1 2007-11-23 Richard Guenther <rguenther@suse.de>
2 Michael Matz <matz@suse.de>
4 PR tree-optimization/34176
5 * alloc-pool.h (empty_alloc_pool): Declare.
6 * alloc-pool.c (empty_alloc_pool): New function.
7 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
8 valid table if a lookup from the optimistic table failed.
9 (vn_unary_op_lookup): Likewise.
10 (vn_binary_op_lookup): Likewise.
11 (vn_phi_lookup): Likewise.
12 (process_scc): Clear optimistic tables before every iteration.
14 2007-11-23 Richard Guenther <rguenther@suse.de>
16 * tree-ssa-copy.c (may_propagate_copy): Remove redundant
18 (merge_alias_info): Do verification only if checking is
19 enabled. Merge flow-sensitive alias information in simple
21 * tree-ssa-operands.c (get_addr_dereference_operands): Also
22 complain about missing NMTs.
24 2007-11-23 Jakub Jelinek <jakub@redhat.com>
27 * c-common.c (conversion_warning): For INTEGER_TYPE to
28 INTEGER_TYPE conversions call get_narrower on expr to avoid
29 spurious warnings from binop shortening or when the implicit
30 conversion can't change the value.
32 2007-11-22 Joseph Myers <joseph@codesourcery.com>
35 * c-decl.c (set_array_declarator_inner): Don't give error for
36 static or type qualifiers in abstract declarator. Remove
38 * c-tree.h (set_array_declarator_inner): Update prototype.
39 * c-parser.c (c_parser_direct_declarator_inner): Update call to
40 set_array_declarator_inner.
41 * doc/standards.texi: Update for C99 TC3.
43 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
45 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
46 line in my edit of the last change.
48 2007-11-22 Jakub Jelinek <jakub@redhat.com>
51 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
52 and TREE_READONLY on the fn decl rather than passing a chain
55 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
57 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend
60 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
62 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
63 of ix86_arch and ix86_tune into a switch statement.
64 (enum processor_type): Default PROCESSOR_I386 to 0.
65 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
66 of "ix86_tune == PROCESSOR_K6".
67 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
70 2007-11-22 Tom Tromey <tromey@redhat.com>
72 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
73 avoid writing into string allocated by ggc_alloc_string.
75 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
78 * config/sh/sh.md (binary_sf_op): Remove.
79 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
80 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
81 and gen_binary_sf_op1.
83 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
85 * regclass.c (init_reg_autoinc): Fix typo preventing test of
86 secondary output reload when setting forbidden_inc_dec_class.
88 2007-11-21 Richard Guenther <rguenther@suse.de>
90 PR tree-optimization/34148
91 * tree-ssa-structalias.c (create_variable_info_for): Do not use
92 field-sensitive PTA for single-element structures.
93 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
94 SFTs for single-element structures.
96 2007-11-20 Richard Guenther <rguenther@suse.de>
99 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
100 of the signed INT_CST_LT.
101 * stmt.c (expand_case): Likewise.
102 (estimate_case_costs): Likewise.
104 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
106 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
107 its binary representation.
109 2007-11-20 Richard Guenther <rguenther@suse.de>
111 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
114 2007-11-20 Thiemo Seufer <ths@mips.com>
116 * config/mips/mips.c (mips_file_start): Add support for
117 flagging 32-bit code with -mfp64 floating-point.
119 2007-11-20 Jakub Jelinek <jakub@redhat.com>
122 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
123 (c_gimplify_expr): Use it.
125 2007-11-20 Ben Elliston <bje@au.ibm.com>
127 * config/spu/spu_mfcio.h: Fix typo.
129 2007-11-20 Ben Elliston <bje@au.ibm.com>
131 * unwind.inc: Comment that unwind-sjlj.c includes this file.
133 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
134 Ben Elliston <bje@au.ibm.com>
136 * config/spu/mfc_tag_release.c: New file.
137 * config/spu/mfc_multi_tag_release.c: Likewise.
138 * config/spu/mfc_multi_tag_reserve.c: Likewise.
139 * config/spu/mfc_tag_release.c: Likewise.
140 * config/spu/mfc_tag_reserve.c: Likewise.
141 * config/spu/mfc_tag_table.c: Likewise.
142 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
143 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
144 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
145 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
146 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
147 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
148 mfc_multi_tag_release): Likewise.
149 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
150 __mfc_multi_tag_release): Declare.
152 2007-11-19 Jason Merrill <jason@redhat.com>
154 PR debug/28834, debug/29436, c/32326
155 * tree.c (build_type_attribute_qual_variant): Refuse to make
156 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
157 * doc/extend.texi (Type Attributes): Don't encourage people to add
158 attributes to struct/enum types in a typedef. Fix
159 transparent_union example.
161 * tree-inline.c (remap_type_1): Remove code that's redundant with
163 (build_duplicate_type): Set id.copy_decl.
164 * c-common.c (handle_transparent_union_attribute): Simplify logic.
166 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
168 * config/rs6000/rs6000.c (invalid_e500_subreg,
169 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
170 rs6000_legitimize_address, rs6000_legitimize_reload_address,
171 rs6000_legitimate_address, function_arg_advance,
172 spe_build_register_parallel, rs6000_spe_function_arg,
173 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
174 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
175 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
176 TDmode similarly to DFmode and TFmode.
177 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
178 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
180 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
182 * stor-layout.c (lang_adjust_rli): Delete.
183 (set_lang_adjust_rli): Likewise.
184 (layout_type): Do not call lang_adjust_rli hook.
185 * tree.h (set_lang_adjust_rli): Delete.
187 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
189 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
190 n_dregs_to_save and n_pregs_to_save.
191 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
193 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
194 able to save single D/P registers that aren't saved by the push/pop
197 2007-11-19 Richard Guenther <rguenther@suse.de>
199 PR tree-optimization/34099
200 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
201 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
202 if only one operand is undefined.
204 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
206 PR tree-optimization/34036
207 * opts.c (set_fast_math_flags): Do not set flags in common
208 with set_unsafe_math_optimizations_flags, invoke it directly.
209 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
210 and flag_signed_zeros.
211 * toplev.c (process_options): Force flag_associative_math to 0 and
212 warn, if it is set and either flag_trapping_math or flag_signed_zeros
214 * doc/invoke.texi (Optimize Options): Document the new behavior
215 of -funsafe-math-optimizations, that -fassociative-math requires
216 both -fno-signed-zeros and -fno-trapping-math and make it clear
217 that -fno-trapping-math requires -fno-signaling-nans. Refactor
218 documentation of -ffast-math.
220 2007-11-18 Jakub Jelinek <jakub@redhat.com>
222 PR rtl-optimization/34132
223 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
227 * optabs.h (optab_table): Change type to struct optab from optab.
228 (convert_optab_table): Similarly.
229 Adjust all _optab macros to expand to addresses of optab_table
230 resp. convert_optab_table elements rather than the values of the
232 * optabs.c (optab_table): Change typype to struct optab from optab.
233 If compiled by recent GCC, initialize all the insn_code fields in
234 the array using designated range initializers.
235 (convert_optab_table): Similarly.
236 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
237 set_conv_libfunc): Into libfunc_entry's optab field store index within
238 optab_table resp. convert_optab_table array instead of difference
239 between two separately malloced addresses.
240 (new_optab): Add op argument, don't return anything. Initialize
241 just the insn_code field in handlers array and only when needed.
242 (init_optab, init_optabv): Add op argument, don't return anything.
243 Adjust new_optab caller.
244 (new_convert_optab): Removed.
245 (init_convert_optab): Add op argument, don't return anything, don't
246 call new_convert_optab. If needed, initialize insn_code field in
248 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
250 (debug_optab_libfuncs): Adjust uses of optab_table and
251 convert_optab_table arrays.
253 2007-11-18 Richard Guenther <rguenther@suse.de>
255 PR tree-optimization/34127
256 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
257 Make code match up the comments, require compatibility of the
260 2007-11-17 Richard Guenther <rguenther@suse.de>
263 * fold-const.c (extract_muldiv_1): Do not move negative
264 constants inside ABS_EXPR.
266 2007-11-16 Ian Lance Taylor <iant@google.com>
268 * collect2.c (dump_file): If a demangled symbol is followed by a
269 space, make sure we output at least one space.
271 2007-11-16 Richard Guenther <rguenther@suse.de>
274 * fold-const.c (fold_binary): Use correct types for folding
275 1 << X & Y to Y >> X & 1.
277 2007-11-16 Richard Guenther <rguenther@suse.de>
279 PR tree-optimization/33870
280 * tree.h (struct tree_memory_tag): Add base_for_components flag.
281 (struct tree_struct_field_tag): Remove nesting_level field.
282 (SFT_NESTING_LEVEL): Remove.
283 (SFT_BASE_FOR_COMPONENTS_P): Add.
284 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
285 base_for_components flag.
286 (push_fields_onto_fieldstack): Remove nesting_level parameter.
287 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
289 (create_overlap_variables_for): Deal with it.
290 * tree-dfa.c (dump_subvars_for): Likewise.
291 (dump_variable): Likewise.
292 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
293 Set base_for_components for first elements of sub-structures.
294 (create_variable_info_for): Handle base_for_components.
295 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
296 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
297 * tree-ssa-operands.c (ref_nesting_level): Remove.
298 (add_vars_for_offset): Remove full_ref parameter, always add
299 the offset of the pointed-to SFT.
300 (add_virtual_operand): Adjust for changed signature of
303 2007-11-16 Sa Liu <saliu@de.ibm.com>
305 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
306 floatunssidf2 and floatunsdidf2.
308 2007-11-16 Richard Guenther <rguenther@suse.de>
310 PR tree-optimization/34113
311 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
312 Use correct conversion direction for checking type compatibility.
314 2007-11-16 Richard Guenther <rguenther@suse.de>
316 PR tree-optimization/34099
317 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
318 that produce UNDEFINED result if at least one of its operands
319 is UNDEFINED. By default the result is only UNDEFINED if all
320 operands are UNDEFINED.
322 2007-11-16 Jakub Jelinek <jakub@redhat.com>
325 * gcc.c (init_spec): Don't initialize asm_debug here...
326 (main): ... but here.
328 2007-11-07 Tom Tromey <tromey@redhat.com>
330 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to
332 * tree-parloops.c (create_loop_fn): Use set_cfun.
333 * gengtype.c (open_base_files): Emit #undef cfun.
334 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
335 * function.h (cfun): New define.
336 * function.c: Undefine cfun.
338 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
340 * config/avr/avr.c (avr_mcu_types): Add attiny88.
341 * config/avr/avr.h (LINK_SPEC): Likewise.
342 (CRT_BINUTILS_SPECS): Likewsie.
343 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
345 2007-11-15 Jakub Jelinek <jakub@redhat.com>
348 * tree-ssa-ccp.c (optimize_stack_restore): New function.
349 (execute_fold_all_builtins): Call optimize_stack_restore for
350 BUILT_IN_STACK_RESTORE.
352 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
354 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
355 propagation into an address; that's done in should_replace_address.
357 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
359 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
360 * config/spu/spu.c (legitimate_const): Remove.
361 (classify_immediate): Inline call to legitimate_const.
362 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
363 for any constant, not just -512 .. 511.
365 2007-11-15 Sa Liu <saliu@de.ibm.com>
367 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
368 condition from HONOR_NANS test.
369 * config/spu/spu.md (ceq_df): Always generate comparison code
370 inline, including checks for NaNs and infinities.
372 (cgt_v2df): Likewise.
373 (cmpdf): Make this expander unconditional.
375 2007-11-15 Richard Guenther <rguenther@suse.de>
377 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
378 to only create SFTs if we also create variable infos for PTA.
379 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping
382 2007-11-15 Richard Guenther <rguenther@suse.de>
384 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
385 type for TBAA pruning.
386 (find_what_p_points_to): Call set_uids_in_ptset with the original
387 pointer, not the decl of the solution we collapsed to.
389 2007-11-14 David Daney <ddaney@avtrex.com>
391 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
394 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
397 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
398 for registers in BR_REGS class.
400 2007-11-14 Jakub Jelinek <jakub@redhat.com>
403 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
404 init_ssa_operands has not been called for cfun.
406 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
408 PR tree-optimization/34046
409 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
410 scaling if the old probability is greater than the new base.
412 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
414 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
415 unused edges after loop duplication.
417 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
419 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
420 (enum target_cpu_default): ... this enum.
421 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
422 * config/i386/i386.c (override_options): ... here.
423 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
424 TARGET_CPU_DEFAULT_i486.
426 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
428 * global.c (rest_of_handle_global_alloc): Fix comment typos.
429 * config/sh/sh.c (sh_rtx_costs): Likewise.
430 * ChangeLog: Likewise.
432 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
434 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
435 should not be of pointer type.
437 2007-11-13 Michael Meissner <michael.meissner@amd.com>
439 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate
442 2007-11-13 Sterling Augustine <sterling@tensilica.com>
443 Bob Wilson <bob.wilson@acm.org>
445 * config/xtensa/unwind-dw2-xtensa.c: New.
446 * config/xtensa/unwind-dw2-xtensa.h: New.
447 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
448 (DWARF2_UNWIND_INFO): Remove.
449 (DWARF_FRAME_REGISTERS): Define.
450 (EH_RETURN_DATA_REGNO): Define.
451 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
453 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
455 2007-11-13 Jakub Jelinek <jakub@redhat.com>
457 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
458 -fsched-stalled-insns.
460 PR tree-optimization/34063
461 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
462 as first chrec_fold_plus operand rather than second.
464 2007-11-13 Diego Novillo <dnovillo@google.com>
466 PR tree-optimization/33870
467 * tree.h (strcut tree_memory_tag): add field unpartitionable.
468 remove field in_nested_struct.
469 (struct tree_struct_field_tag): add field nesting_level.
470 (sft_in_nested_struct): remove.
471 (sft_nesting_level): define.
472 (sft_unpartitionable_p): define.
473 * tree-ssa-alias.c (mem_sym_score): if mp->var is not
474 partitionable, return long_max.
475 (compute_memory_partitions): do not partition sfts marked
477 (create_sft): add argument nesting_level. set
478 sft_nesting_level with it. update all users.
479 (create_overlap_variables_for): show nesting level.
480 * tree-dfa.c (dump_subvars_for): likewise.
481 (dump_variable): likewise.
482 show whether the sft is partitionable or not.
483 * tree-flow.h (struct fieldoff): remove field
485 add field nesting_level.
486 * tree-ssa-structalias.c (struct variable_info): remove
487 field in_nested_struct.
488 (push_fields_onto_fieldstack): add argument
489 nesting_level. update all users.
490 update documentation.
491 update pair->nesting_level with nesting_level.
492 make recursive calls with nesting_level + 1.
493 (set_uids_in_ptset): if an sft is added to the points-to
494 set, mark it as unpartitionable.
495 * tree-ssa-operands.c (ref_nesting_level): new.
496 (add_vars_for_offset): call it.
497 add argument full_ref. update
499 if var is inside a nested structure and the nesting level
500 of full_ref is lower than the nesting level of var,
501 adjust offset by the offset of var.
503 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
505 PR tree-optimization/32582
506 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
508 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
510 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
511 functions can be used as constant.
513 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
515 PR rtl-optimization/34035
516 * cse.c (cse_cfg_altered): New global variable.
517 (cse_jumps_altered): Make boolean.
518 (recorded_label_ref): Likewise.
519 (cse_insn): Adjust for above changes.
520 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
521 if dead edges have been purged.
522 (cse_main): Change return value specification and adjust code.
523 (rest_of_handle_cse): Adjust for above change.
524 (rest_of_handle_cse2): Likewise.
525 * gcse.c (rest_of_handle_gcse): Likewise.
527 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
528 Michael Meissner <michael.meissner@amd.com>
530 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
531 get the appropriate suffix for the coms* instruction.
532 (sse5_pcmov_<mode>): Restrict operands of pcmov
533 for scalar case to be only xmm registers and not memory.
535 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
536 constraints to follow the mnemonics for the pcmov instruction
538 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
541 * config/mips/mips.c (mips_return_fpr_single): New function.
542 (mips_function_value): Use it when returning single-field
544 (mips_expand_call): Handle the PARALLELs created by
545 mips_return_fpr_single.
547 2007-11-12 Richard Guenther <rguenther@suse.de>
550 * fold-const.c (fold_binary): If testing for non-negative
551 operands with tree_expr_nonnegative_warnv_p make sure to
552 use op0 which has all (sign) conversions retained.
554 2007-11-12 Richard Guenther <rguenther@suse.de>
557 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
558 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
560 2007-11-12 Ira Rosen <irar@il.ibm.com>
562 PR tree-optimization/33953
563 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
564 allocate vec_oprnds1 according to the number of created vector
565 statements. In case of shift with scalar argument, store scalar operand
566 for every vector statement to be created for the SLP node. Fix a
569 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
571 * gcse.c (CUID_INSN): Remove.
573 (alloc_gcse_mem): Don't allocate cuid_insn.
574 (free_gcse_mem): Don't free cuid_insn.
576 2007-11-10 Jakub Jelinek <jakub@redhat.com>
579 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
583 * tree-inline.h (copy_body_data): Add regimplify field.
584 * tree-inline.c (copy_body_r): Set id->regimplify to true
585 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
587 (copy_bb): Clear id->regimplify before walk_tree, if it is
588 set afterwards, regimplify the whole statement.
590 PR tree-optimization/33680
591 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
592 if the added cast involves variable length types.
594 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
595 Maxim Kuvyrkov <maxim@codesourcery.com>
597 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
598 instead of TRUE_BARRIER for jumps. Add register dependencies
599 even when reg_pending_barrier is set.
601 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
603 * haifa-sched.c (haifa_classify_insn): Rename to ...
604 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
605 handle PARALLELs by recursing. Use it ...
606 (haifa_classify_insn): ... here. Reimplement.
608 2007-11-09 Richard Guenther <rguenther@suse.de>
610 * bitmap.h (bitmap_single_bit_set_p): Declare.
611 * bitmap.c (bitmap_single_bit_set_p): New function.
612 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
613 (maybe_create_global_var): Use bitmap_empty_p.
615 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
616 Jakub Jelinek <jakub@redhat.com>
618 PR rtl-optimization/34012
619 * fwprop.c (try_fwprop_subst): Do not replace if the new
620 SET_SRC has a higher cost than the old one.
622 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
624 PR rtl-optimization/33732
625 * reload.c (push_reload): Check that the REG_DEAD note was referring
626 to a hardreg or to a pseudo that has been assigned exactly one hardreg
627 before considering it in order to select the reload register.
628 (combine_reloads): Likewise.
629 (find_dummy_reload): Likewise.
631 2007-11-09 Richard Guenther <rguenther@suse.de>
633 * tree-flow.h (struct ptr_info_def): Make escape_mask a
635 (struct ptr_info_def): Likewise.
636 (enum escape_type): Also use bit zero.
638 2007-11-09 Richard Guenther <rguenther@suse.de>
640 PR tree-optimization/33604
641 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
642 Disregard changes in CV qualifiers of pointed to types for
643 forward propagating ADDR_EXPRs.
644 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
647 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
649 * dse.c (find_shift_sequence): Always choose an integer mode for
651 (replace_read): Require both the read and store mode to be
652 integer ones. Remove a then-redundant FLOAT_P check.
654 2007-11-08 Richard Guenther <rguenther@suse.de>
656 * tree-dfa.c (remove_referenced_var): If removing a
657 variable which has subvars, also remove those from
658 the referenced vars. Do not create a variable annotation.
660 2007-11-08 Bob Wilson <bob.wilson@acm.org>
662 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
663 argument for gen_entry calls.
664 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
665 (entry): Use the new attribute value. Remove unused first operand.
667 2007-11-08 Tom Tromey <tromey@redhat.com>
669 * c-parser.c (c_parser_translation_unit): Use location in error.
670 (c_parser_external_declaration): Likewise.
671 (c_parser_declaration_or_fndef): Likewise.
672 (c_parser_enum_specifier): Likewise.
673 (c_parser_struct_or_union_specifier): Likewise.
674 (c_parser_struct_declaration): Likewise.
675 (c_parser_typeof_specifier): Likewise.
676 (c_parser_parms_list_declarator): Likewise.
677 (c_parser_asm_string_literal): Likewise.
678 (c_parser_braced_init): Likewise.
679 (c_parser_initelt): Likewise.
680 (c_parser_compound_statement_nostart): Likewise.
681 (c_parser_statement_after_labels): Likewise.
682 (c_parser_do_statement): Likewise.
683 (c_parser_asm_statement): Likewise.
684 (c_parser_conditional_expression): Likewise.
685 (c_parser_unary_expression): Likewise.
686 (c_parser_sizeof_expression): Likewise.
687 (c_parser_postfix_expression): Likewise.
688 (c_parser_postfix_expression_after_paren_type): Likewise.
689 (c_parser_objc_class_instance_variables): Likewise.
690 (c_parser_objc_method_definition): Likewise.
691 (c_parser_objc_methodprotolist): Likewise.
692 (c_parser_pragma): Likewise.
693 (c_parser_omp_clause_num_threads): Likewise.
694 (c_parser_omp_clause_schedule): Likewise.
695 (c_parser_omp_all_clauses): Likewise.
696 (c_parser_omp_sections_scope): Likewise.
697 (c_parser_label): Use location of label, not colon.
699 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
702 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
705 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
708 * ipa-pure-const.c (static_execute): Added code to keep recursive
709 functions from being marked as pure or const.
710 * ipa-utils.c (searchc): Fixed comment.
712 2007-11-08 Tom Tromey <tromey@redhat.com>
714 * common.opt (fshow-column): Default to 0.
715 * configure: Rebuilt.
716 * configure.ac (--enable-mapped-location): Default to 'yes'.
718 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
720 * common.opt: Add pointer to doc/options.texi.
721 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
722 -fipa-reference): Add or correct doc. Sorted options list for -Os
725 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
728 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
729 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
730 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
731 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
732 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
733 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
734 to TARGET_BIG_ENDIAN_DEFAULT.
735 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
736 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
737 to TARGET_BIG_ENDIAN_DEFAULT.
739 2007-11-07 Diego Novillo <dnovillo@google.com>
741 * tree.h (struct tree_struct_field_tag): Move field
743 (struct tree_memory_tag): ... here.
745 2007-11-07 Diego Novillo <dnovillo@google.com>
748 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
749 (SFT_IN_NESTED_STRUCT): Define.
750 * tree-dfa.c (dump_subvars_for): Show offset of each
752 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
753 * tree-ssa-structalias.c (struct variable_info): Likewise.
754 (push_fields_onto_fieldstack): If OFFSET is positive,
755 set in_nested_struct.
756 (create_variable_info_for): Copy setting of
757 in_nested_struct from the field offset object.
758 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
759 variable info object.
760 * tree-ssa-operands.c (add_vars_for_offset): If VAR
761 belongs to a nested structure, adjust OFFSET by
764 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
766 PR rtl-optimization/33737
767 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
768 target block after computing the probabilities of outgoing edges.
769 Cap the frequency to BB_FREQ_MAX.
770 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
771 frequency of the basic block if it has been reused.
773 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
775 PR rtl-optimization/33822
776 * rtl.h (REG_OFFSET): Fix comment.
777 * var-tracking.c (INT_MEM_OFFSET): New macro.
778 (var_mem_set): Use it.
779 (var_mem_delete_and_set): Likewise.
780 (var_mem_delete): Likewise.
781 (same_variable_part_p): Likewise.
782 (vt_get_decl_and_offset): Likewise.
783 (offset_valid_for_tracked_p): New predicate.
784 (count_uses): Do not track locations with invalid offsets.
785 (add_uses): Likewise.
786 (add_stores): Likewise.
788 2007-11-07 Tom Tromey <tromey@redhat.com>
790 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
791 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
793 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
794 Andrey Belevantsev <abel@ispras.ru>
796 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
797 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
798 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
799 Save calculated max_asap in it.
800 (sms_schedule): Calculate maxii using max_asap.
802 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
804 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
805 with -mhard-dfp/-mno-hard-dfp.
807 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
808 Jakub Jelinek <jakub@redhat.com>
811 * haifa-sched.c (check_sched_flags): Remove.
812 (sched_init): Don't call it.
814 2007-11-06 Diego Novillo <dnovillo@google.com>
816 * tree-flow.h (struct fieldoff): Reformat comment.
818 * tree-ssa-operands.c: Tidy top-level comments.
820 (add_vars_for_offset): Tidy parameter formatting..
821 (get_addr_dereference_operands): Likewise.
822 (get_indirect_ref_operands): Likewise.
823 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
824 <OMP_ATOMIC_STORE>: Likewise.
826 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
829 * config/i386/driver-i386.c: Test for __GNUC__ instead of
830 GCC_VERSION which is always defined.
832 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
835 * reload1.c (find_reloads): Also check in_reg when handling a
836 simple move with an input reload and a destination of a hard
839 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
841 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
842 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
843 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
844 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
845 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
846 (m68k_sched_attr_type2): New function.
847 (sched_adjust_cost_state): New static variable.
848 (m68k_sched_adjust_cost): New static function implementing
850 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
851 New static variables.
852 (m68k_sched_variable_issue): New static function implementing
854 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
855 (sched_dump_split_class): New static function.
856 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
858 (sched_dump_dfa_class, m68k_sched_dump): New static function.
859 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
860 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
861 m68k_sched_dfa_post_advance_cycle): New static functions implementing
864 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
865 (CPU_UNITS_QUERY): Define.
867 * config/m68k/cf.md: New file.
868 * config/m68k/m68.md (cf.md): New include.
870 2007-11-06 Tom Tromey <tromey@redhat.com>
872 PR c++/32256, PR c++/32368:
873 * function.c (saved_in_system_header): New global.
874 (push_cfun): Save in_system_header.
875 (pop_cfun): Restore in_system_header.
876 (push_struct_function): Save in_system_header.
878 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
882 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
883 (complete_array_type): Set canonical type appropriately.
884 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
885 C and C++ front ends now have different versions of this function,
886 because the C++ version needs to maintain canonical types here.
888 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
890 * tree-parloops.c (reduction_info): Remove reduction_init field.
891 (initialize_reductions): Remove creation of the reduction_init variable.
892 (struct data_arg): Remove.
893 (add_field_for_reduction, create_stores_for_reduction): New functions.
894 (add_field_for_name): Remove reduction handling.
895 (separate_decls_in_loop): Call add_field_for_reduction,
896 create_stores_for_reduction.
898 2007-11-06 Jakub Jelinek <jakub@redhat.com>
900 PR tree-optimization/33458
901 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
902 !is_gimple_val PHI argument, gimplify it and insert it on edge.
904 PR tree-optimization/33993
905 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
906 rather than build_constructor_from_list if all list values are
908 (get_initial_def_for_induction): Use build_vector instead of
909 build_constructor_from_list.
911 2007-11-05 Mark Mitchell <mark@codesourcery.com>
914 * tree.h (DECL_INIT_PRIORITY): Do not require
915 DECL_HAS_INIT_PRIORITY_P.
916 (DECL_FINI_PRIORITY): Likewise.
917 * tree.c (decl_init_priority_lookup): Remove assert.
918 (decl_fini_priority_insert): Likewise.
919 * cgraphunit.c (static_ctors): Make it a VEC.
920 (static_dtors): Likewise.
921 (record_cdtor_fn): Adjust accordingly.
922 (build_cdtor): Generate multiple functions for each initialization
924 (compare_ctor): New function.
925 (compare_dtor): Likewise.
926 (cgraph_build_cdtor_fns): Sort the functions by priority before
928 (cgraph_build_static_cdtor): Put the priority in the function's
931 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
934 * common.opt: Add shared and pie.
936 2007-11-05 Bob Wilson <bob.wilson@acm.org>
938 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
939 replace references to virtual_stack_vars_rtx in goto_handler.
941 2007-11-05 Paul Brook <paul@codesourcery.com>
943 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
944 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
945 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
946 arm_lang_output_object_attributes_hook.
947 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
948 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
949 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
951 * config/arm/t-arm.c (arm.o): New rule.
952 * config/arm/arm-c.c: New file.
954 2007-11-05 Nick Clifton <nickc@redhat.com>
955 Sebastian Pop <sebastian.pop@amd.com>
957 PR tree-optimization/32540
958 PR tree-optimization/33922
959 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
960 * tree-ssa-pre.c: Include params.h.
961 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
962 to limit the maximum length of the PA set for a given block.
963 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
964 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
966 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
968 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
969 __fixunssfDI): Make return type unsigned.
970 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
971 __fixunssfDI): Make return type unsigned.
973 2007-11-05 Jakub Jelinek <jakub@redhat.com>
975 PR tree-optimization/33856
976 * tree-data-ref.c (get_references_in_stmt): Don't add
977 REFERENCE_CLASS_P trees to references vector if get_base_address
978 returns NULL on them.
980 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
982 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
984 2007-11-04 Andrew Pinski <pinskia@gmail.com>
987 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
988 for TRUTH_NOT_EXPR to type.
990 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
992 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
994 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
997 * dwarf2out.c (add_calling_convention_attribute): Change
998 second argument. Set calling convention to DW_CC_program for
999 Fortran main program.
1000 (gen_subprogram_die): Adjust to new prototype for
1001 add_calling_convention_attribute.
1003 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
1005 PR tree-optimization/33987
1006 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
1008 (vectorizable_reduction): Add type check.
1010 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1013 * c-parser.c (c_parser_statement_after_labels): Error if a
1014 declaration is parsed after a label.
1016 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
1019 * reorg.c (emit_delay_sequence): Do not clear the locator on
1020 the jump instruction.
1022 2007-11-03 Jakub Jelinek <jakub@redhat.com>
1025 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
1026 current sched region.
1028 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1030 * config/ia64/ia64.c (struct reg_write_state): Change into
1031 unsigned short bitfields rather than unsigned int, decrease
1032 first_pred to just 10 bits.
1033 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
1034 into two char array.
1035 (rws_insn_set, rws_insn_test): New functions.
1036 (in_safe_group_barrier): New variable.
1037 (rws_update): Remove first argument, always set rws_sum array.
1038 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
1039 or update rws_sum if !in_safe_group_barrier, adjust rws_update
1041 (rtx_needs_barrier): Use rws_insn_test macro.
1042 (safe_group_barrier_needed): Don't save/restore rws_sum array,
1043 instead set/clear in_safe_group_barrier flag.
1045 2007-11-02 Bob Wilson <bob.wilson@acm.org>
1047 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
1048 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
1049 pointer or frame pointer.
1050 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
1051 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1052 (DWARF2_UNWIND_INFO): Define.
1053 (INCOMING_RETURN_ADDR_RTX): Define.
1054 (DWARF_FRAME_RETURN_COLUMN): Define.
1056 2007-11-02 Tom Tromey <tromey@redhat.com>
1058 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
1061 2007-11-02 Diego Novillo <dnovillo@google.com>
1063 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
1064 argument from function pointer ANALYZE_EXPR. Update all
1066 * cgraph.c (debug_cgraph_node): New.
1067 (debug_cgraph): New.
1069 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1071 PR rtl-optimization/33648
1072 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
1073 the newly created basic block.
1075 2007-11-01 Richard Guenther <rguenther@suse.de>
1077 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
1079 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
1081 PR rtl-optimization/33828
1082 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
1083 of VBEIN and VBEOUT.
1085 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1087 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
1088 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
1089 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
1091 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
1093 * gcc.c (getenv_spec_function): Escape the environment variable's
1096 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1098 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
1099 show that CSE means common subexpression elimination. Change wording
1100 for -fsee and define LCM. Remove capitalization of optimizations
1101 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
1103 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1106 * doc/sourcebuild.texi (Test Directives): Document that xfail
1107 has no effect for dg-do except when dg-do-what is "run".
1109 2007-11-01 Tom Tromey <tromey@redhat.com>
1111 * c-decl.c (grokdeclarator): Set decl source locations.
1112 * c-parser.c (c_parser_enum_specifier): Set location.
1113 (c_parser_struct_or_union_specifier): Likewise.
1115 2007-11-01 Tom Tromey <tromey@redhat.com>
1117 * print-tree.c (print_node): Print column number.
1119 2007-11-01 Jakub Jelinek <jakub@redhat.com>
1122 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
1123 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
1124 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
1126 PR rtl-optimization/33673
1127 * gcse.c (cprop_jump): If a conditional jump has been optimized
1128 into unconditional jump, make the remaining normal edge fallthru
1129 and delete the jump insn.
1131 2007-11-01 Ben Elliston <bje@au.ibm.com>
1133 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
1134 (set_mem_attrs_from_reg): Likewise.
1136 2007-11-01 Michael Matz <matz@suse.de>
1138 PR tree-optimization/33961
1139 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
1140 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
1141 (add_or_mark_expr): New argument 'store', using it to search
1143 (nt_init_block): Adjust calls to add_or_mark_expr.
1145 2007-10-31 Jakub Jelinek <jakub@redhat.com>
1148 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
1149 for the first push_operand.
1151 2007-10-31 Revital Eres <eres@il.ibm.com>
1153 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
1154 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
1155 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
1156 movmisalignv2sf, vcondv2sf): New.
1157 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
1158 UNSPEC_EXTODD_V2SF): Define new constants.
1159 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
1160 paired_emit_vector_cond_expr): New.
1161 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
1162 * config/rs6000/rs6000.c (paired_expand_vector_move,
1163 paired_emit_vector_cond_expr, paired_emit_vector_compare):
1165 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
1167 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
1169 PR tree-optimization/32377
1170 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
1171 work also for unknown number of iterations.
1172 (analyze_subscript_affine_affine): Clean up. Don't fail when the
1173 number of iterations is not known.
1175 2007-10-31 Richard Guenther <rguenther@suse.de>
1178 * fold-const.c (extract_muldiv_1): Make sure to not introduce
1179 new undefined integer overflow.
1180 (fold_binary): Avoid useless conversion.
1182 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
1185 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
1188 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
1190 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
1192 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
1193 with -mhard-dfp/-mno-hard-dfp.
1194 * config/s390/s390.opt: Likewise.
1195 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
1198 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1200 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
1202 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1204 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
1205 optimization options.
1206 (Optimize Options): Add -fdce and -fdse to the list of optimizations
1207 enabled by -O. Document -fdce and -fdse.
1209 2007-10-30 Jakub Jelinek <jakub@redhat.com>
1212 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
1213 convert second operand of COMPOUND_EXPR to the original type of
1216 2007-10-30 Richard Guenther <rguenther@suse.de>
1218 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
1219 of loop adding SFTs as virtual operands.
1221 2007-10-30 Richard Guenther <rguenther@suse.de>
1223 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
1225 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
1227 PR tree-optimization/32893
1228 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
1229 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
1231 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
1233 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
1235 (sub_ddmmss): Likewise.
1236 (umul_ppmm): Likewise.
1237 (udiv_qrnnd): Likewise.
1239 2007-10-29 Janis Johnson <janis187@us.ibm.com>
1242 * doc/sourcebuild.texi (Test Directives): Document that dg-require
1243 directives must come before dg-additional-sources.
1245 2007-10-29 Jakub Jelinek <jakub@redhat.com>
1247 PR tree-optimization/33723
1248 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
1249 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
1251 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
1253 PR tree-optimization/33614
1254 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
1255 if they can't be reduced to VECTOR_CSTs and aren't legitimate
1256 initializer constants.
1258 2007-10-29 Richard Guenther <rguenther@suse.de>
1260 PR tree-optimization/33870
1261 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
1262 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
1265 2007-10-29 Richard Guenther <rguenther@suse.de>
1267 * passes.c (init_optimization_passes): Exchange store_copy_prop
1269 * tree-pass.h (pass_store_copy_prop): Remove.
1270 * tree-ssa-copy.c (do_store_copy_prop): Remove.
1271 (stmt_may_generate-copy): Do not handle store_copy_prop.
1272 (get_copy_of_val): Likewise.
1273 (set_copy_of_val): Likewise.
1274 (copy_prop_visit_assignment): Likewise.
1275 (copy_prop_visit_stmt): Likewise.
1276 (copy_prop_visit_phi_node): Likewise.
1277 (init_copy_prop): Likewise.
1278 (execute_copy_prop): Likewise.
1279 (do_copy_prop): Remove.
1280 (gate_store_copy_prop): Likewise.
1281 (store_copy_prop): Likewise.
1282 (pass_store_copy_prop): Likewise.
1283 (pass_copy_prop): Call execute_copy_prop.
1284 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
1285 * common.opt (ftree-store-copy-prop): Mark obsolete.
1286 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
1288 2007-10-29 Ian Lance Taylor <iant@google.com>
1290 * ifcvt.c (noce_can_store_speculate_p): New static function.
1291 (noce_process_if_block): Call it.
1292 (if_convert): Remove recompute_dominance parameter. Change all
1295 2007-10-29 Richard Guenther <rguenther@suse.de>
1297 * tree-flow-inline.h (get_subvar_at): Use binary search.
1298 (get_first_overlapping_subvar): New function to binary search
1299 for the first overlapping subvar.
1300 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
1301 just handle adding subvars for a pointed-to subvar. Optimize
1302 and use get_first_overlapping_subvar.
1303 (add_vars_for_bitmap): Fold into single caller.
1304 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
1305 and non pointed-to bits of add_vars_for_offset.
1307 2007-10-29 Revital Eres <eres@il.ibm.com>
1309 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
1311 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
1312 Zdenek Dvorak <ook@ucw.cz>
1315 reduction support for automatic parallelization.
1317 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
1319 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
1320 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
1321 and OMP_ATOMIC_STORE.
1322 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1323 * gimple-low.c (lower_stmt): Same.
1324 * gimplify.c (gimplify_expr): Same.
1325 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
1326 gimplify_omp_atomic_mutex): Remove.
1327 (gimplify_omp_atomic): Change it to simply gimplify the
1328 statement instead of expanding it.
1329 * omp-low.c: Add includes to optabs.h, cfgloop.h.
1330 (expand_omp_atomic, expand_omp_atomic_pipeline,
1331 goa_stabilize_expr, expand_omp_atomic_mutex,
1332 expand_omp_atomic_fetch_op): New functions to implement
1333 expansion of OMP_ATOMIC.
1334 (expand_omp, build_omp_regions_1): Add support for
1335 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
1336 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
1338 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
1340 * tree-parloops.c: add include to tree-vectorizer.h.
1341 (reduction_info): New structure for reduction.
1342 (reduction_list): New list to represent list of reductions per loop.
1343 (struct data_arg): New helper structure for reduction.
1344 (reduction_info_hash, reduction_info_eq, reduction_phi,
1345 initialize_reductions, create_call_for_reduction,
1346 create_phi_for_local_result, create_call_for_reduction_1,
1347 create_loads_for_reductions, create_final_loads_for_reduction):
1349 (loop_parallel_p): Identify reductions, add reduction_list parameter.
1350 (separate_decls_in_loop_name): Support reduction variables.
1351 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
1352 call create_loads_for_reduction for each reduction.
1353 (canonicalize_loop_ivs): Identify reductions, add reduction_list
1355 (transform_to_exit_first_loop): Add reduction support, add
1356 reduction_list parameter.
1357 (gen_parallel_loop): Add reduction_list parameter. Add call
1358 separate_decls_in_loop with
1359 the new argument. Traverse reductions and call
1360 initialize_reductions, create_call_for_reduction.
1361 (parallelize_loops): Create and delete the reduction list.
1362 (add_field_for_name): Change use of data parameter. Add fields for
1364 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
1365 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
1366 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1367 * tree-inline.c (estimate_num_insns_1): add cases for
1368 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1369 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1370 * tree-ssa-operands.c (get_addr_dereference_operands):
1371 New function. Subroutine of get_indirect_ref_operands.
1372 (get_indirect_ref_operands): Call get_addr_dereference_operands.
1373 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1376 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
1378 * config/cris/cris.c: Include df.h.
1379 (cris_address_cost): Add gcc_assert for canonicalization
1380 assumptions. For PLUS with MULT or register, correct
1381 test for register in other arm. Tweak comments.
1383 2007-10-28 Richard Guenther <rguenther@suse.de>
1385 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
1386 telling if the var is to be treated as points-to location.
1387 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
1388 (add_virtual_operand): Only recurse into MPTs if aliases
1391 2007-10-28 Richard Guenther <rguenther@suse.de>
1393 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
1394 (add_vars_for_bitmap): Do not recurse further. Only add vars
1395 for pointed-to SFTs.
1396 (add_virtual_operand): Re-instantiate loop to add operands for
1397 aliases. Recurse into MPTs.
1398 (get_indirect_ref_operands): If we fall back to use a pointers
1399 SMT, make sure to not prune based on the access offset and size.
1401 2007-10-28 Andrew Pinski <pinskia@gmail.com>
1404 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
1405 the eh information on the statement.
1407 2007-10-28 Richard Guenther <rguenther@suse.de>
1409 * tree-flow.h (subvar_t): Make it a VEC.
1410 (struct subvar): Remove.
1411 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
1412 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
1414 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1415 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
1416 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
1417 (set_initial_properties): Likewise.
1418 (setup_pointers_and_addressables): Likewise.
1419 (new_type_alias): Likewise.
1420 (create_overlap_variables_for): Likewise.
1421 * tree-dfa.c (dump_subvars_for): Likewise.
1422 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
1423 (get_expr_operands): Likewise.
1424 (add_to_addressable_set): Likewise.
1425 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1427 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
1429 PR tree-optimization/33920
1430 * tree-if-conv.c (tree_if_conversion): Force predicate of single
1431 successor bb to true when predecessor bb has NULL predicate.
1432 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
1434 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1436 * config/mips/mips.md: Add combiner patterns for DImode extensions
1437 of HImode and QImode truncations. Reformat HImode <- QImode pattern
1440 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1443 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
1445 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1447 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
1448 LIBCALL notes if they are about to be moved to the same insn.
1450 2007-10-27 Richard Guenther <rguenther@suse.de>
1452 PR tree-optimization/33870
1453 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
1454 duplication. Remove redundant call to access_can_touch_variable.
1455 (add_vars_for_bitmap): New helper for recursing over MPT contents.
1456 (add_virtual_operand): Use it.
1458 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1461 * pa.h (ASM_PN_FORMAT): Delete define.
1463 2007-10-26 Janis Johnson <janis187@us.ibm.com>
1465 * doc/invoke.texi (Option Summary, optimizations): Remove
1466 -fbounds-check. Add -fassociative-math, -freciprocal-math,
1467 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
1468 -fsplit-wide-types to match later entry. Break up a long line.
1469 (Option Summary, code gen options) Add -fno-stack-limit. Add
1470 missing @gol to the end of a line.
1471 (Optimization Options): Remove -fbounds-check, which is also
1472 documented under Code Generation Options. Remove =n from
1473 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
1474 to -fcprop-registers to match other options, and say when it is
1475 enabled rather than disabled. Remove extra index entry for
1476 -fno-cx-limited-range. Add index entries for -fstack-protector
1477 and -fstack-protector-all.
1478 (Code Gen Options): Add index entry for -ftls-model.
1480 2007-10-26 Anatoly Sokolov <aesok@post.ru>
1482 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
1483 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
1484 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
1485 expand_epilogue, output_movhi): Don't handle 'main' function.
1486 (avr_attribute_table): Add 'OS_task' function attribute.
1487 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
1489 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
1490 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
1492 * config/avr/avr.opt (minit-stack): Remove.
1494 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
1496 * tree-nested.c (get_trampoline_type): Fix thinko.
1498 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
1501 * tree.c (build_offset_type): Build canonical type based on the
1502 TYPE_MAIN_VARIANT of the base type.
1504 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
1506 * reorg.c (emit_delay_sequence): Move insn locator from the
1507 first insn to the sequence.
1509 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
1511 * ipa-pure-const.c (check_decl): Return immediately when
1512 pure_const_state has been set to IPA_NEITHER.
1514 2007-10-25 Ira Rosen <irar@il.ibm.com>
1516 PR tree-optimization/33833
1517 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
1518 and convert init to sizetype in inner_base construction.
1520 2007-10-25 Richard Guenther <rguenther@suse.de>
1522 * tree-flow.h (mem_sym_stats): Remove.
1523 (dump_mem_sym_stats_for_var): Declare.
1524 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
1525 (mem_sym_stats): Move ...
1526 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
1527 (mem_sym_score): Rename from ...
1528 (pscore): ... this. Remove.
1529 (dump_mem_sym_stats_for_var): New function. Dump the score, but
1530 not the frequencies.
1531 (compare_mp_info_entries): Make sort stable by disambiguating
1534 2007-10-25 Ira Rosen <irar@il.ibm.com>
1536 PR tree-optimization/33866
1537 * tree-vect-transform.c (vectorizable_store): Check operands of all
1538 the stmts in the group of strided accesses. Get def stmt type for each
1539 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
1541 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
1543 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
1544 (Yt): Rename register constraint to Y2.
1545 * config/i386/sse.md: Use renamed register constraints.
1546 * config/i386/mmx.md: Ditto.
1547 * config/i386/i386.md: Ditto.
1549 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
1551 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
1553 2007-10-24 Chao-ying Fu <fu@mips.com>
1555 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
1556 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
1558 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1559 Olga Golovanevsky <olga@il.ibm.com>
1561 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
1562 the compiler that wr.wrap and wr.domain are initialized in
1565 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1567 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
1568 to print gcov_type values.
1570 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
1572 * config/avr/avr.h: Do not include progmem_section definition when
1573 building with IN_TARGET_LIBS.
1575 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1578 * config/mips/mips.c (mips_lo_sum_offset): New structure.
1579 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
1580 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
1581 (mips_orphaned_high_part_p: New functions.
1582 (mips_avoid_hazard): Don't check INSN_P here.
1583 (mips_avoid_hazards): Rename to...
1584 (mips_reorg_process_insns): ...this. Cope with
1585 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
1586 or turn them into nops.
1587 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
1588 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
1589 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
1590 (mips_override_options): Set flag_delayed_branch to 0.
1592 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1594 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
1595 MIPS-specific implementation details.
1596 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
1597 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
1598 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
1599 for targets with movmemsi.
1600 (MOVE_BY_PIECES_P): Define.
1601 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
1602 (mips_block_move_loop): Add a bytes_per_iter argument.
1603 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
1604 Update call to mips_block_move_loop.
1606 2007-10-24 Michael Matz <matz@suse.de>
1609 * var-tracking.c (variable_union): Don't break after one loop
1610 iteration but only when a difference is found.
1611 (dump_variable): Also print DECL_UID.
1613 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1615 * ipa-type-escape.h: Expose function
1616 is_array_access_through_pointer_and_index.
1618 (is_array_access_through_pointer_and_index):
1619 Add three new parameters. Add support of
1620 POINTER_PLUS_EXPR tree code.
1622 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1624 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
1625 * tree-pass.h: Add pass_ipa_struct_reorg.
1626 * common.opt: Add ipa-struct-reorg flag.
1627 * Makefile.in: Add ipa-strcut-reorg.o compilation.
1628 * passes.c: Add pass pass_ipa_struct_reorg.
1629 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
1630 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
1632 2007-10-24 Ira Rosen <irar@il.ibm.com>
1634 PR tree-optimization/33804
1635 * tree-vect-transform.c (vectorizable_operation): Remove the
1636 checks that the vectorization is worthwhile from the transformation
1639 2007-10-24 Ira Rosen <irar@il.ibm.com>
1641 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
1642 vectype cannot be determined for the scalar type.
1643 (vect_analyze_slp_instance): Likewise.
1644 * tree-vect-transform.c (vect_model_reduction_cost): Change the
1645 return type to bool. Return false if vectype cannot be determined
1646 for the scalar type.
1647 (vect_get_constant_vectors): Return false if vectype cannot be
1648 determined for the scalar type.
1649 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
1650 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
1651 vectorizable_reduction): Likewise.
1653 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
1655 * config.gcc: For a FreeBSD target, parse the value of ${target}
1656 to determine the value of FBSD_MAJOR, instead of adding an
1657 explicit check for every possible FreeBSD major version.
1659 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
1661 PR rtl-optimization/33846
1662 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
1664 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
1666 PR tree-optimization/33860
1667 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
1668 interleaved accesses in case the dr is inside the inner-loop during
1669 outer-loop vectorization.
1671 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1673 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
1674 Document MEM_POINTER. Replace mentions of "integrated"
1675 field with "return_val". Delete outdated stuff.
1677 2007-10-23 David Edelsohn <edelsohn@gnu.org>
1679 * config/rs6000/rs6000.c (rs6000_override_options): Set
1680 rs6000_altivec_abi on AIX.
1681 (conditional_register_usage): Set VR20:31 fixed on AIX.
1683 2007-10-23 Richard Guenther <rguenther@suse.de>
1685 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
1688 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
1689 David S. Miller <davem@davemloft.net>
1691 * df-scan.c (df_get_call_refs): Mark global registers as both a
1692 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
1694 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
1696 PR tree-optimization/33834
1697 PR tree-optimization/33835
1698 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
1699 stmts need to be checked for success seperately.
1700 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
1701 Remove the check that stmt is not LIVE.
1702 (vectorizable_assignment, vectorizable_induction): Likewise.
1703 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1704 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
1706 (vectorizable_live_operation): Check that op is not NULL.
1708 2007-10-22 Janis Johnson <janis187@us.ibm.com>
1710 * doc/invoke.texi (Optimization Options): In the summary, show
1711 that the value for options -falign-jumps, -falign-labels,
1712 -falign-loops, -falign-functions, -fsched-stalled-insns, and
1713 -fsched-stalled-insns-dep is optional. In the summary, show that
1714 -fsched-stalled-insns takes an optional argument and that
1715 -fparallelize-loops takes an argument. Add opindex for several
1716 optimization options, and fix typos in the opindex commands for
1717 several others. In the descriptions for -fsched-stalled-insns
1718 and -fsched-stalled-insns-dep, show the options with and without
1721 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
1723 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
1725 * config/avr/avr.h (LINK_SPEC): Likewise.
1726 (CRT_BINUTILS_SPECS): Likewsie.
1727 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1729 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1731 PR rtl-optimization/33644
1732 * cfgcleanup.c: Do not include dce.h.
1733 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
1734 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
1735 * dce.c (something_changed): Delete.
1736 (libcall_dead_p): New predicate.
1737 (delete_unmarked_insns): Use it to delete dead libcalls.
1738 Deal with REG_LIBCALL and REG_RETVAL notes.
1739 (prescan_libcall_for_dce): New function.
1740 (prescan_insns_for_dce): Use it to deal with libcalls.
1741 (mark_reg_dependencies): Do nothing special for libcalls.
1742 (dce_process_block): Likewise.
1743 (fast_dce): Delete unused local variable.
1744 (run_fast_dce): Do not return a value.
1745 * dce.h (struct df): Delete.
1746 (run_fast_dce): Adjust prototype.
1747 * optabs.c (libcall_id): Delete.
1748 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
1749 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
1750 * reload1.c (reload): Delete REG_LIBCALL_ID case.
1751 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
1752 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
1753 notes instead of REG_LIBCALL_ID notes.
1754 * reg-notes.def (LIBCALL_ID): Delete.
1755 * Makefile.in (see.o): Add dce.h dependency.
1756 (cfgcleanup.o): Remove dce.h dependency.
1758 2007-10-22 Michael Matz <matz@suse.de>
1760 PR tree-optimization/33855
1761 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
1764 2007-10-22 Ira Rosen <irar@il.ibm.com>
1766 PR tree-optimization/33854
1767 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1768 FLOAT_EXPR to the list of promotion operations.
1770 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1774 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
1775 (print_reg): Print register prefix only with AT&T asm syntax.
1776 Support pc_rtx for RIP register.
1777 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
1778 relative addressing. Always print segment register prefix with AT&T
1779 asm syntax and never with Intel asm syntax.
1780 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
1781 Fix prefix for 16-byte XFmode operands.
1782 (output_addr_const_extra): Support Intel asm syntax.
1783 (x86_file_start): Don't use register prefix with Intel asm syntax.
1784 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
1785 ("return_internal_long"): Fix Intel asm syntax output.
1786 ("set_got_rex64"): Support Intel asm syntax.
1787 ("set_rip_rex64"): Likewise.
1788 ("set_got_offset_rex64"): Likewise.
1789 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
1791 ("*tls_global_dynamic_64"): Likewise.
1792 ("*tls_local_dynamic_base_64"): Likewise.
1793 ("*load_tp_si")("*load_tp_di"): Likewise.
1794 ("*add_tp_si")("*add_tp_di"): Likewise.
1795 ("*tls_dynamic_lea_64"): Likewise.
1796 ("*sibcall_value_1_rex64_v"): Likewise.
1797 ("stack_tls_protect_set_si"): Likewise.
1798 ("stack_tls_protect_set_di"): Likewise.
1799 ("stack_tls_protect_test_si"): Likewise.
1800 ("stack_tls_protect_test_di"): Likewise.
1801 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
1803 ("*movv2sf_internal_rex64"): Likewise.
1804 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
1805 (__get_cpuid_max): Likewise.
1807 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1809 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
1810 the STRICT_P argument type "bool" rather than "int".
1811 (mips_legitimate_address_p): Likewise.
1812 (fp_register_operand, lo_operand): Delete.
1813 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1814 (mips_emit_scc): Rename to...
1815 (mips_expand_scc): ...this.
1816 (gen_conditional_branch): Rename to...
1817 (mips_expand_conditional_branch): ...this.
1818 (gen_conditional_move): Rename to...
1819 (mips_expand_conditional_move): ...this.
1820 (mips_gen_conditional_trap): Rename to...
1821 (mips_expand_conditional_trap): ...this and take an rtx code instead
1822 of an operands array.
1823 (mips_expand_call): Give the SIBCALL_P argument type "bool"
1825 (mips_emit_fcc_reload): Rename to...
1826 (mips_expand_fcc_reload): ...this.
1827 (init_cumulative_args): Rename to...
1828 (mips_init_cumulative_args): ...this and remove the libname argument.
1829 (function_arg_advance): Rename to...
1830 (mips_function_arg_advance): ...this.
1831 (function_arg): Rename to...
1832 (mips_function_arg): ...this and use "rtx" instead of
1834 (function_arg_boundary): Rename to...
1835 (mips_function_arg_boundary): ...this.
1836 (mips_expand_unaligned_load): Rename to...
1837 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1838 and BITPOS arguments type "HOST_WIDE_INT".
1839 (mips_expand_unaligned_store): Rename to...
1840 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1841 and BITPOS arguments type "HOST_WIDE_INT".
1842 (override_options): Rename to...
1843 (mips_override_options): ...this.
1844 (print_operand): Rename to...
1845 (mips_print_operand): ...this.
1846 (print_operand_address): Rename to...
1847 (mips_print_operand_address): ...this.
1848 (mips_output_ascii): Remove the PREFIX argument.
1849 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1851 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1852 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
1853 of "struct rtx_def *".
1854 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1856 (build_mips16_call_stub): Delete.
1857 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1858 (mips_use_ins_ext_p): Give the second and third arguments type
1859 "HOST_WIDE_INT" rather than "rtx".
1860 * config/mips/mips.h: Update after the above changes. Tweak comments
1862 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
1863 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1864 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1865 element type from "char" to "bool".
1866 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
1867 (mips_cpu_info_table): Delete.
1868 * config/mips/mips.md: Update after the above changes. Tweak some
1870 * config/mips/mips-ps-3d.md: Likewise.
1871 * config/mips/mips.c: Tweak comments and formatting.
1872 Use NULL-like macros rather than 0 in various places.
1873 (mips_section_threshold): Rename to...
1874 (mips_small_data_threshold): ...this and give it an unsigned type.
1875 (num_source_filenames): Remove explicit initialization.
1876 (sdb_label_count): Likewise.
1877 (sym_lineno): Delete.
1878 (set_noat): Make static.
1879 (mips_branch_likely): Likewise, and give it type "bool".
1880 (mips_isa_info): Rename to...
1881 (mips_isa_option_info): ...this.
1882 (mips_flag_delayed_branch): Rename to...
1883 (mips_base_delayed_branch): ...this.
1884 (mips_split_addresses): Delete.
1885 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1886 element type from "char" to "bool".
1887 (mips_regno_to_class): Add an explicit array size.
1888 (mips16_flipper): Change from type "int" to type "bool".
1889 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
1890 (mips_tls_operand_p): Rename to...
1891 (mips_tls_symbol_p): ...this.
1892 (mips_global_symbol_p): Remove redundant "const".
1893 (mips_offset_within_alignment_p): Simplify.
1894 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
1895 to STRICT_P and give it type bool.
1896 (mips_valid_base_register_p): Likewise.
1897 (mips_classify_address): Likewise.
1898 (mips_legitimate_address_p): Likewise.
1899 (mips16_unextended_reference_p): Take the offset as an
1900 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
1901 (mips_const_insns): Use IN_RANGE.
1902 (mips_force_temporary): Remove an unnecessary copy_rtx.
1903 (mips16_gp_pseudo_reg): Simplify.
1904 (mips_split_symbol): Remove an unnecessary copy_rtx.
1905 (mips_legitimize_tls_address): Only create registers if we need them.
1906 (mips_legitimize_address): Use mips_split_plus.
1907 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
1908 variable COST to NUM_OPS.
1909 (mips_legitimize_move): Use gen_lowpart.
1910 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
1911 (m16_check_op): Use IN_RANGE.
1912 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1913 (mips_split_doubleword_move): Pass booleans to mips_subword.
1914 (mips_output_move): Store the mode in a local variable.
1915 Explicitly assert that this function does not deal with
1916 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
1917 cases more consistent.
1918 (mips_relational_operand_ok_p): Rename to...
1919 (mips_int_order_operand_ok_p): ...this.
1920 (mips_canonicalize_comparison): Rename to...
1921 (mips_canonicalize_int_order_test): ...this.
1922 (mips_emit_int_relational): Rename to...
1923 (mips_emit_int_order_test): ...this. Store the mode in a local
1925 (mips_reverse_fp_cond_p): Rename to...
1926 (mips_reversed_fp_cond): ...this.
1927 (mips_emit_compare): Make the order of the statements more consistent.
1928 (mips_emit_scc): Rename to...
1929 (mips_expand_scc): ...this.
1930 (gen_conditional_branch): Rename to...
1931 (mips_expand_conditional_branch): ...this.
1932 (gen_conditional_move): Rename to...
1933 (mips_expand_conditional_move): ...this. Build the condition
1934 separately from the main pattern.
1935 (mips_gen_conditional_trap): Rename to...
1936 (mips_expand_conditional_trap): ...this and take an rtx code instead
1937 of an operands array. Simplify.
1938 (init_cumulative_args): Rename to...
1939 (mips_init_cumulative_args): ...this. Use memset rather than a
1940 copy from a zeroed static. Use prototype_p and stdarg_p.
1941 (mips_arg_info): Rename to...
1942 (mips_get_arg_info): ...this and put the INFO argument first.
1943 (function_arg): Rename to...
1944 (mips_function_arg): ...this and use "rtx" instead of
1945 "struct rtx_def *". Only split structures into chunks if
1946 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
1947 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
1948 comparison with REAL_TYPE. Rename local variable REG to REGNO
1949 and make it unsigned.
1950 (function_arg_advance): Rename to...
1951 (mips_function_arg_advance): ...this.
1952 (function_arg_boundary): Rename to...
1953 (mips_function_arg_boundary): ...this.
1954 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
1956 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
1957 comparison with REAL_TYPE.
1958 (mips_function_value): Remove the FUNC argument. Rename local
1959 variable UNSIGNEDP to UNSIGNED_P.
1960 (mips_return_in_memory): Use IN_RANGE.
1961 (mips_setup_incoming_varargs): Pass a boolean rather than an int
1962 to FUNCTION_ARG_ADVANCE.
1963 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
1964 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
1965 SIZE and RSIZE if needed.
1966 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
1968 (build_mips16_function_stub): Rename to...
1969 (mips16_build_function_stub): ...this.
1970 (build_mips16_call_stub): Rename to...
1971 (mips16_build_call_stub): ...this. Make static, and return a
1972 "bool" rather than an "int". Rename the ARG_SIZE argument to
1973 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
1974 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
1975 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
1977 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
1978 are not sibling ones.
1979 (mips_emit_fcc_reload): Rename to...
1980 (mips_expand_fcc_reload): ...this.
1981 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
1983 (mips_expand_unaligned_load): Rename to...
1984 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1985 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
1987 (mips_expand_unaligned_store): Rename to...
1988 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1989 and BITPOS arguments type "HOST_WIDE_INT".
1990 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
1991 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
1993 (mips_init_split_addresses): Replace with...
1994 (mips_split_addresses_p): ...this new function.
1995 (mips_init_relocs): Check mips_split_addresses_p () rather than
1996 mips_split_addresses. Always initialize mips_split_p with booleans.
1997 (print_operand_reloc): Rename to...
1998 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
2000 (print_operand): Rename to...
2001 (mips_print_operand): ...this.
2002 (print_operand_address): Rename to...
2003 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
2004 (mips_in_small_data_p): Simplify.
2005 (mips_output_ascii): Remove the PREFIX argument and "register"
2006 keywords. Use the STRING parameter directly and cast to
2008 (mips16e_collect_argument_save_p): Use IN_RANGE.
2009 (mips_function_has_gp_insn): Simplify.
2010 (mips_set_return_address): Use BITSET_P.
2011 (mips_restore_gp): Use a separate statement to pick the base
2013 (mips_output_function_prologue): Use a local FRAME variable.
2014 (mips_save_reg): Pass booleans to mips_subword.
2015 (mips_expand_prologue): Use a local FRAME variable. Use
2016 cprestore_size to detect when .cprestore is needed.
2017 (mips_restore_reg): Use GP_REG_FIRST.
2018 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2019 rather than "int". Use local FRAME and REGNO variables.
2020 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2021 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2023 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
2024 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2025 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
2026 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
2027 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
2028 (builtin_description): Rename to...
2029 (mips_builtin_description): ...this.
2030 (mips_bdesc): Rename to...
2031 (mips_ps_bdesc): ...this.
2032 (sb1_bdesc): Rename to...
2033 (mips_sb1_bdesc): ...this.
2034 (dsp_bdesc): Rename to...
2035 (mips_dsp_bdesc): ...this.
2036 (dsp_32only_bdesc): Rename to...
2037 (mips_dsp_32only_bdesc): ...this.
2038 (bdesc_map): Rename to...
2039 (mips_bdesc_map): ...this.
2040 (bdesc_arrays): Rename to...
2041 (mips_bdesc_arrays): ...this.
2042 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
2043 Tweak error message.
2044 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
2045 Rename local variables I and J to OPNO and ARGNO respectively.
2046 Assert that the number of arguments is no more than the number of
2048 (mips_expand_builtin_compare): Use an array of arguments rather
2049 than an array of operands. Assert that the number of operands is
2051 (add_constant): Rename to...
2052 (mips16_add_constant): ...this. Use XNEW.
2053 (dump_constants_1): Rename to...
2054 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
2055 (dump_constants): Rename to...
2056 (mips16_emit_constants): ...this.
2057 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
2058 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
2059 Assign mips16_p to was_mips16_p.
2060 (mips_parse_cpu): Tweak warning message.
2061 (override_options): Rename to...
2062 (mips_override_options): ...this. Move the mips_cost initialization
2063 out of the "shared with GAS" block. Quote option names in error
2065 (mips_conditional_register_usage): Make local variable REGNO unsigned.
2066 (mips_order_regs_for_local_alloc): Remove register keyword.
2068 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2070 * system.h (IN_RANGE): Cast each argument individually.
2072 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2074 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
2075 MIPS16 code unless using o32 or o64.
2077 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2079 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
2080 for modes smaller than 4 bytes.
2081 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
2084 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2086 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
2087 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
2088 (ASM_OUTPUT_ALIGNED_BSS): Delete.
2089 * config/mips/mips.c (mips_output_aligned_bss): Delete.
2091 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2093 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
2094 sibling calls to "mips16" functions if the function satisfies
2095 const_call_insn_operand.
2097 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2099 * config/mips/mips.c (mips_va_start): Fix types in calls
2102 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2104 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
2107 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2109 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
2110 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
2111 instead of checking mips_isa.
2113 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2115 * doc/invoke.texi (-mpaired-single): Don't say that the option
2116 requires 64-bit code.
2117 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
2118 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
2119 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
2120 V2SF if ISA_MIPS32R2.
2121 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
2122 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
2123 to ISA_HAS_NMADD_NMSUB.
2124 (mips_split_doubleword_move): Handle V2SF.
2125 (mips_modes_tieable_p): New function.
2126 (override_options): Report a warning rather than an error when
2127 -mpaired-single is used on ISAs that don't support it; use
2128 ISA_HAS_PAIRED_SINGLE to check that case.
2129 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
2130 and DF move splitters with a single MOVE64 splitter, thereby adding
2131 a V2SF splitter too.
2132 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
2133 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
2134 (HALFMODE): Add V2SF.
2135 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
2136 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
2137 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
2138 (movv2sf_hardfloat_32bit): New pattern.
2139 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
2140 TARGET_DOUBLE_FLOAT conditions.
2142 2007-10-20 Jakub Jelinek <jakub@redhat.com>
2144 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
2145 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
2146 64-bit register in 64-bit libgcc.
2148 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
2150 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
2151 * config/avr/avr.h (LINK_SPEC): Likewise.
2152 (CRT_BINUTILS_SPECS): Likewsie.
2153 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2155 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2157 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
2158 and -Wfatal-errors together.
2160 2007-10-20 Alan Modra <amodra@bigpond.net.au>
2163 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
2164 change for vrsave, ie restore after frame pop.
2166 2007-10-19 David S. Miller <davem@davemloft.net>
2168 * config/sparc/niagara2.md: Fix copyright notice.
2170 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
2172 PR tree-optimization/23820
2173 PR tree-optimization/24309
2174 PR tree-optimization/33766
2175 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
2176 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
2177 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
2178 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
2179 * tree-loop-linear.c (perfect_loop_nest_depth): New.
2180 (linear_transform_loops): Use perfect_loop_nest_depth.
2181 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
2182 should have a single condition: their exit.
2184 2007-10-19 Richard Guenther <rguenther@suse.de>
2188 * stor-layout.c (layout_type): Assert that aggregates do not
2189 have their alias sets set.
2190 * alias.c (get_alias_set): Return alias set zero for incomplete
2191 types, return the alias set of the element for incomplete array
2192 types, but do not remember these.
2194 2007-10-19 Richard Guenther <rguenther@suse.de>
2197 2007-10-19 Richard Guenther <rguenther@suse.de>
2200 * tree.c (build_array_type): Do not re-layout unbound array
2203 2007-10-19 Richard Guenther <rguenther@suse.de>
2206 * tree.c (build_array_type): Do not re-layout unbound array
2209 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2211 * config/mips/mips.c (mips_canonicalize_comparison): Check
2212 mips_relational_operand_ok_p before trying to rewrite the test.
2213 Only calculate PLUS_ONE if needed.
2214 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
2217 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2219 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
2222 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2224 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
2225 the call uses the incoming value of $2.
2227 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2229 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
2230 rather then gen_rtx_MEM.
2231 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
2233 (mips_set_return_address): Likewise.
2234 (mips_restore_gp): Likewise.
2236 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2238 * config/mips/mips.c (gpr_mode): Delete.
2239 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
2240 instead of gpr_mode.
2241 (mips_for_each_saved_reg): Likewise.
2242 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2243 (override_options): Don't initialize gpr_mode.
2244 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
2246 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2248 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
2250 (mips_class_max_nregs): Calculate the smallest consituent register
2251 size and use that to determine an upper bound on the number of
2254 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2256 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
2258 (mips_expand_epilogue): ...here.
2259 (mips_mdebug_abi_name): New function, split out from...
2260 (mips_file_start): ...here.
2261 (mips_hard_regno_mode_ok_p): New function, split out from...
2262 (override_options): ...here.
2263 (mips_expand_builtin_1): New function, split out from...
2264 (mips_expand_buitin): ...here. Abort if we don't recognize
2267 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2269 * config/mips/mips.c (build_mips16_function_stub): Load the
2270 target address into $1 before transfering the arguments.
2271 Don't use ".set noreorder".
2272 (build_mips16_call_stub): Likewise.
2274 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2276 * config/mips/mips.c (mips_output_32bit_xfer): New function.
2277 (mips_output_64bit_xfer): Likewise.
2278 (mips16_fp_args): Rename to...
2279 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
2280 with a DIRECTION argument. Use mips_output_32bit_xfer and
2281 mips_output_64bit_xfer.
2282 (build_mips16_function_stub): Update accordingly.
2283 (mips16_fpret_double): Delete.
2284 (build_mips16_call_stub): Update after above changes.
2285 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
2286 of mips16_fpret_double. Use GP_REG_RETURN.
2288 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2290 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
2291 use asm_out_file instead.
2292 (build_mips16_function_stub): Likewise.
2293 (build_mips16_call_stub, mips_output_function_prologue): Update
2296 2007-10-18 David S. Miller <davem@davemloft.net>
2298 Add Niagara-2 support.
2299 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
2300 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
2301 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
2302 (include): Add inclusion of niagara2.md
2303 * config/sparc/sparc.c (niagara2_costs): New.
2304 (sparc_override_options): Add niagara2 entry to cpu_default[]
2305 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
2306 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
2307 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
2308 (sparc_initialize_trampoline): Handle niagara2 like niagara.
2309 (sparc64_initialize_trampoline): Likewise.
2310 (sparc_use_sched_lookahead): Likewise.
2311 (sparc_issue_rate): Likewise.
2312 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
2314 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
2315 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
2316 TARGET_CPU_niagara2.
2317 (PROCESSOR_NIAGARA2): New.
2318 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
2319 (BRANCH_COST): Likewise.
2320 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
2321 * config/sparc/sol2.h: Likewise.
2322 * config/sparc/niagara2.md: New file.
2324 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2326 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
2328 (mips_compute_frame_info): Remove associated code.
2329 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
2331 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2333 * config/mips/mips-protos.h (compute_frame_size): Delete.
2334 * config/mips/mips.h: Update comments.
2335 * config/mips/mips.c (mips_frame_info): Remove initialized.
2336 (compute_frame_size): Rename to...
2337 (mips_compute_frame_info): ...this and make static. Remove the
2338 SIZE argument and return no value. Remove the setting of initialized.
2339 Update rest of file accordingly.
2340 (mips_set_return_address): Don't call compute_frame_size.
2341 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
2342 Don't call compute_frame_size.
2344 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2346 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
2347 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
2348 mips_hard_frame_pointer_required.
2349 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
2350 large MIPS16 frames.
2351 * config/mips/mips.c (mips_frame_pointer_required): New function.
2353 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2355 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
2356 and hard_frame_pointer_offset.
2357 (mips_debugger_offset): Use hard_frame_pointer_offset.
2358 (mips16e_collect_argument_save_p): Likewise.
2359 (compute_frame_size): Initialize arg_pointer_offset and
2360 hard_frame_pointer_offset.
2361 (mips_initial_elimination_offset): Use them.
2362 (mips_output_function_prologue): Use hard_frame_pointer_offset.
2363 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2365 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2367 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
2369 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
2370 "unsigned int" rather than "int" and put them with the other
2371 register-related fields. Put expanded comments above fields
2372 rather than to their right.
2373 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
2374 with a NUM_REGS_PTR argument.
2375 (mips16e_save_restore_pattern_p): Update accordingly.
2376 (compute_frame_size): Clarify frame diagram. Rewrite.
2378 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2380 * config/mips/mips-ftypes.def: New file.
2381 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
2382 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
2383 (mips_function_type): Redefine using mips-ftypes.def.
2384 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
2385 (mips_builtin_vector_type): New function.
2386 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
2387 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
2388 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
2389 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
2391 (mips_build_function_type): New function.
2392 (mips_init_builtins): Use it to create types lazily.
2394 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2396 * config/mips/mips.h (set_volatile): Delete.
2397 * config/mips/mips.c (set_volatile): Delete.
2398 (mips_print_operand_punctuation): New function, split out from
2399 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
2400 Use the same character ordering in the code and the comments.
2401 Use a recursive call to handle '*'. Abort on unknown characters.
2402 (mips_init_print_operand_punct): New function, split out from
2404 (mips_print_int_branch_condition): New function, split out from
2405 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
2406 to report unexpected codes.
2407 (mips_print_float_branch_condition): New function, split out from
2408 print_operand. Use output_operand_lossage to report unexpected codes.
2409 (print_operand): Rework to use a case statement. Use the
2410 same letter ordering in the code and the comments. Use
2411 output_operand_lossage to report unexpected codes and
2412 reverse_condition to handle inverted branch conditions.
2413 (override_options): Use mips_init_print_operand_punct.
2415 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2417 * config/mips/mips.h: Move variable declarations to end of file and
2418 enclose them all in #ifndef USED_FOR_TARGET.
2419 * config/mips/mips.c: Reorder functions into more logical groups,
2420 and so that callees appear before callers. Put the targetm
2421 initializer at the end of the file. Remove forward static
2422 declarations where possible.
2423 (mips_init_builtins): Add "static" to definition.
2424 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
2426 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2428 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
2429 (TARGET_MAX_ANCHOR_OFFSET): Delete.
2430 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
2431 (mips_set_mips16_mode): Initialize min_anchor_offset and
2432 max_anchor_offset directly to constants.
2434 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2436 * config/mips/mips.c: Delete trailing whitespace.
2438 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2440 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
2441 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
2443 * config/mips/mips.md (load_call<mode>): Don't make the unspec
2444 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
2446 2007-10-18 David Daney <ddaney@avtrex.com>
2448 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
2449 reg_offset variable to calculate register locations.
2451 2007-10-18 Richard Guenther <rguenther@suse.de>
2453 * tree-ssa.c (uid_ssaname_map_eq): New function.
2454 (uid_ssaname_map_has): Likewise.
2455 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
2456 * tree-flow.h (struct gimple_df): Make default_defs a
2458 * tree-dfa.c (gimple_default_def): Deal with it.
2459 (set_default_def): Likewise.
2461 2007-10-18 Richard Guenther <rguenther@suse.de>
2463 * tree-flow.h (struct gimple_df): Make referenced_vars
2465 (uid_decl_map_eq): Declare.
2466 (uid_decl_map_hash): Likewise.
2467 * tree-ssa.c (uid_decl_map_eq): New function.
2468 (uid_decl_map_hash): Likewise.
2469 (init_tree_ssa): Make referenced_vars a uid_decl_map.
2470 * tree-flow-inline.h (first_referenced_var): Deal with
2471 the referenced_vars representation change.
2472 (next_referenced_var): Likewise.
2473 * tree-dfa.c (referenced_var_lookup): Likewise.
2474 (referenced_var_check_and_insert): Likewise.
2475 (remove_referenced_var): Likewise.
2477 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
2479 * config/mips/mips.c (mips_dwarf_register_span): New.
2480 (TARGET_DWARF_REGISTER_SPAN): Define.
2482 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
2484 * config.gcc : update score-*-elf(extra_objs).
2485 * config/score/mac.md : Remove.
2486 * config/score/misc.md : Remove.
2487 * config/score/score7.md : Remove.
2488 * config/score/score-mdaux.h : Remove.
2489 * config/score/score-mdaux.c : Remove.
2490 * config/score/score-version.h : Remove.
2491 * config/score/score-generic.md : New.
2492 * config/score/score3.h : New.
2493 * config/score/score3.c : New.
2494 * config/score/score7.h : New.
2495 * config/score/score7.c : New.
2496 * config/score/mul-div.S : add flush_cache score3 support.
2497 * config/score/elf.h : Fix some typos.
2498 * config/score/score.md : merge score3 and score7 pattern.
2499 * config/score/score.c : use to seperate which target it used.
2500 * config/score/score.h : use to seperate the target macro.
2501 * config/score/score.opt : remove -mmac option , add -mscore3,
2502 -mscore3d and -march OPTION support.
2504 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2506 * cfgexpand.c (expand_stack_vars): Add checking to make sure
2507 that the offset of a variable is not greater than the size
2510 2007-10-17 Anatoly Sokolov <aesok@post.ru>
2512 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
2513 atmega88p, atmega168p and atmega328p devices.
2514 * config/avr/avr.h (LINK_SPEC): (Ditto.).
2515 (CRT_BINUTILS_SPECS): (Ditto.).
2516 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2518 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2520 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
2522 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
2523 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
2524 (print_insn): Move declaration to ...
2525 * rtl.h (print_insn): ... here.
2527 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2529 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
2530 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
2531 m68k_sched_branch_type): Move declarations to ...
2532 * config/m68/m68k-protos.h: ... here.
2534 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2536 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
2538 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2540 * config/avr/avr.c (avr_mcu_types): Add attiny48.
2541 * config/avr/avr.h (LINK_SPEC): Likewise.
2542 (CRT_BINUTILS_SPECS): Likewsie.
2543 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2545 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2547 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
2548 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
2549 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2551 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2554 * reg-stack.c (move_for_stack_reg): Swap input argument of
2555 UNSPEC_TAN insn to the top of the stack.
2557 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2560 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
2561 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
2562 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
2563 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
2564 immediate shift value.
2565 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
2566 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
2567 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
2568 Remove macros for !__OPTIMIZE__ case.
2570 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
2572 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
2574 (perform_var_substitution): Only DFS from real nodes. Don't test
2576 (unite_pointer_equivalences): Fix broken test.
2578 2007-10-17 Alan Modra <amodra@bigpond.net.au>
2580 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
2581 altivec sp_offset. Rearrange sp_offset assignments to
2582 correspond to stack adjustments. Use frame_reg_rtx for
2583 SPE register restores. Correct SPE stack adjustment.
2585 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2587 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
2588 * toplev.c (check_global_declaration_1): Use appropriate warning
2589 option instead of unnamed warning.
2590 * stor-layout.c (layout_decl): Likewise.
2591 * c-typeck.c (build_conditional_expr): Likewise.
2592 (build_compound_expr): Fix wrong comment.
2593 (build_binary_op): Use appropriate warning option instead of
2595 * cfgexpand.c (tree_expand_cfg): Likewise.
2596 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2597 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
2598 (execute_warn_function_return): Likewise.
2599 * stmt.c (warn_if_unused_value): Likewise.
2601 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
2603 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
2604 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
2606 (CRT_BINUTILS_SPECS): Likewsie.
2607 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2609 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
2612 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
2614 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2616 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
2617 (fini_dce): Only release them for the fast pass.
2618 (end_ud_dce): Delete.
2619 (rest_of_handle_ud_dce): Do not modify df_in_progress.
2620 Call fini_dce instead of end_ud_dce.
2621 (rest_of_handle_fast_dce): Do not modify df_in_progress.
2622 (run_fast_df_dce): Reset df_in_progress to false on exit.
2624 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
2625 Maxim Kuvyrkov <maxim@codesourcery.com>
2627 * target.h (unspec_may_trap_p): New target hook.
2628 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
2629 * targhooks.c (default_unspec_may_trap_p): Default implementation of
2631 * targhooks.h (default_unspec_may_trap_p): Declare it.
2632 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
2633 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
2634 * rtl.h (may_trap_p_1): Declare.
2636 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
2637 override default hook implementation.
2638 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
2641 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2643 * doc/invoke.texi (Wextra): Move it just after Wall, list the
2644 options enabled by Wextra and mention Wuninitialized.
2646 2007-10-15 Nigel Stephens <nigel@mips.com>
2648 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
2650 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2652 PR tree-optimization/33136
2653 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
2655 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2657 PR tree-optimization/33735
2658 PR tree-optimization/33572
2659 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
2660 2007-10-09's change.
2661 * except.c (duplicate_eh_regions): Don't look for prev_try
2662 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
2664 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2667 * tree-inline.c (copy_bb): Use bsi_replace to replace a
2668 __builtin_va_arg_pack-containing call stmt.
2670 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
2672 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
2675 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2677 PR tree-optimization/33619
2678 * tree-ssa-ter.c (is_replaceable_p): Return false for all
2681 2007-10-15 David Edelsohn <edelsohn@gnu.org>
2683 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
2685 2007-10-15 Richard Guenther <rguenther@suse.de>
2687 * fold-const.c (extract_array_ref): Remove.
2688 (fold_comparison): Handle POINTER_PLUS_EXPR with the
2689 generic address expression comparison folding. Remove
2690 the folding that used extract_array_ref.
2692 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2695 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
2696 speculation type of insn can be changed before trying to do that.
2698 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
2700 * dse.c (struct insn_info): Add 'frame_read' field.
2701 (scan_insn): For the call to a const function, set frame_read if
2702 reload has been run.
2703 If the insn reads the frame, kill the frame related stores.
2704 (scan_reads_nospill): Likewise.
2706 2007-10-14 Jason Merrill <jason@redhat.com>
2708 * tree-eh.c (optimize_double_finally): Don't assume that the
2709 cleanup we're duplicating is only one statement.
2711 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
2713 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
2714 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
2715 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
2716 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
2717 tree-vect-transform.c: Fix comment typos.
2718 * doc/extend.texi: Fix a typo.
2720 * c-common.h: Remove the prototype for c_expand_body.
2721 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
2722 * tree.h: Remove the prototype for fold_build_call_expr.
2724 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
2726 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
2728 2007-10-13 David Edelsohn <edelsohn@gnu.org>
2730 * config/rs6000/aix53.h: New file.
2731 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
2732 (TARGET_ALTIVEC_ABI): Same.
2733 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
2734 (TARGET_ALTIVEC_ABI): Delete.
2735 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
2736 stanza defaulting to aix5.3.
2738 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2740 * config/i386/i386.md (SI_REG, DI_REG): New constants.
2741 (strmov): Use defined constants.
2742 (cmpstrnsi): Likewise.
2743 * config/i386/i386.c (decide_alg): Use defined constants.
2744 (ix86_expand_strlen): Likewise.
2746 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
2748 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
2749 * var-tracking.c (micro_operation_def): Update comment on u.loc.
2750 (mode_for_reg_attrs, var_lowpart): New functions.
2751 (add_uses): Consider recording a lowpart of LOC for MO_USE.
2752 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
2753 or copy is known, set LOC to the SET that performs the set, instead
2755 (find_src_status, find_src_set_src): Remove LOC parameter.
2756 Replace INSN with the source value.
2757 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
2758 handling MO_SET and MO_COPY. Update the calls to find_src_status
2759 and find_src_set_src.
2761 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2764 * config/i386/i386.md (strmov): Check for esi and edi usage.
2765 * config/i386/i386.c (decide_alg): Check whether we can use a
2766 rep prefix and adjust algorithm choice accordingly.
2767 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
2769 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2771 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
2773 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2775 * global.c (build_insn_chain): Formatting fixes.
2777 2007-10-12 Richard Guenther <rguenther@suse.de>
2779 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
2780 combining both operands require either both have single uses
2781 or combining to a constant.
2783 2007-10-12 Richard Guenther <rguenther@suse.de>
2786 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
2787 a rhs with side-effects or which is a load.
2788 (forward_propagate_into_cond): Also try combining both operands.
2790 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
2792 PR tree-optimization/33742
2793 * tree-vect-transform.c (vectorizable_operation): Return false
2794 if get_vectype_for_scalar_type for scalar_dest can't be determined.
2795 (vectorizable_call): Same for rhs_type and lhs_type.
2797 2007-10-12 Jakub Jelinek <jakub@redhat.com>
2799 PR tree-optimization/33645
2800 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
2801 pass it to walk_tree.
2802 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
2803 When calling set_is_used on a VAR_DECL, if data is not NULL and
2804 its DECL_UID is in the bitmap, call mark_all_vars_used on its
2805 DECL_INITIAL after clearing the bit in bitmap.
2806 (remove_unused_locals): Adjust mark_all_vars_used callers.
2807 Instead of removing unused global vars from unexpanded_var_list
2808 immediately record them in bitmap, call mark_all_vars_used on
2809 all used global vars from unexpanded_var_list and only purge
2810 global vars that weren't found used even during that step.
2812 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2814 * gthr-posix.h (__gthread_active_init): Create detached instead of
2815 joinable thread when testing whether threads are active on hppa-hpux.
2816 * gthr-posix95.h (__gthread_active_init): Likewise.
2818 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2821 * global.c (build_insn_chain): Include insn that occur between
2824 2007-10-11 Tom Tromey <tromey@redhat.com>
2826 * gengtype-yacc.y: Delete.
2828 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
2830 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
2831 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
2832 function_value_32, function_value_64, function_value_ms_64,
2833 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
2834 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
2837 2007-10-11 Richard Guenther <rguenther@suse.de>
2839 * gcse.c (hash_scan_set): If the next nonnote insn is in
2840 a different basic block insert the set.
2842 2007-10-11 Richard Guenther <rguenther@suse.de>
2845 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
2846 (verify_gimple_expr): Use it to verify pointer-to types for
2849 2007-10-11 Richard Guenther <rguenther@suse.de>
2852 * c-typeck.c (build_array_ref): Do not strip qualifiers from
2853 the array element type.
2855 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2857 PR rtl-optimization/33638
2858 * dse.c (struct insn_info): Remove 'stack_read' field,
2859 add 'stack_pointer_based' field.
2860 (record_store): For a store with non-constant base, record
2861 whether it is stack pointer based.
2862 (scan_insn): For the call to a const function, remove stack
2863 pointer based stores from the list of local active stores.
2864 (scan_reads_nospill): Delete code dealing with const functions.
2866 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
2868 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
2870 (conflict_p, set_conflict, set_conflicts): Likewise.
2871 * global.c (global_alloc): Likewise.
2872 * ra.h: Update prototypes.
2874 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
2876 * opth-gen.awk: Fixed generation of comment stating the origin
2879 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
2882 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2883 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2884 and '%}', respectively.
2887 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2888 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2889 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2891 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2895 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2896 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2897 syntax for ASSEMBLER_DIALECT.
2898 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2900 2007-10-10 Revital Eres <eres@il.ibm.com>
2902 * modulo-sched.c (check_nodes_order): Dump the final order of
2904 (get_sched_window): Add dump info.
2905 (calculate_order_params): Dump order params of the nodes.
2907 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2910 * ra-conflict.c (record_one_conflict_between_regnos,
2911 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
2912 (global_conflicts): Enhanced incorrect check.
2914 2007-10-09 Geoffrey Keating <geoffk@apple.com>
2916 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
2917 if flag_exceptions is not set.
2918 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
2919 assemble_name rather than incorrectly emulating it.
2921 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
2922 friends are removed from G++.
2924 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2926 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
2927 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
2928 enabling them is redundant. Don't check two times for
2931 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
2933 * ra-conflict.c (record_one_conflict_between_regnos): Revert
2935 (set_conflicts_for_earlyclobber): Likewise.
2936 (global_conflicts): Likewise.
2938 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2940 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2941 and '%}', respectively.
2943 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2945 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2946 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2948 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2951 2007-10-09 Richard Guenther <rguenther@suse.de>
2954 * gimplify.c (canonicalize_component_ref): Honor qualifiers
2955 of referenced structure and component.
2957 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2960 * ra-conflict.c (record_one_conflict_between_regnos,
2961 set_conflicts_for_earlyclobber, global_conflicts): Improved
2963 (global_conflicts): Removed incorrect check.
2965 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2967 PR tree-optimization/33615
2968 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
2969 if the statement might throw. Fix formatting.
2971 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2973 PR tree-optimization/33615
2974 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
2975 if the rhs might throw.
2977 2007-10-09 Jan Hubicka <jh@suse.cz>
2979 * invoke.texi (align-threshold, align-loop-iterations): Document.
2980 * final.c: Include cfgloop.h, params.h
2981 (compute_alignments): Dump decisions and compare them with loop
2982 structure; honor given parameters.
2983 (pass_compute_alignments): New dump file.
2984 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
2985 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
2987 2007-10-09 James E. Wilson <wilson@specifix.com>
2989 PR tree-optimization/33655
2991 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
2992 convert it to bitsizetype before size_binop call.
2994 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2996 PR tree-optimization/33572
2997 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
2998 the absence of a corresponding edge from the exit block.
3000 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3003 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
3005 (sra_build_assignment): Likewise. Set up mask depending on
3006 precision, not type.
3007 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
3008 computing bit masks.
3009 (sra_build_elt_assignment): Don't view-convert from signed to
3011 (sra_explode_bitfield_assignment): Use bit-field type if
3012 possible. Use BYTES_BIG_ENDIAN.
3014 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
3017 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
3018 the original stmt can throw.
3019 (sra_build_bf_assignment): Fix type mismatch when applying negated
3022 2007-10-08 Geoffrey Keating <geoffk@apple.com>
3024 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
3025 '#pragma mark' to be executed at preprocessing time.
3027 2007-10-08 Ollie Wild <aaw@google.com>
3029 * varasm.c (compare_constant): Removed call to
3030 lang_hooks.expand_constant.
3031 (copy_constants): Removed call to lang_hooks.expand_constant.
3032 (compute_reloc_for_constant): Removed call to
3033 lang_hooks.expand_constant.
3034 (output_addressed_constants): Removed call to
3035 lang_hooks.expand_constant.
3036 (constructor_static_from_elts_p): Removed call to
3037 lang_hooks.expand_constant.
3038 (output_constant): Removed calls to lang_hooks.expand_constant.
3039 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3040 * langhooks-def.h (lhd_return_tree): Removed.
3041 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3042 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3043 * langhooks.c (lhd_return_tree): Removed.
3045 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
3047 * combine.c (setup_incoming_promotions): Ensure that
3048 arguments that have not undergone mode promotions do not
3049 incorrectly get marked as being sign- or zero-extended.
3051 2007-10-08 Richard Guenther <rguenther@suse.de>
3056 * fold-const.c (fold_binary): Use correct types in folding
3057 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
3058 and building of RROTATE_EXPR.
3060 2007-10-08 Richard Guenther <rguenther@suse.de>
3065 * fold-const.c (fold_binary): Use the correct types when
3066 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
3067 (fold_binary): Use the correct types when folding
3068 (-A) - B to (-B) - A.
3069 (fold_unary): Use the correct types when folding ~(X).
3071 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3073 * doc/invoke.texi (Wall): fix formatting issues.
3075 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
3077 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
3078 truncated shift counts.
3080 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3082 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3083 syntax for ASSEMBLER_DIALECT.
3084 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3086 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3087 Nathan Froyd <froydnj@codesourcery.com>
3089 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
3090 when determining whether to record INCOMING_RETURN_ADDR_RTX.
3092 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3095 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3097 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3098 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3099 the function, temporarily point the debug interface to the null one.
3101 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3103 PR tree-optimization/33655
3105 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
3108 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3110 PR tree-optimization/33572
3111 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
3112 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
3113 (update_ssa_across_abnormal_edges): ... this. Set slots in the
3115 (copy_edges_for_bb): Handle nonlocal label edges.
3116 (make_nonlocal_label_edges): Deleted.
3117 (optimize_inline_calls): Don't call it.
3119 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
3121 * gthr-single.h: Revert last change.
3123 2007-10-05 Michael Matz <matz@suse.de>
3126 * lower-subreg.c (decompose_multiword_subregs): Use
3127 validate_unshare_change().
3129 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
3131 * ra-conflict.c: Include "sparseset.h".
3132 (conflicts): Change to HOST_WIDEST_FAST_INT.
3133 (allocnos_live): Redefine variable as a sparseset.
3134 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
3136 (allocno_row_words): Removed global variable.
3137 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
3138 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
3139 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
3140 (record_one_conflict_between_regnos): Cache allocno values and reuse.
3142 (record_one_conflict): Update uses of allocnos_live to use
3143 the sparseset routines. Use set_conflicts_p.
3144 (mark_reg_store): Likewise.
3145 (set_reg_in_live): Likewise.
3146 (global_conflicts): Update uses of allocnos_live.
3147 Use the new adjacency list to visit an allocno's neighbors
3148 rather than iterating over all possible allocnos.
3149 Call set_conflicts_p to setup conflicts rather than adding
3151 * global.c: Comments updated.
3152 (CONFLICTP): Delete define.
3153 (regno_compare): New function. Add prototype.
3154 (global_alloc): Sort the allocno to regno mapping according to
3155 which basic blocks the regnos are referenced in. Modify the
3156 conflict bit matrix to a compressed triangular bitmatrix.
3157 Only allocate the conflict bit matrix and adjacency lists if
3158 we are actually going to allocate something.
3159 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
3160 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
3161 allocno's neighbors rather than iterating over all possible allocnos.
3162 (mirror_conflicts): Removed function.
3163 (dump_conflicts): Iterate over regnos rather than allocnos so
3164 that all dump output will be sorted by regno number.
3165 Use the FOR_EACH_CONFLICT macro.
3166 * ra.h: Comments updated.
3167 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
3168 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
3170 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
3171 (adjacency_list_d, adjacency_iterator_d): New types.
3172 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
3173 adjacency_iter_next, regno_basic_block): New static inline functions.
3174 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
3175 (conflict_p): Add function prototype.
3176 * sparseset.h, sparseset.c: New files.
3177 * Makefile.in (OBJS-common): Add sparseset.o.
3178 (sparseset.o): New rule.
3180 2007-10-05 Richard Guenther <rguenther@suse.de>
3183 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
3186 2007-10-05 Michael Matz <matz@suse.de>
3189 * function.c (match_asm_constraints_1): Check for input
3190 being used in the outputs.
3192 2007-10-05 Richard Guenther <rguenther@suse.de>
3194 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
3196 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
3199 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
3200 subset checks. Make the cost of FPR -> FPR moves depend on
3201 mips_mode_ok_for_mov_fmt_p.
3203 2007-10-04 Doug Kwan <dougkwan@google.com>
3205 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
3206 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3207 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3208 support of conditional variables.
3209 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
3210 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3211 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3212 support of conditional variables.
3213 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
3214 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3215 conditional variables.
3216 * gthr.h: Update comments to document new interface.
3218 2007-10-04 Geoffrey Keating <geoffk@apple.com>
3220 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
3223 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3225 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
3227 2007-10-04 Richard Guenther <rguenther@suse.de>
3230 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
3231 does not need to be of INTEGER_TYPE.
3232 (verify_gimple_2): New function split out from ...
3233 (verify_gimple_1): ... here. ICE if there was an error during
3236 2007-10-04 Michael Matz <matz@suse.de>
3238 PR rtl-optimization/33653
3239 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
3240 * dse.c (scan_insn): Same.
3242 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3244 * config.gcc: Remove USE_GAS for m68k targets.
3246 2007-10-04 Richard Guenther <rguenther@suse.de>
3248 PR tree-optimization/33627
3249 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
3250 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
3252 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
3253 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
3255 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3257 * config/avr/avr.c (commands_in_file, commands_in_prologues,
3258 commands_in_epilogues): Remove variables.
3259 (avr_file_start): Remove unneded initializations of commands_in_file,
3260 commands_in_prologues and commands_in_epilogues variables.
3261 (avr_file_end): Remove dead code.
3263 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3265 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
3266 MOTOROLA is to true.
3268 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
3271 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
3272 (mips_split_doubleword_move): ...this.
3273 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
3274 use natural endianness for multi-format FPR values.
3275 (mips_split_64bit_move): Rename to...
3276 (mips_split_doubleword_move): ...this and extend to 64-bit words.
3277 Use move_doubleword_fpr* patterns for moves involving FPRs.
3278 (mips_save_reg): Update the call to mips_split_64bit_move.
3279 (mips_secondary_reload_class): Return NO_REGS for any reload of a
3280 nonzero constant into an FPR if the constant can be forced to memory.
3281 * config/mips/mips.md: Update the splitter calls to
3282 mips_split_64bit_move.
3283 (UNSPEC_LOAD_DF_LOW): Rename to...
3284 (UNSPEC_LOAD_LOW): ...this.
3285 (UNSPEC_LOAD_DF_HIGH): Rename to...
3286 (UNSPEC_LOAD_HIGH): ...this.
3287 (UNSPEC_STORE_DF_HIGH): Rename to...
3288 (UNSPEC_STORE_WORD): ...this.
3289 (SPLITF): New mode iterator.
3290 (HALFMODE): New mode attribute.
3291 (movtf): New expander.
3292 (*movtf_internal): New define_insn_and_split.
3293 (move_doubleword_fpr<mode>): New expander.
3294 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
3296 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
3297 (mfhc1<mode>): ...these more general patterns.
3299 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3301 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
3303 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3305 * gcse.c (hash_scan_set): Insert set in insn before note at
3306 the end of basic block.
3308 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
3310 PR tree-optimization/33576
3311 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
3312 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
3313 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
3314 (remove_iv): Declared.
3315 * lambda-code.c (remove_iv): Not static.
3316 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
3317 Don't remove ivs there, save ivs in the buffer.
3319 2007-10-03 Jason Merrill <jason@redhat.com>
3322 * tree-eh.c (same_handler_p): New fn.
3323 (optimize_double_finally): New fn.
3324 (refactor_eh_r): New fn.
3325 (refactor_eh): New fn.
3326 (pass_refactor_eh): New pass.
3327 * tree-pass.h: Declare it.
3328 * passes.c (init_optimization_passes): Add it.
3330 2007-10-03 Doug Kwan <dougkwan@google.com>
3331 Richard Guenther <rguenther@suse.de>
3334 * dwarf2out.c (reference_to_unused): Disable sanity checking,
3335 be conservative instead.
3337 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3340 * doc/invoke.texi (-fwhole-program): Document that Fortran
3341 doesn't support this option.
3343 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
3346 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
3349 2007-10-02 David Daney <ddaney@avtrex.com>
3351 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
3352 against constant zero.
3353 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
3356 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
3358 * ra-conflict.c: New file.
3360 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
3361 usage to DF_LIVE usage.
3362 (reload): Remove reference to df_get_live_top.
3363 * rtlanal.c (subreg_nregs_with_regno): New function.
3364 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
3365 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
3366 (df_has_eh_preds): Removed.
3367 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
3368 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
3370 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
3371 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
3372 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
3373 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
3374 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
3375 (global_alloc): Turn off rescanning insns after call to
3376 global_conflicts and added call to set_preferences.
3377 (global_conflicts): Moved to ra-alloc.c.
3378 (set_preferences_1, set_preferences): New function.
3379 (mirror_conflicts): Changed types for various variables.
3380 (mark_elimination): Change DF_RA_LIVE
3381 usage to DF_LIVE usage.
3382 (build_insn_chain): Rewritten from scratch and made local.
3383 (print_insn_chain, print_insn_chains): New functions.
3384 (dump_conflicts): Do not print conflicts for fixed_regs.
3385 (rest_of_handle_global_alloc): Turn off insn rescanning.
3386 * hard-reg-set.h: Fixed comment.
3387 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
3388 usage to DF_LIVE usage and delete refs to TOP sets.
3389 (block_alloc): Mark regs as live if they are in the artificial
3390 defs at top of block.
3391 (find_stack_regs): New function.
3392 (rest_of_handle_local_alloc): Changed urec problem to live
3393 problem and do not turn off df rescanning.
3394 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
3395 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
3396 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
3397 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
3398 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
3399 fields in df_ref_flags. The rest have been renumbered.
3400 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
3402 * rtl.h (subreg_nregs_with_regno): New function.
3403 * df-problems.c: (df_get_live_out, df_get_live_in,
3404 df_get_live_top): Removed reference to DF_RA_LIVE.
3405 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
3406 df_live_alloc, df_live_reset, df_live_local_finalize,
3407 df_live_free): Make top set only if different from in set.
3408 (df_lr_top_dump, df_live_top_dump): Only print top set if
3409 different from in set.
3410 (df_lr_bb_local_compute): Removed unnecessary check.
3411 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
3412 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
3413 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
3414 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3415 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3416 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3417 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
3418 df_urec_add_problem): Removed.
3419 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
3421 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
3422 * basic_block.h (bb_has_abnormal_pred): New function.
3423 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
3424 usage to DF_LIVE usage.
3426 2007-10-02 Revital Eres <eres@il.ibm.com>
3428 * config/rs6000/predicates.md (easy_vector_constant): Return false
3429 for 750CL paired vectors.
3430 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
3432 (vec_initv2sf): Add new description.
3433 (vconcatsf): Likewise.
3434 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
3435 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
3437 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3439 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
3440 sinking the last stmt in a BB.
3442 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3445 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
3446 (sra_hash_tree): Handle BIT_FIELD_REFs.
3447 (sra_elt_hash): Don't hash bitfld blocks.
3448 (sra_elt_eq): Skip them in parent compares as well. Handle
3450 (build_element_name_1): Handle BIT_FIELD_REFs.
3451 (instantiate_element): Propagate nowarn from parents. Create
3452 BIT_FIELD_REF for variables that are widened by scalarization.
3453 Gimple-zero-initialize all bit-field variables that are not
3454 part of parameters that are going to be scalarized on entry.
3455 (instantiate_missing_elements_1): Return the sra_elt.
3456 (canon_type_for_field): New.
3457 (try_instantiate_multiple_fields): New. Infer widest possible
3458 access mode from decl or member type, but clip it at word
3459 size, and only widen it if a field crosses an alignment
3461 (instantiate_missing_elements): Use them.
3462 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3463 (scalar_bitfield_p): New.
3464 (sra_build_assignment): Optimize assignments from scalarizable
3465 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
3468 (sra_build_bf_assignment): New. Optimize assignments to
3469 scalarizable BIT_FIELD_REFs.
3470 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
3471 assignments to full variables.
3472 (generate_copy_inout): Use the new macros and functions.
3473 (generate_element_copy): Likewise. Handle bitfld differences.
3474 (generate_element_zero): Don't recurse for blocks. Use
3475 sra_build_elt_assignment.
3476 (generate_one_element_init): Take elt instead of var. Use
3477 sra_build_elt_assignment.
3478 (generate_element_init_1): Adjust.
3479 (bitfield_overlap_info): New struct.
3480 (bitfield_overlaps_p): New.
3481 (sra_explode_bitfield_assignment): New. Adjust widened
3482 variables to account for endianness.
3483 (sra_sync_for_bitfield_assignment): New.
3484 (scalarize_use): Re-expand assignment to/from scalarized
3485 BIT_FIELD_REFs. Explode or sync needed members for
3486 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
3487 (scalarize_copy): Use REPLDUP.
3488 (scalarize_ldst): Move assert before dereference. Adjust EH
3490 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3492 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
3494 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
3495 Rename CR_* constants to CMP_*. Fix spacing.
3497 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3500 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
3501 to be processed with the special script doc/install.texi2html.
3503 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3505 * doc/invoke.texi (Wall): List the options enabled by Wall.
3506 (Wstrict-aliasing): Add missing @option.
3508 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
3510 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
3511 rather than gen_lowpart to change a register from DImode to DFmode.
3512 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
3513 both FROM and TO are integer modes that are no bigger than 4 bytes.
3514 (mips_mode_ok_for_mov_fmt_p): New function.
3515 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
3516 (mips_secondary_reload_class): Tweak formatting and comments.
3517 Use reg_class_subset_p instead of direct comparisons with
3518 classes. Only allow direct FPR<->FPR moves for modes that
3519 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
3520 for 4- and 8-byte types. Handle reloads in which X is an FPR.
3521 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
3522 (*movdi_64bit): Likewise.
3523 (*movsi_internal): Likewise.
3524 (*movhi_internal): Likewise.
3525 (*movqi_internal): Likewise.
3527 2007-09-30 Diego Novillo <dnovillo@google.com>
3530 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
3533 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
3535 PR tree-optimization/33597
3536 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
3537 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
3539 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
3541 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
3542 instead of variants of (!reload_in_progress && !reload_completed).
3543 (x86_expand_vector_move): Ditto.
3545 2007-09-28 Ollie Wild <aaw@google.com>
3548 2007-09-27 Ollie Wild <aaw@google.com>
3550 * varasm.c (compare_constant): Removed call to
3551 lang_hooks.expand_constant.
3552 (copy_constants): Removed call to lang_hooks.expand_constant.
3553 (compute_reloc_for_constant): Removed call to
3554 lang_hooks.expand_constant.
3555 (output_addressed_constants): Removed call to
3556 lang_hooks.expand_constant.
3557 (constructor_static_from_elts_p): Removed call to
3558 lang_hooks.expand_constant.
3559 (output_constant): Removed calls to lang_hooks.expand_constant.
3560 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3561 * langhooks-def.h (lhd_return_tree): Removed.
3562 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3563 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3564 * langhooks.c (lhd_return_tree): Removed.
3566 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3569 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
3570 argument to gen_selb.
3572 2007-09-28 Chao-ying Fu <fu@mips.com>
3574 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
3575 * doc/libgcc.texi (Fixed-point fractional library routines):
3576 Fix typos for neg and cmp functions.
3578 2007-09-28 Michael Matz <matz@suse.de>
3580 PR rtl-optimization/33552
3581 * function.c (match_asm_constraints_1): Check for overlap in
3582 inputs and replace all occurences.
3584 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
3586 * config/mips/mips.c (override_options): Fix comment typo.
3588 2007-09-28 Jie Zhang <jie.zhang@analog.com>
3590 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
3591 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
3592 * config/bfin/t-bfin-linux (crti.o): Don't build.
3594 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3595 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
3597 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3599 2007-09-27 Ollie Wild <aaw@google.com>
3601 * varasm.c (compare_constant): Removed call to
3602 lang_hooks.expand_constant.
3603 (copy_constants): Removed call to lang_hooks.expand_constant.
3604 (compute_reloc_for_constant): Removed call to
3605 lang_hooks.expand_constant.
3606 (output_addressed_constants): Removed call to
3607 lang_hooks.expand_constant.
3608 (constructor_static_from_elts_p): Removed call to
3609 lang_hooks.expand_constant.
3610 (output_constant): Removed calls to lang_hooks.expand_constant.
3611 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3612 * langhooks-def.h (lhd_return_tree): Removed.
3613 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3614 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3615 * langhooks.c (lhd_return_tree): Removed.
3617 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3620 * expr.c (emit_group_load_1): Split constant double when destination
3621 length is half source length.
3623 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
3625 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
3626 (mips_cpu_info): Add tune_flags.
3627 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
3628 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
3630 (override_options): Remove deprecation code. Use branch-likely
3631 instructions for optimize_size or if the tuning flags do not
3632 suggest otherwise. Tweak warning.
3633 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
3635 2007-09-27 Matthias Klose <doko@ubuntu.com>
3637 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
3638 multilib osdirname if it exists.
3639 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
3641 2007-09-27 Ian Lance Taylor <iant@google.com>
3643 PR tree-optimization/33565
3644 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
3645 assignments of comparisons.
3646 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
3647 parameter. Change caller. Defer overflow warnings around call to
3649 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
3650 TREE_NO_WARNING is set on the statement.
3651 * tree-ssa-forwprop.c
3652 (tree_ssa_forward_propagate_single_use_vars): Don't test
3653 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
3654 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3656 2007-09-27 Joseph Myers <joseph@codesourcery.com>
3658 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
3659 reduce offset by units of 0x10000 for SPE vector modes or modes
3660 used with E500 double instructions.
3662 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
3664 * simplify-rtx.c (comparison_result): New.
3665 (simplify_const_relational_operation): Use it instead of the five
3666 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
3667 Improve bounds-checking optimizations; remove subsumed POPCOUNT
3668 optimizations. Extract nonzero_address_p optimizations into a
3669 separate "if" together with optimizations where op1 is const0_rtx.
3670 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
3671 floating-point arguments too when appropriate. Hoist test for ABS
3672 outside the final switch statement.
3673 * cse.c (fold_rtx): Don't look for an IOR equivalent of
3674 folded_arg0 if we found a constant equivalent. Remove
3675 transformations done in simplify-rtx.c for "op0 RELOP op0".
3677 2007-09-27 Jakub Jelinek <jakub@redhat.com>
3679 * builtins.c (expand_builtin, expand_builtin_object_size,
3680 expand_builtin_memory_chk, maybe_emit_chk_warning,
3681 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
3683 * expr.c (expand_expr_real_1): Likewise.
3684 * langhooks-def.h (struct diagnostic_info): Add forward decl.
3685 (lhd_print_error_function): Add third argument.
3686 * langhooks.h (struct diagnostic_info): Add forward decl.
3687 (struct lang_hooks): Add third argument to print_error_function.
3688 * diagnostic.h (diagnostic_info): Add abstract_origin field.
3689 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
3691 (diagnostic_report_current_function): Likewise.
3692 * toplev.c (announce_function): Pass NULL as second argument to
3693 diagnostic_set_last_function.
3694 * diagnostic.c (diagnostic_report_current_function): Add second
3695 argument, pass it as third argument to lang_hooks.print_error_function.
3696 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
3697 to diagnostic_report_current_function.
3698 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
3699 and message.abstract_origin.
3700 (verbatim): Initialize abstract_origin.
3701 * pretty-print.h (text_info): Add abstract_origin field.
3702 * pretty-print.c (pp_base_format): Handle %K.
3703 * langhooks.c (lhd_print_error_function): Add third argument. If
3704 diagnostic->abstract_origin, print virtual backtrace.
3705 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3706 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
3707 (init_dynamic_diag_info): Likewise.
3709 2007-09-26 David Daney <ddaney@avtrex.com>
3712 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
3713 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
3714 sync_old_nand<mode>, sync_new_nand<mode>,
3715 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
3716 Update length attributes.
3717 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
3718 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
3720 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
3721 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
3722 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
3725 2007-09-26 Richard Guenther <rguenther@suse.de>
3727 PR tree-optimization/33563
3728 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
3729 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
3731 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
3732 get_use_of_stmt_lhs.
3734 2007-09-26 Joseph Myers <joseph@codesourcery.com>
3737 * c-common.c (complete_array_type): Diagnose too-large arrays and
3738 set type to error_mark_node.
3740 2007-09-26 Richard Guenther <rguenther@suse.de>
3742 PR tree-optimization/30375
3743 PR tree-optimization/33560
3744 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
3748 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
3750 * tree-ssa-dse.c (aggregate_vardecl_d): New.
3751 (dse_global_data): Add aggregate_vardecl field.
3752 (dse_possible_dead_store_p): New.
3753 Add prev_defvar variable.
3754 Allow immediate uses and previous immediate uses to differ
3755 if they are setting different parts of the whole.
3756 (get_aggregate_vardecl): New.
3757 (dse_record_partial_aggregate_store): New.
3758 (dse_whole_aggregate_clobbered_p): New.
3759 (dse_partial_kill_p): New.
3760 Call dse_maybe_record_aggregate_store().
3761 When checking whether a STMT and its USE_STMT refer to the
3762 same memory address, check also for partial kills that clobber
3764 Move some variable definitions to the block where they are used.
3765 (aggregate_vardecl_hash): New.
3766 (aggregate_vardecl_eq): New.
3767 (aggregate_vardecl_free): New.
3768 (aggregate_whole_store_p): New.
3769 (tree_ssa_dse): Initialize and free aggregate_vardecl.
3770 Mark which aggregate stores we care about.
3772 2007-09-25 DJ Delorie <dj@redhat.com>
3775 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
3778 2007-09-25 Michael Meissner <michael.meissner@amd.com>
3781 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
3782 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
3783 for vector int32 -> int64 conversions. Don't write beyond the end
3784 of the allocated vector for int32 -> int64 conversions.
3786 2007-09-25 Revital Eres <eres@il.ibm.com>
3788 * config/rs6000/paired.h (paired_sel): New.
3789 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
3790 (rs6000_expand_ternop_builtin): Pass zero const_double operand
3791 when expanding selv2sf.
3792 * config/rs6000/rs6000.h (rs6000_builtins): Add
3793 PAIRED_BUILTIN_SELV2SF4.
3795 2007-09-25 Joseph Myers <joseph@codesourcery.com>
3798 * c-typeck.c (default_conversion): Call require_complete_type
3799 before perform_integral_promotions.
3800 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
3801 (build_c_cast): Call require_complete_type except for casts to
3803 (convert_for_assignment): Call require_complete_type.
3805 2007-09-25 Revital Eres <eres@il.ibm.com>
3807 * config/spu/spu.md: Fix doloop pattern.
3809 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
3811 * config/bfin/bfin.c (expand_prologue_reg_save,
3812 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
3813 and ASTAT moved here...
