto.
30328 (do_ds_constraint): Ditto.
30329 (do_complex_constraint): Ditto.
30330 (init_scc_info): Update for removed and added members.
30331 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
30332 (find_indirect_cycles): This.
30333 (equivalence_class): New variable.
30334 (label_visit): New function.
30335 (perform_variable_substitution): Rewritten.
30336 (free_var_substitution_info): New function.
30337 (find_equivalent_node): Ditto.
30338 (move_complex_constraints): Ditto.
30339 (eliminate_indirect_cycles): Ditto.
30340 (solve_graph): Only propagate changed bits.
30341 Use indirect cycle elimination.
30343 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
30344 (tree_id_eq): Renamed to ...
30345 (tree_vi_eq): This. Update for member change
30346 (insert_id_for_tree): Renamed and rewritten to ...
30347 (insert_vi_for_tree): This.
30348 (lookup_id_for_tree): Renamed and rewritten to ...
30349 (lookup_vi_for_tree): This.
30350 (get_id_for_tree): Renamed and rewritten to ...
30351 (get_vi_for_tree): Ditto.
30352 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
30353 (process_constraint): Don't handle INCLUDES.
30354 Remove special ADDRESSOF case.
30355 (find_func_aliases): Rewrite to use vi functions instead of id
30357 (create_function_info_for): Ditto.
30358 (create_variable_info_for): Ditto.
30359 (intra_create_variable_infos): Ditto.
30360 (merge_smts_into): Ditto.
30361 (find_what_p_points_to): Ditto.
30362 (init_base_vars): Ditto.
30363 (init_alias_vars): Ditto.
30364 (remove_preds_and_fake_succs): New function.
30365 (dump_sa_points_to_info): Dump new stats.
30366 (dump_solution_for_var): Use find.
30367 (set_used_smts): Fix formatting.
30368 (compute_points_to_sets): Updated for new functions.
30369 (ipa_pta_execute): Ditto.
30371 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30372 Richard Sandiford <richard@codesourcery.com>
30374 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
30376 * calls.c (expand_call): If the return value is a PARALLEL,
30377 extract its first member.
30378 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
30379 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30380 use FUNCTION_EXTRA_EPILOGUE.
30381 (m68k_function_value): Return a PARALLEL if the return value
30382 is of a pointer type.
30383 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
30384 (FUNCTION_EXTRA_EPILOGUE): Remove.
30385 * config/m68k/m68k.md (D0_REG): New constant.
30387 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30389 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30390 output a NOP for empty epilogues.
30392 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30394 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
30395 before function. Extend register save check to include all
30396 registers, not just integer ones.
30398 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30400 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
30401 (m68k_use_return_insn): ...this.
30402 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
30403 * config/m68k/m68k.c (use_return_insn): Rename to...
30404 (m68k_use_return_insn): ...this.
30405 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
30406 of USE_RETURN_INSN.
30408 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30410 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
30411 nearest even, fix denormal rounding overflow.
30413 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30415 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
30416 f%$smove and f%$move.
30417 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
30418 (extendsfdf2_cf): Use fdmove instead of f%&move.
30419 (truncdfsf2_cf): Use fsmove instead of f%$smove.
30420 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
30422 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30424 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
30427 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30429 * real.h (real_format): Add a canonical_nan_lsbs_set field.
30430 (coldfire_single_format): Declare.
30431 (coldfire_double_format): Likewise.
30432 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
30433 of qnan_msb_set to determine the lower bits of a canonical
30435 (encode_ieee_double): Likewise.
30436 (encode_ieee_quad): Likewise.
30437 (ieee_single_format): Initialize canonical_nan_lsbs_set.
30438 (mips_single_format): Likewise.
30439 (ieee_double_format): Likewise.
30440 (mips_double_format): Likewise.
30441 (ieee_extended_motorola_format): Likewise.
30442 (ieee_extended_intel_96_format): Likewise.
30443 (ieee_extended_intel_128_format): Likewise.
30444 (ieee_extended_intel_96_round_53_format): Likewise.
30445 (ibm_extended_format): Likewise.
30446 (mips_extended_format): Likewise.
30447 (ieee_quad_format): Likewise.
30448 (mips_quad_format): Likewise.
30449 (vax_f_format): Likewise.
30450 (vax_d_format): Likewise.
30451 (vax_g_format): Likewise.
30452 (i370_single_format): Likewise.
30453 (i370_double_format): Likewise.
30454 (decimal_single_format): Likewise.
30455 (decimal_double_format): Likewise.
30456 (decimal_quad_format): Likewise.
30457 (c4x_single_format): Likewise.
30458 (c4x_extended_format): Likewise.
30459 (real_internal_format): Likewise.
30460 (coldfire_single_format): New real_format.
30461 (coldfire_double_format): Likewise.
30462 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
30463 canonical_nan_lsbs_set.
30464 (pdp11_d_format): Likewise.
30465 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
30466 if TARGET_COLDFIRE_CPU.
30468 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30470 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
30471 (output_call, m68k_legitimize_call_address): Declare.
30472 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
30473 parenthesees. Add support for a 'W' constraint.
30474 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
30475 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
30476 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
30477 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
30479 (override_options): Initialize them. Do not set flag_no_function_cse
30480 for TARGET_ID_SHARED_LIBRARY.
30481 (m68k_output_pic_call): Delete.
30482 (m68k_legitimize_call_address): New function.
30483 (print_operand): Remove the %o prefix. Handle the %p prefix.
30484 (output_call): New function.
30485 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
30486 target address from the GOT if symbolic jumps are not allowed.
30487 * config/m68k/m68k.md (call, general_operand): Do not set
30488 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
30489 Merge separate flag_pic and !flag_pic define_insns into...
30490 (*call, *call_value): ...these new patterns. Match the address
30491 rather than the containing MEM and require it to be a call_operand.
30492 Use output_call to generate the asm template.
30493 * config/m68k/predicates.md (const_call_operand): New predicate.
30494 (call_operand): Likewise.
30496 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30498 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
30499 (STACK_GROWS_DOWNWARD): Define to 1.
30500 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
30501 comments, emphasizing that these values are only defaults.
30502 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
30503 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
30505 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30507 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
30509 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30510 Richard Sandiford <richard@codesourcery.com>
30512 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
30513 (FP_REGNO_P): New macros.
30514 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
30515 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
30516 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
30517 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
30519 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30521 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30522 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
30524 * config/m68k/t-floatlib: New file, extracting common code from...
30525 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
30526 * config/m68k/t-uclinux: Here.
30527 * config/m68k/fpgnulib.c: Do not compile extendeed precision
30528 routines on ColdFire targets.
30530 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30532 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30533 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
30534 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
30535 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
30536 explicitly set MOTOROLA to 1.
30537 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
30539 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30540 Nathan Sidwell <nathan@codesourcery.com>
30542 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
30543 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
30544 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
30545 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
30546 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
30547 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
30548 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
30549 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
30550 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
30551 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30552 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
30553 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
30554 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
30555 (DBX_REGISTER_NUMBER): Delete.
30556 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
30557 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30558 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
30560 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30562 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
30563 * config/flat.h: New file.
30564 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
30565 OBJECT_FORMAT_FLAT.
30566 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
30567 indirect references for -msep-data or -mid-shared-library.
30568 Do not use PC-relative code addresses either.
30569 * config/m68k/m68k.c (override_options): Restrict -fPIC error
30571 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
30572 for shared libraries and crt1.o for executables. Use crti.o and
30574 (ENDFILE_SPEC): Use crtend.o and crtn.o.
30575 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
30576 Do not add -elf2flt or -shared-lib-id options here.
30577 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
30578 Pass -shared-lib-id if -mid-shared-library, taking the library
30579 identifier from -mshared-library-id if given, otherwise
30581 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
30582 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
30583 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
30584 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
30585 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
30586 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
30588 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
30589 jump sequence for ISA A and ISA A+.
30590 (PICJUMP): Likewise.
30592 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30594 * config.gcc (m68k-*-uclinux*): Base the port on the common
30595 and m68k GNU/Linux files rather than on the generic ELF ones.
30596 * config/m68k/uclinux.h (TARGET_VERSION): Override.
30597 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
30599 2007-01-18 Julian Brown <julian@codesourcery.com>
30600 Richard Sandiford <richard@codesourcery.com>
30602 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
30603 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30604 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
30606 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
30607 80 unconditionally.
30608 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30610 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30612 * doc/install.texi: Document m68k-uclinuxoldabi.
30613 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
30614 * config/m68k/uclinux-oldabi.h: New file, copied from
30615 config/m68k/uclinux.h.
30617 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
30619 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
30620 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
30621 (m32r_compute_frame_size): Use unsigned for regno.
30622 (m32r_reload_lr): Use gen_frame_mem.