3814 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3815 ... from here. New argument ALL; callers changed.
3816 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
3817 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
3818 have the "saveall" attribute.
3820 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
3822 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
3824 (INCOMING_REGNO, OUTGOING_REGNO): Define.
3825 * config/mmix/mmix.c (mmix_opposite_regno): New function.
3826 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
3828 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
3829 with REG_P tests before REGNO access.
3831 2007-09-24 DJ Delorie <dj@redhat.com>
3834 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
3836 (movqicc_<code>_<mode>): Likewise.
3837 (movhicc_<code>_<mode>): Likewise.
3839 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
3842 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
3843 register for reload.
3845 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
3848 * config/i386/i386.c (ix86_comp_type_attributes): Check
3851 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3853 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
3854 "move.l %a4,%a4" to produce nops.
3855 * config/m68k/m68k.c (override_options): Reset align options,
3856 if neccessary align macro isn't avaible.
3858 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3860 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
3862 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3864 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
3866 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
3867 reload is completed.
3868 (peephole pattern): Convert most of them to RTL peephole pattern.
3870 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3872 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
3873 (moved from fp compare patterns).
3874 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
3875 Cleanup predicates to relieve reload.
3876 (conditional_trap): Reject conditional trap with fp condition.
3877 * config/m68k/predicates.md (fp_src_operand): New, reject
3878 certain constants early.
3880 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3882 * final.c (final_scan_insn): Remove accidentally duplicated code.
3884 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3886 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
3887 Allow --with-tune=cell and --with-cpu=cell.
3889 2007-09-24 David Edelsohn <edelsohn@gnu.org>
3891 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
3892 * config/rs6000/rs6000.opt (swdiv): Change option to ...
3894 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
3896 (TARGET_BUILTIN_RECIPROCAL): Use it.
3897 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
3898 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
3899 (rs6000_emit_swrsqrtsf): New.
3900 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
3902 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
3903 (divsf3): Remove swdiv support.
3906 (rsqrt_internal1): New.
3907 (divdf3): Remove swdiv support.
3910 2007-09-24 Jakub Jelinek <jakub@redhat.com>
3913 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
3915 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
3916 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
3917 * tree.c (type_hash_eq): For FUNCTION_TYPE use
3918 lang_hooks.type.type_hash_eq in addition to generic tests.
3920 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
3921 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
3923 * tree-inline.h (eni_weights): Add field target_builtin_cost to
3924 reflect the cost per call to a target specific builtin.
3925 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
3926 call to a target specific builtin, then use target_builtin_call_cost.
3927 (init_inline_once): Initialize target_builtin_call_cost field.
3929 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
3932 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
3935 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
3937 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3938 * configure: Regenerated.
3940 2007-09-23 Ollie Wild <aaw@google.com>
3942 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
3944 (get_pointer_modulus_and_residue): New function.
3946 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3948 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
3949 combine an SC return value into a single register.
3951 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3953 * opth-gen.awk (target_flags_explicit): Declare.
3954 * toplev.h (target_flags_explicit): Delete declaration.
3955 * toplev.c (target_flags): Likewise.
3956 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
3957 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
3958 Never return true for TARGET_MIPS16.
3959 * config/mips/mips.c (mips_llsc): Delete.
3960 (mips_handle_option): Remove -mllsc handling.
3961 (mips_strip_unspec_address): Tweak comment.
3962 * config/mips/mips.opt (mllsc): Use a target mask.
3964 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3966 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
3967 word_mode as well as Pmode.
3969 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3971 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
3972 parameters from word_mode to the subword type if such a truncation
3975 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3977 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
3978 * configure: Regenerated.
3980 2007-09-23 Jan Hubicka <jh@suse.cz>
3982 * params.def (INLINE_CALL_COST): Set to 12.
3983 * invoke.texi (inline-call-cost): Update default value.
3985 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
3987 * config/alpha/alpha.md (movti): Use operand_subword for the split.
3989 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
3990 Revital Eres <eres@il.ibm.com>
3992 * modulo-sched.c (doloop_register_get): Rewrite the loop which
3993 checks whether the count_reg is found outside the control part.
3995 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3997 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
3998 instead of checking CALL_EXPR_FN directly to test for builtins.
3999 If error or warning attributes are present, print
4000 error resp. warning.
4001 * c-common.c (handle_error_attribute): New function.
4002 (c_common_attribute_table): Add error and warning
4004 * doc/extend.texi: Document error and warning attributes.
4006 * tree.h (block_nonartificial_location): New prototype.
4007 * tree.c (block_nonartificial_location): New function.
4008 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
4009 if artificial attribute is present on abstract inline decl.
4010 * c-common.c (handle_artificial_attribute): New function.
4011 (c_common_attribute_table): Add artificial attribute.
4012 * final.c (override_filename, override_linenum): New variables.
4013 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
4014 and override_linenum if inside of a block inlined from
4015 __attribute__((__artificial__)) function.
4016 (notice_source_line): Honor override_filename and override_linenum.
4017 * doc/extend.texi: Document __attribute__((__artificial__)).
4018 * config/i386/emmintrin.h: Add __artificial__ attribute to
4019 all __always_inline__ functions.
4020 * config/i386/mmintrin.h: Likewise.
4021 * config/i386/tmmintrin.h: Likewise.
4022 * config/i386/mm3dnow.h: Likewise.
4023 * config/i386/pmmintrin.h: Likewise.
4024 * config/i386/ammintrin.h: Likewise.
4025 * config/i386/xmmintrin.h: Likewise.
4026 * config/i386/smmintrin.h: Likewise.
4027 * config/i386/bmmintrin.h: Likewise.
4028 * config/i386/mmintrin-common.h: Likewise.
4031 * expr.c (expand_constructor): New function.
4032 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
4033 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
4036 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4038 * config/mips/mips.c (dump_constants_1): Generalize to include
4039 fractional and accumulator modes.
4041 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4043 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
4044 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
4046 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
4047 TARGET_HARD_FLOAT when testing whether -mpaired-single is
4049 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
4051 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
4053 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
4054 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
4056 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
4057 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
4058 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
4060 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
4062 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
4063 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
4064 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
4066 2007-09-22 Jason Merrill <jason@redhat.com>
4069 * attribs.c (lookup_attribute_spec): Split out...
4070 (decl_attributes): From here.
4071 * tree.h: Declare it.
4073 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4075 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
4077 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4079 * tree-inline.c (remap_type_1): Correctly chain variants.
4081 2007-09-22 Richard Guenther <rguenther@suse.de>
4083 PR tree-optimization/33146
4084 * fold-const.c (fold_binary): Use the original tree
4086 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
4087 also changes "sign".
4089 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4092 * except.c (finish_eh_generation): Call commit_edge_insertions if
4093 there are insns queued on the entry edge.
4094 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
4097 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4099 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
4101 2007-09-19 Michael Meissner <michael.meissner@amd.com>
4103 * config/i386/i386.c: Delete trailing whitespace.
4104 * config/i386/i386.h: Ditto.
4105 * config/i386/bmmintrin.h: Ditto.
4106 * config/i386/sync.md: Ditto.
4107 * config/i386/ppro.md: Ditto.
4108 * config/i386/mmx.md: Ditto.
4109 * config/i386/constraints.md: Ditto.
4110 * config/i386/sse.md: Ditto.
4111 * config/i386/athlon.md: Ditto.
4112 * config/i386/i386.md: Ditto.
4114 2007-09-21 Richard Guenther <rguenther@suse.de>
4116 PR tree-optimization/33508
4117 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
4118 quadratic loop by keeping a bitmap of variables we have
4119 to clobber all subvariables for.
4120 (set_initial_properties): Likewise.
4122 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
4124 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
4126 2007-09-20 Nigel Stephens <nigel@mips.com>
4127 Chao-ying Fu <fu@mips.com>
4129 * c-decl.c (finish_declspecs): When _Sat is used without
4130 _Fract or _Accum, set the default type to cts_fract.
4131 This avoids a warning of "type defaults to int".
4133 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4135 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
4136 bit-fields wider than one bit.
4138 2007-09-20 Jakub Jelinek <jakub@redhat.com>
4141 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
4143 * dbxout.c (dbxout_type): Likewise.
4147 * gimplify.c (gimplify_vla_decl): New function.
4148 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
4150 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
4152 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4154 * doc/invoke.texi (-minterlink-mips16): Document.
4155 * config/mips/mips.opt (minterlink-mips16): New option.
4156 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
4159 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4161 * doc/extend.texi (Attribute Syntax): Remove old speculative
4164 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
4166 * combine.c: Include cgraph.h.
4167 (setup_incoming_promotions): Rework to allow more aggressive
4168 elimination of sign extensions when all call sites of the
4169 current function are known to lie within the current unit.
4171 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4173 * dse.c (find_shift_sequence): No-op rework of control flow.
4175 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
4177 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
4178 GPR for DCmode on 64-bit targets. Remove redundant fallback.
4180 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4182 * cfgexpand.c (dump_stack_var_partition): Use the correct
4183 index for the offset.
4185 2007-09-19 Joseph Myers <joseph@codesourcery.com>
4187 * config/mips/sde.h: Switch to GPLv3.
4189 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
4191 * tree-sra.c (decide_block_copy): Decide if there are groups.
4193 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
4195 * config/m68k/m68k.c (output_move_himode): Remove jump table
4197 config/m68k/m68k.md (lea): Likewise.
4198 * config/m68k/m68k.c (print_operand_address): Use simple pc
4199 relative addressing.
4201 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
4203 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
4204 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
4206 (asm_insn_count): Pass template as second argument to it.
4207 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4208 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4209 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4210 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4211 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4212 (sh_insn_length_adjustment): Pass template as second argument to it.
4213 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
4215 * config/bfin/bfin.md (define_asm_attributes): New.
4217 2007-09-19 Jie Zhang <jie.zhang@analog.com>
4219 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
4221 * config/bfin/print-sysroot-suffix.sh: New.
4222 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
4223 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4224 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4225 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
4226 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4227 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4228 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
4229 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4230 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4231 (linux-sysroot-suffix.h): New target.
4232 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
4233 (mspecld-anomaly): Likewise.
4234 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
4235 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
4236 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
4237 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
4238 (bfin_si_revision): Declare.
4239 (bfin_workarounds): Declare.
4240 (WA_SPECULATIVE_LOADS): Define.
4241 (ENABLE_WA_SPECULATIVE_LOADS): Define.
4242 (WA_SPECULATIVE_SYNCS): Define.
4243 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
4244 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
4245 (LIB_SPEC): Add %s to the linker scripts.
4246 Use proper linker script for bf522, bf525, bf527,
4247 bf538, bf539, bf542, bf544, bf548, and bf549.
4248 * config/bfin/bfin.c (bfin_si_revision): Define.
4249 (bfin_workarounds): Define.
4250 (struct bfin_cpu): New.
4252 (bfin_handle_option): Handle silicon revision part of -mcpu option.
4253 (override_options): Set bfin_workarounds.
4254 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
4255 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
4256 ENABLE_WA_SPECULATIVE_LOADS.
4257 (bfin_reorg): Likewise.
4258 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4259 macros for bf522, bf525, bf527, bf538, bf539,
4260 bf542, bf544, bf548, and bf549.
4261 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
4262 Don't define __ID_SHARED_LIB__ when -msep-data.
4263 (TARGET_DEFAULT): Define as 0.
4264 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
4265 * doc/invoke.texi (Blackfin Options): Document silicon
4266 revision part of -mcpu option and it now accepts bf522, bf525,
4267 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
4269 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4271 * alias.c (memory_modified_1): Deconstify.
4272 (memory_modified_in_insn_p): Don't use const_note_stores.
4273 * rtl.h (const_note_stores): Delete.
4274 * rtlanal.c (const_note_stores): Likewise.
4276 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4278 * dse.c (find_shift_sequence): Temporarily revert to forbidding
4281 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4285 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
4286 (addsi_small_int): Likewise.
4287 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
4288 (one_cmplsi2): Likewise.
4290 (enter_func): Expand insn using hard_frame_pointer_rtx and
4293 * config/fr30/fr30.c (fr30_expand_prologue): Check for
4294 hard_frame_pointer_rtx instead of using REGNO() check.
4295 Properly sign extend GEN_INT() argument.
4297 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4299 * config/m68k/m68k.c (override_options): Remove USE_GAS,
4301 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
4302 alternatives with just jcc.
4303 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
4304 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
4305 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
4306 dbge_hi, dbge_si): Likewise.
4308 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4310 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
4311 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
4312 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
4313 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
4314 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
4316 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4318 * config/m68k/m68k-devices.def (51qe): New device.
4319 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
4320 to all uses of FL_FOR_isa_c for compatibility.
4321 (all_microarchs): Add cfv1 microarchitecture.
4322 (m68k_handle_option): Handle m51qe option.
4323 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
4324 (TUNE_CFV1): New macro.
4325 (enum uarch_type): Add ucfv1.
4326 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
4328 2007-09-18 Richard Guenther <rguenther@suse.de>
4330 PR tree-optimization/31863
4331 * tree-ssa-structalias.c (create_variable_info_for): Always
4332 free the fieldstack.
4334 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
4336 * opts.c (decode_options): Enable vectorization under -O3.
4338 2007-09-18 Richard Guenther <rguenther@suse.de>
4340 PR tree-optimization/33340
4341 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
4342 SSA_NAMEs that occur in abnormal PHI nodes.
4344 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4346 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
4347 Don't use const_get_call_expr_in.
4348 * tree-gimple.c (const_get_call_expr_in): Delete.
4349 * tree-gimple.h (const_get_call_expr_in): Likewise.
4351 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4353 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
4354 not yet have a basic block.
4355 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
4357 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4359 * config/mips/mips.c (mips_file_start): Add ".previous" directives
4360 to both ".section"s.
4362 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4364 * config/mips/mips.c (mips_output_mi_thunk): Use
4365 mips_function_ok_for_sibcall and const_call_insn_operand
4366 to determine if a direct sibcall is allowed. Use
4367 mips_classify_symbol to determine a global pointer is needed.
4369 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4371 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
4373 2007-09-17 Chao-ying Fu <fu@mips.com>
4374 Nigel Stephens <nigel@mips.com>
4376 * config/fixed-bit.h: New file.
4377 * config/fixed-bit.c: New file.
4378 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
4380 2007-09-18 Jakub Jelinek <jakub@redhat.com>
4382 * c-format.h (format_kind_info): Add alloc_char field.
4383 * c-format.c (scanf_flag_specs): Add 'm'.
4384 (scanf_flag_pairs): Add 'a', 'm' pair.
4385 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
4386 (format_types_orig): Add alloc_char fields.
4387 (check_format_info_main): Rename aflag to alloc_flag.
4388 Handle fki->alloc_char. modifier after width and before length
4389 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
4390 length modifiers as well.
4391 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
4394 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
4395 returned by build_call_expr.
4397 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4399 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
4400 NULL for variable-sized records too.
4401 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
4403 2007-09-17 Tom Tromey <tromey@redhat.com>
4405 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
4406 (c_builtin_function): Likewise.
4407 (grokdeclarator): Likewise.
4409 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
4411 PR rtl-optimization/26449
4412 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
4413 (seq_insns_valid_p): Removed.
4415 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4417 * tree-nomudflap.c (gate_mudflap): New static function.
4418 (pass_mudflap_1): Use it as gate function.
4419 (pass_mudflap_2): Likewise.
4421 2007-09-17 Jan Hubicka <jh@suse.cz>
4425 * loop-invariant.c (move_invariant_reg): Unshare sequence.
4427 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
4429 PR tree-optimization/33319
4430 * tree-vect-analyze.c (vect_same_range_drs): New.
4431 (vect_vfa_range_equal): New.
4432 (vect_is_duplicate_ddr): Removed.
4433 (vect_mark_for_runtime_alias_test): Do not perform marking when
4434 optimizing for size or max_param for alias checking is zero.
4435 Move the function before vect_analyze_data_ref_dependence.
4436 (vect_analyze_data_ref_dependence): Add call to
4437 vect_mark_for_runtime_alias_test in two cases when dependence
4439 (vect_analyze_data_ref_dependences): Do not call to
4440 vect_mark_for_runtime_alias_test.
4441 (vect_prune_runtime_alias_test_list): New.
4442 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
4443 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4444 Update vec_outside_cost.
4445 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
4446 (vect_create_cond_for_alias_checks): Build the base address of data
4447 reference from DR_GROUP_FIRST_DR.
4448 (vect_loop_versioning): New.
4449 (vect_transform_loop): Add a call to vect_loop_versioning.
4450 Remove factored out code.
4452 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4455 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
4458 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4460 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
4461 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
4462 Fix the call to insn_rtx_cost. Skip access sizes that require a
4463 real truncation of the store register. Use convert_move instead
4464 of gen_lowpart when narrowing the result.
4465 (replace_read): Use convert_move instead of gen_lowpart when
4466 narrowing the store rhs.
4468 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4470 * config/mips/mips.md (SHORT): Fix long line.
4471 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
4472 to QImode and HImode.
4474 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4476 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
4478 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
4480 * tree-parloops.c: New file.
4481 * tree-ssa-operands.h (free_stmt_operands): Declare.
4482 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
4484 * tree-pass.h (pass_parallelize_loops): Declare.
4485 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
4487 (build_omp_regions_1): Allow analysing just a single OMP region and
4489 ( build_omp_regions_root, omp_expand_local): New functions.
4490 (build_omp_regions): Add argument to build_omp_regions_1 call.
4491 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
4492 autoparallelization is run.
4493 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
4494 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
4495 pass_parallelize_loops): New.
4496 * common.opt (ftree-parallelize-loops): New.
4497 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
4498 parallelize_loops): Declare.
4499 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
4500 * Makefile.in (tree-parloops.o): Added.
4501 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
4503 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
4504 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
4505 one extra edge as well.
4506 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
4507 Use VEC_free to free doms vector.
4508 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
4509 operands. Recompute operand caches in the new function.
4510 (move_sese_region_to_fn): Update loop info.
4511 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
4512 * tree-ssa-operands.c (free_stmt_operands): New function.
4514 * doc/passes.texi: Document autoparallelization.
4515 * doc/invoke.texi (-ftree-parallelize-loops): New option.
4517 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4520 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
4523 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
4525 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
4526 the VEC is not NULL.
4527 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
4528 get_vectype_for_scalar_type succeeded.
4529 (vectorizable_conversion): Likewise.
4531 2007-09-14 Jan Hubicka <jh@suse.cz>
4533 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
4536 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
4539 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
4540 register when operands[2] equals operands[1].
4541 (remainderxf3): Ditto.
4543 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
4544 Nigel Stephens <nigel@mips.com>
4546 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
4547 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
4548 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
4550 (_Unwind_ForcedUnwind): Likewise.
4551 (_Unwind_Resume): Likewise.
4552 (_Unwind_Resume_or_Rethrow): Likewise.
4553 (_Unwind_Backtrace): Likewise.
4554 (_Unwind_SjLj_RaiseException): Likewise.
4555 (_Unwind_SjLj_ForcedUnwind): Likewise.
4556 (_Unwind_SjLj_Resume): Likewise.
4557 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
4558 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
4560 (_Unwind_ForcedUnwind): Likewise.
4561 (_Unwind_Resume): Likewise.
4562 (_Unwind_Resume_or_Rethrow): Likewise.
4563 (_Unwind_Backtrace): Likewise.
4564 * unwind-compat.c (_Unwind_Backtrace): Likewise.
4565 (_Unwind_ForcedUnwind): Likewise.
4566 (_Unwind_RaiseException): Likewise.
4567 (_Unwind_Resume): Likewise.
4568 (_Unwind_Resume_or_Rethrow): Likewise.
4570 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
4571 nomips16 mode when IN_LIBGCC2 with hard float.
4573 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
4575 * config/mips/sdemtk.opt: Update to GPLv3.
4576 * config/mips/sdemtk.h: Likewise.
4578 2007-09-14 Nigel Stephens <nigel@mips.com>
4580 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
4581 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
4582 for mipsisa32-*-linux*.
4584 2007-09-14 Nigel Stephens <nigel@mips.com>
4585 David Ung <davidu@mips.com>
4586 Thiemo Seufer <ths@mips.com>
4587 Richard Sandiford <richard@codesourcery.com>
4589 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
4590 * configure.ac: Add a mipssde threading type.
4591 * configure: Regenerate.
4592 * config/mips/sdemtk.h: New file.
4593 * config/mips/t-sdemtk: Likewise.
4594 * config/mips/sdemtk.opt: Likewise.
4595 * gthr-mipssde.h: Likewise.
4596 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
4597 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
4598 (MIPS_ICACHE_SYNC): New macro, split from ...
4599 * config/mips/mips.md (clear_cache): ...here.
4600 * config/mips/mips.c (mips_save_reg_p): Check
4601 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
4602 (build_mips16_function_stub): Use targetm.strip_name_encoding.
4603 (build_mips16_call_stub): Likewise.
4605 2007-09-14 Richard Sandiford <richard@codesourcery.com>
4607 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
4609 2007-09-14 Jakub Jelinek <jakub@redhat.com>
4612 * config/ia64/ia64.c (find_gr_spill): Don't decrement
4613 current_frame_info.n_local_regs. Don't return emitted local
4615 (ia64_compute_frame_size): Improve unwind hack to put
4616 RP, PFS, FP in that order by allowing some of the registers
4617 been already emitted, as long as they are emitted to the
4620 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4622 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
4623 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
4624 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
4626 2007-09-13 Eric Christopher <echristo@apple.com>
4627 Kenneth Zadeck <zadeck@naturalbridge.com>
4629 * dse.c (find_shift_sequence): New function.
4630 (replace_read): Add case to remove read if it requires shift.
4631 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
4633 2007-09-13 Tom Tromey <tromey@redhat.com>
4635 * c-common.c (fname_as_string): Update.
4636 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
4637 (c_lex_one_token): Update. Add 'parser' argument.
4638 (c_parser_simple_asm_expr): Update.
4639 (c_parser_attributes): Update.
4640 (c_parser_asm_statement): Update.
4641 (c_parser_asm_operands): Update.
4642 (c_parser_peek_token): Update.
4643 (c_parser_peek_2nd_token): Update.
4644 * c-lex.c (c_lex_string_translate): Remove.
4645 (c_lex_return_raw_strings): Likewise.
4646 (c_lex_with_flags): Added 'lex_flags' argument.
4647 (lex_string): Added 'translate' argument.
4648 * c-pragma.h (c_lex_with_flags): Update.
4649 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
4650 (C_LEX_STRING_NO_TRANSLATE): New define.
4651 (C_LEX_RAW_STRINGS): Likewise.
4653 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4656 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
4657 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
4658 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
4659 (bfin_init_builtins): Initialize __builtin_bfin_ones,
4660 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
4661 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
4662 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
4663 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
4664 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
4665 (bdesc_1arg): Add __builtin_bfin_ones.
4666 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
4667 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
4668 and __builtin_bfin_csqu_fr16.
4669 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
4670 (ones): New define_insn.
4671 (ssaddhi3_parts): New define_insn.
4672 (sssubhi3_parts): New define_insn.
4673 (flag_mulhi_parts): New define_insn.
4675 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
4677 * common.opt (femit-class-debug-always): Turn off by default.
4679 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4681 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
4682 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
4684 2007-09-13 James E. Wilson <wilson@specifix.com>
4686 PR tree-optimization/33389
4687 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
4688 then set build_loads before returning.
4690 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
4691 David Ung <davidu@mips.com>
4693 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
4694 {d}addiu and a negative immediate such that it works with MIPS16
4697 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
4700 * configure.ac (ld_vers): Support Linux linker.
4701 * configure: Regenerated.
4703 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4704 Sandra Loosemore <sandra@codesourcery.com>
4706 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
4707 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
4708 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
4709 nomips16 into decl attributes.
4710 (TARGET_INSERT_ATTRIBUTES): Override.
4711 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
4712 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
4713 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
4714 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
4715 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
4716 (mips_use_mips16_mode_p): Reimplement as a function that takes
4717 a decl and considers only decl attributes. If the decl is nested
4718 function, use its parent attributes.
4719 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
4720 instead of SYMBOL_REF_MIPS16_FUNC_P.
4721 (mips_set_mips16_mode): Move call to sorry here from old
4722 mips_use_mips16_mode_p.
4723 (mflip_mips16_entry): New structure.
4724 (mflip_mips16_htab): New variable.
4725 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
4726 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
4727 (mips_merge_decl_attributes): New function.
4728 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
4729 Use mips_use_mips16_mode_p.
4730 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
4731 SYMBOL_REF_MIPS16_FUNC_P.
4732 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
4734 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4736 * c-parser.c (c_parser_struct_declaration): Check for a null return.
4738 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4741 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
4743 2007-09-12 Michael Meissner <michael.meissner@amd.com>
4744 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4745 Tony Linthicum <tony.linthicum@amd.com>
4747 * tree.h (function_args_iterator): New type to iterate over
4749 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
4750 function arguments providing a pointer to the argument.
4751 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
4752 function arguments providing the argument.
4753 (function_args_iter_init): Inline function to initialize
4754 function_args_iterator.
4755 (function_args_iter_cond_ptr): Inline function to return the next
4756 pointer to hold the argument.
4757 (function_args_iter_cond): Inline function to return the next
4759 (function_args_iter_cond_next): Advance the function args
4761 (stdarg_p): New function, return true if variable argument
4763 (prototype_p): New function, return true if function is
4765 (function_args_count): New function, count the number of arguments
4768 * tree.c (stdarg_p): New function, return true if variable
4770 (prototype_p): New function, return true if function is
4773 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4774 (TARGET_ROUND): New macro for the round/ptest instructions which
4775 are shared between SSE4.1 and SSE5.
4776 (OPTION_MASK_ISA_ROUND): Ditto.
4777 (OPTION_ISA_ROUND): Ditto.
4778 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4779 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4781 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4782 (-mfused-madd): New switch to give users control over whether the
4783 compiler optimizes to use the multiply/add SSE5 instructions.
4785 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
4786 m_ATHLON_K8_AMDFAM10, and change all uses.
4787 (enum pta_flags): Add PTA_SSE5.
4788 (ix86_handle_option): Turn off 3dnow if -msse5.
4789 (override_options): Add SSE5 support.
4790 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4792 (ix86_expand_sse_movcc): Add SSE5 support.
4793 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4794 vector type to the next largest size.
4795 (ix86_expand_sse5_pack): New function to use pperm to pack a
4796 vector type to the next smallest size.
4797 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4798 (IX86_BUILTIN_FMADDSD): Ditto.
4799 (IX86_BUILTIN_FMADDPS): Ditto.
4800 (IX86_BUILTIN_FMADDPD): Ditto.
4801 (IX86_BUILTIN_FMSUBSS): Ditto.
4802 (IX86_BUILTIN_FMSUBSD): Ditto.
4803 (IX86_BUILTIN_FMSUBPS): Ditto.
4804 (IX86_BUILTIN_FMSUBPD): Ditto.
4805 (IX86_BUILTIN_FNMADDSS): Ditto.
4806 (IX86_BUILTIN_FNMADDSD): Ditto.
4807 (IX86_BUILTIN_FNMADDPS): Ditto.
4808 (IX86_BUILTIN_FNMADDPD): Ditto.
4809 (IX86_BUILTIN_FNMSUBSS): Ditto.
4810 (IX86_BUILTIN_FNMSUBSD): Ditto.
4811 (IX86_BUILTIN_FNMSUBPS): Ditto.
4812 (IX86_BUILTIN_FNMSUBPD): Ditto.
4813 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4814 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4815 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4816 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4817 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4818 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4819 (IX86_BUILTIN_PPERM): Ditto.
4820 (IX86_BUILTIN_PERMPS): Ditto.
4821 (IX86_BUILTIN_PERMPD): Ditto.
4822 (IX86_BUILTIN_PMACSSWW): Ditto.
4823 (IX86_BUILTIN_PMACSWW): Ditto.
4824 (IX86_BUILTIN_PMACSSWD): Ditto.
4825 (IX86_BUILTIN_PMACSWD): Ditto.
4826 (IX86_BUILTIN_PMACSSDD): Ditto.
4827 (IX86_BUILTIN_PMACSDD): Ditto.
4828 (IX86_BUILTIN_PMACSSDQL): Ditto.
4829 (IX86_BUILTIN_PMACSSDQH): Ditto.
4830 (IX86_BUILTIN_PMACSDQL): Ditto.
4831 (IX86_BUILTIN_PMACSDQH): Ditto.
4832 (IX86_BUILTIN_PMADCSSWD): Ditto.
4833 (IX86_BUILTIN_PMADCSWD): Ditto.
4834 (IX86_BUILTIN_PHADDBW): Ditto.
4835 (IX86_BUILTIN_PHADDBD): Ditto.
4836 (IX86_BUILTIN_PHADDBQ): Ditto.
4837 (IX86_BUILTIN_PHADDWD): Ditto.
4838 (IX86_BUILTIN_PHADDWQ): Ditto.
4839 (IX86_BUILTIN_PHADDDQ): Ditto.
4840 (IX86_BUILTIN_PHADDUBW): Ditto.
4841 (IX86_BUILTIN_PHADDUBD): Ditto.
4842 (IX86_BUILTIN_PHADDUBQ): Ditto.
4843 (IX86_BUILTIN_PHADDUWD): Ditto.
4844 (IX86_BUILTIN_PHADDUWQ): Ditto.
4845 (IX86_BUILTIN_PHADDUDQ): Ditto.
4846 (IX86_BUILTIN_PHSUBBW): Ditto.
4847 (IX86_BUILTIN_PHSUBWD): Ditto.
4848 (IX86_BUILTIN_PHSUBDQ): Ditto.
4849 (IX86_BUILTIN_PROTB): Ditto.
4850 (IX86_BUILTIN_PROTW): Ditto.
4851 (IX86_BUILTIN_PROTD): Ditto.
4852 (IX86_BUILTIN_PROTQ): Ditto.
4853 (IX86_BUILTIN_PROTB_IMM): Ditto.
4854 (IX86_BUILTIN_PROTW_IMM): Ditto.
4855 (IX86_BUILTIN_PROTD_IMM): Ditto.
4856 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4857 (IX86_BUILTIN_PSHLB): Ditto.
4858 (IX86_BUILTIN_PSHLW): Ditto.
4859 (IX86_BUILTIN_PSHLD): Ditto.
4860 (IX86_BUILTIN_PSHLQ): Ditto.
4861 (IX86_BUILTIN_PSHAB): Ditto.
4862 (IX86_BUILTIN_PSHAW): Ditto.
4863 (IX86_BUILTIN_PSHAD): Ditto.
4864 (IX86_BUILTIN_PSHAQ): Ditto.
4865 (IX86_BUILTIN_FRCZSS): Ditto.
4866 (IX86_BUILTIN_FRCZSD): Ditto.
4867 (IX86_BUILTIN_FRCZPS): Ditto.
4868 (IX86_BUILTIN_FRCZPD): Ditto.
4869 (IX86_BUILTIN_CVTPH2PS): Ditto.
4870 (IX86_BUILTIN_CVTPS2PH): Ditto.
4871 (IX86_BUILTIN_COMEQSS): Ditto.
4872 (IX86_BUILTIN_COMNESS): Ditto.
4873 (IX86_BUILTIN_COMLTSS): Ditto.
4874 (IX86_BUILTIN_COMLESS): Ditto.
4875 (IX86_BUILTIN_COMGTSS): Ditto.
4876 (IX86_BUILTIN_COMGESS): Ditto.
4877 (IX86_BUILTIN_COMUEQSS): Ditto.
4878 (IX86_BUILTIN_COMUNESS): Ditto.
4879 (IX86_BUILTIN_COMULTSS): Ditto.
4880 (IX86_BUILTIN_COMULESS): Ditto.
4881 (IX86_BUILTIN_COMUGTSS): Ditto.
4882 (IX86_BUILTIN_COMUGESS): Ditto.
4883 (IX86_BUILTIN_COMORDSS): Ditto.
4884 (IX86_BUILTIN_COMUNORDSS): Ditto.
4885 (IX86_BUILTIN_COMFALSESS): Ditto.
4886 (IX86_BUILTIN_COMTRUESS): Ditto.
4887 (IX86_BUILTIN_COMEQSD): Ditto.
4888 (IX86_BUILTIN_COMNESD): Ditto.
4889 (IX86_BUILTIN_COMLTSD): Ditto.
4890 (IX86_BUILTIN_COMLESD): Ditto.
4891 (IX86_BUILTIN_COMGTSD): Ditto.
4892 (IX86_BUILTIN_COMGESD): Ditto.
4893 (IX86_BUILTIN_COMUEQSD): Ditto.
4894 (IX86_BUILTIN_COMUNESD): Ditto.
4895 (IX86_BUILTIN_COMULTSD): Ditto.
4896 (IX86_BUILTIN_COMULESD): Ditto.
4897 (IX86_BUILTIN_COMUGTSD): Ditto.
4898 (IX86_BUILTIN_COMUGESD): Ditto.
4899 (IX86_BUILTIN_COMORDSD): Ditto.
4900 (IX86_BUILTIN_COMUNORDSD): Ditto.
4901 (IX86_BUILTIN_COMFALSESD): Ditto.
4902 (IX86_BUILTIN_COMTRUESD): Ditto.
4903 (IX86_BUILTIN_COMEQPS): Ditto.
4904 (IX86_BUILTIN_COMNEPS): Ditto.
4905 (IX86_BUILTIN_COMLTPS): Ditto.
4906 (IX86_BUILTIN_COMLEPS): Ditto.
4907 (IX86_BUILTIN_COMGTPS): Ditto.
4908 (IX86_BUILTIN_COMGEPS): Ditto.
4909 (IX86_BUILTIN_COMUEQPS): Ditto.
4910 (IX86_BUILTIN_COMUNEPS): Ditto.
4911 (IX86_BUILTIN_COMULTPS): Ditto.
4912 (IX86_BUILTIN_COMULEPS): Ditto.
4913 (IX86_BUILTIN_COMUGTPS): Ditto.
4914 (IX86_BUILTIN_COMUGEPS): Ditto.
4915 (IX86_BUILTIN_COMORDPS): Ditto.
4916 (IX86_BUILTIN_COMUNORDPS): Ditto.
4917 (IX86_BUILTIN_COMFALSEPS): Ditto.
4918 (IX86_BUILTIN_COMTRUEPS): Ditto.
4919 (IX86_BUILTIN_COMEQPD): Ditto.
4920 (IX86_BUILTIN_COMNEPD): Ditto.
4921 (IX86_BUILTIN_COMLTPD): Ditto.
4922 (IX86_BUILTIN_COMLEPD): Ditto.
4923 (IX86_BUILTIN_COMGTPD): Ditto.
4924 (IX86_BUILTIN_COMGEPD): Ditto.
4925 (IX86_BUILTIN_COMUEQPD): Ditto.
4926 (IX86_BUILTIN_COMUNEPD): Ditto.
4927 (IX86_BUILTIN_COMULTPD): Ditto.
4928 (IX86_BUILTIN_COMULEPD): Ditto.
4929 (IX86_BUILTIN_COMUGTPD): Ditto.
4930 (IX86_BUILTIN_COMUGEPD): Ditto.
4931 (IX86_BUILTIN_COMORDPD): Ditto.
4932 (IX86_BUILTIN_COMUNORDPD): Ditto.
4933 (IX86_BUILTIN_COMFALSEPD): Ditto.
4934 (IX86_BUILTIN_COMTRUEPD): Ditto.
4935 (IX86_BUILTIN_PCOMEQUB): Ditto.
4936 (IX86_BUILTIN_PCOMNEUB): Ditto.
4937 (IX86_BUILTIN_PCOMLTUB): Ditto.
4938 (IX86_BUILTIN_PCOMLEUB): Ditto.
4939 (IX86_BUILTIN_PCOMGTUB): Ditto.
4940 (IX86_BUILTIN_PCOMGEUB): Ditto.
4941 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4942 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4943 (IX86_BUILTIN_PCOMEQUW): Ditto.
4944 (IX86_BUILTIN_PCOMNEUW): Ditto.
4945 (IX86_BUILTIN_PCOMLTUW): Ditto.
4946 (IX86_BUILTIN_PCOMLEUW): Ditto.
4947 (IX86_BUILTIN_PCOMGTUW): Ditto.
4948 (IX86_BUILTIN_PCOMGEUW): Ditto.
4949 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4950 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4951 (IX86_BUILTIN_PCOMEQUD): Ditto.
4952 (IX86_BUILTIN_PCOMNEUD): Ditto.
4953 (IX86_BUILTIN_PCOMLTUD): Ditto.
4954 (IX86_BUILTIN_PCOMLEUD): Ditto.
4955 (IX86_BUILTIN_PCOMGTUD): Ditto.
4956 (IX86_BUILTIN_PCOMGEUD): Ditto.
4957 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4958 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4959 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4960 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4961 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4962 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4963 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4964 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4965 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4966 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4967 (IX86_BUILTIN_PCOMEQB): Ditto.
4968 (IX86_BUILTIN_PCOMNEB): Ditto.
4969 (IX86_BUILTIN_PCOMLTB): Ditto.
4970 (IX86_BUILTIN_PCOMLEB): Ditto.
4971 (IX86_BUILTIN_PCOMGTB): Ditto.
4972 (IX86_BUILTIN_PCOMGEB): Ditto.
4973 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4974 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4975 (IX86_BUILTIN_PCOMEQW): Ditto.
4976 (IX86_BUILTIN_PCOMNEW): Ditto.
4977 (IX86_BUILTIN_PCOMLTW): Ditto.
4978 (IX86_BUILTIN_PCOMLEW): Ditto.
4979 (IX86_BUILTIN_PCOMGTW): Ditto.
4980 (IX86_BUILTIN_PCOMGEW): Ditto.
4981 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4982 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4983 (IX86_BUILTIN_PCOMEQD): Ditto.
4984 (IX86_BUILTIN_PCOMNED): Ditto.
4985 (IX86_BUILTIN_PCOMLTD): Ditto.
4986 (IX86_BUILTIN_PCOMLED): Ditto.
4987 (IX86_BUILTIN_PCOMGTD): Ditto.
4988 (IX86_BUILTIN_PCOMGED): Ditto.
4989 (IX86_BUILTIN_PCOMFALSED): Ditto.
4990 (IX86_BUILTIN_PCOMTRUED): Ditto.
4991 (IX86_BUILTIN_PCOMEQQ): Ditto.
4992 (IX86_BUILTIN_PCOMNEQ): Ditto.
4993 (IX86_BUILTIN_PCOMLTQ): Ditto.
4994 (IX86_BUILTIN_PCOMLEQ): Ditto.
4995 (IX86_BUILTIN_PCOMGTQ): Ditto.
4996 (IX86_BUILTIN_PCOMGEQ): Ditto.
4997 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4998 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4999 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
5000 OPTION_MASK_ISA_ROUND for instructions that are shared between
5002 (bdesc_2arg): Ditto.
5003 (bdesc_sse_3arg): Ditto.
5004 (enum multi_arg_type): New enum for describing the various SSE5
5005 intrinsic argument types.
5006 (bdesc_multi_arg): New table for SSE5 intrinsics.
5007 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5008 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5010 (ix86_expand_builtin): Add SSE5 intrinsic support.
5011 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5012 operand instructions.
5013 (ix86_expand_sse5_multiple_memory): New function to split the
5014 second memory reference from SSE5 instructions.
5015 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5016 (ix86_return_pops_args): Use stdarg_p to determine if the function
5017 has variable arguments.
5018 (ix86_setup_incoming_varargs): Ditto.
5019 (x86_this_parameter): Ditto.
5021 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5023 (ix86_expand_sse5_pack): Ditto.
5024 (ix86_sse5_valid_op_p): Ditto.
5025 (ix86_expand_sse5_multiple_memory): Ditto.
5027 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5028 constant for SSE5 support.
5029 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5030 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5031 (UNSPEC_SSE5_PERMUTE): Ditto.
5032 (UNSPEC_SSE5_ASHIFT): Ditto.
5033 (UNSPEC_SSE5_LSHIFT): Ditto.
5034 (UNSPEC_FRCZ): Ditto.
5035 (UNSPEC_CVTPH2PS): Ditto.
5036 (UNSPEC_CVTPS2PH): Ditto.
5037 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5039 (COM_FALSE_S): Ditto.
5040 (COM_FALSE_P): Ditto.
5041 (COM_TRUE_S): Ditto.
5042 (COM_TRUE_P): Ditto.
5043 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5044 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5046 (memory attribute): Ditto.
5047 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5048 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5049 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5050 (floor<mode>2): Ditto.
5051 (ceil<mode>2): Ditto.
5052 (btrunc<mode>2): Ditto.
5053 (nearbyintdf2): Ditto.
5054 (nearbyintsf2): Ditto.
5055 (sse_setccsf): Disable if SSE5.
5056 (sse_setccdf): Ditto.
5057 (sse5_setcc<mode>): New support for SSE5 conditional move.
5058 (sse5_pcmov_<mode>): Ditto.
5060 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5062 (SSEMODEF2P): Ditto.
5063 (ssemodesuffixf4): New mode attribute for SSE5.
5064 (ssemodesuffixf2s): Ditto.
5065 (ssemodesuffixf2c): Ditto.
5066 (sserotatemax): Ditto.
5067 (ssescalarmode): Ditto.
5068 (sse_maskcmpv4sf3): Disable if SSE5.
5069 (sse_maskcmpv2df3): Ditto.
5070 (sse_vmmaskcmpv4sf3): Ditto.
5071 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
5073 (sse5_vmfmadd<mode>4): Ditto.
5074 (sse5_fmsub<mode>4): Ditto.
5075 (sse5_vmfmsub<mode>4): Ditto.
5076 (sse5_fnmadd<mode>4): Ditto.
5077 (sse5_vmfnmadd<mode>4): Ditto.
5078 (sse5_fnmsub<mode>4): Ditto.
5079 (sse5_vmfnmsub<mode>4): Ditto.
5080 (sse5i_fmadd<mode>4): Ditto.
5081 (sse5i_fmsub<mode>4): Ditto.
5082 (sse5i_fnmadd<mode>4): Ditto.
5083 (sse5i_fnmsub<mode>4): Ditto.
5084 (sse5i_vmfmadd<mode>4): Ditto.
5085 (sse5i_vmfmsub<mode>4): Ditto.
5086 (sse5i_vmfnmadd<mode>4): Ditto.
5087 (sse5i_vmfnmsub<mode>4): Ditto.
5088 (mulv16qi3): Add SSE5 support.
5090 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5091 (sse2_mulv4si3): Disable if SSE5.
5092 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5093 (sse4_1_roundps): Ditto.
5094 (sse4_1_roundsd): Ditto.
5095 (sse4_1_roundss): Ditto.
5096 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5098 (sse_maskcmpsf3): Ditto.
5099 (sse_vmmaskcmpv4sf3): Ditto.
5100 (sse2_maskcmpv2df3): Ditto.
5101 (sse2_maskcmpdf3): Ditto.
5102 (sse2_vmmaskcmpv2df3): Ditto.
5103 (sse2_eq<mode>3): Ditto.
5104 (sse2_gt<mode>3): Ditto.
5105 (sse5_pcmov_<mode>): Add SSE5 support.
5106 (vec_unpacku_hi_v16qi): Ditto.
5107 (vec_unpacks_hi_v16qi): Ditto.
5108 (vec_unpacku_lo_v16qi): Ditto.
5109 (vec_unpacks_lo_v16qi): Ditto.
5110 (vec_unpacku_hi_v8hi): Ditto.
5111 (vec_unpacks_hi_v8hi): Ditto.
5112 (vec_unpacku_lo_v8hi): Ditto.
5113 (vec_unpacks_lo_v8hi): Ditto.
5114 (vec_unpacku_hi_v4si): Ditto.
5115 (vec_unpacks_hi_v4si): Ditto.
5116 (vec_unpacku_lo_v4si): Ditto.
5117 (vec_unpacks_lo_v4si): Ditto.
5118 (sse5_pmacsww): New SSE5 intrinsic insn.
5119 (sse5_pmacssww): Ditto.
5120 (sse5_pmacsdd): Ditto.
5121 (sse5_pmacssdd): Ditto.
5122 (sse5_pmacssdql): Ditto.
5123 (sse5_pmacssdqh): Ditto.
5124 (sse5_pmacsdqh): Ditto.
5125 (sse5_pmacsswd): Ditto.
5126 (sse5_pmacswd): Ditto.
5127 (sse5_pmadcsswd): Ditto.
5128 (sse5_pmadcswd): Ditto.
5129 (sse5_pcmov_<move>): Conditional move support on SSE5.
5130 (sse5_phaddbw): New SSE5 intrinsic insn.
5131 (sse5_phaddbd): Ditto.
5132 (sse5_phaddbq): Ditto.
5133 (sse5_phaddwd): Ditto.
5134 (sse5_phaddwq): Ditto.
5135 (sse5_phadddq): Ditto.
5136 (sse5_phaddubw): Ditto.
5137 (sse5_phaddubd): Ditto.
5138 (sse5_phaddubq): Ditto.
5139 (sse5_phadduwd): Ditto.
5140 (sse5_phadduwq): Ditto.
5141 (sse5_phaddudq): Ditto.
5142 (sse5_phsubbw): Ditto.
5143 (sse5_phsubwd): Ditto.
5144 (sse5_phsubdq): Ditto.
5145 (sse5_pperm): Ditto.
5146 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5147 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5148 (sse5_pperm_sign_v8hi_v4si): Ditto.
5149 (sse5_pperm_zero_v8hi_v4si): Ditto.
5150 (sse5_pperm_sign_v4si_v2di): Ditto.
5151 (sse5_pperm_sign_v4si_v2di): Ditto.
5152 (sse5_pperm_pack_v2di_v4si): Ditto.
5153 (sse5_pperm_pack_v4si_v8hi): Ditto.
5154 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5155 (sse5_perm<mode>): New SSE5 intrinsic insn.
5156 (rotl<mode>3): Ditto.
5157 (sse5_rotl<mode>3): Ditto.
5158 (sse5_ashl<mode>3): Ditto.
5159 (sse5_lshl<mode>3): Ditto.
5160 (sse5_frcz<mode>2): Ditto.
5161 (sse5s_frcz<mode>2): Ditto.
5162 (sse5_cvtph2ps): Ditto.
5163 (sse5_cvtps2ph): Ditto.
5164 (sse5_vmmaskcmp<mode>3): Ditto.
5165 (sse5_com_tf<mode>3): Ditto.
5166 (sse5_maskcmp<mode>3): Ditto.
5167 (sse5_maskcmp_uns<mode>3): Ditto.
5168 (sse5_maskcmp_uns2<mode>3): Ditto.
5169 (sse5_pcom_tf<mode>3): Ditto.
5171 * config/i386/predicates.md (const_0_to_31_operand): New predicate
5173 (sse5_comparison_float_operator): New predicate to match the
5174 comparison operators supported by the SSE5 com instruction.
5175 (ix86_comparison_int_operator): New predicate to match just the
5176 signed int comparisons.
5177 (ix86_comparison_uns_operator): New predicate to match just the
5178 unsigned int comparisons.
5180 * doc/invoke.texi (-msse5): Add documentation.
5181 (-mfused-madd): Ditto.
5183 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5185 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5187 (x86_64-*-*): Ditto.
5189 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5191 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5192 intrinisics for SSE5.
5194 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5197 * config/i386/mmintrin-common.h: New file, to contain common
5198 instructions between SSE4.1 and SSE5.
5200 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5201 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5202 (gen_regparm_prefix): Ditto.
5204 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5205 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5206 prototype_p to determine if a function is prototyped.
5208 2007-09-12 Janis Johnson <janis187@us.ibm.com>
5210 * config/dfp-bit.c (dfp_conversion_exception): New function.
5211 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
5212 (DFP_TO_INT): Ditto.
5213 (INT_TO_DFP): Ditto.
5214 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
5216 2007-09-12 Jakub Jelinek <jakub@redhat.com>
5219 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
5220 before sp restoration even when total_size is 0, but
5221 frame_pointer_needed.
5223 2007-09-12 Bob Wilson <bob.wilson@acm.org>
5225 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
5226 (xtensa_copy_incoming_a7): Use start_sequence instead of
5227 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
5228 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
5229 of the saveregs sequence.
5231 2007-09-12 Richard Sandiford <richard@codesourcery.com>
5233 * c-tree.h (grokfield): Add a "tree *" argument.
5234 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
5235 Chain nested decl attributes to it. Don't call decl_attributes here.
5236 (groktypename): Pass grokdeclarator a pointer to the attribute list.
5237 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
5238 (grokfield): Take a pointer to the decl's attributes and pass
5239 it to grokdeclarator.
5240 * c-parser.c (c_parser_struct_declaration): Update the calls to
5241 grokfield. Call decl_attributes for anonymous struct and union
5244 2007-09-12 Jan Hubicka <jh@suse.cz>
5246 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
5248 2007-09-12 Ira Rosen <irar@il.ibm.com>
5250 PR tree-optimization/32377
5251 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
5252 between positive and negative dependence distance using DDR_REVERSED_P.
5254 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
5256 PR tree-optimization/33373
5257 * tree-vect-analyze (vect_determine_vectorization_factor): Call
5258 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
5260 2007-09-12 Jan Hubicka <jh@suse.cz>
5263 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
5266 2007-09-12 Christian Bruel <christian.bruel@st.com>
5268 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
5269 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
5271 2007-09-12 Ira Rosen <irar@il.ibm.com>
5273 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
5274 for oprnd1 if not required.
5275 (vectorizable_operation): Use scalar operand in SLP in case of
5276 shift with scalar argument.
5278 2007-09-12 Ira Rosen <irar@il.ibm.com>
5280 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
5283 2007-09-11 James E. Wilson <wilson@specifix.com>
5285 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
5286 TARGET_UNWIND_INFO is defined.
5287 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
5290 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
5292 * config/sh/sh.c (calc_live_regs): Use
5293 current_function_saves_all_registers instead of
5294 current_function_has_nonlocal_label.
5295 (sh_allocate_initial_value): Likewise.
5296 (sh_get_pr_initial_val): Likewise.
5297 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
5298 * config/sh/sh.md (load_ra): Likewise.
5300 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
5302 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
5305 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
5306 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
5308 2007-09-12 Sa Liu <saliu@de.ibm.com>
5310 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
5311 operands to DFmode GE or LE compares.
5313 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5315 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
5316 REG_CLASS_NAMES): Add P0REGS.
5317 (REGNO_REG_CLASS): Return it where appropriate.
5318 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
5319 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
5320 * doc/md.texi (Blackfin family): Document 'q' constraints.
5322 2007-09-11 Steve Kenton <skenton@ou.edu>
5324 * pa/linux-unwind.h: Guard with inhibit_libc.
5325 * pa/hpux-unwind.h: Likewise.
5327 2007-09-11 David Daney <ddaney@avtrex.com>
5329 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
5330 * doc/install.texi: Document new --with-llsc and --without-llsc
5332 * config.gcc: Handle --with-llsc and --without-llsc configure options.
5333 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
5334 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
5336 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5337 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5338 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5339 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5340 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
5341 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
5342 * config/mips/mips.opt (mllsc): New option.
5343 * config/mips/mips.c (mips_llsc): Define variable.
5344 (mips_handle_option): Handle mllsc option.
5345 (override_options): Set mips_print_operand_punct for '|' and '-'.
5346 (print_operand): Add new %| and %- operand codes.
5347 * config/mips/mips.h (mips_llsc_setting): New enum type.
5348 (mips_llsc): Declare.
5349 (OPTION_DEFAULT_SPECS): Add llsc handling.
5350 (GENERATE_SYNC): New macro.
5351 (GENERATE_LL_SC): New macro.
5352 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5353 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5354 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
5355 in %| and %- operand codes.
5357 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
5359 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
5360 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
5362 2007-09-11 Jason Merrill <jason@redhat.com>
5365 * stor-layout.c (layout_decl): Do pack variable size fields.
5367 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
5369 * config/m68k/predicates.md (movsi_const0_operand,
5370 non_symbolic_call_operand): New predicates.
5372 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
5374 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
5375 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
5376 CW, CZ, CS, Ap and Ac.
5378 * config/m68k/m68k.md (UNSPEC_IB): New constant.
5379 (constraints.md): New include.
5380 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
5381 opx_mem, opy_mem, op_mem, guess, split): New attributes.
5382 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
5384 (pushdi): Add split.
5385 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
5386 attributes. Split tstsi_internal_68020_cf from it.
5387 (tstsi_internal_68020_cf): New pattern.
5388 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
5389 (tst<mode>_cf): Specify attributea.
5390 (cmpsi_cf): Name pattern. Specify attributes.
5391 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
5392 (pushexthisi_const): Fix to use alternatives. Specify
5394 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
5395 from it. Fix to use alternatives. Specify attributes.
5396 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
5397 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
5399 (movsf_cf_soft): Specify attributes.
5400 (movdf_cf_soft): Add split.
5401 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
5402 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
5403 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
5404 (truncdfsf2_68881): Name pattern. Specify attributes.
5405 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
5406 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
5407 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
5409 (addsi3_5200): Fix to use alternatives. Specify attributes.
5411 (add<mode>3_cf, subdi_dishl32): Specify attributes.
5412 (subsi3): Add alternative for subq.l. Specify attributes.
5413 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
5414 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
5416 (umulhisi3): Specify attributes.
5417 (mulhisisi3_z): Name pattern. Specify attributes.
5418 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
5419 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
5420 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
5421 bsetmemqi): Specify attributes.
5422 (bsetmemqi_ext): Name pattern. Specify attributes.
5423 (bclrmemqi): Specify attributes.
5424 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
5425 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
5427 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
5428 pattern. Specify attributes.
5429 (jump): Specify attributes.
5430 (tablejump_internal): Name pattern. Specify attributes.
5431 (call_value): Split into non_symbolic_call_value,
5432 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
5433 alternatives. Specify attributes.
5434 (non_symbolic_call_value, symbolic_call_value_jsr,
5435 symbolic_call_value_bsr): New patterns.
5436 (nop, return, unlink, indirect_jump): Specify attributes.
5437 (trap): Fix condition. Specify attributes.
5440 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
5441 (override_options): Initialize it. Initialize m68k_sched_cpu.
5442 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
5443 (const_method): Make global, rename to m68k_const_method.
5444 (const_int_cost, output_move_const_into_data_reg): Update.
5445 (output_move_double): Parametrize to emit rtl code, rename to
5447 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
5448 emit_movsi): New static functions.
5449 (output_move_double): New function with semantics of old
5451 (m68k_emit_move_double): New function.
5452 (m68k_sched_cpu): New variable.
5453 (attr_op_type): New enum.
5454 (sched_guess_p): New variable.
5455 (sched_address_type, sched_operand_type, sched_attr_op_type):
5456 New static functions.
5457 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5458 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
5459 (sched_branch_type): New static variable.
5460 (m68k_sched_branch_type): New function.
5461 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
5462 (m68k_symbolic_call_var): Declare.
5463 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
5464 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
5465 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5466 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
5469 2007-09-11 Jakub Jelinek <jakub@redhat.com>
5471 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
5472 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
5473 error if __builtin_va_arg_pack_len () wasn't optimized out during
5475 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
5476 with the number of inline's anonymous arguments.
5477 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
5479 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
5481 * fold-const.c (extract_muldiv_1): Do not simplify
5484 2007-09-11 Jan Hubicka <jh@suse.cz>
5486 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
5487 (TARGET_INTER_UNIT_CONVERSIONS): New.
5488 * i386.md (floatsi expanders): Remove redundant check for SImode
5489 source; offload to memory when asked for.
5490 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
5491 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5493 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
5494 floatsidf2_mixed_memory, floatsidf2_sse_memory
5495 floatdisf2_mixed_memory, floatsisf2_sse_memory,
5496 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
5498 2007-09-11 Jan Hubicka <jh@suse.cz>
5500 * toplev.c (process_options): all frontends now do unit-at-a-time.
5501 * cgraphunit.c: update comments.
5502 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
5503 * c-decl.c (finish_function): use cgraph_add_new_function.
5504 * function.c (expand_function_end): We are always unit-at-a-time.
5506 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5508 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
5509 settings for MIPS16.
5510 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
5512 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5514 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
5515 SYMBOL_FORCE_TO_MEM constants.
5516 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
5517 (mips16_rewrite_pool_refs_info): New structure.
5518 (mips16_rewrite_pool_constant): New function, split out from...
5519 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
5520 mips16_rewrite_pool_refs_info structure rather than a pointer
5521 to a constant pool. Force force_to_mem_operands into memory.
5522 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
5523 * config/mips/predicates.md (force_to_mem_operand): New predicate.
5524 * config/mips/constraints.md (kf): New constraint.
5525 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
5526 (*movsi_mips16): Likewise.
5528 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5529 Nigel Stephens <nigel@mips.com>
5530 David Ung <davidu@mips.com>
5532 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
5533 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
5534 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
5535 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
5536 (mips_zero_extend_cost): New functions.
5537 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
5538 Use the new functions. Tweak many cost estimates, both here
5539 and in the new subroutines. Return false when the cost of the
5540 operands has not been calculated. Check for *clear_upper32.
5541 Check for floating-point multiply-add, reciprocal and rsqrt
5542 patterns. Handle comparison and rotation codes.
5544 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
5546 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
5548 * config/i386/i386.c (get_dllimport_decl): Don't strip
5551 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5554 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
5555 declarations to top.
5556 (DFP_TO_BFP): Use for either XFmode or TFmode.
5557 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
5559 * config/dfp-bit.h: Include float.h.
5560 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
5561 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
5562 which doesn't mean the same thing.
5563 (BFP_KIND): Use 4 to mean TFmode.
5564 (BFP_FMT): Specify the number of decimal digits based on the
5565 number of mantissa digits.
5566 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
5567 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
5568 (STR_TO_BFP): Use strtold for XFmode or TFmode.
5569 (TFtype): Define if TFmode is supported.
5570 * doc/libgcc.texi (Decimal float library routines): Document
5571 TF conversion functions.
5573 2007-09-10 Chao-ying Fu <fu@mips.com>
5575 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
5576 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5577 (mips_emit_compare): Process fixed-point modes.
5578 (mips_pad_arg_upward): Support fixed-point types.
5579 (override_options): Allow fixed-point modes in accumulators.
5580 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
5581 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
5582 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
5583 (mips_scalar_mode_supported_p): New function to accept fixed-point
5584 modes if the width is not greater than two BITS_PER_WORD.
5585 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
5586 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
5587 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5588 LONG_LONG_ACCUM_TYPE_SIZE): Define.
5589 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
5591 ("IMODE"): New mode attribute.
5592 (mips-fixed.md): Include.
5593 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
5595 * config/mips/mips-fixed.md: New file.
5597 2007-09-11 Ben Elliston <bje@au.ibm.com>
5599 * config/spu/spu.md: Formatting fixes.
5601 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5603 * config/dfp-bit.c (dfp_unary_func): Delete.
5604 (dfp_unary_op): Delete.
5605 (dfp_binary_op): Use decFloat functions instead of decNumber
5606 functions for binary operations.
5607 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
5608 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
5610 (dfp_compare_op): Use decFloat functions insteadof decNumber
5611 functions for comparisons.
5612 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
5613 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
5615 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
5616 call to dxx_binary_op and decFloat function.
5617 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
5618 calls to dxx_binary_op and decFloat function.
5619 * config/dfp-bit.h: Include decFloat header files.
5620 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
5621 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
5622 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
5623 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
5625 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
5626 Jan Sjodin <jan.sjodin@amd.com>
5628 * tree-vect-analyze.c (vect_analyze_operations): Change
5629 comparison of loop iterations with threshold to less than
5630 or equal to instead of less than. Reduce
5631 min_scalar_loop_bound by one.
5632 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5633 Change prologue and epilogue iterations estimate to vf/2,
5634 when unknown at compile-time. Change versioning guard
5635 cost to taken_branch_cost. If peeling for alignment is
5636 unknown at compile-time, change peel guard costs to one
5637 taken branch and one not-taken branch per peeled loop.
5638 If peeling for alignment is known but number of scalar loop
5639 iterations is unknown at compile-time, change peel guard
5640 costs to one taken branch per peeled loop. Change the cost
5641 model equation to consider vector iterations as the loop
5642 iterations less the prologue and epilogue iterations.
5643 Change outside vector cost check to less than or equal to
5644 zero instead of equal to zero.
5645 (vect_do_peeling_for_loop_bound): Reduce
5646 min_scalar_loop_bound by one.
5647 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
5648 TARG_COND_NOT_TAKEN_BRANCH_COST.
5649 * config/i386/i386.h (processor_costs): Add
5650 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
5651 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
5652 vec_align_load_cost, vect_unalign_load_cost,
5653 vec_store_cost, cond_taken_branch_cost,
5654 cond_not_taken_branch_cost.
5655 Define macros for x86 costs.
5656 * config/i386/i386.c:
5657 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
5658 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
5659 scalar_to_vec_cost, vec_align_load_cost,
5660 vect_unalign_load_cost, vec_store_cost,
5661 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
5662 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
5663 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
5664 core2_cost, generic64_cost, generic32_cost): Set to default
5666 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
5667 (x86_builtin_vectorization_cost): New.
5669 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5670 Ben Elliston <bje@au.ibm.com>
5672 * dfp.c: Include decimal128Local.h;
5673 (dfp_byte_swap): Remove.
5674 (encode_decimal32, decode_decimal32): Don't handle endianness.
5675 (encode_decimal64, decode_decimal64): Ditto.
5676 (encode_decimal128, decode_decimal128): Ditto.
5677 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
5679 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
5681 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
5682 * Makefile.in (DECNUM_H): Add decimal128Local.h.
5684 2007-09-10 David Daney <ddaney@avtrex.com>
5686 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
5688 (memory_barrier): Rewrote as an insn that clobbers memory.
5690 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5692 * config/mips/mips.c (mips_global_pointer): Check
5693 call_really_used_regs instead of call_used_regs.
5694 (mips_save_reg_p): Likewise. Save all call-saved registers
5695 if current_function_saves_all_registers. Fix indentation.
5696 No longer treat $18 as a special case.
5697 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
5699 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5701 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
5702 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
5703 the introductory comment.
5704 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5705 (override_options): Don't test for it.
5706 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5707 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
5708 * config/mips/vr.h: As for config/mips/sde.h.
5710 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5711 Revital Eres <eres@il.ibm.com>
5713 * target.h (struct gcc_target.sched): New field: sms_res_mii.
5714 (struct ddg): Define.
5715 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
5716 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
5717 * config/spu/spu.c: Include ddg.h.
5718 (TARGET_SCHED_SMS_RES_MII): Define.
5719 (spu_sms_res_mii): New function to calculate mii.
5720 * modulo-sched (res_MII): Use it.
5721 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
5723 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5725 * config/s390/s390.c (s390_dump_pool): Create copy of constant
5726 pool entries since they might hold values that must not be shared.
5728 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
5731 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
5732 Use 'N' operand constraint for op2.
5733 (lshr<mode>3): Ditto.
5734 (ashl<mode>3): Ditto.
5735 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
5736 (vec_shr_<mode>): Ditto.
5737 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
5738 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
5740 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5742 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
5743 Change mode macro in the last real_2expN parameter to uppercase.
5745 2007-09-10 Michael Matz <matz@suse.de>
5747 * tree-pass.h (pass_cselim): Declare new pass.
5748 * passes.c (init_optimization_passes): Link in pass_cselim.
5749 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
5750 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
5751 cond_store_replacement.
5752 (condstoretemp): New static variable.
5753 (cond_store_replacement): New function.
5754 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
5755 tree_ssa_phiopt_worker.
5756 (struct name_to_bb): New.
5757 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
5758 nt_init_block, nt_fini_block): New static functions.
5759 (seen_ssa_names, nontrap_set): New static variables.
5760 (gate_cselim, pass_cselim): Define new pass.
5761 * common.opt (ftree-cselim): New flag.
5762 * toplev.c (process_options): Set flag_tree_cselim if required.
5764 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
5766 * simplify-rtx.c (simplify_relational_operation_1): For recent
5767 canonicalization, don't recurse if op1 equals both PLUS arguments.
5769 2007-09-09 David Daney <ddaney@avtrex.com>
5771 * optabs.c (expand_sync_operation): Use plus insn if minus
5773 (expand_sync_fetch_operation): Ditto.
5775 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5777 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
5779 (*floatsisf2_sse_vector): Likewise.
5781 2007-09-09 Krister Walfridsson <cato@df.lth.se>
5783 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
5785 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5787 * config/i386/i386.h (ix86_tune_indices): Rename
5788 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
5789 (TARGET_USE_VECTOR_CONVERTS): Updated.
5790 * config/i386/i386.c: Likewise.
5792 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
5793 Nigel Stephens <nigel@mips.com>
5795 * doc/invoke.texi (Overall Options): Add .sx file extension
5796 as a synonym for .S.
5797 * cppspec.c (known_suffixes): Likewise.
5798 * gcc.c (default_compilers): Likewise.
5800 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
5803 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
5804 * simplify-rtx.c (simplify_relational_operation_1): Add the
5805 canonicalization from i386.h.
5806 * doc/md.texi (Canonicalization of Instructions): Document it.
5808 2007-09-09 Jan Hubicka <jh@suse.cz>
5809 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5811 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
5812 (TARGET_USE_VECTOR_CONVERTS): New.
5813 * i386.md: New post-reload splitters for converting SF to DF and DF to
5815 (floatsi* expander): Special case vector conversions.
5816 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
5817 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
5818 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
5819 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5820 Disable when doing vector converts.
5821 (floatsi<mode>2_i387): Disable when
5822 * sse.md (vec_dupv2df): Export.
5823 * i386.c (ix86_tune_features): Enable SSE conversions.
5825 2007-09-09 Richard Guenther <rguenther@suse.de>
5827 * tree-ssa-operands.c (add_virtual_operand): Only mark
5828 stores as has_volatile_ops if alias information is not available.
5830 2007-09-09 Revital Eres <eres@il.ibm.com>
5832 * doc/contrib.texi: Add myself.
5834 2007-09-09 Ira Rosen <irar@il.ibm.com>
5836 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
5837 stmt_vinfo_set_outside_of_loop_cost): New functions.
5838 * tree-vect-transform.c (vect_get_cost_fields): Remove.
5839 (vect_model_simple_cost): Call
5840 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
5841 field instead of calling vect_get_cost_fields.
5842 (vect_model_store_cost, vect_model_load_cost): Likewise.
5844 2007-09-09 Revital Eres <eres@il.ibm.com>
5846 * config/rs6000/rs6000.c (paired_init_builtins): Add const
5847 declaration to bdesc_paired_preds variable.
5848 (paired_expand_builtin): Likewise.
5850 2007-09-09 Revital Eres <eres@il.ibm.com>
5852 * dbgcnt.def (sms_sched_loop): New counter.
5853 * modulo-sched.c: Use sms_sched_loop instead of
5854 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
5855 perform swing modulo scheduling on. Include dbgcnt.h.
5856 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
5857 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
5859 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
5861 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
5862 Substitute all uses with ...
5863 (MODEF): New mode iterator.
5865 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
5866 from pre-regalloc define_insn_and_split splitter pattern.
5867 (*fix_trunc<mode>_i387_1): Ditto.
5868 (*fistdi2_1): Ditto.
5869 (*fist<mode>2_1): Ditto.
5870 (frndintxf2_floor): Ditto.
5871 (*fist<mode>2_floor_1): Ditto.
5872 (frndintxf2_ceil): Ditto.
5873 (*fist<mode>2_ceil_1): Ditto.
5874 (frndintxf2_trunc): Ditto.
5875 (frndintxf2_mask_pm): Ditto.
5877 (prologue): Use (const_int 0) as never generated filler insn.
5879 (sibcall_epilogue): Ditto.
5880 (eh_return_si): Ditto.
5881 (eh_return_di): Ditto.
5883 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
5884 using MODEF mode iterator.
5885 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
5886 using MODEF mode iterator.
5887 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
5888 using MODEF mode iterator.
5889 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
5890 Macroize expander using MODEF mode iterator.
5892 (zero_extendsidi2): Remove operand constraints from expander.
5893 (smuldi3_highpart): Ditto.
5894 (indirect_jump): Ditto.
5897 * config/i386/sse.md (storentv4sf): Ditto.
5898 (storentv2df): Ditto.
5899 (storentv2di): Ditto.
5901 (sse2_cvtpd2ps): Ditto.
5902 (vec_interleave_highv16qi): Ditto.
5903 (vec_interleave_lowv16qi): Ditto.
5904 (vec_interleave_highv8hi): Ditto.
5905 (vec_interleave_lowv8hi): Ditto.
5906 (vec_interleave_highv4si): Ditto.
5907 (vec_interleave_lowv4si): Ditto.
5908 (vec_interleave_highv2di): Ditto.
5909 (vec_interleave_lowv2di): Ditto.
5910 (sse2_maskmovdqu): Ditto.
5911 * config/i386/mmx.md (mmx_maskmovq): Ditto.
5913 2007-09-09 Ira Rosen <irar@il.ibm.com>
5915 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
5916 (struct _slp_tree, struct _slp_instance): Define new data structures
5917 along macros for their access.
5918 (struct _loop_vec_info): Define new fields: strided_stores,
5919 slp_instances, and slp_unrolling_factor along macros for their access.
5920 (enum slp_vect_type): New.
5921 (struct _stmt_vec_info): Define new field, slp_type, and macros for
5923 (STMT_VINFO_STRIDED_ACCESS): New macro.
5924 (vect_free_slp_tree): Declare.
5925 (vectorizable_load): Add an argument of type slp_tree.
5926 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
5927 vectorizable_assignment): Likewise.
5928 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
5929 Declare (make extern).
5930 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5931 (new_loop_vec_info): Likewise.
5932 (destroy_loop_vec_info): Free memory allocated for SLP structures.
5933 * tree-vect-analyze.c: Include recog.h.
5934 (vect_update_slp_costs_according_to_vf): New.
5935 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
5936 functions. For not pure SLP stmts with strided access check that the
5937 group size is power of 2. Update the vectorization factor according to
5938 SLP. Call vect_update_slp_costs_according_to_vf.
5939 (vect_analyze_group_access): New.
5940 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
5941 (vect_free_slp_tree): New functions.
5942 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
5943 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
5944 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
5945 vect_detect_hybrid_slp): Likewise.
5946 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
5947 and vect_detect_hybrid_slp.
5948 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
5949 SLP costs into account.
5950 (vect_get_cost_fields): New function.
5951 (vect_model_simple_cost): Make extern, add SLP parameter and handle
5953 (vect_model_store_cost, vect_model_load_cost): Likewise.
5954 (vect_get_constant_vectors): New function.
5955 (vect_get_slp_vect_defs, vect_get_slp_defs,
5956 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
5957 vect_get_vec_defs): Likewise.
5958 (vectorizable_reduction): Don't handle SLP for now.
5959 (vectorizable_call): Don't handle SLP for now. Add argument to
5960 vect_model_simple_cost.
5961 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
5962 get SLPed and vectorized defs). Fix indentation and spacing.
5963 (vectorizable_assignment): Handle SLP.
5964 (vectorizable_induction): Don't handle SLP for now.
5965 (vectorizable_operation): Likewise.
5966 (vectorizable_type_demotion): Add argument to
5967 vect_model_simple_cost.
5968 (vectorizable_type_promotion): Likewise.
5969 (vectorizable_store, vectorizable_load): Handle SLP.
5970 (vectorizable_condition): Don't handle SLP for now.
5971 (vect_transform_stmt): Add a new argument for SLP. Check that there is
5972 no SLP transformation required for unsupported cases. Add SLP
5973 argument for supported cases.
5974 (vect_remove_stores): New function.
5975 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
5976 (vect_transform_loop): Schedule SLP instances.
5977 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
5979 2007-09-09 Andrew Haley <aph@redhat.com>
5981 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
5984 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
5986 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
5987 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
5988 Similar for what label_refs can go in the JUMP_TARGET field. Split
5989 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
5990 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
5991 REG_LABEL when replacing an operand with a LABEL_REF for a
5993 (subst_reloads): When replacing a LABEL_REG with a register,
5994 instead of generating a REG_LABEL note, assert that there already
5995 is one or that the label is a known target for the insn.
5996 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
5997 note, check the JUMP_LABEL field. Remove "else" after return.
5998 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
5999 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
6000 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
6001 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
6002 insns. Iterate over all notes; don't assume there's only one.
6003 * cse.c (recorded_label_ref): Adjust comment to refer to
6005 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
6006 insns, not just NONJUMP_INSN_P.
6007 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
6008 isn't a jump target.
6009 * jump.c (rebuild_jump_labels): Adjust head comment.
6010 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
6011 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
6012 (mark_all_labels): For JUMP_P insns without a target, check if the
6013 the target is noted on the previous nonjump insn.
6014 (mark_jump_label_1): New function, guts from mark_jump_label.
6015 <case IF_THEN_ELSE>: Handle first operand as a non-target when
6016 marking jump target labels.
6017 <case LABEL_REF>: Adjust for whether to generate a
6018 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
6019 For 'E' format rtl, iterate in descending element order.
6020 (delete_related_insns): Handle both REG_LABEL_TARGET and
6021 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
6022 reference count, delete and fallthrough. Move finding-next-
6023 non-deleted insn last in the function. Look at all INSN_P insns
6024 for REG_LABEL_OPERAND notes.
6025 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
6027 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
6028 JUMP_LABEL, output the INSN_UID of it.
6029 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
6030 and/or REG_LABEL_TARGET.
6031 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
6032 with jump.c copy by only adding notes for labels actually
6033 referenced in the insn.
6034 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
6035 usage count increment; handle all INSN_P trial insns.
6036 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
6038 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
6039 REG_LABEL_TARGET and REG_LABEL_OPERAND.
6040 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
6042 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
6043 JUMP_P insns and REG_LABEL_OPERAND everywhere.
6044 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
6045 on all INSN_P insns.
6046 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
6047 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
6048 REG_LABEL_OPERAND notes.
6049 * reload1.c (calculate_needs_all_insns): Adjust comments.
6050 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
6051 * config/alpha/alpha.md (split for load of an address into a
6052 four-insn sequence on Unicos/Mk): Adjust to use
6054 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
6056 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6059 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6060 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6061 FOR_BB_INSNS_SAFE instead of for loop.
6062 * cse.c (cse_extended_basic_block): Likewise.
6063 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6064 that the for loop does not invoke NEXT_INSN on a deleted insn.
6065 * function.c (instantiate_virtual_regs): Likewise.
6066 * lower-subreg.c (remove_retval_note): Likewise.
6067 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6069 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6071 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6072 insn, if it's a jump.
6073 (try_redirect_by_replacing_jump): New variable jump_p. Call
6074 tablejump_p before delete_insn_chain.
6075 * reload1.c (reload): New variable next. Make sure that the for
6076 loop does not invoke NEXT_INSN on a deleted insn.
6077 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6078 (delete_output_reload): New variable prev. Make sure the the for
6079 loops do not invoke PREV_INSN on a deleted insn.
6081 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6083 * pa/constraints.md: Remove 'X' from unused letters comment.
6085 2007-09-08 Richard Guenther <rguenther@suse.de>
6087 * tree-tailcall.c (find_tail_calls): If we don't have aliases
6088 computed check stmt_ann->references_memory instead of counting
6091 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
6093 * cse.c (fold_rtx): Use validate_unshare_change() instead of
6094 validate_change() in one more case.
6096 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
6098 PR tree-optimization/32283
6099 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
6100 estimated_loop_iterations.
6101 (determine_use_iv_cost_condition): Decrease cost of expressions
6102 used in iv elimination.
6104 2007-09-08 Richard Guenther <rguenther@suse.de>
6106 * tree-cfg.c (verify_gimple_expr): Avoid building new
6107 pointer types, use TYPE_POINTER_TO if available instead.
6109 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
6112 PR rtl-optimization/26449
6113 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
6114 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
6116 (mulv16qi3): Implement as define_insn_and_split pattern instead of
6117 define_expand. Split insn in split1 pass.
6120 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
6122 PR tree-optimization/33301
6123 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
6126 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
6128 PR tree-optimization/32183
6129 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
6131 * tree-ssa-reassoc.c: Include cfgloop.h.
6132 (is_reassociable_op): Add a loop argument and return true only
6134 (linearize_expr): Updated.
6135 (should_break_up_subtract): Likewise.
6136 (linearize_expr_tree): Likewise.
6137 (init_reassoc): Call loop_optimizer_init with
6138 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
6139 with CDI_DOMINATORS.
6140 (fini_reassoc): Call loop_optimizer_finalize.
6142 2007-09-07 Sterling Augustine <sterling@tensilica.com>
6144 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
6145 if there is no i-cache.
6147 2007-09-07 Richard Guenther <rguenther@suse.de>
6150 2007-09-06 Richard Guenther <rguenther@suse.de>
6152 PR tree-optimization/32586
6153 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6154 folding if nothing changed.
6155 (simplify_unary_expression): New function. Do tree combining
6156 on conversion like codes.
6157 (try_to_simplify): Call it.
6159 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6162 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
6163 (__gthread_active,__gthread_start, __gthread_active_init): New.
6164 * gthr-posix95.h: Likewise.
6166 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
6168 * function.h (struct function): Rename calls_unwind_init
6169 to saves_all_registers.
6170 (current_function_saves_all_registers): Renamed from
6171 current_function_calls_unwind_init.
6172 * reload1.c (reload): Set current_function_saves_all_registers.
6173 * except.c (expand_builtin_unwind_init): Likewise.
6174 * config/m68k/m68k.c (m68k_save_reg): Use
6175 current_function_saves_all_registers to save pic register.
6177 2007-09-07 Janis Johnson <janis187@us.ibm.com>
6179 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
6180 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
6182 Reapply reverted changes:
6184 2007-09-06 Jan Hubicka <jh@suse.cz>
6186 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
6189 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6191 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6192 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6194 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6196 * optabs.c (expand_float): Convert unsigned integer as signed only
6197 if it provides sufficient accuracy; add mode argument to real_2expN.
6198 (expand_fix): Fix comment typos; extend binary float into mode
6199 wider than destination for converion to unsigned integer; add mode
6200 argument to real_2expN.
6201 * real.c (real_2expN): Add mode argument to special-case decimal
6203 * real.h (real_2expN): Ditto.
6204 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6206 (fixed_from_string): Ditto.
6207 (fixed_to_decimal): Ditto.
6208 (fixed_convert_from_real): Ditto.
6209 (real_convert_from_fixed): Ditto.
6210 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6211 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6212 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6213 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6215 2007-09-07 Diego Novillo <dnovillo@google.com>
6217 * tree-flow.h (const_block_stmt_iterator): Remove.
6218 Update all users to use block_stmt_iterator.
6219 * tree-iterator.h (const_tree_stmt_iterator): Remove.
6220 Update all users to use tree_stmt_iterator.
6222 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
6224 * config/mips/mips.c (mips_set_current_function): Temporarily
6225 make this a no-op to fix bootstrap errors, pending rewrite.
6227 2007-09-07 Jan Hubicka <jh@suse.cz>
6229 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
6232 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
6234 PR tree-optimization/33299
6235 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
6236 uses for all relevant loop-exit phis, not just the first.
6238 2007-09-07 Richard Guenther <rguenther@suse.de>
6241 * tree-ssa-operands.c (access_can_touch_variable): An access
6242 of the form (*p)[0] can touch a variable of same size.
6244 2007-09-07 Jan Hubicka <jh@suse.cz>
6246 * passes.c (init_optimization_passes): Add simple dce and addressable
6248 * tree-ssa.c (execute_update_addresses_taken): New function.
6249 (pass_update_address_taken): New.
6250 * tree-ssa-dse.c (execute_simple_dse): New function.
6251 (pass_simple_dse): New.
6252 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
6254 2007-09-07 Tobias Burnus <burnus@net-b.de>
6257 * doc/invoke.texi: Fix -Wstrict-overflow= table.
6259 2007-09-07 Richard Guenther <rguenther@suse.de>
6262 2007-09-06 Richard Guenther <rguenther@suse.de>
6264 PR tree-optimization/32586
6265 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6266 folding if nothing changed.
6267 (simplify_unary_expression): New function. Do tree combining
6268 on conversion like codes.
6269 (try_to_simplify): Call it.
6271 2007-09-07 Richard Guenther <rguenther@suse.de>
6272 Uros Bizjak <ubizjak@gmail.com>
6274 PR tree-optimization/32821
6275 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
6276 NULL in the call to set_bb_stmt_list.
6278 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6280 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
6281 float calls here, rather than leaving some to the caller.
6282 Use call_internal_direct and call_value_internal_direct.
6283 * config/mips/mips.md (call_internal_direct): New pattern.
6284 (call_value_internal_direct): Likewise.
6286 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6288 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
6289 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
6291 (override_options): Set mips_base_move_loop_invariants.
6293 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6295 * config/mips/mips.opt (mcode-readable=): Move to keep list
6298 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6300 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
6301 and -mgpopt options. Adjust the -G documentation to match.
6302 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
6303 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
6304 function, split out from mips_classify_symbol. Return false for
6305 !TARGET_LOCAL_SDATA.
6306 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
6307 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
6308 (override_options): Check whether the -mgpopt setting is consistent
6309 with the other flags.
6310 (symbolic_expression_p): Delete.
6311 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
6312 and default_elf_select_rtx_section.
6313 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
6314 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
6315 external data and TARGET_EXTERN_SDATA.
6317 2007-09-07 Tobias Burnus <burnus@net-b.de>
6320 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
6322 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6324 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6325 FOR_BB_INSNS_SAFE instead of for loop.
6326 * cse.c (cse_extended_basic_block): Likewise.
6327 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6328 that the for loop does not invoke NEXT_INSN on a deleted insn.
6329 * function.c (instantiate_virtual_regs): Likewise.
6330 * lower-subreg.c (remove_retval_note): Likewise.
6331 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6333 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6335 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6336 insn, if it's a jump.
6337 (try_redirect_by_replacing_jump): New variable jump_p. Call
6338 tablejump_p before delete_insn_chain.
6339 * reload1.c (reload): New variable next. Make sure that the for
6340 loop does not invoke NEXT_INSN on a deleted insn.
6341 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6342 (delete_output_reload): New variable prev. Make sure the the for
6343 loops do not invoke PREV_INSN on a deleted insn.
6345 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
6347 * cgraphbuild.c (rebuild_cgraph_edges): Export.
6348 * cgraph.h (rebuild_cgraph_edges): Declare.
6349 * tree-pass.h (pass_expand_omp_ssa): New.
6350 * omp-low.c (find_omp_clause): Export.
6351 (copy_var_decl): Split from omp_copy_decl_2.
6352 (build_omp_barrier): Return the call to emit instead of emitting
6354 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
6356 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
6357 expand_omp_for_generic, expand_omp_for_static_nochunk,
6358 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
6359 Adapted to work on SSA form.
6360 (execute_expand_omp): Do not invalidate dominance information.
6361 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
6362 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
6363 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
6365 (force_gimple_operand): Allow gimplifying code expressions without
6367 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
6368 * common.opt (fopenmp-ssa): New.
6369 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
6370 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
6371 * tree-cfg.c: Include tree-inline.h.
6372 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
6373 (replace_by_duplicate_decl, replace_ssa_name,
6374 mark_virtual_ops_in_region): New functions.
6375 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
6376 to work on SSA form.
6377 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
6378 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
6381 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6383 * tree-loop-linear.c: Include obstack.h.
6384 (linear_transform_loops): New obstack lambda_obstack.
6385 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
6386 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
6387 and free afterwards.
6388 * lambda.h (struct obstack): New forward declaration.
6389 (lambda_linear_expression_new): New parameter of type struct
6391 (lambda_loopnest_new): Likewise.
6392 (lambda_loopnest_transform): Likewise.
6393 (lambda_body_vector_new): Likewise.
6394 (lambda_body_vector_compute_new): Likewise.
6395 (gcc_loopnest_to_lambda_loopnest): Likewise.
6396 (lambda_loopnest_to_gcc_loopnest): Likewise.
6397 * lambda-code.c: Include obstack.h.
6398 (lambda_lattice_new): New parameter lambda_obstack. Use it for
6400 (lambda_body_vector_new): Likewise.
6401 (lambda_linear_expression_new): Likewise.
6402 (lambda_lattice_new): Likewise.
6403 (lambda_loopnest_new): Likewise. Additionally use obstack to
6404 allocate LN_LOOPS(ret).
6405 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
6406 it to lambda_lattice_new.
6407 (lambda_body_vector_compute_new): New parameter lambda_obstack.
6408 Pass it to lambda_body_vector_new.
6409 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
6410 it to lambda_lattice_new.
6411 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
6412 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
6413 (lambda_compute_target_space): Likewise.
6414 (lambda_compute_auxillary_space): New parameter lambda_obstack.
6415 Pass it to lambda_lattice_compute_base and
6416 compute_nest_using_fourieer_motzkin.
6417 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
6418 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
6419 and lambda_lattice_compute_target_space.
6420 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
6421 Pass it to lambda_linear_expression_new.
6422 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
6423 to gcc_tree_to_linear_expression.
6424 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
6425 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
6426 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
6427 Pass it to lambda_body_vector_new and
6428 lambda_body_vector_compute_new.
6429 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
6430 (lambda-code.o): Likewise.
6432 2007-09-06 Chao-ying Fu <fu@mips.com>
6434 * ginclude/stdfix.h: New file.
6435 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
6436 (convert.o): Add dependence on fixed-value.h.
6437 * c-convert.c (convert): Support FIXED_POINT_TYPE.
6438 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
6439 to define fixed-point constants.
6440 (c_cpp_builtins): Define fixed-point constants.
6441 * convert.c (fixed-value.h): New include.
6442 (convert_to_real): Update comment to include fixed-point.
6443 Support FIXED_POINT_TYPE.
6444 (convert_to_integer): Update comment to include fixed-point.
6445 Support FIXED_POINT_TYPE.
6446 (convert_to_complex): Support FIXED_POINT_TYPE.
6447 (convert_to_fixed): New function.
6448 * convert.h (convert_to_fixed): Declare.
6449 * genopinit.c: Add comment about $Q for only fixed-point modes.
6450 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
6451 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
6452 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
6453 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
6454 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
6455 usneg_optab for fixed-point modes.
6456 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
6458 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
6459 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
6460 unsigned saturation optabs, when type is saturating.
6461 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
6462 (expand_fixed_convert): New function.
6463 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
6464 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
6465 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
6466 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
6467 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
6468 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
6470 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
6471 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
6472 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
6473 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
6474 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
6476 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
6477 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
6478 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
6479 fractuns, satfractuns.
6480 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
6481 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
6482 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
6483 OTI_ssmsub_widen, OTI_usmsub_widen.
6484 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
6485 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
6486 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
6487 umsub_widen_optab, usmsub_widen_optab): Define.
6488 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
6490 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
6492 (expand_fixed_convert): Declare.
6493 * expr.c (convert_move): Support the move of fixed-point modes.
6494 (emit_move_insn_1): Handle fixed-point mode to move via integer.
6495 (categorize_ctor_elements_1): Handle FIXED_CST.
6496 (count_type_elements): Handle FIXED_POINT_TYPE.
6497 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
6498 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6500 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
6501 multiply and add/subtract for fixed-point types.
6502 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
6503 mode, we jump to binop directly.
6504 Support FIXED_CONVERT_EXPR.
6505 (do_store_flag): Check FIXED_CST to put a constant second.
6506 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
6507 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6508 (const_vector_from_tree): Support FIXED_CST.
6509 * doc/extend.texi (Fixed-Point): New node.
6510 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
6511 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
6512 satfract, fractuns, satfractuns): Document them.
6514 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6516 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
6517 addresses into I registers.
6519 2007-09-06 Jan Hubicka <jh@suse.cz>
6520 Andreas Tobler <a.tobler@schweiz.org>
6522 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
6524 (machopic_legitimize_pic_address): Likewise.
6526 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6527 Jan Hubicka <jh@suse.cz>
6529 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
6530 instead of ufloat_optab->handlers directly.
6531 (floatdidf2): Likewise.
6533 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
6535 * config/mips/mips.c: Include diagnostic.h.
6536 (mips_set_current_function): Check errorcount and sorrycount
6537 before generating RTL.
6539 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6542 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
6543 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
6544 (print_operand_reloc): Likewise.
6546 2007-09-06 Janis Johnson <janis187@us.ibm.com>
6550 2007-09-06 Jan Hubicka <jh@suse.cz>
6552 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6555 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6557 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6558 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6560 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6562 * optabs.c (expand_float): Convert unsigned integer as signed only
6563 if it provides sufficient accuracy; add mode argument to real_2expN.
6564 (expand_fix): Fix comment typos; extend binary float into mode
6565 wider than destination for converion to unsigned integer; add mode
6566 argument to real_2expN.
6567 * real.c (real_2expN): Add mode argument to special-case decimal
6569 * real.h (real_2expN): Ditto.
6570 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6572 (fixed_from_string): Ditto.
6573 (fixed_to_decimal): Ditto.
6574 (fixed_convert_from_real): Ditto.
6575 (real_convert_from_fixed): Ditto.
6576 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6577 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6578 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6579 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6581 2007-09-06 Tom Tromey <tromey@redhat.com>
6583 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
6584 * c-pch.c (c_common_read_pch): Restore current location after
6586 * tree.c (expand_location): Update.
6587 (expr_filename): Changed return type. Unified the two cases.
6588 (expr_lineno): Likewise.
6589 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
6591 * toplev.c (line_table): Changed type.
6592 (general_init): Update.
6593 (realloc_for_line_map): New function.
6594 (general_init): Allocate line_table using GC.
6595 * fix-header.c (line_table): Changed type.
6596 (read_scan_file): Update.
6597 (read_scan_file): Update.
6598 * c-ppoutput.c (maybe_print_line): Update.
6599 (print_line): Update.
6600 (cb_line_change): Update.
6601 (cb_define): Update.
6602 (pp_file_change): Update.
6603 * c-opts.c (c_common_init_options): Update.
6604 (finish_options): Update.
6605 (push_command_line_include): Update.
6606 * c-lex.c (cb_line_change): Update.
6607 (cb_def_pragma): Update.
6608 (cb_define): Update.
6610 (c_lex_with_flags): Use cpp_get_token_with_location.
6611 * input.h (line_table): Changed type.
6612 (location_from_locus): New macro.
6613 * tree.h (EXPR_FILENAME): No longer an lvalue.
6614 (EXPR_LINENO): Likewise.
6615 (expr_locus, set_expr_locus): Declare separately for
6616 USE_MAPPED_LOCATION.
6617 (expr_filename, expr_lineno): Changed return type.
6618 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
6619 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
6620 (expand_gimple_basic_block): Likewise.
6621 * final.c (final_scan_insn): Use expanded_location.
6623 2007-09-06 Richard Guenther <rguenther@suse.de>
6625 PR tree-optimization/32586
6626 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6627 folding if nothing changed.
6628 (simplify_unary_expression): New function. Do tree combining
6629 on conversion like codes.
6630 (try_to_simplify): Call it.
6631 * builtins.c (fold_builtin_cexp): Fold the built expressions.
6632 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
6634 2007-09-06 Jan Hubicka <jh@suse.cz>
6637 * cse.c (fold_rtx): Avoid invalid sharing.
6639 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6641 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6642 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6644 2007-09-06 Revital Eres <eres@il.ibm.com>
6646 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6647 Fix offsettable memory reference for 750CL.
6649 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
6651 * reload.c (find_reloads_address_1): Try to preserve original
6652 base/index regclass of operands.
6653 * regrename.c (scan_rtx_address): Likewise.
6654 (replace_oldest_value_addr): Likewise.
6656 2007-09-06 Richard Guenther <rguenther@suse.de>
6658 PR tree-optimization/33302
6659 * domwalk.c (walk_dominator_tree): The exit block is
6660 interesting even if it is not reachable.
6662 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6665 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
6667 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
6669 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
6672 2007-09-05 Ian Lance Taylor <iant@google.com>
6674 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
6676 (dump_generic_node): Likewise.
6677 * print-rtl.c (print_decl_name): Likewise.
6678 * print-tree.c (print_node_brief): Likewise.
6679 (print_node): Likewise.
6680 * Makefile.in (RTL_BASE_H): Add alias.h.
6683 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
6685 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
6687 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
6688 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
6690 2007-09-06 Jie Zhang <jie.zhang@analog.com>
6692 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
6693 (tm_defines): Define UCLIBC_DEFAULT to 1.
6694 (extra_options): Add linux.opt.
6695 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6696 (CRT_CALL_STATIC_FUNCTION): Likewise.
6697 (NO_IMPLICIT_EXTERN_C): Likewise.
6698 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6699 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
6700 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6701 (ENDFILE_SPEC): Don't define.
6702 (LIB_SPEC): Likewise.
6703 (CRT_CALL_STATIC_FUNCTION): Likewise.
6704 (NO_IMPLICIT_EXTERN_C): Likewise.
6705 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
6706 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6708 2007-09-06 Jan Hubicka <jh@suse.cz>
6710 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6713 2007-09-06 Jan Hubicka <jh@suse.cz>
6715 * opts.c (common_handle_option): Enable inlining functions for
6718 2007-09-06 Jakub Jelinek <jakub@redhat.com>
6720 * builtin-attrs.def (ATTR_NONNULL_3): New.
6721 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
6722 ATTR_NOTHROW_NONNULL_##FA.
6723 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
6724 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
6725 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
6726 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
6727 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
6728 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
6729 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
6731 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
6732 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
6733 ATTR_FORMAT_NOTHROW_3_4): Remove.
6734 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
6735 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
6736 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
6737 instead of ATTR_FORMAT_*_*.
6739 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
6741 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
6742 parts re-used for REG_FRAME_RELATED_EXPR.
6744 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6746 * optabs.c (expand_float): Convert unsigned integer as signed only
6747 if it provides sufficient accuracy; add mode argument to real_2expN.
6748 (expand_fix): Fix comment typos; extend binary float into mode
6749 wider than destination for converion to unsigned integer; add mode
6750 argument to real_2expN.
6751 * real.c (real_2expN): Add mode argument to special-case decimal
6753 * real.h (real_2expN): Ditto.
6754 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6756 (fixed_from_string): Ditto.
6757 (fixed_to_decimal): Ditto.
6758 (fixed_convert_from_real): Ditto.
6759 (real_convert_from_fixed): Ditto.
6760 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6761 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6762 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6763 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6765 2007-09-05 Ian Lance Taylor <iant@google.com>
6767 * init-regs.c (initialize_uninitialized_regs): Call
6768 emit_insn_before rather than add_insn_before.
6770 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6772 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
6773 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
6774 * tree-inline.h (copy_body_data): Add call_expr field.
6775 * tree-inline.c (expand_call_inline): Initialize call_expr.
6776 (copy_bb): Append anonymous inline fn arguments to arguments
6777 when inlining a CALL_EXPR_VA_ARG_PACK call.
6778 * builtins.c (expand_builtin): Issue an error if
6779 BUILT_IN_VA_ARG_PACK is seen during expand.
6780 (fold_call_expr, fold_builtin_call_array): Don't fold
6781 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
6782 __builtin_va_arg_pack () call as last argument.
6783 * gimplify.c (gimplify_call_expr): If last argument to a vararg
6784 function is __builtin_va_arg_pack (), decrease number of call
6785 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
6786 * expr.c (expand_expr_real_1): Issue an error if
6787 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
6788 * tree-pretty-print.c (dump_generic_node): Handle printing
6789 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
6790 * doc/extend.texi (__builtin_va_arg_pack): Document.
6792 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
6794 PR tree-optimization/21513
6795 * builtins.c (build_builtin_expect_predicate): New function.
6796 (fold_builtin_expect): Add argument for expected value.
6797 Distribute __builtin_expect over short-circuiting operations.
6798 Fold nested builtin_expects.
6799 (fold_builtin_2): Adjust call to fold_builtin_expect.
6801 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
6804 PR tree-optimization/13756
6805 * doc/invoke.texi (Options That Control Optimization): Document
6808 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
6810 * config/i386/cpuid.h: New file.
6811 * config/i386/driver-i386.c: Include cpuid.h.
6812 (describe_cache): Shrink size and line strings to 100 bytes.
6813 (detect_caches_amd): Return "" for unsupported max_ext_level.
6814 Use __cpuid function.
6815 (detect_caches_intel): Return "" for unsupported max_level.
6816 Use __cpuid function.
6817 (host_detect_local_cpu): Change feature flag variables to
6818 unsigned int. Initialize only extended feature flag variables.
6819 Use __get_cpuid_max to determine max supported cpuid level.
6820 Use __cpuid function to determine supported features. Fix
6821 calculation of family id. Remove is_amd and check signature
6822 directly. Check for Geode signature. Handle family 4 id.
6823 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
6824 cpu discovery code to lower part of the function.
6825 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
6826 for sub-architecture.
6827 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
6828 [PROCESSOR_K8]: Add k8-sse3 architecture.
6829 [PROCESSOR_NOCONA]: Remove.
6830 [PROCESSOR_GENERIC64]: Ditto.
6831 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
6832 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
6833 to check for SSE and FXSAVE support.
6834 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
6835 Add -minline-all-stringops.
6836 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
6837 (x86_64-*-*): Ditto.
6839 2007-09-05 Jie Zhang <jie.zhang@analog.com>
6841 * config/bfin/linux-unwind.h: New file.
6842 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
6843 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
6845 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6847 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
6848 * stmt.c: Include alloc-pool.h.
6849 (struct case_node): Remove GTY marker.
6850 (add_case_node): New parameter case_node_pool. Use it for
6852 (expand_case): New allocation pool case_node_pool. Initialize it,
6853 pass to add_case_node and free it.
6855 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6856 David Ung <davidu@mips.com>
6857 Nigel Stephens <nigel@mips.com>
6859 Add mips16/nomips16 function attributes and -mflip-mips16 option
6860 for testing mixed-mode compilation.
6862 * config/mips/mips.opt (mflip-mips16): New.
6864 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
6865 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
6867 * config/mips/mips.c (mips_base_target_flags): New.
6868 (mips_base_mips16): New.
6869 (mips_base_schedule_insns): New.
6870 (mips_base_reorder_blocks_and_partition): New.
6871 (mips_base_align_loops): New.
6872 (mips_base_align_jumps): New.
6873 (mips_base_align_functions): New.
6874 (mips16_flipper): New.
6875 (mips_attribute_table): Add "mips16" and "nomips16" entries.
6876 (TARGET_SET_CURRENT_FUNCTION): Define.
6877 (mips_mips16_type_p, mips_nomips16_type_p): New.
6878 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
6879 (mips_function_ok_for_sibcall): Make it deal with functions with
6881 (mips_init_split_addresses): New, split out from override_options.
6882 (mips_init_relocs): New, split out from override_options.
6883 (was_mips16_p): New.
6884 (mips_set_mips16_mode): New, split out from override_options.
6885 (mips_set_current_function): New.
6886 (override_options): Add sorry for unsupported mips16/pic
6887 combination. Remove error for mips16/dsp combination. Save
6888 base option settings.
6889 (mips_file_start): Move mips16 mode setting output from here....
6890 (mips_output_function_prologue): ....to here.
6891 (mips_output_mi_thunk): Check for mips16 function.
6892 (build_mips16_function_stub): Don't set .mips16 here.
6893 (build_mips16_call_stub): Likewise.
6894 (mips_expand_builtin): Error in mips16 mode.
6895 (mips_use_mips16_mode_p): New.
6896 (mips_encode_section_info): Check for mips16 function, and set
6897 SYMBOL_REF_FLAGS accordingly.
6899 * doc/extend.texi (Function Attributes): Document new
6900 mips16/nomips16 attributes.
6901 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
6902 (MIPS Options): Document -mflip-mips16.
6904 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6906 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
6907 if we encounter TLS address in MIPS16 mode.
6908 (mips_legitimize_const_move): Check cannot_force_const_mem for
6909 the (const (plus symbol offset)) case; this forces invalid TLS
6910 address in MIPS16 mode to be caught by the above call to sorry.
6911 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
6912 because that now enables emutls, which is not ABI compatible
6913 with native TLS in non-MIPS16 mode.
6915 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6917 Add target hook invoked when cfun changes.
6919 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
6920 * target.h (struct gcc_target): Add set_current_function.
6921 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
6922 (TARGET_INITIALIZER): Add initializer for set_current_function.
6923 * tree.h (push_struct_function): New.
6924 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
6926 (set_cfun): Declare.
6927 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
6929 (push_function_context_to): Use allocate_struct_function
6930 to create null context, not init_dummy_function_start. Use set_cfun.
6931 (pop_function_context_from): Use set_cfun.
6932 (in_dummy_function): New.
6933 (invoke_set_current_function_hook): New.
6935 (push_cfun, pop_cfun): Use set_cfun.
6936 (push_struct_function): New.
6937 (allocate_struct_function): Call invoke_set_current_function_hook
6939 (prepare_function_start): Don't set cfun here. Remove unused
6940 argument; fix all callers.
6941 (init_dummy_function_start): Fiddle with in_dummy_function. Call
6942 push_struct_function.
6943 (init_function_start): Set cfun here.
6944 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
6945 * omp-low.c (create_omp_child_function): Use push_struct_function
6946 and pop_cfun to save/restore state.
6947 (expand_omp_parallel): Remove unused saved_cfun variable.
6948 * cgraphunit.c (ipa_passes): Use set_cfun.
6949 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
6950 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
6951 * matrix-reorg.c (transform_allocation_sites): Likewise.
6952 (matrix_reorg): Use set_cfun.
6953 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
6954 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
6955 assignment to cfun; use set_cfun for the other.
6956 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
6957 (dump_function_to_file): Use push_cfun/pop_cfun here.
6958 * c-decl.c (finish_function): Use set_cfun.
6960 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6962 * regrename.c (rerename_optimize): Use deferred rescanning and
6963 insert explicit calls to rescan insns when changed.
6965 2007-09-05 Jan Hubicka <jh@suse.cz>
6967 * optabs.c (libfunc_entry): Change optab to integer.
6968 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
6969 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
6970 of pointers for hashing.
6972 2007-09-05 Jan Hubicka <jh@suse.cz>
6974 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
6976 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
6977 * see.c (pass_see): Likewise.
6978 * tracer.c (pass_tracer): Likewise.
6979 * postreload-gcse.c (pass_gcse2): Likewise.
6980 * postreload.c (pass_postreload_cse): Likewise.
6981 * mode-switching.c (pass_mode_switching): Likewise.
6982 * modulo-sched.c (pass_sms): Likewise.
6983 * cse.c (cse_insn): Likewise.
6984 * web.c (pass_web): Likweise.
6985 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
6986 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
6987 * loop-init.c (pass_rtl_loop_init): Likewise.
6988 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
6989 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
6990 * global.c (pass_global_alloc): Likewise.
6991 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
6992 pass_if_after_reload): Likewise.
6993 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
6994 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
6995 * regmove.c (pass_regmove): Likewise.
6996 * function.c (pass_thread_prologugues_epilogues): Likewise.
6997 * gcse.c (pass_gcse): Likewise.
6998 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
6999 * lower-subreg.c (pass_lower_subreg2): Likewise.
7000 * bt-load.c (pass_branch_target_load): Likewise.
7001 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
7002 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
7003 * combine.c (pass_combine): Likewise.
7004 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
7005 (pass_partition_blocks): Likewise.
7006 * var-tracking.c (pass_variable_track): Likewise.
7007 * reg-stack.c (pass_stack_regs_run): Likewise.
7008 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
7009 * passes.c (pass_postreload): Likewise.
7010 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
7011 * tree-pass.h (TODO_verify_rtl_sharing): New.
7012 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
7013 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
7014 TODO_set_props, TODO_df_finish, TODO_df_verify,
7015 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
7017 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7019 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
7020 fold_real_zero_addition_p, reorder_operands_p,
7021 div_if_zero_remainder, fold_undefer_overflow_warnings,
7022 int_binop_types_match_p, fold_convert_const_int_from_int,
7023 fold_convert_const_int_from_real,
7024 fold_convert_const_int_from_fixed,
7025 fold_convert_const_real_from_real,
7026 fold_convert_const_real_from_fixed,
7027 fold_convert_const_fixed_from_fixed,
7028 fold_convert_const_fixed_from_int,
7029 fold_convert_const_fixed_from_real, maybe_lvalue_p,
7030 fold_checksum_tree, fold_check_failed, print_fold_checksum,
7031 debug_fold_checksum, multiple_of_p): Constify.
7032 * tree-flow-inline.h (get_lineno): Likewise.
7033 * tree-flow.h (get_lineno): Likewise.
7034 * tree-object-size.c (compute_object_offset, addr_object_size,
7035 alloc_object_size, pass_through_call): Likewise.
7036 * tree-pretty-print.c (op_symbol, print_call_name,
7037 print_struct_decl, do_niy): Likewise.
7038 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
7039 debug_fold_checksum): Likewise.
7041 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
7044 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
7045 note, remove the associated REG_RETVAL note.
7047 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7049 * config.gcc (powerpc*-*-*): Install
7050 spu2vmx.h, vec_types.h, and si2vmx.h headers.
7051 * config/rs6000/spu2vmx.h: New header.
7052 * config/rs6000/si2vmx.h: New header.
7053 * config/rs6000/vec_types.h: New header.
7055 2007-09-05 Ben Elliston <bje@au.ibm.com>
7057 * varasm.c (initializer_constant_valid_p): Fix comment typo.
7059 2007-09-05 Ben Elliston <bje@au.ibm.com>
7061 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
7063 (__stdcx): Make asm volatile.
7064 (__stwcx, __stdcx): Return only 0 or 1.
7066 2007-09-05 Jan Hubicka <jh@suse.cz>
7070 2007-09-04 Jan Hubicka <jh@suse.cz>
7071 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7073 2007-09-04 Richard Guenther <rguenther@suse.de>
7074 * tree-ssa-operands.c (add_virtual_operand): Only mark
7075 stores as has_volatile_ops if alias information is not available.
7077 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7079 * config/rs6000/tramp.asm: Include config.h.
7080 Check __PIC__ or __pic__ macro instead of SHARED.
7082 PR rtl-optimization/32300
7083 * see.c (see_copy_insn): New function.
7084 (see_def_extension_not_merged, see_merge_one_use_extension,
7085 see_merge_one_def_extension): Use it. Avoid changing
7086 PREV_INSN/NEXT_INSN chains directly, insted emit insns
7087 into sequences. Call df_insn_delete on temporary insns
7088 that won't be emitted into the insn stream.
7089 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
7090 and run df_process_deferred_rescans () before run_fast_dce.
7092 PR tree-optimization/33017
7093 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
7094 recurse for pure or const function calls.
7096 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7098 * c-format.c: Include alloc-pool.h.
7099 (check_format_info_main): New argument fwt_alloc. Use allocation
7100 pool instead of GC. Remove GC deallocation code.
7101 (check_format_arg): Create allocation pool, pass it to
7102 check_format_info_main and free it afterwards.
7103 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
7105 2007-09-05 Ben Elliston <bje@au.ibm.com>
7107 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
7108 Rename count macro arugment for clarity.
7109 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
7110 (__protected_stream_set): Likewise, pass 0.
7112 2007-09-04 Jan Hubicka <jh@suse.cz>
7114 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7116 2007-09-04 Jan Hubicka <jh@suse.cz>
7118 * invoke.texi (-finline-small-functions): Document.
7119 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
7120 when deciding what is inlinable.
7121 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
7122 (cgraph_decide_inlining_of_small_function): Handle new flags.
7123 (cgraph_decide_inlining_incrementally): Likewise.
7124 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
7125 * common.opt (finline-small-functions): New.
7126 * Makefile.in (build/gengtype.o-warn): Work around PR29478
7128 2007-09-04 Richard Guenther <rguenther@suse.de>
7130 * tree-ssa-operands.c (add_virtual_operand): Only mark
7131 stores as has_volatile_ops if alias information is not available.
7133 2007-09-04 Andrew Haley <aph@redhat.com>
7135 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
7137 2007-09-04 Andrew Haley <aph@redhat.com>
7139 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
7140 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
7141 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
7143 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
7146 * common.opt: Mention ABI version 2 in comment.
7148 2007-09-04 Jan Hubicka <jh@suse.cz>
7150 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
7151 (libfunc_entry): New structure.
7152 (libfunc_hash): New hashtable.
7153 (hash_libfunc): New function.
7154 (eq_libfunc): New function.
7155 (convert_optab_libfunc): New function.
7156 (optab_libfunc): New function.
7157 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
7158 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
7159 expand_float, expand_fix, new_optab, new_convert_optab):
7160 Update for new libfunc API.
7161 (init_libfunc, init_integral_libfuncs,
7162 init_floating_libfuncs, init_interclass_conv_libfuncs
7163 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
7164 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
7165 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7166 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
7167 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
7168 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
7169 gen_extend_conv_libfunc): New.
7170 (init_one_libfunc): Revamp for hashtables.
7171 (set_conv_libfunc): Likewise.
7172 (init_optabs): Initialize hashtable; use lazy initialization where
7174 * optabs.h (optab_handlers): Move out of GGC.
7175 (optab, convert_optab): Move out of GGC; add lazy gen info.
7176 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
7177 (optab_libfunc, convert_optab_libfunc): New.
7178 * builtins.c (expand_builtin_powi): Update for new API.
7179 * expr.c (convert_move): Likewise.
7180 * expmed.c (expand_divmod): Likewise.
7182 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7184 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
7185 GOT pointer only if there is a constant pool. Use the allocated space
7188 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7190 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
7193 2007-09-04 Revital Eres <eres@il.ibm.com>
7194 Richard Guenther <rguenther@suse.de>
7195 R. Clint Whaley <whaley@cs.utsa.edu>
7197 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
7199 * tree-tailcall.c (process_assignment): Use -fassociative-math
7200 when reodering operands of floating-point type.
7201 * fold-const.c (fold_comparison, fold_binary): Use
7202 -fassociative-math and -freciprocal-math instead of
7203 -funsafe-math-optimization flag.
7204 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
7205 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
7206 -freciprocal-math instead of -funsafe-math-optimizations.
7207 * opts.c (set_fast_math_flags): Set -freciprocal-math and
7208 -fassociative-math when -ffast-math is set.
7209 (set_unsafe_math_optimizations_flags): New Function
7210 to set -freciprocal-math and -fassociative-math when
7211 -funsafe-math-optimizations is set.
7212 (common_handle_option): Call it.
7213 * tree-vectorizer.c (vect_is_simple_reduction): Use
7214 -fassociative-math when doing reduction on floats.
7215 * loop-unroll.c (analyze_insn_to_expand_var): Use
7216 -fassociative-math when expanding an accumulator of type float.
7217 * simplify-rtx.c (simplify_binary_operation_1): Use
7218 -fassociative-math and -freciprocal-math when reordeing operands
7219 of floating-point type.
7220 * combine.c (combine_simplify_rtx): Likewise.
7221 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
7223 * common.opt (-fassociative-math, -freciprocal-math): New flags.
7225 2007-09-04 Paolo Carlini <pcarlini@suse.de>
7228 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
7230 2007-09-04 Jan Hubicka <jh@suse.cz>
7232 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
7234 2007-09-04 Jan Hubicka <jh@suse.cz>
7236 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
7237 and corresponding MATCH_DUP.
7239 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
7242 * combine.c (subst): Do not try to simplify X if it represents load
7243 of FP constant from the constant pool via float extension.
7245 2007-09-04 Ben Elliston <bje@au.ibm.com>
7247 * c-opts.c: Include "tm_p.h".
7248 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
7250 2007-09-04 Richard Guenther <rguenther@suse.de>
7252 PR tree-optimization/33291
7253 * tree-pretty-print.c (dump_generic_node): Dump all
7254 qualifiers for pointer types, not only first. Dump
7255 qualifiers for aggregate types as well.
7256 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
7257 use the canonical type for building ARRAY_REFs.