30624 (m32r_output_function_epilogue): Don't output the function epilogue
30626 (m32r_expand_epilogue): New.
30627 (direct_return): Return false if the function has the interrupt
30629 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
30630 * config/m32r/m32r.md (epilogue): New expander.
30631 (return_lr, return_rte): New insns.
30632 (return): Make it expander.
30633 (return_normal): New expander.
30635 2007-01-18 Josh Conner <jconner@apple.com>
30638 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
30639 support for UNLE, UNLT, UNGE, and UNGT.
30641 2007-01-18 Jan Hubicka <jh@suse.cz>
30643 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
30644 * tree-tailcall (add_virtual_phis): Likewise.
30645 (optimize_tail_call): Return TODOs.
30646 (execute_tail_calls): Return TODOs.
30647 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
30648 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
30650 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30651 Cleanup cfg using TODO.
30652 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
30653 * passes.c (execute_function_todo): When cleanup did something, remove
30655 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
30656 (make_edges): Don't cleanup_cfg.
30658 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
30660 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
30661 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
30662 operate on the top of stack.
30663 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
30664 register handling of instructions that output to the second
30666 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
30667 (move_for_stack_reg): Special-case check for dead destination
30668 stack slot for constant load of 1.0 inside UNSPEC_TAN.
30670 * config/i386/i386.md (UNSPEC_TAN): New constant.
30671 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
30672 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
30673 to correctly model move of constant 1.0 to top stack slot.
30674 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
30675 (unnamed peephole2 pattern): Remove corresponding peephole2
30676 pattern that optimizes tan insn and loading of constant 1.0.
30677 (tanxf2): Use fptanxf4_i387.
30678 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
30679 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
30680 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30681 disable patterns for SSE math.
30682 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
30683 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
30685 2007-01-18 Dirk Mueller <dmueller@suse.de>
30686 Richard Guenther <rguenther@suse.de>
30689 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
30690 * common.opt (Warray-bounds): Add new warning option.
30691 * c-opts.c (c_common_handle_option): Define -Warray-bounds
30693 * Makefile.in: make tree-vrp.o depend on toplev.h
30694 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
30696 (check_array_refs, check_array_bounds, check_array_ref): New.
30698 2007-01-18 Jan Hubicka <jh@suse.cz>
30700 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
30701 (execute_ssa_ccp): Return flags conditionally.
30702 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
30704 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
30706 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
30708 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
30709 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
30711 * Makefile.c (GTFILES): Add cfglayout.h.
30712 * gengtype.c (open_base_files): Likewise.
30713 * cfglayout.c (cfg_layout_function_footer,
30714 cfg_layout_function_header) Reindent to make gengtype happy.
30715 * cfglayout.h (cfg_layout_function_footer,
30716 cfg_layout_function_header): Add GTY(()) marker.
30718 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
30720 2007-01-18 Ben Elliston <bje@au.ibm.com>
30722 * genautomata.c (write_automata): Include xstrerror output in the
30723 error message if writing the DFA description file fails.
30725 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
30727 * config/mips/mips-protos.h (mips_output_external): Make it
30729 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
30730 * config/mips/mips.c (irix_output_external_libcall): Likewise.
30731 (extern_list): Likewise.
30732 (extern_head): Likewise.
30733 (TARGET_ASM_FILE_END): Likewise.
30734 (mips_file_end): Likewise.
30735 (mips_output_external): Rewritten.
30737 2007-01-18 Ben Elliston <bje@au.ibm.com>
30739 * genpreds.c (write_insn_preds_c): Only write out the function
30740 body for regclass_for_constraint if we have register constraints.
30742 2007-01-17 Tom Tromey <tromey@redhat.com>
30744 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
30745 * doc/install.texi (Testing): Use sourceware.org.
30746 (Binaries): Likewise.
30747 (Specific): Likewise.
30748 * doc/contrib.texi (Contributors): Use sourceware.org.
30750 2007-01-17 Anatoly Sokolov <aesok@post.ru>
30752 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
30753 (AVR_ENHANCED): Rename to ...
30754 (AVR_HAVE_MUL): ... new.
30755 (avr_enhanced_p): Rename to ...
30756 (avr_have_mul_p): ... new.
30757 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
30758 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
30759 * config/avr/avr.c (avr_enhanced_p): Rename to ...
30760 (avr_have_mul_p): ... new.
30761 (base_arch_s): Rename 'enhanced' to 'have_mul'.
30762 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
30763 'avr_enhanced_p' and 'enhanced'.
30764 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
30765 AVR_HAVE_MUL instead of AVR_ENHANCED.
30766 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30767 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
30768 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
30769 instead of AVR_ENHANCED.
30770 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30771 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
30772 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
30774 2007-01-17 Ian Lance Taylor <iant@google.com>
30776 * vec.h (VEC_reserve_exact): Define.
30777 (vec_gc_p_reserve_exact): Declare.
30778 (vec_gc_o_reserve_exact): Declare.
30779 (vec_heap_p_reserve_exact): Declare.
30780 (vec_heap_o_reserve_exact): Declare.
30781 (VEC_OP (T,A,reserve_exact)): New static inline function, three
30783 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
30784 negative parameter.
30785 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
30786 (VEC_OP (T,A,copy)) [all versions]: Likewise.
30787 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
30788 * vec.c (calculate_allocation): Add exact parameter. Change all
30790 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
30791 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
30792 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
30793 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
30794 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
30795 (vec_heap_p_reserve_exact): New function.
30796 (vec_heap_o_reserve_exact): New function.
30798 2007-01-17 Jan Hubicka <jh@suse.cz>
30800 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
30802 2007-01-17 Eric Christopher <echristo@apple.com>
30804 * config.gcc: Support core2 processor.
30806 2007-01-16 Jan Hubicka <jh@suse.cz>
30808 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
30809 the names, just unlink the chain so we don't crash on dangling
30813 2007-01-16 Jan Hubicka <jh@suse.cz>
30815 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
30816 * tree-pass.h: Reorder to make IPA passes appear toegher.
30817 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
30819 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
30820 parameters, do not call early inliner.
30821 * ipa-inline.c: Update comments. Include tree-flow.h
30822 (cgraph_decide_inlining): Do not compute inlining parameters.
30823 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
30824 be called with function context set up.
30825 (pass_ipa_inline): Remove unreachable functions before pass.
30826 (cgraph_early_inlining): Simplify assuming to be called from the
30828 (pass_early_inline): New pass.
30829 (cgraph_gate_ipa_early_inlining): New gate.
30830 (pass_ipa_early_inline): Turn into simple wrapper.
30831 (compute_inline_parameters): New function.
30832 (gate_inline_passes): New gate.
30833 (pass_inline_parameters): New pass.
30834 (apply_inline): Move here from tree-optimize.c
30835 (pass_apply_inline): New pass.
30836 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
30838 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
30839 doing them by hand.
30840 (tree_function_versioning): Do not allocate dummy struct function.
30841 * tree-inline.h (optimize_inline_calls): Update prototype.
30842 * tree-optimize.c (execute_fixup_cfg): Export.
30843 (pass_fixup_cfg): Remove
30844 (tree_rest_of_compilation): Do not apply inlines.
30845 * tree-flow.h (execute_fixup_cfg): Declare.
30846 * Makefile.in (gt-passes.c): New.
30847 * passes.c: Include gt-passes.h
30848 (init_optimization_passes): New passes.
30849 (nnodes, order): New static vars.
30850 (do_per_function_toporder): New function.
30851 (execute_one_pass): Dump current pass here.
30852 (execute_ipa_pass_list): Don't dump current pass here.
30854 2007-01-16 Janis Johnson <janis187@us.ibm.com>
30856 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
30857 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
30859 2007-01-16 David Edelsohn <edelsohn@gnu.org>
30861 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
30862 (strong_alias): Define.
30863 (__gcc_qmul): Provide non-FMA for soft-float.
30864 (__gcc_qdiv): Same.
30869 (__gcc_qunord): New.
30879 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
30880 soft-float functions.
30881 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
30882 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
30883 about long double soft float.
30885 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
30886 Tehila Meyzels <tehila@il.ibm.com>
30888 * tree-vectorizer.h (is_pattern_stmt_p): New.
30889 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
30890 formatting (tabs instead of spaces). Cleanup and clarify setting
30891 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
30892 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
30893 (vectorizable_type_demotion): Check that types are integral.
30894 (vectorizable_type_promotion): Likewise.
30895 (vectorizable_store): Fix typo. Eliminate new-line at end of
30898 2007-01-16 Jan Hubicka <jh@suse.cz>
30900 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
30903 2007-01-15 Eric Christopher <echristo@apple.com>
30905 * ifcvt.c: Include vec.h, vecprim.h.
30906 (check_cond_move_block): New argument regs.
30907 Reorganize. Add registers used to regs.
30908 (cond_move_process_if_block): Use regs set above as
30911 2007-01-15 Eric Christopher <echristo@apple.com>
30913 * config/darwin.h: Update copyright.
30914 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
30915 (LINK_COMMAND_SPEC): Add -u.
30916 (LINK_SPEC): Fix umbrella for above.
30918 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
30920 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
30923 2007-01-15 Tom Tromey <tromey@redhat.com>
30925 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
30926 * doc/install.texi (Testing): Don't mention jacks.
30927 (Configuration): Document --enable-java-maintainer-mode. Move
30928 --with-java-home to libgcj-specific section. Document
30930 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
30932 2007-01-15 Jan Hubicka <jh@suse.cz>
30934 * tree-ssa-dce.c (DCE_TODOs): New.
30935 (propagate_necessity): Return if something changed.
30936 (eliminate_unnecessary_stmts): Likewise.
30937 (perform_tree_ssa_dce): Return TODO flags when needed.
30938 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
30940 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
30942 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
30943 (fyl2x_extend<mode>xf3_i387): New insn pattern.
30944 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
30945 patterns using X87MODEF12 mode macro. Extend operand 1
30946 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30947 (log10<mode>2): Ditto.
30948 (log2<mode>2): Ditto.
30949 (log1p<mode>2): Ditto.
30950 (logb<mode>2): Ditto.
30951 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
30952 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
30953 (*fxtractxf3_i387): Rename from *fxtractxf3.
30954 (fxtract_extend<mode>xf3_i387): New insn pattern.
30955 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
30956 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
30957 and gen_fyl2xxf3_i387().
30959 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
30961 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
30962 * cfgloopmanip.c (fix_loop_placement): Made static. Use
30963 get_loop_exit_edges. Changed return type to bool.
30964 * cfgloop.h (fix_loop_placement): Declaration removed.
30966 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
30968 * param.h (MIN_VECT_LOOP_BOUND): New.
30969 * params.def (MIN_VECT_LOOP_BOUND): New.
30970 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
30971 argument - minimum threshold for number of iterations.
30972 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
30973 argument to declaration.
30974 * tree-vect-analyze.c (vect_analyze_operations): Check value of
30975 MIN_VECT_LOOP_BOUND.
30976 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
30977 slpeel_tree_peel_loop_to_edge with additional argument.
30978 (vect_do_peeling_for_alignment): Likewise.
30979 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
30981 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
30984 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
30985 operands of size 1.
30987 2007-01-14 Jan Hubicka <jh@suse.cz>
30989 * tree-dfa.c (remove_referenced_var): New function.
30990 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
30991 prune referenced vars list too.
30992 * tree-flow.h (remove_referenced_var): Declare.
30994 2007-01-14 Jan Hubicka <jh@suse.cz>
30996 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
30998 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
30999 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
31000 * except.h (verify_eh_throw_table_statements): Kill prototype.
31001 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
31002 into call exrepssions.
31003 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
31005 * tree-cfg.c: Include pointer-set.h.
31006 (verify_node_sharing): Work on pointer set.
31007 (verify_eh_throw_stmt_node): New.
31008 (verify_stmts): Use pointers sets, verify throw_stmt.
31010 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
31012 * ipa-reference.c (analyze_function): Consider also addresses taken
31015 2007-01-12 Roger Sayle <roger@eyesopen.com>
31017 * c-typeck.c (null_pointer_constant_p): Replace use of
31018 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31019 (build_c_cast): Likewise.
31021 2007-01-12 Roger Sayle <roger@eyesopen.com>
31023 * tree.h (force_fit_type_double): Remove unused final argument.
31024 * c-common.c (constant_expression_warning): Replace use of
31025 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31026 (convert_and_check): Likewise.
31027 (shorten_compare): Update call to force_fit_type_double.
31028 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
31029 * convert.c (convert_to_pointer): Update call to
31030 force_fit_type_double.
31031 * fold-const.c (force_fit_type_double): Remove overflowed_const
31033 (int_const_binop, fold_convert_const_int_from_int,
31034 fold_convert_const_int_from_real, fold_div_compare,
31035 fold_sign_changed_comparison, fold_unary, fold_negate_const,
31036 fold_abs_const, fold_not_const): Remove the final argument from
31037 calls to force_fit_type_double.
31039 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
31041 * configure.ac: Set insn to "nop" for spu-*-* also.
31042 * configure: Regenerate.
31044 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
31046 * builtins.def : Add BUILT_IN_FREE.
31048 2007-01-12 Jan Hubicka <jh@suse.cz>
31050 PR tree-optimization/30443
31051 * tree-inline.c (tree_function_versioning): Do not optimize when
31052 cloning for inlining.
31054 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
31056 * doc/loop.texi: Document recording of loop exits.
31057 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
31058 (update_single_exits_after_duplication,
31059 update_single_exit_for_duplicated_loop,
31060 update_single_exit_for_duplicated_loops): Removed.
31061 (duplicate_loop_to_header_edge): Do not call
31062 update_single_exits_after_duplication and
31063 update_single_exit_for_duplicated_loops.
31064 (loop_version): Do not update single_exit information.
31065 (fix_loop_structure): Use record_loop_exits instead of
31066 mark_single_exit_loops.
31067 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
31068 the lists of loop exits.
31069 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
31070 split_edge, merge_blocks): Update the lists of loop exits.
31071 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
31072 loop_optimizer_init.
31073 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
31074 of mark_single_exit_loops.
31075 (loop_optimizer_finalize): Call release_recorded_exits.
31076 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
31077 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
31078 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
31079 update single exit information.
31080 * lambda-code.c (perfect_nestify): Ditto.
31081 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
31082 (mark_single_exit_loops): Removed.
31083 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
31084 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
31085 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
31087 (get_loop_exit_edges, single_exit): Use recorded exit lists.
31088 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
31089 (verify_loop_structure): Verify consistency of the exit lists.
31090 (flow_loops_find): Use alloc_loop. Initialize exits hash.
31091 (set_single_exit): Removed.
31092 * cfgloop.h (struct loop_exit): New function.
31093 (struct loop): single_exit_ field replaced by exits field.
31094 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
31095 LOOPS_HAVE_RECORDED_EXITS.
31096 (struct loops): Added exits hash.
31097 (mark_single_exit_loops, set_single_exit): Declaration removed.
31098 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
31100 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31102 * doc/invoke.texi: Avoid use of @headitem.
31104 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31106 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
31108 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31110 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
31113 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31114 Richard Sandiford <richard@codesourcery.com>
31116 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
31117 * config/m68k/m68k.opt: Resort options.
31118 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
31120 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31121 Richard Sandiford <richard@codesourcery.com>
31123 * doc/invoke.texi: Document the macros that are defined by
31124 m68k's -mtune and -mhard-float options.
31125 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
31126 (m68k_cpp_cpu_family): Likewise.
31127 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
31128 of __ucfv*__ macros. Define __mcffpu__ if generating code for
31129 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
31130 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
31131 (m68k_cpp_cpu_family): Likewise.
31133 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31135 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
31136 macros besides mc68000 as tuning macros. Use a switch statement
31137 to set them and mcpu32.
31139 2007-01-12 Julian Brown <julian@codesourcery.com>
31141 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
31142 (TARGET_68040_ONLY): Rename to...
31143 (TARGET_68040): ...this.
31144 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
31145 * config/m68k/m68k.md: Likewise.
31147 2007-01-12 Julian Brown <julian@codesourcery.com>
31148 Nathan Sidwell <nathan@codesourcery.com>
31149 Richard Sandiford <richard@codesourcery.com>
31151 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
31152 the -mcpu= argument associated with the --with-cpu setting.
31153 Define M68K_DEFAULT_TUNE to the default -mtune= option,
31154 if different from the one implied by the -mcpu setting.
31155 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
31156 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
31157 * doc/invoke.texi: Mention ColdFire in the introduction to the
31158 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
31159 -mno-div and -mhard-float options. Make -m68881 a synonym for
31160 -mhard-float. Document the previously-undocumented -m5206e,
31161 -m528x, -m5307 and -m5407 options. Tweak the existing option
31162 documentation for consistency.
31163 * doc/install.texi: Mention new --with-cpu arguments.
31164 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
31165 default CPU if neither -mcpu nor -march are specified.
31166 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
31167 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
31168 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
31169 using m68k_tune to decide between families that implement the
31170 same ISA. Use m68k_tune to set __mcfv4e__.
31171 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
31172 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
31173 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
31174 (FL_ISA_C, FL_ISA_MMU): New macros.
31175 (MASK_COLDFIRE): Delete.
31176 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
31177 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
31178 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
31179 (TARGET_HARD_FLOAT): Do not define here.
31180 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
31181 (TUNE_68000): New macro.
31182 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
31183 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
31184 (TUNE_CFV2): Redefine in terms of m68k_tune.