7258 * gimplify.c (canonicalize_addr_expr): Clean up. The
7259 correct validness check is compatibility of the pointer
7260 types. Always use the canonical type for building
7261 ARRAY_REFs and ADDR_EXPRs.
7262 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
7263 change that disabled propagation of ADDR_EXPRs into statements
7266 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7268 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
7269 (umulsi3_highpart): Make into expanders; existing insns are
7270 now named *[insn]_nov6. Add stars to existing [insn]_v6
7271 counterparts' names.
7273 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
7275 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
7276 (unprotoize.o): Remove SHLIB_MULTILIB.
7278 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
7280 * doc/extend.texi: Document progmem attribute for AVR.
7282 2007-09-03 Anatoly Sokolov <aesok@post.ru>
7285 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
7287 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7289 * optabs.c (expand_ffs): Initialize val and defined_at_zero
7292 * optabs.c: Remove unnecessary forward declarations.
7293 (expand_unop_direct): New, broken out of expand_unop.
7294 (expand_doubleword_clz): New.
7295 (expand_ctz): Move above expand_ffs. Use
7296 start_sequence, end_sequence, add_equal_note, and
7297 expand_unop_direct. Add more commentary.
7298 (expand_ffs): Try both ctz optab and expand_ctz.
7299 Generate a test and branch if the hardware doesn't give us
7300 a useful value for input zero. Style improvements similar to
7303 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
7305 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7307 * config.gcc: Delete stanza for arm-semi-aof and
7308 armel-semi-aof targets.
7309 * config/arm/arm-protos.h
7311 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
7312 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
7313 delete aof_pic_label and remove mention of AOF in comments.
7314 * config/arm/arm.md: Delete patterns used only for AOF assembly.
7316 * config/arm/semiaof.h
7317 * config/arm/t-semi: Delete file.
7319 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7321 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
7322 CONST_CAST_BB): New macros for type-specific casts.
7323 (CONST_CAST): Add a TYPE parameter and define it in terms of
7326 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
7327 * c-lex.c (cb_ident, lex_string): Likewise,
7328 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
7329 * config/i386/i386.c (ix86_function_regparm,
7330 ix86_function_sseregparm): Use CONST_CAST_TREE.
7331 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
7333 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7334 give_switch, set_multilib_dir): Likewise,
7335 * gengtype-parse.c (string_seq, typedef_name): Likewise,
7336 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
7337 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
7338 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
7339 * prefix.c (update_path): Likewise,
7340 * pretty-print.c (pp_base_destroy_prefix): Likewise,
7341 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
7342 * tree-cfg.c (tree_can_merge_blocks_p,
7343 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
7344 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
7345 * tree.c (build_string): Supply a TYPE for CONST_CAST.
7346 (attribute_list_contained): Use CONST_CAST_TREE.
7348 2007-09-03 Krister Walfridsson <cato@df.lth.se>
7350 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
7352 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7355 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
7356 before forcing them into a register.
7358 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7360 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
7361 rather than define_code_macro.
7363 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7365 * gcc.c (xputenv): New function.
7366 (putenv_from_prefixes): Use xputenv instead of putenv.
7367 (process_command): Use xputenv instead of putenv.
7368 (set_collect_gcc_options): Use xputenv instead of putenv.
7369 (main): Use xputenv instead of putenv.
7371 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7373 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
7374 availability of swap instruction.
7375 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
7377 2007-09-03 Revital Eres <eres@il.ibm.com>
7379 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
7382 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
7383 Ayal Zaks <zaks@il.ibm.com>
7384 Revital Eres <eres@il.ibm.com>
7386 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
7387 compute_split_row): New functions.
7388 (ps_unschedule_node): Remove.
7389 (normalize_sched_times): Iterate over the already scheduled
7390 insns instead of the number of nodes.
7391 (MAX_SPLIT_NUM): New definition.
7392 (sms_schedule_by_order): Change the scheduling heuristic to
7393 avoid useless increases of initiation interval ii.
7394 (get_sched_window): Add dump printouts.
7396 2007-09-02 David Daney <ddaney@avtrex.com>
7398 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
7399 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
7400 (optab, insn): Add more attributes.
7401 (fetchop_bit): New code macro.
7402 (immediate_insn): New code macro attribute.
7403 (sync): Change condition to ISA_HAS_SYNC.
7404 (rdhwr): Change predicate for operand 0 to register_operand.
7405 (memory_barrier): New expand.
7406 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
7407 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7408 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7409 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7410 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
7411 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
7412 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
7413 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7414 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
7416 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7417 Hans-Peter Nilsson <hp@axis.com>
7419 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
7420 Defined to describe availability and behavior of CLZ.
7421 * config/cris/cris.md (clzsi2): Implement using lz instruction.
7422 * config/cris/cris.opt: Tweak comment for "-metrax4".
7423 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
7424 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
7425 (count_leading_zeros): Define.
7427 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7429 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
7431 2007-09-02 Joseph Myers <joseph@codesourcery.com>
7435 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
7438 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7440 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
7441 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
7442 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
7443 sched-deps.c, sched-int.h, system.h, target.h,
7444 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
7445 tree.def: Fix comment typos.
7447 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7449 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
7450 (override_options): Turn on -mstrict-align on non-ColdFire
7452 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
7454 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7456 * c-common.c (const_strip_array_types): Delete.
7457 * c-common.h (const_strip_array_types): Likewise.
7458 * emit-rtl.c (const_next_insn, const_previous_insn,
7459 const_next_nonnote_insn, const_prev_nonnote_insn,
7460 const_next_real_insn, const_prev_real_insn,
7461 const_next_active_insn, const_prev_active_insn, const_next_label,
7462 const_prev_label): Delete.
7463 * gimple-low.c (block_may_fallthru): Use expr_last.
7464 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
7465 * rtl.h (const_previous_insn, const_next_insn,
7466 const_prev_nonnote_insn, const_next_nonnote_insn,
7467 const_prev_real_insn, const_next_real_insn,
7468 const_prev_active_insn, const_next_active_insn, const_prev_label,
7469 const_next_label): Delete.
7470 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
7471 * system.h (CONST_CAST): Update comment.
7472 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
7473 (const_first_stmt, const_last_stmt): Delete.
7474 (tree_block_ends_with_condjump_p): Use last_stmt.
7475 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
7476 * tree-iterator.c (const_expr_first, const_expr_last,
7477 const_expr_only): Delete.
7478 * tree.c (const_lookup_attribute): Likewise.
7479 (attribute_list_contained): Use lookup_attribute.
7480 * tree.h (const_lookup_attribute, const_expr_first,
7481 const_expr_last, const_expr_only): Delete.
7483 2007-09-01 Richard Guenther <rguenther@suse.de>
7485 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
7486 instead of TREE_THIS_VOLATILE.
7487 * tree-ssa-operands.c (add_virtual_operand): Do not set
7488 has_volatile_ops. Do not check s_ann for NULL.
7489 (get_indirect_ref_operands): Likewise.
7490 (get_expr_operands): Likewise. For all reference trees
7491 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
7492 check base of reference for TREE_THIS_VOLATILE.
7494 2007-09-01 Richard Guenther <rguenther@suse.de>
7496 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
7497 between integral types. Also allow conversions between
7500 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7502 * optabs.c (prepare_float_lib_cmp): Use
7503 libgcc_cmp_return_mode instead of word_mode.
7504 * config/dfp-bit.h: Likewise.
7505 * config/fp-bit.h: Likewise.
7506 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
7508 (spu_libgcc_shift_count_mode): New function.
7509 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
7510 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
7512 2007-08-31 Joseph Myers <joseph@codesourcery.com>
7514 * tree-pretty-print.c: Include output.h.
7515 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
7516 HOST_WIDE_INT_PRINT_DEC.
7517 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
7519 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
7521 PR rtl-optimization/33224
7522 * loop-iv.c (latch_dominating_def): Check that the definition belongs
7523 to the analysed region.
7525 2007-08-31 Richard Guenther <rguenther@suse.de>
7527 * function.c (allocate_struct_function): Do not set
7528 current_function_returns_pointer.
7529 * function.h (struct var_refs_queue): Remove.
7530 (struct simple_obstack_stack): Likewise.
7531 (struct function): Remove fixup_var_refs_queue member.
7532 Remove returns_pointer flag.
7533 (current_function_returns_pointer): Remove define.
7535 2007-08-31 Nick Clifton <nickc@redhat.com>
7537 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
7538 secondary keys in order to obtain a stable sort.
7540 2007-08-31 Nick Clifton <nickc@redhat.com>
7543 * config/m32r/constraints.md: Add W constraint for integer zero.
7544 * config/m32r/m32r.md (get_pc): Use W and i constraints.
7545 Fix length calculation by using alternatives.
7547 2007-08-31 Richard Sandiford <richard@codesourcery.com>
7549 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
7550 split out from expand_binop.
7551 (avoid_expensive_constant): New function.
7552 (expand_binop_directly): Remove commutative_op argument and
7553 (expand_binop_directly): Remove commutative_op argument and
7554 call cummutative_optab_p instead. Do not change op0 or op1
7555 when swapping xop0 and xop1. Apply avoid_expensive_constant
7556 to each argument after potential swapping. Enforce the
7557 canonical order of commutative operands.
7558 (expand_binop): Use shift_optab_p and commutative_optab_p.
7559 Update the calls to expand_binop_directly. Only force constants
7560 into registers when widening an operation. Only swap operands
7561 once a direct expansion has been rejected.
7562 (expand_twoval_binop): Only force constants into registers when
7563 using a direct expansion.
7565 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
7567 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
7568 (sched_analyze_insn): Don't postprocess speculative dependencies when
7569 target has no scheduling.
7570 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
7571 'uninitialized' warning.
7573 2007-08-31 Richard Guenther <rguenther@suse.de>
7575 * tree.c (build_complex_type): Always set TYPE_NAME for
7578 2007-08-31 Olivier Hainque <hainque@adacore.com>
7580 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
7581 internal macro. Default alignment factor for csect directives, chosen
7582 to match what BIGGEST_ALIGNMENT allows.
7583 (DATA_SECTION_ASM_OP): Use it.
7584 * config/rs6000/rs6000.c
7585 (rs6000_xcoff_output_readonly_section_asm_op):
7586 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
7587 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
7589 2007-08-31 Olivier Hainque <hainque@adacore.com>
7591 * dbxout.c (dbxout_block): Move declaration within the first
7592 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
7593 block to include the definition, together with the associated
7596 2007-08-31 David Edelsohn <edelsohn@gnu.org>
7597 Revital Eres <eres@il.ibm.com>
7599 * doc/invoke.texi (-mpaired): Document flag.
7600 * config.gcc: Include paired.h in powerpc extra_headers and
7601 750cl.h in powerpc-*-linux*paired*.
7602 * config/rs6000/rs6000.opt (-mpaired): New flag.
7603 * config/rs6000/rs6000.c (paired_init_builtins,
7604 paired_expand_builtin, paired_expand_lv_builtin,
7605 paired_expand_stv_builtin, paired_expand_predicate_builtin):
7606 New functions to support the paired single builtin functions.
7607 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
7608 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
7610 (bdesc_paired_preds): New structure for paired predicate
7612 (rs6000_expand_builtin): Expand paired single builtins.
7613 (rs6000_init_builtins): Init paired single builtins.
7614 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
7615 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
7616 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
7617 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
7618 (rs6000_vector_mode_supported_p): Support paired vector mode.
7619 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
7620 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
7622 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
7623 (DATA_ALIGNMENT): Likewise.
7624 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
7625 (rs6000_builtins): Add PAIRED builtins.
7626 * config/rs6000/rs6000.md: Include paired.md.
7627 * config/rs6000/paired.h: New.
7628 * config/rs6000/paired.md: New.
7629 * config/rs6000/750cl.h: New.
7630 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
7632 2007-08-30 Ollie Wild <aaw@google.com>
7634 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
7635 * gcc.c (default_compilers): Add -fno-directives-only to
7636 @assembler-with-cpp.
7638 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
7642 * regclass.c (initial_fixed_regs): Revert previous change and make
7644 (initial_call_used_regs): Likewise.
7645 (initial_call_really_used_regs): Delete, reverting previous addition.
7646 (initial_reg_names): Likewise.
7647 (init_reg_sets): Revert previous change.
7648 (saved_fixed_regs): New.
7649 (saved_call_used_regs): New.
7650 (saved_call_really_used_regs): New.
7651 (saved_reg_names): New.
7652 (save_register_info): New.
7653 (restore_register_info): New.
7654 (init_reg_sets_1): Replace reset of register info with call to
7655 restore_register_info.
7656 * rtl.h (save_register_info): Declare.
7657 * toplev.c (backend_init): Call save_register_info.
7659 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7661 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
7662 from the original statement.
7664 2007-08-30 Chao-ying Fu <fu@mips.com>
7666 * c-lex.c (interpret_fixed): Declare.
7667 (interpret_float): Process _Fract and _Accum.
7668 (interpret_fixed): New function.
7669 * final.c (output_addr_const): Process CONST_FIXED.
7670 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
7671 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
7673 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
7675 (simplify_immed_subreg): Support CONST_FIXED.
7676 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7677 (simplify_subreg): Support CONST_FIXED.
7679 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7681 * config/rs6000/ppu_intrinsics.h: New file.
7682 * config.gcc (powerpc*-*-* <extra_headers>): Install
7685 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7687 * cfg.c (dump_flow_info): Change to also print entry and exit
7689 * print-rtl.c (print_rtl_single): Allow to print rtl with
7692 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7694 * df-core.h (df_dump_region): New function.
7695 * df.h (df_dump_region): New function.
7696 * loop-invariant.c (find_defs): Add call to df_dump_region.
7697 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
7700 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7703 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
7704 true if any of the compare_section_name calls returned true,
7705 rather than if any returned false.
7707 2007-08-30 Richard Guenther <rguenther@suse.de>
7709 PR tree-optimization/33199
7710 * tree-ssa-structalias.c (handle_lhs_call): New function.
7711 (find_func_aliases): In non-IPA mode make sure that for
7712 calls that return a pointer we add a constraint for the
7713 result to point to anything.
7715 2007-08-30 Richard Guenther <rguenther@suse.de>
7717 * doc/invoke.texi (-mveclibabi): Document new target option.
7718 * config/i386/i386.opt (-mveclibabi): New target option.
7719 * config/i386/i386.c (ix86_veclib_handler): Handler for
7720 vectorization library support.
7721 (override_options): Handle the -mveclibabi option, initialize
7722 the vectorization library handler.
7723 (ix86_builtin_vectorized_function): As fallback call the
7724 vectorization library handler, if set.
7725 (ix86_veclibabi_acml): New static function for ACML ABI style
7726 vectorization support.
7728 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7730 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
7731 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
7732 SImode and update m. Don't run gen_lowpart_common on arbitrary
7733 memory address, force it to register first.
7736 * dce.c (dce_process_block): Don't delete setters of
7737 artificially used registers.
7739 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7741 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
7742 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
7743 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
7745 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7747 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
7749 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
7750 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
7752 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7754 * system.h: Activate -Wcast-qual as warning-only.
7756 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
7759 * config/rs6000/rs6000.c (compare_section_name): New function.
7760 (rs6000_elf_in_small_data_p): Compare section prefixes instead
7763 2007-08-29 Olivier Hainque <hainque@adacore.com>
7765 * xcoffout.c: #include debug.h.
7766 * Makefile.in (xcoffout.o): Add debug.h dependency.
7768 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
7770 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7771 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
7773 2007-08-29 Richard Guenther <rguenther@suse.de>
7775 * tree-pretty-print.c (dump_generic_node): Print
7776 label DECL_UID as D.%u.
7777 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
7779 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7781 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
7782 * builtins.def (BUILT_IN_REALLOC): New builtin.
7784 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
7787 * tree.c (build_type_attribute_qual_variant): Set canonical types
7788 on the final, unqualified attribute variant before building the
7791 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7793 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
7794 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
7796 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7799 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7800 * config/bfin/bfin.md (composev2hi): Put operands into vector
7803 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7805 * config/bfin/bfin.md (composev2hi): Put operands into vector
7808 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7810 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
7811 attribute when appropriate.
7812 (bfin_handle_l1_text_attribute): New.
7813 (bfin_handle_l1_data_attribute): New.
7814 (bfin_attribute_table): Add attributes: l1_text, l1_data,
7815 l1_data_A and l1_data_B.
7816 * doc/extend.texi (node Function Attributes): Document l1_text
7818 (Variable Attributes): Add Blackfin subsection. Document l1_data,
7819 l1_data_A and l1_data_B variable attributes.
7821 2007-08-28 Jie Zhang <jie.zhang@analog.com>
7823 * config/bfin/bfin.opt (minline-plt): Add.
7824 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
7825 call to global functions.
7826 * doc/invoke.texi (Option Summary): Mention -minline-plt.
7827 (Blackfin Options): Document -minline-plt.
7829 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7831 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
7832 given a non-function.
7833 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
7835 2007-08-28 DJ Delorie <dj@redhat.com>
7837 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
7839 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7841 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
7843 2007-08-28 Richard Guenther <rguenther@suse.de>
7845 * tree.h (struct tree_function_decl): Increase size of
7846 function_code bitfield.
7848 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7849 Kazu Hirata <kazu@codesourcery.com>
7851 * config/m68k/linux.h
7852 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
7853 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
7854 (m68k_return_in_memory): New.
7855 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
7858 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
7861 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7862 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
7863 operand) when top VEC_SELECT extracts scalar element.
7864 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
7865 (*vec_extract_v4sf_mem): Ditto.
7867 2007-08-28 Jakub Jelinek <jakub@redhat.com>
7870 * passes.c (init_optimization_passes): Move pass_df_finish
7871 after pass_postreload sublist.
7873 PR rtl-optimization/33148
7874 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
7875 (neg (lt X 0)) if X has scalar int mode.
7878 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
7879 initializer, use build_vector_from_ctor if possible to create
7880 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
7881 even after this, return NULL.
7883 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
7885 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
7887 2007-08-28 Richard Guenther <rguenther@suse.de>
7889 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
7890 (struct tree_function_decl): Make function_code a bitfield.
7891 Add disregard_inline_limits flag.
7892 * cgraphunit.c (cgraph_process_new_functions): Check
7893 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
7894 (cgraph_preserve_function_body_p): Likewise.
7895 * ipa-inline.c (compute_inline_parameters): Likewise.
7896 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
7897 for GNU C extern inline functions.
7898 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
7899 * tree-inline.c (disregard_inline_limits_p): Remove.
7900 * tree-inline.h (disregard_inline_limits_p): Likewise.
7901 * c-common.c (handle_always_inline_attribute): Set
7902 DECL_DISREGARD_INLINE_LIMITS.
7903 * langhooks.c (add_builtin_function): Verify the function code
7904 fits in the bitfield.
7906 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
7907 Vladimir Yanovsky <yanov@il.ibm.com>
7908 Revital Eres <eres@il.ibm.com>
7909 Andrey Belevantsev <abel@ispras.ru>
7911 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
7913 * modulo-sched.c: Add documentation regarding do-loop.
7914 (doloop_register_get): Change number of arguments to support
7915 the new do-loop pattern and check whether COUNT_REG has no other
7916 occurences in the loop besides in the control part.
7917 (duplicate_insns_of_cycles): Do not duplicate the insn which
7918 changes count_reg as it is already adjusted.
7919 (generate_prolog_epilog): New argument to support the new
7920 do-loop pattern. Change the subtract instruction to use
7921 expand_simple_binop. Call duplicate_insns_of_cycles with new
7923 (sms_schedule): Call doloop_register_get and
7924 generate_prolog_epilog with new argument. Do not handle loops
7925 with single sets insns with subreg in their lhs.
7926 * loop-doloop.c (doloop_optimize): Support for another do-loop
7928 (doloop_condition_get): Gets an instruction instead of a pattern
7929 and change the return condition when the do-loop pattern is
7931 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
7932 deps when considering to not create edges.
7934 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
7936 * doc/extend.texi (gnu_inline funtion attribute): Document C++
7939 2007-08-27 Jason Merrill <jason@redhat.com>
7942 * gimplify.c (gimplify_modify_expr): Discard the assignment of
7943 zero-sized types after calling gimplify_modify_expr_rhs.
7945 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7947 * regclass.c (init_reg_autoinc): Fix typo.
7949 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
7951 Fix PR tree-optimization/33173
7952 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
7954 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
7957 * config/i386/i386.h (VALID_DFP_MODE_P): New.
7958 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
7961 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7962 David Ung <davidu@mips.com>
7963 Nigel Stephens <nigel@mips.com>
7965 Separate target-specific initialization from general
7966 back-end initialization.
7968 * toplev.c (init_alignments): New, split out from...
7969 (process_options): ...here.
7970 (backend_init_target): New, split out from...
7971 (backend_init): ...here.
7972 (lang_dependent_init_target): New, split out from...
7973 (lang_dependent_init): ...here.
7974 (target_reinit): New.
7975 * toplev.h (target_reinit): Declare.
7976 * expr.c (init_expr_target): Renamed from init_expr_once, since it
7977 now can be called more than once. Update comments.
7978 * expr.h (init_expr_target): Likewise.
7979 * alias.c (init_alias_target): Renamed from init_alias_once, since it
7980 now can be called more than once. Explicitly zero
7981 static_reg_base_value.
7982 * emit-rtl.c (init_emit_regs): New, split out from...
7983 (init_emit_once): Here.
7984 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
7985 non-const, so that changes from command-line arguments can overwrite
7986 values provided by the static initializers.
7987 (initial_call_really_used_regs): New, used similarly to the above.
7988 (initial_reg_names): Likewise.
7989 (last_mode_for_init_move_cost): Promoted function-local static to
7990 file-scope static to make it accessible outside init_move_cost.
7991 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
7992 Do not initialize inv_reg_alloc_order yet, either. Do initialize
7993 reg_names since it is needed for parsing command-line options.
7994 (init_move_cost): Use last_mode_for_init_move_cost instead of
7995 function-local static.
7996 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
7997 call_really_used_regs now. Reinitialize reg_names. Also
7998 initialize inv_reg_alloc_order. Zero reg_class_subunion and
7999 reg_class_superunion. Clear losing_caller_save_reg_set.
8000 Preserve global registers if called more than once. Reset
8001 move cost, may_move_in_cost, may_move_out_cost, and
8002 last_mode_for_init_move_cost.
8003 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
8004 can now be invoked more than once. Update comments.
8005 (init_regs): Update comments.
8006 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
8007 and initial_call_really_used_regs, instead of the non-initial
8008 variables. This allows us to save the command-line register settings
8009 after target reinitialization.
8010 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
8011 * rtl.h (init_emit_regs): Declare.
8012 (init_reg_modes_target, init_alias_target): Renamed as described
8014 * reload1.c (init_reload): Update comments.
8015 * optabs.c (init_optabs): Likewise.
8016 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
8018 2007-08-26 Chao-ying Fu <fu@mips.com>
8020 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
8023 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8025 * alias.c (memory_modified_1, memory_modified_in_insn_p):
8027 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
8029 * bb-reorder.c (copy_bb_p): Likewise.
8030 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
8031 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8032 block_ends_with_condjump_p): Likewise.
8033 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
8034 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8035 block_ends_with_condjump_p): Likewise.
8036 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
8037 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
8038 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
8039 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
8040 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
8041 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
8042 debug_true_const_tree instad of debug_true_tree.
8043 * debug.c (do_nothing_debug_hooks): Likewise.
8044 * debug.h (ignore_block, debug_true_const_tree): Constify.
8045 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
8046 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
8047 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
8048 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
8049 dbx_reg_number, is_based_loc, field_type,
8050 simple_type_align_in_bits, simple_decl_align_in_bits,
8051 simple_type_size_in_bits, field_byte_offset, insert_float,
8052 type_tag, member_declared_type, is_redundant_typedef,
8053 secname_for_decl, is_inlined_entry_point): Likewise.
8054 * emit-rtl.c (const_next_insn, const_previous_insn,
8055 const_next_nonnote_insn, const_prev_nonnote_insn,
8056 const_next_real_insn, const_prev_real_insn,
8057 const_next_active_insn, const_prev_active_insn, const_next_label,
8058 const_prev_label): Likewise.
8059 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
8061 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
8062 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
8063 sched_insn_is_legitimate_for_speculation_p): Likewise.
8064 * jump.c (reversed_comparison_code_parts,
8065 reversed_comparison_code, reversed_comparison, condjump_label):
8067 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
8068 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
8070 * rtl.h (const_previous_insn, const_next_insn,
8071 const_prev_nonnote_insn, const_next_nonnote_insn,
8072 const_prev_real_insn, const_next_real_insn,
8073 const_prev_active_insn, const_next_active_insn, const_prev_label,
8074 const_next_label, modified_between_p, modified_in_p,
8075 const_note_storeskeep_with_call_p, condjump_label,
8076 reversed_comparison, reversed_comparison_code,
8077 reversed_comparison_code_parts, memory_modified_in_insn_p,
8078 stack_regs_mentioned): Likewise.
8079 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
8080 keep_with_call_p): Likewise.
8081 * sched-deps.c (deps_may_trap_p, sched_get_condition,
8082 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
8083 sd_lists_size, sd_lists_empty_p): Likewise.
8084 * sched-int.h (sched_insns_conditions_mutex_p,
8085 haifa_classify_insn, no_real_insns_p,
8086 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
8087 sd_lists_size, sd_lists_empty_p): Likewise.
8088 * sdbout.c (sdb_debug_hooks): Likewise.
8089 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
8090 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
8091 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
8093 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
8094 tree_can_throw_internal): Likewise.
8095 * tree-flow-inline.h (phi_nodes): Likewise.
8096 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
8097 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
8098 * tree-gimple.c (const_get_call_expr_in): Likewise.
8099 * tree-gimple.h (const_get_call_expr_in): Likewise.
8100 * tree.c (const_lookup_attribute, attribute_list_equal,
8101 attribute_list_contained): Likewise.
8102 * tree.h (attribute_list_equal, attribute_list_contained,
8103 const_lookup_attribute): Likewise.
8104 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
8106 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8108 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
8109 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
8111 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8114 * config/alpha/constraints.md: Delete "svn:mime-type" property
8115 with svn propdel "svn:mime-type".
8117 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8120 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
8121 non NOTE insn doesn't cross basic block.
8122 (noce_try_abs): Likewise.
8123 (noce_process_if_block): Likewise.
8125 2007-08-26 David Edelsohn <edelsohn@gnu.org>
8128 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
8129 operand without auto-inc-dec.
8130 * config/rs6000/rs6000.md (floatsidf2_internal): Use
8131 offsettable_mem_operand.
8132 (floatunssidf2_internal): Same.
8133 (fix_truncdfsi2_internal): Same.
8134 (floatsidf_ppc64): Same.
8135 (floatunssidf_ppc64): Same.
8136 (fix_trunctfsi2_internal): Same.
8138 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8141 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
8142 pass defines needed for version.c.
8144 2007-08-25 Joseph Myers <joseph@codesourcery.com>
8146 * configure.ac (--debug-prefix-map check): Change assembler
8147 version presumed to have feature to 2.18.
8148 * configure: Regenerate.
8150 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8152 * c-common.c (vector_types_convertible_p,
8153 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
8154 self_promoting_args_p): Constify.
8155 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
8156 c_promoting_integer_type_p, self_promoting_args_p,
8157 anon_aggr_type_p, vector_types_convertible_p): Likewise.
8158 * c-decl.c (anon_aggr_type_p): Likewise.
8159 * * c-dump.c (dump_stmt): Likewise.
8160 * c-objc-common.c (has_c_linkage): Likewise.
8161 * c-tree.h (same_translation_unit_p): Likewise.
8162 * c-typeck.c (null_pointer_constant_p,
8163 tagged_types_tu_compatible_p, function_types_compatible_p,
8164 type_lists_compatible_p, lvalue_or_else, lvalue_p,
8165 comptypes_internal, struct tagged_tu_seen_cache,
8166 same_translation_unit_p, alloc_tagged_tu_seen_cache,
8167 c_size_in_bytes): Likewise.
8168 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
8169 hash_ptr, eq_ptr): Likewise.
8170 * langhooks-def.h (lhd_decl_ok_for_sibcall,
8171 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
8172 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
8173 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
8175 * optabs.c (optab_for_tree_code): Likewise.
8176 * optabs.h (optab_for_tree_code): Likewise.
8177 * rtl.h (simplify_rtx): Likewise.
8178 * simplify-rtx.c (simplify_rtx): Likewise.
8179 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
8180 dump_flag, dump_node): Likewise.
8181 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
8182 queue_and_dump_type, dump_flag): Likewise.
8183 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
8184 * tree-pass.h (dump_node): Likewise.
8185 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
8186 supportable_narrowing_operation): Likewise.
8187 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
8188 supportable_narrowing_operation): Likewise.
8189 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
8190 is_negative_overflow_infinity, is_positive_overflow_infinity,
8191 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
8192 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
8193 update_value_range, add_equivalence, ssa_name_nonnegative_p,
8194 ssa_name_nonzero_p, fp_predicate): Likewise.
8195 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
8196 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
8197 ssa_name_nonnegative_p): Likewise.
8199 2007-08-25 Hans Kester <hans.kester@ellips.nl>
8201 * config.gcc : Add x86_64-elf target.
8203 2007-08-25 Jakub Jelinek <jakub@redhat.com>
8205 * expr.c (store_expr): Fix order of store_by_pieces arguments.
8207 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
8208 Nigel Stephens <nigel@mips.com>
8212 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
8213 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
8214 * expr.c (SET_BY_PIECES_P): Define.
8215 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
8216 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
8217 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
8219 * expr.h (SET_RATIO): Define.
8220 (can_store_by_pieces, store_by_pieces): Update prototypes.
8221 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
8222 can_store_by_pieces/store_by_pieces.
8223 (expand_builtin_memcpy_args): Likewise.
8224 (expand_builtin_strncpy): Likewise.
8225 (expand_builtin_memset_args): Likewise. Also remove special case
8226 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
8227 decide what to do instead.
8228 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
8229 to can_store_by_pieces.
8231 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
8232 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
8234 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
8235 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
8236 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
8237 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
8238 (STORE_BY_PIECES_P): Define.
8240 2007-08-24 Tom Tromey <tromey@redhat.com>
8242 * varpool.c (varpool_last_needed_node): Fix comment typo.
8243 * c-decl.c (duplicate_decls): Fix comment typo.
8244 (clone_underlying_type): Update comment.
8246 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8248 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
8249 alpha_in_small_data_p, alpha_split_complex_arg,
8250 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8252 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
8253 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
8255 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
8256 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8257 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
8258 * config/darwin.c (darwin_binds_local_p): Likewise.
8259 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
8261 * config/i386/i386-protos.h (i386_pe_binds_local_p,
8262 i386_pe_valid_dllimport_attribute_p): Likewise.
8263 * config/i386/i386.c (ix86_function_regparm,
8264 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
8265 x86_can_output_mi_thunk, ix86_mangle_type,
8266 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
8267 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
8268 i386_pe_binds_local_p): Likewise.
8269 * config/ia64/ia64.c
8270 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
8271 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
8272 ia64_invalid_conversion, ia64_invalid_unary_op,
8273 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8275 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
8276 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
8277 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8278 * config/mips/mips.c (mips_use_blocks_for_constant_p,
8279 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
8280 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8281 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
8282 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
8283 * config/pa/pa.c (pa_commutative_p): Likewise.
8284 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
8286 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
8287 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
8288 rs6000_use_blocks_for_constant_p,
8289 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
8290 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8291 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
8292 * config/s390/s390.c (s390_mangle_type,
8293 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
8295 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8296 th_in_small_data_p): Likewise.
8297 * config/sh/sh.c (sh_ms_bitfield_layout_p,
8298 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8300 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
8301 sparc_mangle_type): Likewise.
8302 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
8303 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
8304 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
8306 * hooks.c (hook_bool_mode_const_rtx_false,
8307 hook_bool_mode_const_rtx_true,
8308 hook_bool_const_tree_hwi_hwi_const_tree_false,
8309 hook_bool_const_tree_hwi_hwi_const_tree_true,
8310 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8311 hook_constcharptr_const_tree_null,
8312 hook_constcharptr_const_rtx_null,
8313 hook_constcharptr_const_tree_const_tree_null,
8314 hook_constcharptr_int_const_tree_null,
8315 hook_constcharptr_int_const_tree_const_tree_null): New.
8316 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8317 hook_bool_tree_hwi_hwi_tree_false,
8318 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8319 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8320 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8321 hook_constcharptr_int_tree_null,
8322 hook_constcharptr_int_tree_tree_null): Delete.
8323 (default_can_output_mi_thunk_no_vcall): Constify.
8324 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8325 hook_bool_tree_hwi_hwi_tree_false,
8326 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8327 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8328 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8329 hook_constcharptr_int_tree_null,
8330 hook_constcharptr_int_tree_tree_null): Delete.
8331 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
8332 hook_bool_const_tree_hwi_hwi_const_tree_false,
8333 hook_bool_const_tree_hwi_hwi_const_tree_true,
8334 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8335 hook_constcharptr_const_tree_null,
8336 hook_constcharptr_const_rtx_null,
8337 hook_constcharptr_const_tree_const_tree_null,
8338 hook_constcharptr_int_const_tree_null,
8339 hook_constcharptr_int_const_tree_const_tree_null): New.
8340 (default_can_output_mi_thunk_no_vcall): Constify.
8341 * integrate.c (function_attribute_inlinable_p): Likewise.
8342 * integrate.h (function_attribute_inlinable_p): Likewise.
8343 * jump.c (rtx_renumbered_equal_p): Likewise.
8344 * output.h (decl_readonly_section, categorize_decl_for_section,
8345 default_use_anchors_for_symbol_p, default_binds_local_p,
8346 default_binds_local_p_1): Likewise.
8347 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
8349 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8350 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
8351 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
8352 TARGET_COMP_TYPE_ATTRIBUTES,
8353 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
8354 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
8355 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
8356 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
8357 TARGET_DWARF_CALLING_CONVENTION): Likewise.
8358 * target.h (can_output_mi_thunk, needs_block_p,
8359 first_cycle_multipass_dfa_lookahead_guard_spec,
8360 vector_alignment_reachable, comp_type_attributes,
8361 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
8362 commutative_p, use_blocks_for_constant_p,
8363 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
8364 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
8365 invalid_within_doloop, valid_dllimport_attribute_p,
8366 split_complex_arg, invalid_arg_for_unprototyped_fn,
8367 invalid_conversion, invalid_unary_op, invalid_binary_op):
8369 * targhooks.c (default_invalid_within_doloop,
8370 hook_invalid_arg_for_unprototyped_fn,
8371 default_builtin_vector_alignment_reachable): Likewise.
8372 (hook_bool_rtx_commutative_p): Delete.
8373 (hook_bool_const_rtx_commutative_p): New.
8374 * targhooks.h (default_invalid_within_doloop,
8375 default_builtin_vector_alignment_reachable,
8376 hook_invalid_arg_for_unprototyped_fn): Constify.
8377 (hook_bool_rtx_commutative_p): Delete.
8378 (hook_bool_const_rtx_commutative_p): New.
8379 * varasm.c (bss_initializer_p, decl_default_tls_model,
8380 categorize_decl_for_section, decl_readonly_section,
8381 default_use_anchors_for_symbol_p, default_binds_local_p,
8382 default_binds_local_p_1): Constify.
8384 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8386 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8387 __NO_BUILTIN if -fno-builtin.
8389 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8391 * config/bfin/bfin.c (print_operand): Report error instead of
8392 ICE for wrong operand.
8394 2007-08-24 Michael Matz <matz@suse.de>
8396 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
8398 2007-08-24 Richard Guenther <rguenther@suse.de>
8401 * tree-ssa.c (useless_type_conversion_p): Split into a
8402 recursive and a non-recursive part.
8403 (useless_type_conversion_p_1): New function.
8404 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
8405 from maybe_fold_offset_to_reference is trivially convertible
8406 to the desired type before doing the simplification.
8408 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8410 * expr.c (store_expr): Optimize initialization of an array
8412 * expr.h (builtin_strncpy_read_str): New prototype.
8413 * builtins.c (builtin_strncpy_read_str): Remove prototype.
8416 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
8419 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
8420 field when initializing if_info structure.
8422 2007-08-24 Richard Guenther <rguenther@suse.de>
8424 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
8426 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
8427 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
8428 * tree-inline.c (inlinable_function_p): Fold in common parts of
8429 the cannot_inline_tree_fn langhook.
8430 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
8431 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
8432 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8433 cannot_inline_tree_fn langhook.
8434 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8435 cannot_inline_tree_fn member.
8437 2007-08-24 Richard Guenther <rguenther@suse.de>
8439 * expr.c (get_inner_reference): Do computation of bitoffset
8440 from offset in a way we can detect overflow reliably.
8442 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8444 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
8446 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8448 * config/bfin/bfin.opt (mfast-fp): Add.
8449 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
8450 libbffastfp override libgcc if -mfast-fp.
8451 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
8452 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
8453 (Blackfin Options): Document -mfast-fp.
8455 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8457 PR tree-optimization/32573
8459 * tree-data-ref.c (initialize_data_dependence_relation): Clear
8460 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
8461 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
8462 (build_classic_dist_vector): Return false rather than true if
8463 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
8464 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
8465 returned false. Don't call save_dist_v before calling
8466 build_classic_dist_vector_1.
8467 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
8468 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
8469 DDR_DIR_VECTS vectors.
8471 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
8473 * configure.ac (leb128): Modify sed statement to work with any
8474 binutils version string.
8475 * configure: Regenerate
8477 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8479 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
8480 Wrap in RTX_CODE macro guard.
8481 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
8482 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
8483 arm_mark_dllimport, arm_pe_encode_section_info,
8484 arm_pe_unique_section): Use ISO-C function declarations.
8485 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
8486 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
8487 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
8489 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
8490 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
8492 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
8494 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
8495 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
8496 (register_move_cost): Use ISO-C function declarations.
8497 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
8498 * config/score/score-protos.h (score_declare_object): Add
8500 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
8502 * final.c (profile_function): Avoid empty if-bodies.
8505 * calls.c (must_pass_in_stack_var_size,
8506 must_pass_in_stack_var_size_or_pad): Constify.
8507 * config/alpha/alpha-protos.h (function_value): Likewise.
8508 * config/alpha/alpha.c (alpha_return_in_memory,
8509 alpha_pass_by_reference, function_value,
8510 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
8511 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8513 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
8514 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8515 TARGET_PROMOTE_PROTOTYPES): Likewise.
8516 * config/arm/arm-protos.h (arm_return_in_memory,
8517 arm_pad_arg_upward, arm_function_value): Likewise.
8518 * config/arm/arm.c (arm_pass_by_reference,
8519 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
8520 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8521 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
8523 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8524 * config/avr/avr-protos.h (avr_function_value): Likewise.
8525 * config/avr/avr.c (avr_return_in_memory,
8526 gas_output_limited_string, gas_output_ascii, avr_function_value,
8527 avr_return_in_memory): Likewise.
8528 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
8529 * config/bfin/bfin.c (bfin_pass_by_reference,
8530 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
8531 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
8533 * config/cris/cris.c (cris_pass_by_reference,
8534 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
8535 * config/crx/crx.c (crx_return_in_memory): Likewise.
8536 * config/darwin.c (function_base, machopic_function_base_name):
8538 * config/fr30/fr30.c (fr30_must_pass_in_stack,
8539 TARGET_PROMOTE_PROTOTYPES): Likewise.
8540 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
8541 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
8542 * config/i386/i386-protos.h (ix86_return_in_memory,
8543 ix86_sol10_return_in_memory): Likewise.
8544 * config/i386/i386.c (ix86_function_value,
8545 ix86_function_sseregparm, ix86_must_pass_in_stack,
8546 type_natural_mode, classify_argument, examine_argument,
8547 construct_container, ix86_pass_by_reference, function_value_32,
8548 function_value_64, ix86_function_value_1, return_in_memory_32,
8549 return_in_memory_64, return_in_memory_ms_64,
8550 ix86_return_in_memory, ix86_sol10_return_in_memory,
8551 TARGET_PROMOTE_PROTOTYPES): Likewise.
8552 * config/ia64/ia64-protos.h (ia64_function_value,
8553 ia64_hpux_function_arg_padding): Likewise.
8554 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
8555 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
8556 ia64_hpux_function_arg_padding): Likewise.
8557 * config/iq2000/iq2000-protos.h (function_arg,
8558 iq2000_function_value): Likewise.
8559 * config/iq2000/iq2000.c (iq2000_return_in_memory,
8560 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
8561 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8562 function_arg, iq2000_function_value): Likewise.
8563 * config/m32c/m32c-protos.h (m32c_function_value,
8564 m32c_promote_function_return): Likewise.
8565 * config/m32c/m32c.c (m32c_pass_by_reference,
8566 m32c_promote_prototypes, m32c_promote_function_return,
8567 m32c_function_value): Likewise.
8568 * config/m32r/m32r.c (m32r_return_in_memory,
8569 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8570 m32r_in_small_data_p): Likewise.
8571 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
8573 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
8574 m68hc11_function_arg_padding): Likewise.
8575 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
8576 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
8577 m68k_function_value): Likewise.
8578 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
8579 mcore_function_value): Likewise.
8580 * config/mcore/mcore.c (handle_structs_in_regs,
8581 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8582 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8583 mcore_num_arg_regs, mcore_function_value): Likewise.
8584 * config/mips/mips-protos.h (mips_pad_arg_upward,
8585 mips_function_value): Likewise.
8586 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
8587 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
8588 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8589 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
8590 mips_function_value): Likewise.
8591 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
8593 * config/mmix/mmix.c (mmix_pass_by_reference,
8594 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
8595 mmix_encode_section_info): Likewise.
8596 * config/mn10300/mn10300-protos.h (mn10300_function_value):
8598 * config/mn10300/mn10300.c (mn10300_return_in_memory,
8599 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8600 mn10300_function_value): Likewise.
8601 * config/mt/mt-protos.h (mt_function_value): Likewise.
8602 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
8603 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
8604 * config/pa/pa-protos.h (function_arg_padding, function_value,
8605 pa_return_in_memory): Likewise.
8606 * config/pa/pa.c (pa_pass_by_reference,
8607 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8608 function_arg_padding, function_value, pa_return_in_memory):
8610 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
8611 * config/rs6000/rs6000-protos.h (rs6000_function_value,
8612 function_arg_padding): Likewise.
8613 * config/rs6000/rs6000.c (rs6000_return_in_memory,
8614 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
8615 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
8616 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8617 function_arg_padding, altivec_expand_dst_builtin,
8618 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
8619 altivec_init_builtins, rs6000_common_init_builtins,
8620 rs6000_function_value): Likewise.
8621 * s390/s390-protos.h (s390_function_value): Likewise.
8622 * config/s390/s390.c (s390_function_arg_size,
8623 s390_pass_by_reference, s390_return_in_memory,
8624 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8625 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
8626 * config/score/score-protos.h (score_function_value): Likewise.
8627 * config/score/score.c (score_arg_partial_bytes,
8628 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8629 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
8630 score_pass_by_reference, score_add_offset, score_function_value):
8632 * config/sh/sh-protos.h (sh_attr_renesas_p,
8633 sh_promote_prototypes): Likewise.
8634 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
8635 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
8636 sh_attr_renesas_p): Likewise.
8637 * config/sparc/sparc-protos.h (function_value,
8638 function_arg_padding): Likewise.
8639 * config/sparc/sparc.c (sparc_promote_prototypes,
8640 sparc_return_in_memory, sparc_pass_by_reference,
8641 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8642 function_arg_record_value_2, function_arg_record_value_1,
8643 function_arg_record_value, function_arg_record_value,
8644 function_arg_padding, function_value): Likewise.
8645 * config/spu/spu-protos.h (spu_function_value): Likewise.
8646 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
8647 spu_function_value): Likewise.
8648 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
8650 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
8651 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8652 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8654 * config/v850/v850.c (v850_return_in_memory,
8655 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
8656 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
8657 * config/xtensa/xtensa.c (xtensa_return_in_msb,
8658 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8659 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8661 * explow.c (promote_mode, hard_function_value): Likewise.
8662 * expr.h (hard_function_value, promote_mode): Likewise.
8663 * function.c (aggregate_value_p): Likewise.
8664 * hooks.c (hook_bool_const_tree_true): New.
8665 * hooks.h (hook_bool_const_tree_true): New.
8666 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
8667 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8668 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8669 TARGET_RETURN_IN_MSB): Likewise.
8670 * target.h (promote_function_args, promote_function_return,
8671 promote_prototypes, return_in_memory, return_in_msb,
8672 pass_by_reference, must_pass_in_stack, callee_copies,
8673 function_value): Likewise.
8674 * targhooks.c (default_return_in_memory,
8675 hook_pass_by_reference_must_pass_in_stack,
8676 hook_callee_copies_named,
8677 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8678 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8679 default_function_value): Likewise.
8680 * targhooks.h (default_return_in_memory,
8681 hook_pass_by_reference_must_pass_in_stack,
8682 hook_callee_copies_named,
8683 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8684 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8685 default_function_value): Likewise.
8686 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
8687 (equiv_class_label_hash, equiv_class_label_eq): Constify.
8688 * tree-vectorizer.c (bb_in_loop_p): Likewise.
8689 * tree.c (needs_to_live_in_memory): Likewise.
8690 * tree.h (struct tree_type, needs_to_live_in_memory,
8691 aggregate_value_p, must_pass_in_stack_var_size,
8692 must_pass_in_stack_var_size_or_pad): Likewise.
8693 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
8694 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
8695 lookup_filename): Likewise.
8697 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8700 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
8701 fake fcomi i387 instruction for !TARGET_CMOVE.
8702 (ix86_expand_branch): Expand natural sequence with one jump for
8703 all targets, not only TARGET_CMOVE.
8704 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
8705 pattern to implement fake fcomi sequence. Split instruction after
8706 reload to correct compare sequences.
8707 (*cmpfp_xf_cc): Ditto.
8708 (*cmpfp_<mode>_cc): Ditto.
8709 (*cmpfp_u_cc): Ditto.
8710 (*cmpfp_<mode>_cc): Ditto.
8712 2007-08-23 Richard Guenther <rguenther@suse.de>
8714 * tree-pretty-print.c (dump_generic_node): Annotate
8715 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
8717 2007-08-23 Richard Guenther <rguenther@suse.de>
8719 * builtins.c (expand_builtin_mathfn): Wrap argument in
8720 save_expr directly instead of re-building the call.
8721 (expand_builtin_mathfn_2): Likewise.
8722 (expand_builtin_mathfn_3): Likewise.
8723 (expand_builtin_interclass_mathfn): Likewise.
8724 (expand_builtin_int_roundingfn): Set arg.
8725 (expand_builtin_int_roundingfn_2): Likewise.
8727 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
8729 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
8730 *sse_nand<mode>3, *sse_xor<mode>3): New.
8732 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8734 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
8735 * config/i386/i386.c (print_operand): Handle ';' code. Output
8736 semicolon for TARGET_MACHO.
8737 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
8738 emit semicolon after 'lock' prefix.
8739 (sync_double_compare_and_swap<mode>): Ditto.
8740 (*sync_double_compare_and_swapdi_pic): Ditto.
8741 (*sync_compare_and_swap_cc<mode>): Ditto.
8742 (sync_double_compare_and_swap_cc<mode>): Ditto.
8743 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8744 (sync_old_add<mode>): Ditto.
8745 (sync_add<mode>): Ditto.
8746 (sync_sub<mode>): Ditto.
8747 (sync_ior<mode>): Ditto.
8748 (sync_and<mode>): Ditto.
8749 (sync_xor<mode>): Ditto.
8751 2007-08-22 Chao-ying Fu <fu@mips.com>
8753 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
8755 (copy_rtx): Handle CONST_FIXED.
8756 (rtx_equal_p): Likewise.
8757 * rtl.h (fixed_value.h): New include.
8758 (rtx_def): Add a new field of fixed_value to u.
8759 (XCNMPFV): Define for accessing fixed_value.
8760 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
8762 * rtl.def (CONST_FIXED): New constant.
8763 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
8764 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
8765 US_ASHIFT): New codes.
8766 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
8767 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
8768 unsigned_fract_convert, unsigned_sat_fract): Document them.
8769 * varasm.c (assemble_integer): Extend to support fixed-point constants
8770 by using different machine classes.
8771 (decode_addr_const): Handle FIXED_CST.
8772 (const_hash_1): Likewise.
8773 (compare_constant): Likewise.
8774 (copy_constant): Likewise.
8775 (const_rtx_hash_1): Handle CONST_FIXED.
8776 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8777 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8779 (initializer_constant_valid_p): Handle FIXED_CST.
8780 (output_constant): Support FIXED_POINT_TYPE.
8781 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
8782 * cse.c (hash_rtx): Support CONST_FIXED.
8783 (exp_equiv_p): Likewise.
8784 (cannon_reg): Likewise.
8785 (fold_rtx): Likewise.
8786 (equiv_constant): Likewise.
8787 (cse_process_notes_1): Likewise.
8788 (count_reg_usage): Likewise.
8789 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
8790 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
8791 (wrap_constant): Check CONST_FIXED.
8792 (cselib_hash_rtx): Support CONST_FIXED.
8793 (cselib_subst_to_values): Likewise.
8794 * df-scan.c (df_uses_record): Likewise.
8795 * gcse.c (want_to_gcse_p): Likewise.
8796 (oprs_unchanged_p): Likewise.
8797 (oprs_not_set_p): Likewise.
8798 (compute_transp): Likewise.
8799 (extract_mentioned_regs_helper): Likewise.
8800 * genemit.c (gen_exp): Likewise.
8801 * local-alloc.c (equiv_init_varies_p): Likewise.
8802 (contains_replace_regs): Likewise.
8803 (memref_referenced_p): Likewise.
8804 * loop-invariant.c (check_maybe_invariant): Likewise.
8805 (hash_invariant_expr_1): Likewise.
8806 (invariant_expr_equal_p): Likewise.
8807 * postreload-gcse.c (oprs_unchanged_p): Likewise.
8808 * regclass.c (reg_scan_mark_refs): Likewise.
8809 * regrename.c (scan_rtx): Likewise.
8810 * resource.c (mark_referenced_resources): Likewise.
8811 (mark_set_resources): Likewise.
8812 * rtlanal.c (rtx_unstable_p): Likewise.
8813 (rtx_varies_p): Likewise.
8814 (count_occurrences): Likewise.
8815 (reg_mentioned_p): Likewise.
8816 (modified_between_p): Likewise.
8817 (modified_in_p): Likewise.
8818 (volatile_insn_p): Likewise.
8819 (volatile_refs_p): Likewise.
8820 (side_effects_p): Likewise.
8821 (may_trap_p_1): Likewise.
8822 (inequality_comparisons_p): Likewise.
8823 (computed_jump_p_1): Likewise.
8824 (commutative_operand_precedence): Likewise.
8825 * sched-deps.c (sched_analyze_2): Likewise.
8826 * sched-vis.c (print_value): Likewise.
8827 * reload.c (operands_match_p): Likewise.
8828 (subst_reg_equivs): Likewise.
8829 * reload1.c (eliminate_regs_1): Likewise.
8830 (elimination_effects): Likewise.
8831 (scan_paradoxical_subregs): Likewise.
8832 * alias.c (rtx_equal_for_memref_p): Likewise.
8833 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
8834 * emit-rtl.c (const_fixed_htab): New hash table.
8835 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
8837 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
8838 const_fixed_from_fixed_value): New functions.
8839 (verify_rtx_sharing): Handle CONST_FIXED.
8840 (copy_rtx_if_shared_1): Likewise.
8841 (reset_used_flags): Likewise.
8842 (set_used_flags): Likewise.
8843 (copy_insn_1): Likewise.
8844 (init_emit_once): Create const_fixed_htab.
8845 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
8847 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
8849 PR tree-optimization/32949
8850 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
8851 before failing for ivs with non-constant step.
8853 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
8855 * doc/md.texi (Iterators): Renamed from Macros. All contents
8856 changed to reflect rename of respectively define_code_macro and
8857 define_mode_macro to define_code_iterator and define_mode_iterator.
8858 (Mode Iterators, Code Iterators): Similar.
8859 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
8860 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
8861 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
8862 (initialize_iterators, find_iterator, check_code_iterator)
8863 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
8864 (read_mapping, read_rtx_1): Similar.
8865 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
8866 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
8867 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
8868 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
8869 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
8870 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
8871 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
8872 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
8873 config/rs6000/sync.md, config/rs6000/rs6000.md,
8874 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
8875 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
8876 config/vax/vax.md, config/bfin/bfin.md: Similar.
8878 2007-08-22 David Daney <ddaney@avtrex.com>
8880 * doc/install.texi (Testing): Mention testing on a simulator.
8882 2007-08-22 Janis Johnson <janis187@us.ibm.com>
8884 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
8886 * doc/libgcc.texi (Decimal float library routines): Fix formatting
8887 and rearrange floating point conversion functions into different
8890 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8892 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
8893 dfa_post_advance_cycle): New scheduler hooks.
8894 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8895 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
8897 (TARGET_SCHED): Use them.
8898 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8899 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
8900 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
8902 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
8903 function to facilitate debugging.
8904 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
8905 (output_insn_has_dfa_reservation_p): New static function to output
8906 insn_has_dfa_reservation_p ().
8907 (write_automata): Use it.
8908 * genattr.c (main): Output declaration for
8909 insn_has_dfa_reservation_p ().
8911 2007-08-22 Christian Bruel <christian.bruel@st.com>
8912 Richard Guenther <rguenther@suse.de>
8914 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
8915 * simplify_rtx (simplify_binary_operation_1): Likewise.
8917 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
8919 PR rtl-optimization/32557
8920 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
8921 of REGNO (mws->mw_reg).
8923 2007-08-22 Richard Guenther <rguenther@suse.de>
8926 * builtins.c (expand_builtin_int_roundingfn): Replace call
8927 argument wrapped with SAVE_EXPR directly.
8928 (expand_builtin_int_roundingfn_2): Likewise.
8930 2007-08-22 Richard Guenther <rguenther@suse.de>
8932 * tree-inline.c (inlinable_function_p): Restore disregarding
8933 inline limits for GNU extern inline functions.
8935 2007-08-22 Richard Guenther <rguenther@suse.de>
8938 * tree.c (host_integerp): Treat sizetype as signed as it is
8941 2007-08-21 Ian Lance Taylor <iant@google.com>
8943 PR tree-optimization/33134
8944 * tree-vrp.c (adjust_range_with_scev): Call
8945 set_value_range_to_value.
8947 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8949 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
8952 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8954 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
8957 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
8959 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
8960 cases to set eight bytes at a time.
8961 (expand_block_move): Likewise.
8963 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8966 * dwarf2out.c (gen_decl_die): Don't call
8967 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
8969 2007-08-21 Paul Brook <paul@codesourcery.com>
8970 Nathan Sidwell <nathan@codesourcery.com>
8971 Mark Mitchell <mark@codesourcery.com>
8972 Joseph Myers <joseph@codesourcery.com>
8974 * configure.ac: Add --with-pkgversion and --with-bugurl.
8975 * configure: Regenerate.
8976 * doc/install.texi: Document them.
8977 * version.c (version_string): Remove VERSUFFIX.
8978 (VERSUFFIX): Remove.
8979 (pkgversion_string): New.
8980 (bug_report_url): Do not hard-code initializer.
8981 * version.h (pkgversion_string): Declare.
8982 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
8984 (version.o): Define PKGVERSION and BUGURL.
8985 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
8986 (%.pod): Define BUGURL.
8987 * gcc.c (process_command, main): Use pkgversion_string.
8988 * toplev.c (compile_file, print_version): Likewise.
8989 * protoize.c (main): Likewise.
8990 * gcov.c (print_version): Likewise. Update copyright date.
8991 * gcov-dump.c (print_version): Likewise. Update copyright date.
8992 * mips-tdump.c (main): Likewise. Update copyright date.
8993 * mips-tfile.c (main): Likewise. Update copyright date.
8994 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
8995 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
8996 shorten description.
8997 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
8998 * doc/gccint.texi: Likewise.
8999 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
9000 Update copyright date.
9002 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
9004 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
9005 (ix86_expand_strlensi_unroll_1): Ditto.
9006 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
9007 (ix86_expand_carry_flag_compare): Update comment.
9009 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9012 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
9013 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
9015 2007-08-21 Richard Guenther <rguenther@suse.de>
9017 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
9019 2007-08-21 Richard Guenther <rguenther@suse.de>
9022 * fold-const.c (fold_binary): Remove index +p PTR folding.
9023 Fix types of POINTER_PLUS_EXPR generated by folding of
9026 2007-08-20 Chao-ying Fu <fu@mips.com>
9028 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
9029 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
9030 RID_ONEWAY, so that it can be checked in declspecs_add_type.
9031 (c_common_fixed_point_type_for_size): Declare.
9032 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
9033 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
9034 (c_token_starts_declspecs): Likewise.
9035 (c_parser_declspecs): Likewise.
9036 (c_parser_attributes): Likewise.
9037 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
9038 (c_declspecs): Add saturating_p.
9039 * c-decl.c (build_null_declspecs): Initialize saturating_p.
9040 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
9041 _Sat. Handle RID_SAT.
9042 Avoid using void, bool, char, int, float, double, _Decimal32,
9043 _Decimal64, _Decimal128, and complex with _Sat.
9044 Handle RID_FRACT and RID_ACCUM.
9045 Make sure _Sat is used with _Fract or _Accum.
9046 (finish_declspecs): Handle cts_fract and cts_accum.
9047 * c-common.c (fixed-value.h): New include.
9048 (constant_expression_warning): Handle FIXED_CST.
9049 (overflow_warning): Likewise.
9050 (warnings_for_convert_and_check): Likewise.
9051 (c_common_fixed_point_type_for_size): New.
9052 (c_common_type_for_mode): Handle fixed-point modes to
9053 return various saturating/non-saturating, signed/unsigned types.
9054 (c_common_signed_or_unsigned_type): Support fixed-point types.
9055 (shorten_compare): Check fixed-point zero.
9056 Handle FIXED_POINT_TYPE.
9057 (c_common_truthvalue_conversion): Handle FIXED_CST.
9058 Handle FIXED_POINT_TYPE.
9059 (c_common_nodes_and_builtins): Record builtin types for fixed-point
9061 (handle_mode_attribute): Handle fixed-point modes. Need to check
9062 if the signness of base type and fixed-point modes are consistent.
9063 (handle_vector_size_attribute): Handle fixed-point modes.
9064 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
9065 (warn_for_div_by_zero): Check fixed-point zero.
9066 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
9067 a common fixed-point type based on fbit, ibit, sign, and saturation.
9068 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
9069 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
9070 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
9071 (convert_for_assignment): Support FIXED_POINT_TYPE.
9072 (digest_init): Handle FIXED_POINT_TYPE.
9073 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
9074 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9075 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
9076 GE_EXPR, LT_EXPR, GT_EXPR.
9077 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
9078 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
9079 * target.h (gcc_target): Add fixed_point_supported_p.
9080 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
9081 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
9082 (default_fixed_point_supported_p): Define.
9083 * targhooks.h (default_fixed_point_supported_p): Declare.
9084 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
9085 * doc/install.texi (Configuration): Add --enable-fixed-point.
9086 * configure.ac (--enable-fixed-point): New to enable fixed-point
9087 arithmetic extension to C. For mips targets, we enable it by default.
9088 * configure, config.in: Regenerate.
9090 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
9092 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
9094 2007-08-20 David Edelsohn <edelsohn@gnu.org>
9096 * dwarf2out.c (text_section_used): Move declaration outside ifdef
9097 DWARF2_DEBUGGING_INFO.
9098 (cold_text_section_used): Same.
9099 (cold_text_section): Same.
9101 2007-08-20 Richard Guenther <rguenther@suse.de>
9103 * c-typeck.c (convert_for_assignment): Use the type of
9104 the member for the initialization.
9106 2007-08-20 Richard Guenther <rguenther@suse.de>
9108 * c-objc-common.c (c_disregard_inline_limits): Remove.
9109 * c-objc-common.h (c_disregard_inline_limits): Likewise.
9110 * cgraphunit.c (cgraph_process_new_functions): Call
9111 disregard_inline_limits_p.
9112 (cgraph_preserve_function_body_p): Likewise.
9113 * ipa-inline.c (compute_inline_parameters): Likewise.
9114 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
9116 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
9117 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9118 disregard_inline_limits langhook.
9119 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
9121 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9122 disregard_inline_limits langhook.
9123 * tree-inline.c (disregard_inline_limits_p): New function.
9124 * tree-inline.h (disregard_inline_limits_p): Declare.
9126 2007-08-20 Richard Guenther <rguenther@suse.de>
9128 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
9129 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
9130 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9131 auto_var_in_fn_p langhook.
9132 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
9134 * tree.c (auto_var_in_fn_p): ... here.
9135 (find_var_from_fn): Call auto_var_in_fn_p directly.
9136 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9137 auto_var_in_fn_p langhook.
9138 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
9139 (copy_body_r): Likewise.
9140 (self_inlining_addr_expr): Likewise.
9141 * tree.h (auto_var_in_fn_p): Declare.
9143 2007-08-20 Richard Guenther <rguenther@suse.de>
9145 * tree.c (WALK_SUBTREE): Call walk_tree_1.
9146 (walk_type_fields): Take lh parameter.
9147 (walk_tree): Rename to ...
9148 (walk_tree_1): ... this. Do not call the walk_subtrees
9149 langhook but the now passed callback. Pass lh on recursion.
9150 (walk_tree_without_duplicates): Rename to ...
9151 (walk_tree_without_duplicates_1): ... this. Take lh parameter
9152 and call walk_tree_1.
9153 * tree.h (walk_tree_lh): New typedef.
9154 (walk_tree_1): Declare.
9155 (walk_tree_without_duplicates_1): Likewise.
9156 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
9157 (walk_tree_without_duplicates): New define to
9158 walk_tree_without_duplicates_1 with NULL lh parameter.
9159 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
9160 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
9162 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
9163 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
9164 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
9167 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9170 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
9171 code in front of the compacting of basic blocks.
9172 Move the folding of statements inbetween the cgraph checking
9173 and compacting of basic blocks.
9175 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9176 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9179 * config/alpha/alpha.c (va_list_skip_additions): Check for
9180 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
9181 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
9182 PLUS_EXPR when checking ap.__base.
9183 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
9184 when doing addition on pointer types. Use size_int instead of
9186 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
9187 ptr_type in the second operand.
9189 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9192 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
9194 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9197 * cfgexpand.c (expand_one_register_var): Mark pointer
9198 DECL_ARTIFICIAL as REG_POINTER also.
9199 * stmt.c (expand_decl): Likewise.
9201 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
9208 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
9209 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
9210 on_worklist argument and avoid adding things to worklist multiple
9212 (add_to_worklist): Ditto.
9213 (mark_aliases_call_clobbered): Mark entire structure clobbered if
9214 single SFT is clobbered.
9215 (set_initial_properties): Ditto.
9216 (compute_call_clobbered): Update for changes to function
9218 (create_overlap_variables_for): Always create SFT for offset 0.
9219 (create_structure_vars): Handle PHI's, since we are in SSA form at
9221 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
9222 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
9224 (add_vars_for_offset): Figure out aliases from access + points-to.
9225 (add_virtual_operand): Use add_vars-for_offset.
9226 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
9227 (add_call_clobber_ops): Remove makes_clobbering_call set.
9228 (get_expr_operands): Always pass through the INDIRECT_REF
9230 * tree-ssa-structalias.c (struct constraint_graph): Remove
9232 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
9233 address_taken, pt_used, number_incoming.
9234 (FIRST_ADDR_NODE): Removed.
9235 (merge_graph_nodes): Remove broken code for the moment.
9236 (init_graph): New function.
9237 (build_pred_graph): Remove code to init_graph.
9238 Add location equivalence support.
9239 (struct scc_info): Rename roots to deleted.
9241 (init_scc_info): Ditto
9242 (init_topo_info): Use graph->size.
9243 (compute_topo_order): Ditto.
9244 (do_da_constraint): Removed.
9245 (do_sd_constraint): Remove calls to find().
9246 set_union_with_increment should always get 0 as last arg here.
9247 (do_complex_constraint): Replace do_da_constraint with assert.
9249 (struct equiv_class_label): New.
9250 (pointer_equiv_class_table): Ditto.
9251 (location_equiv_class_table): Ditto.
9252 (equiv_class_label_hash): Ditto.
9253 (equiv_class_label_eq): Ditto
9254 (equiv_class_lookup): Ditto.
9255 (equiv_class_ladd): Ditto.
9256 (pointer_equiv_class): Ditto.
9257 (location_equiv_class): Ditto.
9258 (condense_visit): Rename and rewrite from label_visit to do only
9259 SCC related stuff for HU.
9260 (label_visit): Do HU work for HU.
9261 (perform_var_substitution): Update to do HU and location
9263 (free_var_substitution_info): Update to free HU and location
9264 equivalence structures. */
9265 (find_equivalent_node): Update for pointer but not location
9267 (unite_pointer_equivalences): New function.
9268 (move_complex_constraints): Rewrite to only do moving.
9269 (rewrite_constraints): Split out of move_complex_constraints.
9270 (solve_graph): Use graph->size.
9271 (process_constraint_1): Add from_call argument, use it.
9272 Split *a = &b into two constraints.
9273 (process_constraint): Use new process_constraint_1.
9274 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
9275 (get_constraint_for): Handle non-pointer integers properly.
9276 Remove code that used to handle structures.
9277 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
9278 with unknown addends.
9279 (handle_rhs_call): New function.
9280 (find_func_aliases): Use handle_rhs_call.
9281 (set_uids_in_ptset): Add an assert.
9282 (set_used_smts): Fix bug in not considering unified vars.
9283 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
9284 (compute_points_to_sets): Update for other function changes.
9285 (delete_points_to_sets): Ditto.
9286 (ipa_pta_execute): Ditto.
9287 (pass_ipa_pta): We need to update SSA after ipa_pta.
9289 2007-08-19 Jan Hubicka <jh@suse.cz>
9291 * i386.md: Replace "rim" and "mri" constraints by "g".
9293 2007-08-19 Joseph Myers <joseph@codesourcery.com>
9295 * dwarf2out.c (text_section_used, cold_text_section_used,
9296 cold_text_section, dwarf2out_note_section_used): New.
9297 (dwarf2out_init): Initialize cold_text_section.
9298 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
9299 dwarf2out_note_section_used.
9300 (size_of_aranges): Only count entry for text section if it was
9301 used. Count entry for cold text section if it was used.
9302 (output_aranges): Only output entries for text section and cold
9303 text section if they were used.
9305 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9307 * tree-pretty-print.c (debug_generic_expr): Add a comment about
9309 (debug_generic_stmt): Likewise.
9310 (debug_tree_chain): Likewise.
9312 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9314 * tree-data-refs.c (split_constant_offset): Expose.
9315 * tree-data-refs.h (split_constant_offset): Add declaration.
9317 * tree-vectorizer.h (dr_alignment_support): Renamed
9318 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
9319 Added a new value dr_explicit_realign.
9320 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
9321 dr_offset, dr_step, and dr_aligned_to, along with new access
9322 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
9323 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
9324 STMT_VINFO_DR_ALIGNED_TO.
9326 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
9328 In case of outer-loop vectorization with non-fixed misalignment - use
9329 the dr_explicit_realign scheme instead of the optimized realignment
9331 (new_stmt_vec_info): Initialize new fields.
9333 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
9334 'nested_in_vect_loop' case. Change verbosity level.
9335 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
9336 Don't fail on zero step in the outer-loop for loads.
9337 (vect_analyze_data_refs): Call split_constant_offset to calculate
9338 base, offset and init relative to the outer-loop.
9340 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
9341 BSI function argument with a new function argument - at_loop.
9342 Simplify the condition that determines STEP. Takes additional argument
9343 INV_P. Support outer-loop vectorization (handle the
9344 nested_in_vect_loop case), including zero step in the outer-loop. Call
9345 vect_create_addr_base_for_vector_ref with additional argument.
9346 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
9347 Updated function documentation. Handle the 'nested_in_vect_loop' case.
9348 Fixed and simplified calculation of step.
9349 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
9350 of bsi, and with additional argument. Call bump_vector_ptr with
9351 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
9352 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
9353 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
9354 when the realignment setup needs to take place inside the loop.
9355 Support the dr_explicit_realign scheme. Allow generating the optimized
9356 realignment scheme for outer-loop vectorization. Added documentation.
9357 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
9358 the 'nested_in_vect_loop' case, including loads that are invariant in
9359 the outer-loop and the realignment schemes. Handle the case when the
9360 realignment setup needs to take place inside the loop. Call
9361 vect_setup_realignment with additional arguments. Call
9362 vect_create_data_ref_ptr with additional argument and with loop instead
9363 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
9364 (vect_gen_niters_for_prolog_loop): Call
9365 vect_create_addr_base_for_vector_ref with additional arguments.
9366 (vect_create_cond_for_align_checks): Likewise.
9367 (bump_vector_ptr): Updated to support the new dr_explicit_realign
9368 scheme: takes additional argument bump; argument ptr_incr is now
9369 optional; updated documentation.
9370 (vect_init_vector): Takes additional argument (bsi). Use it, if
9371 available, to insert the vector initialization.
9372 (get_initial_def_for_induction): Pass additional argument in call to
9374 (vect_get_vec_def_for_operand): Likewise.
9375 (vect_setup_realignment): Likewise.
9376 (vectorizable_load): Likewise.
9378 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9380 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
9381 as argument instead of struct loop.
9382 (nested_in_vect_loop_p): New function.
9383 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
9385 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
9386 from other phis in the loop.
9387 (destroy_loop_vec_info): Add additional argument to declaration.
9389 * tree-vectorizer.c (supportable_widening_operation): Also check if
9390 nested_in_vect_loop_p (don't allow changing the order in this case).
9391 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
9392 of struct loop. Call nested_in_vect_loop_p and don't require
9393 flag_unsafe_math_optimizations if it returns true.
9394 (new_stmt_vec_info): When setting def_type for phis differentiate
9395 loop-header phis from other phis.
9396 (bb_in_loop_p): New function.
9397 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
9398 just update their loop_vinfo. Order of BB traversal now matters -
9399 call dfs_enumerate_from with bb_in_loop_p.
9400 (destroy_loop_vec_info): Takes additional argument to control whether
9401 stmt_vinfo of the loop stmts should be destroyed as well.
9402 (vect_is_simple_reduction): Allow the "non-reduction" use of a
9403 reduction stmt to be defines by a non loop-header phi.
9404 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
9406 * tree-vect-transform.c (vectorizable_reduction): Call
9407 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
9408 (vectorizable_call): Likewise.
9409 (vectorizable_conversion): Likewise.
9410 (vectorizable_operation): Likewise.
9411 (vectorizable_type_promotion): Likewise.
9412 (vectorizable_type_demotion): Likewise.
9413 (vectorizable_store): Likewise.
9414 (vectorizable_live_operation): Likewise.
9415 (vectorizable_reduction): Likewise. Also pass loop_info to
9416 vect_is_simple_reduction instead of loop.
9417 (vect_init_vector): Call nested_in_vect_loop_p.
9418 (get_initial_def_for_reduction): Likewise.
9419 (vect_create_epilog_for_reduction): Likewise.
9420 (vect_init_vector): Check which loop to work with, in case there's an
9422 (get_initial_def_for_inducion): Extend to handle outer-loop
9423 vectorization. Fix indentation.
9424 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
9425 In the case vect_induction_def get the vector def from the induction
9426 phi node, instead of calling get_initial_def_for_inducion.
9427 (get_initial_def_for_reduction): Extend to handle outer-loop
9429 (vect_create_epilog_for_reduction): Extend to handle outer-loop
9431 (vect_transform_loop): Change assert to just skip this case. Add a
9433 (vect_finish_stmt_generation): Add a couple asserts.
9435 (vect_estimate_min_profitable_iters): Multiply
9436 cost of inner-loop stmts (in outer-loop vectorization) by estimated
9438 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
9439 this is an inner-loop reduction in outer-loop vectorization.
9441 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
9442 Same code as what used to be vect_analyze_scalar_cycles, only with
9443 additional argument loop, and loop_info passed to
9444 vect_is_simple_reduction instead of loop.
9445 (vect_analyze_scalar_cycles): Code factored out into
9446 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
9447 Updated documentation.
9448 (analyze_operations): Check for inner-loop loop-closed exit-phis during
9449 outer-loop vectorization that are live or not used in the outerloop,
9450 cause this requires special handling.
9451 (vect_enhance_data_refs_alignment): Don't consider versioning for
9453 (vect_analyze_data_refs): Check that there are no datarefs in the
9455 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
9456 and vect_used_in_outer_by_reduction cases.
9457 (process_use): Also consider the case of outer-loop stmt defining an
9458 inner-loop stmt and vice versa.
9459 (vect_analyze_loop_1): New function.
9460 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
9461 loops. Call vect_analyze_loop_1.
9462 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
9463 been vectorized. Call destroy_loop_vec_info with additional argument.
9465 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
9466 in the inner-loop when doing outer-loop vectorization. Add
9467 documentation and printout.
9468 (vect_recog_dot_prod_pattern): Likewise. Also add check for
9469 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
9471 2007-08-18 Andrew Pinski <pinskia@gmail.com>
9473 * tree-affine.h (print_aff): New prototype.
9474 (debug_aff): Likewise.
9475 * tree-affine.c (print_aff): New function.
9476 (debug_aff): Likewise.
9478 2007-08-18 Paul Brook <paul@codesourcery.com>
9479 Joseph Myers <joseph@codesourcery.com>
9481 * common.opt (-fdebug-prefix-map=): New option.
9482 * opts.c: Include debug.h.
9483 (common_handle_option): Handle -fdebug-prefix-map.
9484 * final.c: Include ggc.h.
9485 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
9486 remap_debug_filename): New.
9487 * Makefile.in (final.o, opts.o): Update dependencies.
9488 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
9489 * configure.ac: Check for assembler --debug-prefix-map support.
9490 * configure, config.in: Regenerate.
9491 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
9492 (ASM_DEBUG_SPEC): Include ASM_MAP.
9493 * doc/install.texi (--with-debug-prefix-map): Document.
9494 * doc/invoke.texi (-fdebug-prefix-map): Document.
9495 * dbxout.c (dbxout_init, dbxout_start_source_file,
9496 dbxout_source_file): Call remap_debug_filename.
9497 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
9498 dwarf2out_start_source_file, dwarf2out_finish): Call
9499 remap_debug_filename.
9500 (file_table_relative_p): Do not check d->emitted_number.
9501 * toplev.c (output_file_directive): Call remap_debug_filename.
9502 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
9503 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
9505 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9507 * loop-invariant.c (find_invariants_to_move): Add missing macro
9510 2007-08-17 Tom Tromey <tromey@redhat.com>
9512 * tree.h (struct tree_label_decl): Removed old "java" fields.
9514 2007-08-17 Richard Sandiford <richard@codesourcery.com>
9515 Nigel Stephens <nigel@mips.com>
9517 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
9518 Treat -mno-data-in-code and -mcode-xonly as aliases for
9519 -mcode-readable=no and -mcode-readable=pcrel respectively.
9520 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
9521 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
9522 (MULTILIB_DIRNAMES): Update accordingly.
9524 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
9526 * Makefile.in (version.o): Depend on $(REVISION) only if
9527 REVISION_s is defined.
9529 2007-08-17 Sa Liu <saliu@de.ibm.com>
9530 Ulrich Weigand <uweigand@de.ibm.com>
9533 * tree.c (reconstruct_complex_type): For a pointer to a vector,
9534 use build_qualified_type to retain qualifiers of the base type.
9536 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
9538 * config/score/score.md : Update pattern tablejump.
9539 * config/score/score.c : Update score_initialize_trampoline
9541 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
9542 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
9543 * doc/contrib.texi: Add my entry.
9545 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
9547 * Makefile.in (REVISION): New.
9550 (version.o): Also depend on $(REVISION). Add
9551 -DREVISION=$(REVISION_s).
9553 * version.c (version_string): Add REVISION.
9555 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
9557 * tree-eh.c (lower_try_finally_onedest): Reset the locus
9558 of GOTO that's relocated to a different block.
9560 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9562 * c-common.c (const_strip_array_types): New.
9563 * c-common.h (lang_missing_noreturn_ok_p): Delete.
9564 (const_strip_array_types): New.
9565 * c-objc-common.c (c_disregard_inline_limits,
9566 c_warn_unused_global_decl): Constify.
9567 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
9568 c_vla_type_p, c_incomplete_type_error): Likewise.
9569 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
9570 * hooks.c (hook_bool_const_tree_false): New.
9571 * hooks.h (hook_bool_const_tree_false): Likewise.
9572 * langhooks-def.h (lhd_warn_unused_global_decl,
9573 lhd_incomplete_type_error, lhd_expr_size,
9574 lhd_tree_inlining_disregard_inline_limits,
9575 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9576 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
9577 * langhooks.c (lhd_warn_unused_global_decl,
9578 lhd_incomplete_type_error,
9579 lhd_tree_inlining_disregard_inline_limits,
9580 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9581 lhd_expr_size): Likewise.
9582 * langhooks.h (lang_hooks_for_tree_inlining,
9583 lang_hooks_for_tree_dump, lang_hooks_for_types,
9584 lang_hooks_for_decls, lang_hooks): Likewise.
9585 * pointer-set.c (pointer_set_t, pointer_set_create,
9586 pointer_set_contains, insert_aux, pointer_set_insert,
9587 pointer_set_traverse, pointer_map_t, pointer_map_create,
9588 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
9590 * pointer-set.h (pointer_set_contains, pointer_set_insert,
9591 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
9592 pointer_map_traverse): Likewise.
9593 * predict.c (assert_is_empty): Likewise.
9594 * tree-affine.c (free_name_expansion): Likewise.
9595 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
9596 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
9597 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
9599 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
9601 * tree-vectorizer.c (new_loop_vec_info): Initialize new
9603 (destroy_loop_vec_info): Add call to VEC_free.
9604 * tree-vectorizer.h (may_alias_ddrs): Define.
9605 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
9606 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9607 Change reporting to dump.
9608 (vect_is_duplicate_ddr): New.
9609 (vect_mark_for_runtime_alias_test): New.
9610 (vect_analyze_data_ref_dependences) Add call to
9611 vect_mark_for_runtime_alias_test.
9612 (vect_enhance_data_refs_alignment): Define local variable
9613 vect_versioning_for_alias_required, don't perform
9614 peeling for alignment if versioning for alias is
9616 (vect_enhance_data_refs_alignment): Use
9617 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
9618 PARAM_VECT_MAX_VERSION_CHECKS.
9619 * tree-vect-transform.c
9620 (vect_create_cond_for_alias_checks): New.
9621 (vect_transform_loop): Add call to
9622 vect_create_cond_for_alias_checks.
9623 (vect_vfa_segment_size): New.
9624 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
9626 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
9628 (vect-max-version-for-alignment-checks): Document.
9629 (vect-max-version-for-alias-checks): Document.
9630 (vect-max-version-checks): Remove.
9632 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
9634 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
9635 the same line as the instruction for all asm dialects.
9636 (*rep_movsi): Ditto.
9637 (*rep_movsi_rex64): Ditto.
9638 (*rep_movqi): Ditto.
9639 (*rep_movqi_rex64): Ditto.
9640 (*rep_stosdi_rex64): Ditto.
9641 (*rep_stossi): Ditto.
9642 (*rep_stossi_rex64): Ditto.
9643 (*rep_stosqi): Ditto.
9644 (*rep_stosqi_rex64): Ditto.
9645 (*cmpstrnqi_nz_1): Ditto.
9646 (*cmpstrnqi_nz_rex_1): Ditto.
9647 (*cmpstrnqi_1): Ditto.
9648 (*cmpstrnqi_rex_1): Ditto.
9649 (*strlenqi_1): Ditto.
9650 (*strlenqi_rex_1): Ditto.
9651 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
9652 prefix on the same line as the instruction for all asm dialects.
9653 (sync_double_compare_and_swap<mode>): Ditto.
9654 (*sync_double_compare_and_swapdi_pic): Ditto.
9655 (*sync_compare_and_swap_cc<mode>): Ditto.
9656 (sync_double_compare_and_swap_cc<mode>): Ditto.
9657 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9658 (sync_old_add<mode>): Ditto.
9659 (sync_add<mode>): Ditto.
9660 (sync_sub<mode>): Ditto.
9661 (sync_ior<mode>): Ditto.
9662 (sync_and<mode>): Ditto.
9663 (sync_xor<mode>): Ditto.
9665 2007-08-16 Richard Sandiford <richard@codesourcery.com>
9668 * reload.c (find_reloads): Check that the memory returned by
9669 find_reloads_toplev was not the result of forcing a constant
9671 (find_reloads_toplev): Always use simplify_gen_subreg to get
9672 the subreg of a constant. If the result is also a constant,
9673 but not a legitimate one, force it into the constant pool
9674 and reload its address.
9676 2007-08-15 David Edelsohn <edelsohn@gnu.org>
9678 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
9681 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
9683 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
9684 directive for the current vector ABI.
9686 2007-08-15 Steve Ellcey <sje@cup.hp.com>
9689 * caller-save.c (reg_save_code): Set invalide status on restore code.
9691 2007-08-15 Diego Novillo <dnovillo@google.com>
9693 * tree-ssa-alias.c (compute_memory_partitions): Use
9694 alias_bitmap_obstack to allocate bitmaps.
9695 (reset_alias_info): Factor out of init_alias_info.
9696 Mark all name tags not associated to an SSA name for renaming.
9697 (init_alias_info): Call it.
9698 (create_name_tags): Tidy. Add comments.
9699 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
9701 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9703 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
9704 scheduler dependencies.
9706 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
9708 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
9710 (*iorsi_1_zext): Likewise.
9711 (*iorsi_1_zext_imm): Likewise.
9712 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
9713 with "rm"/"xm" constraint.
9714 (sse2_vmsqrtv2df2): Likewise.
9716 2007-08-15 Jakub Jelinek <jakub@redhat.com>
9719 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
9722 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
9724 * tree-pass.h (PROP_pta): Removed.
9725 (TODO_rebuild_alias): New.
9726 (pass_may_alias): Removed.
9727 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
9728 aliasing if we changed something.
9729 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
9731 (pass_may_alias): Removed.
9732 (create_structure_vars): Return TODO_rebuild_alias.
9733 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
9734 * tree-sra.c (tree_sra): Only rebuild aliasing if something
9736 (tree_sra_early): We never affect aliasing right now.
9737 * tree-flow.h (compute_may_aliases): New prototype.
9738 * passes.c: Remove pass_may_alias from the passes.
9739 (execute_function_todo): Support TODO_rebuild_alias.
9741 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
9743 * i386.c: (legitimize_address): Move dllimported variable check
9744 infront of legitimizing pic address of CONST symbols.
9746 2007-08-14 Steve Ellcey <sje@cup.hp.com>
9748 PR tree-optimization/32941
9749 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
9750 (goto_queue_cmp): Remove.
9751 (find_goto_replacement): Change search method.
9752 (maybe_record_in_goto_queue): Add assert.
9753 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
9754 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
9756 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9758 * alias.c (component_uses_parent_alias_set): Constify.
9759 * alias.h (component_uses_parent_alias_set): Likewise.
9760 * cfgrtl.c (print_rtl_with_bb): Likewise.
9761 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
9762 mpz_get_double_int): Likewise.
9763 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
9764 mpz_get_double_int): Likewise.
9765 * expr.c (is_aligning_offset, undefined_operand_subword_p,
9766 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
9768 * expr.h (safe_from_p): Likewise.
9769 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
9771 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
9772 zero_sized_type, goa_lhs_expr_p): Likewise.
9773 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
9774 * rtl.h (print_rtl_with_bb): Likewise.
9775 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
9776 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
9777 * tree-flow-inline.h (bb_stmt_list): Constify.
9778 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
9780 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
9781 const_first_stmt, const_last_stmt): New.
9782 (block_may_fallthru, empty_block_p): Constify.
9783 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
9784 EXPR_ONLY_BODY): New.
9785 (expr_first, expr_last, expr_only): Use macro for body.
9786 (const_expr_first, const_expr_last, const_expr_only): New.
9787 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
9788 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
9789 ctsi_prev, ctsi_stmt): New.
9790 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
9791 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
9792 * tree-ssa-loop-niter.c (loop_only_exit_p,
9793 derive_constant_upper_bound): Likewise.
9794 * tree-ssa-phiopt.c (empty_block_p): Likewise.
9795 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
9796 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
9797 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
9798 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
9799 * tree.c (get_type_static_bounds): Likewise.
9800 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
9801 (get_type_static_bounds): Constify.
9803 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9806 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
9807 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
9808 (*<addsub><mode>3_cc_overflow): New.
9809 (*add<mode>3_cconly_overflow): New.
9810 (*sub<mode>3_cconly_overflow): New.
9811 (*<addsub>si3_zext_cc_overflow): New.
9812 * config/i386/predicates.md (fcmov_comparison_operator): Accept
9813 CCCmode for LTU, GTU, LEU and GEU.
9814 (ix86_comparison_operator): Likewise.
9815 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
9816 * config/i386/i386.c (put_condition_code): Support CCCmode.
9817 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
9818 or MINUS expressions.
9820 2007-08-14 Andrew Pinski <pinskia@gmail.com>
9823 * c-typeck.c (build_binary_op): Disallow vector float types with
9824 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
9826 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
9828 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
9829 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
9830 (dep_def): New typedef.
9831 (init_dep_1, sd_debug_dep): Declare functions.
9832 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
9833 (debug_dep_links): Remove.
9834 (struct _deps_list): New field 'n_links'.
9835 (DEPS_LIST_N_LINKS): New macro.
9836 (FOR_EACH_DEP_LINK): Remove.
9837 (create_deps_list, free_deps_list, delete_deps_list): Remove
9839 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9840 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9841 (copy_deps_list_change_con, move_dep_link): Ditto.
9842 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
9843 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
9845 (INSN_BACK_DEPS): Remove.
9846 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
9848 (INSN_DEP_COUNT): Remove.
9849 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
9850 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
9851 Declare global variables.
9852 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
9853 (add_forw_dep, compute_forward_dependences): Remove declarations.
9854 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
9855 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9856 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
9858 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
9860 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
9861 (sd_list_types_def): New typedef.
9862 (sd_next_list): Declare function.
9863 (struct _sd_iterator): New type.
9864 (sd_iterator_def): New typedef.
9865 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
9867 (FOR_EACH_DEP): New cycle wrapper.
9868 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
9870 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
9871 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
9874 * sched-deps.c (init_dep_1): Make global.
9875 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
9877 (dump_dep): New static function.
9878 (dump_dep_flags): New static variable.
9879 (sd_debug_dep): New function.
9880 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
9882 (move_dep_link): Use remove_from_deps_list (), instead of
9884 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
9885 (dep_link_is_detached_p): New static function.
9886 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
9888 (dn_pool, dl_pool): New alloc_pools.
9889 (dn_pool_diff, dl_pool_diff): New static variables.
9890 (create_dep_node, delete_dep_node): New static function.
9891 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
9892 (deps_list_empty_p): Make it static. Use 'n_links' field.
9893 (deps_pools_are_empty_p): New static function.
9894 (alloc_deps_list, delete_deps_list): Remove.
9895 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
9896 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9897 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
9898 (forward_dependency_cache): Remove.
9899 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
9900 'back' from the names. Change signature to use dep_t instead of
9902 (add_back_dep): Ditto. Make global.
9903 (check_dep_status): Rename to check_dep ().
9904 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
9906 (sd_finish_insn): Ditto.
9907 (sd_find_dep_between_no_cache): New static function.
9908 (sd_find_dep_between): New function.
9909 (ask_dependency_caches, set_dependency_caches): New static functions.
9910 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
9911 (add_or_update_dep_1): Separate pieces of functionality into
9912 ask_dependency_caches (), update_dependency_caches (),
9913 change_spec_dep_to_hard (), update_dep ().
9914 (get_back_and_forw_lists): New static function.
9915 (sd_add_dep): Separate setting of dependency caches into
9916 set_dependency_caches ().
9917 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
9919 (sd_delete_dep): Ditto.
9920 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
9921 (dump_lists): New static function.
9922 (sd_debug_lists): New debug function.
9923 (delete_all_dependences, fixup_sched_groups): Update to use
9924 sd_* infrastructure.
9925 (sched_analyze_2): Create data-speculative dependency only if
9926 data-speculation is enabled.
9927 (sched_analyze_insn): If insn cannot be speculative, make all its
9928 dependencies non-speculative.
9929 (sched_analyze): Use sd_init_insn ().
9930 (add_forw_dep, compute_forward_dependencies): Remove.
9931 (delete_dep_nodes_in_back_deps): New static function.
9932 (sched_free_deps): New function.
9933 (init_dependency_caches): Init alloc_pools.
9934 (extend_depedency_caches): Update after removing of
9935 forward_dependency_cache.
9936 (free_dependency_caches): Ditto. Free alloc_pools.
9937 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
9938 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
9940 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9941 (add_dependence): Use init_dep ().
9942 (get_dep_weak_1): New static function.
9943 (get_dep_weak): Move logic to get_dep_weak_1 ().
9944 (dump_ds): New static function moved from haifa-sched.c:
9945 debug_spec_status ().
9946 (debug_ds): New debug function.
9947 (check_dep_status): Rename to check_dep (). Update to check whole
9950 * haifa-sched.c (spec_info): Make global.
9951 (added_recovery_block_p): Rename to
9952 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
9953 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
9954 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
9955 to use new interfaces.
9956 (ok_for_early_queue_removal): Ditto.
9957 (schedule_block): Initialize logical uids of insns emitted by the
9959 (sched_init): Initialize new variable.
9960 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9962 (extend_global): Initialize insn data.
9963 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
9964 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
9966 (add_to_speculative_block): Update to use new interfaces.
9967 (create_recovery_block): Set new variables.
9968 (create_check_block_twin, fix_recovery_deps): Update to use new
9970 (sched_insn_is_legitimate_for_speculation_p): New function.
9971 (speculate_insn): Move checking logic to
9972 sched_insn_is_legitimate_for_speculation_p ().
9973 (sched_remove_insn): Finalize sched-deps information of instruction.
9974 (clear_priorities, add_jump_dependencies): Update to use new
9976 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
9978 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
9979 to use new interfaces.
9980 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
9981 (new_ready): Try to use control speculation only if it is available.
9982 (add_branch_dependences): Update to use new interfaces.
9983 (compute_block_backward_dependences): Rename to
9984 compute_block_dependences (). Call
9985 targetm.sched.dependencies_evaluation_hook ().
9986 (free_block_dependencies): New static function.
9987 (debug_dependencies): Update to use new interfaces.
9988 (schedule_region): Remove separate computation of forward dependencies.
9989 Move call of targetm.sched.dependencies_evaluation_hook () to
9990 compute_block_dependences (). Free dependencies at the end of
9991 scheduling the region.
9993 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
9995 (add_deps_for_risky_insns): Ditto.
9996 (schedule_ebb): Remove separate computation of forward dependencies.
9997 Free dependencies at the end of scheduling the ebb.
9999 * ddg.c (create_ddg_dependence): Update to use new interfaces.
10000 (build_intra_loop_deps): Ditto. Remove separate computation of
10001 forward dependencies. Free sched-deps dependencies.
10003 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
10004 to use new interfaces.
10005 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
10007 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
10009 (is_costly_group): Ditto.
10011 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10013 * alias.c (rtx_equal_for_memref_p): Constify.
10014 * basic-block.h (const_edge, const_basic_block): New.
10015 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
10016 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
10017 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
10018 probably_never_executed_bb_p, edge_probability_reliable_p,
10019 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
10020 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
10022 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
10023 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
10025 * cfganal.c (flow_active_insn_p, forwarder_block_p,
10026 flow_nodes_print, dfs_enumerate_from): Likewise.
10027 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
10028 control_flow_insn_p, count_basic_blocks): Likewise.
10029 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
10030 get_loop_body_with_size, loop_exit_edge_p): Likewise.
10031 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
10032 average_num_loop_insns, loop_exit_edge_p,
10033 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
10034 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
10035 average_num_loop_insns, seq_cost): Likewise.
10036 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
10037 * dominance.c (dominated_by_p): Likewise.
10038 * emit-rtl.c (validate_subreg): Likewise.
10039 * except.c (can_throw_internal, can_throw_external): Likewise.
10040 * except.h (can_throw_internal, can_throw_external): Likewise.
10041 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
10042 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
10043 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
10044 simple_mem, store_ops_ok, load_kills_store, find_loads,
10045 store_killed_in_insn, store_killed_after, store_killed_before,
10046 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
10048 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
10049 noce_mem_write_may_trap_or_fault_p): Likewise.
10050 * pointer-set.c (pointer_set_contains, pointer_map_contains):
10052 * pointer-set.h (pointer_set_contains, pointer_map_contains):
10054 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
10055 probably_cold_bb_p, probably_never_executed_bb_p,
10056 edge_probability_reliable_p, br_prob_note_reliable_p,
10057 can_predict_insn_p): Likewise.
10058 * regclass.c (reg_set_to_hard_reg_set): Likewise.
10059 * resource.c (return_insn_p): Likewise.
10060 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
10062 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
10063 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
10064 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
10065 verify_gimple_modify_stmt): Likewise.
10066 * tree-chrec.c (is_not_constant_evolution,
10067 is_multivariate_chrec_rec, is_multivariate_chrec,
10068 chrec_contains_symbols, chrec_contains_undetermined,
10069 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
10070 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
10071 eq_evolutions_p, scev_direction): Likewise.
10072 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
10073 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
10074 chrec_contains_symbols_defined_in_loop,
10075 chrec_contains_undetermined, tree_contains_chrecs,
10076 evolution_function_is_affine_multivariate_p,
10077 evolution_function_is_univariate_p, chrec_zerop,
10078 evolution_function_is_constant_p, evolution_function_is_affine_p,
10079 evolution_function_is_affine_or_constant_p,
10080 tree_does_not_contain_chrecs, chrec_type): Likewise.
10081 * tree-data-ref.c (tree_fold_divides_p,
10082 object_address_invariant_in_loop_p, dr_may_alias_p,
10083 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
10084 same_access_functions, constant_access_functions,
10085 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
10087 * tree-flow.h (scev_direction): Likewise.
10088 * tree-gimple.c (is_gimple_stmt): Likewise.
10089 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
10091 * tree-pretty-print.c (op_prio): Likewise.
10092 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
10093 analyzable_condition, backedge_phi_arg_p): Likewise.
10094 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
10095 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
10096 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
10099 2007-08-13 Dan Hipschman <dsh@google.com>
10102 * c-format.c (check_format_arg): Move check for zero-length
10103 format strings below the check for unterminated strings.
10105 2007-08-13 Andrew Pinski <pinskia@gmail.com>
10108 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
10111 2007-08-13 Nick Clifton <nickc@redhat.com>
10113 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
10115 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10118 * c-format.c (gcc_gfc_length_specs): New array.
10119 (gcc_gfc_char_table): Add unsigned specifier, and references to
10120 the l length modifier.
10121 (format_types_orig): Use the new gcc_gfc_length_specs.
10123 2007-08-12 Sa Liu <saliu@de.ibm.com>
10125 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
10126 and with REG_RETVAL note after split.
10128 2007-08-11 David Daney <ddaney@avtrex.com>
10130 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
10131 as ATTRIBUTE_UNUSED.
10133 2007-08-11 David Edelsohn <edelsohn@gnu.org>
10134 Segher Boessenkool <segher@kernel.crashing.org>
10136 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
10137 HAVE_LOCAL_CPU_DETECT not defined.
10139 2007-08-11 Jan Hubicka <jh@suse.cz>
10141 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
10142 (cgraph_process_new_functions): Honor previous value of
10143 disregard_inline_limits.
10144 * ipa-inline.c (compute_inline_parameters): Likewise.
10146 2007-08-11 Ian Lance Taylor <iant@google.com>
10148 * alias.h (alias_set_type): Define new type.
10149 (ALIAS_SET_MEMORY_BARRIER): Use it.
10150 * rtl.h: Include alias.h.
10151 (struct mem_attrs): Use alias_set_type.
10152 * tree.h: Include alias.h
10153 (struct tree_type): Use alias_set_type.
10154 (struct tree_struct_field_tag): Likewise.
10155 (struct tree_decl_common): Likewise.
10156 * alias.c (struct alias_set_entry): Use alias_set_type.
10157 (get_alias_set_entry, alias_set_subset_of): Likewise.
10158 (alias_sets_conflict_p): Likewise.
10159 (alias_sets_must_conflict_p): Likewise.
10160 (objects_must_conflict_p): Likewise.
10161 (get_alias_set, new_alias_set): Likewise.
10162 (record_alias_subset, record_component_aliases): Likewise.
10163 (varargs_set, frame_set): Change to alias_set_type.
10164 (get_varargs_alias_set): Use alias_set_type.
10165 (get_frame_alias_set): Likewise.
10166 * builtins.c (setjmp_alias_set): Change to alias_set_type.
10167 * dse.c (struct store_info): Use alias_set_type.
10168 (struct read_info, struct clear_alias_mode_holder): Likewise.
10169 (clear_alias_set_lookup, canon_address): Likewise.
10170 (record_store, check_mem_read_rtx): Likewise.
10171 (dse_record_singleton_alias_set): Likewise.
10172 (dse_invalidate_singleton_alias_set): Likewise.
10173 * emit-rtl.c (get_mem_attrs): Likewise.
10174 (set_mem_attributes_minus_bitpos): Likewise.
10175 (set_mem_alias_set): Likewise.
10176 * expr.c (store_constructor_field, store_field): Likewise.
10177 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
10178 * langhooks.c (lhd_get_alias_set): Likewise.
10179 * langhooks-def.h (lhd_get_alias_set): Likewise.
10180 * reload1.c (alter_reg): Likewise.
10181 * tree-flow.h (struct fieldoff): Likewise.
10182 * tree-ssa-alias.c (struct alias_map_d): Likewise.
10183 (may_alias_p, get_smt_for, create_sft): Likewise.
10184 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
10185 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
10186 (merge_smts_into): Likewise.
10187 * varasm.c (const_alias_set): Likewise.
10188 * c-common.c (strict_aliasing_warning): Likewise.
10189 (c_common_get_alias_set): Likewise.
10190 * dse.h (dse_record_singleton_alias_set): Update declaration.
10191 (dse_invalidate_singleton_alias_set): Likewise.
10192 * emit-rtl.h (set_mem_alias_set): Likewise.
10193 * c-common.h (c_common_get_alias_set): Likewise.
10194 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
10195 * print-tree.c (print_node): Likewise.
10196 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
10198 (alpha_setup_incoming_varargs): Use alias_set_type.
10199 * config/i386/i386.c (setup_incoming_varargs_64): Use
10201 (setup_incoming_varargs_ms_64): Likewise.
10202 (ix86_GOT_alias_set): Likewise.
10203 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10204 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
10205 (set): Change to alias_set_type.
10206 (get_TOC_alias_set): Use alias_set_type.
10207 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
10209 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
10210 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
10212 (struct_value_alias_set): Likewise.
10213 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
10215 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10217 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
10218 * config/vxworks.h (TARGET_VXWORKS): Override.
10219 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
10220 "mips" if TARGET_VXWORKS.
10222 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10224 * calls.c (avoid_likely_spilled_reg): New function.
10225 (expand_call): Use it.
10227 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10229 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
10231 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
10233 * config/mips/predicates.md (const_call_insn_operand): Invoke
10234 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
10236 2007-08-10 David Edelsohn <edelsohn@gnu.org>
10239 * config/rs6000/driver-rs6000.c: Include link.h.
10240 Use ElfW instead of wordsize-specif typedef.
10242 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10244 * system.h (CONST_CAST): New.
10245 * c-decl.c (c_make_fname_decl): Use it.
10246 * c-lex.c (cb_ident, lex_string): Likewise.
10247 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10248 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
10249 give_switch, set_multilib_dir): Likewise.
10250 * gengtype-parse.c (string_seq, typedef_name): Likewise.
10251 * passes.c (execute_one_pass): Likewise.
10252 * prefix.c (update_path): Likewise.
10253 * pretty-print.c (pp_base_destroy_prefix): Likewise.
10254 * tree.c (build_string): Likewise.
10256 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10258 * tree-flow-inline.h (is_exec_stmt): Remove.
10259 (is_label_stmt): Remove.
10260 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
10263 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
10265 * lower-subreg.c (resolve_shift_zext): Don't adjust
10266 src_reg_num for wordmode operands.
10268 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
10269 David Ung <davidu@mips.com>
10271 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
10272 (TARGET_SCHED_REORDER2): Define.
10273 (mips_maybe_swap_ready): New.
10274 (mips_last_74k_agen_insn): New.
10275 (mips_74k_agen_init): New.
10276 (mips_74k_agen_reorder): New function to group loads and stores
10277 in the ready queue.
10278 (mips_sched_init): New.
10279 (mips_sched_reorder): Don't do initialization here. Call
10280 mips_74k_agen_reorder.
10281 (mips_variable_issue): Call mips_74k_agen_init.
10283 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10285 * tree-flow-inline.h (get_filename): Remove.
10287 2007-08-10 Richard Sandiford <richard@codesourcery.com>
10289 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
10291 (mips_fetch_insns): Delete in favor of...
10292 (mips_load_store_insns): ...this new function.
10293 * config/mips/mips.c (mips_address_insns): Add a boolean argument
10294 to say whether multiword moves _might_ be split.
10295 (mips_fetch_insns): Delete in favor of...
10296 (mips_load_store_insns): ...this new function.
10297 (mips_rtx_costs): Update the call to mips_address_insns.
10298 (mips_address_cost): Likewise.
10299 * config/mips/mips.md (length): Use mips_load_store_insns instead
10300 of mips_fetch_insns.
10301 * config/mips/constraints.md (R): Use mips_address_insns rather
10302 than mips_fetch_insns. Assume that the move never needs to be split.
10304 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10306 * config/mips/mips.opt (mhard-float, msoft-float): Make these
10307 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
10308 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
10309 * config/mips/mips.h (mips16_hard_float): Delete.
10310 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
10311 definitions, and replace with....
10312 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
10313 * config/mips/mips.c (mips16_hard_float): Delete. Replace
10314 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
10315 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
10316 (override_options): Replace MASK_SOFT_FLOAT references with
10317 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
10318 and mips16_hard_float when TARGET_MIPS16.
10320 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10323 * c-typeck.c (build_binary_op): Check for non pointer types before
10324 calling int_fits_type_p.
10326 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10328 PR middle-end/32813
10329 * fold-const.c (omit_one_operand): Return only the ommitted expression
10330 if the result is an empty statement.
10331 (pedantic_omit_one_operand): Likewise.
10333 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
10335 * c-typeck.c (readonly_error): Improve error for assignment.
10337 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
10339 (pp_c_expression): Ditto.
10341 2007-08-09 Simon Baldwin <simonb@google.com>
10343 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
10344 break that was preventing simplify_associative_operation() for xor.
10346 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10347 Nigel Stephens <nigel@mips.com>
10349 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
10350 Document change in interpretation of value from boolean to
10352 * optabs.c (expand_ffs, expand_ctz): New functions to compute
10353 ffs and ctz using clz.
10354 (expand_unop): Call them.
10355 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
10357 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
10358 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
10359 enable the new ffs expansion on this target.
10361 2007-08-09 Jan Hubicka <jh@suse.cz>
10363 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
10364 (expand_ternary_op): Likewise.
10365 (expand_vec_shift_expr): Likewise.
10366 (expand_binop_directly): Likewise.
10367 (expand_binop): Likewise.
10368 (sign_expand_binop): Likewise.
10369 (expand_twoval_unop): Likewise.
10370 (expand_twoval_binop): Likewise.
10371 (expand_twoval_binop_libfunc): Likewise.
10372 (widen_clz): Likewise.
10373 (widen_bswap): Likewise.
10374 (expand_parity): Likewise.
10375 (expand_unop): Likewise.
10376 (expand_abs_nojump): Likewise.
10377 (expand_copysign): Likewise.
10378 (emit_no_conflict_block): Likewise.
10379 (emit_libcall_block): Likewise.
10380 (can_compare_p): Likewise.
10381 (prepare_cmp_insn): Likewise.
10382 (emit_cmp_and_jump_insn_1): Likewise.
10383 (prepare_float_lib_cmp): Likewise.
10384 (emit_conditional_add): Likewise.
10385 (gen_add2_insn): Likewise.
10386 (have_add2_insn): Likewise.
10387 (gen_sub2_insn): Likewise.
10388 (have_sub2_insn): Likewise.
10389 (can_extend_p): Likewise.
10390 (can_fix_p): Likewise.
10391 (can_float_p): Likewise.
10392 (expand_float): Likewise.
10393 (expand_fix): Likewise.
10394 (expand_sfix_optab): Likewise.
10395 (new_optab): Likewise.
10396 (new_convert_optab): Likewise.
10397 (init_libfuncs): Likewise.
10398 (init_interclass_conv_libfuncs): Likewise.
10399 (init_intraclass_conv_libfuncs): Likewise.
10400 (set_conv_libfunc): Likewise.
10401 (init_optabs): Likewise.
10402 (debug_optab_libfuncs): Likewise.
10403 (gen_cond_trap): Likewise.
10404 * optabs.h (optab_handler, convert_optab_hanlder): New.
10405 * genopinit.c: Update optabs generation table.
10406 * reload.c (find_reloads_address_1): Use optabs accestors.
10407 * builtins.c (expand_builtin_mathfn): Likewise.
10408 (expand_builtin_mathfn_2): Likewise.
10409 (expand_builtin_mathfn_3): Likewise.
10410 (expand_builtin_interclass_mathfn): Likewise.
10411 (expand_builtin_sincos): Likewise.
10412 (expand_builtin_cexpi): Likewise.
10413 (expand_builtin_powi): Likewise.
10414 (expand_builtin_strlen): Likewise.
10415 * dojump.c (do_jump): Likewise.
10416 * expr.c (convert_move): Likewise.
10417 (move_by_pieces): Likewise.
10418 (move_by_pieces_ninsns): Likewise.
10419 (can_store_by_pieces): Likewise.
10420 (store_by_pieces_1): Likewise.
10421 (emit_move_via_integer): Likewise.
10422 (emit_move_complex): Likewise.
10423 (emit_move_ccmode): Likewise.
10424 (emit_move_insn_1): Likewise.
10425 (emit_single_push_insn): Likewise.
10426 (store_constructor): Likewise.
10427 (expand_expr_real_1): Likewise.
10428 (do_store_flag): Likewise.
10429 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
10430 (enumerate_modes): Likewise.
10431 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10432 (supportable_widening_operation): Likewise.
10433 (supportable_narrowing_operation): Likewise.
10434 * expmed.c (store_bit_field_1): Likewise.
10435 (extract_bit_field_1): Likewise.
10436 (expand_mult_highpart_optab): Likewise.
10437 (expand_smod_pow2): Likewise.
10438 (expand_divmod): Likewise.
10439 (emit_store_flag): Likewise.
10440 * tree-vect-patterns.c
10441 (vect_pattern_recog_1): Likewise.
10442 * tree-ssa-loop-prefetch.c
10443 (nontemporal_store_p): Likewise.
10444 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
10445 (vect_create_epilog_for_reduction): Likewise.
10446 (vectorizable_reduction): Likewise.
10447 (vectorizable_operation): Likewise.
10448 (vect_strided_store_supported): Likewise.
10449 (vectorizable_store): Likewise.
10450 (vect_strided_load_supported): Likewise.
10451 (vectorizable_load): Likewise.
10452 * combine.c (simplify_comparison): Likewise.
10453 * tree-vect-generic.c
10454 (type_for_widest_vector_mode): Likewise.
10455 (expand_vector_operations_1): Likewise.
10456 * config/spu/spu.c (spu_expand_mov): Likewise.
10457 (spu_emit_vector_compare): Likewise.
10458 * config/rs6000/rs6000.c
10459 (rs6000_emit_vector_compare): Likewise.
10460 * stmt.c (add_case_node): Likewise.
10461 * reload1.c (gen_reload):
10463 2007-08-09 Michael Matz <matz@suse.de>
10465 * tree.h (fixed_zerop): Declare as taking a const_tree.
10466 * tree.c (fixed_zerop): Take a const_tree.
10468 2007-08-09 Ira Rosen <irar@il.ibm.com>
10470 * tree-vect-transform.c (vectorizable_store): Remove call to
10471 copy_virtual_operands() and call mark_symbols_for_renaming() for
10472 the created vector store.
10473 (vect_setup_realignment): Don't call copy_virtual_operands() and
10474 update_vuses_to_preheader().
10475 (vectorizable_load): Don't call copy_virtual_operands().
10476 (update_vuses_to_preheader): Remove.
10478 2007-08-08 Chao-ying Fu <fu@mips.com>
10480 * tree.def (FIXED_POINT_TYPE): New type.
10481 (FIXED_CST): New constant.
10482 (FIXED_CONVERT_EXPR): New expr.
10483 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
10484 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
10485 * tree.h (struct tree_base): Add saturating_flag.
10486 Remove one bit of spare for saturating_flag.
10487 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
10488 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
10489 FIXED_POINT_TYPE_P): Define.
10490 (TYPE_SATURATING): Define.
10491 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
10492 (struct tree_fixed_cst): New.
10493 (TYPE_IBIT, TYPE_FBIT): Define.
10494 (tree_node): Add fixed_cst.
10495 (enum tree_index): Add new enumeration values of
10496 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
10497 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
10498 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
10499 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
10500 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
10501 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
10502 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
10503 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
10504 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
10505 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
10506 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
10507 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
10508 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
10509 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
10510 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
10511 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
10512 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
10513 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
10514 (sat_short_fract_type_node, sat_fract_type_node,
10515 sat_long_fract_type_node, sat_long_long_fract_type_node,
10516 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
10517 sat_unsigned_long_fract_type_node,
10518 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
10519 fract_type_node, long_fract_type_node, long_long_fract_type_node,
10520 unsigned_short_fract_type_node, unsigned_fract_type_node,
10521 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
10522 sat_short_accum_type_node, sat_accum_type_node,
10523 sat_long_accum_type_node, sat_long_long_accum_type_node,
10524 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
10525 sat_unsigned_long_accum_type_node,
10526 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
10527 accum_type_node, long_accum_type_node, long_long_accum_type_node,
10528 unsigned_short_accum_type_node, unsigned_accum_type_node,
10529 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
10530 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
10531 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
10532 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
10533 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
10534 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
10535 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
10536 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
10537 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
10538 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
10539 sat_uda_type_node, sat_uta_type_node): New macro.
10540 (make_fract_type, make_accum_type): Declare.
10541 (make_signed_fract_type, make_unsigned_fract_type,
10542 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
10543 make_signed_accum_type, make_unsigned_accum_type,
10544 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
10545 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
10546 make_or_reuse_sat_signed_fract_type,
10547 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
10548 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
10549 make_or_reuse_sat_unsigned_accum_type): New macro.
10550 (fixed_zerop): Declare.
10551 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
10552 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10553 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10554 LONG_LONG_ACCUM_TYPE_SIZE): Define.
10555 * treestruct.def: Add TS_FIXED_CST.
10556 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
10557 (tree.o): Likewise.
10558 (tree-dump.o): Likewise.
10559 (print-tree.o): Likewise.
10560 (tree-pretty-print.o): Likewise.
10561 (fold-const.o): Likewise.
10562 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
10563 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
10564 (is_gimple_min_invariant): Handle FIXED_CST.
10565 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
10566 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
10567 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10568 (layout_type): Handle FIXED_POINT_TYPE.
10569 (make_fract_type, make_accum_type): New functions.
10570 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
10571 * tree-dump.c (fixed-value.h): New include.
10572 (dump_fixed): New function.
10573 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
10574 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
10575 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
10576 * tree-pretty-print.c (fixed-value.h): New include.