31185 (uarch_type, target_device, fpu_type): New enums.
31186 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
31187 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
31188 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
31189 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
31190 (FL_FOR_isa_c): New macros.
31191 (m68k_isa): New enum.
31192 (m68k_target_selection): New structure.
31193 (all_devices, all_isas, all_microarchs): New tables.
31194 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
31195 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
31196 (MASK_ALL_CPU_BITS): Delete.
31197 (m68k_find_selection): New function.
31198 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
31199 Map the legacy target options to a combination of the new ones.
31200 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
31201 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
31202 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
31204 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
31205 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
31207 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
31208 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
31209 * config/m68k/m68k-devices.def: New file.
31211 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31212 Nathan Sidwell <nathan@codesourcery.com>
31214 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
31215 (SUBTARGET_EXTRA_SPECS): New macros.
31216 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
31217 use %(asm_cpu_spec) instead.
31218 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
31219 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
31220 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
31221 (EXTRA_SPECS): Rename to...
31222 (SUBTARGET_EXTRA_SPECS): ...this.
31224 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31225 Richard Sandiford <richard@codesourcery.com>
31226 Julian Brown <julian@codesourcery.com>
31228 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31229 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
31230 to the configuration's default CPU.
31231 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
31232 Remove default masks.
31233 (m680[012]0-*-*): Set the default with_cpu to the first part of
31235 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
31236 (m68k*-*-linux): Extend the --with-cpu handling to...
31237 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
31238 and m68010. Don't set target_cpu_default2.
31239 * doc/install.texi: Document --with-cpu for m68k.
31240 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
31241 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
31242 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
31243 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
31244 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
31245 (ASM_SPEC): Remove use of %(asm_cpu_default).
31246 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
31247 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
31248 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
31249 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
31250 __HAVE_FPU__ if TARGET_HARD_FLOAT.
31251 (TARGET_DEFAULT): Delete.
31252 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
31253 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
31254 (CPP_CPU_SPEC): Delete.
31255 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
31256 the appropriate string.
31257 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
31258 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
31259 (ASM_SPEC): Don't use %(asm_default_spec).
31260 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
31261 TARGET_DEFAULT and add MASK_68881.
31262 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
31264 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31266 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
31267 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
31268 MASK_68010 alongside MASK_68020.
31269 * doc/invoke.texi: Document -m68010.
31270 * config/m68k/m68k.opt (m68010): New.
31271 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
31273 (TUNE_68010): New macro.
31274 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
31275 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
31276 (M68K_CPU_m68332): Add MASK_68010.
31277 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
31278 fallback definition.
31279 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
31281 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
31282 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
31283 to all entries that use MASK_68020.
31284 (output_move_simode_const, output_move_himode, output_move_qimode)
31285 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
31286 instead of TARGET_68020 to select clr behavior. Remove comment
31287 about there being no TARGET_68010.
31288 * config/m68k/m68k.md: Likewise throughout.
31290 2007-01-12 Julian Brown <julian@codesourcery.com>
31292 * config/m68k/m68k.h (TARGET_ISAB): New macro.
31293 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
31294 * config/m68k/m68k.md: Likewise.
31296 2007-01-12 Julian Brown <julian@codesourcery.com>
31298 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
31299 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
31301 2007-01-12 Julian Brown <julian@codesourcery.com>
31303 * config/m68k/m68k.h (TUNE_68040_60): New macro.
31304 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
31305 * config/m68k/m68k.md: Likewise.
31307 2007-01-12 Julian Brown <julian@codesourcery.com>
31308 Richard Sandiford <richard@codesourcery.com>
31310 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
31311 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
31312 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
31314 (TARGET_CPU32): Rename to...
31315 (TUNE_CPU32): ...this.
31316 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
31317 (TUNE_CFV2): New macros.
31318 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
31319 remove conditions that are implied by TARGET_68020.
31320 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
31321 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
31322 (m68k_output_function_epilogue): Likewise.
31323 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
31324 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
31325 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
31326 non-68000 timings. Refactor multiplication and division costs.
31327 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
31328 TUNE_CPU32 instead of TARGET_CPU32.
31329 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
31330 and TUNE_68060 instead of TARGET_68060.
31331 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
31332 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
31334 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
31335 && !TARGET_COLDFIRE" to choose between moveq and clr.
31336 Likewise in the unnamed movsf pattern.
31337 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
31338 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
31341 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31343 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
31344 of tabbing before backslashes.
31346 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31348 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
31349 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
31350 (ASM_OUTPUT_INTERNAL_LABEL): Define.
31352 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31354 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
31355 find_interesting_uses_cond.
31356 (find_interesting_uses_cond): Use extract_cond_operands.
31357 (rewrite_use_compare): Use extract_cond_operands and
31358 force_gimple_operand_bsi. Do not call update_stmt.
31359 (determine_use_iv_cost_condition): Use extract_cond_operands.
31360 Return cheaper of using original bound and changing the exit bound.
31362 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31364 PR tree-optimization/29516
31365 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
31366 most_expensive_mult_to_index, addr_to_parts,
31367 create_mem_ref, maybe_fold_tmr): Make the type of
31368 fields of TARGET_MEM_REF sizetype.
31369 (move_fixed_address_to_symbol, move_pointer_to_base):
31371 * tree.def (TARGET_MEM_REF): Add comment on types of
31374 2007-01-11 Joseph Myers <joseph@codesourcery.com>
31376 * c-common.c (vector_types_convertible_p): Treat opaque types as
31377 always convertible if they have the same size, but not otherwise.
31379 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
31381 * ifcvt.c (struct noce_if_info): Add comments to the fields.
31382 Remove the b_unconditional field.
31383 (noce_try_sign_mask): Do not look at b_unconditional.
31384 (noce_process_if_block): Do not use merge_if_blocks. Update
31385 the CFG here. Do not set b_unconditional.
31386 (cond_move_process_if_block): Likewise.
31387 (find_cond_trap): Likewise.
31388 (check_cond_move_block): Require simple jump insns at the end
31389 of the basic block.
31391 2007-01-11 Jan Hubicka <jh@suse.cz>
31393 PR tree-optimization/1046
31394 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
31395 when alias info is not ready.
31396 (pass_tail_recursion): Do not require aliasing.
31397 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
31398 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
31399 * tree-ssa-copy.c (pass_copy_prop): Likewise.
31400 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
31401 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
31402 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
31403 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
31405 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
31406 When aliasing is not build, mark statement as volatile.
31408 2007-01-11 Tom Tromey <tromey@redhat.com>
31410 PR preprocessor/15185, PR preprocessor/20989:
31411 * doc/cppopts.texi <-MT>: Update description of algorithm for
31412 computing default target.
31413 <-M, -MD>: Reword "basename" text.
31415 2007-01-11 Roger Sayle <roger@eyesopen.com>
31417 * builtins.c (expand_builtin_pow, expand_builtin_powi,
31418 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
31419 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
31420 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
31421 fold_builtin_bswap, real_constp, fold_builtin_pow,
31422 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
31423 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
31424 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31425 * convert.c (convert_to_pointer): Likewise.
31426 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
31427 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
31428 const_binop, fold_convert_const_int_from_int,
31429 fold_convert_const_int_from_real,
31430 fold_convert_const_real_from_real, sign_bit_p,
31431 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
31432 fold_sign_changed_comparison, fold_unary, fold_comparison,
31433 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
31434 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
31435 * print-tree.c (print_node_brief, print_node): Likewise.
31436 * stor-layout.c (place_field, layout_type): Likewise.
31437 * tree-chrec.c (keep_cast): Likewise.
31438 * tree.c (build_vector, build_real, build_real_from_int_cst,
31439 build_complex): Likewise.
31441 2007-01-11 Roger Sayle <roger@eyesopen.com>
31443 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
31444 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
31446 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
31448 * configure.ac (strict1_warn): Rename to strict_warn.
31449 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
31450 cc_set_by_configure, quoted_cc_set_by_configure,
31451 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
31452 all_boot_languages, all_stagestuff): Remove.
31453 (target_list): Remove bootstrap targets.
31454 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
31455 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
31456 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
31457 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
31458 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
31459 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
31460 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
31461 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
31462 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
31463 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
31464 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
31465 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
31466 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
31467 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
31468 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
31469 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
31470 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
31471 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
31472 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
31473 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
31474 (mostlyclean): Adjust.
31475 (clean, distclean): Don't mention bootstrap stuff.
31476 * configure: Regenerate.
31477 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
31478 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
31479 treelang/config-lang.in (stagestuff): Remove.
31480 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
31481 stageprofile, stagefeedback, stagestuff): Remove mention.
31483 2007-01-11 Nick Clifton <nickc@redhat.com>
31485 * config/mcore/predicates.md (mcore_general_movesrc_operand):
31487 (mcore_general_movdst_operand): Do not accept CONST_INTs.
31488 (mcore_arith_K_S_operand): Run the test for the S constraint not
31489 the test for the M constraint.
31490 (mcore_addsub_operand): Do not accept integer values that are
31491 larger than 32 bits.
31492 * config/mcore/mcore.md: Remove unused constraints from split.
31493 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
31494 (addsi3): Likewise.
31495 (allocate_stack): Likewise.
31496 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
31497 operands to 32 bits.
31498 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
31500 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
31501 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
31502 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
31503 mcore_output_bclri, mcore_output_andn, output_inline_const,
31504 mcore_output_move, mcore_output_movedouble): Likewise.
31505 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
31506 (output_inline_const): Likewise.
31507 (output_inline_const): Fix format strings used in sprintf
31509 * config/mcore/mcore-protos.h: Update prototypes for changed
31510 functions in mcore.c.
31511 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
31512 HOST_WIDE_INT and not int.
31513 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
31514 CONST_OK_FOR_N): Likewise.
31515 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
31516 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
31519 2007-01-10 Jan Hubicka <jh@suse.cz>
31521 * tree-vrp.c (remove_range_assertions): Release defs.
31522 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
31523 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
31525 2007-01-10 Paul Brook <paul@codesourcery.com>
31527 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
31528 * config/arm/arm.md (mulsi3subsi): New insn.
31530 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
31532 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
31533 (tree_transform_and_unroll_loop): New.
31534 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
31537 2007-01-10 Robert Kennedy <jimbob@google.com>
31539 * fold-const.c (fold_comparison): Fold comparisons like (x *
31540 1000 < 0) to (x < 0).
31542 2007-01-10 Ian Lance Taylor <iant@google.com>
31544 * tree-pretty-print.c (dump_generic_node): Print parentheses when
31545 operands have the same priority.
31547 2007-01-10 Tom Tromey <tromey@redhat.com>
31549 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
31550 (fold_binary): Likewise.
31551 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
31552 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
31553 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
31554 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
31555 * langhooks.h (struct lang_hooks): Removed field
31556 'can_use_bit_fields_p'.
31558 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
31560 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
31562 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
31564 * function.c (get_last_funcdef_no): New function.
31565 * function.h (get_last_funcdef_no): Declare.
31566 * tree-inline.c (initialize_cfun): Add initialization.
31567 (tree_function_versioning): Cleanup.
31569 2007-01-10 Jan Hubicka <jh@suse.cz>
31571 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
31574 2007-01-10 Sa Liu <saliu@de.ibm.com>
31575 Ben Elliston <bje@au.ibm.com>
31577 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
31578 for SAVE_NONLOCAL and Pmode for any other save level.
31579 * spu-protos.h (spu_restore_stack_block): Declare.
31580 * spu.md (save_stack_block): Remove.
31581 (restore_stack_block): Call spu_restore_stack_block.
31582 * spu.c (spu_restore_stack_block): New function.
31583 (spu_expand_epilogue): Remove old comment.
31585 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
31587 PR tree-optimization/30322
31588 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
31589 (cand_value_at): Return the value as aff_tree.
31590 (may_eliminate_iv): Convert the bound from aff_tree to tree.
31591 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
31592 aff_combination_mult): New functions.
31593 (aff_combination_add): Use aff_combination_add_cst.
31594 (aff_combination_convert): Allow conversions to a wider type.
31595 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
31596 * tree-affine.h (aff_combination_mult): Declare.
31598 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
31600 * doc/tm.texi: Update documentation to reflect reality of exec
31601 and start file search behaviours. Update copyright year.
31602 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
31603 header file directories.
31605 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
31607 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
31608 (*cosxf2): Rename to cosxf2_i387.
31609 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
31610 using X87MODEF12 mode macro. Rename patterns to
31611 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
31613 (*cosdf2, *cossf2): Ditto.
31614 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
31615 to match extended input operands.
31616 (sincos<mode>3): New expander.
31617 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
31618 insn patterns and corresponding splitters.
31620 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
31622 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
31623 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
31625 2007-01-09 Nicolas Pitre <nico@cam.org>
31628 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
31630 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31632 * target.h (struct gcc_target): New field library_rtti_comdat.
31633 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
31634 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
31635 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
31636 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
31638 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31640 * doc/invoke.texi (Optimize Options): Correct description of -O0.
31642 2007-01-08 Richard Guenther <rguenther@suse.de>
31644 * tree.h (force_fit_type_double): Export.
31645 (force_fit_type): Remove.
31646 * fold-const.c (force_fit_type_double): New function.
31647 (force_fit_type): Remove.
31648 (int_const_binop): Use it.
31649 (fold_convert_const_int_from_int): Likewise.
31650 (fold_convert_const_int_from_real): Likewise.
31651 (fold_div_compare): Likewise.
31652 (fold_sign_changed_comparison): Likewise.
31653 (fold_unary): Likewise.
31654 (fold_negate_const): Likewise.
31655 (fold_abs_const): Likewise.
31656 (fold_not_const): Likewise.
31657 * c-common.c (shorten_compare): Use force_fit_type_double.
31658 * convert.c (convert_to_pointer): Likewise.
31660 2007-01-08 Richard Guenther <rguenther@suse.de>
31662 * tree.h (build_int_cst_wide_type): Export.
31663 * tree.c (build_int_cst_wide_type): New function.
31664 (build_int_cst_wide): Fix comment.
31665 * builtins.c (fold_builtin_object_size): Use build_int_cst
31666 to build -1 or 0 of the correct type. Use fit_double_type
31667 to check for overflow.
31668 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
31670 (decode_field_reference): Likewise.
31671 (all_ones_mask_p): Likewise.
31672 (native_interpret_int): Use build_int_cst_wide_type.
31673 (fold_binary): Use build_int_cst_type to build an all-ones
31675 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
31677 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
31679 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
31681 2007-01-09 Ben Elliston <bje@au.ibm.com>
31683 * genautomata.c (STATS_OPTION): New option.
31684 (stats_flag): New flag.
31685 (gen_automata_option): Handle it.
31686 (initiate_automaton_gen): Ditto.
31687 (write_automata): Output statistics only if stats_flag is
31688 set. Likewise, output time statistics only if time_flag is set.
31689 * doc/md.texi (Processor pipeline description): Document new flag.
31691 2007-01-08 Richard Guenther <rguenther@suse.de>
31693 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
31694 * tree.c (build_int_cst_type): Likewise.
31695 (size_in_bytes): Don't call force_fit_type on the result.
31696 (int_fits_type_p): Use fit_double_type.
31697 * fold-const.c (fit_double_type): New function.
31698 (force_fit_type): Use it.
31699 * tree.h (fit_double_type): Export.
31701 2007-01-08 Jan Hubicka <jh@suse.cz>
31703 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
31704 * ipa.c (function_and_variable_visibility): Fix return type.
31706 2007-01-08 Richard Guenther <rguenther@suse.de>
31708 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
31709 of offset to build the index.
31710 * tree-pretty-print.c (dump_generic_node): Don't build negated
31711 const just for printing.
31712 * c-pretty-print.c (pp_c_integer_constant): Likewise.
31713 * builtins.c (fold_builtin_int_roundingfn): Check if result
31714 fits the type by using force_fit_type and comparing the result.
31715 * predict.c (predict_loops): Use compare_tree_int for comparison.
31716 * tree.c (build_int_cst): Fall back to integer_type_node for
31718 (build_int_cst_wide): Assert type is non-null.
31720 2007-01-08 Roberto Costa <roberto.costa@st.com>
31722 * tree-vrp.c (extract_range_from_cond_expr): New.
31723 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
31724 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
31726 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
31727 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
31728 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
31729 used as expressions.
31730 * tree-object-size.c (cond_expr_object_size): New.
31731 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
31733 2007-01-08 Jan Hubicka <jh@suse.cz>
31735 * tree-ssa-forwprop.c (forward_propagate_into_cond,
31736 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
31739 2007-01-08 Richard Guenther <rguenther@suse.de>
31741 PR tree-optimization/23603
31742 * tree-vrp.c (set_value_range_to_truthvalue): New function.
31743 (extract_range_from_binary): Fall back to truthvalue instead of
31744 varying for TRUTH_*_EXPR.
31745 (extract_range_from_comparison): Fall back to truthvalue instead of
31747 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
31748 if all visited PHI values were constant.
31750 2007-01-08 Jan Hubicka <jh@suse.cz>
31752 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
31753 (cgraph_analyze_function): break out from ...
31754 (cgraph_finalize_compilation_unit): ... here.
31755 (cgraph_expand_function): Remove forgoten commented out line.
31756 (cgraph_optimize): Analyze functions.
31758 2007-01-08 Jan Hubicka <jh@suse.cz>
31760 * tree-pas.h (TODO_remove_function): New flag.