10577 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
10578 FIXED_CONVERT_EXPR.
10579 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
10580 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
10581 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
10582 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
10583 for non-saturating fixed-point types.
10584 (reassociate_bb): Likewise.
10585 * emit-rtl.c (fixed-value.h): New include.
10586 (fconst0, fconst1): New array.
10587 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
10588 * tree-vect-generic.c expand_vector_operation): Support
10589 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
10590 MODE_VECTOR_UACCUM.
10591 (type_for_widest_vector_mode): Add one parameter for the
10593 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
10595 Pass the satp parameter to type_for_mode for fixed-point types.
10596 (expand_vector_operations_1): Pass the saturating flag to
10597 type_for_widest_vector_mode.
10598 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10599 and MODE_VECTOR_UACCUM.
10600 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
10601 (vectorizable_condition): Likewise.
10602 * tree.c (fixed-value.h): New include.
10603 (tree_code_size): Support FIXED_CST.
10604 (build_fixed): New function.
10605 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
10606 (fixed_zerop): New function.
10607 (tree_node_structure): Support FIXED_CST.
10608 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
10609 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
10610 (type_hash_eq): Handle FIXED_POINT_TYPE.
10611 (simple_cst_equal): Support FIXED_CST.
10612 (iterative_hash_expr): Handle FIXED_CST.
10613 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
10614 (get_narrower): Likewise.
10615 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
10616 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
10617 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
10618 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
10620 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
10621 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10622 (initializer_zerop): Support FIXED_CST.
10623 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
10624 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
10625 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
10626 (is_base_type): Handle FIXED_POINT_TYPE.
10627 (add_type_attribute): Handle FIXED_POINT_TYPE.
10628 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
10629 * print-tree.c (fixed-value.h): New include.
10630 (print_node_brief): Support FIXED_CST.
10631 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
10632 * c-pretty-print.c (fixed-value.h): New include.
10633 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
10634 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
10635 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
10636 Support fixed-point types for inner items in VECTOR_TYPE.
10637 (pp_c_direct_declarator): Likewise.
10638 (pp_c_declarator): Likewise.
10639 (pp_c_fixed_constant): New function.
10640 (pp_c_constant): Handle FIXED_CST.
10641 (pp_c_primary_expression): Likewise.
10642 (pp_c_expression): Likewise.
10643 * fold-const.c (fixed-value.h): New include.
10644 (negate_expr_p): Return true for FIXED_CST.
10645 (fold_negate_expr): Support FIXED_CST.
10646 (split_tree): Support FIXED_CST.
10647 (const_binop): Support FIXED_CST.
10648 (fold_convert_const_int_from_fixed): New function to convert from
10650 (fold_convert_const_real_from_fixed): New function to convert from
10652 (fold_convert_const_fixed_from_fixed): New function to convert from
10653 fixed to another fixed.
10654 (fold_convert_const_fixed_from_int): New function to convert from
10656 (fold_convert_const_fixed_from_real): New function to convert from
10658 (fold_convert_const): Support conversions from fixed to int, from
10659 fixed to real, from fixed to fixed, from int to fixed, and from real
10661 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
10662 (operand_equal_p): Support FIXED_CST.
10663 (make_range): For fixed-point modes, we need to pass the
10664 saturating flag as the 2nd parameter.
10665 (tree_swap_operands_p): Handle FIXED_CST.
10666 (fold_plusminus_mult_expr): For fract modes, we cannot generate
10668 (fold_unary): Support FIXED_CONVERT_EXPR.
10669 (fold_binary): Handle FIXED_CST.
10670 Make sure the type is not saturating, before associating operations.
10671 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
10672 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
10673 (fold_negate_const): Support FIXED_CST.
10674 (fold_relational_const): Support FIXED_CST.
10675 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
10676 (gimplify_expr): Handle FIXED_CST.
10677 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
10678 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
10679 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
10680 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
10681 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10682 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10683 LONG_LONG_ACCUM_TYPE_SIZE.
10684 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
10685 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
10686 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
10687 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
10688 MODE_ACCUM, and MODE_UACCUM.
10689 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
10690 fixed-point types to disable reduction.
10691 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
10693 2007-08-08 David Edelsohn <edelsohn@gnu.org>
10695 * config/rs6000/x-rs6000: New file.
10696 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
10697 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
10698 (EXTRA_SPEC_FUNCTIONS): Define.
10699 (HAVE_LOCAL_CPU_DETECT): Define.
10700 (CC1_CPU_SPEC): Define.
10701 * config/rs6000/driver-rs6000.c: New file.
10702 * config/rs6000/aix.h (CC1_SPEC): Define.
10703 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
10704 * config.host: Add x-rs6000 to host_xmake_file if host and target
10705 are rs6000 or powerpc.
10707 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10709 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
10711 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10712 Sandra Loosemore <sandra@codesourcery.com>
10713 Chao-ying Fu <fu@mips.com>
10714 Nigel Stephens <nigel@mips.com>
10715 David Ung <davidu@mips.com>
10717 * doc/invoke.texi (-mcode-readable): Document.
10718 * config/mips/mips.opt (mcode-readable): New option.
10719 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
10720 * config/mips/mips.h (mips_code_readable_setting): New enum.
10721 (mips_code_readable): Declare.
10722 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
10723 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
10724 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
10725 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
10726 boiler-plate comments.
10727 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10728 * config/mips/mips.c (mips_code_readable): New variable.
10729 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
10730 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
10731 context and -mcode-readable setting to restrict the use of
10732 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
10733 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
10734 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
10735 (mips_blocks_for_constant_p): Only return false for
10736 TARGET_MIPS16_PCREL_LOADS.
10737 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
10738 for MIPS16. Handle SYMBOL_32_HIGH.
10739 (mips_const_insns): Allow HIGHs for MIPS16 too.
10740 (mips_unspec_address_offset): New function, split out from...
10741 (mips_unspec_address): ...here.
10742 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
10743 16-bit symbolic constants. Assert approropiate conditions for
10744 using the "la" and "dla" macros.
10745 (mips_handle_option): Handle -mcode-readable=.
10746 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
10747 Set up mips_lo_relocs[SYMBOL_32_HIGH].
10748 (mips_strip_unspec_address): New function, split out from...
10749 (print_operand_reloc): ...here.
10750 (print_operand): Pass constants through mips_strip_unspec_address.
10751 (print_operand_address): Likewise.
10752 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
10753 (mips_select_rtx_section): Remove MIPS16 handling.
10754 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
10755 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
10756 (mips16_lay_out_constants): Do nothing unless
10757 TARGET_MIPS16_PCREL_LOADS.
10758 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
10759 * config/mips/mips.md: Split HIGHs for MIPS16.
10760 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10762 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10764 * config/mips/mips-protos.h (mips_emit_move): Declare.
10765 * config/mips/mips.c (mips_emit_move): New function.
10766 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
10767 (mips_legitimize_const_move): Likewise.
10768 (mips_legitimize_move): Likewise.
10769 (mips_split_64bit_move): Likewise.
10770 (mips_restore_gp): Likewise.
10771 (mips_load_call_address): Likewise.
10772 (mips_emit_fcc_reload): Likewise.
10773 (mips_set_return_address): Likewise.
10774 (mips_block_move_straight): Likewise.
10775 (mips_block_move_loop): Likewise.
10776 (mips_setup_incoming_varargs): Likewise.
10777 (mips_save_reg): Likewise.
10778 (mips_expand_prologue): Likewise.
10779 (mips_restore_reg): Likewise.
10780 (mips_expand_epilogue): Likewise.
10781 (mips_output_mi_thunk): Likewise.
10782 (build_mips16_call_stub): Likewise.
10783 (mips_builtin_branch_and_move): Likewise.
10784 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
10785 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10786 (fixuns_truncdfdi2): Likewise.
10787 (fixuns_truncsfsi2): Likewise.
10788 (fixuns_truncsfdi2): Likewise.
10789 (loadgp_absolute): Likewise.
10790 (builtin_setjmp_setup): Likewise.
10791 (builtin_longjmp): Likewise.
10792 (untyped_call): Likewise.
10794 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10796 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
10797 an "rtx *" argument. Return a bool.
10798 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
10799 values and return true if they can be split. Take the same kind of
10800 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
10801 and store the lo_sum there if nonnull. Use the symbol type to
10802 determine whether a $gp or HIGH is needed.
10803 (mips_legitimize_address): Update call to mips_split_symbol and
10804 simplify accordingly.
10805 (mips_legitimize_const_move): Likewise.
10806 * config/mips/mips.md: In the combine define_split,
10807 check mips_split_symbol instead of splittable_symbolic_operand.
10808 Update use of mips_split_symbol in the generator code.
10809 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
10811 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10813 * config/mips/mips.c (mips_symbolic_address_p): Delete.
10814 (mips_symbol_insns_1): New function, split out from...
10815 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
10816 and stores separately from load addresses.
10817 (mips_classify_address): Replace uses of mips_symbolic_address_p
10818 with uses of mips_symbol_insns.
10819 (mips_address_insns): Update calls to mips_symbol_insns.
10820 (mips_const_insns): Likewise.
10821 (mips_legitimize_address): Likewise.
10823 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10825 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
10826 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
10827 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
10828 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
10829 non-call contexts if TARGET_MIPS16.
10830 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
10831 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
10832 code for SYMBOL_ABSOLUTE.
10833 (mips_symbol_insns): Likewise.
10835 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10837 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
10838 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
10839 (mips_symbolic_constant_p): Likewise. Update the call to
10840 mips_classify_symbol.
10841 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
10842 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
10843 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
10844 (print_operand_reloc): Add a context argument. Update the call to
10845 mips_symbolic_constant_p.
10846 (print_operand): Update the calls to print_operand_reloc.
10847 (print_operand_address): Use print_operand_reloc rather than
10849 (mips_rewrite_small_data_p): Add a context argument. Update the call
10850 to mips_symbolic_constant_p.
10851 (mips_small_data_pattern_1): Make DATA the containing mem.
10852 Update the call to mips_rewrite_small_data_p.
10853 (mips_rewrite_small_data_1): Likewise.
10854 (mips_use_anchors_for_symbol_p): Update the call to
10855 mips_symbolic_constant_p.
10856 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10857 (splittable_symbolic_operand): Likewise.
10858 (move_operand): Likewise.
10859 (absolute_symbolic_operand): Likewise.
10860 (got_disp_operand): Likewise.
10861 (got_page_ofst_operand): Likewise.
10863 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10865 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
10866 (SYMBOL_ABSOLUTE): ...this.
10867 (SYMBOL_SMALL_DATA): Rename to...
10868 (SYMBOL_GP_RELATIVE): ...this.
10869 (SYMBOL_CONSTANT_POOL): Rename to...
10870 (SYMBOL_PC_RELATIVE): ...this.
10871 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
10872 (mips_symbolic_address_p, mips_symbol_insns, override_options)
10873 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
10874 after above changes.
10875 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10876 (general_symbolic_operand): Rename to...
10877 (absolute_symbolic_operand): ...this.
10878 * config/mips/mips.md: Update after above changes.
10880 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
10881 Revital Eres <eres@il.ibm.com>
10883 * ddg.c (print_ddg): Add dump information.
10884 * modulo-sched.c (print_node_sched_params): Add parameter and
10886 (calculate_maxii): Remove function.
10887 (undo_generate_reg_moves): Likewise.
10888 (undo_permute_partial_schedule): Likewise.
10889 (kernel_number_of_cycles): Likewise.
10890 (MAXII_FACTOR): New definition to calculate the upper bound of II.
10891 (sms_schedule): Use it. Remove profitability checks.
10892 (sms_schedule_by_order): Fix order of nodes within the cycle.
10894 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10896 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
10897 -profile option, add pie support.
10898 (ENDFILE_SPEC): New spec.
10899 * config/gnu.h (LIB_SPEC): Add -profile option.
10901 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10903 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
10904 * config/gnu.h (LIB_SPEC): Likewise.
10906 2007-08-07 Yaz Saito <saito@google.com>
10907 Ian Lance Taylor <iant@google.com>
10909 * common.opt (finstrument-functions-exclude-function-list): New
10911 (finstrument-functions-exclude-file-list): New option.
10912 * opts.c (char_p): Define and DEF_VEC.
10913 (flag_instrument_functions_exclude_functions): New static
10915 (flag_instrument_functions_exclude_files): New static variable.
10916 (add_instrument_functions_exclude_list): New static function.
10917 (flag_instrument_functions_exclude_p): New function.
10918 (common_handle_option): Handle new options.
10919 * flags.h (flag_instrument_functions_exclude_p): Declare.
10920 * gimplify.c (gimplify_function_tree): Call
10921 flag_instrument_functions_exclude_p.
10922 * doc/invoke.texi (Option Summary): Mention new options.
10923 (Code Gen Options): Document new options.
10925 2007-08-07 Ian Lance Taylor <iant@google.com>
10927 PR rtl-optimization/32776
10928 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
10929 (resolve_use): Likewise.
10930 (decompose_multiword_subregs): Remove "changed" local variable.
10932 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
10934 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
10935 * configure: Regenerate.
10936 * config.in: Regenerate.
10937 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
10940 2007-08-07 Ian Lance Taylor <iant@google.com>
10942 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
10943 note, just delete the insn.
10945 2007-08-07 Andreas Schwab <schwab@suse.de>
10948 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
10951 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
10953 * lower-subreg.c (resolve_subreg_use): Remove assertion.
10954 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
10955 (decompose_multiword_subregs): Use the functions above to decompose
10956 multiword shifts and zero-extends.
10958 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
10960 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
10961 "assemble" descriptions which were swapped.
10963 2007-08-06 Chao-ying Fu <fu@mips.com>
10965 * fixed-value.h: New file.
10966 * fixed-value.c: New file.
10967 * Makefile.in (OBJS-common): Add fixed-value.o.
10968 (fixed-value.o): New rule.
10969 (GTFILES): Add fixed-value.h.
10970 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
10971 to compare a.low and b.low.
10972 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
10974 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10975 Daniel Jacobowitz <dan@codesourcery.com>
10978 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
10980 (x86_64-*-netbsd*): Likewise.
10981 (x86_64-*-linux*): Likewise.
10982 (x86_64-*-kfreebsd*-gnu): Likewise.
10983 (x86_64-*-knetbsd*-gnu): Likewise.
10984 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
10986 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
10988 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
10989 Add -fno-asynchronous-unwind-tables.
10991 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
10992 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
10993 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
10994 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
10995 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
10997 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10999 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
11000 (TARGET_C_MODE_FOR_SUFFIX): New.
11002 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11004 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
11006 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11008 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
11010 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11012 * config/i386/i386.md: Check TARGET_ macros and optimize_size
11013 before checking function returns in conditional expressions.
11015 2007-08-06 Alfred Minarik <a.minarik@aon.at>
11018 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
11020 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11022 PR middle-end/32988
11023 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
11024 for INTEGRAL_TYPE_P.
11026 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
11028 * configure.ac: Remove --enable-checking=df from default settings.
11029 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
11030 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
11031 if the parameter is true.
11032 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
11033 DF_VERIFY_SCHEDULED flag is true.
11034 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
11035 (df_finish_pass): Adjust prototype.
11036 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
11039 * see.c (pass_see): Add TODO_df_verify.
11040 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
11041 * global.c (rest_of_handle_global_alloc): Schedule verification
11043 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
11045 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
11046 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
11047 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
11049 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
11050 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
11051 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
11053 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
11054 Revital Eres <eres@il.ibm.com>
11056 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
11058 * ddg.c (create_ddg_dependence): Rename to...
11059 (create_ddg_dep_from_intra_loop_link): This. Do not check
11060 for interloop edges. Do not create anti dependence edge when
11061 a true dependence edge exists in the opposite direction and
11062 -fmodulo-sched-allow-regmoves is set.
11063 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
11064 (add_cross_iteration_register_deps): Create anti dependence edge
11065 when -fno-modulo-sched-allow-regmoves is set.
11066 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
11068 2007-08-04 Richard Sandiford <richard@codesourcery.com>
11070 * config/arm/arm.md (movsi): Add braces.
11072 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11074 PR middle-end/32780
11075 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
11076 operands for the folding of "A - (A & B)" into "~B & A"; cast them
11079 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
11081 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
11082 state accessor functions.
11083 * cfgloopmanip.c (remove_path, create_preheaders,
11084 force_single_succ_latches, fix_loop_structure): Ditto.
11085 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11086 tree_duplicate_loop_to_header_edge): Ditto.
11087 * cfgloopanal.c (mark_irreducible_loops): Ditto.
11088 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
11090 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
11091 cleanup_tree_cfg): Ditto.
11092 * tree-cfg.c (tree_merge_blocks): Ditto.
11093 * cfgloop.c (rescan_loop_exit, record_loop_exits,
11094 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
11095 loop_preheader_edge, single_exit): Ditto.
11096 (flow_loops_find): Do not clear loops->state.
11097 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
11098 loops_state_clear): New functions.
11100 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11102 PR middle-end/32399
11103 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11104 when adding to the base and convert ELT to sizetype instead of type.
11106 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11108 PR middle-end/32304
11109 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
11110 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
11112 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11114 PR middle-end/32935
11115 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
11116 correct type the negate expression.
11118 2007-08-03 Jan Hubicka <jh@suse.cz>
11120 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
11123 2007-08-03 David Edelsohn <edelsohn@gnu.org>
11125 * config/rs6000/rs6000.c (struct processor_cost): Change
11126 l1_cache_lines to l1_cache_size. Add l2_cache_size.
11127 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
11129 (rios1_costs, rios2_cost): Correct cache line size.
11130 (rs6000_override_options): Set l2-cache-size parameter.
11132 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11133 Diego Novillo <dnovillo@google.com>
11136 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
11137 if the range includes 0.
11139 2007-08-03 Ben Elliston <bje@au.ibm.com>
11141 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
11142 mode to unspec expressions to silence a warning from the generator
11145 2007-08-02 Steve Ellcey <sje@cup.hp.com>
11147 * config/ia64/constraints.md ("U"): Make constraint vector only.
11149 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11151 PR middle-end/25446
11152 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
11153 always_inline attribute on the function decl.
11155 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11157 PR middle-end/25445
11158 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
11159 if we are compiling with -fPIC.
11161 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
11162 Nigel Stephens <nigel@mips.com>
11164 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
11165 Define for MIPS32 and MIPS64.
11167 2007-08-02 Nick Clifton <nickc@redhat.com>
11169 * config/host-hpux.c: Change copyright header to refer to version
11170 3 of the GNU General Public License and to point readers at the
11171 COPYING3 file and the FSF's license web page.
11172 * config/alpha/predicates.md, config/alpha/vms-ld.c,
11173 config/alpha/linux.h, config/alpha/alpha.opt,
11174 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
11175 config/alpha/vms-unwind.h, config/alpha/ev4.md,
11176 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
11177 config/alpha/alpha.h, config/alpha/sync.md,
11178 config/alpha/openbsd.h, config/alpha/alpha.md,
11179 config/alpha/alpha-modes.def, config/alpha/ev5.md,
11180 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
11181 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
11182 config/alpha/constraints.md, config/alpha/osf.h,
11183 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
11184 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
11185 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
11186 config/frv/frv-asm.h, config/frv/frv-protos.h,
11187 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
11188 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
11189 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
11190 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
11191 config/s390/s390.opt, config/s390/s390-modes.def,
11192 config/s390/fixdfdi.h, config/s390/constraints.md,
11193 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
11194 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
11195 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
11196 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
11197 config/m32c/prologue.md, config/m32c/m32c.abi,
11198 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
11199 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
11200 config/m32c/t-m32c, config/m32c/m32c-modes.def,
11201 config/m32c/jump.md, config/m32c/shift.md,
11202 config/m32c/m32c-protos.h, config/libgloss.h,
11203 config/spu/spu-protos.h, config/spu/predicates.md,
11204 config/spu/spu-builtins.h, config/spu/spu.c,
11205 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
11206 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
11207 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
11208 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
11209 config/sparc/hypersparc.md, config/sparc/predicates.md,
11210 config/sparc/linux.h, config/sparc/sp64-elf.h,
11211 config/sparc/supersparc.md, config/sparc/cypress.md,
11212 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
11213 config/sparc/niagara.md, config/sparc/sparc.md,
11214 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
11215 config/sparc/sparc.opt, config/sparc/sync.md,
11216 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
11217 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
11218 config/sparc/sparc.c, config/sparc/little-endian.opt,
11219 config/sparc/sysv4-only.h, config/sparc/sparc.h,
11220 config/sparc/linux64.h, config/sparc/freebsd.h,
11221 config/sparc/sol2.h, config/sparc/rtemself.h,
11222 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
11223 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
11224 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
11225 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
11226 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
11227 config/m32r/linux.h, config/m32r/constraints.md,
11228 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
11229 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
11230 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
11231 config/i386/i386.md, config/i386/netware-crt0.c,
11232 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
11233 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
11234 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
11235 config/i386/sol2.h, config/i386/constraints.md,
11236 config/i386/netware-libgcc.c, config/i386/sysv5.h,
11237 config/i386/predicates.md, config/i386/geode.md,
11238 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
11239 config/i386/freebsd64.h, config/i386/vxworksae.h,
11240 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
11241 config/i386/rtemself.h, config/i386/netbsd-elf.h,
11242 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
11243 config/i386/netware.h, config/i386/i386-modes.def,
11244 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
11245 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
11246 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
11247 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
11248 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
11249 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
11250 config/i386/xm-mingw32.h, config/i386/linux64.h,
11251 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
11252 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
11253 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
11254 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
11255 config/i386/cygwin2.c, config/i386/i386-protos.h,
11256 config/i386/sync.md, config/i386/openbsd.h,
11257 config/i386/host-mingw32.c, config/i386/i386-aout.h,
11258 config/i386/nto.h, config/i386/biarch64.h,
11259 config/i386/i386-coff.h, config/i386/freebsd.h,
11260 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
11261 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
11262 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
11263 config/darwin-protos.h, config/linux.opt, config/sol2.c,
11264 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
11265 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
11266 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
11267 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
11268 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
11269 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
11270 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
11271 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
11272 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
11273 config/sh/superh64.h, config/sh/rtemself.h,
11274 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
11275 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
11276 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
11277 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
11278 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
11279 config/avr/predicates.md, config/avr/constraints.md,
11280 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
11281 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
11282 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
11283 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
11284 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
11285 config/c4x/c4x-modes.def, config/c4x/rtems.h,
11286 config/c4x/predicates.md, config/c4x/c4x.h,
11287 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
11288 config/xtensa/predicates.md, config/xtensa/xtensa.c,
11289 config/xtensa/linux.h, config/xtensa/xtensa.h,
11290 config/xtensa/elf.h, config/xtensa/xtensa.md,
11291 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
11292 config/xtensa/xtensa-protos.h, config/dbx.h,
11293 config/stormy16/predicates.md, config/stormy16/stormy16.md,
11294 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
11295 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
11296 config/host-solaris.c, config/fr30/fr30.h,
11297 config/fr30/predicates.md, config/fr30/fr30-protos.h,
11298 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
11299 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
11300 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
11301 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
11302 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
11303 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
11304 config/host-linux.c, config/interix3.h, config/cris/cris.c,
11305 config/cris/predicates.md, config/cris/linux.h,
11306 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
11307 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
11308 config/cris/aout.opt, config/cris/cris-protos.h,
11309 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
11310 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11311 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
11312 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
11313 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
11314 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
11315 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
11316 config/chorus.h, config/mn10300/mn10300.c,
11317 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
11318 config/mn10300/mn10300.h, config/mn10300/linux.h,
11319 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
11320 config/mn10300/mn10300.md, config/ia64/predicates.md,
11321 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
11322 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
11323 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
11324 config/ia64/freebsd.h, config/ia64/ia64.md,
11325 config/ia64/ia64-modes.def, config/ia64/constraints.md,
11326 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
11327 config/gofast.h, config/rtems.h, config/sol2-10.h,
11328 config/m68k/predicates.md, config/m68k/m68k.md,
11329 config/m68k/linux.h, config/m68k/m68k-modes.def,
11330 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
11331 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
11332 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
11333 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
11334 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
11335 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
11336 config/m68k/constraints.md, config/m68k/rtemself.h,
11337 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
11338 config/m68k/uclinux.h, config/rs6000/power4.md,
11339 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
11340 config/rs6000/linux.h, config/rs6000/eabi.h,
11341 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
11342 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
11343 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
11344 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
11345 config/rs6000/windiss.h, config/rs6000/603.md,
11346 config/rs6000/aix41.h, config/rs6000/cell.md,
11347 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
11348 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
11349 config/rs6000/darwin.md, config/rs6000/darwin64.h,
11350 config/rs6000/default64.h, config/rs6000/7xx.md,
11351 config/rs6000/darwin.opt, config/rs6000/spe.md,
11352 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
11353 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
11354 config/rs6000/7450.md, config/rs6000/linux64.h,
11355 config/rs6000/constraints.md, config/rs6000/440.md,
11356 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
11357 config/rs6000/rs6000.c, config/rs6000/aix52.h,
11358 config/rs6000/rs6000.h, config/rs6000/power6.md,
11359 config/rs6000/predicates.md, config/rs6000/altivec.md,
11360 config/rs6000/aix64.opt, config/rs6000/rios1.md,
11361 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
11362 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
11363 config/rs6000/darwin7.h, config/rs6000/dfp.md,
11364 config/rs6000/linux64.opt, config/rs6000/sync.md,
11365 config/rs6000/vxworksae.h, config/rs6000/power5.md,
11366 config/rs6000/lynx.h, config/rs6000/biarch64.h,
11367 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
11368 config/rs6000/eabispe.h, config/rs6000/e500.h,
11369 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
11370 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
11371 config/rs6000/aix.h, config/rs6000/vxworks.h,
11372 config/rs6000/40x.md, config/rs6000/aix51.h,
11373 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
11374 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
11375 config/arc/arc.h, config/mcore/mcore-elf.h,
11376 config/mcore/mcore-protos.h, config/mcore/predicates.md,
11377 config/mcore/mcore.md, config/mcore/mcore.c,
11378 config/mcore/mcore.opt, config/mcore/mcore.h,
11379 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
11380 config/score/predicates.md, config/score/score-version.h,
11381 config/score/score-protos.h, config/score/misc.md,
11382 config/score/elf.h, config/score/score.c, config/score/mac.md,
11383 config/score/score7.md, config/score/score.h,
11384 config/score/score-conv.h, config/score/score-mdaux.c,
11385 config/score/score.md, config/score/score.opt,
11386 config/score/score-modes.def, config/score/score-mdaux.h,
11387 config/score/mul-div.S, config/arm/uclinux-elf.h,
11388 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
11389 config/arm/symbian.h, config/arm/linux-elf.h,
11390 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
11391 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
11392 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
11393 config/arm/strongarm-pe.h, config/arm/arm.h,
11394 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
11395 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
11396 config/arm/arm-modes.def, config/arm/linux-eabi.h,
11397 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
11398 config/arm/arm-cores.def, config/arm/arm-protos.h,
11399 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
11400 config/arm/wince-pe.h, config/arm/neon.md,
11401 config/arm/constraints.md, config/arm/neon.ml,
11402 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
11403 config/arm/arm.opt, config/arm/arm926ejs.md,
11404 config/arm/predicates.md, config/arm/iwmmxt.md,
11405 config/arm/arm_neon.h, config/arm/unknown-elf.h,
11406 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
11407 config/arm/neon-testgen.ml, config/arm/arm.md,
11408 config/arm/xscale-coff.h, config/arm/pe.c,
11409 config/arm/arm-generic.md, config/arm/pe.h,
11410 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
11411 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
11412 config/arm/strongarm-elf.h, config/arm/cirrus.md,
11413 config/arm/netbsd-elf.h, config/arm/vxworks.h,
11414 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
11415 config/pa/predicates.md, config/pa/pa64-hpux.h,
11416 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
11417 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
11418 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
11419 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
11420 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
11421 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
11422 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
11423 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
11424 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
11425 config/pa/pa64-regs.h, config/pa/pa-modes.def,
11426 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
11427 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
11428 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
11429 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
11430 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
11431 config/mips/linux64.h, config/mips/elforion.h,
11432 config/mips/constraints.md, config/mips/generic.md,
11433 config/mips/predicates.md, config/mips/4300.md,
11434 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
11435 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
11436 config/mips/5k.md, config/mips/vr4120-div.S,
11437 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
11438 config/mips/mips-protos.h, config/mips/6000.md,
11439 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
11440 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
11441 config/mips/mips-modes.def, config/mips/vr.h,
11442 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
11443 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
11444 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
11445 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
11446 config/vax/openbsd1.h, config/vax/netbsd.h,
11447 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
11448 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
11449 config/h8300/rtems.h, config/h8300/predicates.md,
11450 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
11451 config/h8300/h8300.md, config/h8300/h8300.opt,
11452 config/h8300/coff.h, config/h8300/h8300-protos.h,
11453 config/v850/v850.md, config/v850/predicates.md,
11454 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
11455 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
11456 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
11457 config/mmix/mmix.h, config/mmix/predicates.md,
11458 config/mmix/mmix-protos.h, config/mmix/mmix.md,
11459 config/mmix/mmix.c, config/mmix/mmix.opt,
11460 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
11461 config/bfin/rtems.h, config/bfin/bfin-modes.def,
11462 config/bfin/predicates.md, config/bfin/bfin-protos.h,
11463 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
11466 2007-08-02 Richard Sandiford <richard@codesourcery.com>
11468 * emit-rtl.c (reset_used_decls): Rename to...
11469 (set_used_decls): ...this. Set the used flag rather than clearing it.
11470 (unshare_all_rtl_again): Update accordingly. Set flags on argument
11471 DECL_RTLs rather than resetting them.
11473 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
11475 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
11477 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11479 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
11480 argument to find_reloads_address.
11482 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
11484 PR tree-optimization/32919
11485 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
11486 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
11487 (coalesce_ssa_name): Call it.
11489 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11490 David Ung <davidu@mips.com>
11492 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
11493 (__mips16_unorddf2, __mips16_floatunsidf): New.
11494 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
11496 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
11498 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11500 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
11501 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
11502 * tree.h (OMP_SECTIONS_CONTROL): New macro.
11503 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
11504 * omp-low.c (get_ws_args_for, determine_parallel_type,
11505 expand_omp_for_generic, expand_omp_for_static_nochunk,
11506 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
11507 Work with more precise CFG.
11508 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
11509 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
11511 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
11512 * gimple-low.c (lower_stmt): Ditto.
11513 * tree-inline.c (estimate_num_insns_1): Ditto.
11514 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
11515 (OMP_SECTIONS_SWITCH): New.
11516 * tree-cfgcleanup.c (cleanup_omp_return): New.
11517 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
11518 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
11519 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
11520 (tree_redirect_edge_and_branch): Handle omp constructs.
11522 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
11523 with three arguments.
11525 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11527 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
11528 in loop closed ssa.
11530 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11532 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
11533 the loop structures may need fixing.
11534 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
11536 (cleanup_tree_cfg_loop): Removed.
11537 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
11538 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
11539 instead of running cleanup_tree_cfg_loop.
11540 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
11541 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
11542 (tree_predictive_commoning): Declaration changed.
11543 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
11545 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11547 * doc/invoke.texi (l1-cache-size): Update documentation.
11548 (l2-cache-size): Document.
11549 * params.h (L2_CACHE_SIZE): New macro.
11550 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
11551 that L1_CACHE_SIZE is in kB now.
11552 (L2_CACHE_SIZE_BYTES): New macro.
11553 (tree_ssa_prefetch_arrays): Show size in kB.
11554 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
11555 and l2_cache_size fields.
11556 * config/i386/driver-i386.c (describe_cache): Detect cache size
11558 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
11559 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
11560 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
11561 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
11562 (override_options): Set l1-cache-size and l2-cache-size to default
11563 values if not specified otherwise.
11564 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
11565 (PARAM_L2_CACHE_SIZE): New.
11567 2007-08-01 Nigel Stephens <nigel@mips.com>
11568 David Ung <davidu@mips.com>
11569 Thiemo Seufer <ths@mips.com>
11570 Chris Dearman <chris@mips.com>
11571 Richard Sandiford <richard@codesourcery.com>
11573 * config.gcc (mips*-sde-elf*): New stanza.
11574 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
11575 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
11576 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
11577 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
11578 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
11579 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
11581 * config/mips/sde.h: New file.
11582 * config/mips/t-libgcc-mips16: Likewise.
11583 * config/mips/t-sde: Likewise.
11584 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
11585 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
11586 _MIPS_FPSET and _MIPS_SZINT.
11587 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
11588 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
11589 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
11590 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
11591 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11592 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11593 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
11594 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
11595 _MIPS_SZPTR and _MIPS_FPSET.
11596 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
11597 architecture is specified.
11598 (MIPS_32BIT_OPTION_SPEC): New macro.
11600 2007-07-31 Dan Hipschman <dsh@google.com>
11602 * gcc.c (end_going_arg): New function.
11603 (do_spec_2): Use it.
11604 (do_spec_1): Use it.
11606 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
11608 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
11609 only if ENABLE_CHECKING is defined.
11611 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
11613 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
11614 df_ru_add_problem, df_ru_get_bb_info): Removed.
11615 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
11616 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
11617 df_ru_free_bb_info, df_ru_alloc,
11618 df_ru_bb_local_compute_process_def,
11619 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
11620 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
11621 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
11622 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
11623 df_ru_add_problem): Removed.
11625 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11628 * pa.md (casesi32): Use match_scratch. Revise insn condition.
11629 (casesi32p, casesi64p): Likewise.
11630 (casesi): Adjust for above.
11632 2007-07-31 Richard Sandiford <richard@codesourcery.com>
11634 * mode-switching.c (create_pre_exit): Don't search past calls.
11636 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
11638 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
11640 2007-07-31 Revital Eres <eres@il.ibm.com>
11642 * ddg.c (add_deps_for_def): Rename to...
11643 (add_cross_iteration_register_deps): This. Change implementation
11644 to use only reaching def and def-use chains to construct the
11645 inter loop dependencies.
11646 (add_deps_for_use): Remove function.
11647 (build_inter_loop_deps): Call add_cross_iteration_register_deps
11648 function to build the inter loop dependencies.
11649 * modulo-sched.c (sms_schedule): Build only
11650 reaching def and def-use chains for the propose of the ddg
11653 2007-07-31 Julian Brown <julian@codesourcery.com>
11655 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
11656 New define_insns. Use correct RTL.
11657 (vec_set<mode>): Write as expander.
11659 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
11661 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
11662 to an unallocated space.
11664 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
11667 (split_constant_offset): Enable split_constant_offset to extract
11668 constants from other statements.
11669 * tree-vect-transform.c
11670 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
11671 to a temp var. Force base_offset to be simple.
11673 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
11675 * df-scan.c (df_scan_verify): Remove artificial limit on
11676 the number of blocks for verification.
11677 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
11678 df_simulate_defs): Avoid unnecessary insn checking for defs.
11680 2007-07-29 Mark Mitchell <mark@codesourcery.com>
11682 * config/m68k/lb1sf68.asm (FUNC): New macro.
11683 (__mulsi3): Use it.
11684 (__udivsi3): Likewise.
11685 (__divsi3): Likewise.
11686 (__umodsi3): Likewise.
11687 (__modsi3): Likewise.
11688 (__subdf3): Likewise.
11689 (__adddf3): Likewise.
11690 (__muldf3): Likewise.
11691 (__divdf3): Likewise.
11692 (__negdf2): Likewise.
11693 (__cmpdf2): Likewise.
11694 (__subsf3): Likewise.
11695 (__addsf3): Likewise.
11696 (__mulsf3): Likewise.
11697 (__divsf3): Likewise.
11698 (__negsf2): Likewise.
11699 (__cmpsf2): Likewise.
11700 (__eqdf2): Likewise.
11701 (__nedf2): Likewise.
11702 (__gtdf2): Likewise.
11703 (__gedf2): Likewise.
11704 (__ltdf2): Likewise.
11705 (__ledf2): Likewise.
11706 (__eqsf2): Likewise.
11707 (__nesf2): Likewise.
11708 (__gtsf2): Likewise.
11709 (__gesf2): Likewise.
11710 (__ltsf2): Likewise.
11711 (__lesf2): Likewise.
11713 2007-07-30 Ollie Wild <aaw@google.com>
11715 * c-ppoutput.c (print_lines_directives_only): New function.
11716 (scan_translation_unit_directives_only): New function.
11717 (preprocess_file): Add call to scan_translation_unit_directives_only.
11718 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
11719 (sanitize_cpp_opts): Add default flag_dump_macros setting for
11720 -fdirectives-only. Add errors for -fdirectives-only conflict with
11721 -Wunused-macros and -traditional.
11722 (finish_options): Add builtin macro initialization for
11723 -fdirectives-only + -fpreprocessed.
11724 * c.opt (fdirectives-only): New.
11725 * doc/cppopts.texi (fdirectives-only): New.
11727 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11729 * alias.c (record_set, memory_modified_1): Constify.
11730 * bt-load.c (note_btr_set): Likewise.
11731 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
11732 * combine.c (set_nonzero_bits_and_sign_copies,
11733 expand_field_assignment, record_dead_and_set_regs_1,
11734 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
11735 likely_spilled_retval_1): Likewise.
11736 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
11737 frv_io_handle_set): Likewise.
11738 * config/mips/mips.c (mips_sim_record_set,
11739 vr4130_true_reg_dependence_p_1): Likewise.
11740 * config/mt/mt.c (insn_dependent_p_1): Likewise.
11741 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
11742 * config/sh/sh.c (flow_dependent_p_1): Likewise.
11743 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
11744 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
11745 * ddg.c (mark_mem_store): Likewise.
11746 * df-problems.c (df_urec_mark_reg_change): Likewise.
11747 * function.c (update_epilogue_consts): Likewise.
11748 * gcse.c (record_set_info, record_last_set_info,
11749 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
11750 reg_clear_last_set): Likewise.
11751 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
11753 * jump.c (reversed_comparison_code_parts): Likewise.
11754 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
11755 reg_is_set): Likewise.
11756 * loop-iv.c (mark_altered): Likewise.
11757 * mode-switching.c (reg_becomes_live): Likewise.
11758 * optabs.c (no_conflict_move_test): Likewise.
11759 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
11761 * postreload.c (reload_combine_note_store, move2add_note_store):
11763 * regmove.c (flags_set_1): Likewise.
11764 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
11766 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
11768 * resource.c (update_live_status): Likewise.
11769 * rtl.h (set_of, note_stores): Likewise.
11770 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
11771 note_stores, parms_set): Likewise.
11772 * sched-rgn.c (sets_likely_spilled_1): Likewise.
11773 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
11775 * var-tracking.c (count_stores, add_stores): Likewise.
11777 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11779 * alias.c (mems_in_disjoint_alias_sets_p,
11780 fixed_scalar_and_varying_struct_p, aliases_everything_p,
11781 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
11782 write_dependence_p, mems_in_disjoint_alias_sets_p,
11783 read_dependence, true_dependence, canon_true_dependence,
11784 anti_dependence, output_dependence): Constify.
11785 * combine.c (extended_count): Likewise.
11786 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
11787 * cselib.c (get_value_hash, references_value_p,
11788 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
11789 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
11790 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
11791 * function.c (contains, prologue_epilogue_contains,
11792 sibcall_epilogue_contains): Likewise.
11793 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
11794 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
11795 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
11796 reg_or_subregno): Likewise.
11797 * recog.c (asm_noperands): Likewise.
11798 * reload1.c (function_invariant_p): Likewise.
11799 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
11800 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
11801 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
11802 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
11803 true_regnum, reg_or_subregno, condjump_in_parallel_p,
11804 extended_count, prologue_epilogue_contains,
11805 sibcall_epilogue_contains, function_invariant_p, true_dependence,
11806 canon_true_dependence, read_dependence, anti_dependence,
11807 output_dependence): Likewise.
11808 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
11810 2007-07-30 Julian Brown <julian@codesourcery.com>
11812 * config/arm/neon.md (V_ext): New mode attribute.
11813 (neon_vget_lane<mode>): Replace with define_expand.
11814 (neon_vget_lane<mode>_sext_internal)
11815 (neon_vget_lane<mode>_zext_internal): New define_insns for double
11816 and quad precision vectors.
11817 (neon_vget_lanedi): Add bounds check. Remove dead comment.
11818 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
11819 have typeless 32-bit result.
11821 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11824 * tree-affine.h (aff_tree): The type of rest is sizetype for types
11826 * tree-affine.c (aff_combination_scale): If type is a pointer type,
11827 use sizetype for rest.
11828 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
11829 (aff_combination_convert): Don't convert rest for pointer types.
11831 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11833 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
11835 * tree-ssa-alias.c: Add alloc-pool.h.
11836 (init_alias_info): Free alias_bitmap_obstack.
11837 (delete_alias_info): Call delete_mem_ref_stats.
11838 (get_mem_sym_stats_for): Use alloc_pool.
11839 (init_mem_ref_stats): Do not delete mem_ref_stats here.
11840 (delete_mem_sym_stats): Removed.
11842 2007-07-29 Sebastian Pop <sebpop@gmail.com>
11844 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
11845 functions cannot be represented as classical distance vectors.
11847 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11849 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
11850 * builtins.c (validate_arg, builtin_mathfn_code,
11851 validate_arglist): Likewise.
11852 * calls.c (call_expr_flags): Likewise.
11853 * combine.c (reg_nonzero_bits_for_combine,
11854 reg_num_sign_bit_copies_for_combine, get_last_value,
11855 reg_truncated_to_mode): Likewise.
11856 * emit-rtl.c (subreg_lowpart_p): Likewise.
11857 * expr.c (highest_pow2_factor_for_target,
11858 categorize_ctor_elements_1, categorize_ctor_elements,
11859 count_type_elements, contains_packed_reference,
11860 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
11861 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
11862 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
11863 native_encode_int, native_encode_real, native_encode_complex,
11864 native_encode_vector, native_encode_expr, native_interpret_int,
11865 native_interpret_real, native_interpret_complex,
11866 native_interpret_vector, native_interpret_expr): Likewise.
11867 * function.c (use_register_for_decl): Likewise.
11868 * gimplify.c (get_name): Likewise.
11869 * langhooks-def.h (lhd_return_null_const_tree): New.
11870 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
11871 * langhooks.c (lhd_return_null_const_tree): New.
11872 * langhooks.h (lang_get_callee_fndecl): Constify.
11873 * output.h (constructor_static_from_elts_p): Likewise.
11874 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
11875 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
11876 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
11877 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
11878 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
11879 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
11880 * rtlhooks-def.h (reg_nonzero_bits_general,
11881 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
11883 * rtlhooks.c (reg_num_sign_bit_copies_general,
11884 reg_nonzero_bits_general, reg_truncated_to_mode_general):
11886 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
11887 * stor-layout.c (mode_for_size_tree): Likewise.
11888 * tree-ssa-loop-im.c (memref_eq): Likewise.
11889 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
11890 * tree.c (contains_placeholder_p, type_list_equal,
11891 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
11893 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
11894 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
11895 contains_placeholder_p, contains_packed_reference,
11896 get_callee_fndecl, operand_equal_for_phi_arg_p,
11897 warn_if_unused_value, is_body_block, native_encode_expr,
11898 native_interpret_expr, fold_convertible_p, operand_equal_p,
11899 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
11900 validate_arglist, simple_cst_equal, type_list_equal,
11901 use_register_for_decl, call_expr_flags, get_name,
11902 highest_pow2_factor): Likewise.
11903 (const_call_expr_arg_iterator_d,
11904 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
11905 first_const_call_expr_arg, more_const_call_expr_args_p,
11906 FOR_EACH_CONST_CALL_EXPR_ARG): New.
11907 * varasm.c (constructor_static_from_elts_p): Constify.
11909 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
11911 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
11912 config/arm/neon-schedgen.ml, config/arm/neon.ml,
11913 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
11914 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
11915 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
11916 tree-vect-transform.c, tree.def: Fix comment typos. Follow
11917 spelling conventions.
11918 * doc/invoke.texi: Follow spelling conventions.
11920 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
11921 Revital Eres <eres@il.ibm.com>
11923 * modulo-sched.c (sms_schedule): Avoid loops which includes
11924 auto-increment instructions.
11926 2007-07-28 Richard Guenther <rguenther@suse.de>
11928 PR middle-end/32920
11929 * fold-const.c (fold_cond_expr_with_comparison): Convert
11930 operand zero of MIN/MAX_EXPR to correct type.
11932 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11934 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
11935 flags_from_decl_or_type): Constify.
11936 * gcc.c (do_spec_1): Likewise.
11937 * print-tree.c (dump_addr, print_node_brief): Likewise.
11938 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
11939 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
11940 tree_purge_all_dead_eh_edges): Likewise.
11941 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
11942 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
11944 * tree.c (expr_location, expr_has_location, expr_locus,
11945 expr_filename, expr_lineno, get_inner_array_type,
11946 fields_compatible_p): Likewise.
11947 * tree.h (get_inner_array_type, fields_compatible_p,
11948 expr_location, expr_has_location, expr_locus, expr_filename,
11949 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
11950 setjmp_call_p, alloca_call_p): Likewise.
11952 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11954 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
11955 TV_FLOW_INSENSITIVE.
11957 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
11959 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
11960 (compute_flow_insensitive_aliasing): Ditto for
11961 TV_FLOW_INSENSITIVE.
11963 2007-07-27 Jan Hubicka <jh@suse.cz>
11965 * config/i386/i386.c (register_move_cost): Remove accidentally
11966 comitted #if 0 block.
11968 * attribs.c: Include hashtab.h
11969 (attribute_hash): New.
11970 (substring): New structure.
11971 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
11973 (init_attributes): Initialize attribute hash.
11974 (decl_attributes): Use attribute hash.
11975 * Makefile.in (attribs.c): Depend on hashtab.h.
11977 2007-07-27 Steve Ellcey <sje@cup.hp.com>
11979 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
11981 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11983 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
11984 __mips_dspr2 and __mips_dsp_rev macros.
11985 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
11987 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
11989 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
11991 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11993 PR middle-end/32749
11995 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
11996 and the updating of the live and do_not_gen sets.
11997 (df_note_bb_compute): Added updating of live and do_not_gen sets
11998 for regular defs so that the case of clobber inside conditional
11999 call is processed correctly.
12001 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
12003 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
12004 operands with compatible type.
12006 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12008 * expr.h (store_bit_field): Don't return a value.
12009 * expmed.c (check_predicate_volatile_ok): New function.
12010 (store_bit_field_1): New function, extracted from store_bit_field.
12011 Take a fallback_p argument and return true if the operation succeeded.
12012 Only use store_fixed_bit_field if fallback_p. Don't recompute
12013 mode_for_extraction; use op_mode instead. Try forcing memories
12014 into registers if the insv expander fails.
12015 (store_bit_field): Use store_bit_field_1 with fallback_p true.
12016 Don't return a value.
12017 (convert_extracted_bit_field): New function, extracted from
12019 (extract_bit_field_1): Likewise. Take a fallback_p argument
12020 and return NULL if the operation succeeded. Only use
12021 extract_fixed_bit_field if fallback_p. Only calculate one
12022 extraction mode. Combine code for extv and extzv. Try forcing
12023 memories into registers if the ext(z)v expander fails.
12024 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
12026 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12028 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
12030 (df_ref): Likewise. Put regno with other integer fields.
12032 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12034 * df.h (df_mw_hardreg): Remove "loc" field.
12035 * df-scan.c (df_ref_record): Don't set it. Remove redundant
12037 * df-problems.c (df_whole_mw_reg_unused_p): New function,
12038 split out from df_set_unused_notes_for_mw. Return false for
12039 partial references. Assert that mw_reg is a REG when returning true.
12040 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
12041 (df_whole_mw_reg_dead_p): New function, split out from
12042 df_set_dead_notes_for_mw. Return false for partial references.
12043 Assert that mw_reg is a REG when returning true.
12044 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
12045 Remove redundant bitmap check.
12047 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
12049 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
12050 ($(T)crtend.o): Likwise.
12051 ($(T)crtbeginS.o): Likwise.
12052 ($(T)crtendS.o): Likwise.
12053 ($(T)crtfastmath.o): Likwise.
12055 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
12057 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
12058 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
12059 * basic-block.h (struct control_flow_graph): Added x_dom_computed
12060 and x_n_bbs_in_dom_tree fields.
12062 2007-07-26 Steve Ellcey <sje@cup.hp.com>
12064 PR tree-optimization/32087
12065 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
12066 Do not call scale_bbs_frequencies_int with prob of zero.
12068 2007-07-26 Julian Brown <julian@codesourcery.com>
12070 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
12071 (neon_element_bits): Add prototypes.
12072 * config/arm/arm.c (bounds_check, neon_lane_bounds)
12073 (neon_const_bounds, neon_element_bits): New functions.
12074 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
12075 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
12076 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
12077 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
12078 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
12079 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
12080 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
12081 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
12082 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
12083 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
12084 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
12085 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
12086 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
12088 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
12090 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
12091 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
12093 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
12094 Julian Brown <julian@codesourcery.com>
12096 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
12097 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
12098 * config/arm/cortex-a8.md: New.
12099 * config/arm/cortex-a8-neon.md: New.
12100 * config/arm/neon-schedgen.ml: New.
12101 * config/arm/neon.md (vqh_mnem): New.
12103 (Is_float_mode): New.
12104 (Scalar_mul_8_16): New.
12106 (V_mode_nunits): New.
12107 (All instruction patterns): Annotate with neon_type attribute
12109 * config/arm/arm.md: Include cortex-a8.md.
12110 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
12112 Annotate instruction patterns accordingly.
12113 (generic_sched): Do not use generic scheduling for Cortex-A8.
12114 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
12116 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
12118 * fold-const.c (fold_read_from_constant_string): Use
12119 build_int_cst_type.
12120 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
12122 2007-07-26 Nick Clifton <nickc@redhat.com>
12124 * tree-ssa-operands.h: Change copyright header to refer to version
12125 3 of the GNU General Public License and to point readers at the
12126 COPYING3 file and the FSF's license web page.
12127 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
12128 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
12129 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
12130 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
12131 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
12132 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
12133 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
12134 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
12135 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
12136 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
12137 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
12138 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
12139 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
12140 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
12141 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
12142 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
12143 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
12144 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
12145 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
12146 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
12147 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
12148 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
12149 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
12150 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
12151 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
12152 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
12153 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
12154 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
12155 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
12156 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
12157 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
12158 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
12159 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
12160 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
12161 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
12162 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
12163 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
12164 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
12165 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
12166 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
12167 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
12168 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
12169 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
12170 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
12171 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
12172 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
12173 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
12174 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
12175 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
12176 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
12177 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
12178 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
12179 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
12180 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
12181 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
12182 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
12183 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
12184 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
12185 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
12186 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
12187 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
12188 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
12189 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
12190 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
12191 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
12192 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
12193 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
12194 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
12195 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
12196 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
12197 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
12198 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
12199 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
12200 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
12201 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
12202 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
12203 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
12204 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
12205 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
12206 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
12207 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
12208 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
12209 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
12210 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
12211 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
12212 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
12213 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
12214 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
12215 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
12216 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
12217 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
12218 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
12219 vecprim.h, basic-block.h, tree-ssa-structalias.c,
12220 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
12221 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
12222 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
12223 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
12224 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
12225 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
12226 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
12227 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
12228 convert.c, convert.h, langhooks-def.h, reload1.c,
12229 tree-ssa-operands.c: Likewise.
12231 2007-07-26 Jan Hubicka <jh@suse.cz>
12233 * tree-ssa-live.c: Include debug.h and flags.h.
12234 (mark_scope_block_unused): New function.
12235 (remove_unused_scope_block_p): New function.
12236 (remove_unused_locals): Remove unused blocks too.
12238 2007-07-25 Ian Lance Taylor <iant@google.com>
12240 * combine.c (combine_max_regno): Remove. Remove all uses.
12241 (struct reg_stat_struct): Rename from struct reg_stat.
12242 (reg_stat_type): Define, and declare VECs.
12243 (reg_stat): Change from pointer to VEC. Change all uses.
12244 (combine_split_insns): New static function.
12245 (try_combine, find_split_point): Call it instead of split_insns.
12247 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12249 * cfghooks.c (split_block): Fix the information about loop latch.
12251 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12253 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
12255 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12257 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12258 Scan the new edge for loop exit info.
12260 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
12262 * config/darwin.c: Include debug.h.
12264 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12267 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
12269 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12271 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
12272 (HARD_REGNO_MODE_OK): Ditto.
12273 (MODES_TIEABLE_P): Ditto.
12274 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
12275 (CLASS_MAX_NREGS): Ditto.
12276 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
12277 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
12278 (divdf3_internal_thr): Removed.
12279 * config/ia64/div.md: New file.
12280 * config/ia64/constraints.md: Add H constraint.
12282 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12284 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
12285 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
12286 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
12287 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
12288 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
12289 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
12290 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
12291 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
12292 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
12293 dump_sbitmap_file, debug_sbitmap, popcount_table,
12294 sbitmap_popcount): Constify.
12295 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
12296 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
12297 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
12298 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
12299 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
12300 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
12301 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
12302 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
12303 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
12304 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
12305 sbitmap_popcount, sbitmap_verify_popcount): Constify.
12307 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12309 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
12310 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
12311 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
12312 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
12313 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
12314 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
12315 bitmap_intersect_p, bitmap_intersect_compl_p,
12316 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12317 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
12319 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
12320 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
12321 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
12322 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
12323 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12324 debug_bitmap, debug_bitmap_file, bitmap_print,
12325 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
12326 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
12328 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
12330 * config/darwin.c (darwin_override_options): Additional fix for
12331 debug info formats that don't support var tracking.
12333 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12335 * cselib.c (entry_and_rtx_equal_p): Constify.
12336 * gengtype.c (output_mangled_typename, write_types, write_local):
12338 * gengtype.h (const_type_p): New.
12339 * see.c (eq_descriptor_extension, hash_descriptor_extension):
12341 * tlink.c (scan_linker_output): De-constify.
12342 * tree-ssa-loop-im.c (memref_eq): Constify.
12343 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
12344 (shared_bitmap_hash, shared_bitmap_eq): Constify.
12346 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12348 * c-common.c (fname_as_string, c_type_hash): Constify.
12349 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12350 * cgraph.c (edge_hash, edge_eq): Likewise.
12351 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
12352 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
12353 reg_attrs_htab_eq): Likewise.
12354 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
12356 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
12357 const_decl_t, const_state_t, const_automata_list_el_t): New.
12358 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
12359 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
12360 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
12361 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
12362 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
12363 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
12364 compare_max_occ_cycle_nums, out_state_arcs_num,
12365 compare_transition_els_num, units_cmp, state_reservs_cmp):
12367 * genmodes.c (cmp_modes): Likewise.
12368 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
12369 * gimplify.c (compare_case_labels): Likewise.
12370 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
12371 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
12372 * matrix-reorg.c (mtt_info_hash): Likewise.
12373 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
12374 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
12375 (htab_hash_bucket, htab_hash_elem): Constify.
12376 * tree-browser.c (TB_parent_eq): Likewise.
12377 * tree-scalar-evolution.c (hash_scev_info): Likewise.
12378 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
12379 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
12380 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
12382 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
12383 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
12384 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
12385 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
12386 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
12388 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
12389 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
12390 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
12391 * tree-ssa-threadupdate.c (redirection_data_hash,
12392 redirection_data_eq): Likewise.
12393 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
12394 * tree-ssa.c (var_ann_eq): Likewise.
12395 * tree-vrp.c (compare_case_labels): Likewise.
12396 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
12397 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
12398 tree_not_check_failed, tree_class_check_failed,
12399 tree_range_check_failed, tree_not_class_check_failed,
12400 omp_clause_check_failed, omp_clause_range_check_failed,
12401 tree_contains_struct_check_failed, tree_operand_check_failed):
12403 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
12404 tree_not_check_failed, tree_class_check_failed,
12405 tree_range_check_failed, tree_not_class_check_failed,
12406 tree_operand_check_failed, omp_clause_operand_check_failed,
12407 tree_operand_length): Likewise.
12408 * var-tracking.c (const_variable): New.
12409 (variable_htab_hash, variable_htab_eq): Constify.
12410 * varasm.c (const_desc_hash): Likewise.
12412 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12414 * expr.c (handled_component_p): Constify.
12415 * fold-const.c (fit_double_type): Likewise.
12416 * real.h (real_value_from_int_cst): Likewise.
12417 * tree-flow-inline.h (gimple_in_ssa_p,
12418 gimple_aliases_computed_p, gimple_addressable_vars,
12419 gimple_call_clobbered_vars, gimple_referenced_vars,
12420 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
12421 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
12422 may_aliases, end_readonly_imm_use_p, has_zero_uses,
12423 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
12424 is_label_stmt, is_global_var, phi_ssa_name_p,
12425 factoring_name_p, is_call_clobbered, tree_common_ann,
12426 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
12427 unmodifiable_var_p, array_ref_contains_indirect_ref,
12428 ref_contains_array_ref, lookup_subvars_for_var,
12429 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
12430 gimple_mem_ref_stats): Likewise.
12431 * tree-flow.h (tree_common_ann, var_ann, function_ann,
12432 may_aliases, is_exec_stmt, is_label_stmt,
12433 ref_contains_array_ref, array_ref_contains_indirect_ref,
12434 var_can_have_subvars, overlap_subvar, is_call_clobbered,
12435 unmodifiable_var_p): Likewise.
12436 * tree-gimple.c (is_gimple_min_invariant): Likewise.
12437 * tree-gimple.h (is_gimple_min_invariant): Likewise.
12438 * tree.c (type_hash_list, attribute_hash_list, tree_size,
12439 cst_and_fits_in_hwi, real_value_from_int_cst,
12440 build_real_from_int_cst, integer_zerop, integer_onep,
12441 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
12442 tree_floor_log2, real_zerop, real_onep, real_twop,
12443 real_minus_onep, really_constant_p, purpose_member, chain_member,
12444 list_length, fields_length, int_size_in_bytes, bit_position,
12445 int_bit_position, byte_position, int_byte_position, expr_align,
12446 array_type_nelts, tree_node_structure,
12447 type_contains_placeholder_1, iterative_hash_pointer,
12448 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
12449 tree_map_base_eq, type_hash_list, type_hash_eq,
12450 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
12451 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
12452 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12453 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
12454 int_fits_type_p, get_containing_scope, decl_function_context,
12455 decl_type_context, omp_clause_operand_check_failed,
12456 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
12457 * tree.h (omp_clause_operand_check_failed, tree_size,
12458 build_real_from_int_cst, array_type_nelts, purpose_member,
12459 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
12460 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12461 is_attribute_p, check_qualified_type, expr_align,
12462 int_size_in_bytes, bit_position, int_bit_position, byte_position,
12463 int_byte_position, list_length, fields_length, initializer_zerop,
12464 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
12465 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
12466 tree_node_structure, handled_component_p, get_containing_scope,
12467 decl_function_context, decl_type_context, real_zerop,
12468 type_num_arguments, fit_double_type, really_constant_p,
12469 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
12470 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
12471 real_twop, real_minus_onep, int_cst_value): Likewise.
12473 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12475 * cfglayout.c (insn_scope, insn_line): Constify.
12476 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
12477 const_double_htab_hash, const_double_htab_eq,
12478 mem_attrs_htab_hash): Likewise.
12479 * loop-iv.c (biv_eq): Likewise.
12480 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
12481 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
12482 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
12484 * rtl-error.c (location_for_asm, diagnostic_for_asm,
12485 error_for_asm, warning_for_asm, _fatal_insn,
12486 _fatal_insn_not_found): Likewise.
12487 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
12488 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
12489 rtl_check_failed_type2, rtl_check_failed_code1,
12490 rtl_check_failed_code2, rtl_check_failed_code_mode,
12491 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
12492 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
12493 rtl_check_failed_type2, rtl_check_failed_code1,
12494 rtl_check_failed_code2, rtl_check_failed_code_mode,
12495 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
12496 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
12497 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
12498 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
12499 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
12500 rtx_unstable_p, get_integer_term, get_related_value,
12501 offset_within_block_p, reg_mentioned_p, count_occurrences,
12502 reg_referenced_p, reg_used_between_p, no_labels_between_p,
12503 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
12504 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
12505 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
12506 find_constant_src, find_reg_fusage, find_regno_fusage,
12507 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
12508 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
12509 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
12510 computed_jump_p, auto_inc_p, in_expr_list_p,
12511 remove_node_from_expr_list, loc_mentioned_in_p,
12512 label_is_jump_target_p, reversed_comparison_code_parts,
12513 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
12514 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
12515 print_inline_rtx): Likewise.
12516 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
12517 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
12518 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
12519 get_integer_term, get_related_value, offset_within_block_p,
12520 count_occurrences, reg_mentioned_p, no_labels_between_p,
12521 reg_used_between_p, reg_referenced_p, single_set_2,
12522 multiple_sets, set_noop_p, refers_to_regno_p,
12523 reg_overlap_mentioned_p, dead_or_set_p,
12524 covers_regno_no_parallel_p, covers_regno_p,
12525 dead_or_set_regno_p, find_reg_note, find_regno_note,
12526 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
12527 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
12528 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
12529 side_effects_p, may_trap_p_1, may_trap_p,
12530 may_trap_after_code_motion_p, may_trap_or_fault_p,
12531 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
12532 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
12533 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
12534 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
12535 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
12537 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
12538 warning_for_asm): Likewise.
12539 * tree.h (print_rtl): Likewise.
12540 * varasm.c (get_pool_mode): Likewise.
12542 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12544 * c-lex.c (c_lex_with_flags, lex_string): Constify.
12545 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
12546 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12547 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
12548 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
12549 * ddg.c (compare_sccs): Likewise.
12550 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
12551 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
12552 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
12553 decimal_do_fix_trunc, decimal_real_to_integer,
12554 decimal_real_to_integer2, decimal_real_maxval): Likewise.
12555 * dse.c (const_group_info_t): New.
12556 (invariant_group_base_eq, invariant_group_base_hash): Constify.
12557 * dwarf2out.c (const_dw_die_ref): New.
12558 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
12559 * tree-browser.c (TB_parent_eq): Likewise.
12560 * unwind-dw2-fde.c (__register_frame_info_bases,
12561 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
12562 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
12564 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
12565 * unwind-dw2.c (uw_frame_state_for): Likewise.
12566 * value-prof.c (histogram_hash, histogram_eq): Likewise.
12567 * value-prof.h (const_histogram_value): New.
12569 2007-07-25 Richard Sandiford <richard@codesourcery.com>
12571 * config/mips/mips.c (machine_function): Add
12572 initialized_mips16_gp_pseudo_p.
12573 (mips16_gp_pseudo_reg): Do not emit the initialization of
12574 mips16_gp_pseudo_rtx when being called from the gimple cost-
12575 calculation routines; emit it on the first use outside those
12578 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12580 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
12583 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
12584 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
12585 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
12586 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
12587 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
12588 Preserve const-ness of parameters through use of __typeof(),
12589 also constify and tidy.
12591 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
12592 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
12593 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
12594 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
12595 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
12596 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
12597 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
12598 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
12599 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
12601 2007-07-25 Julian Brown <julian@codesourcery.com>
12602 Mark Shinwell <shinwell@codesourcery.com>
12604 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
12605 (alpha_mangle_type): This.
12606 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12607 (TARGET_MANGLE_TYPE): Define this instead.
12608 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
12609 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
12610 (arm_init_neon_builtins): Fix comment.
12611 (arm_mangle_map_entry): New.
12612 (arm_mangle_map): New.
12613 (arm_mangle_type): New.
12614 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
12615 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12616 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12617 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12618 (TARGET_MANGLE_TYPE): Define this instead.
12619 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
12620 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12621 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12622 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12623 (TARGET_MANGLE_TYPE): Define this instead.
12624 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
12626 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
12627 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12628 (TARGET_MANGLE_TYPE): Define this instead.
12629 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
12630 (s390_mangle_type): This.
12631 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12632 (TARGET_MANGLE_TYPE): Define this instead.
12633 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
12634 (sparc_mangle_type): This.
12635 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12636 (TARGET_MANGLE_TYPE): Define this instead.
12637 * cp/mangle.c (write_type): Call mangle_type target hook on all
12638 types before mangling. Use original type, not main variant, as
12640 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
12641 (TARGET_MANGLE_TYPE): This.
12642 * target.h (gcc_target): Rename mangle_fundamental_type to
12644 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
12645 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
12647 2007-07-25 Julian Brown <julian@codesourcery.com>
12648 Paul Brook <paul@codesourcery.com>
12649 Joseph Myers <joseph@codesourcery.com>
12650 Mark Shinwell <shinwell@codesourcery.com>
12652 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
12653 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
12654 (with_fpu): Allow --with-fpu=neon.
12655 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12656 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12657 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
12658 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
12659 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
12660 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
12661 (neon_emit_pair_result_insn, neon_disambiguate_copy)
12662 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
12663 (output_move_neon): Add prototypes.
12664 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
12665 (all_fpus): Add FPUTYPE_NEON.
12666 (fp_model_for_fpu): Add NEON field.
12667 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
12668 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
12670 (arm_legitimate_address_p): Don't support fancy addressing for NEON
12672 (thumb2_legitimate_address_p): Likewise.
12673 (neon_valid_immediate): Recognize and prepare constants suitable for
12675 (neon_immediate_valid_for_move): New function. Recognize and prepare
12676 immediates for NEON move instructions.
12677 (neon_immediate_valid_for_logic): New function. Recognize and
12678 prepare immediates for NEON logic instructions.
12679 (neon_output_logic_immediate): New function. Create asm string
12680 suitable for outputting immediate logic instructions.
12681 (neon_pairwise_reduce): New function. Implement reduction using
12682 pairwise operations.
12683 (neon_expand_vector_init): New function. Expand a (possibly
12684 non-constant) vector initialization.
12685 (neon_vector_mem_operand): New function. Memory operands supported
12686 for quad-word loads/stores to/from ARM or NEON registers. Don't
12687 allow base+offset addressing for core regs.
12688 (neon_struct_mem_operand): New function. Valid mems for NEON
12690 (coproc_secondary_reload_class): Enable NEON registers to be loaded
12691 from neon_vector_mem_operand addresses without a secondary register.
12692 (add_minipool_forward_ref): Handle >8-byte minipool entries.
12693 (add_minipool_backward_ref): Likewise.
12694 (dump_minipool): Likewise.
12695 (push_minipool_fix): Likewise.
12696 (output_move_quad): New function. Output quad-word moves, loads and
12697 stores using ARM registers.
12698 (output_move_vfp): Add support for vectors in VFP (NEON) D
12700 (output_move_neon): Output a NEON load/store to/from a quadword
12702 (arm_print_operand): Implement new codes:
12703 - 'c' for unadorned integers (without a # sign).
12704 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
12706 - 'e', 'f' for the low and high D parts of a NEON Q register.
12707 - 'q' outputs a NEON Q register.
12708 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
12709 - 'T' prints NEON opcode features from a coded bitmask.
12710 - 'F' is similar to T, but signed/unsigned codes both print as
12712 - 't' is similar to T, but 'u' is printed instead of 'p'.
12713 - 'O' prints 'r' if NEON instruction should perform rounding (as
12714 specified by bitmask), else prints nothing.
12715 - '#' is a punctuation character to stop operand numbers from
12716 running together with following digits in the assembler
12717 strings for instructions (when using mode attributes).
12718 (arm_assemble_integer): Handle extra NEON vector modes. Permute
12719 constant vectors in big-endian mode, where necessary.
12720 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
12721 Handle EI, OI, CI, XI modes.
12722 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
12723 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
12724 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
12725 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
12726 (neon_builtin_type_bits): Add enumeration, one bit for each vector
12728 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
12729 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
12730 to turn v8qi, etc. into bits defined above.
12731 (neon_itype): New enumeration. Classifications of NEON builtins.
12732 (neon_builtin_datum): Define struct. Contains information about
12733 a single builtin (with multiple modes).
12734 (CF): Define helper macro for...
12735 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
12737 (neon_builtin_data): New array. Define information about builtins
12738 for use during initialization/expansion.
12739 (arm_init_neon_builtins): New function.
12740 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
12742 (neon_builtin_compare): New function.
12743 (locate_neon_builtin_icode): New function. Find an insn code for a
12744 builtin given a function code for that builtin. Also return type of
12745 builtin (NEON_BINOP, NEON_UNOP etc.).
12746 (builtin_arg): New enumeration. Types of arguments for builtins.
12747 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
12748 Takes a variable argument list of builtin_arg types, terminated by
12750 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
12751 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
12752 (neon_emit_pair_result_insn): New function. Support returning pairs
12753 of vectors via a pointer.
12754 (neon_disambiguate_copy): New function. Set up operands for a
12755 multi-word copy such that registers do not get clobbered.
12756 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
12757 ARM_BUILTIN_NEON_BASE.
12758 (arm_file_start): Set float-abi attribute for NEON.
12759 (arm_vector_mode_supported_p): Enable NEON vector modes.
12760 (arm_mangle_map_entry): New.
12761 (arm_mangle_map): New.
12762 (arm_mangle_vector_type): New.
12763 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
12765 (TARGET_NEON): New macro. Target supports NEON.
12766 (fputype): Add FPUTYPE_NEON.
12767 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
12768 for vectorization based on command-line arg.
12769 (NEON_REGNO_OK_FOR_NREGS): Define.
12770 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
12771 (VALID_NEON_STRUCT_MODE): Define.
12772 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
12773 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
12774 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
12775 (consttable_16): Add pattern for outputting 16-byte minipool
12777 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
12779 (vec-common.md, neon.md): Include md files.
12780 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
12781 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
12782 (memory_constraint "Ut", "Un", "Us"): Define.
12783 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
12784 (MMX_char): New mode attribute.
12785 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
12786 (*add<mode>3_iwmmxt): New insn pattern.
12787 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
12788 (*sub<mode>3_iwmmxt): New insn pattern.
12789 (mulv4hi3): Rename to...
12790 (*mulv4hi3_iwmmxt): This.
12791 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
12792 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
12793 (uminv4hi3, uminv2si3): Remove. Replace with...
12794 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
12795 (*umin<mode>3_iwmmxt): These.
12796 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
12797 (ashr<mode>3_iwmmxt): This new pattern.
12798 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
12799 (lshr<mode>3_iwmmxt): This new pattern.
12800 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
12801 (ashl<mode>3_iwmmxt): This new pattern.
12802 * config/arm/neon-docgen.ml: New file. Generate documentation for
12804 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
12805 * config/arm/arm_neon.h: New (autogenerated).
12806 * config/arm/neon-testgen.ml: New file. Generate NEON tests
12808 * config/arm/neon.md: New file. Define NEON instructions.
12809 * config/arm/neon.ml: New file. Abstract description of NEON
12810 instructions, used to generate arm_neon.h header, documentation and
12812 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
12813 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
12815 * doc/extend.texi (ARM Built-in Functions): Rename and remove
12817 (ARM NEON Intrinsics): New subsection.
12818 * doc/arm-neon-intrinsics.texi: New (autogenerated).
12820 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
12822 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
12825 2007-07-24 Jan Hubicka <jh@suse.cz>
12827 * regclass.c (move_table): New type.
12828 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
12829 (init_move_cost): Break out from ...
12830 (init_reg_sets_1): ... here; simplify computation of
12831 have_regs-of_mode and contains_reg_of_mode.
12832 (record_reg_classes): Unswitch internal loops.
12833 (copy_cost): Trigger lazy initialization of move cost
12834 (record_address_regs): Likewise.
12836 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
12838 * config/darwin.c (darwin_override_options): Don't force on
12839 flag_var_tracking_uninit when no debug info is requested.
12841 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12843 * cfgloop.c (init_loops_structure): New function.
12844 (flow_loops_find): Create root of the loop tree unconditionally.
12846 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
12848 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
12850 2007-07-24 Jan Hubicka <jh@suse.cz>
12852 * caller-save.c: Include ggc.h, gt-caller-save.h
12853 (reg_save_code, reg_restore_code): Rename to ...
12854 (cached_reg_save_code, cached_reg_restore_code): ... those.
12855 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
12856 (reg_save_code, reg_restore_code): New functions.
12857 (init_caller_save): Do not intialize
12858 reg_save_code/reg_restore_code tables.
12859 * Makefile.in: (gt-caller-save.h): New.
12861 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12863 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
12864 with the mode of the original operand instead of
12867 2007-07-23 Jan Hubicka <jH@suse.cz>
12869 * i386.c (ix86_secondary_memory_needed): Break out to...
12870 (inline_secondary_memory_needed): ... here.
12871 (ix86_memory_move_cost): Break out to ...
12872 (inline_memory_move_cost): ... here; add support for IN value of 2 for
12873 maximum of input and output; fix handling of Q_REGS on 64bit.
12874 (ix86_secondary_memory_needed): Microoptimize.
12876 2007-07-23 Sebastian Pop <sebpop@gmail.com>
12878 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
12879 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
12880 stmts_from_loop, known_dependences_p, build_rdg): New.
12881 * tree-data-ref.h: Depends on graphds.h.
12882 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
12883 (build_rdg): Declared.
12884 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
12886 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
12888 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
12891 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
12892 Jakub Jelinek <jakub@redhat.com>
12894 PR middle-end/PR28690
12895 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
12897 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
12898 and MEM_POINTER operands over REG and MEM operands.
12899 (swap_commutative_operands_p): Change return value to bool.
12900 * rtl.h: Update the corresponding prototype.
12901 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
12902 instead of gen_rtx_PLUS.
12903 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
12904 value to bool. Change function arguments to rtx's and update code
12906 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
12907 calls to match the new declaration.
12908 * simplify-rtx.c (simplify_associative_operation): Don't
12909 reorder simplify_binary_operation arguments.
12911 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12913 * config/mips/mips.c (override_options): Use mips_costs to derive
12914 the default branch cost.
12915 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
12917 * config/mips/mips.opt (mbranch-cost=): New option.
12918 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
12920 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12922 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
12923 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
12924 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
12925 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
12927 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12929 * config/mips/constraints.md (ks): New constraint.
12930 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
12931 (*add<mode>3_mips16): ...here.
12933 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
12935 * optabs.h (enum optab_index): Add new OTI_signbit.
12936 (signbit_optab): Define corresponding macro.
12937 (enum insn_code signbit_optab[]): Remove array.
12938 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
12939 (expand_copysign_absneg): If back end provides signbit insn, use it
12940 instead of bit operations on floating point argument.
12941 * builtins.c (enum insn_code signbit_optab[]): Remove array.
12942 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
12943 for availability of signbit insn.
12945 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
12946 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
12947 SSE mode is not active.
12948 (isinf<mode>2): Disable for mfpmath=sse,387.
12950 2007-07-22 Ben Elliston <bje@au.ibm.com>
12952 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
12954 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
12956 2007-07-20 Richard Guenther <rguenther@suse.de>
12958 * tree-cfg.c (verify_expr): COND_EXPRs can have any
12959 integral typed condition.
12960 * tree-ssa.c (useless_type_conversion_p): Do not preserve
12961 booleanness. Only preserve conversions from a non-base
12962 type to a base type, not in general between types with
12963 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
12964 * tree.def (COND_EXPR): Document that the condition
12965 can be of any integral type.
12967 2007-07-20 Nigel Stephens <nigel@mips.com>
12968 Richard Sandiford <richard@codesourcery.com>
12970 * config/mips/mips.h (mips_dwarf_regno): Declare.
12971 (DBX_REGISTER_NUMBER): Remove redundant brackets.
12972 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
12973 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
12974 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
12975 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12976 (REG_CLASS_NAMES): Update accordingly.
12977 * config/mips/mips.c (mips_dwarf_regno): New array.
12978 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12979 (mips_subword): Remove special handling for accumulator registers.
12980 (override_options): Initiailize mips_dwarf_regno. Remove use
12982 (mips_swap_registers): New function.
12983 (mips_conditional_register_usage): Swap accumulator registers
12984 around if TARGET_LITTLE_ENDIAN.
12985 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
12986 * config/mips/constraints.md (h, l): Use the endianness to choose
12987 between MD0_REG and MD1_REG.
12988 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
12989 alternative-dependent template.
12991 2007-07-20 Richard Sandiford <richard@codesourcery.com>
12993 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
12996 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12998 * function.c (thread_prologue_and_epilogue_insns): Fix exit
12999 predecessor fallthru flags.
13001 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13003 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
13004 of compare to the same type.
13005 * cfgloopmanip.c (add_loop): Update information about loop exits.
13006 (loop_version): Remove the innermost loop requirement.
13007 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
13008 to sizetype for pointers.
13010 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
13012 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
13013 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
13014 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
13016 * config/dfp-bit.c: Empty for TFmode conversions.
13018 2007-07-18 Caroline Tice <ctice@apple.com>
13020 * var-tracking.c (find_src_status): Check for COND_EXEC insns
13021 and handle them correctly; check that src is not NULL before
13023 (find_src_set_src): Likewise.
13025 2007-07-18 Bob Wilson <bob.wilson@acm.org>
13027 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
13028 (struct alignment_context, init_alignment_context): New.
13029 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
13030 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
13031 (XCHAL_HAVE_S32C1I): Likewise.
13032 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
13033 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
13034 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
13035 (ATOMIC, HQI): New macros.
13036 (memory_barrier, *memory_barrier): New.
13037 (sync_lock_releasesi): New.
13038 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
13039 (sync_lock_test_and_set<mode>): New.
13040 (sync_<atomic><mode>): New.
13041 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
13042 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
13043 (xtensa_expand_atomic): New.
13045 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13049 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
13050 transformation for builtin ISNORMAL.
13051 (expand_builtin): Handle BUILT_IN_ISNORMAL.
13052 * builtins.def (BUILT_IN_ISNORMAL): New.
13053 * doc/extend.texi: Document isnormal.
13055 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13059 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
13060 optabs infrastructure. Provide generic implementation for
13062 (expand_builtin): Handle FINITE/ISFINITE.
13063 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
13064 (fold_builtin_1): Likewise.
13066 * builtins.def (BUILT_IN_ISFINITE): New.
13068 * doc/extend.texi: Document isfinite.
13070 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13073 PR middle-end/20558
13075 * builtins.c (expand_builtin_interclass_mathfn): Provide a
13076 generic fallback for isinf.
13077 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
13078 calculation code ...
13079 * real.c (get_max_float): ... to here.
13080 * real.h (get_max_float): New.
13082 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13084 PR middle-end/32668
13086 * builtin-attrs.def (ATTR_TYPEGENERIC,
13087 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
13089 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
13090 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
13091 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
13092 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
13094 * c-common.c (handle_type_generic_attribute): New.
13095 (c_common_attribute_table): Add "type generic".
13097 * c-typeck.c (convert_arguments): Handle "type generic" functions.
13099 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
13101 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
13102 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
13105 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
13108 * config/cris/cris.c (cris_print_index): Don't use XEXP before
13109 checking that the operand is an expression.
13111 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
13112 Danny Smith <dannysmith@users.sourceforge.net>
13115 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
13116 file mapping object in local namespace if Windows version later
13119 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13121 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
13122 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
13123 arm_cannot_force_const_mem.
13124 (arm_cannot_force_const_mem): New function.
13125 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
13126 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
13127 of arm_tls_referenced_p.
13128 * config/arm/arm.md (movsi): Split out-of-section constants when
13129 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
13130 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13132 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13134 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
13136 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13138 * config/mips/mips.md (*extendqihi2): Convert the destination
13141 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13143 * config/pa/fptr.c: Update license header.
13144 * config/pa/milli64.S: Likewise.
13146 2007-07-17 Nick Clifton <nickc@redhat.com>
13148 * COPYING_v3: New file. Contains version 3 of the GNU General
13150 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
13151 Lesser General Public License.
13152 * doc/include/gpl_v3.texi: New file. Contains version 3 of
13153 the GNU General Public License.
13155 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
13157 PR rtl-optimization/32773
13158 * cfglayout.c (force_one_exit_fallthru): New function.
13159 (cfg_layout_finalize): Use it.
13161 2007-07-16 Richard Guenther <rguenther@suse.de>
13162 Uros Bizjak <ubizjak@gmail.com>
13164 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
13165 before forcing it to gimple operand.
13167 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13168 David Ung <davidu@mips.com>
13170 * config/mips/mips.h (TUNE_24K): Define.
13171 (TUNE_MACC_CHAINS): Add TUNE_24K.
13172 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
13174 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
13175 (r74k_int_madd): .. this new reservation.
13176 (define_bypass): Fixed bypasses for r74k_int_madd to use
13177 mips_linked_madd_p.
13178 * config/mips/24k.md (define_bypass): Define new
13179 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
13181 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13182 Nigel Stephens <nigel@mips.com>
13184 * config/mips/mips.md: Include 20kc.md.
13185 * config/mips/20kc.md: New file.
13186 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
13187 (mips_adjust_cost): Tweak for 20Kc.
13188 (mips_issue_rate): Likewise.
13189 * config/mips/mips.h (TUNE_20KC): Define.
13191 2007-07-16 David Edelsohn <edelsohn@gnu.og>
13193 * config/rs6000/rs6000.c (struct processor_cost): Add
13194 cache_line_size, l1_cache_lines, and simultaneous_prefetches
13196 (*_cost): Add cache information.
13197 (rs6000_override_options): Set cache parameters.
13199 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13202 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
13203 * doc/install.texi (mips-sgi-irix6): pthread support works now.
13205 2007-07-16 Paul Brook <paul@codesourcery.com>
13208 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
13209 (cirrus_thumb2_movsi_insn): Ditto.
13211 2007-07-15 Geoffrey Keating <geoffk@apple.com>
13213 * config/rs6000/darwin-fallback.c (interpret_libc): Change
13214 CR2_REGNO to R_CR2.
13216 2007-07-15 Andrew Haley <aph@redhat.com>
13218 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
13219 before looking in the context.
13221 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13223 PR middle-end/32398
13224 PR middle-end/32769
13225 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
13226 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
13227 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
13228 (pa_output_function_prologue): Use rp_saved and
13229 current_function_is_leaf to generate .CALLINFO statement.
13230 (hppa_expand_prologue): Set rp_saved.
13231 (hppa_expand_epilogue): Use rp_saved.
13232 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
13233 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
13235 2007-07-14 Dirk Mueller <dmueller@suse.de>
13237 * omega.c (coalesce): Fix memory leak on early exit.
13238 * matrix-reorg.c (check_allocation_function): Likewise.
13239 * tree-vect-transform.c (vect_get_new_vect_var): free result
13241 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
13242 pass pointer to edge vector
13243 (partition_hot_cold_basic_blocks): Fix memory leak.
13244 * collect2.c (prefix_from_string): Free temporary storage.
13245 * reload1.c (fixup_abnormal_edges): Free sbitmap.
13247 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
13249 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
13250 (DO_GLOBAL_DTORS_BODY): Likewise.
13252 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
13253 Nigel Stephens <nigel@mips.com>
13255 * config/mips/mips.c (mips_classify_symbol): Don't return
13256 SYMBOL_SMALL_DATA for constant pool addresses if
13257 TARGET_EMBEDDED_DATA is true.
13259 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
13261 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
13262 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
13263 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
13264 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
13265 __builtin_ia32_storehps, __builtin_ia32_storelps,
13266 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
13267 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
13268 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
13269 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
13270 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
13271 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
13272 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
13273 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
13274 using def_builtin_const.
13276 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
13278 PR tree-optimization/32705
13279 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
13280 (simplify_binary_expression): Use SSA_VAL consistently.
13282 2007-07-13 David Edelsohn <edelsohn@gnu.org>
13284 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
13285 (SPEFSCR_REGNO): Delete definition.
13286 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
13287 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13288 * config/rs6000/rs6000.h: Do not define *_REGNO.
13289 LINK_REGISTER_REGNUM -> LR_REGNO.
13290 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13291 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
13292 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13293 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
13294 R_VRSAVE, R_VSCR. Use them.
13295 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
13296 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
13297 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
13298 * config/rs6000/aix.h: Define R_LR. Use it.
13300 2007-07-13 Caroline Tice <ctice@apple.com>
13302 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
13303 flag_var_tracking is explicitly turned off (i.e. when variable
13304 tracking is not feasible); otherwise, turn flag_var_tracking on when
13305 flag_var_tracking_uninit is on.
13306 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
13307 note definitions, to allow recording of initialization status in the
13309 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
13310 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
13311 determine if two note locations are equal.
13312 (output_loc_list): Don't output list entries whose start & end labels
13314 (reg_loc_descriptor): Add parameter for initialization status; pass it
13315 to other loc descriptor functions.
13316 (one_reg_loc_descriptor): Add parameter for initialization status;
13317 check its value and add DW_OP_GNU_uninit to returned loc descr if
13319 (multiple_reg_loc_descriptor): Add parameter for initialization
13321 pass init status argument to other loc descriptor functions; check
13322 value of intialization parameter and add DW_OP_GNU_uninit to returned
13323 loc descr if appropriate.
13324 (based_loc_descr): Add parameter for initialization status; add new
13325 variable for return value; check value of initialization parameter and
13326 add DW_OP_GNU_uninit to returned loc descr if appropriate.
13327 (concatn_mem_loc_descriptor): Add parameter for initialization status;
13328 pass init status argument to other loc descriptor functions; check
13329 value of intialization parameter and add DW_OP_GNU_uninit to returned
13330 loc descr if appropriate.
13331 (mem_loc_descriptor): Likewise.
13332 (concat_loc_descriptor): Likewise.
13333 (concatn_loc_descriptor): Likewise.
13334 (loc_descriptor): Add parameter for initialization status; pass it as
13335 argument to other loc descriptor function calls.
13336 (loc_descriptor_from_tree_1): Add appropriate initialization status
13337 to loc descriptor function calls.
13338 (add_location_or_const_value_attribute): Get initialization status
13339 from VAR_LOCATION note; add initialization status to loc descriptor
13341 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
13342 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
13343 status is uninitialized, add "[uninint]" to output.
13344 * common.opt (fvar-tracking-uninit): New option, similar to
13345 fvar-tracking, to turn on tracking of uninitialized variables; creates
13346 a new global flag, flag_var_tracking_uninit.
13347 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
13348 (enum var_init_status): New type, for var initialization status field.
13349 * var-tracking.c (struct location_chain_def): Two new fields, init,
13350 for initialization status, and set_src for the assignment value expr.
13351 (unshare_variable): New parameter for initialization status;
13352 initialize new init and set_src fields.
13353 (var_reg_set): New parameters for initialization status and value;
13354 pass them to set_variable_part.
13355 (var_mem_set): Likewise.
13356 (get_init_value): New function.
13357 (var_reg_delete_and_set): New initialization status & value
13358 parameters; add call to get_init_value if status is unknown; pass new
13359 parameters to clobber_variable_part and var_reg_set.
13360 (var_mem_delete_and_set): Likewise.
13361 (var_reg_delete): Pass null set_src value to clobber_variable_part.
13362 (var_mem_delete): Likewise.
13363 (variable_union): Pass status to unshare_variable; initialize new init
13364 and set_src fields. If flag_var_tracking_uninit is not set, force
13365 status to initialized.
13366 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
13367 used later to get the set_src value.
13368 (find_src_status): New function.
13369 (find_src_set_src): New function.
13370 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
13371 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
13372 MO_SET, get set_src value and pass it to var_reg_delete_and_set
13373 and var_mem_delete_and_set.
13374 (dump_variable): Print out "[uninit]" if appropriate.
13375 (set_variable_part): Add new initialization and set_src parameters;
13376 pass status to unshare_variable; set node->init and node- >set_src
13377 fields and modify slot in hash table appropriately; save the init and
13378 set_src values if appropriate and assign to the new node.
13379 (clobber_variable_part): New set_src parameter; if two nodes have
13380 same variable and same location but different set_src (assignment)
13381 values, clobber old node.
13382 (delete_variable_part): Pass init status to unshare_variable.
13383 (emit_note_insn_var_location): Add initialized var; assign var's init
13384 status to new 'initialized'; pass new init status field to calls to
13385 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
13386 status to initialized.
13387 (emit_notes_in_bb): Pass initialization status to calls to
13388 var_reg_set, var_mem_set, var_reg_delete_and_set and
13389 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
13390 var_reg_delete_and_set and var_mem_delete_and_set; call
13391 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
13392 make up for change in add_stores.
13393 (vt_add_function_parameters): Add status to calls to
13395 * config/darwin.c (darwin_override_options): Turn on uninitialized
13396 tracking automatically, if var_tracking is on and the system is
13399 2007-07-13 Sa Liu <saliu@de.ibm.com>
13401 * config.gcc: Add options for arch and tune on SPU.
13402 * config/spu/predicates.md: Add constant operands 0 and 1.
13403 * config/spu/spu-builtins.def: Add builtins for double precision
13404 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
13405 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
13407 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
13409 * config/spu/spu-protos.h: Add new function prototypes.
13410 * config/spu/spu.c (spu_override_options): Check options -march and
13412 (spu_comp_icode): Add comparison code for DFmode and vector mode.
13413 (spu_emit_branch_or_set): Use the new code for DFmode and vector
13415 (spu_const_from_int): New. Create a vector constant from 4 ints.
13416 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
13417 (spu_emit_vector_compare): New. Emit vector compare.
13418 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
13419 * config/spu/spu.h: Add options -march and -mtune. Define processor
13420 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
13421 CANONICALIZE_COMPARISON.
13422 * config/spu/spu.md: Add new insns for double precision compare
13423 and double precision vector compare. Add vcond and smax/smin patterns
13424 to enable DFmode vector conditional expression.
13425 * config/spu/spu.opt: Add options -march and -mtune.
13426 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
13427 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
13428 both CELL and CELLEDP targets: spu_testsv.
13429 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
13432 2007-07-13 Richard Guenther <rguenther@suse.de>
13434 PR tree-optimization/32721
13435 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
13436 TREE_THIS_VOLATILE on the folded reference.
13437 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
13438 if the array reference has TREE_THIS_VOLATILE set.
13440 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
13443 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
13445 2007-07-13 Andreas Schwab <schwab@suse.de>
13447 * gengtype-lex.l: Allow declarations to be indented.
13449 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13451 * ginclude/tgmath.h: New.
13452 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
13453 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
13454 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
13455 * configure: Regenerate.
13457 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13459 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
13460 correct index when setting register save state for xd
13463 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13465 * config/sh/sh.c (mark_use): Remove.
13467 2007-07-12 Paul Brook <paul@codesourcery.com>
13469 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
13470 reg does not overlap return value.
13472 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
13474 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
13475 (set_expression_vuses): Ditto.
13476 (init_pre): Initialize expression_vuses.
13478 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13480 * config/i386/sse.md (storentdf, storentsf): New.
13482 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13484 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
13486 * tree.c (build_decl_stat): Move code from here...
13487 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
13488 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
13489 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
13490 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
13491 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
13494 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13495 Devang Patel <dpatel@apple.com>
13497 PR tree-optimization/25413
13498 * targhooks.c (default_builtin_vector_alignment_reachable): New.
13499 * targhooks.h (default_builtin_vector_alignment_reachable): New.
13500 * tree.h (contains_packed_reference): New.
13501 * expr.c (contains_packed_reference): New.
13502 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
13503 (vect_enhance_data_refs_alignment): Call
13504 vector_alignment_reachable_p.
13505 * target.h (vector_alignment_reachable): New builtin.
13506 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
13507 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
13508 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
13510 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13512 * target.h (builtin_vectorization_cost): Add new target builtin.
13513 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
13514 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
13515 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
13516 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
13517 uninitialized variables.
13518 * tree-vect-transform.c (cost_for_stmt): New function.
13519 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
13520 using cost 1 for all scalar stmts. Be less conservative when
13521 estimating the number of prologue/epulogue iterations. Call
13522 targetm.vectorize.builtin_vectorization_cost. Return
13523 min_profitable_iters-1.
13524 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
13525 initialization cost instead of TARG_VEC_STMT_COST. Use
13526 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
13527 epilogue code. Fix epilogue cost computation.
13528 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
13529 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
13530 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
13531 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
13532 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
13533 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
13535 2007-07-12 Richard Guenther <rguenther@suse.de>
13537 * gimplify.c (gimplify_conversion): Make sure that the result
13538 from maybe_fold_offset_to_reference is trivially convertible
13539 to the desired type before doing the simplification.
13540 (gimplify_expr): Likewise.
13541 * fold-const.c (fold_binary): Use the correct types for
13542 building the simplified expression.
13544 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13546 PR rtl-optimization/32729
13547 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
13548 that fallthru to exit.
13550 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
13552 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
13553 (symDTPOFF2reg): Likewise.
13555 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
13557 PR tree-optimization/32663
13559 * tree.h (VALUE_HANDLE_VUSES): Remove.
13560 (struct tree_value_handle): Remove vuses.
13562 * tree-vn.c (create_value_handle_for_expr): Don't set
13563 VALUE_HANDLE_VUSES.
13565 * tree-ssa-pre.c (expression_vuses): New.
13566 (alloc_expression_id): Set up expression_vuses.
13567 (get_expression_vuses): New.
13568 (set_expression_vuses): Ditto.
13569 (clear_expression_ids): Modify for expression_vuses.
13570 (phi_translate_1): Ditto.
13571 (phi_translate_set): Ditto.
13572 (value_dies_in_block_x): Ditto
13573 (valid_in_sets): Ditto.
13574 (add_to_sets): Ditto.
13575 (find_existing_value_expr): Ditto.
13576 (create_value_handle_for_expr): Ditto.
13577 (make_values_for_stmt): Ditto.
13578 (vuse_equiv): Remove.
13580 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
13582 * Makefile.in (mostlyclean): Remove object files.
13584 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13586 * toplev.c (no_new_pseudos): Deleted.
13587 * rtl.h (no_new_pseudos): Deleted.
13588 * tree-pass.h (pass_no_new_pseudos): Deleted.
13589 * passes.c (pass_no_new_pseudos): Deleted.
13590 * final.c (rest_of_clean_state): Removed no_new_pseudos.
13591 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
13592 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
13594 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
13595 * rtlhooks.c (gen_lowpart_general): Ditto.
13596 * optabs.c (prepare_operand): Ditto.
13597 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
13599 * modulo-sched.c (rest_of_handle_sms): Ditto.
13600 * see.c (rest_of_handle_see): Ditto.
13601 * ifcvt.c (if_convert): Ditto.
13602 (gate_handle_if_after_combine): Replaced no_new_pseudos with
13604 * init-regs.c (gate_initialize_regs): Deleted set of
13606 * lower-subreg.c (decompose_multiword_subregs): Ditto.
13607 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
13608 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
13610 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13613 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
13614 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
13615 (*vec_extractv2di_1_rex64): New insn pattern.
13617 2007-07-11 David Daney <ddaney@avtrex.com>
13619 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
13620 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
13621 for SIGNAL_UNWIND_RETURN_COLUMN.
13622 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
13623 (DWARF_FRAME_REGNUM): Rewrite.
13624 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
13626 2007-07-11 Nick Clifton <nickc@redhat.com>
13628 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
13629 delta and use gen_int_mode in place of GET_INT instead.
13631 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13633 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
13636 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
13638 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
13639 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
13641 * params.h (VERIFY_CANONICAL_TYPES): Remove.
13642 (USE_CANONICAL_TYPES): New.
13643 * doc/invoke.texi (verify-canonical-types): Remove.
13644 (use-canonical-types): Add.
13646 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
13648 * config/spu/spu.c (spu_optimization_options): Remove setting of
13649 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
13650 (spu_override_options): Move it here.
13652 2007-07-11 Richard Sandiford <richard@codesourcery.com>
13654 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
13655 * config/mips/mips.c (mips_cpu_info_table): Mention
13656 MIPS_ISA_LEVEL_SPEC in the comment.
13658 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13660 PR tree-optimization/32713
13661 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
13663 2007-07-11 Paolo Carlini <pcarlini@suse.de>
13665 PR middle-end/30482
13666 * c-opts.c (c_common_post_options): Do not change flag_complex_method
13667 conditional to flag_isoc99.
13668 (c_common_init_options): Do it here, unconditionally.
13670 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13672 PR tree-optimization/32589
13673 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
13674 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
13675 * tree-ssa-propagate.c (valid_gimple_expression_p): New
13676 predicate, extracted from...
13677 (set_rhs): ...here. Call it for the expression on entry.
13678 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
13679 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
13680 (simplify_binary_expression): Use valid_gimple_expression_p
13681 to validate the simplification.
13682 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
13684 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
13686 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
13687 DWARF2_DEBUG on 32 bit target too.
13688 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
13690 2007-07-11 Nick Clifton <nickc@redhat.com>
13692 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
13693 version for 64-bit hosts.
13695 2007-07-10 David Daney <ddaney@avtrex.com>
13697 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
13699 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
13701 * config/mips/mips.c (mips_expand_synci_loop): New function.
13702 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
13703 (UNSPEC_RDHWR): Same.
13704 (UNSPEC_SYNCI): Same.
13705 (UNSPEC_SYNC): Same.
13706 (clear_cache): New expand.
13710 (clear_hazard): Same.
13711 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
13713 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
13714 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
13716 2007-07-10 Ian Lance Taylor <iant@google.com>
13718 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
13721 2007-07-10 David Daney <ddaney@avtrex.com>
13723 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
13724 * builtins.c (expand_builtin___clear_cache): New function.
13725 (expand_builtin): Call expand_builtin___clear_cache for
13726 BUILT_IN_CLEAR_CACHE case.
13727 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
13728 * doc/md.texi (clear_cache): Document new instruction pattern.
13729 * testsuite/gcc.dg/builtins-64.c: New test.
13731 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
13733 * config/cris/cris.md ("movsi"): Fix typo in last change.
13735 2007-07-09 Geoffrey Keating <geoffk@apple.com>
13738 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
13740 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
13741 * varasm.c (assemble_start_function): Honor DECL_ALIGN
13742 for FUNCTION_DECLs. Don't use align_functions_log if
13744 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
13745 even for FUNCTION_DECLs.
13746 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
13748 * tree.h (DECL_ALIGN): Update for new location of 'align'.
13749 (DECL_FUNCTION_CODE): Update for new location and name of
13751 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
13752 (struct tree_decl_common): Move 'align' and 'off_align' out
13753 of union, ensure they're still on a 32-bit boundary. Remove
13754 other fields in union 'u1'.
13755 (struct tree_function_decl): Add field 'function_code' replacing
13756 'u1.f' in tree_decl_common.
13757 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
13758 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
13759 (Variable Attributes): Cross-reference 'aligned' attribute
13760 to Function Attributes.
13761 * flags.h (force_align_functions_log): Delete.
13762 * toplev.c (force_align_functions_log): Delete.
13764 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
13767 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
13768 (*vec_concatv2di_rex): New insn pattern.
13770 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13773 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
13775 2007-07-10 Ian Lance Taylor <iant@google.com>
13777 Replace no_new_pseudos in backends.
13778 * rtl.h (can_create_pseudo_p): Define.
13779 * config/darwin.c (machopic_indirect_data_reference): Use
13780 can_create_pseudo_p () instead of no_new_pseudos.
13781 (machopic_indirect_data_reference): Likewise.
13782 (machopic_legitimize_pic_address): Likewise.
13783 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
13784 (alpha_emit_set_const_1): Likewise.
13785 (alpha_emit_set_const): Likewise.
13786 (alpha_emit_conditional_move): Likewise.
13787 (alpha_split_conditional_move): Likewise.
13788 * config/alpha/alpha.md (various splitters): Likewise.
13790 * config/arm/arm.c (legitimize_pic_address): Likewise.
13791 (arm_load_pic_register): Likewise.
13792 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
13793 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
13794 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
13795 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
13796 * config/cris/cris.md (movsi): Likewise.
13797 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
13798 (symGOTOFF2reg_hilo): Likewise.
13799 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
13800 * config/h8300/h8300.md (insv, extzv): Likewise.
13801 * config/i386/i386.c (ix86_expand_move): Likewise.
13802 (ix86_expand_vector_move): Likewise.
13803 (ix86_prepare_fp_compare_args): Likewise.
13804 (ix86_expand_carry_flag_compare): Likewise.
13805 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
13806 (tls_dynamic_gnu2_combine_32): Likewise.
13807 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
13808 * config/ia64/ia64.c (ia64_expand_move): Likewise.
13809 (ia64_expand_movxf_movrf): Likewise.
13810 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
13811 (m32c_split_move): Likewise.
13812 (m32c_expand_insv): Likewise.
13813 * config/m68k/m68k.md (movsi): Likewise.
13814 * config/mips/mips.c (mips_force_temporary): Likewise.
13815 (mips_split_symbol): Likewise.
13816 (mips_move_integer): Likewise.
13817 (mips_legitimize_const_move): Likewise.
13818 * config/mn10300/mn10300.md (movsi): Likewise.
13819 * config/pa/pa.c (emit_move_sequence): Likewise.
13820 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13821 (rs6000_got_register): Likewise.
13822 (create_TOC_reference): Likewise.
13823 (rs6000_machopic_legitimize_pic_address): Likewise.
13824 * config/rs6000/rs6000.md (add<mode>3): Likewise.
13825 (various splitters): Likewise.
13826 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
13827 (movsi_got): Likewise.
13828 * config/s390/s390.c (emit_symbolic_move): Likewise.
13829 * config/s390/s390.md (movhi, movqi): Likewise.
13830 (load_multiple, store_multiple): Likewise.
13831 * config/score/score.c (score_force_temporary): Likewise.
13832 * config/sh/sh.c (prepare_move_operands): Likewise.
13833 (prepare_cbranch_operands): Likewise.
13834 (emit_fpu_switch): Likewise.
13835 (fpscr_set_from_mem): Likewise.
13836 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
13837 (adddi3, subsi3): Likewise.
13838 (various splitters): Likewise.
13839 (divsi_inv_fp_combine): Likewise.
13840 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
13841 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
13843 * config/sh/predicates.md (xor_operand): Likewise.
13844 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
13845 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
13846 (movdi_pic_label_ref): Likewise.
13847 * config/spu/spu.c (spu_split_immediate): Likewise.
13848 * config/alpha/alpha.md (various splitters): Remove test
13849 !no_new_pseudos || reload_completed.
13850 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
13852 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13853 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13854 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13855 * config/score/score.c (th_output_mi_thunk): Likewise.
13856 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
13857 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13859 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
13861 PR rtl-optimization/32664
13862 * mode-switching.c (create_pre_exit): Skip barrier insns.
13864 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13866 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
13867 force_gimple_operand_bsi.
13868 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
13869 rewrite_use_compare): Ditto.
13870 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
13872 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
13873 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
13874 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
13875 * tree-profile.c (prepare_instrumented_value,
13876 tree_gen_interval_profiler, tree_gen_pow2_profiler,
13877 tree_gen_one_value_profiler, tree_gen_ic_profiler,
13878 tree_gen_ic_func_profiler, tree_gen_average_profiler,
13879 tree_gen_ior_profiler): Ditto.
13880 * tree-ssa-reassoc.c (negate_value): Ditto.
13881 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
13882 Use force_gimple_operand_bsi.
13883 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
13884 * tree-if-conv.c (add_to_dst_predicate_list,
13885 find_phi_replacement_condition): Ditto.
13886 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
13887 Call mark_symbols_for_renaming for new statements.
13888 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
13890 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13892 * cfghooks.c (remove_edge): New function.
13893 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
13895 * cfghooks.h (remove_edge): Declare.
13896 * cfg.c (remove_edge): Renamed to remove_edge_raw.
13897 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
13899 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
13901 * optabs.h: Added declaration for signbit_optab.
13902 * optabs.c: (init_optabs): Added initialization for signbit_optab.
13903 * genoptinit.c (optabs): Added entry for signbit insns.
13904 * builtins.c (expand_builtin_signbit): Added code to use a signbit
13905 insn, if available.
13906 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
13907 * config/s390/s390.md (signbit<mode>2): New expander.
13909 2007-07-09 Richard Guenther <rguenther@suse.de>
13911 PR middle-end/32698
13912 * fold-const.c (fold_plusminus_mult_expr): Move constant
13913 arguments second to allow decomposing.
13915 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
13918 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13920 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13921 Disregard DECL_FROM_INLINE.
13923 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13926 * doc/invoke.texi: Add ftree-reassoc flag.
13927 * common.opt (ftree-reassoc): New flag.
13928 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
13929 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
13931 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13933 PR tree-optimization/32681
13934 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
13935 saved in second_edge->aux when first_bb is a loop header.
13937 2007-07-09 Jan HUbicka <jh@suse.cz>
13939 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
13941 2007-07-09 Richard Guenther <rguenther@suse.de>
13943 * c-decl.c (start_function): Do not promote return type.
13945 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
13947 * function.c (do_warn_unused_parameter): Do not warn if
13948 TREE_NO_WARNING is set.
13950 2007-07-08 Andreas Schwab <schwab@suse.de>
13952 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
13954 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
13957 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13959 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13960 apply to assembly language, too.
13961 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13963 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
13965 Revert (note the sccvn portions are *not* reverted)
13966 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13968 Fix PR tree-optimization/23488
13970 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13972 * tree-flow-inline.h (get_value_handle): Ditto.
13973 * tree-ssa-pre.c (decl_vh_map): New.
13974 (decl_node_pool): New.
13975 (can_value_number_operation): Support DECL_P.
13976 (can_PRE_operation): Ditto.
13977 (create_expression_by_pieces): Ditto.
13978 (find_existing_value_expr): Modify to differnetiate between
13979 addressing and top level.
13980 (create_value_handle_for_expr): Handle DECL's.
13981 (poolify_tree): Ditto.
13982 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13983 (make_values_for_stmt): Handle DECL's properly.
13984 (init_pre): Reorg to not init useless things during FRE.
13986 * tree-flow.h: Include pointer-set.h.
13987 (decl_vh_map): Declare.
13988 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13990 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
13992 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
13993 the constraint description.
13994 * doc/md.texi: Update documentation of AVR constraints.
13996 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
13998 * auto-inc-dec.c, config/arm/arm.c,
13999 config/m32r/constraints.md, config/mips/mips.md,
14000 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
14001 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
14002 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
14003 typos. Follow spelling conventions.
14004 * doc/invoke.texi, doc/rtl.texi: Fix typos.
14006 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14007 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14009 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
14010 realloc_vuse): Remove.
14011 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
14014 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14016 Fix PR tree-optimization/23488
14018 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
14019 (try_to_simplify): Ditto.
14020 (visit_use): Ditto.
14021 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14023 * tree-flow-inline.h (get_value_handle): Ditto.
14024 * tree-ssa-pre.c (decl_vh_map): New.
14025 (decl_node_pool): New.
14026 (can_value_number_operation): Support DECL_P.
14027 (can_PRE_operation): Ditto.
14028 (create_expression_by_pieces): Ditto.
14029 (find_existing_value_expr): Modify to differnetiate between
14030 addressing and top level.
14031 (create_value_handle_for_expr): Handle DECL's.
14032 (poolify_tree): Ditto.
14033 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14034 (make_values_for_stmt): Handle DECL's properly.
14035 (init_pre): Reorg to not init useless things during FRE.
14037 * tree-flow.h: Include pointer-set.h.
14038 (decl_vh_map): Declare.
14039 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14041 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14043 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14044 apply to assembly language, too.
14045 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14047 2007-07-06 Ian Lance Taylor <iant@google.com>
14048 Zack Weinberg <zackw@panix.com>
14050 PR middle-end/32441
14051 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
14053 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14055 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
14056 (prefetch): Likewise if "pref" would be used.
14058 2007-07-06 Josh Conner <jconner@apple.com>
14060 PR middle-end/32602
14061 PR middle-end/32603
14062 * calls.c (store_one_arg): Handle arguments which are partially
14063 on the stack when detecting argument overlap.
14065 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
14067 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
14068 chosen during find_reloads.
14070 2007-07-06 Richard Guenther <rguenther@suse.de>
14072 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
14073 TYPE_ARG_TYPES for verification of argument types. Use
14074 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
14075 parameters as variable arguments.
14077 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
14079 * libgcc2.h (word_type): Type definition removed.
14080 (cmp_return_type, shift_count_type): Type definitions added.
14081 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14082 replaced with shift_count_type.
14083 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14085 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
14086 changed from word_type to Wtype.
14087 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14088 replaced with shift_count_type.
14089 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14091 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
14092 and libgcc_shift_count attribute added.
14093 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
14094 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
14095 (TARGET_INITIALIZER): New target hooks added.
14096 * targhooks.c (default_libgcc_cmp_return_mode,
14097 default_libgcc_shift_count_mode): Default implementations for the new
14098 target hooks added.
14099 * targhooks.h (default_libgcc_cmp_return_mode,
14100 default_libgcc_shift_count_mode): Function prototypes added.
14101 * target.h (struct gcc_target): Fields for the new target hooks added.
14102 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
14104 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
14107 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
14108 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
14110 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
14111 s390_libgcc_shift_count_mode): Functions added.
14112 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
14113 Target hooks defined.
14115 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14117 * config/mips/mips.c (compute_frame_size): Restore the original
14118 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
14119 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
14120 Document why the difference is needed.
14122 2007-07-06 Richard Guenther <rguenther@suse.de>
14124 * c-common.c (boolean_increment): Use correctly typed
14127 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14129 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
14130 the topmost argument register is not also included in the save mask.
14131 (mips16e_collect_argument_save_p): Take a pointer to the argument
14132 register, rather than a pointer to the number of arguments.
14133 (mips16e_collect_argument_saves): Only include argument saves
14134 that aren't in the register mask.
14136 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
14138 PR rtl-optimization/32450
14139 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
14140 to ensure that instructions are not moved into the prologue when
14141 profiling is on. Remove unused prologue_end variable.
14142 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
14143 as a scheduling barrier.
14145 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14148 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14149 Disregard DECL_FROM_INLINE.
14151 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
14153 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
14154 IORing with a constant.
14156 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
14158 PR rtl-optimization/32475
14159 * df-scan.c (df_def_record_1): Add a use of the stack pointer
14160 for every definition of the stack pointer.
14162 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
14164 * arm.c (vfp3_const_double_index): Copy signed results of
14165 REAL_VALUE_TO_INT into unsigned vars.
14167 2007-07-05 Richard Guenther <rguenther@suse.de>
14169 PR middle-end/32639
14170 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
14172 * tree-ssa.c (useless_type_conversion_p): Check canonical
14175 2007-07-05 Anatoly Sokolov <aesok@post.ru>
14177 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
14178 zero_extendhisi2): Change to define_insn_and_split.
14179 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
14181 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
14183 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
14184 pass_match_asm_constraints): New.
14185 * passes.c (init_optimization_passes): Add new pass.
14186 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
14187 * function.h (struct function): Add has_asm_statement bit.
14188 (current_function_has_asm_statement): New.
14189 * tree-pass.h (pass_match_asm_constraints): New.
14191 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
14193 * config/mips/mips.c (mips_file_start): Avoid declaration
14196 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14198 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
14200 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
14202 * rtl.def (NOTE): Change print format string to print
14203 operand 5 as a note insn name.
14205 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14206 David Ung <davidu@mips.com>
14208 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
14209 * doc/invoke.texi: (MIPS Options): Document them.
14211 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14212 David Ung <davidu@mips.com>
14214 Add support for SmartMIPS ASE.
14216 * optabs.c (expand_binop_directly): New, broken out from...
14217 (expand_binop): Here. Make it try rotating in the other
14218 direction even when the second operand isn't constant.
14219 * config/mips/mips.md (*lwxs): New.
14220 * config/mips/mips.opt (msmartmips): New.
14221 * config/mips/mips.c (mips_lwxs_address_p): New.
14222 (mips_rtx_costs): Make it recognize scaled indexed addressing.
14223 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
14224 __mips_smartmips when compiling for TARGET_SMARTMIPS.
14225 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
14226 (ISA_HAS_LWXS): New.
14227 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
14228 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
14229 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
14230 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
14231 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
14232 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
14233 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
14235 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14237 * tree-vectorizer.c (new_loop_vec_info): Initialize
14238 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14239 * tree-vectorizer.h (_loop_vec_info): Added new filed
14240 min_profitable_iters.
14241 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
14242 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
14243 * tree-vect-analyze.c (vect_analyze_operations): Set
14244 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14245 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
14246 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
14247 Fix calculation of peel_iters_prologue. Move consideration of epilogue
14248 and prologue cost to after they are computed.
14249 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
14250 TARG_VEC_STMT_COST.
14251 (vect_model_simple_cost): Takes additional argument dt. Consider cost
14252 of creating vectors from scalars according to dt.
14253 (vect_model_store_cost): Likewise.
14254 (vectorizable_call): Use dt array instead of scalar dt. Call
14255 vect_model_simple_cost with additional argument dt.
14256 (vectorizable_assignment): Likewise.
14257 (vectorizable_operation): Likewise.
14258 (vectorizable_type_demotion): Likewise.
14259 (vectorizable_type_promotion): Likewise.
14260 (vectorizable_store): Use dt array instead of scalar dt. Call
14261 vect_model_store_cost with additional argument dt.
14262 (vect_do_peeling_for_loop_bound): Don't call
14263 vect_estimate_min_profitable_iters. Instead, lookup
14264 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
14265 "may not be profitable".
14267 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14270 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
14271 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
14272 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
14273 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
14275 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
14277 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
14278 addressing modes cheaper.
14280 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
14282 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
14283 (dw_ranges_struct): Rename block_num to num. Adjust.
14284 (dw_ranges_by_label_struct): New.
14285 (ranges_by_label, ranges_by_label_allocated,
14286 ranges_by_label_in_use): New variables.
14287 (add_ranges_num): Factored most of the code out of...
14288 (add_ranges): ... this one. Rewrite in terms of the former.
14289 (add_ranges_by_labels): New.
14290 (output_ranges): Output by-label ranges.
14291 (dwarf2out_finish): Output range for multiple-section
14292 compile_unit. Output standard DW_AT_low_pc in addition to
14293 unexpected DW_AT_entry_pc.
14295 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
14297 PR tree-optimization/32604
14298 PR tree-optimization/32606
14300 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
14301 (compute_antic_safe): Removed.
14302 (ANTIC_SAFE_LOADS): Ditto.
14303 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
14304 (execute_pre): Don't call compute_antic_safe.
14305 (vuse_equiv): New function.
14306 (make_values_for_stmt): Use it
14307 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
14310 2007-07-04 Anatoly Sokolov <aesok@post.ru>
14313 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
14314 rather than a decl.
14315 (avr_attribute_table): Make "naked" attribute apply to function types
14316 rather than to decls.
14317 (avr_handle_fntype_attribute): New function.
14319 2007-07-04 Joseph Myers <joseph@codesourcery.com>
14321 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
14324 2007-07-04 David Ung <davidu@mips.com>
14325 Joseph Myers <joseph@codesourcery.com>
14327 * config/mips/mips.md (type): Add logical, signext and move.
14328 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
14329 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
14330 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
14331 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
14332 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
14333 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
14334 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
14335 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
14336 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
14337 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
14338 movv2sf_hardfloat_64bit): Use the new types.
14339 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
14340 *movdf_softfloat, *movdf_mips16): Use "multi".
14341 (extendqihi2): Replace with a define_expand.
14342 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
14343 Based on extend<SHORT:mode><GPR:mode>2 patterns.
14344 * config/mips/74k.md (r74k_int_logical): New reservation and
14346 (r74k_int_arith): Remove "slt".
14347 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
14348 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
14349 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
14350 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
14351 reservations for "arith".
14353 2007-07-04 Richard Guenther <rguenther@suse.de>
14355 * tree-ssa.c (useless_type_conversion_p): Add handling for
14356 scalar float and vector types. Only call the types_compatible_p
14357 langhook for aggregate types as last resort. Follow the
14360 2007-07-04 Richard Guenther <rguenther@suse.de>
14362 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
14363 the same as NOP_EXPR.
14365 2007-07-04 Nick Clifton <nickc@redhat.com>
14367 * target.h (struct gcc_target): Add target_help field.
14368 * target-def.h (TARGET_HELP): New.
14369 (TARGET_INITIALIZER): Use TARGET_HELP.
14370 * opts.c (command_handle_option): Invoke target_help function, if
14371 defined, when the user has specified --target-help on the command
14373 * doc/invoke.texi: Mention that --target-help might print
14374 additional information.
14375 * doc/tm.texi: Document TARGET_HELP hook.
14377 * arm.c (TARGET_HELP): Override default definition.
14378 (arm_target_help): New - display a wrapped list of cores and
14379 architectures supported.
14381 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
14383 * config/v850/v850.c (expand_prologue): Make sure
14384 GEN_INT() argument is sign extended rather than zero extended.
14385 (expand_epilogue): Likewise.
14386 (output_move_double): Delete.
14387 * config/v850/v850-protos.h (output_move_double): Delete.
14388 * config/v850/v850.md (movdi): Delete.
14389 (*movdi_internal): Delete.
14391 (*movdf_internal): Delete.
14393 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14395 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
14396 unless compiling RTP PIC.
14398 2007-07-04 Richard Guenther <rguenther@suse.de>
14400 PR tree-optimization/32482
14401 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
14402 original ssa name if we didn't find a shift expression.
14403 Fix shift constant for bit zero test.
14405 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14407 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
14409 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14411 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
14412 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
14413 * config/arm/vxworks.h (ASM_SPEC): Delete.
14414 (SUBTARGET_EXTRA_ASM_SPEC): Define.
14416 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14418 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
14419 (DDR_REVERSED_P): New.
14420 * tree-data-ref.c (initialize_data_dependence_relation,
14421 build_classic_dist_vector): Set DDR_REVERSED_P.
14423 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14425 PR middle-end/32457
14426 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
14427 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14428 init_omega_for_ddr_1): Use non conservative number of iterations
14430 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
14431 (analyze_siv_subscript): Remove FIXME and reinitialization of
14432 last_conflicts to chrec_dont_know.
14433 * testsuite/gfortran.dg/vect/pr32457.f90: New.
14435 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14437 * tree.c (maybe_canonicalize_argtypes): Improve description.
14439 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14441 * tree.c (maybe_canonicalize_argtypes): New.
14442 (build_function_type): Set canonical type.
14443 (build_method_type_directly): Ditto.
14444 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
14447 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14449 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
14451 (rewrite_use_nonlinear_expr): Likewise.
14453 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
14455 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
14457 2007-07-04 Ben Elliston <bje@au.ibm.com>
14459 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
14462 * c-objc-common.c (c_types_compatible_p): Fix indentation.
14464 * doc/tm.texi (Run-time Target): Capitalise "CPU".
14465 (Exception Handling): Likewise.
14467 2007-07-03 Jan Hubicka <jh@suse.cz>
14469 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
14471 2007-07-03 Eric Christopher <echristo@apple.com>
14473 * doc/cppopts.texi: Add conflicting option note to -dM.
14474 * doc/invoke.texi: Add note about possible conflicts with
14475 -E for -dCHARS and note that -dM will not produce
14476 any results if there is no machine dependent reorg.
14478 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14480 * tree.h (DECL_ALIGN): Back out previous change.
14482 2007-07-03 Joseph Myers <joseph@codesourcery.com>
14484 * configure.ac: Test for .dtprelword support on MIPS.
14485 * configure, config.in: Regenerate.
14486 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
14487 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14489 2007-07-03 Julian Brown <julian@codesourcery.com>
14491 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
14492 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
14493 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
14494 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
14496 (all_fpus): Add FPUTYPE_VFP3.
14497 (fp_model_for_fpu): Add VFPv3 field.
14498 (arm_rtx_costs_1): Give cost to VFPv3 constants.
14499 (vfp3_const_double_index): New function. Return integer index of
14500 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
14502 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
14503 and argument represents a valid RTX for a VFPv3 constant.
14504 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
14506 (vfp_emit_fstmd): Similar, for fstmd.
14507 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
14508 constants, represented as integer indices.
14509 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
14510 VFP_REGNO_OK_FOR_DOUBLE macros.
14511 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
14512 (arm_file_start): Set float-abi attribute for VFPv3, and output
14513 correct ".fpu" assembler directive.
14514 (arm_dbx_register_numbering): Add FIXME.
14515 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
14516 (fputype): Add FPUTYPE_VFP3.
14517 (FIXED_REGISTERS): Add 32 registers for D16-D31.
14518 (CALL_USED_REGISTERS): Likewise.
14519 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
14520 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
14521 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
14522 (D7_VFP_REGNUM): New.
14523 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
14524 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
14525 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
14526 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
14527 (REG_ALLOC_ORDER): Adjust for VFPv3.
14528 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
14529 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
14530 VFP_LO_REGS, VFP_HI_REGS.
14531 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
14532 (IS_VFP_CLASS): Define macro.
14533 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
14535 (REGISTER_MOVE_COST): Likewise.
14536 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
14537 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
14538 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
14539 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
14540 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
14541 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
14542 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
14543 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
14544 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
14545 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
14546 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
14547 where appropriate for single-word registers.
14548 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
14549 As above. Fix type attributes.
14550 * config/arm/constraints.md (register_contraint "t"): Define.
14551 (register_constraint "w"): Change to D0-D15, or D0-D31 for
14553 (register_constraint "x"): Define.
14554 (constraint "Dv"): Define.
14556 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14558 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
14560 2007-07-03 Tom Tromey <tromey@redhat.com>
14562 * c-parser.c (objc_pq_context): Removed.
14563 (objc_need_raw_identifier): Likewise.
14564 (c_parser) <objc_pq_context>: New field.
14565 <objc_need_raw_identifier>: Likewise.
14566 (OBJC_NEED_RAW_IDENTIFIER): Removed.
14567 (c_lex_one_token): Update.
14568 (c_parser_objc_protocol_definition): Update.
14569 (c_parser_objc_method_definition): Update.
14570 (c_parser_objc_methodproto): Update.
14571 (c_parser_declspecs): Update.
14573 2007-07-03 David Ung <davidu@mips.com>
14575 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
14577 2007-07-03 David Ung <davidu@mips.com>
14578 Richard Sandiford <richard@codesourcery.com>
14580 * doc/invoke.texi: Document -march=74kf3_2.
14581 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
14582 (TUNE_74K): Check for it.
14583 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
14584 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
14585 * config/mips/mips.md (cpu): Add 74kf3_2.
14586 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
14587 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
14588 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
14589 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
14590 74kf3_2 to the CPU list.
14591 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
14592 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
14593 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
14594 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
14595 (r74kf3_2_fxfer_from_c1): New insn reservations.
14597 2007-07-03 Richard Sandiford <richard@codesourcery.com>
14598 David Ung <davidu@mips.com>
14600 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
14601 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
14602 and 74k[fx]. Document aliases for the new options.
14603 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
14604 (PROCESSOR_24KF2_1): ...this.
14605 (PROCESSOR_24KX): Rename to...
14606 (PROCESSOR_24KF1_1): ...this.
14607 (PROCESSOR_74KF): Rename to...
14608 (PROCESSOR_74KF2_1): ...this.
14609 (PROCESSOR_74KX): Rename to...
14610 (PROCESSOR_74KF1_1): ...this.
14611 (TUNE_74K): Update PROCESSOR_* names.
14612 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
14613 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
14614 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
14615 (mips_rtx_cost_data): Update processor names in comments.
14616 (mips_issue_rate): Update PROCESSOR_* names.
14617 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
14618 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
14619 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
14620 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
14621 Update cpu attribute names.
14622 (r24k_fpu_iss): Rename this reservation to...
14623 (r24kf2_1_fpu_iss): ...this and update all uses.
14624 (r24kx_fpu_iss): Rename this reservation to...
14625 (r24kf1_1_fpu_iss): ...this and update all uses.
14626 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
14627 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
14628 Update cpu attribute names.
14630 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
14632 * config/m32r/constraints.md: New file.
14633 * config/m32r/m32r.c: Include tm-constrs.h.
14634 (small_data_operand): Use satisfies_constraint_* instead of macro.
14635 (addr24_operand, gen_compare): Likewise.
14636 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
14637 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
14638 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14639 EXTRA_CONSTRAINT): Likewise.
14640 * config/m32r/m32r.md: Include constraints.md.
14641 (*movsi_insn): Use satisfies_constraint_* instead of macro.
14642 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
14643 * config/m32r/predicates.md (conditional_move_operand): Likewise.
14644 (two_insn_const_operand, int8_operand, uint16_operand,
14645 reg_or_int16_operand, reg_or_uint16_operand,
14646 reg_or_cmp_int16_operand, cmp_int16_operand,
14647 seth_add3_operand): Likewise.
14649 2007-07-03 Eric Christopher <echristo@gmail.com>
14651 * libgcc2.h: Conditionally declare __bswapsi2 and
14654 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
14656 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
14659 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14662 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
14663 (__gthrw_pragma): Provide default definition.
14664 (__gthrw2): Use it.
14665 * gthr-posix.c (__gthrw_pragma): Define.
14667 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
14669 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
14670 before declaring inequality.
14672 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
14674 * combine.c (recog_for_combine): Log the success or failure of
14675 matching new insn patterns against the machine description in
14678 2007-07-03 Revital Eres <eres@il.ibm.com>
14680 * ddg.c (print_sccs): New function.
14681 (check_sccs): New function.
14682 (create_ddg_all_sccs): Use it.
14683 * ddg.h (print_sccs): Declare.
14684 * modulo-sched.c (sms_order_nodes): Call print_sccs.
14686 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
14688 * targhooks.h (default_mode_for_suffix): New function declaration.
14689 * targhooks.c (default_mode_for_suffix): New default target hook.
14690 * target.h (struct c): New structure in the targetm struct.
14691 (mode_for_suffix): New target hook as part of struct c.
14692 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
14693 default_mode_for_suffix.
14694 (TARGET_C): New define.
14695 * c-lex.c: Include "target.h".
14696 (interpret_float): Use targetm.c.mode_for_suffix to determine
14697 the mode for a given non-standard suffix.
14698 Makefile.in (c-lex.o): Depend on $(TARGET_H).
14700 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
14701 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
14703 * doc/extend.texi (Floating Types): New node. Document __float80 and
14704 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
14706 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
14709 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
14710 predicate instead of target_operand.
14711 (divsi3_i1_media, divsi3_media_2): Likewise.
14713 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
14715 * tree.h (alias_sets_might_conflict_p): Rename into
14716 alias_sets_must_conflict_p.
14717 * alias.c (alias_sets_might_conflict_p): Likewise.
14718 (alias_sets_conflict_p): Use it.
14719 (objects_must_conflict_p): Likewise.
14720 * c-common.c (strict_aliasing_warning): Adjust.
14722 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14724 * rtlhooks.c (gen_lowpart_if_possible): Check for
14725 invalid subreg before calling gen_lowpart_SUBREG.
14727 2007-07-02 Geoffrey Keating <geoffk@apple.com>
14729 * config/darwin9.h: Add copyright notice.
14730 (LINK_COMMAND_SPEC): Add comment.
14731 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
14732 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
14733 DARWIN_LIBSYSTEM_HAS_UNWIND.
14735 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14738 * omp-low.c (check_combined_parallel): New function.
14739 (lower_omp_parallel): Call it via walk_stmts, set
14740 OMP_PARALLEL_COMBINED if appropriate.
14741 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
14742 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
14743 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
14744 don't consider it as combined parallel.
14746 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14748 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14749 (gcc_tooldir): Likewise.
14750 * configure: Regenerate.
14751 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14752 old configure.ac gcc_tooldir setting.
14753 (prefix_to_exec_prefix): New variable.
14754 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14755 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14757 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
14759 Fix PR tree-optimization/32583
14760 Fix PR tree-optimization/32584
14761 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
14762 (phi_translate_set): Use phi_translate directly now.
14763 (make_values_for_stmt): Don't value number RHS if we already know
14766 2007-07-02 Steve Ellcey <sje@cup.hp.com>
14767 Jim Wilson <wilson@specifix.com>
14770 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
14773 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
14774 Richard Sandiford <richard@codesourcery.com>
14775 Nigel Stephens <nigel@mips.com>
14777 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
14778 (mips16e_output_save_restore): Declare.
14779 (mips16e_save_restore_pattern_p): Likewise.
14780 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
14781 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
14782 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
14783 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
14784 (BITSET_P): New global macro, extracted from...
14785 (mips_for_each_saved_reg): ...here.
14786 (mips16e_save_restore_info): New struct.
14787 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
14788 (mips16e_save_restore_regs): New variable.
14789 (mips_split_plus, mips16e_find_first_register): New functions.
14790 (mips16e_mask_registers): New function.
14791 (compute_frame_size): Expand the commentary before the function.
14792 Enforce the MIPS16e save and restore register range restrictions.
14793 Pad the general register save area at the low end.
14794 (mips16e_save_restore_reg, mips16e_build_save_restore)
14795 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
14796 (mips16e_output_save_restore, mips16e_collect_propagate_value)
14797 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
14799 (mips_expand_prologue, mips_expand_epilogue): Handle
14800 GENERATE_MIPS16E_SAVE_RESTORE.
14801 * config/mips/mips.md (*mips16e_save_restore): New pattern.
14803 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
14805 PR tree-optimization/31966
14806 PR tree-optimization/32533
14807 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
14808 "basic_block" description as its third argument. Update function
14809 calls to get destination bb from "edge" argument. Save "cond" into
14810 aux field of the edge. Update prototype for changed arguments.
14811 (if_convertible_loop_p): Clear aux field of incoming edges if bb
14813 (find_phi_replacement_condition): Operate on incoming edges, not
14814 on predecessor blocks. If there is a condition saved in the
14815 incoming edge aux field, AND it with incoming bb predicate.
14816 Return source bb of the first edge.
14817 (clean_predicate_lists): Clean aux field of outgoing node edges.
14818 (tree_if_conversion): Do not initialize cond variable. Move
14819 variable declaration into the loop.
14820 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
14821 initializations of new_stmt, arg0 and arg1 variables.
14823 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14825 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
14826 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
14828 2007-07-02 Richard Guenther <rguenther@suse.de>
14830 * tree-ssa.c (useless_type_conversion_p): Document
14831 future intent as defining the middle-end type system.
14832 Re-structure to call langhook last, group by type class,
14833 mark questionable parts.
14835 2007-07-02 Richard Guenther <rguenther@suse.de>
14837 * tree-flow.h (types_compatible_p): Declare.
14838 * tree-ssa.c (types_compatible_p): New function.
14839 * ipa-type-escape.c (discover_unique_type): Use
14840 types_compatible_p instead of lang_hooks.types_compatible_p.
14841 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
14842 * tree-vn.c (expressions_equal_p): Likewise.
14843 * tree.c (fields_compatible_p): Likewise.
14844 * tree-ssa-dom.c (avail_expr_eq): Likewise.
14845 (cprop_operand): Use useless_type_conversion_p instead of
14846 lang_hooks.types_compatible_p.
14847 * tree-inline.c (setup_one_parameter): Likewise.
14848 (declare_return_variable): Likewise.
14849 * tree-nrv.c (tree_nrv): Likewise.
14850 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14851 (maybe_fold_offset_to_component_ref): Likewise.
14852 (maybe_fold_offset_to_reference): Likewise.
14853 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14854 (merge_alias_info): Likewise.
14855 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14856 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14857 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
14858 * tree-tailcall.c (find_tail_calls): Likewise.
14859 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
14860 * gimplify.c (canonicalize_addr_expr): Likewise.
14861 (fold_indirect_ref_rhs): Likewise.
14862 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
14863 (cpt_same_type): Likewise.
14864 (check_pointer_types_r): Swap parameters to cpt_same_type
14866 * fold-const.c (fold_convert): Revert fix for PR15988.
14867 * tree-inline.c (setup_one_parameter): Instead fix it here by
14868 using fold_build1 instead of fold_convert and checking for
14869 error_mark_node. Convert only if the conversion is necessary.
14871 2007-07-02 Joseph Myers <joseph@codesourcery.com>
14873 * configure.ac: Check for .gnu_attribute on Power.
14874 * configure: Regenerate.
14875 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
14876 attribute for floating-point ABI.
14878 2007-07-02 Ira Rosen <irar@il.ibm.com>
14880 PR tree-optimization/32230
14881 PR tree-optimization/32477
14882 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
14883 address is a constant.
14885 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14887 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
14888 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
14889 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
14890 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
14891 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
14892 64-bit targets. Add support for *-elfoabi*.
14893 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
14894 different settings if $(tm_defines) does not select the EABI.
14895 (MULTILIB_EXCLUSIONS): Define in those circumstances.
14896 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
14897 (MIPS_ARCH_OPTION_SPEC): Likewise.
14898 (MIPS_ISA_LEVEL_SPEC): Likewise.
14899 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
14900 * config/mips/elfoabi.h: New file.
14902 2007-07-02 Richard Guenther <rguenther@suse.de>
14904 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
14905 (useless_type_conversion_p): ... this.
14906 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
14907 (useless_type_conversion_p): ... this.
14908 * builtins.c (fold_builtin_memory_op): Rename
14909 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
14910 * tree-cfg.c (verify_expr): Likewise.
14911 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
14912 * tree-ssa-ccp.c (ccp_fold): Likewise.
14913 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14914 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
14915 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14916 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
14917 * tree-ssa-pre.c (eliminate): Likewise.
14918 * tree-ssa.c (delete_tree_ssa): Likewise.
14919 (tree_ssa_useless_type_conversion): Likewise.
14920 * tree.c (build2_stat): Likewise.
14922 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14924 Fix PR tree-optimization/32571
14925 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
14928 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14930 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
14931 and other expected operations explicitly, change default to
14934 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14936 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
14938 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
14939 (tls_load_dot_plus_eight): Move the label number into the unspec.
14940 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
14942 2007-07-01 Andreas Schwab <schwab@suse.de>
14944 * dwarf2out.c (initial_return_save): Define only if used.
14946 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
14948 Unreverting Richard's Revert of:
14950 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14952 * dce.c (deletable_insn_p_1): New function, split out from...
14953 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14954 specially, not those inside PARALLELs. Remove BODY argument
14955 and adjust recursive call accordingly.
14956 (prescan_insns_for_dce): Update call to delete_insn_p.
14958 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
14959 Revital Eres <eres@il.ibm.com>
14961 * ddg.c (create_ddg_all_sccs): Fix missed
14962 initialization of scc_nodes.
14964 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
14966 PR middle-end/32559
14967 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
14968 X + ~X to 1 only for INTEGRAL_TYPE_P type.
14970 2007-06-30 Joseph Myers <joseph@codesourcery.com>
14972 * configure.ac: Check for .gnu_attribute on MIPS.
14973 * configure, config.in: Regenerate.
14974 * config/mips/mips.c (mips_file_start): If supported, output
14975 attribute for floating-point ABI.
14977 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
14980 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
14981 (ffs_cmove): New expander to expand using ctz pattern.
14982 (*ffs_cmove): Remove pattern.
14983 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
14984 (ffsdi2): Expand using ctz pattern.
14985 (*ffs_rex64): Remove pattern.
14987 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14989 PR rtl-optimization/32296
14990 * pa.md (return): Delete pattern.
14991 (return_internal): Remove "(const_int 1)" from pattern.
14992 (epilogue): Use return_internal pattern for trivial returns.
14993 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
14994 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
14996 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14998 * tree-ssa-pre.c (is_exception_related): New function
14999 (can_value_number_operation): Use it.
15001 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15003 Fix PR tree-optimization/32540
15004 Fix PR tree-optimization/31651
15006 * tree-ssa-sccvn.c: New file.
15008 * tree-ssa-sccvn.h: Ditto.
15010 * tree-vn.c: Include tree-ssa-sccvn.h
15011 (val_expr_paid_d): Removed.
15012 (value_table): Ditto.
15013 (vn_compute): Ditto.
15014 (val_expr_pair_hash): Ditto.
15015 (val_expr_pair_expr_eq): Ditto.
15016 (copy_vuses_from_stmt): Ditto.
15017 (vn_delete): Ditto.
15019 (shared_vuses_from_stmt): Ditto.
15020 (print_creation_to_file): Moved up.
15021 (sort_vuses): Ditto.
15022 (sort_vuses_heap): Ditto.
15023 (set_value_handle): Make non-static.
15024 (make_value_handle): Ditto.
15025 (vn_add): Rewritten to use sccvn lookups.
15026 (vn_add_with_vuses): Ditto.
15027 (vn_lookup): Ditto (and second argument removed).
15028 (vn_lookup_with_vuses): Ditto.
15029 (vn_lookup_or_add): Ditto (and second argument removed);
15030 (vn_lookup_or_add_with_vuses): Ditto.
15031 (vn_lookup_with_stmt): New.
15032 (vn_lookup_or_add_with_stmt): Ditto.
15033 (create_value_handle_for_expr): Ditto.
15035 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
15036 (seen_during_translate): New function.
15037 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
15038 (phi_trans_add): Ditto.
15039 (constant_expr_p): FIELD_DECL is always constant.
15040 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
15041 Use constant_expr_p.
15042 Avoid infinite recursion on mutually valued expressions.
15043 Change callers of vn_lookup_or_add.
15044 (phi_translate): New function.
15045 (compute_antic_safe): Allow phi nodes.
15046 (create_component_ref_by_pieces): Update for FIELD_DECL change.
15047 (find_or_generate_expression): Rewrite slightly.
15048 (create_expression_by_pieces): Updated for vn_lookup_or_add
15050 Update VN_INFO for new names.
15051 (insert_into_preds_of_block): Update for new names.
15052 (add_to_exp_gen): New function.
15053 (add_to_sets): Use vn_lookup_or_add_with_stmt.
15054 (find_existing_value_expr): Rewrite to changed vn_lookup.
15055 (create_value_expr_from): Ditto, and use add_to_exp_gen.
15056 (try_look_through_load): Removed.
15057 (try_combine_conversion): Ditto.
15058 (get_sccvn_value): New function.
15059 (make_values_for_phi): Ditto.
15060 (make_values_for_stmt): Ditto.
15061 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
15063 (init_pre): Update for SCCVN changes.
15065 (execute_pre): Ditto.
15067 * tree-flow.h (make_value_handle): Declare.
15068 (set_value_handle): Ditto.
15069 (sort_vuses_heap): Ditto.
15070 (vn_lookup_or_add_with_stmt): Ditto.
15071 (vn_lookup_with_stmt): Ditto.
15072 (vn_compute): Remove.
15074 (vn_delete): Ditto.
15075 (vn_lookup): Update arguments.
15077 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
15078 (tree-vn.o): Ditto.
15079 (tree-ssa-sccvn.o): New.
15080 (OBJS-common): Add tree-ssa-sccvn.o
15082 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15085 * c-typeck.c (build_external_ref): Don't mark as used if called
15087 * calls.c (rtx_for_function_call): Likewise.
15089 2007-06-30 Richard Sandiford <richard@codesourcery.com>
15093 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15095 * dce.c (deletable_insn_p_1): New function, split out from...
15096 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15097 specially, not those inside PARALLELs. Remove BODY argument
15098 and adjust recursive call accordingly.
15099 (prescan_insns_for_dce): Update call to delete_insn_p.
15101 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
15103 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
15104 (try_combine): Move potential calls to undo_all() so they happen
15105 before we commit to using the combined insns.
15107 2007-06-30 Jan Hubicka <jh@suse.cz>
15109 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
15112 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
15114 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
15115 (cgraph_remove_unreachable_nodes): Likewise.
15116 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
15117 * ipa-inline.c (update_caller_keys): Cast according to the coding
15119 (cgraph_decide_recursive_inlining): Likewise.
15120 (cgraph_decide_inlining_of_small_function): Likewise.
15121 (try_inline): Likewise.
15122 (cgraph_decide_inlining_incrementally): Likewise.
15123 * ipa-pure-const.c (get_function_state): Likewise.
15124 (scan_function): Likewise.
15125 (analyze_function): Likewise.
15126 (static_execute): Likewise.
15127 * ipa-reference.c (scan_for_static_refs): Likewise.
15128 (merge_callee_local_info): Likewise.
15129 (analyze_function): Use type safe memory macros.
15130 (static_execute): Likewise. Cast according to the coding conventions.
15131 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
15133 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
15135 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
15136 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
15139 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15141 PR middle-end/30024
15142 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
15143 for complex modes (both int and real).
15145 2007-06-29 Jan Hubicka <jh@suse.cz>
15147 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
15149 2007-06-29 Jan Hubicka <jh@suse.cz>
15151 PR middle-end/32372
15152 * cse.c (cse_insn): Avoid invalid sharing in between register note and
15155 2007-06-29 Anatoly Sokolov <aesok@post.ru>
15158 * config/avr/avr.c: Include dataflow header file.
15159 (expand_prologue): Adjust for prologue insn change.
15160 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
15163 2007-06-29 Richard Guenther <rguenther@suse.de>
15165 PR middle-end/32493
15166 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
15167 during type verification.
15169 2007-06-29 Jan Hubicka <jh@suse.cz>
15171 * recog.c (validate_change_rtx_1): Unshare TO argument.
15173 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
15175 PR tree-optimization/24659
15176 * tree-vect-transform.c (vectorizable_call): Handle
15177 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15179 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
15180 * config/i386/i386.c (enum ix86_builtins)
15181 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
15182 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
15184 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
15185 const using def_builtin_const.
15186 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
15187 input operands in the same modes as the result.
15188 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
15190 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
15192 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
15193 (df_set_dead_notes_for_mw): Likewise.
15195 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
15197 * c-common.c (pointer_int_sum): Do the negation in sizetype.
15199 2007-06-28 DJ Delorie <dj@redhat.com>
15201 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
15203 2007-06-28 Geoffrey Keating <geoffk@apple.com>
15205 * doc/invoke.texi (C++ Dialect Options): Document
15206 fvisibility-ms-compat.
15207 * c.opt (fvisibility-ms-compat): New.
15209 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15212 * tree-affine.c (aff_combination_add_elt): Handle
15213 pointer addition specially.
15215 2007-06-28 Jakub Jelinek <jakub@redhat.com>
15217 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
15218 decl is non-external for AIX ABI.
15220 2007-06-28 David Edelsohn <edelsohn@gnu.org>
15222 * config/rs6000/predicates.md (current_file_function_operand):
15223 Ensure the symbol is non-external for AIX ABI.
15225 2007-06-28 Nick Clifton <nickc@redhat.com>
15227 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
15228 (fdce, fdse, fpredictive-commoning): Likewise.
15230 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15233 * gcc.c (process_command): Recognize the new -static-libgfortran
15236 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
15239 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
15240 Use a call clobbered hard reg instead of a pseudo reg.
15242 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15244 * config/sh/sh.md (load_gbr): Use correct operand constraint.
15246 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15249 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
15250 REG_LIBCALL and REG_RETVAL notes.
15251 (divsi3, mulsi3): Likewise.
15252 (mulhisi3): Likewise. Use emit_libcall_block.
15253 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
15255 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
15257 PR rtl-optimization/32481
15258 * combine.c (adjust_for_new_dest): Rescan the changed insn.
15260 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15262 * dce.c (deletable_insn_p_1): New function, split out from...
15263 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15264 specially, not those inside PARALLELs. Remove BODY argument
15265 and adjust recursive call accordingly.
15266 (prescan_insns_for_dce): Update call to delete_insn_p.
15268 2007-06-27 Richard Guenther <rguenther@suse.de>
15270 PR middle-end/32492
15271 * tree.h (fold_convertible_p): Declare.
15272 * fold-const.c (fold_convertible_p): New function.
15273 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
15274 instead of lang_hooks.types_compatible_p.
15276 2007-06-26 Jan Hubicka <jh@suse.cz>
15278 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
15279 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
15280 early use validate_unshare_change.
15281 (reload_combine): Likewise.
15282 * recog.c (change_t): New field unshare.
15283 (validate_change_1): Rename from validate_change; add argument unshare.
15284 (validate_change): Turn into wrapper of validate_change_1; update
15285 prototype for bools.
15286 (validate_unshare_change): New.
15287 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
15288 calls of df_insn_rescan.
15289 * recog.h (validate_change): Replace ints by bools.
15290 (validate_unshare_change): Declare.
15292 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
15294 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
15296 2007-06-26 Steve Ellcey <sje@cup.hp.com>
15298 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
15300 2007-06-25 Jan Hubicka <jh@suse.cz>
15302 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
15304 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
15305 cgraph_decide_inlining_incrementally): Move uninlinability checks to
15306 places other call site specific checks are performed.
15308 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15311 * tree-vect-transform.c (vectorizable_operation): Convert
15312 POINTER_PLUS_EXPR over to PLUS_EXPR.
15314 2007-06-25 Chao-ying Fu <fu@mips.com>
15316 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
15317 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
15318 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
15319 Document GET_MODE_IBIT, and GET_MODE_FBIT.
15321 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
15322 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15323 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
15324 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
15325 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
15326 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
15327 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
15328 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
15329 ALL_FIXED_POINT_MODE_P): New define.
15330 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15332 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
15334 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
15335 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15336 MODE_VECTOR_UACCUM): New mode classes.
15338 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
15339 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
15340 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
15343 * genmodes.c (struct mode_data): Add ibit and fbit fields.
15344 (blank_mode): Initialize ibit and fbit.
15345 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
15346 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15348 (new_adjust): Change required_class to required_class_from and
15349 required_class_to for testing within a range.
15350 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15351 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15352 MODE_VECTOR_UACCUM.
15353 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
15354 (make_fixed_point_mode): New.
15355 (_ADD_ADJUST): Change C to C1 and C2.
15356 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
15357 use a range for machine classes.
15358 (ADJUST_IBIT, ADJUST_FBIT): New.
15359 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
15361 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
15362 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15363 Emit adjustment for ibit and fbit.
15364 (emit_mode_ibit, emit_mode_fbit): New.
15365 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
15367 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
15369 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
15370 as the source of the set.
15372 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
15374 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
15375 FP_REGNO_P): Use IN_RANGE.
15376 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
15377 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
15378 (DATA_REG_P): Use DATA_REGNO_P.
15379 (FP_REG_P): Use FP_REGNO_P.
15380 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
15381 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
15382 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
15384 2007-06-24 Jan Hubicka <jh@suse.cz>
15386 PR middle-end/30563
15387 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
15389 2007-06-24 Sebastian Pop <sebpop@gmail.com>
15391 PR middle-end/32461
15392 * fold-const.c (fold_binary): Strip nops of operand 0
15393 of BIT_NOT_EXPR before calling operand_equal_p.
15394 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
15395 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
15397 2007-06-23 Mark Mitchell <mark@codesourcery.com>
15399 * doc/extend.texi: Document that dllimport and dllexport imply
15400 default visibility.
15401 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
15402 imported or exported declaration, including type declarations.
15403 * c-common.c (handle_visibility_attribute): Check for conflicts
15404 with dllimport/dllexport.
15405 (c_determine_visibility): Handle dllimport/dllexport as an
15406 explicit visibility atttribute.
15408 2007-06-23 Richard Guenther <rguenther@suse.de>
15410 PR tree-optimization/16876
15411 PR middle-end/29478
15412 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
15414 * tree-inline.c (initialize_inlined_parameters): Do not call
15415 lang_hooks.tree_inlining.convert_parm_for_inlining.
15416 * cgraphbuild.c (initialize_inline_failed): Set inline failed
15417 reason for mismatched types.
15418 * gimplify.c (gimplify_call_expr): Verify the call expression
15419 arguments match the called function type signature. Otherwise
15420 mark the call expression to be not considered for inlining
15421 using CALL_CANNOT_INLINE_P flag.
15422 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
15423 edges call expression.
15424 (cgraph_decide_inlining_of_small_function): Likewise.
15425 (cgraph_decide_inlining): Likewise.
15426 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
15428 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
15429 * c-typeck.c (c_convert_parm_for_inlining): Remove.
15430 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
15431 Remove declaration.
15432 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
15433 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
15435 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
15436 convert_parm_for_inlining member.
15438 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
15441 * arm.md (negscc): Match the correct operand for optimized LT0 test.
15442 Remove optimization for GT.
15444 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
15446 PR middle-end/32437
15447 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
15449 (prescan_insns_for_dce): Add extra parameter.
15451 2007-06-23 Jan Hubicka <jh@suse.cz>
15453 PR middle-end/31541
15454 * gimplify.c (mark_addressable): New function.
15455 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
15457 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15459 PR middle-end/32374
15460 * expr.c (store_constructor): Do not clobber non-zeroed memory.
15462 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15465 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
15466 moves between MMX/SSE registers to at least 8 units to prevent
15467 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
15469 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15471 * config/i386/i386.c (override_options): Correct x86_sahf
15474 2007-06-21 David Daney <ddaney@avtrex.com>
15477 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
15478 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
15479 (exception_receiver): Renamed to ...
15480 (nonlocal_goto_receiver): ... this.
15482 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
15484 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
15485 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
15486 partial register accesses.
15488 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
15490 * fold-const.c (debug_fold_checksum): Move it under
15491 ENABLE_FOLD_CHECKING.
15493 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15495 PR middle-end/20623
15496 * tree.h (debug_fold_checksum): Declared.
15497 * fold-const.c (build_fold_addr_expr_with_type_1): New.
15498 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
15499 build_fold_addr_expr_with_type_1.
15500 (fold_addr_expr, debug_fold_checksum): New.
15501 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
15502 (fold_unary, fold_comparison, split_address_to_core_and_offset):
15503 Use fold_addr_expr.
15505 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15507 PR tree-optimization/19590
15508 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
15509 of scev is a constant.
15511 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15513 * df-problems.c (df_note_bb_compute): Made computation of live
15514 info consistent with df_lr.
15516 2007-06-21 Richard Guenther <rguenther@suse.de>
15518 PR tree-optimization/32453
15519 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
15520 for pointer anti-range.
15522 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
15524 * config/i386/i386.c (processor_target_table): Increase maximum
15525 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
15528 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
15529 byte alignment if > 8 byte alignment is preferred.
15530 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15532 2007-06-21 Jakub Jelinek <jakub@redhat.com>
15534 PR tree-optimization/31866
15535 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
15536 if ASM_EXPR's input is not a SSA_NAME.
15538 PR middle-end/32362
15539 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
15540 but decl is a global var, instead return decl.
15541 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
15542 even for is_global_var decls, if they are private in some outer
15545 2007-06-21 Richard Guenther <rguenther@suse.de>
15547 PR tree-optimization/32451
15548 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
15550 2007-06-21 Christian Bruel <christian.bruel@st.com>
15552 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
15553 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
15554 (push_regs): Changed saving order or banked registers.
15555 (sh_expand_epilogue): Likewise.
15556 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
15557 (FIRST_BANKED_REG): Likewise.
15558 (LAST_BANKED_REG): Likewise.
15559 * config/sh/sh.md (banked) New attribute.
15560 (in_delay_slot): Check banked attribute.
15562 2007-06-20 Sebastian Pop <sebpop@gmail.com>
15564 PR tree-optimization/32075
15565 * tree-data-ref.c (subscript_dependence_tester_1,
15566 analyze_miv_subscript, analyze_overlapping_iterations,
15567 add_distance_for_zero_overlaps, build_classic_dist_vector,
15568 subscript_dependence_tester_1, analyze_overlapping_iterations,
15569 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
15570 compute_affine_dependence, compute_all_dependences): Pass loop_nest
15571 to evolution_function_is_affine_multivariate_p.
15573 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
15575 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
15577 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
15580 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
15582 * config/m32c/prologue.md (epilogue_exitd_16): New.
15583 (epilogue_reit_16): New.
15584 (epilogue_exitd): Rename to epilogue_exitd_24.
15585 (epilogue_reit): Rename to epilogue_reit_24.
15587 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
15588 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15590 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
15592 * haifa-sched.c (queue_to_ready): Don't requeue next insn
15593 if dbg_cnt (sched_insn) reaches the limit.
15594 (choose_ready): New parameter INSN_PTR and new return value.
15595 (schedule_block): Handle dbg_cnt (sched_insn). Handle
15596 the new return value from choose_ready.
15597 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
15598 (rest_of_handle_global_alloc): New global_alloc_at_func.
15600 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
15602 PR tree-optimization/25737
15603 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
15604 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
15605 * tree-flow.h (struct fieldoff): Add new field alias_set.
15606 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
15607 argument addressable_type. Set alias_set of fieldoff.
15608 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
15609 (create_overlap_variables_for): Pass alias_set from fieldoff to
15611 * alias.c (get_alias_set): Use alias_set from SFT if set.
15613 2007-06-20 Hui-May Chang <hm.chang@apple.com>
15615 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
15616 of a variable as an unsigned HOST_WIDE_INT integer.
15618 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
15620 PR rtl-optimization/32405
15621 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
15623 2007-06-20 Jakub Jelinek <jakub@redhat.com>
15625 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
15627 PR middle-end/31959
15628 * builtins.c: Include diagnostic.h.
15629 (expand_builtin_expect): Make gcc_assert more permissive.
15630 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
15632 PR inline-asm/32109
15633 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
15636 PR middle-end/32285
15637 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
15638 if ACCUMULATE_OUTGOING_ARGS.
15640 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15642 * config/m68hc11/m68hc11.c: Include dataflow header file.
15643 (m68hc11_reorg): Port to dataflow.
15645 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15647 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
15648 (struct df_problem.free_blocks_on_set_blocks): New field.
15649 (struct dataflow.optional_p): New field.
15650 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15651 (df_live_set_all_dirty): New function.
15652 * df-scan.c (df_scan_alloc): Initialize optional_p.
15653 (problem_SCAN): Initialize free_blocks_on_set_blocks.
15654 * df-core.c (df_set_blocks): Removed use of
15655 DF_FIRST_OPTIONAL_PROBLEM. Now uses
15656 df_problem.free_blocks_on_set_blocks to determine which blocks are
15658 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
15659 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
15660 uses dataflow.optional_p to determine if problem should be
15662 (rest_of_handle_df_initialize): Only start live problem if
15664 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15665 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
15666 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
15667 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
15668 problem_NOTE): Initialize free_blocks_on_set_blocks.
15669 (df_lr_bb_local_compute): Recompute luids if df_live problem is
15671 (df_live_set_all_dirty, df_note_alloc): New function.
15672 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
15674 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
15675 * postreload.c (reload_combine): Ditto.
15676 * cse.c (cse_extended_basic_block): Ditto.
15677 * regmove.c (mark_flags_life_zones): Ditto.
15678 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
15679 erase_matching_seqs): Ditto.
15680 * bt-load.c (compute_defs_uses_and_gen): Ditto.
15681 * integrate (allocate_initial_values): Ditto.
15682 * combine.c (reg_dead_at_p): Ditto.
15683 * resource.c (mark_target_live_regs): Ditto.
15684 * sched-rgn.c (check_live_1, update_live_1): Ditto.
15685 * config/sh/sh.c (find_r0_life_regions): Ditto.
15686 * global.c (rest_of_handle_global_alloc): Only add back df_live
15688 * local-alloc.c (rest_of_handle_local_alloc): Only remove
15689 df_live for -O > 1.
15690 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
15692 (if_convert): Make sure df_live is there at -O == 1.
15693 (pass_if_after_combine): Cleanup flags.
15694 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
15695 is there at -O == 1.
15697 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
15699 * config/arm/arm.c (arm_get_frame_offsets): Set
15700 offsets->locals_base to avoid negative stack size.
15701 (thumb1_expand_prologue): Assert on negative stack size.
15703 2007-06-19 Sebastian Pop <sebpop@gmail.com>
15705 PR tree-optimization/32367
15706 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
15707 of the chrec has no evolution in that loop.
15708 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
15710 2007-06-19 Bob Wilson <bob.wilson@acm.org>
15712 * config/xtensa/xtensa.c: Include "df.h".
15713 (xtensa_builtin_saveregs): Use adjust_address instead of
15715 (xtensa_va_start): Invoke make_tree with sizetype for
15716 expand_builtin_saveregs and then convert the result to a pointer.
15717 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
15718 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
15719 Subtract argument size from index value as integers and then use
15720 POINTER_PLUS_EXPR to add the result to the array address.
15722 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15725 * config/m32c/m32c.c: Include dataflow header file.
15726 (m32c_emit_prologue): Adjust for prologue insn change.
15727 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
15728 once inside a PARALLEL. Assume frame size passed in operand 0
15729 includes space to save the fb register.
15730 (prologue_enter_24): Likewise.
15731 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
15733 2007-06-19 David Daney <ddaney@avtrex.com
15736 * config/mips/mips.md (cprestore): Mark $gp as used.
15738 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15741 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
15742 (frv_ifcvt_modify_insn): Likewise.
15744 2007-06-19 Richard Guenther <rguenther@suse.de>
15746 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
15747 only handle positive offsets that fit in a HOST_WIDE_INT.
15749 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
15751 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
15752 result of rsqrt insn for zero input argument to avoid NaN.
15754 2007-06-19 Richard Guenther <rguenther@suse.de>
15756 PR middle-end/31950
15757 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
15759 2007-06-19 Jakub Jelinek <jakub@redhat.com>
15761 PR tree-optimization/32353
15762 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
15764 2007-06-19 Nick Clifton <nickc@redhat.com>
15766 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
15768 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15771 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
15772 * config/i386/i386.c (assign_386_stack_local): Assert that
15773 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
15774 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
15775 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
15776 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
15778 2007-06-18 Steve Ellcey <sje@cup.hp.com>
15780 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
15782 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
15784 PR rtl-optimization/32321
15785 * gcse.c (replace_store_insn): Update the note before
15786 calling emit_insn_after.
15788 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
15790 PR middle-end/32355
15791 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
15793 * df-problems.c (df_note_bb_compute): Fix dumping info.
15795 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
15797 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
15798 insn with emit_jump_insn.
15800 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15802 PR tree-optimization/32383
15803 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
15804 * targhooks.h (default_builtin_reciprocal): Update prototype.
15805 * target.h (struct gcc_target): Update builtin_reciprocal.
15806 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
15807 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
15808 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
15809 when fndecl is in BUILT_IN_MD class.
15810 (execute_convert_to_rsqrt): Ditto.
15812 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
15813 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
15814 Convert BUILT_IN_SQRTF code only when md_fn is false.
15816 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
15818 * bt-load.c (move_btr_def): Fix the order of arguments
15819 to validate_replace_rtx.
15821 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
15823 * config/m68k/m68k-devices.def: Add 54450..54455.
15825 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
15827 PR rtl-optimization/32366
15828 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
15829 FLOAT_EXTEND]: Prevent non-scalar modes from entering
15832 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15834 PR middle-end/32349
15835 * modulo-sched (generate_reg_moves): Added rescan parameter and if
15836 this is true, rescan insn being modified.
15837 (sms_schedule): Added rescan parameter.
15838 (rest_of_handle_sms): Moved freeing of dominance info to before
15839 getting out of cfg_layout.
15841 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
15843 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
15844 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
15847 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
15848 FL_CF_EMAC from the entry for isac.
15850 * config/m68k/predicates.md (const_call_operand): Adjust comment.
15851 (const_sibcall_operand): New.
15852 (sibcall_operand): Use it.
15853 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
15854 (m68k_isas): ISAC does not imply FPU or EMAC.
15855 (override_options): Add ISA_C logic for symbolic jump & call.
15857 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15859 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
15860 return mode from the builtin itself.
15861 (sparc_fold_builtin): Fix cast of zero constant.
15863 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15865 * targhooks.c (default_builtin_reciprocal): New default target hook.
15866 * targhooks.h (default_builtin_reciprocal): Add prototype.
15867 * hooks.c (hook_tree_tree_bool_null): Remove hook.
15868 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
15869 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
15870 default_builtin_reciprocal.
15872 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15874 PR middle-end/31723
15875 * hooks.c (hook_tree_tree_bool_null): New hook.
15876 * hooks.h (hook_tree_tree_bool_null): Add prototype.
15877 * tree-pass.h (pass_convert_to_rsqrt): Declare.
15878 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
15879 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
15880 and convert it to reciprocal a*rfunc(b).
15881 (execute_convert_to_rsqrt): New function.
15882 (gate_convert_to_rsqrt): New function.
15883 (pass_convert_to_rsqrt): New pass definition.
15884 * target.h (struct gcc_target): Add builtin_reciprocal.
15885 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
15886 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
15887 TARGET_BUILTIN_RECIPROCAL.
15888 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
15890 * config/i386/i386.h (TARGET_RECIP): New define.
15891 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
15892 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15893 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15894 and not optimizing for size.
15895 (*rcpsf2_sse): New insn pattern.
15896 (*rsqrtsf2_sse): Ditto.
15897 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
15898 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15899 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15900 and not optimizing for size.
15901 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
15902 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15903 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15904 and not optimizing for size.
15905 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
15906 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15907 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15908 and not optimizing for size.
15909 (*sse_rsqrtv4sf2): Do not export.
15910 (sqrtv4sf2): Ditto.
15911 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
15912 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15913 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15914 and not optimizing for size.
15915 (sqrtv4sf2): Ditto.
15916 * config/i386/i386.opt (mrecip): New option.
15917 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
15918 (ix86_emit_swsqrtsf): Ditto.
15919 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
15920 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
15921 builtin definition.
15922 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
15923 ix86_expand_unop1_builtin.
15924 (ix86_emit_swdivsf): New function.
15925 (ix86_emit_swsqrtsf): Ditto.
15926 (ix86_builtin_reciprocal): New function.
15927 (TARGET_BUILTIN_RECIPROCAL): Use it.
15928 (ix86_vectorize_builtin_conversion): Rename from
15929 ix86_builtin_conversion.
15930 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
15931 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
15932 "i386 and x86_64 Options" section.
15933 (Intel 386 and AMD x86_64 Options): Document -mrecip.
15935 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15936 Zdenek Dvorak <dvorakz@suse.cz>
15937 Richard Guenther <rguenther@suse.de>
15938 Kaz Kojima <kkojima@gcc.gnu.org>
15940 * tree-vrp.c (compare_values_warnv): Convert val2 to
15942 (extract_range_from_assert): Create
15943 POINTER_PLUS_EXPR for pointer types.
15944 (extract_range_from_binary_expr): Handle
15945 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
15947 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
15948 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
15949 POINTER_PLUS_EXPR as PLUS_EXPR.
15950 (number_of_iterations_lt_to_ne):
15951 For pointer types, use sizetype when
15952 creating MINUS_EXPR/PLUS_EXPRs.
15953 (assert_loop_rolls_lt): For pointer types, use sizetype when
15954 creating MINUS_EXPR/PLUS_EXPRs.
15955 (number_of_iterations_le): Likewise.
15956 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
15957 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
15958 like PLUS_EXPR and MINUS_EXPR.
15959 * tree-pretty-print.c (dump_generic_node): Handle
15961 (op_prio): Likewise.
15962 (op_symbol_1): Likewise.
15963 * optabs.c (optab_for_tree_code): Likewise.
15964 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
15966 * tree-tailcall.c (process_assignment): Mention
15967 POINTER_PLUS_EXPR in a TODO comment.
15968 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
15969 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
15970 not used with a pointer and an integer type.
15971 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
15972 increment using chrec_convert_rhs instead of chrec_convert.
15973 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
15974 PLUS_EXPR except for the right hand side's type will be
15976 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
15977 (fold_used_pointer_cast): Kill.
15978 (pointer_offset_p): Kill.
15979 (fold_used_pointer): Kill.
15980 (pointer_used_p): Kill.
15981 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
15982 call fold_used_pointer.
15983 (instantiate_parameters_1): Convert the increment
15984 using chrec_convert_rhs instead of chrec_convert.
15985 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
15986 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
15987 instead of PLUS_EXPR.
15988 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
15989 PLUS_EXPR for pointers.
15990 (std_gimplify_va_arg_expr): Likewise.
15991 (fold_builtin_memory_op): Likewise.
15992 (fold_builtin_strstr): Likewise.
15993 (fold_builtin_strchr): Likewise.
15994 (fold_builtin_strrchr): Likewise.
15995 (fold_builtin_strpbrk): Likewise.
15996 (expand_builtin_memory_chk): Likewise.
15997 (fold_builtin_memory_chk): Likewise.
15998 (std_expand_builtin_va_start): Use
15999 sizetype for the call to make_tree and then convert
16000 to the pointer type.
16001 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
16002 instead of PLUS_EXPR for adding to a pointer.
16003 (std_gimplify_va_arg_expr): Use fold_build2 for
16004 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
16005 the operands to sizetype first and then cast the BIT_AND_EXPR
16006 back to the pointer type.
16007 * fold-const.c (build_range_check): Handle pointer types
16009 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
16010 of PLUS_EXPR's. Make sure the offset is converted to
16012 (try_move_mult_to_index): Strip the NOPs from the offset.
16013 Remove code argument and replace all uses with PLUS_EXPR.
16014 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
16015 specially. Don't use a pointer type for MINUS_EXPR.
16016 (fold_unary): Handle for (T1)(X op Y),
16017 only p+ as that is the only as that can be handled for
16018 binary operators now.
16019 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
16021 <case PLUS_EXPR>: Add folding of PTR+INT into
16023 Don't call try_move_mult_to_index.
16024 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
16025 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
16026 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
16027 Don't call try_move_mult_to_index.
16028 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
16029 (tree_expr_nonzero_p): Likewise.
16030 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
16031 of PLUS_EXPR for the complex expression folding.
16032 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
16033 first chrec is a pointer type, then the second should
16034 be sizetype and not the first's type.
16035 For POINTER_PLUS_EXPR, use a different right hand side type.
16036 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16037 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
16038 different right hand side type.
16039 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16040 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
16041 instead of PLUS_EXPR.
16042 When either operand is zero, convert the other operand.
16043 (chrec_apply): Use chrec_convert_rhs
16044 on the argument x instead of chrec_convert.
16045 (reset_evolution_in_loop): For pointer types, the new_evol
16046 should be sizetype.
16047 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
16048 different right hand side type.
16049 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16050 (chrec_convert_rhs): New function.
16051 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
16052 different right hand side type.
16053 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16054 * tree-chrec.h (chrec_convert_rhs): New prototype.
16055 (build_polynomial_chrec): For pointer types, the right hand
16056 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
16057 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
16058 Remove subtraction case as it is always addition now.
16059 Make sure the offset is converted to sizetype.
16060 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
16061 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
16062 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
16063 PLUS_EXPR in pointer type.
16064 Handle POINTER_PLUS_EXPR.
16065 (tree_to_aff_combination): Likewise.
16066 (force_expr_to_var_cost): Likewise.
16067 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
16068 instead of PLUS_EXPR for pointers.
16069 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
16070 instead of PLUS_EXPR of pointer types.
16071 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
16073 (check_va_list_escapes): Likewise.
16074 (check_all_va_list_escapes): Likewise.
16075 * dwarf2out.c (loc_descriptor_from_tree_1):
16076 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
16077 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
16078 (string_constant): Likewise.
16079 * tree-ssa-address.c (tree_mem_ref_addr): When adding
16080 the offset to the base, use POINTER_PLUS_EXPR.
16081 (add_to_parts): Convert the index to sizetype.
16082 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
16083 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
16084 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
16085 Offset only holds something for PLUS_EXPR.
16086 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
16088 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
16090 (analyze_accesses_for_modify_stmt): Likewise.
16091 Remove comment about the type being integral type as it is
16093 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
16095 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
16097 Correct the type which the artimentic is done in (is now
16100 * tree-data-ref.c (split_constant_offset): Handle
16102 * tree-affine.c (tree_to_aff_combination): Likewise.
16103 * c-typeck.c (build_unary_op): For pointers create the increment
16104 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
16106 * gimplify.c (gimplify_self_mod_expr): Create a
16107 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16108 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
16109 * tree.def (POINTER_PLUS_EXPR): New tree code.
16110 * tree-predcom.c (ref_at_iteration): If we have a pointer
16111 type do the multiplication in sizetype.
16112 * tree-mudflap.c (mf_xform_derefs_1): Create a
16113 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16114 * tree-ssa-forwprop.c
16115 (forward_propagate_addr_into_variable_array_index):
16116 Don't expect there to be a cast for the index as that
16117 does not exist anymore.
16118 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
16119 instead of PLUS_EXPR.
16120 Don't check for the first operand of the POINTER_PLUS_EXPR
16121 was the index as it cannot be.
16122 Call forward_propagate_addr_into_variable_array_index with
16123 the SSA_NAME instead of the statement.
16124 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
16125 (compare_constant): Likewise.
16126 (copy_constant): Likewise.
16127 (compute_reloc_for_constant): Likewise.
16128 (output_addressed_constants): Likewise.
16129 (initializer_constant_valid_p): Likewise.
16130 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
16131 Convert the MIN/MAX of the inner type to the outer
16132 type before comparing them.
16133 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
16134 POINTER_PLUS_EXPR instead of PLUS_EXPR.
16135 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
16136 of PLUS_EXPR for pointers.
16137 * tree-inline.c (estimate_num_insns_1): Handle
16139 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
16140 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16141 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
16142 instead of PLUS_EXPR for the pointer increment statement.
16143 (vect_update_ivs_after_vectorizer): For pointer types, create
16144 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
16145 MULT_EXPR in sizetype.
16146 (vect_gen_niters_for_prolog_loop): Add a cast when creating
16148 * tree-object-size.c (plus_expr_object_size): Handle
16149 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
16150 code which is trying to figure out which side is a pointer and
16152 (check_for_plus_in_loops_1): Likewise.
16153 (check_for_plus_in_loops): Likewise.
16154 * c-common.c (pointer_int_sum): Create a
16155 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16156 * tree-ssa-structalias.c (handle_ptr_arith): Handle
16157 only POINTER_PLUS_EXPR. Removing all the extra
16158 code which is trying to figure out which side is a pointer and
16160 * tree-cfg.c (verify_expr): Add extra checking for pointers and
16161 PLUS_EXPR and MINUS_EXPR.
16162 Also add checking to make sure the operands of POINTER_PLUS_EXPR
16164 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
16165 with make_tree, instead of a pointer type.
16166 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
16167 for pointers instead of PLUS_EXPR.
16168 (s390_gimplify_va_arg): Likewise.
16169 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
16170 instead of PLUS_EXPR when doing addition on pointer
16171 types. Use sizetype for the second operand.
16172 (spu_gimplify_va_arg_expr): Likewise.
16173 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
16174 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
16175 a pointer. Don't create a BIT_AND_EXPR for pointer types.
16176 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
16177 for the pointer addition and also use size_int/sizetype
16179 (ix86_gimplify_va_arg): Likewise.
16180 Perform BIT_AND_EXPR on sizetype arguments.
16181 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
16182 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
16183 for the pointer additions and also use size_int for the offsets.
16184 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
16185 additions and also use size_int for the offsets. Perform
16186 BIT_AND_EXPR on sizetype arguments.
16187 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
16188 POINTER_PLUS_EXPR for pointers and create the
16189 BIT_AND_EXPR in sizetype.
16190 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
16191 instead of PLUS_EXPR for pointer addition.
16192 (rs6000_va_start): Likewise.
16193 Also use sizetype for the offset.
16194 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
16195 as PLUS_EXPR/MINUS_EXPR.
16196 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
16197 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
16198 Don't use BIT_AND_EXPR on a pointer type, convert the
16199 expression to sizetype first.
16200 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
16202 (mips_gimplify_va_arg_expr): Likewise.
16203 Don't create BIT_AND_EXPR in a pointer type.
16205 2007-06-15 Eric Christopher <echristo@apple.com>
16207 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
16208 (x86_64-*-darwin*): Ditto.
16209 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
16212 2007-06-15 Matthew Wilcox <matthew@wil.cx>
16214 * doc/extend.texi: Document behavior of __attribute__((aligned))
16217 2007-06-15 Mark Mitchell <mark@codesourcery.com>
16219 * rtlanal.c (note_stores): Improve documentation.
16221 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
16223 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
16224 LOCAL_LABEL_PREFIX): Delete.
16225 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
16226 (bfin_internal_label): Delete.
16228 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
16230 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
16231 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
16232 otherwise define to LIBGCC2_TF_CEXT.
16233 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
16234 (LIBGCC_TF_CEXT): Ditto.
16237 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
16239 PR rtl-optimization/32339
16240 * df-scan.c (df_uses_record): Don't modify flags but just add to
16241 it for df_ref_record.
16243 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
16245 * tree-mudflap.c: Fix whitespace issues.
16247 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
16249 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
16251 2007-06-14 Eric Christopher <echristo@apple.com>
16253 * config/i386/sse.md (movdi_to_sse): Rewrite body.
16254 (movv4sf): Use gcc_unreachable instead of abort.
16256 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16259 * config/i386/sfp-machine.h (CMPtype): New define.
16260 (mach stubs): Use CMPtype instead of int as a return type.
16262 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16264 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
16265 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
16266 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
16267 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
16268 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
16269 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
16270 config/soft-fp/soft-fp.h: Update from glibc CVS.
16272 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
16274 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
16276 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
16279 * config/v850/v850.c: Include dataflow header file.
16280 (substitute_ep_register): Fix typo.
16282 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16284 * configure.ac: Fix earlier checkin.
16285 * configure: Regenerated.
16287 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16289 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
16290 * aclocal.m4: Regenerate.
16291 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
16292 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
16293 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
16294 * configure: Regenerate.
16295 * Makefile.in (LOOSE_WARN): Subst loose_warn.
16297 * Makefile.in (quickstrap): Build libgcc too.
16299 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16301 * configure.ac: Add --enable-checking=df. Explicitly mention that
16302 the variables are initialized as for "release".
16303 * df-core.c: Use it.
16304 * configure: Regenerate.
16305 * config.in: Regenerate.
16307 2007-06-14 Bob Wilson <bob.wilson@acm.org>
16309 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
16310 validate_replace_rtx instead of replace_rtx.
16311 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
16313 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
16315 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
16316 (DWARF2_UNWIND_INFO): Override default if configured with
16318 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
16319 (ENDFILE_SPEC): Add crtend.o.
16320 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
16321 (ENDFILE_SPEC): Add crtend.o.
16322 (TARGET_USE_JCR_SECTION): Define.
16323 (MD_UNWIND_SUPPORT): Define for 32-bit target.
16325 * config/i386/cygming-crtbegin.c: New file.
16326 * config/i386/cygming-crtend.c: New file.
16328 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
16330 * config/i386/w32-unwind.h: New file.
16332 2007-06-13 Eric Christopher <echristo@apple.com>
16334 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
16335 the user set a value below STACK_BOUNDARY.
16337 2007-06-13 Thiemo Seufer <ths@networkno.de>
16339 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
16340 imply -lpthread for -pthread.
16342 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16344 * basic-block.h: Remove the prototype for
16345 free_basic_block_vars.
16346 * cfglayout.h: Remove the prototype for
16347 insn_locators_initialize.
16348 * tree.h: Remove the prototype for emit_line_note.
16350 * tree-ssa-pre.c (mergephitemp): Remove.
16351 (init_pre): Don't use mergephitemp.
16353 2007-06-13 Eric Christopher <echristo@apple.com>
16355 * config/i386/i386.c (override_options): If we've specified
16356 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
16358 2007-06-13 Bob Wilson <bob.wilson@acm.org>
16360 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
16363 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16365 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
16366 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
16367 (eh_store_handler): New pattern.
16368 (eh_return): Emit it instead of a plain move.
16370 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
16372 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
16373 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
16374 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
16377 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16379 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
16380 (find_next_insn_start, find_load): New functions.
16381 (bfin_reorg): Use them to deal with the fact that parallel insns are
16382 no longer represented as a SEQUENCE.
16384 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
16386 * config/sparc/sparc.c (sparc_override_options): Initialize
16387 fpu mask correctly.
16389 2007-06-13 Dave Korn <dave.korn@artimi.com>
16391 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
16393 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16395 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
16396 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
16397 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
16398 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
16399 tree-vect-transform.c: Fix comment typos. Follow spelling
16402 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16404 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
16405 to the exit block use set.
16406 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
16407 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
16408 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
16410 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16412 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
16413 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
16414 to indicate an error.
16415 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
16417 (dbg_cnt_process_opt): Print an error on a bad argument.
16418 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
16419 * common.opt (-fdbg-cnt-list): New.
16420 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
16422 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
16424 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
16425 flag on ref-all pointers.
16427 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16429 PR middle-end/31579
16430 * expr.c (expand_expr_addr_expr_1): Call expand_expr
16431 for the offset with the modifier as EXPAND_INITIALIZER
16432 if the modifier is EXPAND_INITIALIZER.
16433 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
16434 a register if we had an overflow.
16436 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16438 * real.c (real_isfinite): New.
16439 (real_sqrt): Use it.
16440 * real.h (real_isfinite): New.
16441 * builtins.c: Use it.
16443 2007-06-12 Ian Lance Taylor <iant@google.com>
16444 Daniel Berlin <dberlin@dberlin.org>
16447 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
16448 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
16449 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
16450 (DECL_NO_TBAA_P): Define.
16451 (struct tree_decl_common): Add no_tbaa_flag field.
16452 * tree-ssa-structalias.c (struct variable_info): Add
16453 no_tbaa_pruning field.
16454 (new_var_info): Initialize no_tbaa_pruning field.
16455 (unify_nodes): Copy no_tbaa_pruning field.
16456 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16457 (dump_solution_for_var): Print no_tbaa_pruning flag.
16458 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
16460 (compute_tbaa_pruning): New static function.
16461 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
16462 Call compute_tbaa_pruning.
16463 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
16464 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16465 * gimple-low.c (lower_stmt): Likewise.
16466 * tree-gimple.c (is_gimple_stmt): Likewise.
16467 * tree-ssa-operands.c (get_expr_operands): Likewise.
16468 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16469 * tree-inline.c (estimate_num_insns_1): Likewise.
16470 (copy_result_decl_to_var): Likewise.
16471 * expr.c (expand_expr_real_1): Likewise.
16472 * tree-pretty-print.c (dump_generic_node): Likewise.
16473 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
16474 * omp-low.c (omp_copy_decl_2): Likewise.
16475 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
16476 * doc/c-tree.texi (Expression trees): Document
16477 CHANGE_DYNAMIC_TYPE_EXPR.
16479 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16481 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
16482 with !HONOR_NANS and !HONOR_INFINITIES.
16483 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
16485 2007-06-12 Tristan Gingold <gingold@adacore.com>
16487 * gcov.c: Comments updated.
16488 (source_info): Add file_time field.
16489 (source_index): New variable.
16490 (mutiple_files): New variable.
16491 (generate_results): New function extracted from process_file.
16492 (process_file): Save and restore chain of functions, generate
16493 results and free structures only if not merging results.
16494 (release_structures): File names are now freed in create_file_names
16495 (create_file_names): Free previous file names.
16496 (find_source): File date is now read here and modifications in
16497 source files is checked here.
16498 (read_graph_file): Only reverse order of functions for the current
16500 (make_gcov_file_name): Do not generate long names if input_name is
16502 (output_lines): If merging results do not display graph, data and
16504 Checking source file modification is done in find_source.
16506 * doc/gcov.texi: Append an s to sourcefile.
16508 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
16510 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
16511 (forced_nop): New pattern.
16512 * config/bfin/bfin.c: Include "df.h".
16513 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
16514 (bfin_discover_loop): Use df_get_live_in instead of
16515 global_live_at_start.
16516 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
16517 df_analyze when done.
16518 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
16519 the insns. Use QImode for the final insn in a bundle. Call
16520 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
16522 (reorder_var_tracking_notes): New function.
16523 (bfin_reorg): Pass no argument to split_all_insns. Don't call
16524 update_life_info. Call df_analyze after scheduling and bundle
16525 generation. Call reorder_var_tracking_notes if generating these
16526 notes. Call df_finish_pass at the end.
16528 2007-06-12 Dirk Mueller <dmueller@suse.de>
16530 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
16531 a comparison, not an assignment.
16533 2007-06-12 Olivier Hainque <hainque@adacore.com>
16535 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
16536 Request walking the subtrees only, leaving the current is_lhs/val_only
16538 (convert_non_local_reference): Likewise.
16540 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
16542 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
16544 2007-06-12 Richard Guenther <rguenther@suse.de>
16546 PR tree-optimization/15353
16547 PR tree-optimization/31657
16548 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
16549 * timevar.def: Add TV_TREE_IFCOMBINE.
16550 * tree-pass.h (pass_tree_ifcombine): Declare.
16551 * tree-ssa-ifcombine.c: New file.
16552 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
16553 * tree-flow.h (blocks_in_phiopt_order): Declare.
16554 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
16555 (tree-ssa-ifcombine.o): New dependencies.
16557 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16559 PR rtl-optimization/32293
16560 * combine.c (simplify_if_then_else): Truncate return from
16561 nonzero_bits() to correct mode.
16563 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16565 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
16566 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
16568 2007-06-11 Diego Novillo <dnovillo@google.com>
16570 * Makefile.in (reload1.o-warn): Remove.
16572 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
16574 * combine.c (subst): Use reg_overlap_mentioned_p
16575 instead of comparing register numbers directly.
16577 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16579 * reload1.c (mark_home_live_1): Use the mode parameter.
16581 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16583 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
16584 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
16586 * df-core.c: Ditto.
16588 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
16590 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
16592 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16594 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
16595 from integer registers.
16596 (FP mode splitters): Handle TFmode.
16598 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
16600 * tree-ssa-structalias.c (find_what_p_points_to): Return false
16601 for ref-all pointers that point-to anything.
16603 2007-06-11 Joseph Myers <joseph@codesourcery.com>
16605 * config/arm/arm.c (arm_output_dwarf_dtprel,
16606 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
16608 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
16610 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
16611 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
16614 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
16616 * tree.c (signed_or_unsigned_type_for): New.
16617 (unsigned_type_for): Use signed_or_unsigned_type_for.
16618 (signed_type_for): Use signed_or_unsigned_type_for.
16619 * tree.h (signed_or_unsigned_type_for): New.
16620 (get_signed_or_unsigned_type): Remove.
16621 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
16622 lang_hooks.types.signed_type
16623 (size_diffop): Likewise.
16624 (all_ones_mask_p): Likewise.
16625 (build_range_check): Likewise.
16626 (fold_cond_expr_with_comparison): Likewise.
16627 (fold_cond_expr_with_comparison): Likewise.
16628 (unextend): Likewise.
16629 (extract_muldiv_1): Likewise.
16630 (fold_single_bit_test_into_sign_test): Likewise.
16631 (fold_binary): Likewise.
16632 (fold_ternary): Likewise.
16633 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
16634 instead of get_signed_or_unsigned_type.
16635 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
16636 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16637 * expr.c (signed_or_unsigned_type_for): Use
16638 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
16639 * langhooks.c (get_signed_or_unsigned_type): Remove.
16640 (lhd_signed_or_unsigned_type): Remove.
16641 * langhooks.h (lang_hooks_for_types): Remove signed_type and
16642 signed_or_unsigned_type.
16643 (lhd_signed_or_unsigned_type): Remove.
16644 * expmed.c (make_tree): Use signed_type_for instead of
16645 lang_hooks.types.signed_type.
16646 * c-common.c (same_scalar_type_ignoring_signedness): Use
16647 c_common_signed_type instead of lang_hooks.types.signed_type.
16648 (c_common_unsigned_type): New.
16649 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
16650 (shorten_compare): Use c_common_unsigned_type instead of
16651 c_common_signed_or_unsigned_type.
16652 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
16654 * convert.c (convert_to_integer): Use signed_type_for instead of
16655 lang_hooks.types.signed_type.
16656 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16657 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
16658 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
16659 * c-format.c (check_format_types): Use c_common_unsigned_type
16660 instead of unsigned_type_for.
16661 * c-decl.c (groakdeclarator): Likewise.
16662 * c-typeck.c (convert_for_assignment): Likewise.
16663 * c-common.h (c_common_unsigned_type): New.
16665 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16668 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
16669 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
16671 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16673 PR middle-end/32279
16674 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
16675 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
16677 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
16678 Sebastian Pop <sebpop@gmail.com>
16680 * lambda-code.c (remove_iv): New.
16681 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
16683 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
16685 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
16686 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
16687 * tree-ssa-loop-prefetch.c: Include optabs.h.
16688 (FENCE_FOLLOWING_MOVNT): New macro.
16689 (struct mem_ref): Add independent_p and storent_p fields.
16690 (record_ref): Initalize the new fields.
16691 (gather_memory_references_ref): Return true if the reference
16693 (gather_memory_references): Check whether all memory accesses
16694 in loop were recorded.
16695 (should_issue_prefetch_p): Return false for nontemporal stores.
16696 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
16697 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
16698 (determine_loop_nest_reuse): Detect independent memory references.
16699 (loop_prefetch_arrays): Call mark_nontemporal_stores.
16700 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
16701 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
16702 * config/i386/i386.h (x86_mfence): Declare.
16703 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
16704 * config/i386/i386.c (x86_mfence): New variable.
16705 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
16707 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
16708 * optabs.c (init_optabs): Initialize storent_optab.
16709 * optabs.h (enum optab_index): Add OTI_storent.
16710 (storent_optab): Declare.
16711 * genopinit.c (optabs): Add initialization for storent_optab.
16712 * tree.h (MOVE_NONTEMPORAL): New macro.
16713 * expr.c (expand_assignment, store_expr, store_constructor_field,
16714 store_constructor, store_field, expand_expr_real_1): Propagate
16715 nontemporality of the expanded store.
16716 (emit_storent_insn): New function.
16717 * expr.h (expand_assignment, store_expr): Declaration changed.
16718 * function.c (assign_parm_setup_reg): Pass false as nontemporality
16719 to expand_assignment.
16720 * stmt.c (expand_asm_expr): Ditto.
16721 * calls.c (initialize_argument_information): Pass false as
16722 nontemporality to store_expr.
16723 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
16726 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16728 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
16730 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
16732 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16734 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
16735 and allow DECL_P here.
16737 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
16739 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
16740 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
16741 track of the size of the expression.
16742 * cfghooks.c (merge_blocks): Remove block from loops structure only
16743 after call of the merge_blocks hook.
16745 2007-06-09 Tom Tromey <tromey@redhat.com>
16747 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
16748 (deprecated_state): Removed.
16749 (start_decl): Update.
16750 (enum deprecated_states): Moved earlier.
16751 (groktypename): Update.
16752 (push_parm_decl): Likewise.
16753 (grokfield): Likewise.
16754 (start_function): Likewise.
16756 2007-06-09 Ian Lance Taylor <iant@google.com>
16758 PR tree-optimization/32169
16759 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
16760 CONVERT_EXPR, check whether min and max both converted to an
16761 overflow infinity representation.
16763 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
16765 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
16766 not inserted on the edge.
16768 2007-06-08 Bob Wilson <bob.wilson@acm.org>
16770 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
16771 instructions if they are supported.
16772 (__divsi3, __umodsi3, __modsi3): Likewise.
16773 (__ashldi3, __ashrdi3, __lshrdi3): New.
16774 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
16776 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
16777 Tony Linthicum <tony.linthicum@amd.com>
16779 * doc/invoke.texi: Add fvect-cost-model flag.
16780 * common.opt (fvect-cost-model): New flag.
16781 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
16782 cost fields in stmt_vec_info struct for STMT.
16783 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
16784 fields in stmt_vec_info struct and access functions for the same.
16785 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
16786 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
16787 load, store and vector to scalar operation.
16788 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
16789 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
16790 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
16791 (TARG_VEC_STORE_COST): Define cost of vector store.
16792 (vect_estimate_min_profitable_iters): Define new function.
16793 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
16794 check to evaluate if loop iterations are less than minimum profitable
16795 iterations determined by cost model or minimum vect loop bound defined
16796 by user, whichever is more conservative.
16797 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
16798 run-time check to evaluate if loop iterations are less than minimum
16799 profitable iterations determined by cost model or minimum vect loop
16800 bound defined by user, whichever is more conservative.
16801 (vect_estimate_min_profitable_iterations): New function to estimate
16802 mimimimum iterartions required for vector version of loop to be
16803 profitable over scalar version.
16804 (vect_model_reduction_cost): New function.
16805 (vect_model_induction_cost): New function.
16806 (vect_model_simple_cost): New function.
16807 (vect_cost_strided_group_size): New function.
16808 (vect_model_store_cost): New function.
16809 (vect_model_load_cost): New function.
16810 (vectorizable_reduction): Call vect_model_reduction_cost during
16812 (vectorizable_induction): Call vect_model_induction_cost during
16814 (vectorizable_load): Call vect_model_load_cost during analysis phase.
16815 (vectorizable_store): Call vect_model_store_cost during analysis phase.
16816 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
16817 vectorizable_promotion, vectorizable_demotion): Call
16818 vect_model_simple_cost during analysis phase.
16820 2007-06-08 Simon Baldwin <simonb@google.com>
16822 * reg-stack.c (get_true_reg): Readability change. Moved default case
16823 label into direct switch statement scope.
16825 2007-06-08 Simon Baldwin <simonb@google.com>
16827 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
16828 in gcc_assert() with '==' comparison.
16830 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16832 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
16833 TARGET_ABM handling of x86_popcnt variable.
16835 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16837 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
16838 __builtin_copysignq and __builtin_infq built-in functions.
16840 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16842 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
16843 SSE4.2 section. Correct built-in function names in SSE4A section.
16845 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16847 PR tree-optimization/32243
16848 * tree-vect-transform.c (vectorizable_type_promotion): Move check
16849 for ncopies after ratio check between nunits_out and nunits_in.
16850 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
16852 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
16854 PR tree-optimization/32224
16855 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
16856 vectorization upon a non GIMPLE_MODIFY_STMT.
16858 2007-06-08 Christian Bruel <christian.bruel@st.com>
16861 * config/sh/sh.md (doloop_end): New pattern and splitter.
16862 * loop-iv.c (simple_rhs_p): Check for hardware registers.
16864 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
16866 PR middle-end/32209
16867 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
16869 (verify_dominators): Do not change dominance tree.
16871 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16873 * config/sh/constraints.md: New file.
16874 * config/sh/sh.c: Include tm-constrs.h.
16875 (reg_class_from_letter): Remove.
16876 (prepare_cbranch_operands): Use satisfies_constraint_*
16877 function instead of macro.
16878 (andcosts, broken_move, sh_secondary_reload): Likewise.
16879 * config/sh/predicates.md (trapping_target_operand): Likewise.
16880 (and_operand, arith_operand, arith_reg_or_0_operand,
16881 cmp_operand, logical_operand, target_operand,
16882 ua_address_operand, ua_offset, xor_operand): Likewise.
16883 * config/sh/sh.md: Include constraints.md.
16884 (*movsicc_t_false): Use satisfies_constraint_* function
16886 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
16887 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
16888 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
16889 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
16890 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
16891 (REG_CLASS_FROM_CONSTRAINT): Remove.
16892 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
16893 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
16894 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
16895 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
16896 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
16897 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
16898 function instead of macro.
16899 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
16900 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
16901 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
16902 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
16903 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
16904 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
16905 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
16906 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
16907 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
16908 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
16909 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
16910 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
16911 EXTRA_CONSTRAINT_STR): Likewise.
16912 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
16914 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16916 * config/i386/darwin.h (STACK_BOUNDARY): Define.
16918 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
16921 * c-common.h (flag_cpp0x): Replaced by...
16922 (cxx_dialect): ... this new variable specifying the C++ dialect that
16924 * c-common.c (flag_cpp0x): Removed.
16925 (cxx_dialect): Defined.
16926 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
16928 * c-opts.c (c_common_post_options): Likewise.
16929 (set_std_cxx98): Set cxx_dialect to cxx98.
16930 (set_std_cxx0x): Set cxx_dialect to cxx0x.
16932 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16933 Hui-May Chang <hm.chang@apple.com>
16935 * doc/invoke.texi (Darwin Options): Update documentation for
16936 -mmacosx-version-min.
16937 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
16938 * config/darwin-driver.c: New file.
16939 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
16940 * config/t-darwin (darwin-driver.o): New rule.
16942 * config/darwin-c.c (version_as_macro): Ignore low digit.
16944 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
16946 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
16947 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
16948 (CSGNMODE): New mode macro.
16949 (CSGNVMODE): New mode attribute.
16950 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
16951 expander using CSGNMODE mode macro. Handle TFmode.
16952 (copysign<mode>3_const): Rename from copysignsf3_const and
16953 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
16955 (copysign<mode>3_var): Rename from copysignsf3_var and
16956 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
16958 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
16959 mode macro. Handle TFmode.
16960 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
16961 (iortf3, *iortf3): Ditto.
16962 (xortf3, *xortf3): Ditto.
16963 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
16964 TFmode and TImode masks.
16965 (ix86_expand_copysign): Expand TFmode copysign insn.
16966 (IX86_BUILTIN_INFQ): New.
16967 (IX86_BUILTIN_FABSQ): Ditto.
16968 (IX86_BUILTIN_COPYSIGNQ): Ditto.
16969 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
16970 [__builtin_fabsq]: Ditto.
16971 [__builtin_copysignq]: Ditto.
16972 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
16973 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
16974 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
16975 ix86_expand_binop_builtin().
16977 2007-06-07 Bob Wilson <bob.wilson@acm.org>
16979 * config/xtensa/lib1funcs.asm: Clean up whitespace.
16981 2007-06-07 Steve Ellcey <sje@cup.hp.com>
16984 * rtl.h (push_to_sequence2): New.
16985 * emit-rtl.c (push_to_sequence2): New.
16986 * function.c (assign_parm_data_all): Add new fields.
16987 (assign_parm_setup_block): Call push_to_sequence2 instead of
16989 (assign_parm_setup_reg): Ditto.
16990 (assign_parm_setup_stack): Ditto.
16991 (assign_parms_unsplit_complex): Ditto.
16992 (assign_parms): Change field name.
16994 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
16996 PR tree-optimization/32220
16997 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
16998 phi node is reached before defining statement.
17000 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17003 * tree-vect-transform.c (vectorizable_call): Call update_stmt
17004 after changing the right hand side of the assignment.
17006 2007-06-06 Eric Christopher <echristo@apple.com>
17008 * config.gcc (i?86-*-darwin*): Remove arch parameter.
17009 (x86_64-*-darwin*): Ditto.
17010 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
17011 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17013 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17015 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
17016 coding conventions.
17017 (add_key): Likewise.
17018 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
17019 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
17021 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
17023 (add_cost_one_coalesce): Likewise.
17024 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
17025 variable names. Rename orig to orig_name for consistency.
17026 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
17027 coding conventions.
17028 (cprop_into_successor_phis): Avoid using C++ keywords as variable
17030 (record_equivalences_from_stmt): Likewise.
17031 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
17032 the coding conventions.
17033 (memory_ssa_name_same): Likewise.
17034 (dse_optimize_stmt): Likewise.
17035 (dse_record_phis): Likewise.
17036 (dse_finalize_block): Likewise.
17037 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
17038 keywords as variable names.
17039 (may_move_till): Cast according to the coding conventions.
17040 (force_move_till_expr): Avoid using C++ keywords as variable names.
17041 (force_move_till): Cast according to the coding conventions.
17042 (memref_hash): Likewise.
17043 (memref_eq): Likewise.
17044 (gather_mem_refs_stmt): Likewise.
17045 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
17046 using C++ keywords as variable names.
17047 (idx_find_step): Cast according to the coding conventions.
17048 (idx_record_use): Likewise.
17049 (find_depends): Likewise.
17050 (prepare_decl_rtl): Likewise.
17051 (mbc_entry_hash): Likewise.
17052 (mbc_entry_eq): Likewise.
17053 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
17054 (simplify_replace_tree): Avoid using C++ keywords as variable names.
17055 (idx_infer_loop_bounds): Cast according to the coding conventions.
17056 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
17057 * tree-ssa-math-opts.c (occ_new ): Likwise.
17058 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
17060 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
17062 (add_use_op): Likewise.
17063 (add_vop): Likewise.
17064 (add_vuse_op): Likewise.
17065 (add_vdef_op): Likewise.
17066 (get_expr_operands): Likewise.
17067 (push_stmt_changes): Use type safe memory macros.
17068 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
17069 keywords as variable names.
17070 (conditional_replacement): Likewise.
17071 (minmax_replacement): Likewise.
17072 (abs_replacement): Likewise.
17073 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
17074 coding conventions.
17075 (insert_fake_stores): Avoid using C++ keywords as variable names.
17076 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
17078 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
17079 (heapvar_insert): Use type safe memory macros.
17080 (new_var_info): Cast according to the coding conventions.
17081 (new_constraint): Likewise.
17082 (remove_preds_and_fake_succs): Use type safe memory macros.
17083 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
17085 (thread_single_edge): Likewise.
17086 (thread_through_loop_header): Likewise.
17088 2007-06-06 Eric Christopher <echristo@apple.com>
17090 * config/i386/i386.c (override_options): Move handling
17091 of TARGET_SUBTARGET* earlier.
17093 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
17095 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
17098 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
17100 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
17101 emited outside of basic block.
17102 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
17103 the created blocks.
17104 * rtl.h (delete_insn_chain): Declaration changed.
17105 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
17107 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
17108 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
17109 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
17110 to delete_insn_chain.
17111 (rtl_verify_flow_info_1): Verify that the insns in header and footer
17112 do not have bb field set.
17113 (rtl_verify_flow_info): Verify that insns between basic blocks do not
17115 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
17116 * cfgcleanup.c (try_optimize_cfg): Ditto.
17118 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17120 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
17121 (lambda_body_vector_new): Use type safe memory macros.
17122 (lambda_linear_expression_new): Likewise.
17123 (lambda_loopnest_new): Likewise.
17124 (lambda_lattice_new): Likewise.
17125 (replace_uses_equiv_to_x_with_y): Cast according to the coding
17126 conventions. Use type safe memory macros.
17127 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
17128 (lambda_body_vector_s): Likewise.
17129 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
17130 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
17132 2007-06-06 Richard Guenther <rguenther@suse.de>
17134 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
17135 if we need to schedule cfg_cleanup.
17136 (tree_ssa_forward_propagate_single_use_vars): Do so.
17138 2007-06-06 Ian Lance Taylor <iant@google.com>
17140 * fold-const.c (merge_ranges): If range_successor or
17141 range_predecessor fail, just return 0.
17143 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17145 PR tree-optimization/32216
17146 * tree-vectorizer.c (supportable_widening_operation): Determine
17147 signedness of FIX_TRUNC_EXPR from output operand.
17148 (supportable_narrowing_operation): Ditto.
17149 * tree-vect-generic.c (expand_vector_operations_1): Determine
17150 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
17151 from input operand.
17153 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17155 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
17156 (struct pta): ...from here. Change flags to unsigned to avoid
17157 excessive casting (as it is used as a bit mask).
17158 (override_options): Add casts according to the coding convenventions.
17159 (x86_64_elf_unique_section): Likewise.
17160 (examine_argument): Avoid using C++ keywords as variable names.
17161 (construct_container): Likewise.
17162 (legitimize_pic_address): Likewise.
17163 (get_dllimport_decl): Cast according to the coding conventions. Use
17164 type safe memory macros.
17165 (legitimize_address): Cast according to the coding conventions.
17166 (emit_i387_cw_initialization): Corrected the type of slot to enum
17168 (ix86_init_machine_status): Use type safe memory macros.
17169 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
17170 (bdesc_pcmpistr): Likewise.
17171 (bdesc_crc32): Likewise.
17172 (bdesc_sse_3arg): Likewise.
17173 (bdesc_2arg): Likewise.
17174 (bdesc_1arg): Likewise.
17175 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
17176 (ix86_expand_sse_pcmpistr): Likewise.
17177 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
17178 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
17179 int to match the langhook definition.
17180 (ix86_builtin_conversion): Change the type of code to unsigned init to
17181 match the langhook definition.
17182 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
17184 (ix86_preferred_output_reload_class): Likewise.
17185 (ix86_cannot_change_mode_class): Likewise.
17186 (ix86_memory_move_cost): Likewise.
17187 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
17188 avoid excessive casting later on.
17189 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
17191 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17193 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
17194 as flags setting insn.
17195 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
17197 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17199 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
17200 (UNSPEC_ROUND): New.
17201 ("sse4_1_round<mode>2"): New insn pattern.
17202 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
17204 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
17205 expander using SSEMODEF mode macro. Expand using
17206 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17207 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
17208 expander using SSEMODEF mode macro. Expand using
17209 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17210 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
17211 expander using SSEMODEF mode macro. Expand using
17212 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17213 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
17214 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
17215 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
17218 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
17219 Sebastian Pop <sebpop@gmail.com>
17221 * lambda.h (build_linear_expr): New.
17222 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
17223 Use build_linear_expr, call fold and force_gimple_operand.
17224 (lambda_loopnest_to_gcc_loopnest): Check that there is
17225 something to insert.
17226 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
17228 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
17230 PR preprocessor/23479
17231 * doc/extend.texi: Document the 0b-prefixed binary integer
17232 constant extension.
17234 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17236 PR tree-optimization/32215
17237 * tree-vectorizer.c (supportable_widening_operation): Return false
17238 for unsupported FIX_TRUNC_EXPR tree code.
17239 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
17241 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
17243 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
17244 register on SPE targets. Change documentation to reflect
17246 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17247 Change FIXED_SCRATCH to 14 and document why we're keeping r14
17248 out of the register allocation pool.
17249 (rs6000_reg_live_or_pic_offset_p): New function.
17250 (rs6000_emit_prologue): Move the actual saving of LR up to free
17251 r0 for holding r11. Split saving of SPE 64-bit registers into
17252 its own case. Ensure that offsets will always be in-range for
17253 'evstdd' by using r11 as a scratch register to point at the start
17254 of the SPE save area. Save r11 if necessary, as it is the static
17256 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
17257 into its own case. Ensure that offsets will always be in-range
17258 for 'evldd' by using r11 as a scratch register to point at the
17259 start of the SPE save area. Also adjust r11 when restoring
17260 the stack pointer to compensate for pre-loading r11.
17262 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
17264 * cfg.c (init_flow): Use type safe memory macros.
17265 (alloc_block): Likewise.
17266 (unchecked_make_edge): Likewise.
17267 (dump_flow_info): Avoid using C++ keywords as variable names.
17268 (copy_original_table_clear): Cast according to the coding conventions.
17269 (copy_original_table_set): Likewise.
17270 * cfgexpand (label_rtx_for_bb): Likewise.
17271 (expand_gimple_basic_block): Likewise.
17272 * cfghooks.c (dump_bb): Likewise.
17273 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
17275 (lv_add_condition_to_bb): Likewise.
17276 * cfglayout (relink_block_chain): Cast according to the coding
17278 (fixup_reorder_chain): Likewise.
17279 (fixup_fallthru_exit_predecessor): Likewise.
17280 * cfgloop.c (glb_enum_p): Likewise.
17281 (get_exit_description): Likewise.
17282 (dump_recorded_exit): Likewise.
17283 * cfgloop.h (enum loop_estimation): Move out of struct scope...
17284 (struct loop): ... from here.
17285 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
17287 * cfgrtl.c (rtl_create_basic_block): Likewise.
17288 (rtl_split_block): Likewise.
17289 (rtl_dump_bb): Likewise.
17290 (cfg_layout_split_block): Likewise.
17291 (init_rtl_bb_info): Use typesafe memory macros.
17293 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
17294 * graphds.h: Updated all usages of edge to graph_edge.
17295 * graphds.c: Likewise.
17296 * cfgloopanal.c: Likewise.
17298 2007-06-05 Ian Lance Taylor <iant@google.com>
17300 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
17301 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
17302 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
17304 (test_for_singularity): Likewise.
17306 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17308 * config/i386/constraints.md ("Y2"): Replaced by ...
17310 * config/i386/i386.md: Likewise.
17311 * config/i386/mmx.md: Likewise.
17312 * config/i386/sse.md: Likewise.
17314 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17316 * config/i386/constraints.md ("z"): Replaced by ...
17318 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
17319 (sse4_1_blendvps): Likewise.
17320 (sse4_1_pblendvb): Likewise.
17321 (sse4_2_pcmpestr): Likewise.
17322 (sse4_2_pcmpestrm): Likewise.
17323 (sse4_2_pcmpestr_cconly): Likewise.
17324 (sse4_2_pcmpistr): Likewise.
17325 (sse4_2_pcmpistrm): Likewise.
17326 (sse4_2_pcmpistr_cconly): Likewise.
17328 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
17330 * matrix-reorg.c (transform_access_sites): Fix computation.
17331 (transform_allocation_sites): Same.
17333 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17335 * config/i386/i386.c (override_options): Use
17336 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
17338 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17340 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
17341 (nonimm_not_xmm0_operand): Ditto.
17342 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
17343 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
17344 as operand[2] predicate. Require "z" class XMM register for
17345 operand[3]. Adjust asm template.
17346 ("sse4_1_blendvpd"): Ditto.
17347 ("sse4_1_pblendvb"): Ditto.
17348 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
17349 force op2 into xmm0 register for variable blend instructions.
17351 2007-06-04 Tom Tromey <tromey@redhat.com>
17353 * c-tree.h (start_enum): Update.
17354 (build_enumerator): Likewise.
17355 * c-decl.c (enum_next_value): Removed.
17356 (enum_overflow): Likewise.
17357 (start_enum): Add c_enum_contents argument. Don't use globals.
17358 (build_enumerator): Likewise.
17359 * c-tree.h (struct c_enum_contents): New struct.
17361 2007-06-04 Tom Tromey <tromey@redhat.com>
17363 * c-common.c (c_common_get_alias_set): Fix indentation.
17365 2007-06-04 Ian Lance Taylor <iant@google.com>
17367 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
17368 to overflow, reduce overflow infinity to regular infinity.
17369 (vrp_var_may_overflow): New static function.
17370 (vrp_visit_phi_node): Check vrp_var_may_overflow.
17372 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
17374 * stor-layout.c (layout_type): Remove duplicate code.
17376 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
17379 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
17380 before build_common_builtin_nodes ().
17382 2007-06-04 Steve Ellcey <sje@cup.hp.com>
17385 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
17387 2007-06-04 Jan Hubicka <jh@suse.cz>
17389 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
17390 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
17391 instead of _stat version.
17393 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17395 PR tree-optimization/32194
17396 * tree-predcom.c (determine_offset): Check that both references have
17399 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17401 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
17402 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
17403 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
17404 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
17405 Add argument to iterate_fix_dominators call.
17406 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
17407 * gcse.c (hoist_code): Change domby to vector.
17408 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
17409 Add argument to iterate_fix_dominators call.
17410 * loop-doloop.c (doloop_modify): Changed recount_dominator to
17411 recompute_dominator.
17412 * lambda-code.c (perfect_nestify): Ditto.
17413 * cfgloopanal.c: Include graphds.h.
17414 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
17415 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
17416 (mark_irreducible_loops): Use graphds_scc. Remove argument from
17418 * graphds.c: New file.
17419 * graphds.h: New file.
17420 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
17421 (get_dominated_by, get_dominated_by_region): Change return type to
17423 (verify_dominators): Recompute all dominators and compare the results.
17424 (recount_dominator): Renamed to ...
17425 (recompute_dominator): ... this. Do not check that the block is
17426 dominated by entry.
17427 (iterate_fix_dominators): Reimplemented.
17428 (prune_bbs_to_update_dominators, root_of_dom_tree,
17429 determine_dominators_for_sons): New functions.
17430 * et-forest.c (et_root): New function.
17431 * et-forest.h (et_root): Declare.
17432 * Makefile.in (graphds.o): Add.
17433 (cfgloopanal.o): Add graphds.h dependency.
17434 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
17435 * basic-block.h (get_dominated_by, get_dominated_by_region,
17436 iterate_fix_dominators): Declaration changed.
17437 (recount_dominator): Renamed to ...
17438 (recompute_dominator): ... this.
17439 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
17440 (thread_through_all_blocks): Do not free dominance info.
17442 2007-06-03 Andreas Schwab <schwab@suse.de>
17444 * config/m68k/m68k.c (override_options): Don't override
17446 * config/m68k/m68k-modes.def (SF, DF): Define to use
17447 motorola_single_format and motorola_double_format, resp.
17448 * real.c (motorola_single_format): Renamed from
17449 coldfire_single_format.
17450 (motorola_double_format): Renamed from coldfire_double_format.
17451 (encode_ieee_extended): Generate a proper canonical NaN image
17452 respecting canonical_nan_lsbs_set.
17453 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
17455 * real.h: Adjust declarations.
17457 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
17460 * config/sh/sh.md (symGOT_load): Don't schedule insns when
17461 the symbol is generated with the stack protector.
17463 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
17465 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
17466 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
17468 * doc/extend.texi (interrupt): Mention m68k.
17470 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
17472 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
17473 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
17474 (ix86_expand_sse_pcmpestr): Do not check operands for
17475 "register_operand", when insn operand predicate is "register_operand".
17476 (ix86_expand_sse_pcmpistr): Ditto.
17478 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
17479 Uros Bizjak <ubizjak@gmail.com>
17481 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
17482 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
17483 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
17484 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
17485 * config/i386/constraints.md ("z"): New register constraint
17486 for members of SSE_FIRST_REG class.
17487 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
17488 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
17489 SSE_FIRST_REG class.
17490 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
17491 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
17492 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
17493 (IX86_BUILTIN_PCMPESTRM128): Likewise.
17494 (IX86_BUILTIN_PCMPESTRA128): Likewise.
17495 (IX86_BUILTIN_PCMPESTRC128): Likewise.
17496 (IX86_BUILTIN_PCMPESTRO128): Likewise.
17497 (IX86_BUILTIN_PCMPESTRS128): Likewise.
17498 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
17499 (IX86_BUILTIN_PCMPISTRI128): Likewise.
17500 (IX86_BUILTIN_PCMPISTRM128): Likewise.
17501 (IX86_BUILTIN_PCMPISTRA128): Likewise.
17502 (IX86_BUILTIN_PCMPISTRC128): Likewise.
17503 (IX86_BUILTIN_PCMPISTRO128): Likewise.
17504 (IX86_BUILTIN_PCMPISTRS128): Likewise.
17505 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
17506 (struct builtin_description): Change "flag" field to unsigned.
17507 (bdesc_pcmpestr): New builtin description table.
17508 (bdesc_pcmpistr): Likewise.
17509 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
17510 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
17511 Initialize pcmp[ei]str[im] insns for SSE4.2.
17512 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
17513 (ix86_expand_sse_pcmpistr): Likewise.
17514 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
17515 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
17516 (UNSPEC_PCMPISTR): Likewise.
17517 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
17518 (sse4_2_pcmpestri):New isns pattern.
17519 (sse4_2_pcmpestrm): Likewise.
17520 (sse4_2_pcmpestr_cconly): Likewise.
17521 (sse4_2_pcmpistr): New insn patern and splitter.
17522 (sse4_2_pcmpistri):New isns pattern.
17523 (sse4_2_pcmpistrm): Likewise.
17524 (sse4_2_pcmpistr_cconly): Likewise.
17525 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
17528 2007-06-01 David Daney <ddaney@avtrex.com>
17530 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
17531 LOADGP_ABSOLUTE and not binds_local_p.
17533 2007-06-01 Geoffrey Keating <geoffk@apple.com>
17535 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
17537 2007-06-01 Ian Lance Taylor <iant@google.com>
17539 * tree-vrp.c (compare_name_with_value): Always set
17540 used_strict_overflow if we get a result from the variable itself.
17542 2007-06-01 Ian Lance Taylor <iant@google.com>
17544 PR rtl-optimization/31455
17545 * lower-subreg.c (find_decomposable_subregs): Don't decompose
17546 subregs which have a cast between modes which are not tieable.
17548 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
17550 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
17551 breaks after return statements.
17553 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
17555 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
17556 only after no_new_pseudos.
17558 2007-05-31 Eric Christopher <echristo@apple.com>
17560 * expr.c (convert_move): Assert that we don't have a BLKmode
17562 (store_expr): Handle BLKmode moves by calling emit_block_move.
17564 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
17566 * c-typeck.c (build_indirect_ref): Include type in error message.
17567 (build_binary_op): Pass types to binary_op_error.
17568 * c-common.c (binary_op_error): Take two type arguments, print out
17570 * c-common.h (binary_op_error): Update prototype.
17572 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17574 * config/i386/i386.c: Correct coments on -mno-sse4.
17576 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17578 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
17579 (x86_64-*-*): Likewise.
17580 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
17581 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
17582 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
17583 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
17584 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
17585 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
17586 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
17587 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
17588 (OPTION_MASK_ISA_SSE4): Likewise.
17589 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
17590 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
17591 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
17592 (override_options): Support SSE4.2.
17593 (ix86_build_const_vector): Support SImode and DImode.
17594 (ix86_build_signbit_mask): Likewise.
17595 (ix86_expand_int_vcond): Support V2DImode.
17596 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
17597 (IX86_BUILTIN_CRC32HI): Likewise.
17598 (IX86_BUILTIN_CRC32SI): Likewise.
17599 (IX86_BUILTIN_CRC32DI): Likewise.
17600 (IX86_BUILTIN_PCMPGTQ): Likewise.
17601 (bdesc_crc32): Likewise.
17602 (bdesc_sse_3arg): Likewise.
17603 (ix86_expand_crc32): Likewise.
17604 (ix86_init_mmx_sse_builtins): Support SSE4.2.
17605 (ix86_expand_builtin): Likewise.
17606 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17607 __SSE4_2__ for -msse4.2.
17608 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
17609 (CRC32MODE): Likewise.
17610 (crc32modesuffix): Likewise.
17611 (crc32modeconstraint): Likewise.
17612 (sse4_2_crc32<mode>): Likewise.
17613 (sse4_2_crc32di): Likewise.
17614 * config/i386/i386.opt (msse4.2): New for SSE4.2.
17616 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
17617 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
17618 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
17619 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
17620 (vcondu<mode>): Likewise.
17621 * doc/extend.texi: Document SSE4.2 built-in functions.
17622 * doc/invoke.texi: Document -msse4.2/-msse4.
17624 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
17626 PR tree-optimization/32160
17627 * tree-predcom.c (predcom_tmp_var): New function. Mark created
17628 variable as gimple reg.
17629 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
17631 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
17633 * gcc.c (main): Don't consider linker options when issuing the
17634 warning about a linker input file not being used.
17636 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17638 * tree-vrp.c (compare_names): Initialize sop.
17640 2007-05-30 Dirk Mueller <dmueller@suse.de>
17642 * cgraphunit.c (cgraph_analyze_function): Remove
17643 computation of inline parameters.
17645 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17647 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
17649 2007-05-30 Richard Sandiford <richard@codesourcery.com>
17651 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
17652 Add vx-common.h. Include vxworks.h between vx-common.h and
17654 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
17656 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
17657 (TARGET_ASM_DESTRUCTOR): Likewise.
17658 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
17659 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
17660 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17661 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
17662 (VXWORKS_ENDIAN_SPEC): Define.
17663 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
17664 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
17665 VXWORKS_* equivalents.
17666 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
17667 (ASM_FILE_START): Delete.
17668 (TARGET_VERSION): Reformat.
17669 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
17670 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
17671 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
17672 (FPBIT, DPBIT): Define.
17673 (fp-bit.c, dp-bit.c): New rules.
17674 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
17675 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
17676 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
17677 * config/arm/arm.h: Include vxworks-dummy.h.
17678 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
17679 Mark with ATTRIBUTE_UNUSED.
17680 (arm_override_options): Do not allow VxWorks RTP PIC to be used
17681 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
17682 make it incompatible with -msingle-pic-base.
17683 (arm_function_ok_for_sibcall): Return false for calls that might
17684 go through a VxWorks PIC PLT entry.
17685 (require_pic_register): New function, split out from...
17686 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
17688 (arm_load_pic_register): Handle the VxWorks RTP initialization
17689 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
17690 (arm_emit_call_insn): New function.
17691 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
17692 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
17693 (pic_offset_arm): New pattern.
17694 (call, call_value): Use arm_emit_call_insn.
17695 (call_internal, call_value_internal): New expanders.
17696 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
17697 VxWorks unless __PIC__.
17699 2007-05-30 Eric Christopher <echristo@gmail.com>
17701 * genrecog.c: Include regs.h in generated file.
17702 * genemit.c: Ditto. Fix up formatting.
17703 * config/mn10300/constraints.md: New.
17704 * config/mn10300/mn10300.md: Include.
17705 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
17706 Fix up for removed macro.
17707 * config/mn10300/predicates.md (call_address_operand): Ditto.
17708 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
17709 (CONST_OK_FOR_I): Ditto.
17710 (CONST_OK_FOR_J): Ditto.
17711 (CONST_OK_FOR_K): Ditto.
17712 (CONST_OK_FOR_L): Ditto.
17713 (CONST_OK_FOR_M): Ditto.
17714 (CONST_OK_FOR_N): Ditto.
17715 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
17719 (EXTRA_CONSTRAINT): Ditto.
17721 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17723 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
17725 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
17726 OPTION_MASK_ISA_64BIT.
17727 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
17729 2007-05-30 Richard Guenther <rguenther@suse.de>
17731 PR middle-end/32152
17732 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
17733 types for comparison.
17734 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
17735 with original typed arguments.
17736 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
17738 2007-05-30 Jakub Jelinek <jakub@redhat.com>
17740 PR tree-optimization/31769
17741 * except.c (duplicate_eh_regions): Clear prev_try if
17742 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
17744 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
17746 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
17747 * tree-ssa-sink.c (statement_sink_location): Return basic block and
17748 bsi of the location where statements should be inserted.
17749 (sink_code_in_bb): Take bsi from statement_sink_location.
17750 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
17751 instead of bsi_start.
17752 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
17754 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
17755 (bsi_move_before): Document inconsistency with bsi_move_after.
17756 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
17758 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17760 * config/i386/i386.h (TARGET_ABM): New define.
17761 (TARGET_POPCNT): Ditto.
17762 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
17763 New temporary defines to redefine from OPTION_ISA_* defines.
17764 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
17765 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
17766 (ix86_isa_flags): New extern int declaration.
17767 (TARGET_SUBTARGET_DEFAULT): New define.
17768 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
17769 (TARGET_SUBTARGET32_DEFAULT): Ditto.
17770 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
17771 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17772 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
17773 * config/i386/darwin.h: Change TARGET_64BIT define to
17776 * config/i386/i386.opt (m3dnowa): Define as undocumented option
17777 using existing "ix86_isa_flags" varible.
17778 (m32, m64): Use existing "ix86_isa_flags" variable.
17779 (mmmx, m3dnow): Ditto.
17780 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
17781 (mabm): Define as non-negative option using "x86_abm" variable.
17782 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
17784 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
17785 Rewrite feature test bitmap.
17786 (ix86_isa_flags): New initialized global int varible.
17787 (ix86_isa_flags_explicit): New static int variable.
17788 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
17789 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
17790 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
17791 target_flags_explicit.
17792 (override_options): Remove "target_enable" and "target_disable" fields
17793 from "struct ptt". Update processor_target_table accordingly. Remove
17794 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
17795 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
17796 "target_flags" and "ix86_isa_flags_explicit" instead of
17797 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
17798 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
17799 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
17800 to true when either of PTA_POPCNT or PTA_ABM is set in
17801 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
17802 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
17803 processor_alias_table flags entry. Remove handling of
17804 "target_enable" and "target_disable" fields of processor_target_table.
17805 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
17806 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
17807 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
17808 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
17809 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
17811 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
17813 2007-05-29 David Daney <ddaney@avtrex.com>
17816 * config/mips/mips.c (mips_output_mi_thunk): Emit
17817 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
17819 2007-05-29 Hui-May Chang <hm.chang@apple.com>
17820 * config/i386/i386.c (ix86_function_regparm): Added checking of
17821 ix86_force_align_arg_pointer to determine the number of
17822 register parameters.
17824 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
17826 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
17827 (SET_DR_MISALIGNMENT): New.
17828 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
17829 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
17830 Use SET_DR_MISALIGNMENT.
17831 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
17833 * tree-data-ref.c (create_data_ref, compute_all_dependences,
17834 find_loop_nest): Export.
17835 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
17836 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
17837 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
17838 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
17840 (struct mem_ref): Add field reuse_distance.
17841 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
17842 Initialize reuse_distance field.
17843 (issue_prefetch_ref): Select temporality of prefetch according to
17845 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
17846 self_reuse_distance, determine_loop_nest_reuse): New functions.
17847 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
17848 (tree_ssa_prefetch_arrays): Dump L2 cache size.
17849 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
17852 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
17854 * tree-ssa-alias.c: Add aliasing overview.
17856 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
17857 Danny Smith <dannysmith@users.sourceforge.net>
17860 * config/i386/t-crtfm: Compile crtfastmath.o with
17861 -minline-all-stringops.
17862 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
17863 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
17865 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17867 * doc/md.texi: Document constraints on HP PA-RISC.
17869 * pa/constraints.md: New file.
17870 * pa.md: Include constraints.md.
17871 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
17872 (integer_store_memory_operand, ldil_cint_p): New functions.
17873 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
17874 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17875 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
17876 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
17877 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
17879 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
17882 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
17883 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
17884 case POSTDECREMENT_EXPR>): Return the error_mark_node
17885 if either the real or imaginary parts would an
17888 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
17890 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
17891 name when we remove it from a call.
17893 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
17895 * targhooks.c (default_narrow_bitfield): Remove.
17896 * targhooks.h: Remove the prototype for
17897 default_narrow_bitfield.
17899 * langhooks-def.h: Remove the prototype for
17900 hook_get_alias_set_0.
17901 * langhooks.c (hook_get_alias_set_0): Remove.
17903 * global.c (EXECUTE_IF_CONFLICT): Remove.
17905 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17908 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
17909 return true when truth_value_p is true and the type
17912 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
17914 * doc/install.texi (Prerequisites): We no longer require Autoconf
17915 2.13 for the top-level.
17917 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
17919 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
17920 memory access via x86_expand_vector_move_misalign() only for
17921 TImode values on 32-bit targets.
17923 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
17925 * matrix-reorg.c: New file. Implement matrix flattening and
17926 transposing optimization.
17927 * tree-pass.h: Add matrix reorg pass.
17928 * common.opt: Add fipa-mreorg flag.
17929 * Makefile.in: Add matrix-reorg.c.
17930 * passes.c: Add matrix reorg pass.
17931 * varpool.c (add_new_static_var): New function.
17932 * cgraph.h (add_new_static_var): Declare.
17934 2007-05-27 Eric Christopher <echristo@apple.com>
17936 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
17937 sp_offset depending on stack size. Save r12 depending
17938 on registers we're saving later.
17939 (rs6000_emit_epilogue): Update sp_offset depending only
17942 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
17944 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
17945 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
17946 * ifcvt.c (if_convert): Ditto.
17947 * tree-ssa-threadupdate.c (thread_block): Ditto.
17948 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
17949 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
17950 verify_loop_closed_ssa): Check number_of_loops instead of
17952 * predict.c (tree_estimate_probability): Ditto.
17953 * tree-if-conv.c (main_tree_if_conversion): Ditto.
17954 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
17955 * modulo-sched.c (sms_schedule): Ditto.
17956 * tree-scalar-evolution.c (scev_const_prop): Ditto.
17957 (scev_finalize): Do not do anything if scev analysis was not
17959 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
17960 current_loops == NULL.
17961 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
17962 * loop-init.c (loop_optimizer_init): Do not free current_loops when
17963 there are no loops.
17964 (loop_optimizer_finalize): Assert that loops were analyzed.
17965 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
17966 rtl_doloop): Check number_of_loops instead of current_loops.
17967 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
17968 current_loops == NULL.
17969 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
17970 gate_tree_vectorize tree_linear_transform, check_data_deps,
17971 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
17972 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
17973 Check number_of_loops instead of current_loops.
17974 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
17975 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
17976 free loops if available.
17977 (execute_pre): Do not pass do_fre to fini_pre.
17979 2007-05-27 Tobias Burnus <burnus@net-b.de>
17981 PR middle-end/32083
17982 * real.c (mpfr_from_real): Fix sign of -Inf.
17984 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
17986 * tree-vect-transform.c (vectorizable_conversion): Initialize
17987 tree_code variables to ERROR_MARK.
17988 (vectorizable_type_demotion): Likewise.