31761 (TODO_update*): Renumber.
31762 (pass_ipa_increase_alignment,
31763 pass_ipa_function_and_variable_visibility): New passes.
31764 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
31765 (cgraph_function_and_variable_visibility): Move to ipa.c
31766 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
31767 cgraph_increase_alignment.
31768 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
31769 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
31770 calling tree-inline.
31771 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
31772 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
31773 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
31774 (gate_increase_alignment): New function.
31775 (pass_ipa_increase_alignment): New pass.
31776 * ipa.c: Inline tree-pass.h and timevar.h
31777 (function_and_variable_visibility): Move here from cgraphunit.c
31778 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
31779 * passes.c (init_optimization_passes): Add the two new passes.
31780 (execute_todo): Handle cgraph_remove_functions.
31782 2007-01-08 Nick Clifton <nickc@redhat.com>
31784 * config/frv/predicates.md (reg_or_0_operand): Accept
31787 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
31789 * config/bfin/rtems.h, config/bfin/t-rtems: New.
31790 * config.gcc: Add bfin*-rtems*.
31792 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31794 * c.opt: Add -flax-vector-conversions.
31795 * c-typeck.c (convert_for_assignment): Pass flag to
31796 vector_types_convertible_p to allow emission of note.
31797 (digest_init): Likewise.
31798 * c-opts.c: Handle -flax-vector-conversions.
31799 * c-common.c (flag_lax_vector_conversions): New.
31800 (vector_types_convertible_p): Unless -flax-vector conversions
31801 has been passed, disallow conversions between vectors with
31802 differing numbers of subparts and/or element types. If such
31803 a conversion is disallowed, possibly emit a note on the first
31804 occasion only to inform the user of -flax-vector-conversions.
31805 The new last argument specifies this.
31806 * c-common.h (flag_lax_vector_conversions): New.
31807 (vector_types_convertible_p): Add extra argument.
31808 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
31809 char_type_node for V*QI type vectors.
31810 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
31811 Update to satisfy new typechecking rules.
31812 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
31813 C and C++ variants.
31814 * doc/invoke.texi (C Dialect Options): Document
31815 -flax-vector-conversions.
31817 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31819 PR tree-optimization/29877
31820 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
31821 a register variable on the RHS to not be replaceable.
31823 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
31824 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
31825 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
31826 const_simm15, const_pow2, const_npow2): Added.
31827 * config/score/misc.md (insv, extv, extzv, movmemsi,
31828 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
31829 * config/score/score.c (score_address_cost, score_select_cc_mode):
31831 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
31832 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
31833 Update score_print_operand.
31834 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
31835 Adjust register allocate order and update some macro define.
31836 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
31837 mdx_block_move_straight, mdx_block_move_loop_head,
31838 mdx_block_move_loop_body, mdx_block_move_loop_foot,
31839 mdx_block_move_loop, mdx_block_move): Added.
31840 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
31841 mdp_limm): Updated and fix some bug and typo.
31842 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
31843 (movsf, movdf, doloop_end): Added.
31845 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
31847 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
31848 config/arm/thumb2.md: Fix comment typos.
31849 * doc/extend.texi: Fix a typo.
31851 2007-01-07 Eric Christopher <echristo@apple.com>
31853 * configure.ac: Check for __stack_chk_fail for darwin.
31854 * configure: Regenerate.
31856 2007-01-07 Richard Guenther <rguenther@suse.de>
31858 * tree-vrp.c (extract_range_from_assert): CSE calls to
31859 compare_values where possible.
31860 (extract_range_from_unary_expr): Likewise.
31862 2007-01-07 Anatoly Sokolov <aesok@post.ru>
31864 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
31865 * config/avr/avr.c (call_insn_operand): Delete function.
31866 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
31867 instead of register number. Use predicates.
31868 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
31869 call_insn_operand): Add.
31871 2007-01-06 Jan Hubicka <jh@suse.cz>
31873 * tree-pass.h (pass_build_cgraph_edges): Declare.
31874 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
31875 (visited_nodes): Remove.
31876 (cgraph_create_edges): Move to cgraphbuild.c; rename to
31877 build_cgrpah_edges; make visited_nodes local.
31878 (cgraph_process_new_functions): DO not call initialize_inline_failed.
31879 (record_references_in_initializer): Move to cgraphbuild.c
31880 (initialize_inline_failed, rebuild_cgraph_edges,
31881 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
31882 (verify_cgraph_node): Make visited_nodes local.
31883 (cgraph_analyze_function): Do not call cgraph_create_edges and
31884 initialize_inline_failed.
31885 (cgraph_expand_function): Do not call cgraph_lower_function;
31886 assert that function is already lowered.
31887 * Makefile.in (cgraphbuild.o): New.
31888 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
31889 at the end of lowering passes.
31891 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
31893 * ifcvt.c (cond_move_convert_if_block): New function, code
31894 factored out from...
31895 (cond_move_process_if_block): ...here. Call the new function
31896 on the THEN and ELSE blocks.
31897 (merge_if_block): Do not copy global_live_at_end, merge_blocks
31898 already takes care of this.
31900 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31903 * tree.h (TREE_OVERFLOW_P): New.
31904 * c-typeck.c (parser_build_unary_op): Warn only if result
31905 overflowed and operands did not.
31906 (parser_build_binary_op): Likewise.
31907 (convert_for_assignment): Remove redundant overflow_warning.
31908 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
31910 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31912 * c-typeck.c (store_init_value): Split over two lines to follow
31913 the GNU coding style.
31915 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
31917 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
31918 __GXX_EXPERIMENTAL_CXX0X__.
31919 * doc/cpp.texi: Same.
31921 2007-01-05 Richard Guenther <rguenther@suse.de>
31923 PR middle-end/27826
31924 * tree.c (get_narrower): Do not construct COMPONENT_REFs
31925 with mismatched types. Instead explicitly build a
31926 conversion NOP_EXPR.
31928 2007-01-05 Ian Lance Taylor <iant@google.com>
31930 * c-common.c (decl_with_nonnull_addr_p): New function.
31931 (c_common_truthvalue_conversion): Call it.
31932 * c-typeck.c (build_binary_op): Likewise.
31933 * c-common.h (decl_with_nonnull_addr_p): Declare.
31935 2007-01-05 Jakub Jelinek <jakub@redhat.com>
31938 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
31941 2007-01-05 Joel Brobecker <brobecker@adacore.com>
31943 * doc/install.texi (Final install): Document the fact that
31944 the GNAT runtime should not be stripped.
31946 2007-01-04 Jan Hubicka <jh@suse.cz>
31948 * tree-inline.c (fold_marked_statements): Update operand caches
31949 and EH after folding
31951 2007-01-04 Ian Lance Taylor <iant@google.com>
31953 * c-common.c (check_function_nonnull): Whitespace fix.
31955 2007-01-04 Jan Hubicka <jh@suse.cz>
31957 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
31958 comitted older version of patch.
31959 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
31960 function, celanup cfg and collect garbage.
31962 2007-01-04 Mike Stump <mrs@apple.com>
31964 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
31967 2007-01-04 Eric Christopher <echristo@apple.com>
31969 * libgcc2.c (__bswapsi2): Use SItype.
31970 (__bswapdi2): Use DItype.
31971 * libgcc2.h: Update for above.
31973 2007-01-04 Paul Brook <paul@codesourcery.com>
31975 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
31976 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
31977 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
31978 umulsidi3, umulsidi3adddi, smulsi3_highpart,
31979 umulsi3_highpart): Make conditional on !arm_arch6.
31980 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
31981 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
31982 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
31983 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
31984 umulsi3_highpart_v6): New insns.
31986 2007-01-04 Roger Sayle <roger@eyesopen.com>
31988 * fold-const.c (fold_convert): When casting an expression to void,
31989 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
31990 have a type. Instead of attempting to build a NOP_EXPR, return
31991 these "special" trees directly.
31993 2007-01-04 Joseph Myers <joseph@codesourcery.com>
31995 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
31996 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
31997 rs6000_cost->fp not 0 as adjustment for outer NEG.
31999 2007-01-04 Jan Hubicka <jh@suse.cz>
32001 * cgraph.c (cgraph_release_function_body): New function.
32002 (cgraph_remove_node): Use it.
32003 * cgraph.h (cgraph_release_function_body): Declare.
32004 * cgraphunit.c (cgraph_expand_function): Use it.
32005 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
32006 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
32007 is initialized and while compilation of other function is running.
32008 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
32009 statement CFG annotations from here to ...
32010 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
32012 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
32014 * cfgloop.h (enum li_flags): Make the constants powers of two.
32016 2007-01-04 Jan Hubicka <jh@suse.cz>
32018 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
32020 (fold_marked_statements): New function.
32021 (optimize_inline_calls, tree_function_versioning): Fold new statements.