17989 (vectorizable_type_promotion): Likewise.
17991 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17994 * config/i386/i386.md (movti): Handle push operands via
17995 ix86_expand_push().
17997 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17999 * basic-block.h: Remove the prototype for merge_seq_blocks.
18000 * cfgcleanup.c (merge_seq_blocks): Remove.
18002 * tree-flow.h: Remove the prototype for is_aliased_with.
18003 * tree-ssa-alias.c (is_aliased_with): Remove.
18005 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
18007 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
18009 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
18011 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
18012 ix86_expand_sse4_unpack if SSE4.1 is enabled.
18013 (vec_unpacks_hi_v16qi): Likewise.
18014 (vec_unpacku_lo_v16qi): Likewise.
18015 (vec_unpacks_lo_v16qi): Likewise.
18016 (vec_unpacku_hi_v8hi): Likewise.
18017 (vec_unpacks_hi_v8hi): Likewise.
18018 (vec_unpacku_lo_v8hi): Likewise.
18019 (vec_unpacks_lo_v8hi): Likewise.
18020 (vec_unpacku_hi_v4si): Likewise.
18021 (vec_unpacks_hi_v4si): Likewise.
18022 (vec_unpacku_lo_v4si): Likewise.
18023 (vec_unpacks_lo_v4si): Likewise.
18025 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18027 * c-typeck.c, config/arm/arm.c, config/darwin.c,
18028 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
18029 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
18030 follow spelling conventions in various
18031 warning/error/diagnostic messages.
18033 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
18034 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
18035 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
18036 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
18037 tree-vrp.c: Fix comment typos. Follow spelling conventions.
18038 * doc/tm.texi: Follow spelling conventions.
18040 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18043 * tree-ssa-forwprop.c
18044 (forward_propagate_addr_into_variable_array_index): Remove
18045 the lhs argument. Use the type of def_rhs instead of lhs.
18046 (forward_propagate_addr_expr_1): Update use of
18047 forward_propagate_addr_into_variable_array_index.
18049 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
18050 Nigel Stephens <nigel@mips.com>
18052 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
18053 function attributes, "far" being an alias for "long_call".
18054 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
18055 (mips_near_type_p, mips_far_type_p): New.
18056 (mips_comp_type_attributes): New function to check that attributes
18057 attached to a function type are compatible.
18058 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
18059 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
18060 to the target function of the thunk.
18061 (mips_encode_section_info): Check for "near" and "far" function
18062 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
18064 * config/mips/predicates.md (const_call_insn_operand): Test only
18065 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
18067 * doc/extend.texi (Function Attributes): Document MIPS "near" and
18070 * testsuite/gcc.target/mips/near-far-1.c: New test case.
18071 * testsuite/gcc.target/mips/near-far-2.c: New test case.
18072 * testsuite/gcc.target/mips/near-far-3.c: New test case.
18073 * testsuite/gcc.target/mips/near-far-4.c: New test case.
18075 2007-05-25 Eric Christopher <echristo@apple.com>
18077 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
18078 to x86-darwin configurations.
18079 * config/i386/t-darwin: Add softfp support.
18080 * config/i386/t-darwin64: Ditto.
18081 * config/i386/sfp-machine.h: If mach then don't use
18082 aliasing, emit a stub to call.
18084 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
18086 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
18087 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
18088 tree-predcom.c, tree-ssa-alias-warnings.c,
18089 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
18090 comment typos. Follow spelling conventions.
18091 * doc/cpp.texi, doc/invoke.texi: Fix typos.
18093 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18096 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
18097 constants into memory. Expand unaligned memory references for
18098 SSE modes via x86_expand_vector_move_misalign() function.
18100 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
18102 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
18103 "memory" attribute for "sseishft" type insn without operands[2].
18105 2007-05-25 Dirk Mueller <dmueller@suse.de>
18106 Marcus Meissner <meissner@suse.de>
18108 * doc/extend.texi (alloc_size): New attribute.
18109 * c-common.c (handle_alloc_size_attribute): New.
18110 * tree-object-size.c (alloc_object_size): Use alloc_size
18111 attribute, if available.
18113 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18115 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
18117 (__builtin_ia32_vec_ext_v2di): Likewise.
18118 (__builtin_ia32_vec_ext_v4si): Likewise.
18119 (__builtin_ia32_vec_ext_v8hi): Likewise.
18120 (__builtin_ia32_vec_ext_v16qi): Likewise.
18121 (__builtin_ia32_vec_set_v8hi): Likewise.
18123 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18125 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
18127 2007-05-25 Richard Sandiford <richard@codesourcery.com>
18129 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
18130 (arm_is_longcall_p): Rename to...
18131 (arm_is_long_call_p): ...this. Take a single tree argument and
18133 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
18134 (CUMULATIVE_ARGS): Remove call_cookie.
18135 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
18136 (ENCODED_LONG_CALL_ATTR_P): Delete.
18137 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
18138 LONG_CALL_FLAG_CHAR cases.
18139 (ARM_DECLARE_FUNCTION_SIZE): Delete.
18140 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
18141 ARM_DECLARE_FUNCTION_SIZE.
18142 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
18143 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
18144 (arm_encode_call_attribute, current_file_function_operand): Delete.
18145 (arm_function_in_section_p): New function.
18146 (arm_is_longcall_p): Rename to...
18147 (arm_is_long_call_p): ...this. Take the target function as a single
18148 argument and return a bool. Do not rely on call cookies. Check
18149 whether the target symbol is in the same section as the current
18150 function, not just the same compilation unit.
18151 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
18152 (arm_encode_section_info): Don't encode a call type.
18153 * config/arm/arm.md (call, call_value): Update calls to
18154 arm_is_long(_)call_p. Simplify logic.
18155 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
18156 Update calls to arm_is_long(_)call_p.
18158 2007-05-25 Richard Guenther <rguenther@suse.de>
18160 PR tree-optimization/31982
18161 * tree-ssa-forwprop.c
18162 (forward_propagate_addr_into_variable_array_index): Handle arrays
18163 with element size one.
18165 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
18167 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
18168 (umulsi3_highpart): Likewise.
18170 2007-05-24 Ian Lance Taylor <iant@google.com>
18172 PR rtl-optimization/32069
18173 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
18176 2007-05-24 Ollie Wild <aaw@google.com>
18178 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
18181 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
18183 * postreload-gcse.c (reg_changed_after_insn_p): New function.
18184 (oprs_unchanged_p): Use it to check all registers in a REG.
18185 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
18186 (reg_set_between_after_reload_p): Delete.
18187 (reg_used_between_after_reload_p): Likewise.
18188 (reg_set_or_used_since_bb_start): Likewise.
18189 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
18190 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
18191 Use reg_set_between_p instead of reg_set_between_after_reload_p.
18192 * rtlanal.c (reg_set_p): Check whether REG overlaps
18193 regs_invalidated_by_call, rather than just checking the
18194 membership of REGNO (REG).
18196 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18198 * doc/passes.texi: Document predictive commoning.
18199 * doc/invoke.texi (-fpredictive-commoning): Document.
18200 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
18201 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
18202 adding indices to the generated name.
18203 (schedule_sm): Pass 0 to get_lsm_tmp_name.
18204 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
18205 * tree-pretty-print.c (op_symbol_1): Renamed to ...
18206 (op_symbol_code): ... and exported.
18207 (dump_omp_clause, op_symbol): Use op_symbol_code
18208 instead of op_symbol_1.
18209 * tree-pass.h (pass_predcom): Declare.
18210 * timevar.def (TV_PREDCOM): New timevar.
18211 * tree-ssa-loop.c (run_tree_predictive_commoning,
18212 gate_tree_predictive_commoning, pass_predcom): New.
18213 * tree-data-ref.c (find_data_references_in_loop): Find the
18214 references in dominance order.
18215 (canonicalize_base_object_address): Ensure that the result has
18217 (dr_analyze_innermost): Export.
18218 (create_data_ref): Code to fail for references with invariant
18220 (find_data_references_in_stmt): ... here.
18221 * tree-data-ref.h (dr_analyze_innermost): Declare.
18222 * tree-affine.c: Include tree-gimple.h and hashtab.h.
18223 (aff_combination_find_elt, name_expansion_hash,
18224 name_expansion_eq, tree_to_aff_combination_expand,
18225 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
18227 * tree-affine.h (aff_combination_constant_multiple_p,
18228 tree_to_aff_combination_expand): Declare.
18229 * tree-predcom.c: New file.
18230 * common.opt (fpredictive-commoning): New option.
18231 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
18232 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
18233 * Makefile.in (tree-predcom.o): Add.
18234 (tree-affine.o): Add TREE_GIMPLE_H dependency.
18235 * passes.c (init_optimization_passes): Add dceloop after
18236 copy propagation in loop optimizer. Add predictive commoning
18237 to loop optimizer passes.
18239 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18241 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
18244 2007-05-24 Jan Hubicka <jh@suse.cz>
18246 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
18248 (genheader): Include statistics.h.
18250 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
18252 * print-rtl.c (flag_dump_unnumbered): Update comments.
18253 (print_rtl): Fix my previous change.
18254 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
18257 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18259 PR middle-end/32018
18260 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
18262 (thread_through_all_blocks): Call initialize_original_copy_tables
18263 and free_original_copy_tables.
18264 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
18266 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18267 * cfghooks.c (duplicate_block): Use get_loop_copy.
18268 * cfg.c: Include cfgloop.h.
18269 (loop_copy): New hash table.
18270 (initialize_original_copy_tables): Initialize loop_copy table.
18271 (free_original_copy_tables): Free loop_copy table.
18272 (copy_original_table_clear, copy_original_table_set,
18273 set_loop_copy, get_loop_copy): New functions.
18274 (set_bb_original, set_bb_copy): Use copy_original_table_set.
18275 * cfgloop.h (struct loop): Remove copy field.
18276 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
18277 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
18279 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18281 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
18282 -msse/-msse2/-msse3.
18284 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18286 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
18287 __builtin_ia32_vec_set_v2di with MASK_64BIT.
18289 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
18292 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
18293 * targhooks.h (default_mangle_decl_assembler_name): Declare
18295 * targhooks.c (default_mangle_decl_assembler_name): Define
18297 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
18299 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
18300 * langhooks.c (lhd_set_decl_assembler_name): Call
18301 targetm.mangle_decl_assembler_name for names with global scope.
18303 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
18305 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
18306 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
18308 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
18309 New. Factored out of i386_pe_encode_section_info.
18310 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
18311 Move check for prior decoration of stdcall
18312 symbols to i386_pe_encode_section_info.
18313 (i386_pe_encode_section_info): Adjust call to
18314 gen_stdcall_or_fastcall_suffix. Use
18315 i386_pe_maybe_mangle_decl_assembler_name, if needed.
18316 (i386_pe_mangle_decl_assembler_name): New. Wrap
18317 i386_pe_maybe_mangle_decl_assembler_name.
18319 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18321 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
18322 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
18323 * langhooks.c (get_signed_or_unsigned_type): Don't check for
18324 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
18325 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
18328 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
18329 Nigel Stephens <nigel@mips.com>
18330 Richard Sandiford <richard@codesourcery.com>
18332 Fix up MIPS16 hard float and add support for complex.
18334 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
18335 (TARGET_SOFT_FLOAT_ABI): New.
18336 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
18337 __mips_soft_float to reflect the ABI in use, not whether the
18338 FPU is directly accessible (e.g., in MIPS16 mode).
18339 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
18340 (UNITS_PER_FPVALUE): Likewise.
18342 * config/mips/mips.c (mips_expand_call): Remove redundant
18343 TARGET_MIPS16 check.
18344 (mips_arg_regno): New.
18345 (function_arg_advance): When setting bits in cum->fp_code for
18346 MIPS16, don't subtract 1 from cum->arg_number, since it is now
18348 (function_arg): Use mips_arg_regno.
18349 (mips_return_mode_in_fpr_p): New.
18350 (mips16_call_stub_mode_suffix): New.
18351 (mips16_cfun_returns_in_fpr_p): New.
18352 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
18353 (mips_output_function_prologue): Test mips16_hard_float, not
18354 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
18355 (mips_expand_epilogue): Call MIPS16 helper routines to copy
18356 return value into a floating-point register.
18357 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
18358 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
18359 (mips16_fp_args): Handle MIPS32r2 ISA which supports
18360 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
18361 word of double arguments from or to the high bits of 64-bit
18362 floating point registers.
18363 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
18364 (mips16_fpret_double): New helper function.
18365 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
18366 support for complex modes. Fill in DECL_RESULT for stubdecl.
18367 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
18369 * config/mips/mips16.S
18370 (RET, ARG1, ARG2): New.
18371 (MERGE_GPRf, MERGE_GPRt): New.
18372 (DELAYt, DELAYf): New.
18373 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
18374 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
18375 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
18376 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
18377 (SFOP): Renamed to...
18378 (OPSF3): This, and macro-ified. Updated all uses.
18379 (SFOP2): Renamed to...
18380 (OPSF2): This, and macro-ified. Updated all uses.
18381 (SFCMP): Renamed to...
18382 (CMPSF): This, and macro-ified. Updated all uses.
18383 (SFREVCMP): Renamed to...
18384 (REVCMPSF): This, and macro-ified. Updated all uses.
18385 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
18386 (LDDBL1, LDDBL2, RETDBL): Deleted.
18387 (DFOP): Renamed to...
18388 (OPDF3): This, and macro-ified. Updated all uses.
18389 (DFOP2): Renamed to...
18390 (OPDF2): This, and macro-ified. Updated all uses.
18391 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
18392 (DFCMP): Renamed to...
18393 (CMPDF): This, and macro-ified. Updated all uses.
18394 (DFREVCMP): Renamed to...
18395 (REVCMPDF): This, and macro-ified. Updated all uses.
18396 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
18397 (RET_FUNCTION): New.
18398 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
18399 (__mips16_ret_sc, __mips16_ret_dc): New.
18400 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
18401 STUB_ARGS_6, STUB_ARGS_10): New.
18402 (CALL_STUB_NO_RET): New.
18403 (__mips16_call_stub_1): Macro-ified.
18404 (__mips16_call_stub_5): Macro-ified.
18405 (__mips16_call_stub_2): Macro-ified.
18406 (__mips16_call_stub_6): Macro-ified.
18407 (__mips16_call_stub_9): Macro-ified.
18408 (__mips16_call_stub_10): Macro-ified.
18409 (CALL_STUB_RET): New.
18410 (__mips16_call_stub_sf_0): Macro-ified.
18411 (__mips16_call_stub_sf_1): Macro-ified.
18412 (__mips16_call_stub_sf_5): Macro-ified.
18413 (__mips16_call_stub_sf_2): Macro-ified.
18414 (__mips16_call_stub_sf_6): Macro-ified.
18415 (__mips16_call_stub_sf_9): Macro-ified.
18416 (__mips16_call_stub_sf_10): Macro-ified.
18417 (__mips16_call_stub_df_0): Macro-ified.
18418 (__mips16_call_stub_df_1): Macro-ified.
18419 (__mips16_call_stub_df_5): Macro-ified.
18420 (__mips16_call_stub_df_2): Macro-ified.
18421 (__mips16_call_stub_df_6): Macro-ified.
18422 (__mips16_call_stub_df_9): Macro-ified.
18423 (__mips16_call_stub_df_10): Macro-ified.
18424 (__mips16_call_stub_sc_0): New.
18425 (__mips16_call_stub_sc_1): New.
18426 (__mips16_call_stub_sc_5): New.
18427 (__mips16_call_stub_sc_2): New.
18428 (__mips16_call_stub_sc_6): New.
18429 (__mips16_call_stub_sc_9): New.
18430 (__mips16_call_stub_sc_10): New.
18431 (__mips16_call_stub_dc_0): New.
18432 (__mips16_call_stub_dc_1): New.
18433 (__mips16_call_stub_dc_5): New.
18434 (__mips16_call_stub_dc_2): New.
18435 (__mips16_call_stub_dc_6): New.
18436 (__mips16_call_stub_dc_9): New.
18437 (__mips16_call_stub_dc_10): New.
18439 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
18440 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
18441 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
18443 2007-05-23 Ian Lance Taylor <iant@google.com>
18445 * doc/invoke.texi (Invoking GCC): Document that the order of the
18448 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
18451 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
18452 * config/score/predicate.md (const_pow2, const_npow2): Remove.
18453 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
18457 * config/score/score.c (score_print_operand): Make sure that only
18458 lower bits are used.
18460 2007-05-22 Ian Lance Taylor <iant@google.com>
18462 * tree-vrp.c (avoid_overflow_infinity): New static function,
18463 broken out of set_value_range_to_value.
18464 (set_value_range_to_value): Call avoid_overflow_infinity.
18465 (extract_range_from_assert): Likewise.
18467 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18469 PR middle-end/31095
18470 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
18471 change the type before looking for a COMPOUND_EXPR.
18473 2007-05-22 Ian Lance Taylor <iant@google.com>
18475 * lower-subreg.c (decompose_multiword_subregs): If we change an
18476 insn, call remove_retval_note on it.
18478 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18480 * regs.h (end_hard_regno): New function.
18481 (END_HARD_REGNO, END_REGNO): New macros.
18482 (add_to_hard_reg_set): New function.
18483 (remove_from_hard_reg_set): Likewise.
18484 (in_hard_reg_set_p): Likewise.
18485 (overlaps_hard_reg_set_p): Likewise.
18486 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
18487 (note_btr_set): Use END_HARD_REGNO.
18488 * caller-save.c (setup_save_areas): Use end_hard_regno.
18489 (mark_set_regs): Use END_HARD_REGNO.
18490 (add_stored_regs): Use end_hard_regno.
18491 (mark_referenced_regs): Use add_to_hard_reg_set.
18492 * combine.c (update_table_tick): Use END_REGNO.
18493 (record_value_for_reg): Likewise.
18494 (record_dead_and_set_regs): Likewise.
18495 (get_last_value_validate): Likewise.
18496 (use_crosses_set_p): Likewise.
18497 (reg_dead_at_p_1): Likewise.
18498 (reg_dead_at_p): Likewise.
18499 (mark_used_regs_combine): Use add_to_hard_reg_set.
18500 (move_deaths): Use END_HARD_REGNO.
18501 (reg_bitfield_target_p): Use end_hard_regno.
18502 (distribute_notes): Use END_HARD_REGNO.
18503 * cse.c (mention_regs): Use END_REGNO.
18504 (insert): Use add_to_hard_reg_set.
18505 (invalidate): Use END_HARD_REGNO.
18506 (invalidate_for_call): Likewise.
18507 (exp_equiv_p): Use END_REGNO.
18508 (cse_insn): Likewise.
18509 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
18510 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
18511 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
18512 * function.c (keep_stack_depressed): Use end_hard_regno.
18513 * global.c (global_alloc): Use end_hard_regno.
18514 (global_conflicts): Use add_to_hard_reg_set instead of
18516 (find_reg): Likewise.
18517 (mark_reg_store): Likewise.
18518 (mark_reg_conflicts): Likewise.
18519 (mark_reg_death): Use remove_from_hard_reg_set.
18520 (mark_reg_live_nc): Delete.
18521 (set_preference): Use end_hard_regno.
18522 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
18523 remove_from_hard_reg_set.
18524 (post_mark_life): Use add_to_hard_reg_set.
18525 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
18526 (reg_becomes_live): Use add_to_hard_reg_set.
18527 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
18528 (peep2_find_free_register): Use add_to_hard_reg_set.
18529 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
18530 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
18531 * regrename.c (note_sets): Use add_to_hard_reg_set.
18532 (clear_dead_regs): Use remove_from_hard_reg_set.
18533 (regrename_optimize): Use add_to_hard_reg_set.
18534 (find_oldest_value_reg): Use in_hard_reg_set_p.
18535 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
18536 (hard_reg_set_here_p): Use end_hard_regno.
18537 (decompose): Likewise.
18538 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
18539 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
18540 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
18541 (mark_home_live): Use end_hard_regno.
18542 (spill_hard_reg): Likewise.
18543 (clear_reload_reg_in_use): Likewise.
18544 * reorg.c (delete_prior_computation): Use END_REGNO.
18545 * resource.c (update_live_status): Use END_HARD_REGNO.
18546 (mark_referenced_resources): Use add_to_hard_reg_set.
18547 (mark_set_resources): Likewise.
18548 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
18549 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
18550 (reg_overlap_mentioned_p): Likewise.
18551 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
18552 (covers_regno_no_parallel_p): Use END_REGNO.
18553 (find_regno_note): Likewise.
18554 (find_reg_fusage): Use END_HARD_REGNO.
18555 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
18556 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
18558 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18560 * mode-switching.c (reg_dies): Change type of second argument to
18562 (optimize_mode_switching): Update accordingly.
18564 2007-05-22 Richard Sandiford <richard@codesourcery.com>
18566 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
18568 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
18569 (hard_reg_set_empty_p): ...these new functions.
18570 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
18571 GO_IF_HARD_REG_SUBSET.
18572 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
18573 instead of GO_IF_HARD_REG_EQUAL.
18574 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
18575 instead of GO_IF_HARD_REG_EQUAL.
18576 * global.c (find_reg): Use hard_reg_set_empty_p instead of
18577 GO_IF_HARD_REG_SUBSET.
18578 (modify_reg_pav): Use hard_reg_set_empty_p instead of
18579 GO_IF_HARD_REG_EQUAL.
18580 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
18581 of GO_IF_HARD_REG_SUBSET.
18582 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
18583 instead of GO_IF_HARD_REG_EQUAL.
18584 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
18585 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
18586 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
18587 of GO_IF_HARD_REG_SUBSET,
18588 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
18589 GO_IF_HARD_REG_SUBSET.
18590 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
18591 instead of GO_IF_HARD_REG_EQUAL.
18592 * config/sh/sh.c (push_regs, calc_live_regs): Use
18593 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
18594 (hard_regs_intersect_p): Delete.
18596 2007-05-22 Janis Johnson <janis187@us.ibm.com>
18598 * doc/sourcebuild.texi (Test Directives) Add dg-message.
18600 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
18601 Richard Henderson <rth@redhat.com>
18603 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
18605 (x86_64-*-*): Likewise.
18607 * i386/i386-modes.def (V2QI): New.
18609 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
18611 (override_options): Support SSE4.1.
18612 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
18613 (IX86_BUILTIN_BLENDPS): Likewise.
18614 (IX86_BUILTIN_BLENDVPD): Likewise.
18615 (IX86_BUILTIN_BLENDVPS): Likewise.
18616 (IX86_BUILTIN_PBLENDVB128): Likewise.
18617 (IX86_BUILTIN_PBLENDW128): Likewise.
18618 (IX86_BUILTIN_DPPD): Likewise.
18619 (IX86_BUILTIN_DPPS): Likewise.
18620 (IX86_BUILTIN_INSERTPS128): Likewise.
18621 (IX86_BUILTIN_MOVNTDQA): Likewise.
18622 (IX86_BUILTIN_MPSADBW128): Likewise.
18623 (IX86_BUILTIN_PACKUSDW128): Likewise.
18624 (IX86_BUILTIN_PCMPEQQ): Likewise.
18625 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
18626 (IX86_BUILTIN_PMAXSB128): Likewise.
18627 (IX86_BUILTIN_PMAXSD128): Likewise.
18628 (IX86_BUILTIN_PMAXUD128): Likewise.
18629 (IX86_BUILTIN_PMAXUW128): Likewise.
18630 (IX86_BUILTIN_PMINSB128): Likewise.
18631 (IX86_BUILTIN_PMINSD128): Likewise.
18632 (IX86_BUILTIN_PMINUD128): Likewise.
18633 (IX86_BUILTIN_PMINUW128): Likewise.
18634 (IX86_BUILTIN_PMOVSXBW128): Likewise.
18635 (IX86_BUILTIN_PMOVSXBD128): Likewise.
18636 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
18637 (IX86_BUILTIN_PMOVSXWD128): Likewise.
18638 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
18639 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
18640 (IX86_BUILTIN_PMOVZXBW128): Likewise.
18641 (IX86_BUILTIN_PMOVZXBD128): Likewise.
18642 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
18643 (IX86_BUILTIN_PMOVZXWD128): Likewise.
18644 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
18645 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
18646 (IX86_BUILTIN_PMULDQ128): Likewise.
18647 (IX86_BUILTIN_PMULLD128): Likewise.
18648 (IX86_BUILTIN_ROUNDPD): Likewise.
18649 (IX86_BUILTIN_ROUNDPS): Likewise.
18650 (IX86_BUILTIN_ROUNDSD): Likewise.
18651 (IX86_BUILTIN_ROUNDSS): Likewise.
18652 (IX86_BUILTIN_PTESTZ): Likewise.
18653 (IX86_BUILTIN_PTESTC): Likewise.
18654 (IX86_BUILTIN_PTESTNZC): Likewise.
18655 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
18656 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
18657 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
18658 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
18659 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
18660 (bdesc_ptest): New.
18661 (bdesc_sse_3arg): Likewise.
18662 (bdesc_2arg): Likewise.
18663 (bdesc_1arg): Likewise.
18664 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
18666 (ix86_expand_sse_4_operands_builtin): New.
18667 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
18668 smaller than 8 bits as the 2nd arg.
18669 (ix86_expand_sse_ptest): New.
18670 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
18671 (ix86_expand_vector_set): Support SSE4.1.
18672 (ix86_expand_vector_extract): Likewise.
18674 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18675 __SSE4_1__ for -msse4.1.
18677 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
18678 (UNSPEC_INSERTPS): Likewise.
18679 (UNSPEC_DP): Likewise.
18680 (UNSPEC_MOVNTDQA): Likewise.
18681 (UNSPEC_MPSADBW): Likewise.
18682 (UNSPEC_PHMINPOSUW): Likewise.
18683 (UNSPEC_PTEST): Likewise.
18684 (UNSPEC_ROUNDP): Likewise.
18685 (UNSPEC_ROUNDS): Likewise.
18687 * config/i386/i386.opt (msse4.1): New for SSE4.1.
18689 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
18690 (const_pow2_1_to_32768_operand): Likewise.
18692 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
18695 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
18697 (sse4_1_insertps): Likewise.
18698 (*sse4_1_extractps): Likewise.
18699 (sse4_1_ptest): Likewise.
18700 (sse4_1_mulv2siv2di3): Likewise.
18701 (*sse4_1_mulv4si3): Likewise.
18702 (*sse4_1_smax<mode>3): Likewise.
18703 (*sse4_1_umax<mode>3): Likewise.
18704 (*sse4_1_smin<mode>3): Likewise.
18705 (*sse4_1_umin<mode>3): Likewise.
18706 (sse4_1_eqv2di3): Likewise.
18707 (*sse4_1_pinsrb): Likewise.
18708 (*sse4_1_pinsrd): Likewise.
18709 (*sse4_1_pinsrq): Likewise.
18710 (*sse4_1_pextrb): Likewise.
18711 (*sse4_1_pextrb_memory): Likewise.
18712 (*sse4_1_pextrw_memory): Likewise.
18713 (*sse4_1_pextrq): Likewise.
18714 (sse4_1_blendpd): Likewise.
18715 (sse4_1_blendps): Likewise.
18716 (sse4_1_blendvpd): Likewise.
18717 (sse4_1_blendvps): Likewise.
18718 (sse4_1_dppd): Likewise.
18719 (sse4_1_dpps): Likewise.
18720 (sse4_1_movntdqa): Likewise.
18721 (sse4_1_mpsadbw): Likewise.
18722 (sse4_1_packusdw): Likewise.
18723 (sse4_1_pblendvb): Likewise.
18724 (sse4_1_pblendw): Likewise.
18725 (sse4_1_phminposuw): Likewise.
18726 (sse4_1_extendv8qiv8hi2): Likewise.
18727 (*sse4_1_extendv8qiv8hi2): Likewise.
18728 (sse4_1_extendv4qiv4si2): Likewise.
18729 (*sse4_1_extendv4qiv4si2): Likewise.
18730 (sse4_1_extendv2qiv2di2): Likewise.
18731 (*sse4_1_extendv2qiv2di2): Likewise.
18732 (sse4_1_extendv4hiv4si2): Likewise.
18733 (*sse4_1_extendv4hiv4si2): Likewise.
18734 (sse4_1_extendv2hiv2di2): Likewise.
18735 (*sse4_1_extendv2hiv2di2): Likewise.
18736 (sse4_1_extendv2siv2di2): Likewise.
18737 (*sse4_1_extendv2siv2di2): Likewise.
18738 (sse4_1_zero_extendv8qiv8hi2): Likewise.
18739 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
18740 (sse4_1_zero_extendv4qiv4si2): Likewise.
18741 (*sse4_1_zero_extendv4qiv4si2): Likewise.
18742 (sse4_1_zero_extendv2qiv2di2): Likewise.
18743 (*sse4_1_zero_extendv2qiv2di2): Likewise.
18744 (sse4_1_zero_extendv4hiv4si2): Likewise.
18745 (*sse4_1_zero_extendv4hiv4si2): Likewise.
18746 (sse4_1_zero_extendv2hiv2di2): Likewise.
18747 (*sse4_1_zero_extendv2hiv2di2): Likewise.
18748 (sse4_1_zero_extendv2siv2di2): Likewise.
18749 (*sse4_1_zero_extendv2siv2di2): Likewise.
18750 (sse4_1_roundpd): Likewise.
18751 (sse4_1_roundps): Likewise.
18752 (sse4_1_roundsd): Likewise.
18753 (sse4_1_roundss): Likewise.
18754 (mulv4si3): Don't expand for SSE4.1.
18755 (smax<mode>3): Likewise.
18756 (umaxv4si3): Likewise.
18757 (uminv16qi3): Likewise.
18758 (umin<mode>3): Likewise.
18759 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
18761 * doc/extend.texi: Document SSE4.1 built-in functions.
18763 * doc/invoke.texi: Document -msse4.1.
18765 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
18767 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
18768 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
18769 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
18770 (ASM_SPEC): Add asm_pcrel_spec.
18771 (EXTRA_SPECS): Add asm_pcrel_spec.
18773 2007-05-21 David Daney <ddaney@avtrex.com>
18775 * doc/install.texi (Building a cross compiler): Add requirements
18776 for Java cross compiler.
18778 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18780 PR middle-end/31995
18781 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
18782 Add loopno argument. Use evolution_function_is_invariant_rec_p
18783 instead of evolution_function_is_constant_p.
18784 Update calls to evolution_function_is_affine_multivariate_p.
18785 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
18786 Add loopno argument.
18787 * tree-scalar-evolution.c (gather_chrec_stats): Call
18788 evolution_function_is_affine_multivariate_p with a loop
18790 * tree-data-ref.c (analyze_miv_subscript): Likewise.
18791 (analyze_overlapping_iterations): Likewise.
18792 (access_functions_are_affine_or_constant_p): Likewise.
18793 (build_classic_dist_vector_1): If the access functions
18794 are equal, don't do anything.
18796 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
18797 Paolo Carlini <pcarlini@suse.de>
18798 Uros Bizjak <ubizjak@gmail.com>
18800 * c-cppbuiltin.c (c_cpp_builtins): Define
18801 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
18802 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
18803 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
18804 * doc/cpp.texi ([Standard Predefined Macros]): Document.
18806 2007-05-21 Mike Stump <mrs@apple.com>
18808 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
18810 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
18812 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
18814 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
18815 implementation if __OPTIMIZE__ is not defined.
18816 (_mm_alignr_pi8): Ditto.
18817 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18818 (_mm_inserti_si64): Ditto.
18819 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18820 (_mm_slli_epi16): Ditto.
18821 (_mm_slli_epi32): Ditto.
18822 (_mm_slli_epi64): Ditto.
18823 (_mm_srai_epi16): Ditto.
18824 (_mm_srai_epi32): Ditto.
18825 (_mm_srli_si128): Ditto.
18826 (_mm_slli_si128): Ditto.
18827 (_mm_srli_epi16): Ditto.
18828 (_mm_srli_epi32): Ditto.
18829 (_mm_srli_epi64): Ditto.
18830 (_mm_extract_epi16): Ditto.
18831 (_mm_insert_epi16): Ditto.
18832 (_mm_shufflehi_epi16): Ditto.
18833 (_mm_shufflelo_epi16): Ditto.
18834 (_mm_shuffle_epi32): Ditto.
18835 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
18836 (_m_pextrw): Ditto.
18837 (_mm_insert_pi16): Ditto.
18838 (_m_pinsrw): Ditto.
18839 (_mm_shuffle_pi16): Ditto.
18840 (_m_pshufw): Ditto.
18841 (_mm_shufle_ps): Ditto.
18842 (_mm_prefetch): Ditto.
18844 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
18846 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
18847 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
18848 * real.c (encode_i370_single, decode_i370_single,
18849 encode_i370_double, decode_i370_double): Functions removed.
18850 (i370_single_format, i370_double_format): Initializations removed.
18851 (real_maxval, round_for_format, exact_real_truncate, significand_size):
18852 Consider the log2_b field to always be one.
18853 (ieee_single_format, mips_single_format, coldfire_single_format,
18854 ieee_double_format, mips_double_format, coldfire_double_format,
18855 ieee_extended_motorola_format, ieee_extended_intel_96_format,
18856 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
18857 ibm_extended_format, mips_extended_format, ieee_quad_format,
18858 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
18859 decimal_single_format, decimal_double_format, decimal_quad_format,
18860 c4x_single_format, c4x_extended_format, real_internal_format): Remove
18861 initialization of log2_b.
18862 * real.h (i370_single_format, i370_double_format): Declarations
18864 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
18865 field to always be one.
18867 2007-05-21 Andreas Schwab <schwab@suse.de>
18869 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
18870 NOTE_INSN_BASIC_BLOCK_P.
18871 (process_for_unwind_directive): Likewise.
18873 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
18875 * builtins.c (expand_builtin_setjmp_setup): Update comment.
18876 * function.h (struct function): Move va_list_gpr_size,
18877 va_list_fpr_size, function_frequency to front of bitfields. Add
18879 (current_function_calls_unwind_init): New.
18880 * except.c (expand_builtin_unwind_init): Set
18881 current_function_calls_unwind_init not
18882 current_function_has_nonlocal_label.
18883 * reload1.c (has_nonexceptional_receiver): New.
18884 (reload): Use it and current_function_calls_unwind_init to
18885 determine whether call-saved regs must be saved.
18887 2007-05-20 Jan Hubicka <jh@suse.cz>
18889 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
18890 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18891 * ddg.c (create_ddg): LIkewise.
18892 * final.c (final): Remove hunk moving line number notes around since
18893 they are no longer present at this stage.
18894 (final_scan_insn): Use NOTE_KIND instead of
18895 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18896 (output_asm_label): Likewise.
18897 * reorg.c (dbr_schedule): Likewise.
18898 * haifa-sched.c (unlink_other_notes): Likewise.
18899 * mode-switching.c (optimize_mode_switching): Likewise.
18900 * graph.c (start_bb): Likewise.
18901 * rtl.def (NOTE): Update description.
18902 * jump.c (squeeze_notes): Delete.
18903 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
18904 NOTE_INSN_BASIC_BLOCK_P when possible.
18905 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
18906 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
18907 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18908 (dwarf2out_var_location): Likewise.
18909 * cfgbuild.c (make_edges): Likewise.
18910 (find_basic_blocks_1): Likewise.
18911 * function.c (reorder_blocks_1): Likewise.
18912 (epilogue_done): Likewise.
18913 (reposition_prologue_and_epilogue_notes): Likewise.
18914 * print-rtl.c (print_rtx): Likewise; drop code for printing
18916 (print_rtl): Likewise.
18917 (print_rtl_single): Likewise.
18918 * gcse.c (insert_insn_start_bb): Likewise.
18919 * alias.c (init_alias_analysis): Likewise.
18920 * calls.c (fixup_tail_calls): Likewise.
18921 * except.c (sjlj_emit_function_enter): Likewise.
18922 * emit-rtl.c (add_insn_after): Likeiwse.
18923 (emit_label_before): Likewise.
18924 (emit_label_after): Likewise.
18925 (emit_note_before, emit_note_after, emit_note): Update
18926 parameter to be enum insn_note; do not deal with source
18928 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
18929 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
18931 (merge_blocks_move_successor_nojumps): Simplify now when
18932 we don't have BLOCK notes.
18933 (try_optimize_cfg): Likewise.
18934 * cfglayout.c (skip_insns_after_block): Likewise.
18935 (record_effective_endpoints): Likewise.
18936 (duplicate_insn_chain): Likewise.
18937 * varasm.c (output_constant_pool_1): Likewise.
18938 * sched-deps.c (sched_analyze): Likewise.
18939 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
18941 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
18942 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
18943 (SET_INSN_DELETED): Simplify.
18944 (NOTE_LINE_NUMBER): Exterminate.
18945 (NOTE_LINE_KIND): New.
18946 (NOTE_INSN_BASIC_BLOCK_P): Update.
18947 (enum insn_note): Simplify.
18948 (GET_NOTE_INSN_NAME) Simplify.
18949 (emit_note_before, emit_note_after, emit_note): Update prototype.
18950 (squeeze_notes): Remove.
18951 * sched-int.h (NOTE_NOT_BB_P): Update.
18952 * resource.c (mark_target_live_regs): Update.
18953 * sched-rgn.c (debug_dependencies): Update.
18954 * sched-vis.c (print_insn): Update.
18955 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
18956 * config/i386/i386.c (ix86_output_function_epilogue): Update.
18957 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
18958 (TARGET_ADJUST_UNROLL_MAX): Likewise.
18959 (split_branches): Update.
18960 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
18962 (sh_adjust_unroll_max): Exterminate.
18963 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
18964 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
18965 (m68hc11_reorg): Likewise.
18966 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
18967 (emit_predicate_relation_info): Update.
18968 (process_for_unwind_directive): Update.
18969 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
18970 (output_call): Update.
18971 * config/pa/pa.c (output_lbranch): Update.
18972 (output_millicode_call): Update.
18973 (output_call): Update.
18974 (pa_combine_instructions): Update.
18975 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
18976 * config/bfin/bfin.c (gen_one_bundle): Update.
18977 * cfgrtl.c (can_delete_note_p): Update.
18978 (delete_insn): Update.
18979 (rtl_merge_blocks): Update.
18980 (commit_one_edge_insertion): Update.
18981 (rtl_verify_flow_info): Update.
18982 * stmt.c (expand_case): Do not call squeeze_notes.
18984 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18991 * c.opt (Wtype-limits): New.
18992 * doc/invoke.texi (Wtype-limits): Document it.
18993 (Wextra): Enabled by -Wextra.
18994 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18995 * c-common.c (shorten_compare): Warn with Wtype-limits.
18997 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18999 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
19000 inlined function, not as a macro.
19001 (_mm_alignr_pi8): Ditto.
19002 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19003 (_mm_inserti_si64): Ditto.
19004 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19005 (_mm_extract_epi16): Ditto.
19006 (_mm_insert_epi16): Ditto.
19007 (_mm_shufflehi_epi16): Ditto.
19008 (_mm_shufflelo_epi16): Ditto.
19009 (_mm_shuffle_epi32): Ditto.
19010 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
19011 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
19013 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
19015 (_m_to_float): Use C89 compatible assignment.
19017 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
19020 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
19022 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19025 * doc/invoke.texi (Wreturn-type): Complete description.
19026 (Wextra): Delete item about return-type warning.
19027 * c-decl.c: Delete redundant Wextra warning.
19029 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19032 * config/i386/pmmintrin.h: Do not include xmmintrin.h
19033 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
19034 inlined function, not as a macro.
19035 (_mm_prefetch): Ditto.
19036 (_m_pextrw): Ditto.
19037 (_mm_insert_pi16): Ditto.
19038 (_m_pinsrw): Ditto.
19039 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
19040 (_m_pshufw): Ditto. Add const to __N argument.
19041 (_mm_shufle_ps): Ditto. Add const to __mask argument.
19042 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
19043 (_mm_slli_epi32): Ditto.
19044 (_mm_srli_si128): Implement as always inlined function, not as a
19045 macro. Add __inline to function declaration.
19046 (_mm_slli_si128): Ditto.
19048 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
19050 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
19051 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
19053 (struct fenv): New structure.
19054 (FP_HANDLE_EXCEPTIONS): New define.
19055 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
19056 (_FP_DECL_EXP): New define.
19057 (FP_INIT_ROUNDMODE): New define.
19058 (FP_ROUNDMODE): New define.
19060 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19062 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
19063 (Wconversion): Update description.
19064 (Wconversion-sign): New.
19065 * c.opt (Wconversion-sign): New.
19066 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
19067 means disabled for C++. Otherwise, take the status of Wconversion.
19068 * c-common.c (conversion_warning): Warn with either Wconversion or
19070 (warnings_for_convert_and_check): Conditions are already checked by
19071 conversion_warning.
19072 (convert_and_check): Don't check warnings if the conversion failed.
19074 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
19075 Anatoly Sokolov <aesok@dol.ru>
19077 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
19078 avr_epilogue_uses) : Add declaration.
19079 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
19080 * config/avr/constraints.md (R): New constraint.
19081 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
19082 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
19083 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
19084 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
19085 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
19086 call_prologue_saves, epilogue_restores, return_from_epilogue,
19087 return_from_main_epilogue, return_from_interrupt_epilogue,
19088 return_from_naked_epilogue, prologue, epilogue): New patterns.
19089 (jump): Handle symbol reference.
19090 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
19091 avr_output_function_prologue, avr_output_function_epilogue): Remove
19093 (avr_init_machine_status, expand_prologue, expand_epilogue,
19094 avr_asm_function_end_prologue, avr_epilogue_uses,
19095 avr_asm_function_begin_epilogue): New functions.
19096 (prologue_size, epilogue_size, jump_tables_size): Remove global
19098 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
19099 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
19100 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
19101 (avr_override_options): Initialise init_machine_status.
19102 (output_movhi): Handle all stack pointer loads.
19103 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
19104 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
19105 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
19106 (EPILOGUE_USES) Redefine.
19107 (machine_function) Declare.
19109 2007-05-19 Richard Sandiford <richard@codesourcery.com>
19111 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
19112 Use a single return statement.
19114 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19116 PR middle-end/30250
19117 * builtins.c (do_mpfr_lgamma_r): New.
19118 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
19119 * tree.h (CASE_FLT_FN_REENT): New.
19121 2007-05-18 Geoffrey Keating <geoffk@apple.com>
19123 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
19124 (output_die): Use 'unsigned long' with %x.
19125 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
19126 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
19127 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
19129 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
19131 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
19136 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
19137 true if function has no argument.
19139 2007-05-18 DJ Delorie <dj@redhat.com>
19141 * config/mips/mips.c (mips_offset_within_alignment_p): New.
19142 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
19144 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19146 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
19147 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
19148 count_trailing_zeros.
19149 (__i386__): Implement count_leading_zeros using __builtin_clz().
19150 Implement count_trailing_zeros usign __builtin_ctz().
19152 2007-05-18 Richard Sandiford <richard@codesourcery.com>
19154 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
19156 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19158 PR middle-end/31344
19159 * expr.c (emit_move_change_mode): Change mode of push operands here.
19161 2007-05-17 Ian Lance Taylor <iant@google.com>
19163 PR tree-optimization/31953
19164 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
19165 Change all callers.
19166 (set_value_range_to_null): Call set_value_range_to_value.
19167 (extract_range_from_comparison): Likewise.
19169 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19171 * toplev.c (print_version): Output GMP/MPFR version info.
19173 * builtins.c (CASE_MATHFN_REENT): New macro.
19174 (mathfn_built_in): Use it.
19175 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
19176 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
19177 BUILT_IN_LGAMMAL_R): New.
19178 * doc/extend.texi: Document new builtins.
19180 PR middle-end/31796
19181 * builtins.c (do_mpfr_remquo): New.
19182 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
19183 (fold_builtin_3): Handle BUILT_IN_REMQUO.
19185 PR middle-end/30251
19186 * builtins.c (fold_builtin_1): Handle y0, y1.
19187 (fold_builtin_2): Handle yn.
19189 PR middle-end/30251
19190 * builtins.c (do_mpfr_bessel_n): New.
19191 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
19192 (fold_builtin_2): Handle BUILT_IN_JN.
19194 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
19197 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
19198 TYPE_PRECISION (intmax_type_node).
19200 2007-05-17 Steve Ellcey <sje@cup.hp.com>
19203 * reload.c (subst_reloads): Remove checking.
19205 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
19207 PR rtl-optimization/31691
19208 * combine.c (simplify_set): Build a new src pattern instead of
19209 substituting its operands in the COMPARE case.
19211 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
19213 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
19214 (execute_vrp): Preserve loops through jump threading.
19215 * tree-ssa-threadupdate.c (thread_single_edge,
19216 dbds_continue_enumeration_p, determine_bb_domination_status,
19217 thread_through_loop_header): New functions.
19218 (create_edge_and_update_destination_phis,
19219 create_edge_and_update_destination_phis): Set loops for the new blocks.
19220 (prune_undesirable_thread_requests): Removed.
19221 (redirect_edges): Do not pretend that redirect_edge_and_branch can
19223 (thread_block): Do not call prune_undesirable_thread_requests.
19225 (mark_threaded_blocks): Select edges to thread here.
19226 (thread_through_all_blocks): Take may_peel_loop_headers argument.
19227 Thread edges through loop headers independently.
19228 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
19229 * tree-pass.h (TODO_mark_first_instance): New.
19230 (first_pass_instance): Declare.
19231 * cfghooks.c (duplicate_block): Put the block to the original loop
19232 if copy is not specified.
19233 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
19234 jump threading. Pass may_peel_loop_headers to
19235 thread_through_all_blocks according to first_pass_instance.
19236 * cfgloop.h (create_preheader): Declare.
19237 * tree-flow.h (thread_through_all_blocks): Declaration changed.
19238 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
19239 * passes.c (first_pass_instance): New variable.
19240 (next_pass_1): Set TODO_mark_first_instance.
19241 (execute_todo): Set first_pass_instance.
19243 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
19245 PR tree-optimization/24659
19246 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
19247 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
19248 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
19249 OTI_vec_pack_ufix_trunc.
19250 (vec_unpacks_float_hi_optab): Define new macro.
19251 (vec_unpacks_float_lo_optab): Ditto.
19252 (vec_unpacku_float_hi_optab): Ditto.
19253 (vec_unpacku_float_lo_optab): Ditto.
19254 (vec_pack_sfix_trunc_optab): Ditto.
19255 (vec_pack_ufix_trunc_optab): Ditto.
19256 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
19257 and vec_pack_[s|u]fix_trunc_optab using
19258 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
19259 * tree-vectorizer.c (supportable_widening_operation): Handle
19260 FLOAT_EXPR and CONVERT_EXPR. Update comment.
19261 (supportable_narrowing_operation): New function.
19262 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
19263 * tree-vect-transform.c (vectorizable_conversion): Handle
19264 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
19265 (vect_gen_widened_results_half): Move before vectorizable_conversion.
19266 (vectorizable_type_demotion): Call supportable_narrowing_operation()
19267 to check for target support.
19268 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
19269 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
19270 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
19271 for VEC_PACK_FIX_TRUNC_EXPR.
19272 (expand_binop): Special case mode of the result for
19273 vec_pack_[u|s]fix_trunc_optab.
19274 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
19275 vec_pack_[u|s]fix_trunc_optab.
19277 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
19278 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
19279 * tree-pretty-print.c (dump_generic_node): Handle
19280 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
19281 VEC_PACK_FIX_TRUNC_EXPR.
19283 * expr.c (expand_expr_real_1): Ditto.
19284 * tree-inline.c (estimate_num_insns_1): Ditto.
19285 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19287 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
19288 (vec_unpacks_float_lo_v8hi): Ditto.
19289 (vec_unpacku_float_hi_v8hi): Ditto.
19290 (vec_unpacku_float_lo_v8hi): Ditto.
19291 (vec_unpacks_float_hi_v4si): Ditto.
19292 (vec_unpacks_float_lo_v4si): Ditto.
19293 (vec_pack_sfix_trunc_v2df): Ditto.
19295 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
19297 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
19298 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
19299 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
19300 [vec_pack_ufix_trunc]: Ditto.
19301 [vec_unpacks_float_hi]: Ditto.
19302 [vec_unpacks_float_lo]: Ditto.
19303 [vec_unpacku_float_hi]: Ditto.
19304 [vec_unpacku_float_lo]: Ditto.
19306 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
19308 * soft-fp/README: Update for new files.
19309 * soft-fp/floattisf.c: New file.
19310 * soft-fp/floattidf.c: New file.
19311 * soft-fp/floattitf.c: New file.
19312 * soft-fp/floatuntisf.c: New file.
19313 * soft-fp/floatuntidf.c: New file.
19314 * soft-fp/floatuntitf.c: New file.
19315 * soft-fp/fixsfti.c: New file.
19316 * soft-fp/fixdfti.c: New file.
19317 * soft-fp/fixtfti.c: New file.
19318 * soft-fp/fixunssfti.c: New file.
19319 * soft-fp/fixunsdfti.c: New file.
19320 * soft-fp/fixunstfti.c: New file.
19321 * soft-fp/extendxftf.c: New file.
19322 * soft-fp/trunctfxf.c: New file.
19324 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
19325 (__trunctfxf2): Ditto.
19327 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
19328 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
19329 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
19330 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
19331 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
19332 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
19334 * config/i386/t-fprules-softfp64: New file.
19335 * config/i386/sfp-machine.h: New file.
19336 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
19337 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
19338 and soft-fp/t-softfp to tmake_file.
19339 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
19340 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
19342 * config/i386/t-linux64 (softfp_wrap_start): New.
19343 (softfp_wrap_end): New.
19344 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
19345 supported for TARGET_64BIT.
19347 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19349 * c-common.c (c_common_signed_or_unsigned_type): Emulate
19350 c_common_unsigned_type behavior.
19352 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
19354 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
19357 2007-05-16 Eric Christopher <echristo@apple.com>
19359 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
19360 saving after stack push. Set sp_offset whenever we push.
19361 (rs6000_emit_epilogue): Move altivec register restore before
19364 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19366 * configure.ac: Allow sysroots to be relocated under $prefix as
19367 well as $exec_prefix.
19368 * configure: Regenerate.
19370 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19374 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19376 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19377 (gcc_tooldir): Likewise.
19378 * configure: Regenerate.
19379 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19380 old configure.ac gcc_tooldir setting.
19381 (prefix_to_exec_prefix): New variable.
19382 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19383 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19385 2007-05-14 Janis Johnson <janis187@us.ibm.com>
19387 * c-typeck.c (build_binary_op): Return early for error.
19389 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
19391 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
19392 struct nb_iter_bound.
19393 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
19394 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
19395 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
19396 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
19397 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
19398 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
19399 (del_scev_info): Use ggc_free.
19400 (scev_initialize): Allocate scalar_evolution_info in gc memory.
19401 * loop-init.c: Include ggc.h.
19402 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
19403 (loop_optimizer_finalize): Use ggc_free.
19404 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
19405 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
19406 pass_iv_optimize): Add TODO_ggc_collect.
19407 * function.h (struct function): Remove skip marker from
19409 * cfgloop.c: Include ggc.h.
19410 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
19412 (establish_preds): Vector superloops is gc allocated.
19413 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
19415 (flow_loops_find): Vector larray is gc allocated.
19416 (loop_exit_free): Use ggc_free.
19417 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
19418 that head of exits list is now not a part of struct loop.
19419 (record_loop_exits): Allocate exits table in gc memory.
19420 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
19421 that head of exits list is now not a part of struct loop.
19422 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
19423 struct loop_exit): Add GTY marker.
19424 (struct loop): Add GTY marker. Make superloops vector gc allocated.
19425 Add skip marker to aux field. Make head of exits list a separate
19427 (struct loops): Add GTY marker. Make larray vector gc allocated.
19428 Add param marker to exits table.
19429 (get_loops): Type changed.
19430 * Makefile.in (tree-scalar-evolution.o): Add
19431 gt-tree-scalar-evolution.h dependency.
19432 (cfgloop.o, loop-init.o): Add ggc.h dependency.
19433 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
19434 * basic-block.h (struct basic_block_def): Remove skip marker from
19437 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
19439 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
19440 of 0 in the call to expand_expr().
19441 (expand_builtin_mathfn_3): Ditto.
19442 (expand_builtin_interclass_mathfn): Ditto.
19443 (expand_builtin_cexpi): Ditto.
19444 (expand_builtin_int_roundingfn): Ditto.
19445 (expand_builtin_int_roundingfn_2): Ditto.
19446 (expand_builtin_pow): Ditto.
19447 (expand_builtin_powi): Ditto.
19448 (expand_builtin_bswap): Ditto.
19449 (expand_builtin_unop): Ditto.
19450 (expand_builtin_fabs): Ditto.
19451 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
19452 the call to expand_expr().
19453 (expand_builtin_sync_operation): Ditto.
19454 (expand_builtin_compare_and_swap): Ditto.
19455 (expand_builtin_lock_test_and_set): Ditto.
19456 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
19457 instead of 0 in the call to expand_expr().
19458 (expand_builtin_extract_return_addr): Ditto.
19459 (expand_builtin_eh_return): Ditto.
19460 (expand_eh_return): Ditto.
19461 * explow.c (expr_size): Ditto.
19462 * expr.c (optimize_bitfield_assignment_op): Ditto.
19463 (expand_assignement): Ditto.
19464 (store_expr): Ditto.
19465 (store_field): Ditto.
19466 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
19467 the call to expand_expr().
19468 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
19469 in the call to expand_expr().
19470 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
19471 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
19472 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
19474 * optabs.c (expand_vec_shift_expr): Ditto.
19475 (expand_vec_cond_expr): Ditto.
19476 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
19477 call to expand_expr().
19478 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
19479 in the call to expand_expr().
19481 2007-05-14 Dave Korn <dave.korn@artimi.com>
19483 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
19485 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
19487 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
19488 instead of c_common_unsigned_type.
19489 (c_common_unsigned_type): Remove.
19490 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
19491 c_common_unsigned_type.
19492 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
19493 c_common_unsigned_type.
19494 * c-common.h (c_common_unsigned_type): Remove.
19495 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
19496 c_common_unsigned_type.
19497 * c-format.c (check_format_types): Use unsigned_type_for instead of
19498 c_common_unsigned_type.
19499 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19500 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
19501 of c_common_unsigned_type.
19502 * convert.c (convert_to_integer): Use unsigned_type_for instead of
19503 lang_hooks.types.unsigned_type.
19504 * expmed.c (make_tree): Use unsigned_type_for instead of
19505 lang_hooks.types.unsigned_type.
19506 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
19507 lang_hooks.types.unsigned_type.
19508 (build_range_check): Likewise.
19509 (fold_unary): Likewise.
19510 (fold_binary): Likewise.
19511 (fold_ternary): Likewise.
19512 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19513 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
19514 * tree.c (get_unsigned_type): New.
19515 (unsigned_type_for): Use get_unsigned_type instead of
19516 lang_hooks.types.unsigned_type.
19518 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
19520 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
19521 to m68k_get_function_kind. Update its prototype.
19522 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
19524 (m68k_interrupt_function_p): Return enum m68k_function_type
19525 instead of bool. Rename to m68k_get_function_kind.
19526 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
19527 target is not fido.
19528 (m68k_compute_frame_layout): Don't mark any register for save
19529 if an interrupt_thread attribute is specified.
19530 (m68k_hard_regno_rename_ok): Update a use of
19531 m68k_interrupt_function_p.
19532 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
19533 m68k_interrupt_function_p.
19534 (m68k_function_type): New.
19535 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
19536 for a function with an interrupt_thread attribute.
19537 * doc/extend.texi: Document the interrupt_thread attribute.
19539 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
19541 Fix PR tree-optimization/31911
19542 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
19543 if they didn't change the expression.
19545 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
19547 * tree-scalar-evolution.c (resolve_mixers): Exported.
19548 * tree-scalar-evolution.h (resolve_mixers): Declare.
19549 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
19550 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
19551 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
19552 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
19553 init_array_ref, init_pointer_ref, analyze_indirect_ref,
19554 strip_conversion, analyze_offset_expr, address_analysis,
19555 object_analysis, analyze_offset): Removed.
19556 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
19557 split_constant_offset, canonicalize_base_object_address,
19558 object_address_invariant_in_loop_p, disjoint_objects_p,
19559 dr_may_alias_p, dr_address_invariant_p): New functions.
19560 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
19561 and dr_analyze_alias.
19562 (initialize_data_dependence_relation): Use dr_may_alias_p
19563 and object_address_invariant_in_loop_p.
19564 (compute_self_dependence): Handle the case when
19565 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
19566 (find_data_references_in_stmt): Restrict the analysis of data
19567 references to the given loop nest.
19568 (find_data_references_in_loop): Made static. Pass loop nest to
19569 find_data_references_in_stmt.
19570 (compute_data_dependences_for_loop): Use DR_VOPS.
19571 (free_data_ref): Free DR_VOPS.
19572 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
19573 (struct innermost_loop_behavior): ... new.
19574 (struct base_object_info): Replaced by ...
19575 (struct indices): ... new.
19576 (struct dr_alias): New.
19577 (enum data_ref_type): Removed.
19578 (struct data_reference): Consist of struct innermost_loop_behavior,
19579 struct indices and struct dr_alias.
19580 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
19581 (DR_MEMTAG): Renamed to ...
19582 (DR_SYMBOL_TAG): ... this.
19583 (find_data_references_in_loop): Declaration removed.
19584 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
19585 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
19586 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
19587 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
19589 2007-05-13 Revital Eres <eres@il.ibm.com>
19591 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
19592 which walks virtual def-use chains to find redundant stores.
19593 (dse_optimize_stmt): Call it.
19595 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19597 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
19598 * passes.c (init_optimization_passes): Move pass_jump_bypass
19601 * basic-block.h (bb_has_eh_pred): Fix style issue.
19603 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19605 PR rtl-optimization/31848
19606 * loop-invariant.c (move_invariant_reg): If we move an insn
19607 with a REG_EQUAL note, and that insn is not always executed,
19608 remove the REG_EQUAL note.
19610 2007-05-12 Richard Guenther <rguenther@suse.de>
19612 PR tree-optimization/31797
19613 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
19614 propagate into a stmt that has volatile ops.
19616 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19618 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19619 (gcc_tooldir): Likewise.
19620 * configure: Regenerate.
19621 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19622 old configure.ac gcc_tooldir setting.
19623 (prefix_to_exec_prefix): New variable.
19624 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19625 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19627 2007-05-11 Silvius Rus <rus@google.com>
19629 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
19630 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
19631 * c-common.h (strict_aliasing_warning): Change return type.
19632 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
19633 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
19634 (build_c_cast): Condition call to strict_aliasing_warning.
19635 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
19636 * flags.h (set_Wstrict_aliasing): Declare.
19637 * opts.c (set_Wstrict_alising): Define, add call to.
19638 * tree-flow.h (strict_aliasing_warning_backend): Declare.
19639 * tree-ssa-alias-warnings.c: New file.
19640 * tree-ssa-alias.c (compute_may_aliases): Add call to
19641 strict_aliasing_warning_backend.
19643 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
19645 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19646 Use loop_depth and loop_outer accessor functions.
19647 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
19648 determine_invariantness_stmt, move_computations_stmt): Ditto.
19649 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
19650 add_loop, loopify, unloop, fix_loop_structure): Ditto.
19651 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
19652 * tree-scalar-evolution.c (interpret_loop_phi,
19653 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
19654 instantiate_parameters_1, scev_const_prop): Ditto.
19655 * cfghooks.c (make_forwarder_block): Ditto.
19656 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
19657 * modulo-sched.c (loop_canon_p): Ditto.
19658 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
19659 slpeel_can_duplicate_loop_p): Ditto.
19660 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
19661 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19662 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
19663 cancel_loop, verify_loop_structure): Ditto.
19664 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
19665 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
19666 superloops vector instead of "pred" array.
19667 (establish_preds): Take father loop as an argument. Initialize the
19669 (flow_loop_tree_node_add): Pass father loop to establish_preds.
19670 Do not initialize loop->outer.
19671 (flow_loop_tree_node_remove): Truncate the superloops vector.
19672 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
19673 "pred" merged to "superloops" vector.
19674 (loop_depth, loop_outer): New.
19675 (fel_init): Use loop_outer.
19677 2007-05-11 Jan Hubicka <jh@suse.cz>
19679 * cgraphunit.c: Include gt-cgraphunit.h
19680 (static_ctors, static_dtors): New static vars.
19681 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
19682 based on implementation in c-common.c
19683 (cgraph_finalize_function): Call record_cdtor_fn.
19684 (cgraph_optimize): Call cgraph_build_cdtor_fns.
19685 * decl.c (finish_function): Do not call c_record_cdtor_fn.
19686 (c_write_global_declarations): Do not call c_build_cdtor_fns.
19687 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
19688 build_cdtor, c_build_cdtor_fns): Remove.
19689 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
19690 c_build_cdtor_fns): Remove prototype.
19692 2007-05-11 Paolo Carlini <pcarlini@suse.de>
19695 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
19696 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
19697 * builtins.c (fold_builtin_memchr): New.
19698 (expand_builtin_memchr): Call the latter.
19699 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
19700 * doc/extend.texi ([Other built-in functions provided by GCC]):
19703 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
19705 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
19706 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
19707 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
19708 PFPO_OP1_TYPE_SHIFT): Constants added.
19709 (DFP_ALL): Mode macro defined.
19710 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
19711 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
19712 Insn definitions added.
19713 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
19714 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
19717 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
19719 PR tree-optimization/31885
19720 * tree-chrec.c (chrec_contains_undetermined): Do not consider
19721 NULL_TREE to be undetermined.
19722 (automatically_generated_chrec_p): Return false for NULL.
19724 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19726 * config/bfin/bfin.h (MOVE_RATIO): Define.
19728 2007-05-10 Richard Sandiford <richard@codesourcery.com>
19730 * config.gcc (sparc-wrs-vxworks): New target.
19731 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
19732 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
19733 * config/sparc/sparc.h: Include vxworks-dummy.h.
19734 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
19735 include LABEL_REFs too.
19736 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
19737 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
19739 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
19741 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
19742 (sparc_emit_call_insn): New function.
19743 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
19744 functions when generating VxWorks PIC.
19745 * config/sparc/sparc.md (vxworks_load_got): New pattern.
19746 (call, call_value): Use sparc_emit_call_insn instead of
19749 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19751 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
19753 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19755 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
19756 for floating-point values if HOST_BITS_PER_LONG > 32. Use
19757 split_double instead of operand_subword.
19759 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19761 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
19762 * config/bfin/bfin.c (bfin_local_alignment): New function.
19763 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
19765 2007-05-08 Chao-ying Fu <fu@mips.com>
19767 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
19768 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
19769 (smsub_widen_optab, umsub_widen_optab): Define.
19770 * optabs.c (init_optabs): Initialize smsub_widen_optab and
19772 * genopinit.c (optabs): Fill in smsub_widen_optab and
19774 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
19775 and umsub_widen_optab to implement multiply-subtract sequences.
19776 * config/mips/mips.md (*msac<u>_di): Rename to...
19777 (<u>msubsidi4): ...this. Extend condition to include
19778 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19779 of operand 0 to "ka" and use the three-operand form of msub<u>
19781 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
19784 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19786 PR rtl-optimization/28011
19787 * reload.c (push_reload): Set dont_share if IN appears in OUT
19788 also when IN is a PLUS rtx.
19789 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
19792 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
19794 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
19795 call unshare_all_decls.
19796 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
19797 (unshare_all_decls): Remove.
19799 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
19802 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
19805 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
19806 Nigel Stephens <nigel@mips.com>
19808 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
19809 Update comments and all uses.
19810 (MIN_FPRS_PER_FMT): Define.
19811 * config/mips/mips.c (function_arg): Fix to correctly handle
19812 the -mips32r2 -mfp64 -mabi=32 case.
19813 (override_options): Enable use of odd-numbered registers for
19814 SFmode values on MIPS32.
19815 (mips_save_reg_p): Save whole floating-point register pair if
19816 either half is used.
19817 (compute_frame_size): Fix comment.
19819 2007-05-08 Jie Zhang <jie.zhang@analog.com>
19821 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
19822 argument of type bool.
19823 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
19824 argument. Safely select temporary P register according to it.
19825 (do_link): Change call site of add_to_reg accordingly.
19826 (do_unlink): Add epilogue_p as a fourth argument and pass it
19828 (expand_interrupt_handler_epilogue): Change call of do_unlink
19830 (bfin_expand_prologue): Add a third argument sibcall_p.
19831 * config/bfin/bfin.md (epilogue): Change call of
19832 bfin_expand_epilogue accordingly.
19833 (sibcall_epilogue): Likewise.
19834 (eh_return_internal): Likewise.
19836 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
19837 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
19838 * config/bfin/bfin.c (bfin_handle_option): Handle
19839 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
19840 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
19841 Support bf534, bf536 and bf561.
19842 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
19844 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
19847 * config/i386/i386.c (ix86_function_regparm): Process local
19848 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
19850 2007-05-07 Mike Stump <mrs@apple.com>
19852 * doc/invoke.texi (Warning Options): Document that -Wempty-body
19853 also checks for and while statements in C++.
19855 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
19857 * gcc.c (at_file_supplied): New variable.
19858 (main): Set it if we expanded argv.
19859 (do_spec_1): Pass an @-file to the linker if we were called with
19860 an @-file argument and HAVE_GNU_LD.
19861 * collect2.c (at_file_supplied): New variable.
19862 (response_file): New variable.
19863 (collect_exit): Unlink response_file if necessary.
19864 (handler): Likewise.
19865 (do_wait): Likewise.
19866 (main): Set at_file_supplied if we expanded argv.
19867 (collect_execute): Pass an @-file to subprocesses if we were called
19868 with an @-file argument.
19869 * configure.ac: Add define for HAVE_GNU_LD.
19870 * configure: Regenerate.
19871 * config.in: Regenerate.
19873 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
19875 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
19876 operand to HI mode.
19881 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
19883 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19884 (TARGET_ENCODE_SECTION_INFO): Re-define.
19885 (m32c_encode_section_info): New
19886 (function_vector_handler): New
19887 (current_function_special_page_vector): New
19888 (m32c_special_page_vector_p): New.
19889 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
19891 * config/m32c/jump.md: Added instruction JSRS for functions
19892 with attribute "function_vector".
19893 * doc/extend.texi (function_vector): Added description
19894 for M16C, M32C targets.
19896 2007-05-07 DJ Delorie <dj@redhat.com>
19899 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
19900 ashrpsi3, lshrpsi3): Update shift count constraint.
19902 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
19903 Nathan Froyd <froydnj@codesourcery.com>
19906 * c-incpath.c (add_path): Strip trailing path separators.
19908 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
19910 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
19911 Free dominance info before purging EH edges.
19912 (eliminate_degenerate_phis): Likewise.
19913 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
19915 2007-05-07 Jan Hubicka <jh@suse.cz>
19917 * gimplify.c (gimplify_expr): Do not crash when folding
19918 (void *)(int)&a + 4.
19920 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19923 * c-opts.c (lang_fortran): Make it non static.
19924 * c-common.h (lang_fortran): New prototype.
19925 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
19926 -lang-fortran option was passed by the driver.
19928 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
19930 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
19931 of ASSERT_CHECKING. Tweak message.
19933 2007-05-06 Revital Eres <eres@il.ibm.com>
19936 * loop-unroll.c (insert_var_expansion_initialization):
19937 Initialize the expansions with -zero instead of +zero.
19939 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
19941 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
19942 into pic and non-pic versions. Mark r19 as used for
19943 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
19944 for tgd_load, tld_load and tie_load .
19945 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
19946 version of tgd_load, tld_load and tie_load depending on the
19949 2007-05-04 Ulrich Drepper <drepper@redhat.com>
19950 Jakub Jelinek <jakub@redhat.com>
19952 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
19953 (__do_global_dtors_aux): Use more paranoid loop to run
19954 destructors if HIDDEN_DTOR_LIST_END.
19955 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
19957 2007-05-04 Jakub Jelinek <jakub@redhat.com>
19959 * varasm.c (align_variable): Don't increase alignment for
19960 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
19961 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
19963 2007-05-04 Josh Conner <jconner@apple.com>
19965 * basic-block.h (cdi_direction): Assign values to all enumeration
19967 (dom_computed): Remove.
19968 (dom_info_state): New.
19969 (set_dom_info_availability): New.
19970 * tree-ssa-loop-im.c (determine_invariantness): Initialize
19971 walk_data.dom_direction.
19972 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
19973 instead of dom_computed[].
19974 (split_edge): Likewise.
19975 (create_basic_block): Likewise.
19976 (merge_blocks): Likewise.
19977 * ifcvt.c (find_if_header): Likewise.
19978 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
19979 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
19980 * tree-ssa.c (verify_ssa): Likewise.
19981 * tree-cfg.c (tree_verify_flow_info): Likewise.
19982 (remove_edge_and_dominated_blocks): Likewise.
19983 * dominance.c (dom_computed): Make static.
19984 (calc_dfs_tree_nonrec): Change third param to a bool.
19985 (calc_dfs_tree): Change second param to a bool.
19986 (calc_idioms): Change second param to a bool. Use
19987 dom_convert_dir_to_idx.
19988 (init_dom_info): Validate dir before using.
19989 (dom_convert_dir_to_idx): New.
19990 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
19991 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
19992 (free_dominance_info): Use dom_convert_dir_to_idx.
19993 (get_immediate_dominator): Likewise.
19994 (set_immediate_dominator): Likewise.
19995 (get_dominated_by): Likewise.
19996 (redirect_immediate_dominators): Likewise.
19997 (nearest_common_denominator): Likewise.
19998 (dominated_by_p): Likewise.
19999 (bb_dom_dfs_in): Likewise.
20000 (bb_dom_dfs_out): Likewise.
20001 (recount_dominator): Likewise.
20002 (iterate_fix_dominators): Likewise.
20003 (add_to_dominance_info): Likewise.
20004 (delete_from_dominance_info): Likewise.
20005 (first_dom_son): Likewise.
20006 (next_dom_son): Likewise.
20007 (dom_info_available_p): Likewise.
20008 (dom_info_state): New.
20009 (set_dom_info_availability): New.
20011 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20013 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
20015 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
20017 2007-05-04 Bob Wilson <bob.wilson@acm.org>
20019 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
20020 (subdi3, subdi_carry): Delete.
20022 2007-05-04 Jan Hubicka <jh@suse.cz>
20023 Richard Guenther <rguenther@suse.de>
20025 * opts.c (decode_options): Do not fiddle with inlining
20026 parameters in case of optimizing for size.
20027 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
20028 for size do nothing.
20029 (cgraph_decide_inlining_of_small_function): When optimizing for
20030 size never inline functions increasing caller size.
20031 (cgraph_early_inlining): Inline for size when optimizing for size.
20033 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
20035 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
20036 logical operations piecewise.
20037 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
20038 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
20039 subdi_sesidi_di): Delete.
20040 (add_with_carry): Produce carry in CC instead of a DREG to shorten
20041 the generated sequence. Allow three-reg add in constraints. Rewrite
20042 the rtl expression for carry to avoid zero_extend of a constant.
20043 (sub_with_carry): New pattern.
20044 (adddi3, subdi3): Change into define_expand. For subtract, generate a
20045 different sequence not involving jumps.
20046 (notbi): Now a named pattern.
20048 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
20050 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
20051 Add the note about a significant loss of accuracy of some
20052 mathematical routines when these options are used.
20054 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20056 * haifa-sched.c (rtx_vec_t): New typedef.
20057 (contributes_to_priority_p): Extract piece of priority () into new
20059 (priority): Use the function. Add assertion.
20060 (rank_for_schedule, set_priorities): Add assertion to check that
20061 insn's priority is initialized.
20062 (clear_priorities, calc_priorities): Change signature. Make it update
20063 all relevant insns. Update all callers ('add_to_speculative_block ()'
20064 and 'create_block_check_twin ()').
20065 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
20066 Add new field 'priority_status'.
20067 (INSN_PRIORITY_STATUS): New macro.
20068 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
20070 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20072 * sched-ebb.c (debug_ebb_dependencies): New static function.
20073 (init_ready_list): Use it.
20075 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
20076 with changed signature and 'debug_rgn_dependencies ()'.
20077 (debug_rgn_dependencies): New static function.
20078 (init_ready_list): Use it.
20080 * sched-int.h (debug_dependencies): Declare.
20082 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20084 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
20086 2007-05-04 Dirk Mueller <dmueller@suse.de>
20088 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
20090 2007-05-03 Jan Hubicka <jh@suse.cz>
20092 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
20093 ((T1)X op (T1)Y), for pointer type in more cases than before.
20095 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
20097 * tree-object-size.c (plus_expr_object_size): When operand size is
20098 unknown, return unknown.
20100 2007-05-03 Dirk Mueller <dmueller@suse.de>
20102 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
20104 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
20107 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
20109 2007-05-03 Janis Johnson <janis187@us.ibm.com>
20111 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
20113 2007-05-03 Joseph Myers <joseph@codesourcery.com>
20115 * config/soft-fp/double.h, config/soft-fp/extended.h,
20116 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
20117 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
20118 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
20119 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
20122 2007-05-03 Ian Lance Taylor <iant@google.com>
20124 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
20125 MASK_PPC_GFXOPT for 8540 or 8548.
20127 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20129 * tree-vect-transform.c (vect_update_inits_of_drs): Use
20130 vect_print_dump_info() to output debug information.
20132 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20135 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
20136 operands of size 2 when operand is not MEM_P.
20138 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20140 PR tree-optimization/30565
20141 * lambda-code.c (perfect_nestify): Fix updating of dominators.
20143 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
20145 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
20146 (umulsi3_highpart): Use them.
20147 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
20148 for final accumulator to D regisster tranfser.
20150 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
20152 PR tree-optimization/31699
20153 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
20155 (vect_enhance_data_refs_alignment): Compute peel amount using
20156 TYPE_VECTOR_SUBPARTS instead of vf.
20157 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
20159 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
20162 * system.h: Remove inclusion of double-int.h
20163 * tree.h: Include double-int.h
20164 * gengtype.c: Likewise
20165 * cfgloop.h: Likewise
20166 * Makefile.in: Adjust dependencies on double-int.h
20168 2007-05-02 Eric Christopher <echristo@apple.com>
20170 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
20171 -shared to -Zdynamiclib.
20173 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
20176 * c-common.c (strip_pointer_or_array_types): New function.
20177 * c-common.h (strip_pointer_or_array_types): New function declaration.
20179 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20181 PR tree-optimization/31771
20182 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
20184 2007-05-02 Paul Brook <paul@codesourcery.com>
20186 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
20188 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
20190 PR middle-end/29715
20191 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
20194 2007-05-02 Nick Clifton <nickc@redhat.com>
20196 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
20198 2007-05-02 Richard Guenther <rguenther@suse.de>
20200 PR tree-optimization/31146
20201 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
20202 argument, single_use_p. If we have a single use that is
20203 a conversion to the definition rhs type, propagate that rhs.
20204 (forward_propagate_addr_expr): Pass single_use_p argument
20205 to forward_propagate_addr_expr_1.
20207 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
20209 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
20212 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20214 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
20215 'AMD Family 10 core'.
20217 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20219 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
20220 and athlon64-sse3 as improved versions of k8, opteron and athlon64
20221 with SSE3 instruction set support.
20222 * doc/invoke.texi: Likewise.
20224 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20226 * config/i386/i386.c (override_options): Tuning 32-byte loop
20227 alignment for amdfam10 architecture. Increasing the max loop
20228 alignment to 24 bytes.
20230 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
20232 * config/m68k/constraints.md: New.
20233 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
20234 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
20235 EXTRA_CONSTRAINT): Remove.
20236 * config/m68k/m68k.md: Include constraints.md.
20237 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
20239 2007-05-01 Ian Lance Taylor <iant@google.com>
20241 PR tree-optimization/31739
20242 * tree-vrp.c (vrp_val_is_max): New static function.
20243 (vrp_val_is_min): New static function.
20244 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
20246 (set_value_range): Use vrp_val_is_{max,min}.
20247 (extract_range_from_assert): Likewise.
20248 (extract_range_from_binary_expr): Likewise.
20249 (extract_range_from_unary_expr): Likewise.
20250 (dump_value_range, vrp_meet): Likewise.
20251 (vrp_visit_phi_node): Likewise.
20252 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
20254 2007-05-01 Mark Mitchell <mark@codesourcery.com>
20256 * config/i386/gmon-sol2.c (size_t): New type.
20257 (intptr_t): Likewise.
20258 (s_textsize): Declare as size_t.
20260 (monstartup): Use size_t for sizes.
20261 (_mcount): Save and restore registers.
20262 (internal_mcount): Pass 0 as the first argument to monstartup
20264 (moncontrol): Convert pointer to appropriately sized integer
20265 before passing to profil.
20267 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20269 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
20270 __NO_FPRS__, not just if _SOFT_DOUBLE.
20271 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
20272 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
20273 also for E500 double.
20274 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
20275 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
20278 2007-05-01 Richard Guenther <rguenther@suse.de>
20280 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
20283 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20285 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
20287 2007-05-01 Jan Hubicka <jh@suse.cz>
20289 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
20292 2007-05-01 Jan Hubicka <jh@suse.cz>
20294 * tree.h (maybe_fold_offset_to_component_ref): Remove.
20295 (maybe_fold_offset_to_reference): Declare.
20296 * fold-const.c (fold_unary): Do not fold
20297 (type *)&A into &A->field_of_type_and_offset_0
20298 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
20299 size is unknown, give up.
20300 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
20302 (maybe_fold_offset_to_reference): New.
20303 (maybe_fold_stmt_indirect): Use it.
20304 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
20305 * gimplify.c (gimplify_conversion): Canonicalize conversions to
20307 (gimplify_expr): Likewise for plus_expr.
20309 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
20311 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
20312 bsi_after_labels. Always insert statements before bsi.
20313 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
20314 * predict.c (apply_return_prediction): Check for empty blocks.
20315 * cfgexpand.c (lab_rtx_for_bb): New variable.
20316 (label_rtx_for_bb): Do not create new tree labels.
20317 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
20318 (tree_expand_cfg): Initialize lab_rtx_for_bb.
20319 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
20321 (label_for_bb): Add field used.
20322 (update_eh_label, main_block_label): Mark the label used.
20323 (cleanup_dead_labels): Remove unused labels.
20325 2007-05-01 Richard Guenther <rguenther@suse.de>
20327 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
20328 if it is not about to be set.
20329 (get_value_range): Do not pre-allocate equiv bitmap.
20330 (update_value_range): No need to clear equiv field.
20331 (add_equivalence): Change prototype to get bitmap pointer.
20332 Allocate bitmap here if it is not already.
20333 (extract_range_from_assert): Do not allocate bitmap here.
20334 Update callers to add_equivalence.
20335 (extract_range_from_ssa_name): Likewise.
20336 (get_vr_for_comparison): New static helper.
20337 (compare_name_with_value): Handle NULL equiv bitmap by
20338 peeling the first iteration of the comparison loop.
20339 Use get_vr_for_comparison.
20340 (compare_names): Handle NULL equiv bitmaps by using fake
20341 ones. Use get_vr_for_comparison.
20343 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
20345 * double-int.c (mpz_set_double_int): Moved from
20346 tree-ssa-loop-niter.c.
20347 (mpz_get_double_int): Likewise; also, add option to wrap
20348 out-of-range integers.
20349 * double-int.h: New prototypes for above.
20350 * tree.c (get_static_type_bounds): Moved from
20351 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
20352 TYPE_MAX_VALUE if they exist..
20353 * tree.h: New prototype for above.
20354 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
20355 get_type_bounds calls.
20356 (mpz_set_double_int): Move to double-int.c.
20357 (get_type_bounds): Move to tree.c, rename to
20358 get_static_type_bounds.
20359 (mpz_to_double_int): Move to double-int.c, rename to
20360 mpz_get_double_int.
20362 2007-04-30 Bob Wilson <bob.wilson@acm.org>
20364 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
20365 DIV0 exception can fall through to a normal return.
20367 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
20369 PR middle-end/22156
20370 Temporarily revert:
20371 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20372 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20373 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20374 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
20375 initialize align to silence bogus warning.
20376 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20377 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
20379 (struct sra_walk_fns): Remove use_all parameter from use.
20380 (sra_hash_tree): Handle BIT_FIELD_REFs.
20381 (sra_elt_hash): Don't hash bitfld blocks.
20382 (sra_elt_eq): Skip them in parent compares as well. Handle
20384 (sra_walk_expr): Don't maintain or pass down use_all_p.
20385 (scan_use): Remove use_all parameter.
20386 (scalarize_use): Likewise. Re-expand assignment to
20387 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
20388 output, and re-scalarize after output. Don't mark anything
20390 (scalarize_ldst): Adjust.
20391 (scalarize_walk_gimple_modify_statement): Likewise.
20392 (build_element_name_1): Handle BIT_FIELD_REFs.
20393 (instantiate_element): Don't warn for any element whose parent
20394 is used as a whole.
20395 (instantiate_missing_elements_1): Return the sra_elt.
20396 (canon_type_for_field): New.
20397 (try_instantiate_multiple_fields): New.
20398 (instantiate_missing_elemnts): Use them.
20399 (mark_no_warning): Removed.
20400 (generate_one_element_ref): Handle BIT_FIELD_REFs.
20401 (REPLDUP, sra_build_elt_assignment): New.
20402 (generate_copy_inout): Use them.
20403 (generate_element_copy): Likewise. Handle bitfld differences.
20404 (generate_element_zero): Don't recurse for blocks. Use
20405 sra_build_elt_assignment.
20406 (generate_one_element_int): Take elt instead of var. Use
20407 sra_build_elt_assignment.
20408 (generate_element_init_1): Adjust.
20409 (scalarize_use, scalarize_copy): Use REPLDUP.
20410 (scalarize_ldst): Move assert before dereference.
20411 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
20413 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
20416 * tree.c (reconstruct_complex_type): Reconstruct a reference
20418 Also use the same mode for the pointer as the old pointer type.
20420 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20422 * doc/trouble.texi (Interoperation): Remove note about Ultrix
20425 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
20427 PR rtl-optimization/31676
20428 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
20429 (df_refs_record): Call it.
20431 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20433 * rtl.def (SS_ABS): New code.
20434 * config/bfin/bfin.c (print_operand): New modifier 'v'.
20435 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
20436 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
20437 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
20438 (bfin_init_builtins): Define them.
20439 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
20440 (bfin_expand_builtin): ... and handle the others here.
20441 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
20442 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
20443 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
20444 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
20445 operand is only HImode.
20447 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
20449 * regclass.c (scan_one_insn): Remove splitting of
20452 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
20453 Nigel Stephens <nigel@mips.com>
20455 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
20457 2007-04-28 Jan Hubicka <jh@suse.cz>
20459 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
20460 insn_locators_alloc instead of insn_locators_initialize;
20461 call reset_block_changes.
20462 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20463 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
20464 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
20465 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
20466 * config/score/score.c (th_output_mi_thunk): Likewise.
20467 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
20468 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
20469 tolerate uninitialized locator info.
20472 * function.c (init_function_start): Don't init line number info.
20473 (expand_function_end): Update.
20474 (reset_block_changes, record_block_change, finalize_block_changes,
20475 check_block_change, free_block_changes): Kill.
20476 * function.h (reset_block_changes, record_block_change,
20477 finalize_block_changes, check_block_change, free_block_changes):
20479 (struct function): Remove ib_boundaries_block.
20480 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20481 Use curr_insn_locator to initialize locator.
20482 (emit_line_note): Remove.
20483 * cfgexpand.c (expand_gimple_cond_expr): Update.
20484 (construct_exit_block): Likewise.
20485 (tree_expand_cfg): Initialize/finalize locators.
20486 * expr.c (expand_expr_real): Update.
20487 * cfglayout.c (line_locators_locs, line_locators_lines,
20488 file_locators_locs, file_locators_files): Remove.
20489 (set_block_levels): Move to cfgexpand.c.
20490 (insn_locators_initialize): Remove.
20491 (pass_insn_locators_initialize): Remove.
20492 (locations_locators_locs, locations_locators_vals): New static vars.
20493 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20495 (insn_locators_alloc, insn_locators_finalize,
20496 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20498 (locator_location): New.
20499 (locator_line, locator_file): Rewrite.
20500 * rtl.h (emit_line_note): Kill.
20501 (insn_locators_alloc, insn_locators_finalize,
20502 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20504 * tree-inline.c (initialize_cfun): Do not initialize
20505 ib_boundaries_block.
20506 * passes.c (pass_insn_locators_initialize): Remove.
20508 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
20510 * tree-cfg.c (move_block_to_fn): Release bb from dominance
20511 info. Update last_basic_block correctly.
20513 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
20516 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
20517 register itself to hold the offset constant. Tell flow the use
20518 of r4 and r5 when they are used.
20520 2007-04-27 Richard Guenther <rguenther@suse.de>
20522 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
20523 if we simplified anything.
20524 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
20525 warnings until we did a simplification and the stmt was not
20526 marked as TREE_NO_WARNING.
20528 2007-04-27 Mike Stump <mrs@apple.com>
20530 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
20532 2007-04-27 Ian Lance Taylor <iant@google.com>
20534 PR middle-end/31710
20535 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
20536 TYPE_MAX_VALUE exist, convert them to the new type.
20538 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20540 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
20541 if it claims to be available.
20542 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
20543 edge is redirected.
20544 (perform_tree_ssa_dce): Always free postdominators.
20546 2007-04-27 Richard Henderson <rth@redhat.com>
20548 * config/alpha/predicates.md (aligned_memory_operand): Mark
20549 as define_special_predicate.
20550 (unaligned_memory_operand, normal_memory_operand): Likewise.
20551 (reg_or_unaligned_mem_operand): Remove.
20552 (any_memory_operand): Match the documentation and check for
20553 non-renumbered pseudos during reload.
20554 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
20555 alpha_secondary_reload_class, update to new interface, make static.
20556 Handle CQImode like HImode. Remove FP subreg check.
20557 (alpha_expand_mov): Use replace_equiv_address.
20558 (alpha_expand_mov_nobwx): Use any_memory_operand.
20559 (TARGET_SECONDARY_RELOAD): New.
20560 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
20561 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
20562 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
20563 * config/alpha/alpha.md: ... here.
20564 (RELOAD12, reloadmode): New.
20566 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
20567 Don't handle the aligned case here.
20568 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
20569 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
20570 reload_inhi_help. Don't expect a scratch register.
20571 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
20573 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
20575 2007-04-27 Richard Guenther <rguenther@suse.de>
20577 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
20579 2007-04-27 Richard Guenther <rguenther@suse.de>
20581 PR tree-optimization/30965
20582 PR tree-optimization/30978
20583 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
20584 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
20585 (find_equivalent_equality_comparison): Likewise.
20586 (simplify_cond): Likewise.
20587 (get_prop_source_stmt): New helper.
20588 (get_prop_dest_stmt): Likewise.
20589 (can_propagate_from): Likewise.
20590 (remove_prop_source_from_use): Likewise.
20591 (combine_cond_expr_cond): Likewise.
20592 (forward_propagate_comparison): New function.
20593 (forward_propagate_into_cond): Rewrite to use fold for
20595 (tree_ssa_forward_propagate_single_use_vars): Call
20596 forward_propagate_comparison to propagate comparisons.
20598 2007-04-27 Richard Guenther <rguenther@suse.de>
20600 PR tree-optimization/31715
20601 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
20602 sure to do computation on the offset in an appropriate
20605 2007-04-27 Richard Sandiford <richard@codesourcery.com>
20607 * reload.h (elimination_target_reg_p): Declare.
20608 * reload.c (find_reloads): Don't apply the reg_rtx move
20609 optimization if the SET_DEST satisfies elimination_target_reg_p.
20610 * reload1.c (elimination_target_reg_p): New function.
20611 (gen_reload): In the move/add2 fallback, make sure that op0
20612 does not overlap the destination register.
20614 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20616 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
20617 transform only GIMPLE_MODIFY_STMTs.
20618 * tree-complex.c (expand_complex_operations_1): Ditto.
20619 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
20620 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
20621 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
20623 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20624 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
20625 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
20626 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
20627 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
20628 slpeel_add_loop_guard): Ditto.
20629 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
20630 * lambda-code.c (perfect_nestify): Ditto.
20631 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
20632 before the first statement.
20633 * tree-optimize.c (execute_free_datastructures): Fix comments.
20634 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
20635 * tree-flow.h (disband_implicit_edges): Declaration removed.
20636 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
20638 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
20639 COND_EXPRs without gotos.
20640 (disband_implicit_edges, has_label_p): Removed.
20641 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
20642 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
20644 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
20646 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
20647 also for COND_EXPRs.
20648 * cfgexpand.c (label_rtx_for_bb): New function.
20649 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
20650 Use label_rtx_for_bb to find the labels.
20651 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
20652 last block. Detect fallthru edges.
20654 2007-04-26 Ian Lance Taylor <iant@google.com>
20657 * reload.c (find_reloads_subreg_address): If the address was valid
20658 in the original mode but not in the new mode, reload the whole
20661 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20663 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
20664 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
20665 (cleanup_control_expr_graph): Do not invalidate dominance info.
20666 Record altered blocks.
20667 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
20668 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
20669 cleanup_tree_cfg_bb): New functions.
20670 (remove_forwarder_block): Do not maintain the worklist of blocks.
20671 Record altered blocks.
20672 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
20673 not over whole cfg.
20674 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
20675 delete_unreachable_blocks if dominators are not available.
20676 * tree-inline.c (optimize_inline_calls): Free dominance information
20678 * tree-flow.h (remove_edge_and_dominated_blocks,
20679 cfgcleanup_altered_bbs): Altered.
20680 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
20682 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
20684 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
20685 do not invalidate dominators.
20687 2007-04-26 Anatoly Sokolov <aesok@post.ru>
20689 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
20690 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
20691 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20692 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20694 2007-04-26 Steve Ellcey <sje@cup.hp.com>
20696 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
20698 2007-04-26 Richard Guenther <rguenther@suse.de>
20700 PR tree-optimization/31703
20701 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
20702 the right type for the target of the bittest.
20704 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20706 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
20707 ix86_sol10_return_in_memory.
20709 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20711 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
20714 2007-04-26 Jakub Jelinek <jakub@redhat.com>
20717 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
20719 PR tree-optimization/30558
20720 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
20721 clear this_state.prev_try.
20723 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20724 Mark Mitchell <mark@codesourcery.com>
20726 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
20727 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
20728 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
20730 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20733 * doc/invoke.texi (%:print-asm-header): Document.
20734 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
20736 (static_spec_functions): Add print-asm-header.
20737 (main): Print a banner before the --target-help linker options.
20738 (print_asm_header_spec_function): New function.
20740 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
20743 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
20744 (movsf_ie): Likewise.
20746 2007-04-25 Paolo Carlini <pcarlini@suse.de>
20748 * doc/extend.texi ([Type Traits]): Adjust per N2255.
20750 2007-04-25 Bob Wilson <bob.wilson@acm.org>
20752 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
20753 exception for divide-by-zero.
20754 (__umodsi3, __modsi3): Likewise.
20756 2007-04-25 Dirk Mueller <dmueller@suse.de>
20758 * c-typeck.c (build_compound_expr): Annotate warning()
20759 call with OPT_Wunused_value.
20760 * tree-ssa.c (warn_uninit): Annotate warning with
20762 * c-common.c (handle_sentinel_attribute): Annotate warning
20763 call with OPT_Wattributes.
20765 2007-04-25 Thiemo Seufer <ths@mips.com>
20767 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
20768 (mips16): Fix typo.
20769 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
20770 on to the assembler. Improve handling of -mno-mips16. Add handling
20771 of -mno-mips3d, -mno-dsp, -mno-dspr2.
20772 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
20773 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
20774 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
20776 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
20779 * config/i386/winnt.c (i386_pe_file_end): Strip only
20780 USER_LABEL_PREFIX when writing export name.
20782 2007-04-25 Richard Sandiford <richard@codesourcery.com>
20784 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
20785 sh/elf.h, vx-common.h and vxworks.h.
20786 * config/sh/sh.h: Include config/vxworks-dummy.h.
20787 (SUBTARGET_OVERRIDE_OPTIONS): Define.
20788 (OVERRIDE_OPTIONS): Use it.
20789 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
20790 (vxworks_picreg): New pattern.
20791 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
20792 VXWORKS_OS_CPP_BUILTINS.
20793 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
20794 to their VXWORKS_* equivalents.
20795 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
20796 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
20797 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
20798 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
20799 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
20800 -mrtp/-fPIC multilibs.
20801 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
20802 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
20803 (MULTILIB_OSDIRNAMES): Delete.
20805 2007-04-25 Anatoly Sokolov <aesok@post.ru>
20808 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
20810 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
20812 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
20813 rounding mode to be specified by the caller.
20814 (real_to_mpfr) Likewise.
20815 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
20816 include new arguments.
20817 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
20819 2007-04-24 Ian Lance Taylor <iant@google.com>
20821 PR tree-optimization/31605
20822 * tree-vrp.c (set_value_range): Check that min and max are not
20823 both overflow infinities.
20824 (set_value_range_to_value): New static function.
20825 (extract_range_from_binary_expr): Call set_value_range_to_value.
20826 (extract_range_from_cond_expr): Likewise.
20827 (extract_range_from_expr): Likewise.
20828 (extract_range_from_unary_expr): Likewise. Don't create a range
20829 which overflows on both sides.
20830 (vrp_meet): Check for a useless range.
20831 (vrp_visit_phi_node): If we see a constant which looks like an
20832 overflow infinity, turn off the TREE_OVERFLOW flag.
20834 2007-04-24 Ian Lance Taylor <iant@google.com>
20836 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
20838 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
20840 PR diagnostic/25923
20841 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
20842 diagnostic message is being built.
20843 * tree-pretty-print.c (dump_generic_node): Only write the
20844 formatted text into BUFFER's stream if we are not building a
20845 diagnostic message.
20846 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
20848 * Makefile.in (toplev.o): Depend on tree-pass.h.
20850 2007-04-24 Ian Lance Taylor <iant@google.com>
20852 PR tree-optimization/31602
20853 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
20854 conditionals in the copied loop header.
20855 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
20856 warnings if TREE_NO_WARNING is set.
20857 * doc/invoke.texi (Warning Options): Clarify that
20858 -Wstrict-overflow does not warn about loops.
20860 2007-04-24 Janis Johnson <janis187@us.ibm.com>
20862 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
20863 expand on the comment about _Decimal128 arguments and check the
20864 integer result of the modulus operation; for 64-bit ELF ABI, ensure
20865 that _Decimal128 argument uses even/odd register pair.
20866 (function_arg): Ditto.
20868 2007-04-24 Hui-May Chang <hm.chang@apple.com>
20870 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
20871 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
20873 2007-04-24 Richard Guenther <rguenther@suse.de>
20874 Olga Golovanevsky <olga@il.ibm.com>
20876 * fold-const.c (multiple_of_p): Check for bottom
20879 2007-04-24 Richard Henderson <rth@redhat.com>
20881 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
20882 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
20883 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
20884 looking for non-zero bits shifted out. Avoid a recursive call
20885 when constructing the scalar.
20886 (__floatundisf): Likewise.
20888 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
20890 * dwarf2out.c (field_byte_offset): Move the existing logic
20891 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
20892 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
20894 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20897 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
20898 length argument of 0 for memset.
20899 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
20900 unsigned shift instead of the signed variant.
20902 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20904 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
20905 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
20906 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
20907 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
20908 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
20909 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
20910 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
20911 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
20912 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
20913 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
20914 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
20915 "mul<mode>3", "div<mode>3"): Insn definitions added.
20916 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
20917 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
20918 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
20919 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
20920 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
20921 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
20922 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
20923 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
20924 TARGET_FLOAT_FORMAT): Macro definitions removed.
20925 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
20926 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
20927 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
20928 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
20929 (s390_gen_rtx_const_DI): Function removed.
20930 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
20932 2007-04-24 Richard Sandiford <richard@codesourcery.com>
20934 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
20935 over an external ffs function.
20937 2007-04-24 Chao-ying Fu <fu@mips.com>
20938 Richard Sandiford <richard@nildram.co.uk>
20940 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
20941 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
20942 (smadd_widen_optab, umadd_widen_optab): Define.
20943 * optabs.c (init_optabs): Initialize smadd_widen_optab and
20945 * genopinit.c (optabs): Fill in smadd_widen_optab and
20947 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
20948 and umadd_widen_optab to implement multiply-add sequences.
20949 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
20950 (<u>maddsidi4): ...this. Extend condition to include
20951 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20952 of operand 0 to "ka" and use the three-operand form of madd<u>
20954 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
20956 * config/mips/constraints.md (ka): New register constraint.
20958 2007-04-24 Jan Hubicka <j@suse.cz>
20962 2007-04-23 Jan Hubicka <jh@suse.cz>
20963 * function.c (init_function_start): Don't init line number info.
20964 (expand_function_end): Update.
20965 (reset_block_changes, record_block_change, finalize_block_changes,
20966 check_block_change, free_block_changes): Kill.
20967 * function.h (reset_block_changes, record_block_change,
20968 finalize_block_changes, check_block_change, free_block_changes):
20970 (struct function): Remove ib_boundaries_block.
20971 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20972 Use curr_insn_locator to initialize locator.
20973 (emit_line_note): Remove.
20974 * cfgexpand.c (expand_gimple_cond_expr): Update.
20975 (construct_exit_block): Likewise.
20976 (tree_expand_cfg): Initialize/finalize locators.
20977 * expr.c (expand_expr_real): Update.
20978 * cfglayout.c (line_locators_locs, line_locators_lines,
20979 file_locators_locs, file_locators_files): Remove.
20980 (set_block_levels): Move to cfgexpand.c.
20981 (insn_locators_initialize): Remove.
20982 (pass_insn_locators_initialize): Remove.
20983 (locations_locators_locs, locations_locators_vals): New static vars.
20984 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20986 (insn_locators_alloc, insn_locators_finalize,
20987 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20989 (locator_location): New.
20990 (locator_line, locator_file): Rewrite.
20991 * rtl.h (emit_line_note): Kill.
20992 (insn_locators_alloc, insn_locators_finalize,
20993 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20995 * tree-inline.c (initialize_cfun): Do not initialize
20996 ib_boundaries_block.
20997 * passes.c (pass_insn_locators_initialize): Remove.
20999 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
21001 * doc/invoke.texi: Removed leading '-' from option index entries.
21003 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
21005 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
21007 (create_phi_node): Use set_phi_nodes.
21008 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
21009 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
21010 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
21011 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
21012 (bsi_start, bsi_last): Use bb_stmt_list.
21013 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
21014 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
21015 Traverse the statements using tsi iterator.
21016 * basic-block.h (struct basic_block_def): Fields stmt_list
21017 and phi_nodes moved to ...
21018 (struct tree_bb_info): ... new structure.
21019 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
21020 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
21021 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
21022 (tree_verify_flow_info): Verify that il.tree is not set for
21023 entry and exit block.
21024 (tree_split_block): Use set_bb_stmt_list.
21026 2007-04-23 Mike Stump <mrs@apple.com>
21028 * config/i386/i386.c (ix86_tune_features
21029 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
21032 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21034 * config/i386/i386.md (prefix_extra): New attribute.
21035 (length): Add prefix_extra.
21037 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
21038 (sse2_movntv2di): Likewise.
21039 (sse2_cvtps2dq): Likewise.
21040 (sse2_cvtpd2pi): Likewise.
21041 (sse2_cvttpd2pi): Likewise.
21042 (*sse2_cvtpd2ps): Likewise.
21043 (*add<mode>3): Likewise.
21044 (sse2_ssadd<mode>3): Likewise.
21045 (sse2_usadd<mode>3): Likewise.
21046 (*sub<mode>3): Likewise.
21047 (sse2_sssub<mode>3): Likewise.
21048 (sse2_ussub<mode>3): Likewise.
21049 (*mulv8hi3): Likewise.
21050 (*smulv8hi3_highpart): Likewise.
21051 (*umulv8hi3_highpart): Likewise.
21052 (sse2_umulv2siv2di3): Likewise.
21053 (sse2_pmaddwd): Likewise.
21054 (ashr<mode>3): Likewise.
21055 (lshr<mode>3): Likewise.
21056 (ashl<mode>3): Likewise.
21057 (sse2_ashlti3): Likewise.
21058 (sse2_lshrti3): Likewise.
21059 (*umaxv16qi3): Likewise.
21060 (*smaxv8hi3): Likewise.
21061 (*uminv16qi3): Likewise.
21062 (*sminv8hi3): Likewise.
21063 (sse2_eq<mode>3): Likewise.
21064 (sse2_gt<mode>3): Likewise.
21065 (*and<mode>3): Likewise.
21066 (sse2_nand<mode>3): Likewise.
21067 (*ior<mode>3): Likewise.
21068 (*xor<mode>3): Likewise.
21069 (sse2_packsswb): Likewise.
21070 (sse2_packssdw): Likewise.
21071 (sse2_packuswb): Likewise.
21072 (sse2_punpckhbw): Likewise.
21073 (sse2_punpcklbw): Likewise.
21074 (sse2_punpckhwd): Likewise.
21075 (sse2_punpcklwd): Likewise.
21076 (sse2_punpckhdq): Likewise.
21077 (sse2_punpckldq): Likewise.
21078 (sse2_punpckhqdq): Likewise.
21079 (sse2_punpcklqdq): Likewise.
21080 (*sse2_pinsrw): Likewise.
21081 (*sse2_pextrw): Likewise.
21082 (sse2_pshufd_1): Likewise.
21083 (sse2_uavgv16qi3): Likewise.
21084 (sse2_uavgv8hi3): Likewise.
21085 (sse2_psadbw): Likewise.
21086 (sse2_pmovmskb): Likewise.
21087 (*sse2_maskmovdqu): Likewise.
21088 (*sse2_maskmovdqu_rex64): Likewise.
21089 (sse4a_extrqi): Likewise.
21090 (sse4a_extrq): Likewise.
21091 (sse3_lddqu): Set prefix_rep.
21092 (sse3_addsubv4sf3): Likewise.
21093 (sse3_haddv4sf3): Likewise.
21094 (sse3_hsubv4sf3): Likewise.
21095 (sse_cvtss2si): Likewise.
21096 (sse_cvtss2si_2): Likewise.
21097 (sse_cvtss2siq): Likewise.
21098 (sse_cvtss2siq_2): Likewise.
21099 (sse_cvttss2si): Likewise.
21100 (sse_cvttss2siq): Likewise.
21101 (sse2_cvttps2dq): Likewise.
21102 (sse3_movshdup): Likewise.
21103 (sse3_movsldup): Likewise.
21104 (sse2_cvtsd2si): Likewise.
21105 (sse2_cvtsd2si_2): Likewise.
21106 (sse2_cvtsd2siq): Likewise.
21107 (sse2_cvtsd2siq_2): Likewise.
21108 (sse2_cvttsd2si): Likewise.
21109 (sse2_cvttsd2siq): Likewise.
21110 (*sse2_cvtpd2dq): Likewise.
21111 (*sse2_cvttpd2dq): Likewise.
21112 (sse2_pshuflw_1): Likewise.
21113 (sse2_pshufhw_1): Likewise.
21114 (sse4a_insertqi): Likewise.
21115 (sse4a_insertq): Likewise.
21116 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
21117 (ssse3_phadddv4si3): Likewise.
21118 (ssse3_phaddswv8hi3): Likewise.
21119 (ssse3_phsubwv8hi3): Likewise.
21120 (ssse3_phsubdv4si3): Likewise.
21121 (ssse3_phsubswv8hi3): Likewise.
21122 (ssse3_pmaddubswv8hi3): Likewise.
21123 (ssse3_pmulhrswv8hi3): Likewise.
21124 (ssse3_pshufbv16qi3): Likewise.
21125 (ssse3_psign<mode>3): Likewise.
21126 (ssse3_palignrti): Likewise.
21127 (abs<mode>2): Likewise.
21128 (ssse3_phaddwv4hi3): Set prefix_extra.
21129 (ssse3_phadddv2si3): Likewise.
21130 (ssse3_phaddswv4hi3): Likewise.
21131 (ssse3_phsubwv4hi3): Likewise.
21132 (ssse3_phsubdv2si3): Likewise.
21133 (ssse3_phsubswv4hi3): Likewise.
21134 (ssse3_pmaddubswv4hi3): Likewise.
21135 (ssse3_pmulhrswv4hi3): Likewise.
21136 (ssse3_pshufbv8qi3): Likewise.
21137 (ssse3_psign<mode>3): Likewise.
21138 (ssse3_palignrdi): Likewise.
21139 (abs<mode>2): Likewise.
21140 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
21141 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
21142 (sse2_pmovmskb): Set mode to SI instead of V2DF.
21144 2007-04-23 Nick Clifton <nickc@redhat.com>
21146 * params.def: Fix formatting of emacs local variables.
21148 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21150 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
21151 move if inter-unit move isn't allowed.
21152 Don't split moving the first element of V2DI to DI to inter-unit
21153 move if inter-unit move isn't allowed.
21155 2007-04-23 Richard Guenther <rguenther@suse.de>
21157 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
21158 and CDI_POST_DOMINATORS separately.
21160 2007-04-23 Nick Clifton <nickc@redhat.com>
21162 * c.opt (Wformat-contains-nul): Add warning attribute.
21164 2007-04-23 Jan Hubicka <jh@suse.cz>
21166 * function.c (init_function_start): Don't init line number info.
21167 (expand_function_end): Update.
21168 (reset_block_changes, record_block_change, finalize_block_changes,
21169 check_block_change, free_block_changes): Kill.
21170 * function.h (reset_block_changes, record_block_change,
21171 finalize_block_changes, check_block_change, free_block_changes):
21173 (struct function): Remove ib_boundaries_block.
21174 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21175 Use curr_insn_locator to initialize locator.
21176 (emit_line_note): Remove.
21177 * cfgexpand.c (expand_gimple_cond_expr): Update.
21178 (construct_exit_block): Likewise.
21179 (tree_expand_cfg): Initialize/finalize locators.
21180 * expr.c (expand_expr_real): Update.
21181 * cfglayout.c (line_locators_locs, line_locators_lines,
21182 file_locators_locs, file_locators_files): Remove.
21183 (set_block_levels): Move to cfgexpand.c.
21184 (insn_locators_initialize): Remove.
21185 (pass_insn_locators_initialize): Remove.
21186 (locations_locators_locs, locations_locators_vals): New static vars.
21187 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21189 (insn_locators_alloc, insn_locators_finalize,
21190 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21192 (locator_location): New.
21193 (locator_line, locator_file): Rewrite.
21194 * rtl.h (emit_line_note): Kill.
21195 (insn_locators_alloc, insn_locators_finalize,
21196 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21198 * tree-inline.c (initialize_cfun): Do not initialize
21199 ib_boundaries_block.
21200 * passes.c (pass_insn_locators_initialize): Remove.
21202 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21204 PR middle-end/31448
21205 * expr.c (reduce_to_bit_field_precision): Handle
21208 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
21210 PR tree-optimization/24659
21211 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
21212 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
21213 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
21214 * genopinit.c (optabs): Rename vec_pack_mod_optab
21215 to vec_pack_trunc_optab.
21216 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
21217 early for scalar floating point operands for NOP_EXPR.
21218 (vectorizable_type_promotion): Ditto.
21219 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
21220 vec_pack_trunc_optab.
21221 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
21223 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
21224 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
21225 Rename from VEC_PACK_MOD_EXPR.
21226 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
21227 * expr.c (expand_expr_real_1): Ditto.
21228 * tree-inline.c (estimate_num_insns_1): Ditto.
21229 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
21231 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
21232 (vec_unpacks_lo_v4sf): Ditto.
21233 (vec_pack_trunc_v2df): Ditto.
21234 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
21235 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21236 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
21238 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
21240 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21242 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
21243 Rename from VEC_PACK_MOD_EXPR. This expression also represent
21244 packing of floating point operands.
21245 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
21246 represent unpacking of floating point operands.
21247 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
21248 [vec_unpacks_hi]: Ditto.
21249 [vec_unpacks_lo]: Ditto.
21251 2007-04-22 Jan Hubicka <jh@suse.cz>
21253 * final.c (rest_of_handle_final): Call
21254 targetm.asm_out.constructor/targetm.asm_out.destructor
21255 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
21256 proper priority via decl_*_priority_insert.
21257 * c-common.c (c_expand_body): Likewise.
21259 2007-04-22 Richard Guenther <rguenther@suse.de>
21261 PR tree-optimization/29789
21262 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
21263 (rewrite_reciprocal): New helper split out from
21264 determine_invariantness_stmt.
21265 (rewrite_bittest): Likewise.
21266 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
21267 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
21270 2007-04-22 Revital Eres <eres@il.ibm.com>
21272 * loop-unroll.c (var_to_expand): New field to support also
21273 insns of the form x = something + x.
21274 (analyze_insn_to_expand_var): Use it.
21275 (expand_var_during_unrolling): Likewise.
21277 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21279 * predict.c: Include pointer-set.h.
21280 (bb_predictions): New variable.
21281 (tree_predicted_by_p, tree_predict_edge,
21282 remove_predictions_associated_with_edge): Use bb_predictions map
21283 instead of bb->predictions.
21284 (clear_bb_predictions, assert_is_empty): New functions.
21285 (combine_predictions_for_bb): Use bb_predictions map. Call
21286 clear_bb_predictions.
21287 (tree_estimate_probability): Create and free bb_predictions map.
21288 * Makefile.in (predict.o): Add pointer-set.h dependency.
21289 * basic-block.h (struct basic_block_def): Remove predictions
21291 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
21293 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21296 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
21299 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21301 * timevar.c (timevar_print): Change reference of --disable-checking to
21302 --enable-checking=release. Also warn if assert checking is disabled.
21304 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21307 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
21308 decl as addressable if the compound literal was marked as
21310 Mark the decl as a gimple register if it is a complex or
21311 vector decl and does not live in memory.
21313 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21315 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
21316 (GENERIC_NEXT): New function macro.
21317 (PHI_CHAIN): Use phi_node's new chain variable.
21318 (tree_phi_node): Change tree_common to tree_base
21319 and add the chain field.
21320 * tree-phinodes.c (make_phi_node): Don't set
21321 TREE_TYPE on the new node.
21322 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
21323 instead of checking GIMPLE_TUPLE_P in chain_next.
21324 * tree-vect-transform.c
21325 (get_initial_def_for_induction): Look at
21326 PHI_RESULT_TREE for the type of the phi node.
21327 (update_vuses_to_preheader): Use PHI_CHAIN
21328 instead of TREE_CHAIN on the phi node.
21329 * tree-ssa-structalias.c (compute_points_to_sets):
21331 (ipa_pta_execute): Likewise.
21333 2007-04-21 Richard Guenther <rguenther@suse.de>
21335 PR middle-end/31136
21336 * fold-const.c (fold_unary): Call fold_convert_const on the
21339 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
21341 * gcse.c (store_killed_in_insn): Handle PARALLELs.
21342 (store_killed_in_pat): New.
21344 2007-04-20 Richard Henderson <rth@redhat.com>
21347 * config/i386/i386.c (type_has_variadic_args_p): Look for any
21348 TREE_LIST with a void_type_node value, not void_list_node exactly.
21350 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
21352 * doc/standards.texi: Re-arrange into language-specific
21353 subsections. Add a C++ section, documenting which standards we
21356 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21358 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
21359 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
21361 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
21363 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
21364 ecrti.o and crtbegin.o.
21365 (LIB_DEFAULT_SPEC): Include -lc.
21366 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
21368 2007-04-20 Richard Henderson <rth@redhat.com>
21371 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
21372 argument; update all callers.
21373 (get_unaligned_offset): New.
21374 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
21375 get_unaligned_address, just pass on the address directly.
21376 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
21377 the subreg in the helper patterns.
21378 (unaligned_extendqidi_le): Use get_unaligned_offset.
21379 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
21380 (unaligned_extendhidi_be): Likewise.
21381 (unaligned_extendhidi): Tidy.
21382 * config/alpha/alpha-protos.h: Update.
21384 2007-04-20 Richard Henderson <rth@redhat.com>
21386 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
21387 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
21388 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
21389 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21390 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21391 (CPP_SPEC): Don't include %(cpp_subtarget).
21392 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
21393 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21394 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
21396 2007-04-20 Jakub Jelinek <jakub@redhat.com>
21398 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
21399 for __builtin_ia32_cmpordss.
21401 PR tree-optimization/31632
21402 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
21403 and arg1 for optimizations of comparison against min/max values.
21404 Fold arg0 to arg1's type for optimizations of comparison against
21405 min+1 and max-1 values.
21407 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
21409 * reload.c (combine_reloads): When trying to use a dying register,
21410 check whether it's uninitialized and don't use if so.
21412 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
21414 * fold-const.c: Remove prototypes for native_encode_expr and
21415 native_interpret_expr.
21416 (native_encode_expr): Make non-static.
21417 (native_interpret_expr): Likewise.
21418 * tree.h: Add prototypes for the above.
21420 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21422 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
21423 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
21424 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
21425 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
21426 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
21427 Add length attributes.
21429 2007-04-19 Janis Johnson <janis187@us.ibm.com>
21431 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
21434 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
21435 __STDC_WANT_DEC_FP__.
21437 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21439 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
21440 for long double compatibility.
21441 * configure: Regenerate.
21443 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
21445 PR rtl-optimization/29841
21446 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
21448 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
21449 that may cause control flow transfer from being moved.
21451 2007-04-18 Jan Hubicka <jh@suse.cz>
21453 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
21456 2007-04-18 Eric Christopher <echristo@apple.com>
21458 * config/rs6000/darwin.md (load_macho_picbase): Use link register
21459 only. Update operands.
21460 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
21461 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
21462 link register to pic register.
21464 2007-04-18 Dirk Mueller <dmueller@suse.de>
21466 PR diagnostic/31227
21467 * tree-vrp.c (search_for_addr_array): New.
21468 (check_array_bounds): Suppress warning about
21469 address taken of array refs if its not de-referenced.
21471 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21473 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
21474 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
21476 * tree-vectorizer.h (NITERS_KNOWN_P): New.
21477 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
21478 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
21480 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
21482 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
21484 (vect_analyze_scalar_cycles): Fix indentation.
21485 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
21486 (vect_mark_relevant): Include phis in relevance analysis.
21488 * tree-vect-transform.c (vect_transform_loop): Add an assert.
21490 2007-04-18 Anatoly Sokolov <aesok@post.ru>
21492 * config/avr/avr.c (ptrreg_to_str): Replace error() with
21493 output_operand_lossage().
21495 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21497 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
21498 the unused code for reduction without adjust-in-epilog to simplify the
21501 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
21503 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
21504 (S390_TDC_NEGATIVE_ZERO): New constant.
21505 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
21506 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
21507 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
21508 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
21509 (S390_TDC_POSITIVE_INFINITY): New constant.
21510 (S390_TDC_NEGATIVE_INFINITY): New constant.
21511 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
21512 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
21513 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
21514 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
21515 (S390_TDC_INFINITY): New constant.
21516 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
21517 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
21518 optimization for UNSPEC_CCZ_TO_INT.
21519 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
21520 ("*ccz_to_int"): New insn.
21521 ("isinf<mode>2"): New insn.
21522 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
21523 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
21524 (UNSPEC_CCZ_TO_INT): New constant.
21526 2007-04-18 Richard Guenther <rguenther@suse.de>
21528 PR tree-optimization/19431
21529 PR tree-optimization/21463
21530 * tree-pass.h (pass_phiprop): Declare.
21531 * passes.c (init_optimization_passes): New phiprop pass.
21532 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
21533 (phivn_valid_p): New helper function.
21534 (phiprop_insert_phi): Likewise.
21535 (propagate_with_phi): Likewise.
21536 (tree_ssa_phiprop): New propagator propagating loads
21537 through phi nodes if profitable.
21539 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21541 * tree-vect-analyze.c (process_use): New function.
21542 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
21543 Check phis in all bbs.
21544 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
21547 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
21549 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
21552 2007-04-17 Anatoly Sokolov <aesok@post.ru>
21555 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
21558 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
21560 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
21562 (sse_vmmulv4sf3): Likewise.
21563 (sse2_vmaddv2df3): Likewise.
21564 (sse2_vmmulv2df3): Likewise.
21566 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
21568 PR rtl-optimization/31360
21569 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
21570 (target_reg_cost): New.
21571 (init_set_costs): Initialize target_reg_cost. Add comments
21572 regarding the rationale of the costs.
21573 (global_cost_for_size): Renamed to...
21574 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
21575 of register pressure.
21576 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
21577 estimate_reg_pressure_cost. Add number of ivs.
21578 (determine_set_costs): Dump target_reg_cost.
21579 * loop-invariant.c (gain_for_invariant): Use
21580 estimate_reg_pressure_cost. Removed n_inv_uses argument.
21581 (best_gain_for_invariant, find_invariants_to_move): Remove
21583 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
21584 (target_reg_cost): Declare.
21585 (global_cost_for_size): Declaration removed.
21586 (estimate_reg_pressure_cost): Declare.
21588 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
21590 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
21591 regnos into even/odd register pairs.
21592 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
21593 TDmode similar to the other floating point modes.
21594 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
21595 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
21597 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
21598 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
21599 (movdd_hardfloat64): Use TARGET_MFPGPR.
21601 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
21603 * reload1.c (delete_output_reload): Don't count output in n_inherited.
21606 2005-01-05 Richard Henderson <rth@redhat.com>
21608 * reload1.c (do_input_reload): Restrict the optimization deleteing
21609 a previous output reload to RELOAD_FOR_INPUT.
21611 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
21613 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
21614 induc_vec_info_type.
21615 (vectorizable_induction): New function declaration.
21616 * tree-vect-transform.c (get_initial_def_for_induction): No need to
21617 check if already vectorized. Find first place in BB where new stmts
21618 can be inserted. Takes only one argument.
21619 (vectorizable_induction): New function.
21620 (vect_transform_stmt): Add case for induc_vec_info_type to call
21621 vectorizable_induction.
21622 (vect_transform_loop): Consider phis for vectorization.
21623 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
21625 (analyze_operations): Call vectorizable_induction when analyzing phis.
21627 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
21628 (vect_mark_relevant): Include phis in relevance analysis.
21629 (vect_mark_stmts_to_be_vectorize): Likewise.
21630 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
21632 2007-04-16 Lawrence Crowl <crowl@google.com>
21634 * doc/invoke.texi (Debugging Options): Add documentation for the
21635 -femit-struct-debug options -femit-struct-debug-baseonly,
21636 -femit-struct-debug-reduced, and
21637 -femit-struct-debug-detailed[=...].
21639 * c-opts.c (c_common_handle_option): Add
21640 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
21641 and OPT_femit_struct_debug_detailed_.
21642 * c.opt: Add specifications for
21643 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
21644 and -femit-struct-debug-detailed[=...].
21645 * opts.c (set_struct_debug_option): Parse the
21646 -femit-struct-debug-... options.
21647 * opts.c (matches_main_base, main_input_basename,
21648 main_input_baselength, base_of_path, matches_main_base): Add
21649 variables and functions to compare header base name to compilation
21651 * opts.c (should_emit_struct_debug): Add to determine to emit a
21652 structure based on the option.
21653 (dump_struct_debug) Also disabled function to debug this
21655 * opts.c (handle_options): Save the base name of the
21658 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
21659 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
21660 This hook indicates if a type is generic. Set it by default
21661 to "never generic".
21662 * langhooks.h (struct lang_hooks_for_types): Add a new hook
21663 to determine if a struct type is generic or not.
21664 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
21665 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
21666 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
21667 with live C++ hook.
21669 * flags.h (enum debug_info_usage): Add an enumeration to describe
21670 a program's use of a structure type.
21671 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
21672 to indicate the program's usage of the type. Filter structs based
21673 on the -femit-struct-debug-... specification.
21674 (gen_type_die): Split into two routines, gen_type_die and
21675 gen_type_die_with_usage. gen_type_die is now a wrapper
21676 that assumes direct usage.
21677 (gen_type_die_with_usage): Replace calls to gen_type_die
21678 with gen_type_die_with_usage adding the program usage of
21679 the referenced type.
21680 (dwarf2out_imported_module_or_decl): Suppress struct debug
21681 information using should_emit_struct_debug when appropriate.
21683 2007-04-16 Ian Lance Taylor <iant@google.com>
21685 PR tree-optimization/31522
21686 * tree-vrp.c (vr_phi_edge_counts): New static variable.
21687 (vrp_initialize): Allocate vr_phi_edge_counts.
21688 (vrp_visit_phi_node): Don't push to infinity if we saw a new
21689 executable edge. Drop test for all constants.
21690 (vrp_finalize): Free vrp_phi_edge_counts.
21692 * doc/cpp.texi (Common Predefined Macros): Clarify description of
21693 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21695 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
21696 predecessors at head rather than tail.
21698 2007-04-16 Matthias Klose <doko@debian.org>
21700 * config/alpha/linux.h (CPP_SPEC): Define.
21701 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
21703 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
21705 * function.h: Remove sequence_stack extern declaration.
21707 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21709 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
21711 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
21714 2007-04-16 Anatoly Sokolov <aesok@post.ru>
21716 * config/avr/avr.c (avr_arch_types): Rearranging array.
21717 (enum avr_arch): Add.
21718 (avr_mcu_types): Use avr_arch enumeration constants instead of
21720 * config/avr/avr.h (LINK_SPEC): Simplify.
21722 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21724 * config/m68k/m68k.c (m68k_libcall_value,
21725 m68k_function_value): Use macros for register names more.
21727 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
21729 (M68K_REGNAME): Use A6_REG.
21730 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
21732 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21734 PR middle-end/28071
21735 * sched-int.h (struct deps): Split field 'pending_lists_length' into
21736 'pending_read_list_length' and 'pending_write_list_length'. Update
21738 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
21739 to handle two length counters instead of one. Update all uses.
21740 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
21741 two length counters instead of one.
21742 * sched-rgn.c (propagate_deps): Update to handle two length counters
21745 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
21748 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
21749 copy of source, pass it to ix86_expand_vector_set and return
21752 2007-04-16 David Ung <davidu@mips.com>
21753 Joseph Myers <joseph@codesourcery.com>
21755 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
21756 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
21757 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
21758 Add 74K processor information.
21759 * config/mips/mips.md: Include 74k.md.
21760 (cpu): Add 74kc,74kf,74kx.
21761 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
21762 * config/mips/74k.md: New.
21763 * doc/invoke.texi (MIPS Options): Document 74K support.
21765 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
21767 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
21768 vectorizable_* functions.
21769 * tree-vect-transform.c (vectorizable_call): Add check for
21770 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
21771 (vectorizable_store): likewise.
21772 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
21774 (vectorizable_operation, vectorizable_type_demotion): Likewise.
21775 (vectorizable_type_promotion, vectorizable_load): Likewise.
21776 (vectorizable_live_operation, vectorizable_condition): Likewise.
21777 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
21779 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
21781 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21783 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
21784 register numbers more.
21785 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
21786 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
21787 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
21788 FUNCTION_VALUE_REGNO_P): Likewise.
21789 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
21790 STATIC_CHAIN_REGNUM): Likewise.
21791 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
21792 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
21793 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
21794 * config/m68k/m68k.md (FP_REG): New.
21796 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21798 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
21801 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21803 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
21804 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
21807 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21809 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
21812 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
21815 * c-decl.c (finish_decl): Grab the type of the decl after the call
21816 to store_init_value.
21818 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
21820 * common.opt (fforward-propagate): Fix "Optimization" annotation.
21822 2007-04-14 Jakub Jelinek <jakub@redhat.com>
21825 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
21826 dominators, post dominators and cleanup cfg before returning.
21828 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
21830 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
21831 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
21833 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
21835 * config.gcc: Recognize fido.
21836 * config/m68k/m68k-devices.def (fidoa): New.
21837 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
21839 (FL_FIDOA, TARGET_FIDOA): New.
21840 * config/m68k/m68k.opt (mfidoa): New.
21842 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21844 PR middle-end/31322
21845 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
21846 when a personality function is used.
21848 2007-04-13 Bob Wilson <bob.wilson@acm.org>
21850 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
21852 2007-04-13 Mike Stump <mrs@apple.com>
21854 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
21856 * config/darwin.opt (fapple-kext): Make C++ only.
21857 * config/darwin.c (darwin_override_options): Remove code to ensure
21858 -fapple-kext is given for C++ only.
21860 2007-04-13 Richard Sandiford <richard@codesourcery.com>
21862 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
21863 * config/mips/mips.c (override_options): Call
21864 SUBTARGET_OVERRIDE_OPTIONS, if defined.
21866 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21868 * config/i386/i386.opt (msvr3-shlib): Removed.
21870 * doc/invoke.texi: Remove -msvr3-shlib.
21872 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21874 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
21875 with "popcnt" instruction.
21877 2007-04-13 Richard Guenther <rguenther@suse.de>
21879 PR tree-optimization/21258
21880 * tree-vrp.c (compare_case_labels): New helper.
21881 (find_switch_asserts): New function.
21882 (find_assert_locations): Call it for SWITCH_EXPRs.
21884 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
21886 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
21887 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
21888 check is now implied in X87_FLOAT_MODE_P.
21889 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21890 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21891 (fix_trunc<mode>_i386_fisttp): Ditto.
21892 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21893 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21894 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21895 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21896 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21897 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21898 (unnamed_splitters): Ditto.
21899 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
21900 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
21901 FIRST_SSE_REG for local functions when SSE math is enabled or
21902 for functions with sseregparm attribute.
21903 (standard_80387_constant_p): Return -1 if mode is not
21905 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
21906 (ix86_expand_compare): Ditto.
21907 (ix86_expand_carry_flag_compare): Ditto.
21908 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
21909 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
21910 DECIMAL_FLOAT_MODE_P.
21911 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
21912 of SCALAR_FLOAT_MODE_P.
21913 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
21914 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
21915 checks before FLOAT_MODE_P.
21916 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
21917 before FLOAT_MODE_P.
21922 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
21924 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
21925 Charles Wilson <libtool@cwilson.fastmail.fm>
21927 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
21928 (libgcc.mvars): Don't depend on them.
21929 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
21930 * exec-tool.in: New.
21932 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
21934 * doc/invoke.text (--help): Document --help=common.
21936 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
21938 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
21940 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21942 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
21943 * genemit.c (main): Emit #include "integrate.h".
21944 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
21945 (LOADGP_RTP): New mips_loadgp_style.
21946 * config/mips/mips.h: Include config/vxworks-dummy.h.
21947 (TARGET_RTP_PIC): New macro.
21948 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
21949 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
21950 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
21951 for TARGET_RTP_PIC.
21952 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
21953 -mvxworks-pic when using -mrtp and a PIC option.
21954 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
21956 (mips_symbolic_constant_p, mips_symbolic_address_p)
21957 (mips_symbol_insns): Handle SYMBOL_HALF.
21958 (override_options): Warn about -G and -mrtp being used together.
21959 Initialize mips_lo_relocs[SYMBOL_HALF].
21960 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
21961 (mips_emit_loadgp): Handle LOADGP_RTP.
21962 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
21963 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
21964 (tablejump): Handle function-relative case table entries if
21966 * config/mips/predicates.md (symbol_ref_operand): New predicate.
21968 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21970 * config/mips/mips.md (load_call<mode>): Allow any general register.
21972 (sibcall_value_internal, sibcall_value_multiple_internal)
21973 (call_value_internal, call_value_split, call_value_multiple_internal)
21974 (call_value_multiple_split): Remove constraints from operand 0.
21976 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21978 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
21979 rather than loadgp_noshared.
21980 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
21981 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
21983 * config/mips/mips.md (loadgp): Rename to...
21984 (loadgp_newabi): ...this.
21985 (loadgp_noshared): Rename to...
21986 (loadgp_absolute): ...this.
21988 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21990 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
21991 false for locally-binding symbols.
21992 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
21994 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21996 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
21997 (SYMBOL_GOT_PAGE_OFST): ...this.
21998 (SYMBOL_GOT_GLOBAL): Rename to...
21999 (SYMBOL_GOT_DISP): ...this.
22000 (SYMBOL_GOTOFF_GLOBAL): Rename to...
22001 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
22002 * config/mips/mips.c (mips_global_symbol_p): New function.
22003 (mips_symbol_binds_local_p): Likewise.
22004 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
22005 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
22006 mips_global_symbol_p and mips_symbol_binds_local_p.
22007 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
22008 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
22009 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
22010 SYMBOL_GOTOFF_DISP.
22011 (mips_ok_for_lazy_binding_p): New function.
22012 (mips_load_call_address, mips_expand_call): Use it.
22013 (mips_dangerous_for_la25_p): Likewise.
22014 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
22015 (*got_disp<mode>): Use got_disp_operand instead of
22016 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
22017 SYMBOL_GOTOFF_GLOBAL.
22018 (*got_page<mode>): Use got_page_ofst_operand instead of
22020 * config/mips/predicates.md (const_call_insn_operand): Use
22021 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
22022 (global_got_operand): Rename to...
22023 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
22025 (local_got_operand): Rename to...
22026 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
22027 of SYMBOL_GOT_LOCAL.
22029 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22031 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
22032 TARGET_CALL_CLOBBERED_GP.
22033 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22034 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
22035 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
22036 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
22037 of TARGET_ABICALLS && !TARGET_NEWABI.
22038 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22039 * config/mips/mips.c (mips_load_call_address): Check
22040 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22041 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22042 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22043 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
22044 TARGET_ABICALLS && TARGET_NEWABI.
22045 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
22047 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
22048 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
22049 TARGET_ABICALLS && TARGET_NEWABI.
22050 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
22051 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
22052 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
22053 whether indirect calls must use $25.
22054 (mips_extra_live_on_entry): Check TARGET_GOT instead of
22056 * config/mips/mips.md (jal_macro): Check flag_pic and
22057 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
22058 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
22059 instead of TARGET_ABICALLS.
22060 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
22061 TARGET_ABICALLS && TARGET_OLDABI.
22062 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22063 (sibcall): In the comment above the define_insn, mention
22064 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
22065 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
22066 instead of TARGET_ABICALLS.
22068 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
22070 * doc/md.texi (Blackfin family constraints): Document PA and PB.
22071 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
22072 (MACFLAGS_MATCH_P): New macro.
22073 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
22074 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
22075 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
22076 the other MACFLAG constants.
22077 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
22078 (flag_machi): Tighten constraints. Renumber some of the operands.
22079 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
22081 (flag_machi_parts_acconly): New pattern.
22082 (flag_macinithi): Tighten constraints. Allow any accumulator to be
22084 (flag_macinit1hi): Tighten constraints.
22085 (flag_mul_macv2hi_parts_acconly): New pattern.
22087 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
22088 Use a more efficient implementation.
22089 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
22090 inline sequences when not optimizing for size.
22092 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
22093 movhi_high2low): Delete, merge functionality into...
22094 (packv2hi): ... this pattern.
22096 2007-02-11 Jie Zhang <jie.zhang@analog.com>
22097 * config/bfin/bfin.opt (msim): New option.
22098 (mcpu=): New option.
22099 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
22100 (bfin_cpu_t): Typedef of enum bfin_cpu.
22101 (bfin_cpu_type): New declaration.
22102 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
22103 -msim and -mcpu= options.
22104 (LIB_SPEC): Likewise.
22105 * config/bfin/bfin.c (bfin_cpu_type): Define.
22106 (bfin_handle_option): Handle -mcpu= option.
22107 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
22108 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
22109 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
22111 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22113 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
22114 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
22115 (powerpc-wrs-vxworksae): Use ${tm_file}.
22116 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
22117 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
22118 * config/i386/vx-common.h: New file.
22120 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22122 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
22125 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
22127 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
22130 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
22134 * c-common.c (c_build_qualified_type): Set canonical type
22137 2007-04-12 Richard Guenther <rguenther@suse.de>
22139 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
22140 lower bound and element size if lower bound is not zero
22141 or either of the ARRAY_REF operands is set.
22143 2007-04-12 Richard Guenther <rguenther@suse.de>
22145 PR tree-optimization/24689
22146 PR tree-optimization/31307
22147 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
22149 * gimplify.c (canonicalize_addr_expr): To be consistent with
22150 gimplify_compound_lval only set operands two and three of
22151 ARRAY_REFs if they are not gimple_min_invariant. This makes
22152 it never at this place.
22153 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
22155 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22157 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
22158 null before emitting a .nsubspa directive.
22160 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22162 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
22163 need_to_partition_p if there are no memory statements in the
22166 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22168 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
22169 (gcd_of_steps_may_divide_p): New function.
22170 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
22172 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22174 * reload.c (find_reloads_toplev, find_reloads_address,
22175 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
22176 not a pointer equality test, to decide if we need to call
22177 push_reg_equiv_alt_mem.
22179 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
22181 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
22182 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
22184 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
22186 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22188 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
22189 vector to be positive.
22191 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22195 * doc/invoke.texi: Document --params max-aliased-vops and
22197 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
22198 debug_memory_partitions): Move to tree-flow.h
22199 * params.h (AVG_ALIASED_VOPS): Define.
22200 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
22202 (mp_info_t): Likewise.
22203 (get_mem_sym_stats_for): New.
22204 (set_memory_partition): Move from tree-flow-inline.h.
22205 (mark_non_addressable): Only clear the set of symbols for the
22206 partition if it exists.
22207 (dump_memory_partitions): Move from tree-ssa-operands.c
22208 (debug_memory_partitions): Likewise.
22209 (need_to_partition_p): New.
22210 (dump_mem_ref_stats): New.
22211 (debug_mem_ref_stats): New.
22212 (dump_mem_sym_stats): New.
22213 (debug_mem_sym_stats): New.
22214 (update_mem_sym_stats_from_stmt): New.
22215 (compare_mp_info_entries): New.
22216 (mp_info_cmp): Call it.
22217 (sort_mp_info): Change argument to a list of mem_sym_stats_t
22219 (get_mpt_for): Move from tree-ssa-operands.c.
22220 (find_partition_for): New.
22221 (create_partition_for): Remove.
22222 (estimate_vop_reduction): New.
22223 (update_reference_counts): New.
22224 (build_mp_info): New.
22225 (compute_memory_partitions): Refactor.
22226 Document new heuristic.
22227 Call build_mp_info, update_reference_counts,
22228 find_partition_for and estimate_vop_reduction.
22229 (compute_may_aliases): Populate virtual operands before
22230 calling debugging dumps.
22231 (delete_mem_sym_stats): New.
22232 (delete_mem_ref_stats): New.
22233 (init_mem_ref_stats): New.
22234 (init_alias_info): Call it.
22235 (maybe_create_global_var): Remove alias_info argument.
22236 Get number of call sites and number of pure/const call sites
22237 from gimple_mem_ref_stats().
22238 (dump_alias_info): Call dump_memory_partitions first.
22239 (dump_points_to_info_for): Show how many times a pointer has
22241 * opts.c (decode_options): For -O2 set --param
22242 max-aliased-vops to 500.
22243 For -O3 set --param max-aliased-vops to 1000 and --param
22244 avg-aliased-vops to 3.
22245 * fortran/options.c (gfc_init_options): Remove assignment to
22247 * tree-flow-inline.h (gimple_mem_ref_stats): New.
22248 * tree-dfa.c (dump_variable): Dump memory reference
22250 Dump NO_ALIAS* settings.
22251 (referenced_var_lookup): Tidy.
22252 (mem_sym_stats): New.
22253 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
22254 and ORIG are different SSA names for a memory partition.
22255 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
22256 * tree-flow.h (struct mem_sym_stats_d): Define.
22257 (mem_sym_stats_t): Define.
22258 (struct mem_ref_stats_d): Define.
22259 (struct gimple_df): Add field mem_ref_stats.
22260 (enum noalias_state): Define.
22261 (struct var_ann_d): Add bitfield noalias_state.
22262 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
22263 debug_mem_ref_stats, debug_memory_partitions,
22264 debug_mem_sym_stats): Declare.
22265 * tree-ssa-structalias.c (update_alias_info): Update call
22266 sites, pure/const call sites and asm sites in structure
22267 returned by gimple_mem_ref_stats.
22268 Remove local variable IS_POTENTIAL_DEREF.
22269 Increase NUM_DEREFS if the memory expression is a potential
22271 Call update_mem_sym_stats_from_stmt.
22272 If the memory references memory, call
22273 update_mem_sym_stats_from_stmt for all the direct memory
22274 symbol references found.
22275 (intra_create_variable_infos): Set noalias_state field for
22276 pointer arguments according to the value of
22277 flag_argument_noalias.
22278 * tree-ssa-structalias.h (struct alias_info): Remove fields
22279 num_calls_found and num_pure_const_calls_found.
22280 (update_mem_sym_stats_from_stmt): Declare.
22281 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
22282 Set default value to 100.
22283 (PARAM_AVG_ALIASED_VOPS): Define.
22285 2007-04-11 Richard Guenther <rguenther@suse.de>
22287 PR middle-end/31530
22288 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
22289 a * -b + c as c - a * b if we honor sign dependent rounding.
22291 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22293 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
22294 bfin_expand_strmov.
22295 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
22296 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
22298 (initialize_trampoline): Don't use old-style function definition.
22299 (bfin_secondary_reload): Mark IN_P argument as unused.
22301 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
22303 PR tree-optimization/31343
22304 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
22305 (build_polynomial_chrec): Return a scalar when the evolution is zero.
22306 * testsuite/gcc.dg/vect/pr31343.c: New.
22308 2007-04-10 Eric Christopher <echristo@apple.com>
22310 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
22311 * config/i386/i386.md (*cmpfp0): Use.
22312 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22313 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22314 (fix_trunc<mode>_i386_fisttp): Ditto.
22315 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22316 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22317 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22318 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22319 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22320 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22321 (unnamed_splitters): Ditto.
22322 * config/i386/i386.c (output_fix_trunc): Assert that
22323 we're not being passed a TFmode operand.
22325 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
22327 PR tree-optimization/31526
22328 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
22329 n_basic_blocks to find newly added blocks.
22331 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
22333 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
22335 (fix_trunc<mode>si_sse): Ditto.
22336 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
22337 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
22338 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
22339 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
22340 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
22341 expander using SSEMODEF mode macro.
22342 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
22343 expander using SSEMODEF mode macro.
22344 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
22345 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
22346 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
22347 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
22348 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
22349 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
22350 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
22351 Macroize insn using X87MODEF mode macro.
22353 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
22355 * config/i386/sse.md (sse2_pinsrw): Removed.
22356 (sse2_pextrw): Renamed to ...
22357 (*sse2_pextrw): This.
22359 2007-04-09 Jan Hubicka <jh@suse.cz>
22362 * config/i386/sse.md
22363 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
22364 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
22365 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
22366 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
22368 2007-04-09 Jan Hubicka <jh@suse.cz>
22370 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
22371 multiple fields of union.
22373 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
22375 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
22376 (create_preheaders): Check that loops are available.
22377 (fix_loop_structure): Clean up, improve comments.
22378 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
22379 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
22381 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
22382 * predict.c (tree_estimate_probability): Do not call
22383 calculate_dominance_info. Call create_preheaders.
22384 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
22385 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
22387 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
22388 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
22389 * tree-cfg.c (tree_split_edge): Make an assert more precise.
22390 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
22393 2007-04-08 Jan Hubicka <jh@suse.cz>
22395 * tree.h (maybe_fold_offset_to_component_ref): Declare.
22396 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
22397 * fold-const.c (fold_unary): Use it.
22399 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
22401 * varasm.c (assemble_variable): Remove call to
22402 lang_hooks.decls.prepare_assemble_variable.
22403 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
22404 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
22405 * langhooks.h (lang_hooks_for_decls): Remove
22406 prepare_assemble_variable.
22408 2007-04-08 Mike Stump <mrs@apple.com>
22410 * config/i386/i386.c: Use inc/dec on Core2.
22412 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
22414 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
22415 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22416 lhd_tree_inlining_end_inlining): Remove.
22417 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
22418 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
22419 end_inlining hooks.
22420 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
22421 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22422 lhd_tree_inlining_end_inlining): Remove prototypes.
22423 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
22424 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
22425 LANG_HOOKS_TREE_INLINING_START_INLINING,
22426 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
22428 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
22431 2007-04-08 Anatoly Sokolov <aesok@post.ru>
22434 * config/avr/predicates.md (io_address_operand): Delete predicate.
22435 (low_io_address_operand): Don't use 'mode' argument.
22436 (higth_io_address_operand): Rename ...
22437 (high_io_address_operand): ... to this. Don't use 'mode' argument.
22438 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
22441 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
22443 Revert change removing staticp.
22445 2007-04-07 Anatoly Sokolov <aesok@post.ru>
22448 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
22451 2007-04-07 Bruce Korb <bkorb@gnu.org>
22453 * c.opt: Add -Wformat-contains-nul.
22454 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
22456 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
22457 the NUL byte warning.
22459 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
22461 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
22463 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22465 * tree.c (staticp): No longer use staticp langhook.
22466 * langhooks.c (lhd_staticp): Removed.
22467 * langhooks.h (struct lang_hooks): Remove staticp.
22468 * c-common.c (c_staticp): Remove.
22469 * c-common.h (c_staticp): Ditto.
22470 * langhooks-defs.h (lhd_staticp): Ditto.
22471 (LHD_HOOKS_STATICP): Ditto
22472 * tree.h (gcc_assert_lowered): New macro.
22474 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
22476 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
22477 argument "reliable".
22478 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
22479 Add argument "reliable". Propagate it through calls.
22480 (infer_loop_bounds_from_undefined): Derive number of iterations
22481 estimates from references in blocks that do not dominate loop latch.
22482 (gcov_type_to_double_int): New function.
22483 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
22484 and expected_loop_iterations_unbounded.
22485 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
22486 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
22487 * tree-data-ref.c (estimated_loop_iterations): Export.
22488 (get_references_in_stmt): Fix -- do not return addresses of local
22490 * cfgloop.h (expected_loop_iterations_unbounded,
22491 estimated_loop_iterations): Declare.
22493 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
22495 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
22497 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22499 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
22500 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
22501 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
22502 Use output_387_reg_move().
22503 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
22504 expander using X87MODEF12 mode macro.
22505 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
22506 choosing register preferences. Use output_387_reg_move().
22507 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
22508 instead of "x". Use output_387_reg_move().
22509 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
22510 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
22511 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
22512 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
22513 Use output_387_reg_move().
22514 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
22516 (*truncxf?f_i387 splitter): Ditto.
22518 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22520 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
22521 LANG_HOOKS_SAFE_FROM_P.
22522 * expr.c (safe_from_p): Remove langhook call.
22523 * langhooks.h (lang_hooks): Remove safe_from_p.
22524 (lhd_safe_from_p): Remove prototype.
22525 * langhooks.c (lhd_safe_from_p): Remove.
22527 2007-04-06 Jan Hubicka <jh@suse.cz>
22529 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
22532 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22534 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
22535 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
22536 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
22537 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
22539 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
22540 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
22542 2007-04-05 Richard Henderson <rth@redhat.com>
22544 * config/alpha/alpha.c (print_operand) [+]: Remove.
22545 (alpha_end_function): Print nop if call at end of function.
22546 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
22547 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
22548 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
22549 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
22550 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
22551 the call pattern. Update peepholes to match.
22553 2007-04-05 Janis Johnson <janis187@us.ibm.com>
22555 * doc/extend.texi (Other Builtins): Add decimal float variants
22557 * builtins.def: Ditto.
22558 * builtins.c (expand_builtin): Ditto.
22560 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
22561 H.J. Lu <hongjiu.lu@intel.com>
22564 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
22565 of V8HImode when calling ix86_binary_operator_ok.
22566 (sse2_pmaddwd): Call ix86_binary_operator_ok.
22567 (sdot_prodv8hi): Operands 1 and 2 must be register.
22569 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22571 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
22572 initialize align to silence bogus warning.
22574 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22576 PR middle-end/22156
22577 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
22579 (struct sra_walk_fns): Remove use_all parameter from use.
22580 (sra_hash_tree): Handle BIT_FIELD_REFs.
22581 (sra_elt_hash): Don't hash bitfld blocks.
22582 (sra_elt_eq): Skip them in parent compares as well. Handle
22584 (sra_walk_expr): Don't maintain or pass down use_all_p.
22585 (scan_use): Remove use_all parameter.
22586 (scalarize_use): Likewise. Re-expand assignment to
22587 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
22588 output, and re-scalarize after output. Don't mark anything
22590 (scalarize_ldst): Adjust.
22591 (scalarize_walk_gimple_modify_statement): Likewise.
22592 (build_element_name_1): Handle BIT_FIELD_REFs.
22593 (instantiate_element): Don't warn for any element whose parent
22594 is used as a whole.
22595 (instantiate_missing_elements_1): Return the sra_elt.
22596 (canon_type_for_field): New.
22597 (try_instantiate_multiple_fields): New.
22598 (instantiate_missing_elemnts): Use them.
22599 (mark_no_warning): Removed.
22600 (generate_one_element_ref): Handle BIT_FIELD_REFs.
22601 (REPLDUP, sra_build_elt_assignment): New.
22602 (generate_copy_inout): Use them.
22603 (generate_element_copy): Likewise. Handle bitfld differences.
22604 (generate_element_zero): Don't recurse for blocks. Use
22605 sra_build_elt_assignment.
22606 (generate_one_element_int): Take elt instead of var. Use
22607 sra_build_elt_assignment.
22608 (generate_element_init_1): Adjust.
22609 (scalarize_use, scalarize_copy): Use REPLDUP.
22610 (scalarize_ldst): Move assert before dereference.
22611 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
22613 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22615 * regmove.c: Fix unused variable warnings due to previous commit.
22617 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22619 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
22620 (regmove_bb_head): Remove.
22621 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
22622 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
22623 problems with fixup_match_1.
22624 Don't initialize/free regmove_bb_head.
22626 (reg_is_remote_constant_p): If an insn is in the same basic block
22627 but not before INSN, consider it remote, too.
22629 2007-04-05 Anatoly Sokolov <aesok@post.ru>
22632 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
22633 DECL_ASSEMBLER_NAME, not the DECL_NAME.
22635 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
22637 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
22638 (CONDITIONAL_REGISTER_USAGE): Likewise.
22640 2007-04-04 Richard Henderson <rth@redhat.com>
22642 * config/alpha/lib1funcs.asm: Remove unused file.
22644 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22647 * opts.c (print_specific_help): Fix --help=<language>
22649 (common_handle_option): Support --help=common.
22651 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22654 * gcc.c (main): Do not run the linker if
22655 print_subprocess_help indicates that it shouldn't be
22658 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22661 * doc/invoke.texi (--help=): Document <languages> value, fix
22662 formatting in tables of values.
22664 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
22666 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
22667 dllimport attribute of virtual methods.
22669 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
22671 * config/score/crti.asm: Change _bss_start to __bss_start.
22672 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
22673 (OUTGOING_REG_PARM_STACK_SPACE) update.
22674 * config/score/score.opt: add options to make backend support
22675 score5, score5u, score7 and score7d.
22676 * config/score/score.md: Likewise.
22677 * config/score/misc.md: Likewise.
22678 * config/score/mac.md: Likewise.
22679 * doc/invoke.texi: Likewise.
22680 * doc/md.texi: update constraints define.
22682 2007-04-03 Richard Henderson <rth@redhat.com>
22684 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
22685 an appropriate type, use the mode instead.
22687 2007-04-03 Richard Sandiford <richard@codesourcery.com>
22689 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
22690 Set the default --with-arch setting to mips2.
22691 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
22692 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
22693 (MULTILIB_OSDIRNAMES): Delete.
22694 (MULTILIB_DIRNAMES): Define.
22695 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
22696 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
22697 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
22698 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
22699 VXWORKS_OS_CPP_BUILTINS.
22700 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
22701 (MIPS_DEBUGGING_INFO): Undefine.
22702 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
22704 2007-04-03 Jakub Jelinek <jakub@redhat.com>
22706 PR middle-end/30704
22707 * fold-const.c (native_encode_real): Encode real.c provided longs
22708 as a series of 32-bit native integers.
22709 (native_interpret_real): Interpret buffer as a series of 32-bit
22712 2007-04-03 Richard Guenther <rguenther@suse.de>
22714 * genpreds.c (write_insn_constraint_len): Write function
22715 optimized for CONSTRAINT_LEN implementation.
22716 (write_tm_preds_h): Output insn_constraint_len inline and
22717 use it for CONSTRAINT_LEN.
22718 (write_insn_preds_c): Don't output insn_constraint_len.
22719 * doc/md.texi (define_register_constraint): Document multi-letter
22720 constraints shall have the same length if they start with the same
22723 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22726 * config/i386/i386.md (isinf<mode>2): Expand only when
22727 TARGET_C99_FUNCTIONS is set.
22729 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22731 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
22732 (x86_64-*-linux*): Ditto.
22733 * config/i386/i386.opt (mpc): New option.
22734 * config/i386/i386.c (overrride_options): Handle
22735 ix87_precision_string.
22736 * config/i386/crtprec.c: New file.
22737 * config/i386/t-crtpc: Ditto.
22738 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
22739 and -mpc80 options.
22740 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
22741 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
22742 crtprec32.o, crtprec64.o and crtprec80.o.
22744 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
22745 and -mpc80 options.
22746 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
22748 2007-04-02 Eric Christopher <echristo@apple.com>
22750 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
22751 limitations on darwin.
22753 2007-04-02 Anatoly Sokolov <aesok@post.ru>
22756 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
22758 2007-04-02 Dave Korn <dave.korn@artimi.com>
22760 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
22762 2007-04-02 Dave Korn <dave.korn@artimi.com>
22764 * libgcc2.h (exception_descriptor): Don't forward-declare.
22765 (__get_eh_table_language, __get_eh_table_version): Delete
22766 prototypes of long-dead functions.
22768 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
22770 * ebitmap.h: New file
22771 * ebitmap.c: New file
22772 * Makefile.in (ebitmap.o): New target.
22774 2007-04-01 Jan Hubicka <jh@suse.cz>
22776 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
22777 before very first instruction.
22779 2007-04-01 Jan Hubicka <jh@suse.cz>
22781 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
22782 waring on 64bit hosts.
22783 * bitmap.h: Fix typo in bitmap_head_def.
22785 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
22787 PR rtl-optimization/31391
22788 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
22789 into a DELETED_LABEL note, and the label is in an empty basic
22790 block, update BB_END as well as BB_HEAD.
22792 2007-04-01 Richard Henderson <rth@redhat.com>
22794 PR tree-optimization/31169
22795 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
22796 to varying if the range is outside [0, prec-1].
22798 2007-04-01 Richard Sandiford <richard@codesourcery.com>
22801 * config/mips/mips.md (load_const_gp): New insn.
22802 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
22803 the MIPS16 GP pseudo register if no_new_pseudos.
22804 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
22806 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22809 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
22811 (call_value): Likewise.
22813 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
22814 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22817 * doc/invoke.texi: (optimization options): Reword description
22818 of -ffast-math. Document its primary purpose.
22820 2007-03-31 Richard Guenther <rguenther@suse.de>
22822 * omp-low.c (splay-tree.h): Include.
22823 (lookup_decl): Replace splay-tree usage by pointer-map.
22824 (maybe_lookup_decl): Likewise.
22825 (new_omp_context): Likewise.
22826 (delete_omp_context): Likewise.
22827 * gimplify.c (splay-tree.h): Include.
22828 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
22830 (remap_ssa_name): Likewise.
22831 (remap_decl): Likewise.
22832 (remap_type_1): Likewise.
22833 (remap_type): Likewise.
22834 (copy_body_r): Likewise.
22835 (expand_call_inline): Likewise.
22836 (clone_body): Likewise.
22837 (copy_tree_r): Likewise.
22838 (remap_save_expr): Likewise.
22839 (unsave_r): Likewise.
22840 (unsave_expr_now): Likewise.
22841 (tree_function_versioning): Likewise.
22842 (build_duplicate_type): Likewise.
22843 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
22844 (struct copy_body_data): Replace splay-tree by pointer-map.
22845 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
22846 not $(SPLAY_TREE_H).
22847 (gimplify.o): Depend on $(SPLAY_TREE_H).
22848 (omp-low.p): Likewise.
22850 2007-03-31 Anatoly Sokolov <aesok@post.ru>
22852 * config/avr/predicates.md (even_register_operand,
22853 odd_register_operand): New predicates.
22854 * config/avr/avr.md (movw peephole2): New.
22855 (movw_r peephole2): New.
22857 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
22859 * tree.h (get_signed_or_unsigned_type): New.
22860 * fold-const.c (operand_equal_for_comparison_p): Use
22861 get_signed_or_unsigned_type instead of
22862 lang_hooks.types.signed_or_unsigned_type.
22863 * expr.c (store_expr): Ditto.
22864 * langhooks.c (get_signed_or_unsigned_type): New.
22865 (lhd_signed_or_unsigned_type): New.
22866 * langhooks.h (lhd_signed_or_unsigned_type): New.
22867 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
22869 2007-03-30 Richard Henderson <rth@redhat.com>
22871 * tree-ssa-loop-ivopts.c: Include target.h.
22872 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
22873 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
22874 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
22875 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
22877 2007-03-30 Richard Henderson <rth@redhat.com>
22878 Kai Tietz <kai.tietz@onevision.com>
22880 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
22881 default for 64-bit.
22882 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
22883 (TARGET_64BIT_MS_ABI): New.
22884 (DBX_REGISTER_NUMBER): Handle 64-bit.
22885 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
22886 (LONG_TYPE_SIZE): Force to 32.
22887 (REG_PARM_STACK_SPACE): New.
22888 (OUTGOING_REG_PARM_STACK_SPACE): New.
22889 (REGPARM_MAX, SSE_REGPARM_MAX): New.
22890 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22891 (STACK_BOUNDARY): Use 128 for 64-bit.
22892 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
22893 Add 64-bit implementation.
22894 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
22896 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
22897 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
22898 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
22899 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
22900 (ix86_handle_cconv_attribute): Don't warn when ignoring if
22901 TARGET_64BIT_MS_ABI.
22902 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
22903 (ix86_pass_by_reference): Likewise.
22904 (ix86_function_value_regno_p): Likewise.
22905 (ix86_build_builtin_va_list): Likewise.
22906 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
22907 (function_arg_advance_ms_64): New.
22908 (function_arg_advance): Call it.
22909 (function_arg_ms_64): New.
22910 (function_arg): Call it.
22911 (function_value_ms_64): New.
22912 (ix86_function_value_1): Call it.
22913 (return_in_memory_ms_64): New.
22914 (ix86_return_in_memory): Call it.
22915 (setup_incoming_varargs_ms_64): New.
22916 (ix86_setup_incoming_varargs): Call it.
22917 (ix86_expand_prologue): Handle 64-bit stack probing.
22918 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
22919 (output_pic_addr_const): Likewise.
22920 (x86_this_parameter): Likewise.
22921 (x86_output_mi_thunk): Likewise.
22922 (x86_function_profiler): Likewise.
22923 (TARGET_STRICT_ARGUMENT_NAMING): New.
22924 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
22925 (TARGET_64BIT_MS_ABI): New.
22926 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
22927 * config/i386/i386.md (allocate_stack_worker): Remove.
22928 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
22929 describe the clobber of eax without a match_scratch.
22930 (allocate_stack_worker_postreload): Remove.
22931 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
22932 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
22933 (allocate_stack_worker_rex64_postreload): Remove.
22934 (allocate_stack): Handle 64-bit.
22935 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
22936 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
22937 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
22938 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
22939 (STANDARD_STARTFILE_PREFIX_1): Likewise.
22940 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
22941 * config.build (x86_64-*-mingw*): New host.
22942 * config.host (x86_64-*-mingw*): New host.
22943 * config.gcc (x86_64-*-mingw*): New target.
22944 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
22946 2007-03-30 Richard Henderson <rth@redhat.com>
22947 Kai Tietz <kai.tietz@onevision.com>
22949 * c-pragma.c (struct def_pragma_macro_value): New.
22950 (struct def_pragma_macro): New.
22951 (pushed_macro_table): New.
22952 (dpm_hash, dpm_eq): New.
22953 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
22954 (init_pragma): Install them.
22955 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22957 2007-03-30 Anatoly Sokolov <aesok@post.ru>
22959 * config/avr/avr.c (avr_override_options): Clear
22960 'flag_delete_null_pointer_checks'.
22962 2007-03-30 Paolo Carlini <pcarlini@suse.de>
22965 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
22966 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
22967 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
22968 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
22969 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
22970 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
22971 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
22973 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
22975 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
22977 * regmove.c: Move all of pass_stack_adjustments from here...
22978 * combine-stack-adj.c: ...to this new file.
22979 * Makefile.in: Add rules for combine-stack-adj.o.
22981 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
22983 PR tree-optimization/31383
22984 * tree-data-ref.c (affine_function_equal_p): Do not require the
22985 vectors to have the same length.
22987 2007-03-30 Jan Hubicka <jh@suse.cz>
22989 PR middle-end/30700
22990 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
22991 availablility; add more sanity checking; ask varpool only about
22994 2007-03-29 Richard Henderson <rth@redhat.com>
22996 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
22997 to decide, but __SIZEOF_LONG_LONG__.
22999 2007-03-29 Richard Henderson <rth@redhat.com>
23001 * emutls.c (struct __emutls_array): New.
23002 (emutls_destroy): Use it instead of casting element 0 from void*.
23003 (__emutls_get_address): Likewise.
23005 2007-03-29 Richard Henderson <rth@redhat.com>
23007 * varasm.c (initializer_constant_valid_p): Don't deny
23008 DECL_DLLIMPORT_P on functions.
23010 * config/i386/cygming.h: Remove function declarations.
23011 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
23012 (ASM_OUTPUT_LABELREF): Remove.
23013 (COMMON_ASM_OP): Remove.
23014 (ASM_OUTPUT_COMMON): Remove.
23015 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
23016 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
23017 (ASM_DECLARE_FUNCTION_NAME): Likewise.
23018 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
23019 Rename from TARGET_ENCODE_SECTION_INFO.
23020 * config/i386/netware.h: Likewise.
23021 * config/i386/i386-protos.h: Update.
23022 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
23023 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
23024 (legitimate_constant_p): Reject dllimports.
23025 (dllimport_map, get_dllimport_decl): New.
23026 (legitimize_dllimport_symbol): New.
23027 (legitimize_address, ix86_expand_move): Use it.
23028 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
23029 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
23030 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
23031 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
23032 * config/i386/predicates.md (constant_call_address_operand): Only
23033 accept symbols; reject dllimport_p symbols.
23034 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
23035 i386_pe_maybe_record_exported_symbol.
23036 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
23037 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
23038 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
23039 trust the setting of DECL_DLLIMPORT_P.
23040 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
23041 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
23042 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
23043 tidy the argument scanning loop.
23044 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
23045 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
23046 (i386_pe_strip_name_encoding): Remove.
23047 (i386_pe_binds_local_p): New.
23048 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
23049 (i386_pe_output_labelref): Remove.
23050 (i386_pe_asm_output_aligned_decl_common): New.
23051 (i386_pe_maybe_record_exported_symbol): Rename from
23052 i386_pe_record_exported_symbol; check for dllexported symbols.
23054 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
23056 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
23057 add comment explaining why vsnprintf cannot be used.
23059 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
23061 PR tree-optimization/30666
23062 * tree.c (build_complex_type): When creating type names for DWARF2
23063 debug info, create TYPE_DECLs for TYPE_NAME instead of
23065 (build_common_tree_nodes_2): Use build_complex_type when building
23066 predefined complex types, to preserve canonical types.
23068 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
23070 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
23071 (noce_get_alt_condition): Look at it to determine whether to
23072 reverse the condition or not.
23073 (noce_get_condition): Substitute the truth for lies.
23074 (noce_find_if_block): Set the then_else_reversed field.
23076 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
23078 * config/fr30/fr30.md (movdi): Do not accept immediates as the
23079 destination of this insn.
23080 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
23081 than calling gen_rtx_SET directly. Use r0 to hold the value of
23082 'address + 4' rather than a stack based temporary which can be
23083 mis-optimized away.
23085 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23087 * config/s390/s390.c (s390_secondary_input_reload_class,
23088 s390_secondary_output_reload_class): Functions removed.
23089 (s390_secondary_reload): New function.
23090 (TARGET_SECONDARY_RELOAD): Target macro defined.
23091 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
23092 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
23093 * config/s390/s390.md ("reload_outti", "reload_outdi",
23094 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
23095 "reload_out<mode>"): Expanders removed.
23096 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
23097 "reload<mode>_nonoffmem_out"): Expanders added.
23099 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23101 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
23102 action if SRC->DEST replacement failed anyway.
23104 2007-03-28 Mike Stump <mrs@apple.com>
23106 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
23107 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
23108 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
23110 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23112 * config.gcc: Accept barcelona as a variant of amdfam10.
23113 * config/i386/i386.c (override_options): Likewise.
23114 * doc/invoke.texi: Likewise.
23116 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
23118 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
23119 offsets for BIT_FIELD_REF and COMPONENT_REF.
23121 2007-03-28 Richard Guenther <rguenther@suse.de>
23123 * tree.c (is_global_var): Move ...
23124 * tree-flow-inline.h (is_global_var): ... here.
23125 * tree.h (is_global_var): Remove declaration.
23127 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
23129 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
23131 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
23132 * config/i386/i386.c (ix86_tune_features): Initialize new
23134 * config/i386/predicates.md (promotable_binary_operator): Use
23135 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
23137 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
23140 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
23142 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
23144 * config/fr30/fr30.md (movsi_internal): Change destination
23145 constraint from m to V and add m to the end.
23147 2007-03-28 Christian Bruel <christian.bruel@st.com>
23149 * config/sh/sh.md (movsi_i): Fix type attribute.
23151 2007-03-28 Christian Bruel <christian.bruel@st.com>
23153 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
23154 (movsf_ie): Likewise.
23156 2007-03-28 Christian Bruel <christian.bruel@st.com>
23158 * config.gcc: Add sh4-300 to multilib.
23159 * config/sh/t-mlib-sh4-300: New file.
23161 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
23163 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
23164 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
23165 fix_trunc<mode>di2.
23166 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
23167 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
23168 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
23169 "fixuns_trunctddi2"): Whitespace fix.
23171 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
23173 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
23174 the definition of struct sh_args.
23175 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
23176 CALL_COOKIE_INT_REG_GET): Likewise.
23178 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
23180 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
23181 transformations are applied successfully.
23183 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
23185 * tree.c (tree_contains_struct): Permit 512 tree codes.
23186 * tree.h (tree_contains_struct): Ditto.
23187 (MAX_TREE_CODES): Ditto.
23188 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
23189 SPARE member to store remaining padding bits.
23191 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23193 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
23196 2007-03-27 Janis Johnson <janis187@us.ibm.com>
23198 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
23199 * configure: Regenerate.
23201 * configure: Regenerate using the correct version of autoconf.
23203 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23205 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
23207 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
23208 regs to "__SP_L__" and "__SP_H__".
23210 2007-03-27 Richard Guenther <rguenther@suse.de>
23212 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
23213 computations with it with a HOST_WIDE_INT variable.
23215 2007-03-26 Mike Stump <mrs@apple.com>
23217 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
23218 objective-c-header, objective-c++-header and objc++-cpp-output
23220 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23222 2007-03-26 Richard Henderson <rth@redhat.com>
23225 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
23226 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
23227 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
23228 IX86_BUILTIN_PSRLQ128): New.
23229 (ix86_init_mmx_sse_builtins): Add them.
23230 (ix86_expand_builtin): Expand them.
23231 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
23232 operand 2 be TImode.
23233 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
23234 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
23235 _mm_srli_epi64): Mark __B const.
23236 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
23237 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
23238 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
23239 new two-vector shift builtins.
23241 2007-03-26 Ian Lance Taylor <iant@google.com>
23243 PR tree-optimization/31345
23244 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
23245 [+INF, +INF(OVF)] into VARYING.
23247 2007-03-26 Zack Weinberg <zackw@panix.com>
23249 * gengtype-parse.c: New file.
23250 * gengtype-yacc.y: Delete.
23251 * gengtype-lex.l: Don't include gengtype-yacc.h.
23252 Define YY_DECL and yyterminate appropriately for recursive
23253 descent parser. yylval is now a string out-parameter to yylex.
23254 (HWS, EOID): New shorthand.
23255 (IWORD): Add a couple more types.
23256 (yylex): Add a setup stanza. Remove the complex rules for
23257 detecting GTY'ed types and typedefs; replace with simple
23258 keyword detectors. Adjust everything for the changed
23259 definition of yylval. Ignore all pp-directives, not just #define.
23261 (parse_file): Rename yybegin; do not call yyparse.
23263 * gengtype.c (xasprintf): Export again.
23264 (this_file): New. Use everywhere __FILE__ was being used.
23265 (get_lang_bitmap): Special case types defined in gengtype.c.
23266 (do_typedef, new_structure): Suppress definition of certain types.
23267 (new_structure): Improve diagnostics of duplicate definitions.
23268 Make sure location_s is associated with input.h.
23269 (nreverse_pairs, define_location_structures): New functions.
23270 (main): Improve tagging of kludge types. Remove old kludges
23271 for input.h types; use define_location_structures.
23272 * gengtype.h: Update prototypes. Define token codes here.
23273 * Makefile.in: Remove all references to gengtype-yacc.
23274 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
23276 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
23277 add GTY((skip)) to the field that's only conditionally there.
23278 * doc/install.texi: Document that Bison is no longer required
23279 unless building treelang.
23281 * gengtype.c: Don't include gtyp-gen.h.
23282 (srcdir): Declare here.
23283 (base_files, lang_dir_names): Allocate dynamically.
23284 (gt_files, num_gt_files, num_lang_dirs): New globals.
23285 (measure_input_list, read_input_line, read_input_list)
23286 (set_lang_bitmap): New functions.
23287 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
23288 simplify, relying on read_input_list to set up the bitmaps.
23289 (main): Arguments are no longer unused. Check for correct number
23290 of command line arguments, set srcdir and srcdir_len, then call
23291 read_input_list, before doing anything else. No need to worry
23292 about duplicates in main loop.
23293 * configure.ac: Simplify the calculation of all_gtfiles.
23294 Put language tags in there. Don't set or substitute
23295 all_gtfiles_files_langs or all_gtfiles_files_frags.
23296 * Makefile.in: Revamp the way gengtype is invoked, now that it
23297 takes a file on its command line with a much simpler format.
23298 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
23299 (GTFILES): Remove duplicates and C source files.
23300 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
23301 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
23302 * configure: Regenerate.
23304 * gengtype.h: Remove all type definitions to gengtype.c; leave
23305 only definitions of options_p, type_p, and pair_p as opaque
23306 pointers. Update prototypes.
23307 * gengtype.c: Many type definitions moved here from gengtype.h.
23308 Consolidate type definitions at the top of the file.
23309 (xvasprintf): Delete.
23310 (xasprintf): Make static.
23311 (create_nested_pointer_option): Add 'next' parameter.
23312 (create_field_all, create_field_at): New functions.
23313 (create_field): Now a thin wrapper around create_field_all.
23314 (create_optional_field): Rename create_optional_field_ and add
23315 line argument. Original name is now a macro which supplies
23317 (oprintf): Use vsnprintf directly.
23318 (close_output_files): Use fatal rather than perror/exit.
23319 (note_def_vec, note_def_vec_alloc): Use create_field_at.
23320 (main): Set progname. Don't use exit.
23321 * gengtype-yacc.y (struct_fields): Use create_field_at.
23322 (option, optionseqopt): Delete.
23323 (optionseq): Consolidate productions from option here so we
23324 can use the first argument to create_option.
23326 * gengtype-lex.l: Distinguish unions from structures in the
23327 token type. Don't call find_structure; return the tag as a string.
23328 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
23329 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
23330 string. Reorganize typedef_struct production accordingly.
23331 Use create_nested_ptr_option.
23332 * gengtype.c (create_nested_ptr_option): New function.
23333 * gengtype.h: Declare it.
23335 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
23336 (string_type): Don't declare.
23337 (do_scalar_typedef): Declare.
23338 (create_scalar_type): Update prototype.
23339 * gengtype.c (string_type): Make static.
23340 (scalar_nonchar, scalar_char): New.
23341 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
23342 (resolve_typedef): Use scalar_nonchar for error recovery.
23343 (create_scalar_type): Remove name_len field. Return scalar_char
23344 or scalar_nonchar as appropriate.
23345 (adjust_field_type): Look at scalar_is_char boolean to decide whether
23346 to use string_type.
23347 (throughout): Use scalar_nonchar instead of calling
23348 create_scalar_type, whenever possible.
23349 (main): Initialize scalar_char and scalar_nonchar before calling
23351 * gengtype-lex.l: Adjust for removal of second argument to
23352 create_scalar_type. Use yylval.s instead of yylval.t when
23354 * gengtype-yacc.y: Type of SCALAR is string. Call
23355 create_scalar_type from type:SCALAR rule. Adjust for removal of
23356 second argument to create_scalar_type.
23358 * vec.h: Remove all #if IN_GENGTYPE blocks.
23359 Add comment saying that changes may require adjustments to gengtype.
23360 * gengtype.c: Don't include coretypes.h or tm.h.
23361 Add comment to inclusion of errors.h.
23362 (note_def_vec, note_def_vec_alloc): New functions.
23363 * gengtype.h: Declare new functions.
23364 * gengtype-lex.l: Don't include coretypes.h.
23365 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
23367 (update_lineno): Remove unnecessary prototype.
23368 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
23369 (VEC rule): Just return VEC_TOKEN.
23370 * gengtype-yacc.y (VEC_TOKEN): New token type.
23371 (type): Add a production for VEC(a,b).
23372 * Makefile.in: Update dependencies.
23374 * gengtype-lex.l: Remove rules for parsing pointer-to-function
23375 typedefs that use the old PARAMS macro.
23377 * gengtype-lex.l: Remove all rules and states relating to yacc
23379 * gengtype-yacc.y: Similarly.
23380 * gengtype.c (note_yacc_type): Delete function.
23381 * gengtype.h: Update prototypes.
23383 2007-03-26 Joseph Myers <joseph@codesourcery.com>
23385 * tree-pretty-print.c (dump_generic_node): Report precision of
23386 unnamed integer types.
23388 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
23390 * ifcvt.c (noce_try_store_flag_constants): Don't check
23391 no_new_pseudos here.
23392 (noce_try_store_flag_constants): Don't check no_new_pseudos.
23393 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
23394 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
23395 noce_try_sign_mask): Likewise.
23396 (if_convert): Check no_new_pseudos here.
23398 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
23400 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
23401 (noce_get_condition): Handle new then_else_reversed argument.
23402 (noce_init_if_info): Remove, fold into noce_find_if_block.
23403 (noce_process_if_block): Take a struct noce_if_info as the
23404 argument. Don't set up one based on ce_if_info. Update pointer
23405 references accordingly.
23406 (cond_move_process_if_block): Likewise.
23407 (process_if_block): Removed.
23408 (find_if_block): Removed. Move functionality two new functions,
23409 noce_find_if_block and cond_exec_find_if_block.
23410 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
23411 blocks and the symmetric IF-ELSE-JOIN case.
23412 (cond_exec_find_if_block): Also new function mostly based on old
23413 find_if_block and process_if_block.
23414 (find_if_header): Replace find_if_block call with separately
23415 guarded calls to noce_find_if_block and cond_exec_find_if_block.
23416 (find_cond_trap): Update noce_get_condition call.
23417 (dead_or_predicable): Likewise.
23419 2007-03-26 Jakub Jelinek <jakub@redhat.com>
23421 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
23423 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
23424 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
23425 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
23426 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
23427 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
23428 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
23429 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
23430 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
23431 __builtin_ia32_psrad128 builtins.
23433 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
23435 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
23436 * config/i386/constraints.md
23437 (define_constraint "I"): Use IN_RANGE macro.
23438 (define_constraint "J"): Ditto.
23439 (define_constraint "K"): Ditto.
23440 (define_constraint "M"): Ditto.
23441 (define_constraint "N"): Ditto.
23442 (define_constraint "O"): Ditto.
23443 * config/i386/predicates.md
23444 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
23445 (define_predicate "const_0_to_3_operand"): Ditto.
23446 (define_predicate "const_0_to_7_operand"): Ditto.
23447 (define_predicate "const_0_to_15_operand"): Ditto.
23448 (define_predicate "const_0_to_63_operand"): Ditto.
23449 (define_predicate "const_0_to_255_operand"): Ditto.
23450 (define_predicate "const_1_to_31_operand"): Ditto.
23451 (define_predicate "const_2_to_3_operand"): Ditto.
23452 (define_predicate "const_4_to_7_operand"): Ditto.
23454 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23456 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
23457 in SImode for save_world.
23458 * config/rs6000/altivec.md (save_world, restore_world): Convert to
23461 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
23463 PR tree-optimization/30784
23464 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
23467 2007-03-25 Revital Eres <eres@il.ibm.com>
23469 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
23470 Fold movement_possibility function into it.
23472 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23474 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
23475 (load_macho_picbase_{si,di}): Convert to LR hard reg.
23476 (call_indirect_nonlocal_darwin64): Same.
23477 (call_nonlocal_darwin64): Same.
23478 (call_value_indirect_nonlocal_darwin64): Same.
23479 (call_value_nonlocal_darwin64): Same.
23480 (sibcall_nonlocal_darwin64): Same.
23481 (sibcall_value_nonlocal_darwin64): Same.
23482 (sibcall_symbolic_64): Same.
23483 (sibcall_value_symbolic_64): Same.
23484 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
23486 (rs6000_emit_load_toc_table): Same.
23487 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
23488 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
23490 (divss_call): Same.
23491 (divus_call): Same.
23492 (quoss_call): Same.
23493 (quous_call): Same.
23494 (load_toc_v4_pic_si): Same
23495 (load_toc_v4_PIC_1): Same.
23496 (load_toc_v4_PIC_1b): Same.
23497 (call_indirect_aix{32,64}): Same.
23498 (call_value_indirect_aix{32,64}): Same.
23500 (call_value): Same.
23501 (call_local{32,64}): Same.
23502 (call_value_local{32,64}): Same.
23503 (call_indirect_nonlocal_aix{32,64}): Same.
23504 (call_nonlocal_aix{32,64}): Same.
23505 (call_value_indirect_nonlocal_aix{32,64}): Same.
23506 (call_value_nonlocal_aix{32,64}): Same.
23507 (call_indirect_nonlocal_sysv<mode>): Same.
23508 (call_nonlocal_sysv<mode>): Same.
23509 (call_value_indirect_nonlocal_sysv<mode>): Same.
23510 (call_value_nonlocal_sysv<mode>): Same.
23512 (sibcall_local{32,64}): Same.
23513 (sibcall_value_local{32,64}): Same.
23514 (sibcall_nonlocal_aix{32,64}): Same.
23515 (sibcall_value_nonlocal_aix{32,64}): Same.
23516 (sibcall_nonlocal_sysv<mode>): Same.
23517 (sibcall_value): Same.
23518 (sibcall_value_nonlocal_sysv<mode>): Same.
23520 2007-03-24 Paul Brook <paul@codesourcery.com>
23522 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
23523 * config/arm/linux-eabi.h: Remove legacy syscall hack.
23525 2007-03-24 Richard Henderson <rth@redhat.com>
23527 * config/ia64/constraints.md: New file.
23528 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
23529 satisfies_constraint_?.
23530 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
23531 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
23532 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
23533 ia64_output_mi_thunk): Likewise.
23534 (ia64_const_ok_for_letter_p): Remove.
23535 (ia64_const_double_ok_for_letter_p): Remove.
23536 (ia64_extra_constraint): Remove.
23537 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
23538 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
23539 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
23540 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
23541 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
23542 EXTRA_MEMORY_CONSTRAINT): Remove.
23543 * config/ia64/ia64.md: Include constriants.md. Replace
23544 CONST_OK_FOR_? with satisfies_constraint_?.
23546 2007-03-23 Michael Meissner <michael.meissner@amd.com>
23547 H.J. Lu <hongjiu.lu@intel.com>
23549 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
23551 (name macros): Use DPD_BID_NAME to convert names properly.
23553 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
23554 decimal floating point format.
23555 (init_floating_libfuncs): Change decimal functions so that they
23556 have a "bid_" prefix if the decimal system uses the BID format,
23557 and "dpd_" prefix if the decimal system uses the DPD format.
23558 (init_interclass_conv_libfuncs): Ditto.
23559 (init_intraclass_conv_libfuncs): Ditto.
23561 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23562 using the BID format.
23564 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23565 whether we are using the BID decimal format.
23566 * configure: Regenerate.
23568 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23569 the compiler has decimal floating point enabled. Define
23570 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23573 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23574 using the BID format.
23576 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23577 whether we are using the BID decimal format.
23578 * configure: Regenerate.
23580 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23581 the compiler has decimal floating point enabled. Define
23582 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23585 * doc/install.texi (--enable-decimal-float): Document BID and DPD
23586 options, and that it is enabled for i386/x86_64 systems.
23588 * Makefile.in (enable_decimal_float): New.
23590 (DECNUMINC): Add -I$(DECNUMFMT).
23591 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
23592 to $(DECNUMFMT) from $(DECNUM).
23594 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
23595 Substitute enable_decimal_float.
23596 * configure: Regenerated.
23599 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
23602 * configure.ac: Enable decimal float for x86_64-*-linux*.
23603 * configure: Regenerated.
23606 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
23607 decimal128ClearSign to flip and clear the sign bit in decimal128.
23608 (decimal_real_maxval): Set decimal128SetSign to set the sign
23611 2007-03-23 Ian Lance Taylor <iant@google.com>
23613 * fold-const.c (fold_binary): Correct warning for X - c >= X.
23615 2007-03-23 Ian Lance Taylor <iant@google.com>
23617 * tree-dump.c (dump_files): Correct comment.
23619 2007-03-23 Ian Lance Taylor <iant@google.com>
23621 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
23623 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
23625 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
23626 in cfglayout mode. Don't go into and out of cfglayout mode.
23627 Link the blocks in the order of the constructed traces.
23628 (rest_of_handle_tracer): Adjust call to tracer.
23629 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
23630 Don't go into cfglayout mode.
23631 (rtl_loop_done): Don't go out of cfglayout mode.
23632 * cfglayout.c (relink_block_chain): New function, split out from...
23633 (fixup_reorder_chain): ...here. Remove redundant checking.
23634 (cfg_layout_finalize): Don't clear the header, footer, and aux
23635 fields here, move the code to do so to relink_block_chain. Likewise
23636 for free_original_copy_tables.
23637 * rtl.h (tracer): Update prototype.
23638 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
23639 Assert we are in cfglayout mode. Don't go into and out of cfglayout
23640 mode. Use relink_block_chain to serialize the CFG according to the
23641 new basic block order. Move targetm.cannot_modify_jumps_p check from
23643 (gate_handle_reorder_blocks): ...to here.
23644 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
23646 (gate_duplicate_computed_gotos): ...to here.
23647 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
23648 something always changes when going into and out of cfglayout mode.
23649 Perform an expensive cfg cleanup while going into cfglayout mode.
23650 Always update liveness information on HAVE_conditional_execution
23651 targets. Reserialize the basic blocks and go out of cfglayout mode.
23652 * reg-stack.c: Include cfglayout.h.
23653 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
23654 the call to reorder_basic_blocks.
23655 * basic-block.h (reorder_basic_blocks): Update prototype.
23656 (relink_block_chain): New prototype.
23657 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
23659 2007-03-23 Joseph Myers <joseph@codesourcery.com>
23661 * config/mips/mips.md (type, hazard, *movdi_32bit,
23662 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
23663 *movhi_internal, *movqi_internal, *movsf_hardfloat,
23664 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
23665 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
23666 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
23668 (movcc): Change first xfer to multi.
23669 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
23670 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
23671 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
23672 config/mips/generic.md: Change reservations using "xfer" to use
23674 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
23675 using match_operand.
23676 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
23677 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
23679 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
23681 2007-03-22 Richard Henderson <rth@redhat.com>
23683 * config/i386/i386.c: Remove unnecessary function declarations.
23684 Move targetm definition, and all related macros, to the end of
23685 the file. Resort some functions to put definitions before uses.
23686 (ix86_attribute_table): Make static. Move to end of file.
23687 (ix86_gimplify_va_arg): Make static.
23689 2007-03-22 Richard Henderson <rth@redhat.com>
23691 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
23692 don't increase local_regparm with force_align_arg_pointer check.
23693 (ix86_function_sseregparm): Assert 32-bit.
23694 (type_has_variadic_args_p): New.
23695 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
23696 type_has_variadic_args_p.
23697 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
23698 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
23699 use memset instead. Do maybe_vaarg check first; skip attribute
23700 tests if true; skip attribute tests for 64-bit.
23701 (construct_container): Remove TARGET_DEBUG_ARG.
23702 (function_arg_advance_32, function_arg_advance_64): Split out ...
23703 (function_arg_advance): ... from here.
23704 (function_arg_32, function_arg_64): Split out ...
23705 (function_arg): ... from here.
23706 (ix86_pass_by_reference): Tidy.
23707 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
23708 (function_value_32): New, from parts of ix86_function_value
23709 and ix86_value_regno.
23710 (function_value_64): New, from parts of ix86_function_value
23711 and ix86_libcall_value.
23712 (ix86_function_value_1): New.
23713 (ix86_function_value, ix86_libcall_value): Use it.
23714 (return_in_memory_32, return_in_memory_64): Split out ...
23715 (ix86_return_in_memory): ... from here.
23716 (ix86_struct_value_rtx): Skip for 64-bit.
23717 (ix86_libcall_value, ix86_value_regno): Remove.
23718 (setup_incoming_varargs_64): Split out ...
23719 (ix86_setup_incoming_varargs): ... from here.
23720 (ix86_va_start): Remove TARGET_DEBUG_ARG.
23721 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
23722 * config/i386/i386-protos.h (ix86_function_value): Remove.
23723 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
23725 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23728 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
23729 infinities not supported, otherwise emit warning if -Woverflow. On
23730 underflow, emit warning if -Woverflow.
23731 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
23733 * real.h (real_from_string): Update declaration
23735 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
23736 Richard Henderson <rth@redhat.com>
23738 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
23739 * calls.c (compute_argument_block_size, expand_call,
23740 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
23741 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
23742 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
23743 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
23744 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
23745 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
23746 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
23747 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
23750 2007-03-22 Joseph Myers <joseph@codesourcery.com>
23752 * c-incpath.c (add_sysroot_to_chain): New.
23753 (merge_include_chains): Add sysroot argument. Call
23754 add_sysroot_to_chain if sysrooted.
23755 (register_include_chains): Update call to merge_include_chains.
23756 * doc/cppopts.texi: Document use of '=' in include directory
23759 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
23761 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
23762 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
23763 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
23764 insn pattern using X87MODEF12 mode macro.
23766 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
23768 * regmove.c (regmove_optimize): Use reg_mentioned_p
23769 instead of reg_overlap_mentioned_p for DST.
23771 2007-03-21 Mike Stump <mrs@apple.com>
23773 * c.opt: Fixup for Objective-C/C++.
23775 2007-03-21 Steve Ellcey <sje@cup.hp.com>
23777 * explow.c (convert_memory_address): Fold memory reference when
23778 POINTERS_EXTEND_UNSIGNED < 0
23780 2007-03-21 Richard Henderson <rth@redhat.com>
23783 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
23784 * config/i386/mmintrin.h (__m64): Likewise.
23785 * config/i386/xmmintrin.h (__m128): Likewise.
23787 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23789 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
23790 (VXWORKS_OS_CPP_BUILTINS): Define.
23791 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
23792 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
23794 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23796 * rtl.h (constant_pool_reference_p): Delete.
23797 (find_constant_src): Declare.
23798 * rtlanal.c (find_constant_src): New function.
23799 * simplify-rtx.c (constant_pool_reference_p): Delete.
23800 * config/i386/i386.md: Use find_constant_src instead of
23801 constant_pool_reference_p/avoid_constant_pool_reference pairs.
23803 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23805 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
23806 * c-cppbuiltin.c (c_cpp_builtins): Define them.
23808 2007-03-20 Mark Mitchell <mark@codesourcery.com>
23810 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
23811 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
23812 (arm_elf_asm_constructor): Use it.
23813 (arm_elf_asm_destructor): New function.
23815 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
23817 * jump.c (mark_jump_label): Treat SEQUENCE specially.
23819 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
23821 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
23823 2007-03-19 Andrew Haley <aph@redhat.com>
23825 PR tree-optimization/31264
23826 * tree-vrp.c (register_edge_assert_for_1): Don't look though
23827 VIEW_CONVERT_EXPRs.
23829 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
23831 PR rtl-optimization/30907
23832 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
23833 (fwprop_init): Always call loop_optimizer_initialize.
23834 (fwprop_done): Always call loop_optimizer_finalize.
23835 (fwprop): We always have loop info now.
23836 (gate_fwprop_addr): Remove.
23837 (pass_fwprop_addr): Use gate_fwprop as gate.
23839 PR rtl-optimization/30841
23840 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
23841 df_chain_alloc): Call df_reorganize_refs unconditionally.
23842 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
23843 refs_organized to refs_organized_size.
23844 (df_ref_create_structure): Use refs_organized_size instead of
23845 bitmap_size if refs had been organized, and keep refs_organized_size
23847 * df.h (struct df_ref_info): Change refs_organized to
23848 refs_organized_size.
23849 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
23852 2007-03-19 Mark Mitchell <mark@codesourcery.com>
23854 * except.c (output_function_exception_table): Do not reference the
23855 EH personality routine for functions that do not require an
23858 2007-03-20 Jakub Jelinek <jakub@redhat.com>
23861 * c-typeck.c (convert_for_assignment): Call comptypes for
23862 RECORD_TYPE or UNION_TYPE.
23864 PR inline-asm/30505
23865 * reload1.c (reload): Do invalid ASM checking after
23866 cleanup_subreg_operands.
23868 2007-03-19 Jeff Law <law@redhat.com>
23870 * tree-cfg.c (find_taken_edge): Tighten conditions for
23871 optimizing computed gotos.
23873 2007-03-19 Michael Matz <matz@suse.de>
23875 * builtins.c (expand_builtin_sync_operation,
23876 expand_builtin_compare_and_swap,
23877 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
23880 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
23881 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
23884 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23886 * doc/tm.texi: Add brackets around the return type of
23887 TARGET_SECONDARY_RELOAD.
23889 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
23890 Richard Guenther <rguenther@suse.de>
23892 PR tree-optimization/31254
23893 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
23894 Use handled_component_p () where appropriate. Continue
23895 propagating into the rhs if we propagated into an INDIRECT_REF
23898 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23900 * config/s390/s390.md (op_type attribute): RRR instruction type added.
23901 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
23902 (xde, xdee): Mode attributes adjusted to support DFP modes.
23903 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
23904 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
23905 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
23906 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
23907 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
23908 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23909 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
23911 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
23912 "movsf"): Insn definitions removed.
23913 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
23914 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
23915 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
23917 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
23918 "reload_in<mode>", "reload_out<mode>"): Expander added.
23919 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
23922 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23924 * config/s390/s390.md: Only non-functional changes. Renamed
23925 FPR mode macro to BFP all over the file.
23927 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23929 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
23930 (op_type attribute): RRF instruction type added.
23931 (fT0): New mode attribute.
23932 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23933 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
23934 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
23935 instruction no secondary memory is needed when moving DFmode values
23936 between GPRs and FPRs.
23938 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23940 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
23941 inverted and documentation adjusted.
23942 ("mhard-dfp", "msoft-dfp"): New options.
23943 * config/s390/s390.c (s390_handle_arch_option): New architecture
23945 (override_options): Sanity checks for the new options added.
23946 * config.gcc: New architecture switch: z9-ec.
23947 * config/s390/s390.h (processor_flags): PF_DFP added.
23948 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
23949 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
23950 when the bit is NOT set so remove it from the defaults.
23952 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23954 * genemit.c (main): Print include statement for dfp.h.
23955 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
23958 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23960 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
23962 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
23965 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
23966 instead of PATTERN.
23968 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23970 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
23971 attr_length_call, output_call, output_indirect_call): Cleanup
23972 formatting of targetm calls.
23974 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23976 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
23978 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23980 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
23981 reservation, bypass and anti-bypass descriptions for these
23982 instructions. Update move patterns.
23983 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
23986 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
23988 * tree-vect-transform.c (get_initial_def_for_induction): Replace
23989 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
23990 (get_initial_def_for_reduction): Likewise.
23992 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
23994 Fix PR tree-optimization/29922
23995 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
23996 (get_representative): Removed.
23997 (value_dies_in_block_x): Update for rvuse removal.
23998 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
23999 (compute_antic_aux): Handle when PHI nodes appear in
24000 non-single-successors.
24001 (dump_bitmap_of_names): Removed.
24002 (compute_antic_safe): Renamed and removed rvuse calculation.
24003 Calculate only antic safe.
24004 (insert_into_preds_of_block): Remove assert.
24005 (execute_pre): Update for renamed functions.
24006 (defer_or_phi_translate_block): New function.
24008 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24010 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
24011 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
24013 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
24014 Follow spelling conventions.
24016 * tree-data-ref.h: Remove the prototype for analyze_array.
24018 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
24020 PR tree-optimization/31041
24021 * tree-vect-transform.c (get_initial_def_for_induction): Call
24022 force_gimple_operand.
24024 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
24026 * ipa-type-escape.c (look_for_casts) : Revert code to use
24027 handled_component_p due to ada test a-numaux.adb.
24029 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24031 * final.c (final_scan_insn): Alter the condition of a
24032 conditional trap if we have nonstandard CC.
24034 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24036 * configure.ac: Remove excess quoting from asm line 0 test.
24037 * configure: Rebuilt.
24039 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24041 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
24042 * c-common.c (convert_and_check): Move warning logic to...
24043 (warnings_for_convert_and_check): ...here. Define.
24044 * c-common.h (warnings_for_convert_and_check): Declare.
24046 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24048 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
24049 (output_call): Likewise.
24051 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24053 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
24055 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24057 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
24059 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
24061 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
24062 opteron, athlon-64 and athlon-fx processor_alias_table entries.
24064 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
24066 PR tree-optimization/31183
24067 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
24068 Use double_int instead of unsigned int for representing access_strides.
24069 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
24071 2007-03-16 Richard Guenther <rguenther@suse.de>
24073 PR tree-optimization/31146
24074 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
24075 to allow recursion of forward_propagate_addr_expr.
24076 (forward_propagate_addr_into_variable_array_index): Likewise.
24077 (forward_propagate_addr_expr): Likewise.
24078 (tree_ssa_forward_propagate_single_use_vars): Likewise.
24079 (forward_propagate_addr_expr_1): Recurse on simple copies
24080 instead of propagating into them. Do so for useless conversions
24082 (forward_propagate_addr_expr): Clean up unused statements after
24085 2007-03-16 Richard Guenther <rguenther@suse.de>
24087 * builtins.c (expand_builtin_cexpi): Use the right argument
24088 for the expansion via cexp.
24090 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24092 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
24093 * configure: Rebuilt.
24095 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24098 * dwarf2out.c (force_type_die): Adjust comment.
24099 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
24101 2007-03-15 DJ Delorie <dj@redhat.com>
24103 * config/frv/predicates.md (minmax_operator): Don't check operands
24106 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24108 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
24109 Update constant estimates of number of iterations.
24110 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
24111 argument renamed to "realistic".
24112 (compute_estimated_nb_iterations): Removed.
24113 (record_niter_bound): New function.
24114 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
24115 call record_nonwrapping_iv with upper = false.
24116 (infer_loop_bounds_from_signedness): Pass upper argument to
24117 record_nonwrapping_iv.
24118 (estimate_numbers_of_iterations_loop): Do not call
24119 compute_estimated_nb_iterations. Record estimate based on profile
24120 information. Initialize the constant estimates of number of
24122 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
24124 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
24125 number of iterations is too small.
24126 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
24127 (EST_NOT_AVAILABLE): Removed.
24128 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
24129 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
24132 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24134 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
24135 Handle NE_EXPR guards.
24137 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24140 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
24141 Set also -pedantic-errors by default for the preprocessor unless
24142 -fpermissive is given.
24144 2007-03-15 Richard Guenther <rguenther@suse.de>
24146 PR middle-end/29719
24147 PR middle-end/31161
24148 * builtins.c (expand_builtin_cexpi): As a fallback if we
24149 don't have builtins for sincos or cexp create a function
24150 declaration for cexp and expand to a call to that.
24151 (expand_builtin_int_roundingfn): Always fall
24152 back to floor/ceil and its variants even if they may be
24155 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
24157 PR middle-end/31159
24158 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
24159 jump tables, move the call to delete_dead_jumptables from here...
24160 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
24161 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
24162 don't allow merging of blocks that try_redirect_by_replacing_jump
24163 also does not handle when not optimizing.
24165 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24166 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24168 * config/i386/i386.md (x86_sahf_1): Correctly handle
24171 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24174 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
24175 x86_64_general_operand as operand[2] predicate. Remove "iF"
24176 from operand constraints and use "e" constraint instead.
24177 (*subti3_1, *subti3_1 splitter): Ditto.
24178 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
24179 operand[1] predicate.
24181 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
24183 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
24184 arrays, multiply the access strides by the size of the sub-array.
24185 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
24187 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24189 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
24190 the configured assembler supports the sahf mnemonic.
24191 * configure: Regenerate.
24192 * config.in: Regenerate.
24194 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
24195 emit "sahf" or ".byte\t0x9e" as asm template.
24197 2007-03-14 Michael Meissner <michael.meissner@amd.com>
24200 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
24201 option to replace hard coded TARGET_xxx in md file.
24202 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
24203 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24204 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
24205 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
24206 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
24207 (X86_TUNE_NOT_VECTORMODE): Ditto.
24208 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
24209 (TUNE_AVOID_VECTOR_DECODE): Ditto.
24210 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24211 (TUNE_SLOW_IMUL_IMM8): Ditto.
24212 (TUNE_MOVE_M1_VIA_OR): Ditto.
24213 (TUNE_NOT_UNPAIRABLE): Ditto.
24214 (TUNE_NOT_VECTORMODE): Ditto.
24216 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
24219 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
24220 tuning options instead of hard coded TARGET_xxx.
24221 (fix ssemode peephole2's): Ditto.
24222 (imul peephole2's): Ditto.
24224 (movdi_or_rex64): Ditto.
24225 (move peephole2): Ditto.
24226 (not peephole2's): Ditto.
24228 2007-03-14 Dirk Mueller <dmueller@suse.de>
24230 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
24231 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
24232 * c-parser.c (c_parser_if_body): Always add an empty statement in case
24234 * c-parser.c (c_parser_do_statement): Warn about empty body in
24235 do/while statement.
24236 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
24237 * doc/invoke.texi (-Wempty-body): Update documentation.
24239 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24242 * c-common.h (warn_for_div_by_zero): Declare.
24243 * c-common.c (warn_for_div_by_zero): Define.
24244 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
24247 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24249 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
24250 to PREFIX and STANDARD_PREFIX.
24252 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24253 Phil Edwards <phil@codesourcery.com>
24255 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
24256 (__gthread_once_t): Remove busy field for RTPs.
24257 (__GTHREAD_ONCE_INIT): Update accordingly.
24259 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24261 * doc/invoke.texi: Document VxWorks options.
24263 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24265 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
24267 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
24269 PR tree-optimization/30590
24270 * tree-nrv.c (tree_nrv): Check for the partial update of the
24273 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24275 * flags.h (flag_random_seed): Remove declaration, in favor of...
24276 * toplev.h (get_random_seed, set_random_seed): ... these.
24277 * tree.c (get_file_function_name): Use the former.
24278 * opts.c (common_handle_option): Use the latter.
24281 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
24283 PR middle-end/31127
24284 * cse.c (cse_find_path): Do not bail out if a basic block that
24285 we already visited now becomes part of a path that starts at a
24286 different basic block. Just disallow this, to make sure we
24287 visit each basic block at most once.
24289 2007-03-13 Jan Hubicka <jh@suse.cz>
24291 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
24292 attributes, when profile esitmate is present, calls with very low
24293 frequency are cold.
24295 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
24297 PR tree-optimization/30730
24298 PR tree-optimization/26900
24299 * tree-ssa-loop-niter.c: Include gmp.h.
24300 (bounds): New type.
24301 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
24302 split_to_var_and_offset, determine_value_range,
24303 bound_difference_of_offsetted_base, refine_bounds_using_guard,
24304 bound_difference, bounds_add, bounds_negate,
24305 number_of_iterations_ne_max, dump_affine_iv): New functions.
24306 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
24307 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
24308 difference of initial and final value of control iv to validate
24310 (number_of_iterations_cond): Add loop parameter. Determine bounds
24311 on the difference of the extremes of the control iv. Add dumps.
24312 (expand_simple_operations): Handle phi nodes.
24313 (simplify_using_initial_conditions): Do not record used conditions.
24314 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
24315 Do not set additional_info.
24316 (implies_nonnegative_p, implies_ge_p): Removed.
24317 (derive_constant_upper_bound): Do not use parameter `additional'.
24318 (record_estimate): Parameter `additional' removed. Parameter
24319 `i_bound' added. Do not call derive_constant_upper_bound.
24320 (record_nonwrapping_iv): Use derive_constant_upper_bound to
24321 bound the number of iterations estimate.
24322 (estimate_numbers_of_iterations_loop): Pass the estimate from
24323 the number of iterations analysis to record_estimate.
24324 * tree.h (multiple_of_p): Declare.
24325 * tree-scalar-evolution.c (expression_expensive_p): Removed.
24326 (scev_const_prop): Do not check expression_expensive_p.
24327 * fold-const.c (multiple_of_p): Exported.
24328 * double-int.c (double_int_mask): Exported.
24329 * double-int.h (double_int_mask): Declare.
24330 * tree-flow.h (struct tree_niter_desc): Removed additional_info
24331 field. Added max field.
24333 2007-03-13 David Taylor <taylor@candd.org>
24336 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
24339 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24342 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
24343 two unamed patterns.
24345 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
24347 * config/i386/i386.opt (mcx16, msahf): New options.
24348 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
24349 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
24351 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
24352 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
24353 Output -mcx16 and -msahf options when corresponding bit is set.
24355 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
24356 and -msahf options.
24358 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24360 * configure.ac: Test for assembler tolerance to # 0 "".
24361 * configure, config.in: Rebuilt.
24362 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
24364 2007-03-13 Geoffrey Keating <geoffk@apple.com>
24366 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
24368 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
24369 (handle_syscall): Handle direct system calls.
24370 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
24372 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24374 * doc/invoke.texi: Fix cpp.info cross-reference.
24375 * doc/passes.texi: Fix gcc.info cross-reference.
24377 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
24379 PR tree-optimization/30835
24380 * lambda-code.c (can_convert_to_perfect_nest): Check whether
24381 bb_for_stmt is not NULL before accessing it.
24383 2007-03-12 Joseph Myers <joseph@codesourcery.com>
24385 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
24388 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24391 * doc/install.texi: Document --enable-stage1-languages
24393 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
24395 * tree-pass.h (pass_into_cfg_layout_mode,
24396 pass_outof_cfg_layout_mode): Declare.
24397 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
24398 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
24399 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
24400 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
24402 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
24404 * c-decl.c (warn_variable_length_array): New function.
24405 Refactored from grokdeclarator to handle warn_vla
24406 and handle unnamed array case.
24407 (grokdeclarator): Refactored VLA warning case.
24408 * c.opt (Wvla): New flag.
24409 * doc/invoke.texi (Wvla): New warning.
24411 2007-03-12 Richard Henderson <rth@redhat.com>
24413 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
24414 (TARGET_SECTION_TYPE_FLAGS): New.
24416 2007-03-12 Richard Henderson <rth@redhat.com>
24418 * config/darwin.c (machopic_reloc_rw_mask): New.
24419 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
24420 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
24422 2007-03-12 Mark Mitchell <mark@codesourcery.com>
24424 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
24425 * cppdefault.h (cpp_PREFIX): Document.
24426 (cpp_PREFIX_len): Likewise.
24427 (cpp_EXEC_PREFIX): New variable.
24428 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
24429 * c-incpath.c (add_standard_paths): Correct logic for relocating
24430 paths within prefix.
24432 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
24434 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
24435 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
24437 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
24438 fix_truncdfdi_sse using SSEMODEF mode macro.
24439 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
24440 fix_truncdfsi_sse using SSEMODEF mode macro.
24441 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
24442 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
24444 2007-03-12 Richard Sandiford <richard@codesourcery.com>
24446 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
24447 elfos.h to tm_file.
24449 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
24451 * tree.h : Add multiple_of_p declaration.
24452 * fold-const.c (multiple_of_p): Make multiple_of_p public.
24453 * ipa-type-escape.c (results_of_malloc): Redundant.
24454 (visited_stmts): New. Visited stmt for walk_use_def_chains.
24455 (cast_type): Extended with new members.
24456 (check_cast): Returns cast_type.
24457 (cast): New structure for data of walk_use_def_chains.
24458 (is_malloc_result, is_cast_from_non_pointer_1,
24459 is_cast_from_non_pointer,
24460 is_array_access_through_pointer_and_index): New functions.
24461 (look_for_casts): Returns cast types.
24462 (check_call): Returns void.
24463 (okay_pointer_operation): Use support of pointer plus index,
24464 pointer plus constant and allow all multiplications.
24466 2007-03-11 Richard Guenther <rguenther@suse.de>
24468 PR tree-optimization/31115
24469 * tree-vrp.c (extract_range_from_binary_expr): Make sure
24470 the shift count is positive and non-anti-range for RSHIFT_EXPR.
24471 A shift count of zero is not special as with *_DIV_EXPR.
24472 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
24475 2007-03-11 Ian Lance Taylor <iant@google.com>
24477 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
24478 the *_DIV_EXPR codes correctly with overflow infinities.
24480 2007-03-11 Ira Rosen <irar@il.ibm.com>
24482 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
24483 indicate success/failure of the analysis. Add negation to subtrahend
24484 in case of subtraction. Fail if both operands contain constants.
24485 (create_data_ref): Fail if analyze_offset fails.
24487 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
24489 * config/i386/i386.md (frndintxf2): Rename to ...
24490 (rintxf2): ... this. Remove expander having same name.
24491 (rintsf2, rintdf2): Implement using SSEMODEF macro.
24492 (roundsf2, rounddf2): Ditto.
24493 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
24494 (lround<mode>di2, lround<mode>si2): Ditto.
24496 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
24498 * lower-subreg.c: Include except.h.
24499 (decompose_multiword_subregs): Verify that the only control flow
24500 insns we can split are loads to multi-words pseudos.
24501 Handle breaking such blocks after splitting, instead of calling
24502 find_many_sub_basic_blocks.
24504 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
24505 on the new basic block. Add a lengthy comment explaining why we
24506 thought this was necessary.
24507 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
24509 2007-03-10 Mark Mitchell <mark@codesourcery.com>
24512 * tree.c (walk_type_fields): Recurse into the element type of
24513 ARRAY_TYPEs if there is a pointer set.
24515 2007-03-10 Dirk Mueller <dmueller@suse.de>
24517 * c-common.c (warn_logical_operator): Fix condition.
24519 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
24521 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
24523 * config/darwin.c (machopic_select_section): Remove superfluous
24524 argument in call to categorize_decl_for_section. Remove unused
24527 2007-03-10 Joseph Myers <joseph@codesourcery.com>
24529 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
24531 * configure: Regenerate.
24533 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
24536 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
24537 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
24538 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
24539 Add LABEL_NUSES to emitted label.
24540 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
24541 branch probability value to emitted jump insn.
24542 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
24543 Do not check life information and do not re-arrange input operands
24544 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
24546 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24548 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
24549 the change of decode_asm_operands.
24551 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24553 * mode-switching.c (create_pre_exit): Skip blockage insn.
24555 2007-03-09 Diego Novillo <dnovillo@redhat.com>
24557 * tree-pass.h (TODO_update_smt_usage): Remove.
24559 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24563 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24565 * pa.c (attr_length_call): Revise condition for long
24566 pc-relative branch.
24567 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
24568 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
24569 sequence on SOM target.
24571 2007-03-09 Geoffrey Keating <geoffk@apple.com>
24573 * gcc.c: Document %{, in big comment at top.
24574 (input_suffix_matches): Remove special handling for .s and
24576 (input_spec_matches): New.
24577 (handle_braces): Handle %{,.
24578 (validate_switches): ',' indicates a value which is not a switch.
24579 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
24580 to detect assembler input.
24581 * config/i386/sol2.h (CPP_SPEC): Likewise.
24582 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
24583 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
24584 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
24585 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
24586 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
24587 -m64 causes deployment target to default to 10.5.
24588 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24590 2007-03-09 Richard Henderson <rth@redhat.com>
24593 * target.h (targetm.asm.out.reloc_rw_mask): New.
24594 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
24595 (TARGET_ASM_OUT): Use it.
24596 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
24597 * varasm.c (categorize_decl_for_section): Remove shlib argument;
24598 use the new reloc_rw_mask target hook instead.
24599 (default_section_type_flags_1): Merge into...
24600 (default_section_type_flags): ... here.
24601 (decl_readonly_section_1): Merge into...
24602 (decl_readonly_section): ... here.
24603 (default_elf_select_section_1): Merge into...
24604 (default_elf_select_section): ... here.
24605 (default_unique_section_1): Merge into...
24606 (default_unique_section): ... here.
24607 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
24608 (default_select_rtx_section): Use it.
24609 (default_elf_select_rtx_section): Likewise.
24610 * output.h: Update to match.
24611 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
24612 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
24613 (TARGET_ASM_RELOC_RW_MASK): New.
24614 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
24615 to categorize_decl_for_section.
24616 (x86_64_elf_unique_section): Likewise.
24617 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
24618 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
24619 (TARGET_ASM_RELOC_RW_MASK): New.
24620 * config/ia64/ia64.c (ia64_rwreloc_select_section,
24621 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
24622 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
24623 (TARGET_RWRELOC): Remove.
24624 (ia64_section_type_flags): Adjust call to default_section_type_flags.
24625 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24626 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
24627 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
24628 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
24629 (rs6000_xcoff_select_section): Use decl_readonly_section.
24630 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
24631 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24632 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
24633 (TARGET_SECTION_TYPE_FLAGS): Remove.
24634 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
24636 2007-03-09 Roger Sayle <roger@eyesopen.com>
24638 * fold-const.c (fold_comparison): Remove compile-time evaluation of
24639 complex constant equality/inequality comparisons for here.
24640 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
24641 known at compile-time or can be simplified to a scalar comparison.
24642 (fold_relational_const): Move compile-time evaluation of complex
24643 constant equality/inequality comparisons to here.
24645 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24647 PR rtl-optimization/30643
24648 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
24650 (fold_rtx): Recurse, like before 2006-11-03.
24652 2007-03-09 DJ Delorie <dj@redhat.com>
24654 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
24657 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
24659 PR tree-optimization/30375
24660 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
24661 LHS of statements is not the same.
24662 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
24664 2007-03-09 Chao-ying Fu <fu@mips.com>
24666 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
24668 * doc/invoke.texi (-mdspr2): Document new option.
24669 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
24670 New unspec for DSP REV 2.
24671 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
24672 these instructions are extended in DSP REV 2.
24673 (mips-dspr2.md): Include.
24674 * config/mips/mips.opt (mdspr2): New option.
24675 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
24676 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
24677 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
24678 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
24679 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
24680 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
24681 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
24683 (bdesc_map): Add one field of unsupported_target_flags.
24684 (bdesc_arrays): Update entries to have extra fields. Add
24686 (mips_init_builtins): Initialize new function types.
24687 Check unsupported_target_fileds to filter out builtins.
24688 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
24690 (ASM_SPEC): Pass mdspr2 to the assembler.
24691 * config/mips/mips-dspr2.md: New file.
24693 2007-03-09 Sa Liu <saliu@de.ibm.com>
24695 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
24697 2007-03-09 Ian Lance Taylor <iant@google.com>
24699 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
24700 argument) like -Wstrict-overflow=2.
24701 * doc/invoke.texi (Warning Options): Update documentation.
24703 2007-03-09 Dirk Mueller <dmueller@suse.de>
24706 * doc/invoke.texi (-Wlogical-op): Document.
24707 * common.opt (-Wlogical-op): New.
24708 * c-common.h (warn_logical_operator): Declare.
24709 * c-common.c (warn_logical_operator): Define.
24710 * c-typeck.c (parser_build_binary_op): Call
24711 warn_logical_operator.
24713 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24715 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
24716 * final.c (final_scan_insn): Test for non-"" file name.
24718 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
24720 * doc/loop.texi: Document the Omega linear constraints solver.
24721 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
24722 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
24723 omega-hash-table-size, omega-max-keys, and
24724 omega-eliminate-redundant-constraints.
24725 * tree-pass.h (pass_check_data_deps): Declared.
24728 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
24729 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
24730 pass_check_data_deps): New.
24731 * tree-data-ref.c (init_data_ref): Remove declaration.
24732 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
24733 (analyze_array): Renamed init_array_ref, move up initializations.
24734 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
24735 Removed arguments that are set to NULL.
24736 (analyze_indirect_ref): Correct indentation, correct call to
24738 (object_analysis): Call init_array_ref instead of analyze_array.
24739 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
24740 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
24741 of DR_ACCESS_FNS_ADDR.
24742 (init_omega_eq_with_af, omega_extract_distance_vectors,
24743 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
24744 ddr_consistent_p): New.
24745 (compute_affine_dependence): Check consistency of ddrs when
24746 flag_check_data_deps is passed.
24747 (analyze_all_data_dependences): Uncomment.
24748 (tree_check_data_deps): New.
24749 * tree-data-ref.h: Include omega.h.
24750 (DR_ACCESS_FNS_ADDR): Removed.
24751 (data_dependence_relation): Add inner_loop.
24752 (DDR_INNER_LOOP): New.
24753 * common.opt (fcheck-data-deps): New.
24754 * tree-flow.h (tree_check_data_deps): Declare.
24755 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
24756 (OBJS-common): Depend on omega.o.
24758 * passes.c (pass_check_data_deps): Scheduled.
24759 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
24760 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
24761 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
24762 PARAM_VECT_MAX_VERSION_CHECKS,
24763 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
24765 2007-03-09 Richard Guenther <rguenther@suse.de>
24767 PR tree-optimization/30904
24768 PR middle-end/31058
24769 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
24770 the same way as *_DIV_EXPR.
24772 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24774 * recog.c (decode_asm_operands): No mixed declarations and code.
24776 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24778 * rtl.def (ASM_INPUT): Add location.
24779 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
24780 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
24781 (decode_asm_operands): Add loc operand.
24782 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
24783 * stmt.c (expand_asm): Rename to...
24784 (expand_asm_loc): ... this. Add locus argument. Pass it on to
24785 gen_rtx_ASM_INPUT_loc.
24786 (expand_asm_expr): Adjust.
24787 * recog.c (decode_asm_operands): Add loc operand.
24788 (check_asm_operands, extract_insn): Adjust.
24789 * reload1.c (maybe_fix_stack_asms): Likewise.
24790 * final.c (asm_insn_count): Likewise.
24791 (final_scan_insn): Output # line before and after asm.
24793 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
24795 * tree-ssa-structalias.c (variable_info): Remove
24797 (new_var_info): Ditto.
24798 (shared_bitmap_info_t): New structure.
24799 (shared_bitmap_table): New variable.
24800 (shared_bitmap_hash): New function.
24801 (shared_bitmap_eq): Ditto
24802 (shared_bitmap_lookup): Ditto.
24803 (shared_bitmap_add): Ditto.
24804 (merge_smts_into): Change to take bitmap directly.
24805 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
24806 (init_alias_vars): Init shared bitmap hashtable.
24807 (delete_points_to_sets): Delete shared bitmap hashtable.
24808 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
24809 is_aliased removal as a change that was still necessary was
24812 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
24814 * config/i386/i386.h (override_options): Conditionally disable
24815 x86_sahf for 64bit targets only.
24817 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
24820 * c-decl.c (merge_decls): Don't call make_var_volatile.
24821 * varasm.c (make_var_volatile): Remove.
24822 * output.h (make_var_volatile): Remove.
24824 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
24826 PR tree-optimization/31085
24827 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
24829 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24831 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
24832 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
24833 ATTR_CONST_NOTHROW_LIST.
24835 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24838 2007-03-08 Diego Novillo <dnovillo@redhat.com>
24840 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
24842 2007-03-08 Geoffrey Keating <geoffk@apple.com>
24845 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
24847 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
24848 passed, use shared libgcc.
24850 2007-03-08 Roger Sayle <roger@eyesopen.com>
24852 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
24853 instead of calling build2 with a GIMPLE_MODIFY_STMT.
24854 (honor_protect_cleanup_actions, lower_try_finally_switch):
24856 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
24857 ifc_temp_var): Likewise.
24858 * tree-inline.c (setup_one_parameter): Likewise.
24859 * tree-mudflap.c (mf_decl_cache_locals,
24860 mf_build_check_statement_for): Likewise.
24861 * tree-nested.c (init_tmp_var, save_tmp_var,
24862 finalize_nesting_tree_1): Likewise.
24863 * tree-outof-ssa.c (insert_copy_on_edge,
24864 insert_backedge_copies): Likewise.
24865 * tree-profile.c (tree_gen_edge_profiler,
24866 tree_gen_ic_profiler): Likewise.
24867 * tree-scalar-evolution.c (scev_const_prop): Likewise.
24868 * tree-sra.c (sra_build_assignment): Likewise.
24869 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
24870 * tree-ssa-math-opts.c (insert_reciprocals,
24871 execute_cse_sincos_1): Likewise.
24872 * tree-tailcall.c (adjust_accumulator_values,
24873 adjust_return_value): Likewise.
24874 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
24875 * tree-vect-transform.c (vect_create_data_ref_ptr,
24876 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
24877 vect_create_epilog_for_reduction, vectorizable_reduction,
24878 vectorizable_call, vectorizable_conversion,
24879 vectorizable_assignment, vectorizable_operation,
24880 vectorizable_type_demotion, vect_gen_widened_results_half,
24881 vect_permute_store_chain, vectorizable_store,
24882 vect_setup_realignment, vect_permute_load_chain,
24883 vectorizable_load, vectorizable_condition,
24884 vect_create_cond_for_align_checks): Likewise.
24885 * tree-vrp.c (build_assert_expr_for): Likewise.
24887 2007-03-08 Ian Lance Taylor <iant@google.com>
24889 * tree-vrp.c: Include "intl.h".
24890 (usable_range_p): New static function.
24891 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
24892 overflowed values, juts set *strict_overflow_p.
24893 (compare_values): Only return -2 if one of the operands is not a
24895 (compare_ranges): Call usable_range_p.
24896 (compare_range_with_value): Likewise.
24897 (vrp_evaluate_conditional_warnv): Rename from
24898 vrp_evaluate_conditional. Make static. Change all callers.
24899 (vrp_evaluate_conditional): New function.
24900 (simplify_div_or_mod_using_ranges): Issue warning about reliance
24901 on signed overflow.
24902 (simplify_abs_using_ranges): Likewise.
24903 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
24904 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
24905 within_stmt parameter.
24906 * tree-ssa-propagate.c (fold_predicate_in): Update call to
24907 vrp_evaluate_conditional.
24908 * tree-ssa-threadedge.c
24909 (record_temporary_equivalences_from_stmts_at_dest): Change
24910 simplify parameter to take a second tree parameter.
24911 (simplify_control_stmt_condition): Likewise.
24912 (thread_across_edge): Likewise.
24913 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24914 (thread_across_edge): Likewise.
24915 * Makefile.in (tree-vrp.o): Depend upon intl.h.
24917 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
24919 * config/i386/i386.h (TARGET_SAHF): New define.
24920 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
24921 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
24922 (x86_sahf): New global variable.
24923 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
24924 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
24925 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
24926 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
24928 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
24929 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
24930 when expanding fcomi/sahf based tests.
24931 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
24932 expanding sahf based alternative. Emit sahf based sequence when
24933 optimizing for code size.
24934 * config/i386/i386.md (x86_sahf_1): Do not disable for
24935 TARGET_64BIT, enable for TARGET_SAHF.
24937 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
24939 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
24940 spurious whitespace from error message.
24942 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
24945 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
24947 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
24949 * c-decl.c (grokdeclarator): Disable warnings for anonymous
24951 * tree-sra.c (instantiate_element): Propagate disabled warnings
24952 from the element itself to the created variable.
24954 2007-03-07 Richard Henderson <rth@redhat.com>
24957 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
24958 silently fix up the stack in the case of a missing register.
24960 2007-03-07 Paul Brook <paul@codesourcery.com>
24962 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
24964 2007-03-07 Joseph Myers <joseph@codesourcery.com>
24966 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
24968 (phase1_vrs): Use them.
24969 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
24970 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
24971 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
24972 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
24973 __gnu_Unwind_Restore_WMMXC if required.
24974 (_Unwind_VRS_Pop): Implement iWMMXt support.
24975 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
24976 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
24977 gnu_Unwind_Save_WMMXC): Define.
24979 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24981 * config/vxworks.h (vxworks_override_options): Declare.
24982 (VXWORKS_OVERRIDE_OPTIONS): Use it.
24983 * config/vxworks.c: Include target.h and toplev.h.
24984 (vxworks_override_options): New function.
24985 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
24987 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
24989 * config/s390/s390.c (override_options): Don't emit an error when
24990 -mstack-size is used without providing -mstack-guard.
24991 (s390_emit_prologue): Choose stack_guard value automatically if not
24992 provided via command line.
24993 * doc/invoke.texi: Adjust description of -mstack-guard and
24996 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24998 * config/i386/i386.c (output_set_got): Add a GOT initialization
24999 sequence for VxWorks PIC.
25000 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
25001 around labels as well as symbols. Use gotoff_operand instead
25002 of local_symbolic_operand.
25003 (legitimize_pic_address): Use gotoff_operand instead of
25004 local_symbolic_operand. Use @GOT accesses for labels as
25006 (ix86_output_addr_diff_elt): Use PC-relative rather than
25007 GP-relative offsets for VxWorks PIC.
25008 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
25009 no_new_pseudos. Check whether the returned register is op0.
25010 * config/i386/i386.md (tablejump): Use PC-relative rather than
25011 GP-relative offsets for VxWorks PIC.
25012 * config/i386/predicates.md (gotoff_operand): New predicate.
25014 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25016 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
25018 * config/vxworks-dummy.h: New file.
25019 * config/i386/i386.h: Include it.
25021 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
25023 * dwarf2out.c (is_inlined_entry_point): New
25024 (add_high_low_attributes): Emit DW_AT_entry_pc along with
25025 DW_AT_ranges if the first subblock is the entry point.
25027 2007-03-06 David Daney <ddaney@avtrex.com>
25029 * doc/install.texi (mips-*-*): Change recommended binutils
25032 2007-03-06 Anatoly Sokolov <aesok@post.ru>
25034 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
25035 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
25037 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25038 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25040 2007-03-06 Jan Hubicka <jh@suse.cz>
25042 * errors.h (warning, error, fatal, internal_error): Mark as cold.
25043 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
25045 (probably_cold_bb_p): Cold functions are cold.
25046 (probably_never_executed_bb_p): Cold functions are cold.
25047 (tree_bb_level_predictions): Predict calls to cold functions as not
25049 (compute_function_frequency): Check hot/cold attributes.
25050 * function.h (function_frequency): Update comments.
25051 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
25052 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
25053 (c_common_att): Add cold and hot.
25055 * doc/extend.texi (hot,cold attributes): Document.
25057 2007-03-06 Andrew Haley <aph@redhat.com>
25059 * function.c (expand_function_end): Move blockage to just after we
25060 emit the label for the naked return from the function.
25062 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25064 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
25067 2007-03-06 Jan Hubicka <jh@suse.cz>
25069 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
25070 loaded for constant large models. Non-large 64bit PIC can do.
25071 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
25072 * cmodel.h: Add LARGE PIC.
25073 * i386.md (UNSPEC_PLTOFF): New.
25074 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
25076 (*call_1_rex64): Disable for large models.
25077 (*call_1_rex64_large): New.
25078 (*call_value_1_rex64): Disable for large models.
25079 (*call_value_1_rex64_large): New.
25080 (set_rip_rex4): New.
25081 (set_got_offset_rex64): New.
25082 * predicates.md (constant_call_address_operand): For large model
25083 constant calls are not possible.
25084 * i386-protos.h (construct_plt_address): Declare.
25085 * i386.c (override_options): Accept large models.
25086 (ix86_expand_prologue): Expand large PIC GOT pointer load.
25087 (legitimate_constant_p): Add new UNSPECs.
25088 (legitimate_pic_operand_p): Likewise.
25089 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
25090 (legitimize_pic_address): Do easy RIP relative way for TLS only for
25092 (output_pic_addr_const): Add PLTOFF.
25093 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
25094 (ix86_expand_move): Legitimize pic address when in PIC mode.
25095 (construct_plt_address): New function.
25096 (ix86_expand_call): Offload the address to register and use GOT
25097 pointer for large model.
25098 * invoke.texi (mcmodel=large): Update documentation.
25100 2007-03-06 Richard Henderson <rth@redhat.com>
25102 * config/i386/i386.c (x86_use_leave, x86_push_memory,
25103 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
25104 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
25105 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
25106 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
25107 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
25108 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
25109 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
25110 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
25111 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
25112 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25113 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
25114 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25115 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25116 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
25117 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
25118 x86_schedule, x86_use_bt, x86_pad_returns,
25119 x86_use_xchgb): Merge into ...
25120 (ix86_tune_features): ... here. New array.
25121 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25122 x86_bswap): Merge into ...
25123 (ix86_arch_features): ... here. New array.
25124 (x86_3dnow_a): Remove.
25125 (x86_accumulate_outgoing_args): Make static.
25126 (x86_arch_always_fancy_math_387): Make static.
25127 (ix86_tune_mask, ix86_arch_mask): Move ...
25128 (override_options): ... to local variables here. Apply the
25129 appropriate mask to each element of ix86_arch_features and
25130 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
25131 as were done in the old macros.
25132 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
25133 * config/i386/i386.h (x86_use_leave, x86_push_memory,
25134 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
25135 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
25136 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
25137 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
25138 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
25139 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
25140 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
25141 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
25142 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
25143 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25144 x86_accumulate_outgoing_args, x86_prologue_using_move,
25145 x86_epilogue_using_move, x86_decompose_lea,
25146 x86_arch_always_fancy_math_387, x86_shift1,
25147 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25148 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25149 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
25150 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25151 x86_use_incdec, x86_pad_returns, x86_bswap,
25152 x86_partial_flag_reg_stall): Remove.
25153 (enum ix86_tune_indices): New.
25154 (ix86_tune_features): New.
25155 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
25156 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
25157 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
25158 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
25159 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
25160 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
25161 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
25162 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
25163 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
25164 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
25165 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
25166 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
25167 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
25168 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
25169 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
25170 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
25171 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
25172 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
25173 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
25174 TARGET_EXT_80387_CONSTANTS): Use it.
25175 (enum ix86_arch_indices): New.
25176 (ix86_arch_features): New.
25177 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
25178 TARGET_BSWAP): Use it.
25179 (ix86_tune_mask, ix86_arch_mask): Remove.
25181 2007-03-06 Joseph Myers <joseph@codesourcery.com>
25184 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
25185 Define using $${sysroot_headers_suffix}.
25186 * configure: Regenerate.
25187 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
25188 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
25190 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
25191 * gcc.c (print_sysroot_headers_suffix): New.