32022 * tree-inline.h (copy_body_data): Add statements_to_fold.
32024 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
32026 * config.gcc: Mention libgcc/config.host.
32027 * Makefile.in: Update comments mentioning libgcc.
32028 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
32029 (all.cross, start.encap, rest.encap, rest.cross): Update
32030 dependencies for libgcc move.
32031 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
32032 (clean-target, clean-target-libgcc): Delete.
32033 (srcdirify, GCC_EXTRA_PARTS): New macros.
32034 (libgcc-support, libgcc.mvars): New rules.
32035 (distclean): Remove mention of mklibgcc.
32036 (install): Don't reference INSTALL_LIBGCC.
32037 (install-common): Don't reference EXTRA_PARTS.
32038 (install-libgcc, install-multilib): Delete rules.
32039 * mklibgcc.in: Delete file.
32040 * doc/configfiles.texi: Don't mention mklibgcc.
32042 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
32043 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
32044 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
32045 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
32046 (mklibgcc, ldblspecs): Likewise.
32048 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
32049 (posixpre.def): Use $(T).
32050 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
32051 (SHLIB_SRC, SHLIB_INSTALL): Delete.
32052 (SHLIB_LINK): Make dummy.
32053 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
32055 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
32057 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
32058 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
32059 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
32060 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
32062 * configure.ac (all_outputs): Remove mklibgcc.
32063 * configure: Regenerated.
32065 2007-01-03 Josh Conner <jconner@apple.com>
32067 PR middle-end/29683
32068 * calls.c (compute_argument_addresses): Set stack and stack_slot
32069 for partial args, too.
32070 (store_one_arg): Use locate.size.constant for the size when
32071 generating a save_area.
32073 2007-01-03 Robert Kennedy <jimbob@google.com>
32075 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
32076 whose definitions are deleted due to basic block merging.
32078 2007-01-03 Paul Brook <paul@codesourcery.com>
32081 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
32083 (use_return_insn): Return 0 for Thumb interrupt functions.
32084 (print_multi_reg): Add rfe argument for IRQ returns.
32085 (arm_output_epilogue): Pop interrupt return address directly into PC.
32086 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
32088 2007-01-03 Paul Brook <paul@codesourcery.com>
32090 Merge from sourcerygxx-4_1.
32091 * config/arm/thumb2.md: New file.
32092 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
32094 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
32095 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32096 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
32097 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
32099 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32100 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
32102 * config/arm/ieee754-sf.S: Ditto.
32103 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
32104 (thumb1_base_register_rtx_p): ... to this.
32105 (thumb_index_register_rtx_p): Rename...
32106 (thumb1_index_register_rtx_p): ... to this.
32107 (thumb_output_function_prologue): Rename...
32108 (thumb1_output_function_prologue): ... to this.
32109 (thumb_legitimate_address_p): Rename...
32110 (thumb1_legitimate_address_p): ... to this.
32111 (thumb_rtx_costs): Rename...
32112 (thumb1_rtx_costs): ... to this.
32113 (thumb_compute_save_reg_mask): Rename...
32114 (thumb1_compute_save_reg_mask): ... to this.
32115 (thumb_final_prescan_insn): Rename...
32116 (thumb1_final_prescan_insn): ... to this.
32117 (thumb_expand_epilogue): Rename...
32118 (thumb1_expand_epilogue): ... to this.
32119 (arm_unwind_emit_stm): Rename...
32120 (arm_unwind_emit_sequence): ... to this.
32121 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
32122 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
32123 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
32124 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
32125 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
32126 thumb2_output_casesi): New functions.
32127 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
32128 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
32129 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
32130 THUMB2_WORK_REGS): Define.
32131 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
32132 arm_condexec_mask, arm_condexec_masklen)): New variables.
32133 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
32134 (arm_override_options): Check new CPU capabilities.
32135 Set new architecture flag variables.
32136 (arm_isr_value): Handle v7m interrupt functions.
32137 (user_return_insn): Return 0 for v7m interrupt functions. Handle
32139 (const_ok_for_arm): Handle Thumb-2 constants.
32140 (arm_gen_constant): Ditto. Use movw when available.
32141 (arm_function_ok_for_sibcall): Return false for v7m interrupt
32143 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
32144 (thumb_find_work_register, arm_load_pic_register,
32145 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
32146 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
32147 print_multi_reg, output_mov_long_double_fpa_from_arm,
32148 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
32149 output_mov_double_fpa_from_arm, output_move_double,
32150 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
32151 output_return_instruction, arm_output_function_prologue,
32152 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
32153 arm_output_mi_thunk, thumb_set_return_address): Ditto.
32154 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
32155 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
32156 (arithmetic_instr, shift_op): Use arm_shift_nmem.
32157 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
32159 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
32160 (thumb_expand_prologue): Use thumb_set_frame_pointer.
32161 (arm_file_start): Output directive for unified syntax.
32162 (arm_unwind_emit_set): Handle stack alignment instruction.
32163 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
32164 Add v6t2, v7, v7a, v7r and v7m.
32165 (RETLDM): Add Thumb-2 code.
32166 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
32167 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
32168 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
32169 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
32170 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
32171 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
32172 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
32173 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
32174 ADJUST_INSN_LENGTH): Define.
32175 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
32176 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
32177 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
32178 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
32179 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
32180 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
32181 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
32182 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
32183 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
32184 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
32185 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
32186 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
32187 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
32188 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
32189 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
32190 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
32191 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
32193 * config/arm/arm-tune.md: Regenerate.
32194 * config/arm/arm-protos.h: Update prototypes.
32195 * config/arm/vfp.md: Enable patterns for Thumb-2.
32196 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
32197 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
32198 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
32199 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
32200 * config/arm/libunwind.S: Add Thumb-2 code.
32201 * config/arm/constraints.md: Update include Thumb-2.
32202 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
32203 * config/arm/ieee754-df.S: Ditto.
32204 * config/arm/bpabi.S: Ditto.
32205 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
32206 * config/arm/predicates.md (low_register_operand,
32207 low_reg_or_int_operand, thumb_16bit_operator): New.
32208 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
32209 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
32210 * config/arm/t-arm-elf: Add armv7 multilib.
32211 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
32213 (UNSPEC_STACK_ALIGN, ce_count): New.
32214 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
32215 arm_zero_extendsidi2, arm_zero_extendqidi2): New
32217 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
32218 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
32219 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
32220 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
32221 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
32222 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
32224 * doc/extend.texi: Document ARMv7-M interrupt functions.
32225 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
32227 2007-01-03 Jakub Jelinek <jakub@redhat.com>
32229 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
32230 (struct _Unwind_Context): Rename args_size to flags, remove
32231 signal_frame field, add a new args_size field and version field.
32232 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
32233 _Unwind_IsExtendedContext): New inline functions.
32234 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
32235 Assume by_value array is only present if _Unwind_IsExtendedContext.
32236 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
32237 _Unwind_IsSignalFrame.
32238 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
32239 (uw_update_context_1): Use _Unwind_SetSignalFrame.
32240 (uw_init_context_1): Initialize context->flags to
32241 EXTENDED_CONTEXT_BIT.
32242 * config/rs6000/linux-unwind.h (frob_update_context): Use
32243 _Unwind_SetSignalFrame.
32245 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32247 PR middle-end/30353
32248 * gimplify.c (gimplify_modify_expr_complex_part): Move below
32249 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
32252 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
32254 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
32255 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
32256 RET, AT_SP): Remove.
32257 * config/i386/i386.md (*sse_prologue_save_insn): Use return
32260 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32261 * cfgbuild.c (find_basic_blocks): Likewise.
32262 * cfgrtl.c (rtl_create_basic_block): Likewise.
32263 * function.c (temp_slots_at_level): Likewise.
32264 * reg-stack.c (stack_regs_mentioned): Likewise.
32265 * regclass.c (allocate_reg_info): Likewise.
32266 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32267 set_bb_for_stmt, move_block_to_fn): Likewise.
32268 * tree-complex.c (tree_lower_complex): Likewise.
32269 * vec.h (VEC_safe_grow_cleared): New.
32271 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
32273 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
32275 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
32276 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
32278 * cfgloopmanip.c (scale_loop_frequencies): Export.
32279 (loopify): Scale the frequencies by prescribed coefficients.
32280 (set_zero_probability): New function.
32281 (duplicate_loop_to_header_edge): Improve updating of frequencies.
32282 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
32283 and frequencies according to arguments.
32284 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
32286 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
32287 * modulo-sched.c (sms_schedule): Set probabilities for entering
32288 versioned loop correctly.
32289 * tree-vect-transform.c (vect_transform_loop): Ditto.
32290 * cfgloop.h (loopify, loop_version): Declaration changed.
32291 (scale_loop_frequencies): Declared.
32293 2007-01-02 Jan Hubicka <jh@suse.cz>
32295 * cgraph.c: Include tree-flow.h
32296 (cgraph_add_new-function): Handle IPA_SSA mode; execute
32297 early_local_passes.
32298 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
32299 * tree-pass.h (pass_all_early_optimizations): Declare.
32300 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
32301 early_local_passes.
32302 (cgraph_analyze_function): Do early_local_passes.
32303 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32304 Do not add referenced vars.
32305 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
32307 (gate_all_early_local_passes): New gate.
32308 (pass_early_local_passes): Use new gate.
32309 (execute_early_local_optimizations): New functions.
32310 (gate_all_early_optimizations): New gate.
32311 (pass_all_early_optimizations): New pass.
32312 (execute_free_datastructures): Free SSA only when initialized.
32313 (gate_init_datastructures): Init only when optimizing.
32314 (tree_lowering_passes): Do early local passes when called late.
32315 * tree-profile.c (do_tree_profiling): Don't profile functions added
32317 (do_early_tree_profiling, pass_early_tree_profile): Kill.
32318 * tree-cfg.c (update_modified_stmts): Do not update when operands are
32320 * passes.c (init_optimizations_passes): Reorder so we go into SSA
32321 during early_local_passes.
32322 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
32325 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32327 * Makefile.in: Update copyright year.
32329 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32331 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
32332 in $(lang_checks) and check-consistency targets.
32334 2007-01-02 Jan Hubicka <jh@suse.cz>
32336 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32337 Do not add referenced vars.
32338 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
32340 * passes.c (init_optimization_passes): Put mudflap_2 after
32341 free_datastructures.
32343 2007-01-02 Jan Hubicka <jh@suse.cz>
32345 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
32346 Set NOTHROW flag on call statements proved to be nothrow.
32347 Update statement of local calls so new pure/const functions are
32348 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
32350 (tree_rest_of_compilation): Register hooks and initialize bitmap
32351 early. Do not set after_inlining flag.
32353 2007-01-02 Steve Ellcey <sje@cup.hp.com>
32355 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
32356 HOST_BITS_PER_LONGLONG
32358 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32361 * c-typeck.c (store_init_value): Don't emit pedantic overflow
32362 warning for non-static initializers.
32364 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
32366 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
32367 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
32368 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
32369 Always use set_unique_reg_note to add REG_EQUAL notes.
32371 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32374 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32376 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32377 * cfgbuild.c (find_basic_blocks): Likewise.
32378 * cfgrtl.c (rtl_create_basic_block): Likewise.
32379 * function.c (temp_slots_at_level): Likewise.
32380 * reg-stack.c (stack_regs_mentioned): Likewise.
32381 * regclass.c (allocate_reg_info): Likewise.
32382 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32383 set_bb_for_stmt, move_block_to_fn): Likewise.
32384 * tree-complex.c (tree_lower_complex): Likewise.
32385 * vec.h (VEC_safe_grow_cleared): New.
32387 2007-01-02 Ian Lance Taylor <iant@google.com>
32389 * c-common.c (c_common_truthvalue_conversion): When warning about
32390 using an assignment as a truth value, set TREE_NO_WARNING.
32392 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32395 * c.opt (Wold-style-declaration): New.
32396 * doc/invoke.texi (C-only Warning Options): New.
32397 (Wold-style-declaration): Document it.
32398 (Wextra): Enabled by -Wextra.
32399 * c-opts.c (c_common_post_options): Enabled by -Wextra.
32400 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
32401 -Wold-style-declaration.
32403 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32405 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32406 * cfgbuild.c (find_basic_blocks): Likewise.
32407 * cfgrtl.c (rtl_create_basic_block): Likewise.
32408 * function.c (temp_slots_at_level): Likewise.
32409 * reg-stack.c (stack_regs_mentioned): Likewise.
32410 * regclass.c (allocate_reg_info): Likewise.
32411 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32412 set_bb_for_stmt, move_block_to_fn): Likewise.
32413 * tree-complex.c (tree_lower_complex): Likewise.
32414 * vec.h (VEC_safe_grow_cleared): New.
32416 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
32418 * c-common.c (c_common_nodes_and_builtins): Since variants of
32419 void_type_node get built before it is given a name, we need to
32420 give those variants the name, too.
32421 (complete_array_type): We need to work with the canonical main
32422 type of the array, from which we will build the qualified version.
32423 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
32424 * print-tree.c (print_node): Display canonical type information
32426 * stor-layout.c (layout_type): When we don't know the
32427 alignment of a type for which we're building an array, we end up
32428 guessing wrong, so make the type require structural equality.
32429 * tree.c (make_node_stat): When we build a new type, it is its
32430 own canonical type.
32431 (build_type_attribute_qual_variant): When building an attribute
32432 variant, its canonical type is the non-attribute variant. However,
32433 if the attributes are target-dependent and they differ, we need to
32434 use structural equality checks for this type.
32435 (build_qualified_type): A qualified type is not equivalent to its
32436 unqualified variant; set the canonical type appropriately.
32437 (build_distinct_type_copy): When building a distinct type from
32438 another type, the new type is its own canonical type.
32439 (build_variant_type_copy): When building a new type variant, we
32440 assume that it is equivalent to the original type.
32441 (build_pointer_type_for_mode): When building a pointer type, also
32442 build a canonical type pointer.
32443 (build_reference_type_for_mode): When building a reference type,
32444 also build a canonical type reference.
32445 (build_index_type): When we can't hash an index type (e.g.,
32446 because its maximum value is negative), the index type requires
32447 structural equality tests.
32448 (build_array_type): Build the canonical form of an array type.
32449 (build_function_type): Function types require structural equality,
32450 because they contain default arguments, attributes, etc.
32451 (build_method_type_directly): Ditto for method types.
32452 (build_offset_type): Build the canonical offset type.
32453 (build_complex_type): Build the canonical vector type.
32454 (make_vector_type): Build the canonical vector type.
32455 * tree.h (TYPE_CANONICAL): New.
32456 (TYPE_STRUCTURAL_EQUALITY_P): New.
32457 (SET_TYPE_STRUCTURAL_EQUALITY): New.
32458 (struct tree_type): Added "canonical" field.
32459 * params.h (VERIFY_CANONICAL_TYPES): New.
32460 * doc/c-tree.texi (TYPE_CANONICAL): Document.
32461 (TYPE_STRUCTURAL_EQUALITY_P): Document.
32462 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
32463 * doc/invoke.texi (verify-canonical-types): Document --param
32464 parameter for verifying canonical types.
32466 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32468 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
32469 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
32470 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
32471 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
32473 * config/rs6000/e500.h: New.
32474 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
32475 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
32477 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
32478 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
32479 TARGET_E500_DOUBLE): Remove.
32480 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
32481 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
32482 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
32483 * config/rs6000/rs6000.c (rs6000_override_options): Use
32484 CHECK_E500_OPTIONS.
32486 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32488 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
32489 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
32490 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
32491 rs6000_emit_cmove): Don't check TARGET_E500.
32492 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
32493 sordered): Don't check TARGET_E500.
32495 2007-01-01 Eric Christopher <echristo@apple.com>
32497 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
32498 HARD_REGISTER_NUM_P.
32500 2007-01-01 Roger Sayle <roger@eyesopen.com>
32502 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
32503 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
32504 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
32507 2007-01-01 Mike Stump <mrs@apple.com>
32509 * configure.ac: Remove support for building with Apple's gcc-3.1.
32511 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32513 PR middle-end/30311
32514 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
32515 REG is a hard register. Do not modify REG before calling
32517 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
32518 multiple of the size of YMODE for certain lowpart cases.
32520 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32522 PR middle-end/30253
32523 * gimplify (voidify_wrapper_expr): Update for
32524 GIMPLE_MODIFY_STMT.
32526 2007-01-01 Andreas Schwab <schwab@suse.de>
32529 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
32530 save of BR0 in extra_spill_size instead of spill_size.
32531 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
32533 (ia64_expand_epilogue): Restore BR0 from its new location.
32535 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32537 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
32538 Use a temporary variable if the left hand side is not a gimple
32541 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32543 * gimplify.c (gimplify_return_expr): Make the temporary variable
32544 for the return expression, a gimple register variable.
32546 2007-01-01 Jan Hubicka <jh@suse.cz>
32548 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
32551 2007-01-01 Mike Stump <mrs@apple.com>
32553 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
32555 * config/darwin.c (machopic_select_rtx_section): Use
32556 HAVE_GAS_LITERAL16.
32557 (darwin_mergeable_constant_section): Likewise.
32558 * configure: Regenerate.
32559 * config.in: Regenerate.
32561 2007-01-01 Jan Hubicka <jh@suse.cz>
32562 Andrew Pinski <pinskia@gmail.com>
32564 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
32565 before starting IPA passes.