25192 (option_map): Include --print-sysroot-headers-suffix.
25193 (display_help): Mention -print-sysroot-headers-suffix.
25194 (process_command): Handle -print-sysroot-headers-suffix.
25195 (do_spec_1): Append multilib directory to include-fixed path if
25196 sysroot suffixes in use.
25197 (main): Handle -print-sysroot-headers-suffix.
25198 * Makefile.in (start.encap): Don't depend on xlimits.h
25199 (xlimits.h): Remove.
25200 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
25201 limits.h for each multilib in fixinc_list.
25202 (fixinc_list, s-fixinc_list): New.
25203 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
25204 generate them for each multilib in fixinc_list.
25205 (stmp-fixproto): Use include-fixed. Run fixproto for each
25206 multilib in fixinc_list.
25207 (mostlyclean): Don't remove xlimits.h.
25208 (clean): Remove include-fixed.
25209 (real-install-headers-tar, real-install-headers-cpio,
25210 real-install-headers-cp): Don't copy include, only include-fixed.
25211 (install-mkheaders): Depend on fixinc_list. Don't depend on
25212 xlimits.h. Save limits.h files for each multilib in fixinc_list.
25213 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
25214 SYSTEM_HEADER_DIR setting in mkheaders.conf.
25216 2007-03-06 Jan Hubicka <jh@suse.cz>
25218 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
25221 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25223 * configure.ac: Allow tm_file to contain build-directory files.
25224 * configure: Regenerate.
25225 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
25226 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
25227 * config/m68k/print-sysroot-suffix.sh: New file.
25229 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25231 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
25232 of pic_offset_table_rtx if reload_completed.
25233 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
25234 PIC_OFFSET_TABLE_REGNUM.
25235 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
25237 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
25238 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
25240 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25242 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25243 functions that call eh_return.
25245 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25247 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25248 functions that need a constant pool.
25250 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25253 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
25254 (m68k_preferred_reload_class): Likewise.
25255 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
25256 (SECONDARY_RELOAD_CLASS): Define.
25257 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
25258 (LIMIT_RELOAD_CLASS): Delete.
25259 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
25260 registers from storing bytes.
25261 (m68k_secondary_reload_class): New function.
25262 (m68k_preferred_reload_class): Likewise.
25264 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25266 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
25268 (m68k_expand_prologue): Likewise.
25270 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25272 * config/m68k/m68k-protos.h (output_sibcall): Declare.
25273 (mips_expand_epilogue): Add a bool parameter.
25274 (m68k_legitimize_sibcall_address): Declare.
25275 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
25276 (m68k_expand_epilogue): Add a parameter to select between sibling
25277 and normal epilogues. Only generate a return for the latter.
25278 (m68k_ok_for_sibcall_p): New function.
25279 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
25280 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
25281 (sibcall_value, *sibcall_value): Likewise.
25282 (*call, *call_value): Require !SIBLING_CALL_P.
25283 (epilogue): Update call to m68k_expand_epilogue.
25284 (sibcall_epilogue): New pattern.
25285 * config/m68k/predicates.md (const_call_operand): Say that this
25286 predicate applies to sibling calls too.
25287 (sibcall_operand): New predicate.
25289 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25291 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
25292 alternatives as movsi_cf.
25293 (movsf_cf_hard): Add commentary.
25295 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
25296 Richard Sandiford <richard@codesourcery.com>
25298 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
25299 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
25300 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
25301 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
25302 as being live on exit from an interrupt function.
25303 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
25304 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
25305 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
25306 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
25307 (m68k_interrupt_function_p): Globalize.
25308 (m68k_compute_frame_layout): Remove reverse mask code.
25309 (m68k_emit_movem, m68k_set_frame_related): New functions.
25310 (m68k_output_function_prologue): Delete in favor of...
25311 (m68k_expand_prologue): ...this new function.
25312 (m68k_output_function_epilogue): Delete in favor of...
25313 (m68k_expand_epilogue): ...this new function.
25314 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
25316 (print_operand): Handle %?.
25317 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
25318 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
25319 (prologue, epilogue): New patterns.
25320 (return): Turn into a define_expand.
25321 (*return): New pattern, derived from old "return" pattern. Use rte
25322 rather than rts for interrupt functions. Only use rtd if the pop
25324 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
25325 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
25326 (link, *link, unlink, *unlink, load_got): Likewise.
25328 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25332 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
25333 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
25334 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
25335 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
25336 and m68k_matches_u_p.
25337 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
25338 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
25339 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
25340 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
25341 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
25342 (REG_STRICT_P): New macro.
25343 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
25344 PCREL_GENERAL_OPERAND_OK.
25345 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
25346 m68k_legitimate_base_reg_p.
25347 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
25348 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
25349 (PIC_CASE_VECTOR_ADDRESS): Update comment.
25350 * config/m68k/m68k.c (m68k_address): New structure.
25351 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
25352 (m68k_decompose_index, m68k_legitimate_constant_address_p)
25353 (m68k_jump_table_ref_p, m68k_decompose_address)
25354 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
25355 (m68k_matches_u_p): New functions.
25356 (print_operand_address): Rewrite to use m68k_decompose_index.
25358 2007-03-05 David Taylor <dtaylor@emc.com>
25360 * gcc.c: Correct copyright date in --version output.
25362 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25364 * pa.md: In unamed move patterns, disparge copies between general
25365 and floating point registers using '?' modifier. Don't include 'f'
25366 constraint for register preferences in DImode, SImode, HImode and
25367 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
25368 Remove constraints for copies between general and floating registers
25369 in soft-float DFmode pattern.
25370 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
25374 2007-03-05 Mike Stump <mrs@apple.com>
25376 * c-common.c (targetcm): Add.
25377 * c-opts.c (c_common_handle_option): Handle language specific
25379 * opts.c (handle_option): Verify language for target options, if
25381 * opth-gen.awk: Add CL_LANG_ALL.
25382 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
25383 (TARGETCM_INITIALIZER): Add.
25384 * target.h (struct gcc_targetcm): Add.
25386 * targhooks.c (default_handle_c_option): Add.
25387 * targhooks.h (default_handle_c_option): Add.
25388 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
25390 * config/darwin.opt (iframework): Add.
25391 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
25392 * config/darwin-c.c (handle_c_option): Add.
25393 (TARGET_HANDLE_C_OPTION): Add.
25395 * doc/invoke.texi (Darwin Options): Add -iframework.
25397 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25399 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
25402 2007-03-05 Ian Lance Taylor <iant@google.com>
25404 * c.opt (fgnu89-inline): New option.
25405 * c-opts.c (c_common_post_options): Set default value for
25407 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
25408 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
25410 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
25411 (grokdeclarator, start_function): Likewise.
25412 * c-cppbuiltin.c (c_cpp_builtins): Define either
25413 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
25414 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
25415 (C Dialect Options): Document -fgnu89-inline.
25416 * doc/extend.texi (Function Attributes): Explain what the
25417 gnu_inline attribute does.
25418 * doc/cpp.texi (Common Predefined Macros): Document
25419 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
25421 2007-03-05 Ian Lance Taylor <iant@google.com>
25423 PR tree-optimization/31034
25424 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
25425 half-range if the other side is an overflow infinity.
25427 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25429 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
25430 (bfin*-linux-uclibc*): New configuration.
25431 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
25433 * config/bfin/linux.h: New file.
25434 * config/bfin/libgcc-bfin.ver: New file.
25435 * config/bfin/t-bfin-uclinux: New file.
25436 * config/bfin/t-bfin-linux: New file.
25437 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
25438 (TARGET_OS_CPP_BUILTINS): New macro.
25440 2007-03-05 Richard Guenther <rguenther@suse.de>
25442 * fold-const.c (fold_binary): Remove duplicate folding
25443 of comparison of non-null ADDR_EXPR against null.
25445 2007-03-05 Richard Guenther <rguenther@suse.de>
25446 Dorit Nuzman <dorit@il.ibm.com>
25448 PR tree-optimization/26420
25449 * tree-vectorizer.c (vectorize_loops): Bail out early if there
25450 are no loops in the function. Only print the number of
25451 vectorized loops if it is greater than zero or we are supposed
25452 to print information about unvectorized loops.
25454 2007-03-05 Revital Eres <eres@il.ibm.com>
25456 * gcc.dg/var-expand1.c: New test.
25457 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
25458 when an accumulator is expanded.
25460 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25463 * c-common.c (convert_and_check): Don't give warnings for
25464 conversion if 'expr' already overflowed.
25466 2007-03-04 Roger Sayle <roger@eyesopen.com>
25468 PR middle-end/30744
25469 * fold-const.c (fold_comparison): Enforce type consistency when
25470 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
25472 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
25474 * tree-ssa-address.c (create_mem_ref): Do not put an expression
25475 containing a cast to the base of TARGET_MEM_REF.
25477 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
25479 * tree.c (tree_contains_struct_check_failed): Remove spurious
25480 whitespace from error message.
25482 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
25485 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
25486 instead of precision.
25488 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
25489 Nathan Sidwell <nathan@codesourcery.com>
25491 * emit-rtl.c (find_auto_inc): New.
25492 (try_split): recreate REG_INC notes,
25493 Use regular for loops rather than whiles.
25495 2007-03-03 Andreas Schwab <schwab@suse.de>
25497 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
25498 * configure: Regenerate.
25500 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25502 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
25503 flag_rounding_math, not flag_unsafe_math_optimizations.
25505 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
25507 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
25508 alpha_fold_vector_minmax): Likewise.
25509 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
25510 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
25512 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25514 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
25515 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
25516 if the lhs has side-effects.
25517 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
25519 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25521 * config/i386/i386.h (TUNEMASK): Remove define.
25522 (ARCHMASK): Remove define.
25523 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
25524 Use ix86_arch_mask variable instead of ARCHMASK.
25525 * config/i386/i386.c (override_options): Ditto.
25526 (standard_80387_constant_p): Ditto.
25528 2007-03-02 Ian Lance Taylor <iant@google.com>
25530 Used signed infinities in VRP.
25531 * tree-vrp.c (uses_overflow_infinity): New static function.
25532 (supports_overflow_infinity): New static function.
25533 (make_overflow_infinity): New static function.
25534 (negative_overflow_infinity): New static function.
25535 (positive_overflow_infinity): New static function.
25536 (is_negative_overflow_infinity): New static function.
25537 (is_positive_overflow_infinity): New static function.
25538 (is_overflow_infinity): New static function.
25539 (overflow_infinity_range_p): New static function.
25540 (compare_values_warnv): New function split out of compare_values.
25541 (compare_value): Call it.
25542 (set_value_range_to_nonnegative): Add overflow_infinity
25543 parameter. Change caller.
25544 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
25546 (vrp_expr_computes_nonzero): Likewise.
25547 (compare_ranges, compare_range_with_value): Likewise.
25548 (compare_name_with_value, compare_names): Likewise.
25549 (vrp_evaluate_conditional): Likewise.
25550 (set_value_range): Handle infinity
25551 (vrp_operand_equal_p, operand_less_p): Likewise.
25552 (extract_range_from_assert): Likewise.
25553 (vrp_int_const_binop): Likewise.
25554 (extract_range_from_binary_expr): Likewise.
25555 (extract_range_from_unary_expr): Likewise.
25556 (extract_range_from_comparison): Likewise.
25557 (extract_range_from_expr): Likewise.
25558 (dump_value_range): Likewise.
25559 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
25560 (test_for_singularity): Likewise.
25561 (vrp_int_const_binop): Remove inline qualifier.
25562 (adjust_range_with_scev): Add comment.
25563 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25565 2007-03-02 Diego Novillo <dnovillo@redhat.com>
25567 * tree-ssa-structalias.c (could_have_pointers): Tidy.
25568 (get_constraint_for): Likewise.
25569 (do_structure_copy): Likewise.
25570 (find_func_aliases): Fix references to MODIFY_EXPR.
25571 (intra_create_variable_infos): Tidy.
25572 * tree-ssa-operands.c (add_virtual_operand): Add argument
25574 When adding members of alias sets, if IS_CALL_SITE is true and
25575 the symbol is not call-clobbered, skip it.
25576 Adjust all callers.
25578 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25580 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
25581 entry by means of emit_insn_at_entry.
25583 2007-03-02 Richard Henderson <rth@redhat.com>
25585 * expr.h (promoted_input_arg): Remove decl.
25586 * function.c (promoted_input_arg): Merge into ...
25587 * combine.c (setup_incoming_promotions): ... only caller.
25588 Rearrange to avoid double loop.
25590 2007-03-02 Ben Elliston <bje@au.ibm.com>
25591 Peter Bergner <bergner@vnet.ibm.com>
25592 Janis Johnson <janis187@us.ibm.com>
25594 * config/rs6000/dfp.md: New file.
25595 * config/rs6000/rs6000.md: Include dfp.md.
25596 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
25597 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
25598 and TDmode decimal float modes in FP registers.
25599 (num_insns_constant): Likewise.
25600 (rs6000_legitimate_offset_address_p): Likewise.
25601 (rs6000_legitimize_address): Likewise.
25602 (rs6000_legitimize_reload_address): Likewise.
25603 (rs6000_legitimate_address): Likewise.
25604 (rs6000_emit_move): Likewise.
25605 (function_arg_boundary): Likewise.
25606 (function_arg_advance): Likewise.
25607 (rs6000_darwin64_record_arg_recurse): Likewise.
25608 (function_arg): Likewise.
25609 (rs6000_gimplify_va_arg): Likewise.
25610 (rs6000_split_multireg_move): Likewise.
25611 (rs6000_output_function_epilogue): Likewise.
25612 (rs6000_output_function_epilogue): Likewise.
25613 (rs6000_register_move_cost): Likewise.
25614 (rs6000_function_value): Likewise.
25615 (rs6000_libcall_value): Likewise.
25617 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25619 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
25621 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25623 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
25624 Use $MULTIDIR to choose between the kernel and RTP headers,
25625 and use $WIND_BASE and $WIND_USR to locate them.
25627 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25629 * config/i386/i386.c (override_options): Put initialization of
25630 ix86_tune_mask and ix86_arch_mask to the correct place.
25632 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25633 Michael Meissner <michael.meissner@amd.com>
25636 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
25637 (ARCHMASK): Define.
25638 (TARGET_CMOVE): Use ARCHMASK.
25639 (TARGET_CMPXCHG): Ditto.
25640 (TARGET_CMPXCHG8B): Ditto.
25641 (TARGET_XADD): Ditto.
25642 (TARGET_BSWAP): Ditto.
25643 * config/i386/i386.c (ix86_tune_mask): New global variable.
25644 (ix86_arch_mask): Ditto.
25645 (override_options): Initialize ix86_tune_mask and
25646 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
25649 2007-03-02 Ben Elliston <bje@au.ibm.com>
25652 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
25654 2007-03-02 Joseph Myers <joseph@codesourcery.com>
25656 * target.h (init_dwarf_reg_sizes_extra): New target hook.
25657 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
25658 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
25659 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
25661 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
25662 rs6000_init_dwarf_reg_sizes_extra): New.
25663 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
25664 SPE register high parts.
25666 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
25668 * Makefile.in: Add install-pdf target as
25669 copied from automake v1.10 rules.
25670 * configure.ac: Add install-pdf to target list.
25671 * configure: Regenerate.
25673 2007-03-01 Paul Brook <paul@codesourcery.com>
25675 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
25676 modes to LDRD for DImode.
25677 (output_move_double): Fixup out of range ldrd/strd.
25678 (vfp_secondary_reload_class): Rename...
25679 (coproc_secondary_reload_class): ... to this. Add wb argument.
25680 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
25681 coproc_secondary_reload_class for CLASS_IWMMXT.
25682 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
25683 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
25685 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
25687 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
25688 unroll factor by the estimated number of iterations.
25689 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
25690 than prefetch latency.
25692 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
25693 decode_caches_intel, detect_caches_intel): New functions.
25694 (host_detect_local_cpu): Use detect_caches_amd and
25695 detect_caches_intel.
25697 2007-03-01 Richard Henderson <rth@redhat.com>
25699 * expr.c (emit_move_complex_push): Export.
25700 (emit_move_complex_parts): Split out from ...
25701 (emit_move_complex): ... here.
25702 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
25703 * config/i386/i386.md (movcdi): New.
25705 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
25707 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
25708 size of mode1 to check for tieable modes in MMX case.
25710 2007-03-01 Richard Sandiford <richard@codesourcery.com>
25712 * Makefile.in (rtlanal.o): Depend on tree.h.
25713 * rtl.h (offset_within_section_p, split_const): Declare.
25714 * rtlanal.c: Include tree.h.
25715 (offset_within_block_p): New function, taken from
25716 mips_offset_within_object_p.
25717 (split_const): New function, taken from mips_split_const.
25718 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
25720 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
25721 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
25722 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
25723 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
25724 (m68k_illegitimate_symbolic_constant_p): New function.
25725 * config/m68k/m68k.md (movsi): Remove misleading predicates.
25726 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
25727 symbolic constant that might be outside the symbol's section,
25728 move the symbol first and then add the offset.
25729 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
25731 * config/mips/mips.c (mips_split_const): Delete.
25732 (mips_offset_within_object_p): Delete.
25733 (mips_symbolic_constant_p): Use offset_within_section_p and
25734 split_const instead of mips_offset_within_object_p and
25736 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
25737 (mips_legitimize_const_move, print_operand_reloc)
25738 (mips_dangerous_for_la25_p): Use split_const instead of
25741 2007-02-28 Eric Christopher <echristo@apple.com>
25743 * Makefile.in (install-include-dir): Don't rm -rf include.
25745 2007-02-28 Richard Guenther <rguenther@suse.de>
25747 PR middle-end/30364
25748 * fold-const.c (fold_binary): Do not associate expressions
25749 with more than one variable for integer types that do not wrap.
25751 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
25753 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
25754 Delete, and replace with...
25755 (fold_builtin_call_array): This. Update callers to use it.
25756 * fold-const.c (fold_build_call_list): Delete, and replace with...
25757 (fold_build_call_array): This.
25758 (fold_build_call_list_initializer): Delete, and replace with...
25759 (fold_build_call_array_initializer): This.
25760 * tree.h: Update declarations to reflect above changes.
25762 * c-typeck.c (build_function_call): Store converted arguments
25763 in a stack-allocated array instead of building a list.
25764 (convert_arguments): Store arguments in the array passed in as an
25765 argument, and return the actual number of arguments.
25766 * c-format.c: (check_function_format): Pass arguments in an
25767 array instead of a list.
25768 * c-common.c (check_function_nonnull): Likewise.
25769 (check_function_sentinel): Likewise.
25770 (check_function_arguments): Likewise.
25771 * c-common.h: Update declarations to reflect above changes.
25773 2007-02-28 Jan Hubicka <jh@suse.cz>
25775 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
25776 PRED_NEGATIVE_RETURN): Update outcomes.
25778 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
25780 * calls.c (emit_library_call_value_1): Handle partial registers
25781 correctly when building up CALL_INSN_FUNCTION_USAGE.
25783 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25785 * pa/predicates.md (move_src_operand): Allow zero for mode.
25786 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
25789 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
25792 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
25793 *movv2df_internal): Enable pattern only for valid operand
25795 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
25796 tie only 128bit modes. For MMX registers, tie only 64bit modes.
25798 2007-02-27 Mike Stump <mrs@apple.com>
25800 * config/darwin-crt3.c: Avoid compilation when compiling for a
25803 2007-02-27 Joseph Myers <joseph@codesourcery.com>
25805 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
25807 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
25808 for fixed headers and limits.h.
25809 (install-include-dir, install-headers-tar, install-headers-cpio,
25810 install-headers-cp, real-install-headers-tar,
25811 real-install-headers-cpio, real-install-headers-cp): Handle
25812 include-fixed as well as include.
25813 (install-mkheaders): Don't install files that go only in include
25815 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
25816 from GCC_INCLUDE_DIR.
25817 * gcc.c (process_command): Remove special -BstageN/ handling.
25818 (do_spec_1): Add include-fixed directories.
25820 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25822 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
25824 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
25826 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
25829 2007-02-27 Mark Mitchell <mark@codesourcery.com>
25831 * c-common.c (get_priority): Add check for
25832 SUPPORTS_INIT_PRIORITY.
25834 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25836 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
25838 * config/bfin/bfin.c: Include "cfglayout.h".
25839 (MAX_LSETUP_DISTANCE): New macro.
25840 (struct loop_info): New members incoming, incoming_src and
25841 incoming_dest. Delete member predecessor.
25842 (length_for_loop): New function.
25843 (bfin_optimize_loop): Handle more different loop structures.
25844 (bfin_discover_loop): Rework detection of predecessor blocks by
25845 examining incoming edges.
25846 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
25848 (bfin_reorder_loops): New function.
25849 (bfin_reorg_loops): Use these three new functions.
25851 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
25852 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
25853 (CONSTRAINT_LEN): Add entry for 'q'.
25854 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
25855 Add 'q' constraints.
25856 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
25857 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
25859 * config/bfin/bfin.md (add_with_carry): New pattern.
25860 (s_or_u, su_optab, su_modifier): New code macros/attrs.
25861 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
25862 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
25863 support unsigned multiplies too. Removed incorrect commutativity from
25864 operand 1 constraint where appropriate.
25865 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
25867 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
25868 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
25870 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
25871 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
25872 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
25873 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
25874 usmulhisi_hh_huh): New patterns.
25876 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
25877 lshifthi3): Fix output template to use half reg for operand 2.
25879 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
25882 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
25884 2007-02-27 Andreas Schwab <schwab@suse.de>
25886 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
25888 2007-02-27 Jan Hubicka <jh@suse.cz>
25890 * predict.c (last_basic_block_p): Remove.
25891 (tree_estimate_probability): Update return heuristic for commonized
25894 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25896 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
25898 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25900 * doc/include/gcc-common.texi (versionsubtitle): New macro.
25901 * doc/cpp.texi: Standardize title page.
25902 * doc/cppinternals.texi: Likewise.
25903 * doc/gcc.texi: Standardize title page, remove version number
25904 from copyright page.
25905 * doc/gccint.texi: Likewise.
25906 * doc/install.texi: Standardize title page, add table of
25909 2007-02-26 Jan Hubicka <jh@suse.cz>
25911 * predict.def: Set outcomes according to more recent results.
25912 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
25913 Remove dead predictors.
25914 * predict.c (return_prediction): Fix pasto.
25916 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25918 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
25919 change; avoid a memory leak when returning early.
25921 2007-02-26 Mark Mitchell <mark@codesourcery.com>
25923 * c-decl.c (static_ctors): Move to c-common.c.
25924 (static_dtors): Likewise.
25925 (finish_function): Use c_record_cdtor_fn.
25926 (build_cdtor): Move to c-common.c.
25927 (c_write_global_declarations): Use c_build_cdtor_fns.
25928 * c-common.h (static_ctors): Declare.
25929 (static_dtors): Likewise.
25930 (c_record_cdtor_fn): Likewise.
25931 (c_build_cdtor_fns): Likewise.
25932 * c-common.c (static_ctors): New variable.
25933 (static_dtors): Likewise.
25934 (c_record_cdtor_fn): New function.
25935 (build_cdtor): Move from c-decl.c
25936 (c_build_cdtor_fns): New function.
25938 * output.h (assemble_addr_to_section): Declare.
25939 (get_cdtor_priority_section): Likewise.
25940 * varasm.c (assemble_addr_to_section): New function.
25941 (get_cdtor_priority_section): Likewise.
25942 (default_named_section_asm_out_destructor): Use them.
25943 (destor_dtor_section_asm_out_destructor): Likewise.
25944 (default_named_section_asm_out_constructor): Likewise.
25945 (default_ctor_section_asm_out_constructor): Likewise.
25946 * config.gcc (*-*-vxworks*): Include vxworks.o.
25947 * config/t-vxworks (vxworks.o): New target.
25948 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
25949 (TARGET_ASM_CONSTRUCTOR): Define.
25950 (TARGET_ASM_DESTRUCTOR): Likewise.
25951 (vxworks_asm_out_constructor): Declare.
25952 (vxworks_asm_out_destructor): Likewise.
25954 * c-common.c (get_priority): Check that we have not just an
25955 INTEGER_CST, but an integer constant with integeral type.
25957 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
25959 PR tree-optimization/30938
25960 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
25961 use &dt[nargs-1] instead of &dt[nargs] in the call to
25962 vect_is_simple_use().
25964 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
25966 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
25967 from register elimination as PRE_MODIFY / POST_MODIFY increments.
25968 Do not attempt to handle MEM inside auto-inc expressions.
25969 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
25970 of a register modified by an auto-inc expression. However, do handle
25971 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
25972 (elimination_effects): Prohibit elimination of a register modified
25973 by an auto-inc expression. Disable register elimination rules whose
25974 target register is modified by an auto-inc expression with variable
25977 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
25979 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
25981 (array_at_struct_end_p): New function.
25982 (idx_infer_loop_bounds): Use it.
25983 (estimate_numbers_of_iterations_loop): Export.
25984 * predict.c (predict_loops): Use estimated_loop_iterations_int.
25985 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
25986 (tree_estimate_probability): Call record_loop_exits.
25987 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
25988 (estimated_loop_iterations, estimated_loop_iterations_int,
25989 estimated_loop_iterations_tree): New functions.
25990 (analyze_siv_subscript_cst_affine,
25991 compute_overlap_steps_for_affine_1_2,
25992 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
25993 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
25994 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
25995 (PRED_LOOP_ITERATIONS_GUESSED): New.
25996 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
25997 * cfgloop.h (estimate_numbers_of_iterations_loop,
25998 estimated_loop_iterations_int): Declare.
26000 2007-02-25 Mark Mitchell <mark@codesourcery.com>
26002 * doc/extend.texi: Document optional priority argument to
26003 constructors and destructors.
26004 * tree.c (init_priority_for_decl): Adjust GTY markers.
26005 (init_ttree): Use priority-info hash functions for
26006 init_priority_for_decl.
26007 (tree_map_eq): Rename to ...
26008 (tree_map_base_eq): ... this.
26009 (tree_map_marked_p): Rename to ...
26010 (tree_map_base_marked_p): ... this.
26011 (tree_map_base_hash): New function.
26012 (decl_init_priority_lookup): Rework.
26013 (decl_fini_priority_lookup): New function.
26014 (decl_priority_info): New function.
26015 (decl_init_priority_insert): Use it.
26016 (decl_fini_priority_insert): Likewise.
26017 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
26019 (decl_restrict_base_insert): Likewise.
26020 (decl_debug_expr_insert): Likewise.
26021 (decl_value_expr_lookup): Likewise.
26022 (decl_value_expr_insert): Likewise.
26023 * tree.h (priority_type): New type.
26024 (decl_init_priority_lookup): Use priority_type.
26025 (decl_fini_priority_lookup): New function.
26026 (decl_init_priority_insert): Use priority_type.
26027 (decl_fini_priority_insert): New function.
26028 (DECL_HAS_INIT_PRIORITY): Tweak comments.
26029 (DECL_INIT_PRIORITY): Likewise.
26030 (SET_DECL_INIT_PRIORITY): Add comment.
26031 (DECL_FINI_PRIORITY): New macro.
26032 (SET_DECL_FINI_PRIORITY): Likewise.
26033 (DEFAULT_INIT_PRIORITY): Document.
26034 (MAX_INIT_PRIORITY): Likewise.
26035 (MAX_RESERVED_INIT_PRIORITY): Likewise.
26036 (tree_map_base): New type.
26037 (tree_map_base_eq): New function.
26038 (tree_map_base_hash): Likewise.
26039 (tree_map_base_marked_p): Likewise.
26040 (tree_map): Inherit from tree_map_base.
26041 (tree_map_eq): Make it a macro.
26042 (tree_map_marked_p): Likewise.
26043 (tree_int_map): Inherit from tree_map_base.
26044 (tree_int_map_eq): Make it a macro.
26045 (tree_int_map_hash): Likewise.
26046 (tree_int_map_marked_p): Likewise.
26047 (tree_priority_map): New type.
26048 (tree_priority_map_eq): New macro.
26049 (tree_priority_map_hash): Likewise.
26050 (tree_priority_map_marked_p): Likewise.
26051 * varasm.c (emults_decl): Adjust for refactoring of tree_map
26053 (emutls_common_1): Likewise.
26054 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
26055 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
26056 of tree_map hierarchy.
26057 * tree-cfg.c (move_stmt_r): Likewise.
26058 (new_label_mapper): Likewise.
26059 * c-tree.h (c_expand_body): Move to ...
26060 * c-common.h (c_expand_body): ... here.
26061 * c-decl.c (c_expand_body): Move to ...
26062 * c-common.c (c_expand_body): ... here.
26063 (c_common_attribute_table): Allow 1 argument for the constructor
26064 and destructor attributes.
26065 (get_priority): New function.
26066 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
26067 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
26069 2007-02-24 Jan Hubicka <jh@suse.cz>
26071 PR middle-end/30509
26072 * tree-inline.c (copy_bb): Produce exact copy of EH info when
26073 copying for inlining.
26075 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26076 Jan Hubicka <jh@suse.cz>
26079 * i386.c (counter_mode): New function.
26080 (expand_set_or_movmem_via_loop): Use it.
26081 (expand_movmem_epilogue): Likewise; fix pasto.
26082 (ix86_expand_movmem): Do emit guard even for constant counts.
26083 (ix86_expand_setmem): Likewise.
26085 2007-02-25 Nick Clifton <nickc@redhat.com>
26087 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
26088 (JUMP_TABLES_IN_TEXT_SECTION): Define.
26090 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26093 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
26094 count argument with 0x10, not with 0x16.
26095 (expand_setmem_epilogue): Ditto.
26097 2007-02-24 Mike Stump <mrs@apple.com>
26099 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
26102 2007-02-24 Richard Guenther <rguenther@suse.de>
26104 PR middle-end/30951
26105 * fold-const.c (fold_binary): Fold x +- CST op x for
26106 EQ_EXPR and NE_EXPR.
26108 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26110 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
26112 2007-02-24 Jan Hubicka <jh@suse.cz>
26114 * cgraphunit.c (decide_is_function_needed): Honor
26115 -fkeep-inline-functions.
26117 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26119 * builtins.c (fold_builtin_modf): New.
26120 (fold_builtin_2): Use it.
26122 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
26124 * loop-iv.c (implies_p): Detect additional cases where A implies B.
26125 (determine_max_iter): Take additional LOOP arg; all callers changed.
26126 Lose broken logic dealing with PLUS. Try to limit the upper bound by
26127 one using simplifications.
26128 (simplify_using_initial_values): Return if the expression becomes
26129 invalid due to altered regs.
26131 2007-02-23 DJ Delorie <dj@redhat.com>
26133 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
26135 2007-02-23 Mike Stump <mrs@apple.com>
26137 * tlink.c (scan_linker_output): Parse linker messages from
26138 darwin9's linker better.
26140 2007-02-23 Steve Ellcey <sje@cup.hp.com>
26143 * varpool.c (varpool_assemble_pending_decls): Set
26144 varpool_last_needed_node to null.
26146 2007-02-23 DJ Delorie <dj@redhat.com>
26148 * config/i386/i386.c (ix86_data_alignment): Don't specify an
26149 alignment bigger than the object file can handle.
26151 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
26154 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
26155 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
26156 (*movsf_1): Penalize MMX moves.
26158 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
26160 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
26161 2^32-1 or more times unless flag_unsafe_loop_optimizations.
26163 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
26165 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26167 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
26168 (fold_builtin_1): Use them.
26169 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26170 BUILT_IN_SIGNIFICAND.
26172 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
26174 * config/i386/i386.c (bdesc_1arg): Initialize
26175 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
26176 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
26177 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
26178 and IX86_BUILTIN_MOVSLDUP.
26180 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
26182 PR rtl-optimization/30841
26183 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
26185 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26187 * builtins.c (fold_builtin_frexp): New.
26188 (fold_builtin_2): Use it.
26190 2007-02-22 Mark Mitchell <mark@codesourcery.com>
26192 * doc/invoke.texi (Spec Files): Document getenv spec function.
26194 * gcc.c (getenv_spec_function): New function.
26195 (static_spec_functions): Add it.
26196 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
26197 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
26200 2007-02-22 Michael Matz <matz@suse.de
26203 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
26204 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
26206 2007-02-22 Ian Lance Taylor <iant@google.com>
26209 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
26210 (mem_loc_descriptor): Call it.
26212 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
26213 Ira Rosen <irar@il.ibm.com>
26215 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
26217 2007-02-22 Ira Rosen <irar@il.ibm.com>
26219 PR tree-optimization/30843
26220 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
26221 stores only after all the group is vectorized.
26223 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
26225 PR tree-optimization/30858
26226 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
26227 in the reduction cycle have a single use in the loop.
26228 * tree-vectorizer.h (relevant): Add documentation.
26230 2007-02-20 Mike Stump <mrs@apple.com>
26232 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
26233 * configure: Regenerate.
26235 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
26237 Change the defaults of some parameters and options.
26238 * config/spu/spu-protos.h (spu_optimization_options): Declare.
26239 * config/spu/spu.c (spu_optimization_options): Add.
26240 (spu_override_options): Change params in spu_optimization_options.
26241 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
26243 Register 127 is only 16 byte aligned when used as a frame pointer.
26244 * config/spu/spu-protos.h (spu_init_expanders): Declare.
26245 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
26246 HARD_FRAME_POINTER_REGNUM.
26247 (spu_legitimate_address): Use regno_aligned_for_reload.
26248 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
26249 aligned when frame_pointer_needed is true.
26250 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
26252 * config/spu/spu.h (INIT_EXPANDERS): Define.
26254 Make sure shift and rotate instructions have valid immediate operands.
26255 * config/spu/predicates.md (spu_shift_operand): Remove.
26256 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
26257 * config/spu/constraints.md (W, O): Extend range.
26258 * config/spu/spu.md (umask, nmask): Define.
26259 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
26260 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
26261 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
26262 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
26263 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
26264 (lshr<mode>3_reg): Fix rtl description.
26266 Make sure mulhisi immediate operands are valid.
26267 * config/spu/predicates.md (imm_K_operand): Add.
26268 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
26270 Generate constants using fsmbi and andi.
26271 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
26272 (print_operand, spu_split_immediate, classify_immediate,
26273 fsmbi_const_p): Handle IC_FSMBI2.
26275 Correctly handle a CONST_VECTOR containing symbols.
26276 * config/spu/spu.c (print_operand): Handle HIGH correctly.
26277 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
26278 (immediate_load_p): Allow symbols that use 2 instructions to create.
26279 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
26280 with symbols when flag_pic is set.
26281 (const_vector_immediate_p): New.
26282 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
26283 accept a CONST_VECTOR with symbols.
26284 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
26285 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
26287 * config/spu/spu.md (high, low): Delete.
26288 (low_<mode>): Define.
26290 Remove INTRmode and INTR_REGNUM, which didn't work.
26291 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
26293 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
26294 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
26295 peephole2 pattern): Don't use INTR or 131.
26296 (movintrcc): Delete.
26297 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
26298 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
26299 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
26300 (UNSPEC_SET_INTR): Add.
26301 * config/spu/spu-modes.def (INTR): Remove.
26303 More accurate warnings about run-time relocations.
26304 * config/spu/spu.c (reloc_diagnostic): Test in_section.
26306 Correctly warn about immediate arguments to specific intrinsics.
26307 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
26308 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
26309 the instruction predicate.
26311 Fix tree check errors with latest update.
26312 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
26314 (spu_expand_builtin): Use CALL_EXPR_FN.
26316 Add missing specific intrinsics.
26317 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
26319 * config/spu/spu_internals.h: Ditto.
26321 Fix incorrect operand modifiers.
26322 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
26323 * config/spu/spu.md (xor<mode>3): Change %S to %J.
26325 Optimize one case of zero_extend of a vec_select.
26326 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
26328 Accept any immediate for hbr.
26329 * config/spu/spu.md (hbr): Change s constraints to i.
26331 2007-02-21 Paul Brook <paul@codesourcery.com>
26333 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
26334 condexec_count when skipping USE and CLOBBER.
26336 2007-02-21 Nick Clifton <nickc@redhat.com>
26338 * common.opt (Warray-bounds): Add Warning attribute.
26339 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
26341 (fsized-zeroes): Add Optimization attribute.
26342 (fsplit-wide-types, ftree-scev-cprop): Likewise.
26343 * c.opt (Wc++0x-compat): Add Warning attribute.
26345 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
26347 PR middle-end/30761
26348 * reload1.c (eliminate_regs_in_insn): In the single_set special
26349 case, attempt to re-recognize the insn before falling back to
26350 having reload fix it up.
26352 2007-02-20 Eric Christopher <echristo@gmail.com>
26354 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
26355 Rewrite accordingly.
26356 (frv_read_iacc_argument): Ditto.
26357 (frv_expand_set_builtin): Take a call instead of arglist, update for
26359 (frv_expand_unop_builtin): Ditto.
26360 (frv_expand_binop_builtin): Ditto.
26361 (frv_expand_cut_builtin): Ditto.
26362 (frv_expand_binopimm_builtin): Ditto.
26363 (frv_expand_voidbinop_builtin): Ditto.
26364 (frv_expand_int_void2arg): Ditto.
26365 (frv_expand_prefetches): Ditto.
26366 (frv_expand_voidtriop_builtin): Ditto.
26367 (frv_expand_voidaccop_builtin): Ditto.
26368 (frv_expand_load_builtin): Ditto.
26369 (frv_expand_store_builtin): Ditto.
26370 (frv_expand_mdpackh_builtin): Ditto.
26371 (frv_expand_mclracc_builtin): Ditto.
26372 (frv_expand_mrdacc_builtin): Ditto.
26373 (frv_expand_mwtacc_builtin): Ditto.
26374 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
26377 2007-02-20 Janis Johnson <janis187@us.ibm.com>
26379 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
26380 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
26382 (HAVE_GAS_DFP): Check for assembler support of decimal floating
26383 point instructions.
26384 * configure: Regenerate.
26385 * config.in: Regenerate.
26386 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
26387 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
26388 masks to power6 and power6x and to POWERPC_MASKS.
26389 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26391 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
26392 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
26393 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26394 Access PROTOTYPE as variable, not mask.
26396 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26398 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
26399 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
26400 * combine.c (adjust_for_new_dest): Use it.
26401 * postreload.c (reload_combine): Likewise.
26403 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26405 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
26406 notes on an insn with multiple sets, even if single_set returns
26407 non-NULL for that insn.
26409 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26411 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
26412 scalbn and scalbln.
26414 2007-02-20 Geoffrey Keating <geoffk@apple.com>
26416 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
26417 if user didn't pass it.
26418 * config/i386/darwin.h (CC1_SPEC): Likewise.
26419 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
26420 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
26421 -mmacosx-version-min.
26423 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26424 Uros Bizjak <ubizjak@gmail.com>
26426 * optabs.h (enum optab_index): Add new OTI_scalb.
26427 (scalb_optab): Define corresponding macro.
26428 * optabs.c (init_optabs): Initialize scalb_optab.
26429 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
26431 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
26432 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
26433 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
26434 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
26435 flag_unsafe_math_optimizations is set.
26437 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
26438 to implement scalbf, scalb and scalbl built-ins as inline x87
26441 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26442 DJ Delorie <dj@redhat.com>
26445 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
26446 (diagnostic_report_diagnostic): ... here, and turn them into real
26447 errors. If warnings are inhibited, no need to do anything.
26449 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
26451 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
26452 better code generation.
26454 2007-02-20 Ben Elliston <bje@au.ibm.com>
26456 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
26458 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
26460 * config/alpha/alpha.c, config/alpha/alpha.md,
26461 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
26462 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
26463 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
26464 config/arm/lib1funcs.asm: Follow spelling conventions.
26466 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
26467 config/fr30/fr30.md, config/i386/i386.h,
26468 config/iq2000/iq2000.h, config/iq2000/predicates.md,
26469 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
26470 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
26471 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
26472 config/rs6000/altivec.md, config/rs6000/rs6000.c,
26473 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
26474 config/sparc/sparc.c, config/sparc/sparc.h,
26475 config/sparc/sparc.md, config/spu/constraints.md,
26476 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
26479 2007-02-20 Alan Modra <amodra@bigpond.net.au>
26482 * varasm.c (use_blocks_for_decl_p): Return false for decls with
26485 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26487 * doc/invoke.texi (-ftree-lrs): Remove.
26489 2007-02-19 Diego Novillo <dnovillo@redhat.com>
26491 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
26494 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
26496 * config/ia64/ia64.c (ia64_expand_builtin): Use the
26497 new CALL_EXPR_FN macro for retrieving the function
26498 declaration of the input expression.
26500 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26502 * c.opt (Waddress): New.
26503 * common.opt (Walways-true): Delete.
26504 (Wstring-literal-comparison): Delete.
26505 * doc/invoke.texi (Warning Options): Delete -Walways-true and
26506 -Wstring-literal-comparison. Add -Waddress.
26508 (Walways-true): Delete.
26509 (Wstring-literal-comparison): Delete.
26510 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
26511 consistently instead of -Walways-true in example.
26512 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
26513 * c-typeck.c (parser_build_binary_op): Replace
26514 -Wstring-literal-comparison and -Walways-true with -Waddress.
26515 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
26518 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26520 * tree-cfg.c (dump_function_to_file): Be prepared for functions
26521 without DECL_STRUCT_FUNCTION initialized.
26523 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26525 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
26526 due to calls to functions taking pointers as parameters.
26528 2007-02-19 Richard Henderson <rth@redhat.com>
26531 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
26534 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
26536 * config/s390/s390.c (s390_call_saved_register_used,
26537 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
26538 accessed to the new scheme.
26540 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26542 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
26543 (cris_print_index, cris_print_operand, cris_print_operand_address)
26544 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
26545 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
26546 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
26547 GET_CODE () == xxx.
26548 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
26549 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
26550 GO_IF_LEGITIMATE_ADDRESS): Ditto.
26551 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
26552 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
26553 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
26554 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
26555 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
26556 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
26557 (uminsi3, call, call_value): Ditto.
26558 (define_split: indir_to_reg_split, unnamed): Ditto.
26560 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
26562 PR tree-optimization/30975
26563 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
26566 2007-02-18 Eric Christopher <echristo@gmail.com>
26568 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
26569 Remove use of arglist.
26570 (mips_expand_builtin): Remove use of arglist, pass in expr.
26571 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
26572 (mips_expand_builtin_movtf): Ditto.
26573 (mips_expand_builtin_compare): Ditto.
26575 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26577 * tree-sra.c (sra_build_assignment): Replace assertion
26578 checking with a comment explaining why it can't be done.
26580 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26582 PR middle-end/30833
26583 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
26584 during CALL_EXPR representation conversion.
26585 * tree-ssa-propagate.c (set_rhs): Likewise.
26587 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26589 * tree-sra.c (sra_build_assignment): Disable assertion checking
26592 2007-02-18 Roger Sayle <roger@eyesopen.com>
26594 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
26595 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26596 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
26598 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
26599 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
26600 gimplify_init_ctor_eval_range, gimple_push_cleanup,
26601 gimplify_omp_for, gimplify_omp_atomic_pipeline,
26602 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
26603 force_gimple_operand): Likewise.
26604 * ipa-cp.c (constant_val_insert): Likewise.
26605 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
26606 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
26607 perfect_nestify): Likewise.
26608 * langhooks.c (lhd_omp_assignment): Likewise.
26609 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
26610 lower_copyprivate_clauses, lower_send_clauses,
26611 lower_send_shared_vars, expand_parallel_call,
26612 expand_omp_for_generic, expand_omp_for_static_nochunk,
26613 expand_omp_for_static_chunk, expand_omp_sections,
26614 lower_omp_single_copy, lower_omp_for_lastprivate,
26615 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
26616 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
26617 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
26620 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26622 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
26623 config/sh/sh.md: Follow spelling conventions.
26625 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
26626 config/frv/predicates.md: Follow spelling conventions.
26628 * config/m68k/linux-unwind.h: Fix a comment typo.
26629 * target.h: Follow spelling conventions.
26631 2007-02-18 Roger Sayle <roger@eyesopen.com>
26633 PR rtl-optimization/28173
26634 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
26635 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
26636 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
26637 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
26638 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
26640 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26642 * builtins.c (fold_builtin_load_exponent): New.
26643 (fold_builtin_2): Use it.
26645 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
26647 PR rtl-optimization/30773
26648 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
26649 if we fail to attach a REG_EQUIV note.
26651 2007-02-18 David Edelsohn <edelsohn@gnu.org>
26652 Roger Sayle <roger@eyesopen.com>
26654 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
26656 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26658 * calls.c (initialize_argument_information): Pass original EXP
26659 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
26660 code to split complex arguments here, as part of initializing the
26662 (expand_call): Remove code that builds a list of arguments and
26663 inserts implicit arguments into it. Instead, just count how many
26664 implicit arguments there will be so we can determine the size of
26665 the ARGS array, and let initialize_argument_information do the work.
26666 (split_complex_values): Delete unused function.
26668 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26670 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
26672 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26674 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
26675 for arg pointer based indexed addressing.
26677 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26679 * config/ia64/ia64.h, config/ia64/ia64.md,
26680 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
26681 spelling conventions.
26683 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26685 * config/m68k/m68k.c (split_di): New.
26686 * config/m68k/m68k-protos.h: Declare split_di.
26687 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
26688 Improve predicate handling and split constant shifts.
26690 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26692 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
26693 parameter for register bitfield operations, general predicates
26696 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26698 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
26699 * config/m68k/linux-unwind.h: New file.
26701 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26703 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
26704 config/i386/athlon.md, config/ia64/ia64.md,
26705 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
26706 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
26707 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
26708 tree-ssa-loop-niter.c, tree-vect-analyze.c,
26709 tree-vect-transform.c: Fix comment typos.
26711 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
26713 * sched-deps.c (find_insn_list): Remove.
26714 * sched-int.h: Remove the prototype for find_insn_list.
26716 2007-02-16 Geoffrey Keating <geoffk@apple.com>
26718 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
26720 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
26721 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
26722 darwin_rs6000_override_options.
26723 (C_COMMON_OVERRIDE_OPTIONS): Expect
26724 darwin_macosx_version_min to be non-NULL always.
26725 (TARGET_C99_FUNCTIONS): Likewise.
26726 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
26727 (DARWIN_MINVERSION_SPEC): New.
26728 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
26729 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
26731 (DARWIN_MINVERSION_SPEC): New.
26732 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
26734 * config/darwin-c.c (darwin_cpp_builtins): Expect
26735 darwin_macosx_version_min to be non-NULL always.
26737 * config/rs6000/rs6000.c: Clean up trailing whitespace.
26739 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
26741 * config/i386/i386.h (x86_use_xchgb): New.
26742 (TARGET_USE_XCHGB): New macro.
26743 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
26744 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
26745 Split after reload into bswaphi for shifts of 8.
26746 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
26747 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
26748 or when optimizing for size.
26750 2007-02-16 Richard Guenther <rguenther@suse.de>
26751 Christian Bruel <christian.bruel@st.com>
26753 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
26754 DECLs but prefer SSA_NAMEs over DECLs.
26756 2007-02-16 Richard Guenther <rguenther@suse.de>
26758 * tree-flow-inline.h (single_imm_use_p): Remove.
26759 (zero_imm_uses_p): Likewise.
26760 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
26761 instead of single_imm_use_p.
26762 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
26765 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26768 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
26769 nested double- and backquotes.
26771 2007-02-15 Roger Sayle <roger@eyesopen.com>
26773 PR middle-end/30391
26774 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
26775 should be unreachable.
26776 (build2_stat): Allow construction of MODIFY_EXPR at any time.
26777 For the time being redirect GIMPLE_MODIFY_STMT to the new
26778 (renamed) build_gimple_modify_stmt_stat.
26779 (build2_gimple_stat): Rename to...
26780 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
26781 Always build a GIMPLE_MODIFY_STMT node.
26782 * tree.h (build2_gimple, build2_gimple_stat): Delete.
26783 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
26786 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
26787 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
26788 * tree-complex.c (set_component_ssa_name, expand_complex_move,
26789 expand_complex_div_wide): Likewise.
26790 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
26791 * tree-ssa-loop-im.c (schedule_sm): Likewise.
26792 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
26793 * tree-ssa-loop-manip.c (create_iv): Likewise.
26794 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
26795 abs_replacement): Likewise.
26796 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
26797 realify_fake_stores): Likewise.
26799 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
26800 node rather than a GIMPLE_MODIFY_STMT node.
26801 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
26802 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
26804 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
26805 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
26806 GIMPLE_MODIFY_STMT.
26808 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26810 PR middle-end/30433
26811 * fold-const.c (fold_comparison): Add back the
26812 folding of constant complex comparisions.
26814 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26816 PR middle-end/30729
26817 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
26818 effects unknown to this function, return early.
26820 2007-02-15 Ian Lance Taylor <iant@google.com>
26822 * lower-subreg.c (move_eh_region_note): New static function.
26823 (resolve_simple_move): Call it.
26824 (decompose_multiword_subregs): Track blocks for which we resolve a
26825 simple move which is also a control flow insn. Pass them to
26826 find_many_sub_basic_blocks.
26827 (pass_lower_subreg): Add TODO_verify_flow.
26828 (pass_lower_subreg2): Likewise.
26830 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26831 Brooks Moses <brooks.moses@codesourcery.com>
26832 Lee Millward <lee.millward@codesourcery.com>
26834 * tree.h (enum tree_code_class): Add tcc_vl_exp.
26835 (VL_EXP_CLASS_P): New.
26836 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
26838 (TREE_OPERAND_CHECK_CODE): Likewise.
26839 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
26840 (TREE_RTL_OPERAND_CHECK): Likewise.
26841 (tree_operand_check_failed): Make second parameter the whole tree
26842 instead of its code. Fixed callers.
26843 (VL_EXP_CHECK): New.
26844 (TREE_OPERAND_LENGTH): New.
26845 (VL_EXP_OPERAND_LENGTH): New.
26846 (CALL_EXPR_FN): New.
26847 (CALL_EXPR_STATIC_CHAIN): New.
26848 (CALL_EXPR_ARGS): New.
26849 (CALL_EXPR_ARG): New.
26850 (call_expr_nargs): New.
26851 (CALL_EXPR_ARGP): New.
26852 (build_nt_call_list): Declare.
26853 (build_vl_exp_stat): Declare.
26854 (build_vl_exp): New.
26855 (build_call_list): Declare.
26856 (build_call_nary): Declare.
26857 (build_call_valist): Declare.
26858 (build_call_array): Declare.
26859 (call_expr_arg): Declare.
26860 (call_expr_argp): Declare.
26861 (call_expr_arglist): Declare.
26862 (fold_build_call_list): Declare.
26863 (fold_build_call_list_initializer): Declare.
26864 (fold_call_expr): Declare to replace fold_builtin.
26865 (fold_builtin_fputs): Update to agree with modified definition.
26866 (fold_builtin_strcpy): Likewise.
26867 (fold_builtin_strncpy): Likewise.
26868 (fold_builtin_memory_chk): Likewise.
26869 (fold_builtin_stxcpy_chk): Likewise.
26870 (fold_builtin_strncpy_chk): Likewise.
26871 (fold_builtin_next_arg): Likewise.
26872 (fold_build_call_expr): Declare.
26873 (fold_builtin_call_list): Declare.
26874 (fold_builtin_call_valist): Declare.
26875 (build_call_expr): Declare.
26876 (validate_arglist): Update to agree with modified definition.
26877 (tree_operand_length): New.
26878 (call_expr_arg_iterator): New.
26879 (init_call_expr_arg_iterator): New.
26880 (next_call_expr_arg): New.
26881 (first_call_expr_arg): New.
26882 (more_call_expr_args_p): New.
26883 (FOR_EACH_CALL_EXPR_ARG): New.
26885 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
26886 and tcc_gimple_stmt.
26887 (tree_code_size): Update documentation. Use sizeof (tree) rather
26888 than sizeof (char *).
26889 (tree_size): Likewise. Add case for tcc_vl_exp.
26890 (tree_node_structure): Add case for tcc_vl_exp.
26891 (contains_placeholder_p): Likewise.
26892 (substitute_in_expr): Likewise.
26893 (substitute_placeholder_in_expr): Likewise.
26894 (stabilize_reference_1): Likewise.
26895 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
26896 to diagnose breakage of this interface for constructing CALL_EXPRs.
26897 (build_nt): Add similar assertion here.
26898 (build_nt_call_list): New.
26899 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
26900 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
26902 (get_callee_fndecl): Use new CALL_EXPR accessors.
26903 (tree_operand_check_failed): Change parameters to pass entire node
26904 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
26905 (process_call_operands): New.
26906 (build_vl_exp_stat): New.
26907 (build_call_list): New.
26908 (build_call_nary): New.
26909 (build_call_valist): New.
26910 (build_call_array): New.
26911 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26912 (call_expr_arglist): New.
26914 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
26915 tcc_vl_exp instead of a fixed-size tcc_expression.
26917 * doc/c-tree.texi (CALL_EXPR): Document new representation and
26918 accessors for CALL_EXPRs.
26919 (AGGR_INIT_EXPR): Likewise.
26921 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26922 Brooks Moses <brooks.moses@codesourcery.com>
26923 Lee Millward <lee.millward@codesourcery.com>
26925 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
26926 (expand_builtin_nonlocal_goto): Change parameter to be entire
26927 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
26928 (expand_builtin_prefetch): Likewise.
26929 (expand_builtin_classify_type): Likewise.
26930 (mathfn_built_in): Return NULL_TREE instead of 0.
26931 (expand_errno_check): Use new CALL_EXPR accessors.
26932 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
26933 Return NULL_RTX instead of 0.
26934 (expand_builtin_mathfn_2): Likewise.
26935 (expand_builtin_mathfn_3): Likewise.
26936 (expand_builtin_interclass_mathfn): Likewise.
26937 (expand_builtin_sincos): Likewise.
26938 (expand_builtin_cexpi): Likewise.
26939 (expand_builtin_int_roundingfn): Likewise.
26940 (expand_builtin_int_roundingfn_2): Likewise.
26941 (expand_builtin_pow): Likewise.
26942 (expand_builtin_powi): Likewise.
26943 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
26944 of arglist, fixing callers appropriately. Use new CALL_EXPR
26945 accessors and constructors. Return NULL_RTX instead of 0.
26946 (expand_builtin_strstr): Likewise.
26947 (expand_builtin_strchr): Likewise.
26948 (expand_builtin_strrchr): Likewise.
26949 (expand_builtin_strpbrk): Likewise.
26950 (expand_builtin_memcpy): Likewise.
26951 (expand_builtin_mempcpy): Likewise.
26952 (expand_builtin_mempcpy_args): New.
26953 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
26954 (expand_builtin_memmove_args): New.
26955 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
26956 (expand_movstr): Likewise.
26957 (expand_builtin_strcpy): Likewise.
26958 (expand_builtin_strcpy_args): New.
26959 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
26960 (expand_builtin_strncpy): Likewise.
26961 (expand_builtin_memset): Likewise.
26962 (expand_builtin_memset_args): New.
26963 (expand_builtin_bzero): Similarly to expand_builtin_memset.
26964 (expand_builtin_memcmp): Likewise.
26965 (expand_builtin_strcmp): Likewise.
26966 (expand_builtin_strncmp): Likewise.
26967 (expand_builtin_strcat): Likewise.
26968 (expand_builtin_strncat): Likewise.
26969 (expand_builtin_strspn): Likewise.
26970 (expand_builtin_strcspn): Likewise.
26971 (expand_builtin_args_info): Likewise.
26972 (expand_builtin_va_start): Likewise.
26973 (gimplify_va_arg_expr): Likewise.
26974 (expand_builtin_va_end): Likewise.
26975 (expand_builtin_va_copy): Likewise.
26976 (expand_builtin_frame_address): Likewise.
26977 (expand_builtin_alloca): Likewise.
26978 (expand_builtin_bswap): Likewise.
26979 (expand_builtin_unop): Likewise.
26980 (expand_builtin_fputs): Likewise.
26981 (expand_builtin_expect): Likewise.
26982 (expand_builtin_fabs): Likewise.
26983 (expand_builtin_copysign): Likewise.
26984 (expand_builtin_printf): Likewise.
26985 (expand_builtin_fprintf): Likewise.
26986 (expand_builtin_sprintf): Likewise.
26987 (expand_builtin_init_trampoline): Likewise.
26988 (expand_builtin_signbit): Likewise.
26989 (expand_builtin_fork_or_exec): Likewise.
26990 (expand_builtin_sync_operation): Likewise.
26991 (expand_builtin_compare_and_swap): Likewise.
26992 (expand_builtin_lock_test_and_set): Likewise.
26993 (expand_builtin_lock_release): Likewise.
26994 (expand_builtin): Likewise.
26995 (builtin_mathfn_code): Likewise.
26997 (fold_builtin_constant_p): Pass call arguments individually instead
26998 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26999 accessors and constructors. Return NULL_TREE instead of 0.
27000 (fold_builtin_expect): Likewise.
27001 (fold_builtin_classify_type): Likewise.
27002 (fold_builtin_strlen): Likewise.
27003 (fold_builtin_nan): Likewise.
27004 (integer_valued_real_p): Likewise.
27005 (fold_trunc_transparent_mathfn): Likewise.
27006 (fold_fixed_mathfn): Likewise.
27007 (fold_builtin_cabs): Likewise.
27008 (fold_builtin_sqrt): Likewise.
27009 (fold_builtin_cbrt): Likewise.
27010 (fold_builtin_cos): Likewise.
27011 (fold_builtin_cosh): Likewise.
27012 (fold_builtin_tan): Likewise.
27013 (fold_builtin_sincos): Likewise.
27014 (fold_builtin_cexp): Likewise.
27015 (fold_builtin_trunc): Likewise.
27016 (fold_builtin_floor): Likewise.
27017 (fold_builtin_ceil): Likewise.
27018 (fold_builtin_round): Likewise.
27019 (fold_builtin_int_roundingfn): Likewise.
27020 (fold_builtin_bitop): Likewise.
27021 (fold_builtin_bswap): Likewise.
27022 (fold_builtin_logarithm): Likewise.
27023 (fold_builtin_hypot): Likewise.
27024 (fold_builtin_pow): Likewise.
27025 (fold_builtin_powi): Likewise.
27026 (fold_builtin_exponent): Likewise.
27027 (fold_builtin_memset): Likewise.
27028 (fold_builtin_bzero): Likewise.
27029 (fold_builtin_memory_op): Likewise.
27030 (fold_builtin_bcopy): Deleted; call site changed to invoke
27031 fold_builtin_memory_op directly.
27032 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
27033 (fold_builtin_strncpy): Likewise.
27034 (fold_builtin_memcmp): Likewise.
27035 (fold_builtin_strcmp): Likewise.
27036 (fold_builtin_strncmp): Likewise.
27037 (fold_builtin_signbit): Likewise.
27038 (fold_builtin_copysign): Likewise.
27039 (fold_builtin_isascii): Likewise.
27040 (fold_builtin_toascii): Likewise.
27041 (fold_builtin_isdigit): Likewise.
27042 (fold_builtin_fabs): Likewise.
27043 (fold_builtin_abs): Likewise.
27044 (fold_builtin_fmin_fmax): Likewise.
27045 (fold_builtin_carg): Likewise.
27046 (fold_builtin_classify): Likewise.
27047 (fold_builtin_unordered_cmp): Likewise.
27049 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
27050 New functions split out from fold_builtin_1.
27051 (fold_builtin_n): New.
27052 (fold_builtin_varargs): New.
27053 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
27055 (fold_call_expr): New.
27056 (build_function_call_expr): Rewrite to use new helper function.
27057 (fold_builtin_call_list): New.
27058 (build_call_expr): New.
27059 (fold_builtin_call_valist): New.
27060 (rewrite_call_expr): New.
27061 (validate_arg): New.
27062 (validate_arglist): Change parameter to be entire CALL_EXPR instead
27063 of an arglist. Change return type to bool. Use new CALL_EXPR
27066 (fold_builtin_strstr): Pass call arguments individually instead
27067 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27068 accessors and constructors. Return NULL_TREE instead of 0.
27069 (fold_builtin_strchr): Likewise.
27070 (fold_builtin_strrchr): Likewise.
27071 (fold_builtin_strpbrk): Likewise.
27072 (fold_builtin_strcat): Likewise.
27073 (fold_builtin_strncat): Likewise.
27074 (fold_builtin_strspn): Likewise.
27075 (fold_builtin_strcspn): Likewise.
27076 (fold_builtin_fputs): Likewise.
27077 (fold_builtin_next_arg): Likewise.
27078 (fold_builtin_sprintf): Likewise.
27080 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
27081 NULL_RTX instead of 0.
27082 (expand_builtin_memory_chk): Likewise.
27083 (maybe_emit_chk_warning): Likewise.
27084 (maybe_emit_sprintf_chk_warning): Likewise.
27086 (fold_builtin_object_size): Pass call arguments individually instead
27087 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27088 accessors and constructors. Return NULL_TREE instead of 0.
27089 (fold_builtin_memory_chk): Likewise.
27090 (fold_builtin_stxcpy_chk): Likewise.
27091 (fold_builtin_strncpy_chk): Likewise.
27092 (fold_builtin_strcat_chk): Likewise.
27093 (fold_builtin_strcat_chk): Likewise.
27094 (fold_builtin_strncat_chk): Likewise.
27095 (fold_builtin_sprintf_chk): Likewise.
27096 (fold_builtin_snprintf_chk): Likewise.
27097 (fold_builtin_printf): Likewise.
27098 (fold_builtin_vprintf): Likewise.
27100 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
27102 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
27103 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27104 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
27105 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
27106 (fold_unary): Likewise.
27107 (fold_binary): Likewise.
27108 (fold_ternary): Remove CALL_EXPR case, since they are no longer
27109 ternary expressions.
27110 (fold): Add logic for tcc_vl_exp.
27111 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
27112 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27113 (fold_build3_stat): Add assertion to flag broken interface for
27114 constructing CALL_EXPRs.
27115 (fold_build_call_list): New.
27116 (fold_build_call_list_initializer): New.
27117 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
27119 (fold_strip_sign_ops): Likewise.
27121 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27122 Brooks Moses <brooks.moses@codesourcery.com>
27123 Lee Millward <lee.millward@codesourcery.com>
27125 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
27126 accessors and dump arguments explicitly.
27128 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
27130 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
27132 (print_call_name): Use new CALL_EXPR accessors.
27134 * print-tree.c (print_node): Add case tcc_vl_exp. Print
27135 CALL_EXPR arguments explicitly instead of as a list. Use
27136 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27138 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
27139 (vrp_visit_stmt): Likewise.
27141 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
27142 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
27144 (force_move_till_expr): Likewise.
27146 * targhooks.c (default_external_stack_protect_fail): Use
27147 build_call_expr instead of build_function_call_expr.
27148 (default_hidden_stack_protect_fail): Likewise.
27150 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
27153 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
27154 and walk arguments explicitly.
27156 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
27157 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27158 (expand_simple_operations): Likewise.
27159 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
27161 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
27162 of TREE_CODE_LENGTH.
27163 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
27165 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
27166 instead of TREE_CODE_LENGTH.
27168 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
27169 (tree_ic_transform): Likewise.
27170 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
27171 parameter instead of arglist. Fix callers.
27172 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
27173 (tree_stringops_transform): Likewise.
27174 (tree_indirect_call_to_profile): Likewise.
27175 (tree_stringops_values_to_profile): Likewise.
27177 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
27178 (eliminate_tail_call): Likewise.
27180 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
27182 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
27183 Use TREE_OPERAND_LENGTH and generalize to handle any number of
27185 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
27187 * omp-low.c (build_omp_barrier): Use build_call_expr.
27188 (lower_rec_input_clauses): Likewise.
27189 (lower_reduction_clauses): Likewise.
27190 (expand_parallel_call): Likewise.
27191 (maybe_catch_exception): Likewise.
27192 (expand_omp_for_generic): Likewise.
27193 (expand_omp_for_static_nochunk): Likewise.
27194 (expand_omp_sections): Likewise.
27195 (lower_omp_single_simple): Likewise.
27196 (lower_omp_single_copy): Likewise.
27197 (lower_omp_master): Likewise.
27198 (lower_omp_ordered): Likewise.
27199 (lower_omp_critical): Likewise.
27201 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
27202 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
27204 * tree-gimple.c (is_gimple_call_addr): Fix doc.
27205 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
27206 TREE_CODE_LENGTH. Add tcc_vl_exp case.
27208 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
27209 and generalize to handle any number of operands.
27210 (chrec_contains_undetermined): Likewise.
27211 (tree_contains_chrecs): Likewise.
27212 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
27214 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
27216 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
27217 fold_call_expr instead of fold_builtin.
27218 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
27219 match declarations there.
27220 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
27223 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
27224 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27226 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
27227 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
27229 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
27232 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
27233 (execute_cse_sincos): Use new CALL_EXPR accessors.
27235 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
27237 * gimple-low.c (lower_function_body): Use build_call_expr.
27238 (lower_builtin_setjmp): Likewise.
27240 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
27241 (set_storage_via_libcall): Likewise.
27242 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
27243 instead of TREE_CODE_LENGTH.
27244 (expand_expr_real_1): Use new CALL_EXPR accessors.
27246 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
27247 generalize to handle any number of operands.
27248 (TB_parent_eq): Likewise.
27250 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
27251 (strip_builtin_expect): Likewise.
27253 * function.c (gimplify_parameters): Use build_call_expr.
27255 * tree-vectorizer.c (vect_is_simple_reduction): Use
27256 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27258 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
27259 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
27261 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
27264 * gimplify.c (build_stack_save_restore): Use build_call_expr.
27265 (gimplify_decl_expr): Likewise.
27266 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
27267 Use new CALL_EXPR iterators.
27268 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
27269 (gimplify_modify_expr_to_memset): Likewise.
27270 (gimplify_variable_sized_compare): Likewise.
27271 (gimplify_omp_atomic_fetch_op): Likewise.
27272 (gimplify_omp_atomic_pipeline): Likewise.
27273 (gimplify_omp_atomic_mutex): Likewise.
27274 (gimplify_function_tree): Likewise.
27276 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
27277 (call_expr_flags): Likewise.
27278 (expand_call): Likewise.
27280 * except.c (expand_builtin_eh_return_data_regno): Pass entire
27281 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27284 * coverage.c (create_coverage): Use build_call_expr.
27286 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
27287 (temp_call_expr_obstack): New.
27288 (pool_copy_list): Delete.
27289 (temp_copy_call_expr): New.
27290 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
27291 CALL_EXPR accessors. Get rid of special goo for copying argument
27292 lists and use temp_copy_call_expr instead.
27293 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
27294 CALL_EXPR accessors.
27295 (create_expression_by_pieces): Likewise. Use build_call_array
27296 to construct the result instead of fold_build3.
27297 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
27298 dealing with argument lists.
27299 (init_pre): Remove references to expression_node_pool and
27300 list_node_pool. Init temp_call_expr_obstack instead.
27301 (fini_pre): Remove references to expression_node_pool and
27304 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
27305 and walk arguments explicitly instead of as a list.
27307 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
27308 (mx_register_decls): Likewise.
27309 (mudflap_register_call): Likewise.
27310 (mudflap_finish_file): Likewise.
27312 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
27313 (ipa_callsite_compute_param): Likewise.
27315 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
27316 accessors and constructor.
27318 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
27319 accessors and constructor.
27320 (convert_tramp_reference): Likewise.
27321 (convert_call_expr): Likewise.
27322 (finalize_nesting_tree_1): Likewise.
27324 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
27327 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
27329 * tree-inline.c (initialize_inlined_parameters): Pass entire
27330 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27332 (estimate_num_insns_1): Use new CALL_EXPR accessors.
27333 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
27335 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
27336 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27337 (vectorizable_reduction): Likewise.
27338 (vectorizable_call): Use new CALL_EXPR iterators.
27339 (vectorizable_conversion): Use build_call_expr.
27340 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
27341 (vect_gen_widened_results_half): Use build_call_expr.
27342 (vect_setup_realignment): Likewise.
27343 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
27345 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
27346 (pass_through_call): Likewise.
27347 (compute_object_sizes): Likewise. Use fold_call_expr instead of
27350 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
27351 (tree_gen_pow2_profiler): Likewise.
27352 (tree_gen_one_value_profiler): Likewise.
27353 (tree_gen_ic_func_profiler): Likewise.
27354 (tree_gen_average_profiler): Likewise.
27355 (tree_gen_ior_profiler): Likewise.
27357 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
27358 (find_func_aliases): Use new CALL_EXPR accessors. Add case
27359 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27361 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
27362 of TREE_CODE_LENGTH.
27364 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
27365 of TREE_CODE_LENGTH.
27367 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
27369 (convert_to_integer): Likewise.
27371 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
27374 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27375 Brooks Moses <brooks.moses@codesourcery.com>
27376 Lee Millward <lee.millward@codesourcery.com>
27378 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
27380 * config/frv/frv.c (frv_expand_builtin): Likewise.
27381 * config/s390/s390.c (s390_expand_builtin): Likewise.
27383 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
27384 (sparc_expand_builtin): Use new CALL_EXPR accessors.
27386 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
27387 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
27388 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
27389 (ix86_expand_store_builtin): Likewise.
27390 (ix86_expand_unop_builtin): Likewise.
27391 (ix86_expand_unop1_builtin): Likewise.
27392 (ix86_expand_sse_compare): Likewise.
27393 (ix86_expand_sse_comi): Likewise.
27394 (ix86_expand_vec_init_builtin): Likewise.
27395 (ix86_expand_vec_ext_builtin): Likewise.
27396 (ix86_expand_vec_set_builtin): Likewise.
27397 (ix86_expand_builtin): Use new CALL_EXPR accessors.
27399 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
27400 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
27402 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
27403 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27404 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
27406 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
27408 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
27409 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
27410 arglist. Use new CALL_EXPR accessors. Fix callers.
27411 (altivec_expand_abs_builtin): Likewise.
27412 (rs6000_expand_binop_builtin): Likewise.
27413 (altivec_expand_predicate_builtin): Likewise.
27414 (altivec_expand_lv_builtin): Likewise.
27415 (spe_expand_stv_builtin): Likewise.
27416 (altivec_expand_stv_builtin): Likewise.
27417 (rs6000_expand_ternop_builtin): Likewise.
27418 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
27419 (altivec_expand_st_builtin): Likewise.
27420 (altivec_expand_dst_builtin): Likewise.
27421 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
27422 arglist. Use new CALL_EXPR accessors. Fix callers.
27423 (altivec_expand_vec_set_builtin): Likewise.
27424 (altivec_expand_vec_ext_builtin): Likewise.
27425 (altivec_expand_builtin): Use new CALL_EXPR accessors.
27426 (spe_expand_builtin): Likewise.
27427 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
27428 arglist. Use new CALL_EXPR accessors. Fix callers.
27429 (spe_expand_evsel_builtin): Likewise.
27430 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
27431 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
27433 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
27434 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27435 (arm_expand_unop_builtin): Likewise.
27436 (arm_expand_builtin): Use new CALL_EXPR accessors.
27438 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
27441 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
27442 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
27444 (bfin_expand_unop_builtin): Likewise.
27445 (bfin_expand_builtin): Use new CALL_EXPR accessors.
27447 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27448 Brooks Moses <brooks.moses@codesourcery.com>
27449 Lee Millward <lee.millward@codesourcery.com>
27451 * c-semantics.c (build_stmt): Add internal diagnostic check.
27453 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
27454 accessors. Print arguments explicitly instead of as a list.
27456 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
27458 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
27459 (c_finish_omp_flish): Likewise.
27461 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
27462 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
27463 instead of TREE_CODE_LENGTH.
27464 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
27465 (c_warn_unused_result): Likewise.
27467 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27470 * doc/invoke.texi (Warning Options): Remove
27471 -Werror-implicit-function-declaration.
27472 (Wimplicit-function-declaration): Update description.
27473 * opts.c (common_handle_option): Move handling of -Werror=* to...
27474 (enable_warning_as_error): ...here.
27475 * opts.h (enable_warning_as_error): Declare.
27476 * c-decl.c (implicit_decl_warning): Unless
27477 -Wno-implicit-function-declaration is given, emit a pedwarn if
27478 -std=c99 or emit a warning if -Wimplicit-function-declaration.
27479 * c.opt (Wimplicit-function-declaration): Replace
27480 mesg_implicit_function_declaration with
27481 warn_implicit_function_declaration.
27482 * c-opts.c (c_common_handle_option):
27483 -Werror-implicit-function-declaration is exactly equal as
27484 -Werror=implicit-function-declaration.
27485 (set_Wimplicit): Replace mesg_implicit_function_declaration with
27486 warn_implicit_function_declaration.
27487 (c_common_post_options): -Wimplict-function-declaration is enabled
27488 by default by -std=c99, otherwise is disabled by default.
27489 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
27491 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27493 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
27494 DECL on the rhs to a DECL on the lhs for debug info purposes if the
27495 former is ignored but not the latter.
27497 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27499 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
27500 is made and the reference doesn't use the alias set of its type,
27501 do not create the temporary using that type.
27503 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
27505 * jump.c: Remove prototypes for delete_computation and
27506 delete_prior_computation.
27508 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27510 * jump.c (get_label_after): Delete.
27511 (get_label_before, delete_computation, delete_jump,
27512 delete_prior_computation, follow_jumps): Move...
27513 * reorg.c (delete_computation, delete_prior_computation): ... here...
27514 (get_label_before, delete_jump): ... making these static ...
27515 (follow_jumps): ... and simplifying this since it only runs after
27517 * rtl.h (get_label_after, get_label_before, delete_jump,
27518 follow_jumps): Delete prototypes.
27520 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27522 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
27524 2007-02-15 Nick Clifton <nickc@redhat.com>
27526 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
27527 order to prevent it from being munged by the target.
27529 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
27531 * config/i386/i386.md: Remove misleading comment.
27533 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27535 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
27536 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
27539 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27541 * tree-sra.c (instantiate_missing_elements): Canonicalize
27543 (sra_build_assignment): New.
27544 (generate_copy_inout, generate_element_copy,
27545 generate_element_zero, generate_one_element_init): Use it.
27547 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27549 * tree-sra.c (instantiate_missing_elements): Canonicalize
27551 (sra_build_assignment): New.
27552 (generate_copy_inout, generate_element_copy,
27553 generate_element_zero, generate_one_element_init): Use it.
27555 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27557 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
27560 2007-02-14 Joseph Myers <joseph@codesourcery.com>
27562 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
27563 types as aggregates not scalars.
27564 * function.c (assign_stack_temp_for_type): Likewise.
27566 2007-02-14 Roger Sayle <roger@eyesopen.com>
27567 Zdenek Dvorak <dvorakz@suse.cz>
27569 * tree-dump.c (dump_switch_p_1): Require exact match of the option
27572 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
27574 * passes.c (next_pass_1): Clear the next field of the copied
27577 2007-02-14 Richard Henderson <rth@redhat.com>
27579 * tree-sra.c (early_sra): New.
27580 (decl_can_be_decomposed_p): Deny va_list if early_sra.
27581 (tree_sra_early, pass_sra_early): New.
27582 * tree-pass.h (pass_sra_early): Declare.
27583 * passes.c (init_optimization_passes): Use it.
27585 2007-02-14 Richard Guenther <rguenther@suse.de>
27587 * flags.h (issue_strict_overflow_warning): Convert to a macro.
27589 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
27591 PR tree-optimization/30771
27592 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
27594 (vect_analyze_operations): Induction phis can now be marked as
27596 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
27597 Update documentation accordingly.
27599 2007-02-14 Nick Clifton <nickc@redhat.com>
27601 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
27602 most 3 arguments are supported.
27603 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
27605 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
27607 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
27608 Ensure dst->current is valid.
27610 2007-02-13 Paul Brook <paul@codesourcery.com>
27612 * config.gcc: Add arm*-*-uclinux-*eabi.
27613 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
27614 (SUBTARGET_EXTRA_LINK_SPEC): Define.
27615 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
27616 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
27617 (LINK_SPEC): Define.
27618 (LIB_SPEC): Define.
27619 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
27621 * config/arm/uclinux-eabi.h: New file.
27622 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
27623 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
27626 2007-02-13 Ian Lance Taylor <iant@google.com>
27628 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
27629 * flags.h (warn_strict_overflow): Declare.
27630 (enum warn_strict_overflow_code): Define.
27631 (issue_strict_overflow_warning): New static inline function.
27632 * opts.c (warn_strict_overflow): New variable.
27633 (common_handle_option): Handle OPT_Wstrict_overflow and
27634 OPT_Wstrict_overflow_.
27635 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
27637 * fold-const.c: Include intl.h.
27638 (fold_deferring_overflow_warnings): New static variable.
27639 (fold_deferred_overflow_warning): New static variable.
27640 (fold_deferred_overflow_code): New static variable.
27641 (fold_defer_overflow_warnings): New function.
27642 (fold_undefer_overflow_warnings): New function.
27643 (fold_undefer_and_ignore_overflow_warnings): New function.
27644 (fold_deferring_overflow_warnings_p): New function.
27645 (fold_overflow_warning): New static function.
27646 (make_range): Add strict_overflow_p parameter. Change all
27648 (extract_muldiv, extract_muldiv_1): Likewise.
27649 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
27650 tree_expr_nonnegative_p.
27651 (fold_negate_expr): Call fold_overflow_warning.
27652 (fold_range_test): Likewise.
27653 (fold_comparison): Likewise.
27654 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
27655 instead of tree_expr_nonnegative_p.
27656 (tree_expr_nonnegative_warnv_p): Rename from
27657 tree_expr_nonnegative_p, add strict_overflow_p parameter.
27658 (tree_expr_nonnegative_p): New function.
27659 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
27660 strict_overflow_p parameter.
27661 (tree_expr_nonzero_p): New function.
27662 * passes.c (verify_interpass_invariants): New static function.
27663 (execute_one_pass): Call it.
27664 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
27666 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
27667 (estimate_numbers_of_iterations): Likewise.
27668 (scev_probably_wraps_p): Likewise.
27669 * tree-ssa-ccp.c: Include "toplev.h".
27670 (evaluate_stmt): Defer fold overflow warnings until we know we are
27672 (struct fold_stmt_r_data): Add stmt field.
27673 (fold_stmt_r): Defer fold overflow warnings until we know we
27675 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
27676 (fold_stmt_inplace): Likewise.
27677 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
27678 (cleanup_control_expr_graph): Defer fold overflow warnings until
27679 we know we are going to optimize.
27680 * tree-cfg.c (fold_cond_expr_cond): Likewise.
27681 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
27683 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
27684 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
27685 * tree-ssa-loop-manip.c (create_iv): Likewise.
27686 * c-typeck.c (build_conditional_expr): Likewise.
27687 (build_binary_op): Likewise.
27688 * tree-vrp.c (vrp_expr_computes_nonzero): Call
27689 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
27690 (extract_range_from_unary_expr): Likewise.
27691 * simplify-rtx.c (simplify_const_relational_operation): Warn when
27692 assuming that signed overflow does not occur.
27693 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
27694 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
27695 (fold_defer_overflow_warnings): Declare.
27696 (fold_undefer_overflow_warnings): Declare.
27697 (fold_undefer_and_ignore_overflow_warnings): Declare.
27698 (fold_deferring_overflow_warnings_p): Declare.
27699 (tree_expr_nonzero_warnv_p): Declare.
27700 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
27701 of warning options.
27702 (Warning Options): Document -Wstrict-overflow.
27703 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
27704 (tree-ssa-ccp.o): Likewise.
27705 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
27706 (fold-const.o): Depend on intl.h.
27708 2007-02-13 Ian Lance Taylor <iant@google.com>
27710 PR middle-end/30751
27711 * lower-subreg.c (resolve_simple_move): Decompose subregs in
27714 2007-02-13 Stuart Hastings <stuart@apple.com>
27716 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
27718 2007-02-13 Richard Henderson <rth@redhat.com>
27720 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
27721 handled_component_p before looking for the indirect_ref.
27723 2007-02-13 Richard Henderson <rth@redhat.com>
27725 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
27726 remove flags clobber.
27727 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
27728 (bswaphi_lowpart): New.
27729 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
27730 remove TARGET_BSWAP test. Delete expander of the same name.
27732 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
27733 (expand_unop): Use them.
27735 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
27737 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
27738 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
27739 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
27740 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
27741 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
27742 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
27743 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
27744 assembler dialect choice from asm templates.
27746 2007-02-12 Richard Henderson <rth@redhat.com>
27748 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
27749 (fixuns_trunc<SSEMODEF>si2): Use it.
27750 * config/i386/sse.md (vec_setv4sf_0): Export.
27751 * config/i386/i386.c (ix86_build_const_vector): Export.
27752 (ix86_split_convert_uns_si_sse): Rename from
27753 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
27754 * config/i386/i386-protos.h: Update.
27756 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27759 * c-typeck.c (c_finish_return): Improve warning message.
27761 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27763 * alias.c (find_symbolic_term): Delete unused function.
27765 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
27767 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
27768 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
27769 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
27771 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27773 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
27774 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
27775 the function, temporarily point the debug interface to the null one.
27777 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27779 * dwarf2out.c (round_up_to_align): New static function.
27780 (field_byte_offset): Use it to round the offset.
27782 2007-02-12 Richard Henderson <rth@redhat.com>
27784 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
27785 (inswl_const): Export.
27787 2007-02-12 Richard Henderson <rth@redhat.com>
27789 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
27790 result mode of the libcall, convert back to outmode.
27792 2007-02-12 Roger Sayle <roger@eyesopen.com>
27794 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
27795 (bswapdi2): New define_expand to implement 32-bit implementation.
27797 2007-02-12 Nick Clifton <nickc@redhat.com>
27799 * doc/invoke.texi (Overall Options): Document --help=.
27800 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
27801 (cc1_options): Pass --help= on to cc1.
27802 (display_help): Add description of --help=.
27803 (process_command): Add code to handle --help=. Allow translated
27804 --help and --target-help switches to be passed on to compiler
27806 (main): Remove unused if statement.
27807 * opts.c (columns): Remove.
27808 (LEFT_COLUMN): Define.
27809 (wrap_help): Add columns argument.
27810 (print_filtered_help): Change parameters to be an include bitmask,
27811 an exclude bitmask, an any bitmask and the column width. Move the
27812 code to display the params list here. Add code to display the
27813 status of options rather than their descriptions if the quiet flag
27815 (print_specific_help): Change parameters to be an include bitmask,
27816 an exclude bitmask and an any bitmask. Move code to look up the
27817 column width here. Decide upon the title for an options listing.
27818 (common_handle_options): Add code to handle --help=. Adapt code
27819 for --help and --target-help to use the revised form of the
27820 print_specific_help function.
27821 (print_help): Delete.
27822 (print_param_help): Delete.
27823 (print_switch): Delete.
27824 * opts.h (cl_lang_count): Add prototype.
27825 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
27826 CL_MAX_OPTION_CLASS): New defines.
27827 * optc-gen.awk: Add construction of cl_lang_count.
27828 * c.opt: Add Warning attribute to warning options and Optimization
27829 attribute to optimization options.
27830 * common.opt: Likewise.
27832 Add -fhelp and -ftarget-help as aliases for the transformed --help
27833 and --target-help options.
27834 * opt-functions.awk: Add code to handle Warning and Optimization
27837 2007-02-12 Richard Henderson <rth@redhat.com>
27839 * config/alpha/constraints.md: New file.
27840 * config/alpha/alpha.c: Include tm-constrs.h.
27841 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
27842 alpha_extra_constraint): Remove.
27843 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
27844 * config/alpha/alpha-protos.h: Update.
27845 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
27846 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
27847 (EXTRA_CONSTRAINT): Remove.
27848 * config/alpha/alpha.md: Include constraints.md.
27849 (adddi splitter): Use satisfies_constraint_*.
27850 * config/alpha/predicates.md (add_operand): Likewise.
27851 (sext_add_operand, addition_operation): Likewise.
27853 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
27855 PR tree-optimization/29145
27856 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
27857 in our handling of restrict qualified pointers.
27859 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27862 * doc/invoke.texi (Wunused-value): Update description.
27863 (Wextra): Delete item.
27864 * opts.c (set_Wextra): Don't use the value of Wextra to set the
27865 value of Wunused-value.
27866 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
27867 (c_finish_stmt_expr): Don't check extra_warnings.
27868 (emit_side_effect_warnings): The caller is responsible to check
27871 2007-02-11 Roger Sayle <roger@eyesopen.com>
27872 Matt Thomas <matt@3am-software.com>
27874 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
27876 2007-02-11 Roger Sayle <roger@eyesopen.com>
27878 * simplify-rtx.c (simplify_relational_operation_1): Optimize
27879 comparisons of POPCOUNT against zero.
27880 (simplify_const_relational_operation): Likewise.
27882 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27884 * doc/invoke.texi (Wextra): Delete outdated paragraph.
27886 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27888 * dwarf2out.c (root_type): Delete unused function.
27890 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27892 * genattrtab.c (contained_in_p): Delete unused function.
27893 (write_expr_attr_cache): Likewise.
27895 2007-02-11 Jan Hubicka <jh@suse.cz>
27897 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
27900 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
27902 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
27903 to add the REG_EQ* note.
27904 * see.c (see_merge_one_use_extension): Likewise.
27905 * local-alloc.c (update_equiv_regs): Likewise. Also don't
27906 turn REG_EQUAL notes into REG_EQUIV notes if the target
27907 register may have more than one set.
27908 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
27909 * gcse.c (try_replace_reg): Likewise.
27910 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
27911 * calls.c (fixup_tail_calls): Likewise. Abort if there is
27912 more than one REG_EQUIV note.
27913 * reload1.c (gen_reload): Use set_unique_reg_note.
27915 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
27917 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
27918 (ix86_builtin_conversion): New function.
27920 2007-02-06 Mark Mitchell <mark@codesourcery.com>
27923 * tree.h (DECL_REPLACEABLE_P): New macro.
27924 * except.c (set_nothrow_function_flags): Likewise.
27926 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
27927 Ira Rosen <irar@il.ibm.com>
27928 Dorit Nuzman <dorit@il.ibm.com>
27930 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
27931 * targhooks.c (default_builtin_vectorized_conversion): New.
27932 * targhooks.h (default_builtin_vectorized_function): New declaration.
27933 * target.h (struct vectorize): Add builtin_conversion field.
27934 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
27935 stmt_vec_info_type value.
27936 (vectorizable_conversion): New declaration.
27937 * tree-vect-analyze.c (vect_analyze_operations): Add
27938 vectorizable_conversion call.
27939 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
27940 * tree-vect-transform.c (vectorizable_conversion): New function.
27941 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
27942 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
27944 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
27945 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
27946 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
27947 or ALTIVEC_BUILTIN_VCFSX.
27949 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27952 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
27953 CONST_DOUBLE and operand 0 is a hard register.
27954 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
27955 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
27956 is a hard floating-point register.
27958 2007-02-10 Richard Henderson <rth@redhat.com>
27959 Jakub Jelinek <jakub@redhat.com>
27960 Alexandre Oliva <aoliva@redhat.com>
27962 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
27963 * builtin-types.def (BT_WORD): Make unsigned.
27964 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
27965 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
27966 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
27967 * c-decl.c (grokdeclarator): Don't error if !have_tls.
27968 * c-parser.c (c_parser_omp_threadprivate): Likewise.
27969 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
27971 * expr.c (emutls_var_address): New.
27972 (expand_expr_real_1): Expand emulated tls.
27973 (expand_expr_addr_expr_1): Likewise.
27974 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
27975 * output.h (emutls_finish): Declare.
27976 * toplev.c (compile_file): Call it.
27977 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
27978 address before wrapping in CONST.
27979 * varasm.c (emutls_htab, emutls_object_type): New.
27980 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
27981 (get_emutls_object_name, get_emutls_object_type): New.
27982 (get_emutls_init_templ_addr, emutls_decl): New.
27983 (emutls_common_1, emutls_finish): New.
27984 (assemble_variable): When emulating tls, swap decls; generate
27985 constructor for the emutls objects.
27986 (do_assemble_alias): When emulating tls, swap decl and target name.
27987 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
27989 * varpool.c (decide_is_variable_needed): Look at force_output.
27990 Recurse for emulated tls.
27991 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
27992 with decide_is_variable_needed.
27993 * emutls.c: New file.
27994 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
27995 tls_object for real tls.
27997 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
27999 PR rtl-optimization/29599
28000 * reload1.c (eliminate_regs_in_insn): Take the destination
28001 mode into account when computing the offset.
28003 2007-02-09 Stuart Hastings <stuart@apple.com>
28004 Richard Henderson <rth@redhat.com>
28006 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28007 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28008 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
28009 fixuns_truncdfhi2): New.
28010 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
28011 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
28012 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
28013 (floatunssidf2): Allow nonimmediate source.
28014 * config/i386/sse.md (movdi_to_sse): New.
28015 (vec_concatv2di): Drop '*'.
28016 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
28017 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28018 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
28020 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
28021 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28022 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
28023 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
28024 (ix86_build_signbit_mask): Fix decl of v, refactor to call
28025 ix86_build_const_vector.
28026 (x86_emit_floatuns): Rewrite.
28028 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28030 * genautomata.c (longest_path_length): Delete unused function.
28031 (struct state): Delete unused longest_path_length.
28032 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
28033 (get_free_state): Delete unused.
28035 2007-02-09 Jan Hubicka <jh@suse.cz>
28037 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
28038 * doc/invoke.texi (inline-unit-growth): Update default value.
28040 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
28041 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
28042 (rebuild_cgraph_edges): Likewise.
28043 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
28044 (dump_cgraph_node): Dump frequencies.
28045 (cgraph_clone_edge): Add frequency scales.
28046 (cgraph_clone_node): Add freuqnecy.
28047 * cgraph.h (cgraph_edge): Add freuqnecy argument.
28048 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
28049 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
28050 * tree-pass.h (TODO_rebuild_frequencies): New constant.
28051 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
28052 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
28053 (save_inline_function_body): Likewise.
28054 * ipa-inline.c: inluce rtl.h
28055 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
28056 (cgraph_edge_badness): Use frequencies.
28057 (cgraph_decide_recursive_inlining): Update clonning.
28058 (cgraph_decide_inlining_of_small_function): Dump frequency.
28059 * predict.c (estimate_bb_frequencies): Export.
28060 * predict.h (estimate_bb_frequencies): Declare.
28061 * tree-inline.c (copy_bb): Watch overflows.
28062 (expand_call_inline): Update call of cgraph_create_edge.
28063 (optimize_inline_calls): Use TODO flags to update frequnecies.
28064 * passes.h: Include predict.h
28065 (init_optimization_passes): Move profile ahead.
28066 (execute_function_todo): Handle TODO_rebuild_frequencies.
28068 2007-02-09 Roger Sayle <roger@eyesopen.com>
28070 * config/alpha/alpha.c (emit_insxl): Force the first operand of
28071 the insbl or inswl pattern into a register.
28073 2007-02-09 Roger Sayle <roger@eyesopen.com>
28075 * config/ia64/ia64.md (bswapdi2): New define_insn.
28077 2007-02-09 Richard Henderson <rth@redhat.com>
28079 * config/i386/constraints.md (Ym): New constraint.
28080 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
28081 (movdi_1_rex64): Split sse and xmm general register moves from
28082 memory move alternatives. Use conditional register constraints.
28083 (movsf_1, movdf_integer): Likewise.
28084 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
28085 (movdf_integer_rex64): New.
28086 (pushsf_rex64): Fix output constraints.
28087 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
28088 (sse2_stored): Likewise.
28089 (sse2_storeq_rex64): New.
28090 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
28091 amd and not generic.
28092 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
28093 for optimize_size. Remove SF/DFmode hack.
28095 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
28097 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
28100 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
28101 Richard Sandiford <richard@codesourcery.com>
28103 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
28104 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
28105 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
28106 m68k/t-mlib to tmake_file.
28107 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
28108 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
28109 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
28110 Allow it to be cf or m68k. Set m68k_arch_family. If that
28111 variable is not empty, add t-$m68k_arch_family to tmake_file.
28112 Add t-mlibs to tmake_file.
28113 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
28114 * config/m68k/t-cf: New file.
28115 * config/m68k/t-m68k: Likewise.
28116 * config/m68k/t-mlibs: Likewise.
28117 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28118 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28119 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28120 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28121 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
28123 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
28124 (INSTALL_LIBGCC): Delete.
28125 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28126 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28127 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28128 (M68K_MLIB_CPU): Define.
28129 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28130 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28131 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
28133 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
28134 Richard Guenther <rguenther@suse.de>
28136 PR middle-end/23361
28137 * fold-const.c (fold_comparison): Handle obfuscated comparisons
28138 against INT_MIN/INT_MAX.
28139 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
28140 file if a loop is removed.
28142 2007-02-09 Joseph Myers <joseph@codesourcery.com>
28144 * calls.c (store_one_arg): Pass correct alignment to
28145 emit_push_insn for non-BLKmode values.
28146 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
28147 unaligned stack slot via a suitably aligned slot.
28149 2007-02-08 DJ Delorie <dj@redhat.com>
28151 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
28153 (legal_subregs): Use unsigned char, make const.
28154 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
28156 2007-02-08 Paul Brook <paul@codesourcery.com>
28158 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
28159 special interworking needed.
28161 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
28163 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
28164 conditional to __SSE2__.
28165 (Entries below should have been added to first ChangeLog
28166 entry for amdfam10 dated 2007-02-05)
28167 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
28169 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
28171 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
28174 2007-02-08 DJ Delorie <dj@redhat.com>
28176 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
28177 * config/m32c/m32c.c (legal_subregs): New.
28178 (m32c_illegal_subreg_p): New.
28179 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
28180 unsupported subregs of hard regs.
28182 2007-02-08 Jan Hubicka <jh@suse.cz>
28184 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
28185 the same one; always update histograms.
28187 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28189 * passes.c (init_optimization_passes): Tidy comment.
28191 2007-02-08 Roger Sayle <roger@eyesopen.com>
28193 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
28194 strip zero_extend, bswap and rotates from POCOUNT's argument.
28195 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
28196 zero_extend and rotates from PARITY's argument.
28197 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
28198 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
28199 of an integer constant at compile-time.
28201 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28204 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
28206 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
28209 * tree-ssa-live.c (remove_unused_locals): Do not remove
28210 TREE_ADDRESSABLE variables.
28211 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
28212 * tree-ssa-operands.c (add_virtual_operand): Remove argument
28213 FOR_CLOBBER. Update all users.
28214 If VAR has an associated alias set, add a virtual operand for
28215 it if no alias is found to conflict with the memory reference.
28217 2007-02-07 Jan Hubicka <jh@suse.cz>
28218 Robert Kidd <rkidd@crhc.uiuc.edu>
28220 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
28222 2007-02-07 Ian Lance Taylor <iant@google.com>
28224 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
28226 2007-02-07 Roger Sayle <roger@eyesopen.com>
28228 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
28229 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
28230 tablejumpdi, movsi_to_cr_one): Remove constraints from
28231 define_expand's match_operands.
28233 2007-02-07 Roger Sayle <roger@eyesopen.com>
28235 * global.c (compute_regsets): Move declatation of "i" inside of
28236 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
28238 2007-02-07 Jakub Jelinek <jakub@redhat.com>
28241 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
28242 of INDIRECT_REF <RESULT_DECL>.
28244 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
28246 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
28247 Kaz Kojima <kkojima@gcc.gnu.org>
28250 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
28252 (sh_initialize_trampoline): Add parentheses to avoid a warning.
28254 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
28256 * doc/loop.texi: Document possibility not to perform disambiguation
28257 of loops with multiple latches.
28258 * cfgloopmanip.c (alp_enum_p): Removed.
28259 (add_loop): Handle subloops. Use get_loop_body_with_size.
28260 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
28261 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
28262 the new forwarder block.
28263 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
28264 Handle the case latch is NULL.
28265 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
28266 modifications when marking loop exits.
28267 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
28269 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
28270 disambiguate_loops_with_multiple_latches.
28271 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
28272 before fix_loop_structure.
28273 * cfgloop.c: Include pointer-set.h and output.h.
28274 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
28275 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
28276 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
28277 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
28278 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
28279 disambiguate_multiple_latches, get_loop_body_with_size,
28280 disambiguate_loops_with_multiple_latches): New functions.
28281 (flow_loop_dump): Dump multiple latch edges.
28282 (flow_loop_nodes_find): Handle loops with multiple latches.
28283 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
28284 (glb_enum_p): Modified.
28285 (get_loop_body): Use get_loop_body_with_size.
28286 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
28287 (AVOID_CFG_MODIFICATIONS): New constant.
28288 (disambiguate_loops_with_multiple_latches, add_loop,
28289 get_loop_body_with_size): Declare.
28290 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
28292 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
28294 PR inline-asm/28686
28295 * global.c (compute_regsets): New function.
28296 (global_alloc): Refactored ELIMINABLE_REGSET
28297 and NO_GLOBAL_ALLOC_REGS computation out.
28298 (rest_of_handle_global_alloc): Call compute_regsets()
28299 for non-optimizing case.
28301 2007-02-06 Richard Henderson <rth@redhat.com>
28303 * config/i386/constraints.md (Y2): Rename from Y.
28304 (Yi): New constraint.
28305 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
28306 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
28307 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
28308 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
28309 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
28310 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
28311 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
28312 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
28313 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
28314 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
28315 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
28316 vec_extractv2si_1): Change Y constraints to Y2.
28317 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
28318 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
28319 Change Y constraints to Y2.
28320 (sse2_loadld): Change Y constraints to x.
28322 2007-02-06 Roger Sayle <roger@eyesopen.com>
28324 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
28325 (parity<mode>2): New define_expand using rs6000_emit_parity.
28326 * config/rs6000/rs6000.c (rs6000_emit_popcount,
28327 rs6000_emit_parity): New functions.
28328 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
28329 rs6000_emit_parity): Prototype here.
28331 2007-02-06 Ian Lance Taylor <iant@google.com>
28333 * lower-subreg.c (simple_move_operand): Reject CONST.
28334 (resolve_clobber): Call validate_change rather than directly
28335 assigning to XEXP (pat, 0).
28337 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28339 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
28340 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
28341 (tree-cfg.o): Remove hashtab.h dependency.
28343 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
28344 (struct ivopts_data): Change niters to pointer_map_t.
28345 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
28346 (niter_for_exit): Create pointer_map on demand. Change for
28348 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
28349 (free_loop_data): Destroy data->niters if created and reset field.
28350 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
28351 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
28353 * tree-ssa-reassoc.c: Include pointer-set.h.
28354 (bb_rank): Change to long *.
28355 (operand_rank): Change to pointer_map_t.
28356 (find_operand_rank): Return long, -1 if not found. Declare as inline.
28357 (insert_operand_rank): Accept long.
28358 (operand_entry_hash, operand_entry_eq): Remove.
28359 (get_rank): Return long. Adjust for changes above.
28360 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
28362 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
28364 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
28365 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
28366 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
28368 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
28369 directly since it cannot be NULL.
28370 (get_vi_for_tree): Rewrite for pointer_map API.
28371 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
28372 (init_alias_vars): Create vi_for_tree as pointer_map.
28373 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
28375 * tree-cfg.c: Don't include hashtab.h.
28376 (edge_to_cases): Declare as pointer_map.
28377 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
28379 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
28380 (start_recording_case_labels): Create edge_to_cases as pointer_map.
28381 (end_recoding_case_labels): Cleanup edge_to_cases manually before
28383 (record_switch_edge): Delete.
28384 (get_cases_for_edge): Adjust for pointer_map API, inline
28385 record_switch_edge (rewritten for new API), remove goto.
28387 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28389 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
28390 * tree-nested.c: Include pointer-set.h.
28391 (var_map_elt, var_map_eq, var_map_hash): Delete.
28392 (struct nesting_info): Remove GTY marker. Change the two htab_t's
28393 to pointer_map_t's.
28394 (nesting_info_bitmap_obstack): New.
28395 (lookup_field_for_decl): Adjust for pointer_map API.
28396 (lookup_tramp_for_decl): Adjust for pointer_map API.
28397 (get_nonlocal_debug_decl): Adjust for pointer_map API.
28398 (get_local_debug_decl): Adjust for pointer_map API.
28399 (convert_nl_goto_reference): Adjust for pointer_map API.
28400 (convert_nl_goto_receiver): Adjust for pointer_map API.
28401 (create_nesting_tree): Create outside GGC space. Create bitmap on
28402 the new obstack. Create field_map and var_map as pointer_maps.
28403 (free_nesting_tree): Adjust for changes to create_nesting_tree.
28405 (lower_nested_functions): Move root here, no need to NULL it.
28406 Initialize and release the obstack.
28408 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
28410 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
28411 Remove prototypes and make them non-static.
28412 (struct tree_int_map): Remove.
28413 * tree.h (struct tree_int_map): Move here, turning TO into an
28415 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
28417 * tree.h (TREE_COMPLEXITY): Remove.
28418 (struct tree_exp): Remove complexity field.
28419 * tree.c (build1_stat): Don't set it.
28421 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
28422 Victor Kaplansky <victork@il.ibm.com>
28424 * tree-vectorizer.c (vect_is_simple_use): Support induction.
28425 (vect_is_simple_reduction): Support reduction with induction as
28426 one of the operands.
28427 (vect_is_simple_iv_evolution): Fix formatting.
28428 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
28429 formatting. Don't mark induction phis for vectorization.
28430 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
28431 * tree-vect-transform.c (get_initial_def_for_induction): New function.
28432 (vect_get_vec_def_for_operand): Support induction.
28433 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
28435 (vectorizable_reduction): Support reduction with induction as one of
28437 (vectorizable_type_demotion): Use def-type of stmt argument rather
28438 than dummy def-type.
28440 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
28441 flag_tree_scev_cprop.
28442 * common.opt (tree-scev-cprop): New flag.
28444 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
28445 call to vect_get_new_vect_var.
28447 2007-02-06 Ira Rosen <irar@il.ibm.com>
28449 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
28450 vectype is not NULL.
28451 (vect_pattern_recog_1): Likewise.
28453 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28455 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
28456 (fold_negate_expr): Likewise.
28458 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
28461 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
28462 even if cv-qualification is the same.
28464 2007-02-05 Geoffrey Keating <geoffk@apple.com>
28466 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
28467 __enable_execute_stack on completion.
28469 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28471 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
28472 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
28473 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
28474 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
28475 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
28476 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
28477 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
28478 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
28480 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28482 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
28483 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
28484 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
28485 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
28486 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
28487 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
28488 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
28489 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
28490 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
28491 umuldi3_highpart_rex64, umulsi3_highpart_insn,
28492 umulsi3_highpart_zext, smuldi3_highpart_rex64,
28493 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
28494 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
28495 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
28496 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
28497 sqrtextenddfxf2_i387): Added amdfam10_decode.
28499 * config/i386/athlon.md (athlon_idirect_amdfam10,
28500 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
28501 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
28502 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
28503 athlon_ivector_store_amdfam10): New define_insn_reservation.
28504 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
28507 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28509 * config/i386/athlon.md (athlon_call_amdfam10,
28510 athlon_pop_amdfam10, athlon_lea_amdfam10): New
28511 define_insn_reservation.
28512 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
28513 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
28514 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
28516 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28518 * config/i386/athlon.md (athlon_sseld_amdfam10,
28519 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
28520 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
28522 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28524 * config/i386/athlon.md (athlon_sseins_amdfam10): New
28525 define_insn_reservation.
28526 * config/i386/i386.md (sseins): Added sseins to define_attr type
28527 and define_attr unit.
28528 * config/i386/sse.md: Set type attribute to sseins for insertq
28531 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28533 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
28534 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
28535 ssecomi_load_amdfam10, ssecomi_amdfam10,
28536 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
28537 define_insn_reservation.
28538 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
28540 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28542 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
28543 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
28544 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
28545 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
28546 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
28547 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
28548 define_insn_reservation.
28550 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
28551 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
28552 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
28553 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
28554 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
28556 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28558 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
28559 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
28560 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
28561 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
28562 athlon_ssemul_load_k8): Added amdfam10.
28564 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28566 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
28567 (x86_sse_unaligned_move_optimal): New variable.
28569 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
28571 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
28572 for unaligned vector SSE double/single precision loads for AMDFAM10.
28574 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28576 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
28577 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
28578 Define TARGET_CPU_DEFAULT_amdfam10.
28579 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
28580 (processor_type): Add PROCESSOR_AMDFAM10.
28582 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
28583 processor_type in config/i386/i386.h.
28584 Enable imul peepholes for TARGET_AMDFAM10.
28586 * config.gcc: Add support for --with-cpu option for amdfam10.
28588 * config/i386/i386.c (amdfam10_cost): New variable.
28589 (m_AMDFAM10): New macro.
28590 (m_ATHLON_K8_AMDFAM10): New macro.
28591 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
28592 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
28593 x86_promote_QImode, x86_integer_DFmode_moves,
28594 x86_partial_reg_dependency, x86_memory_mismatch_stall,
28595 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
28596 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
28597 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
28598 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
28599 Enable/disable for amdfam10.
28600 (override_options): Add amdfam10_cost to processor_target_table.
28601 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
28602 processor_alias_table.
28603 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
28604 (ix86_adjust_cost): Add code for amdfam10.
28606 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28608 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
28609 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
28610 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
28611 * config/i386/i386.h: Add builtin definition for SSE4A.
28612 * config/i386/i386.md: Add support for ABM instructions
28613 (popcnt and lzcnt).
28614 * config/i386/sse.md: Add support for SSE4A instructions
28615 (movntss, movntsd, extrq, insertq).
28616 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
28617 Add -march=amdfam10 flag.
28618 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
28619 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
28621 * doc/extend.texi: Add documentation for SSE4A builtins.
28623 2007-02-05 Bob Wilson <bob.wilson@acm.org>
28625 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
28627 2007-02-05 Richard Guenther <rguenther@suse.de>
28629 * tree-vectorizer.h (vectorizable_function): Add argument type
28630 argument, change return type.
28631 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
28632 * tree-vect-transform.c (vectorizable_function): Handle extra
28633 argument, return vectorized function decl.
28634 (build_vectorized_function_call): Remove.
28635 (vectorizable_call): Handle calls with result and argument types
28636 differing. Handle loop vectorization factor correctly.
28637 * targhooks.c (default_builtin_vectorized_function): Adjust for
28639 * targhooks.h (default_builtin_vectorized_function): Likewise.
28640 * target.h (builtin_vectorized_function): Add argument type
28642 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
28643 extra argument, allow vectorizing of lrintf.
28644 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
28645 documentation of target hook.
28647 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
28650 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
28651 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
28652 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
28654 2007-02-05 Roger Sayle <roger@eyesopen.com>
28656 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
28657 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
28658 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
28659 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
28660 before canonicalizing sincos to cexpi.
28661 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
28663 2007-02-05 Roger Sayle <roger@eyesopen.com>
28665 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
28666 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
28667 (alpha_init_builtins): Use alpha_add_builtins to process tables.
28669 2007-02-05 Roger Sayle <roger@eyesopen.com>
28671 * mips-tfile.c (initialize_init_file): Correct endianness test.
28673 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
28675 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
28676 the 'y' constraint.
28678 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28680 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
28681 saves in a PARALLEL before the register assignments.
28683 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28685 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
28686 DWARF_FRAME_RETURN_COLUMN to be a general register.
28687 * dwarf2out.c (init_return_column_size): New function, split from...
28688 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
28689 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
28690 to be nongeneral registers.
28691 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
28693 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
28694 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
28696 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28698 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
28700 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28702 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
28703 (remove_path): Use can_remove_branch_p and remove_branch instead
28704 of loop_delete_branch_edge.
28705 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
28706 (tree_transform_and_unroll_loop): Remove dead branches immediately.
28707 Update profile using scale_dominated_blocks_in_loop.
28708 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
28709 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
28710 (can_remove_branch_p, remove_branch): Declare.
28711 * tree-cfg.c (tree_can_remove_branch_p): New function.
28712 (tree_cfg_hooks): Add tree_can_remove_branch_p.
28713 * cfgrtl.c (rtl_can_remove_branch_p): New function.
28714 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
28716 2007-02-05 Jan Hubicka <jh@suse.cz>
28718 PR middle-end/30696
28719 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
28720 nodes in cgraph, don't remove offline copy of the function.
28722 2007-02-04 Jan Hubicka <jh@suse.cz>
28724 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
28725 vectors might cause maybe_lookup_element_for_expr to be called
28726 on non-sra-candidate.
28728 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28730 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
28731 config/bfin/bfin.md, config/bfin/predicates.md: Follow
28732 spelling conventions.
28734 2007-02-04 Richard Guenther <rguenther@suse.de>
28736 PR middle-end/30636
28737 * fold-const.c (try_move_mult_to_index): Make sure to not
28738 overflow one dimension of a multi-dimensional array access.
28740 2007-02-04 Jan Hubicka <jh@suse.cz>
28742 * passes.c (init_optimization_passes): Reindent.
28744 2007-02-04 Jan Hubicka <jh@suse.cz>
28745 Eric Botcazou <ebotcazou@adacore.com>
28747 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
28748 (execute_fixup_cfg): Break out the abnormal goto code.
28749 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
28750 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
28751 (optimize_inline_calls): Call make_nonlocal_label_edges.
28753 2007-02-04 Jan Hubicka <jh@suse.cz>
28755 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
28756 true when something was changed.
28757 (rename_ssa_copies): When something was changed, do
28758 TODO_remove_unused_locals.
28759 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
28760 add TODO_remove_unused_locals when instruction was removed.
28762 2007-02-04 Jan Hubicka <jh@suse.cz>
28764 * ipa-inline.c (try_inline): Improve debug output; work on already
28766 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
28767 call try_inline for already inlined edges too when flattening;
28768 inline also functions that make callee growth but overall unit size
28771 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28773 * config/m32c/bitops.md, config/m32c/jump.md,
28774 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
28775 config/m32r/m32r.h, config/m32r/m32r.md,
28776 config/m32r/predicates.md, config/m68hc11/larith.asm,
28777 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
28778 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
28779 config/mips/mips-protos.h, config/mips/mips.c,
28780 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
28781 config/mn10300/mn10300.h, config/mn10300/predicates.md,
28782 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
28783 spelling conventions.
28785 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
28786 Follow spelling conventions.
28788 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
28790 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
28791 warn about C++0x compatibility.
28793 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28795 * config/h8300/h8300.c, config/h8300/h8300.h,
28796 config/h8300/h8300.md: Follow spelling conventions.
28798 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
28800 PR middle-end/30667
28801 * combine.c (try_combine): Do not substitute source operand
28802 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
28804 2007-02-03 Jan Hubicka <jh@suse.cz>
28806 PR gcov-profile/30650
28807 * value-prof.c (stringop_block_profile): Fix handling of size counter;
28808 do not divide by zero for never executed counters.
28809 (tree_find_values_to_profile): Fix counters.
28810 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
28812 2007-02-03 Ian Lance Taylor <iant@google.com>
28814 * lower-subreg.c (simple_move_operand): New static function,
28815 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
28817 (simple_move): Call simple_move_operand.
28818 (find_decomposable_subregs): Add special handling of MEMs.
28819 (can_decompose_p): Rename from cannot_decompose_p. Reverse
28820 meaning of return value. If we see a hard register, test whether
28821 it can store a word_mode value. Change all callers.
28823 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28825 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
28826 ftrapv insns and expanders.
28827 (subdi3): Change define_expand operand 1 to arith11_operand, and
28828 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
28829 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
28830 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
28833 PR middle-end/30174
28834 * varasm.c (notice_global_symbol): Treat global objects as weak when
28835 flag_shlib is true.
28837 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28839 * emit-rtl.c (dconstpi): Delete.
28840 (dconstsqrt2): New.
28841 (init_emit_once): Delete dconstpi and init dconstsqrt2.
28842 * real.h (dconstpi): Delete.
28843 (dconstsqrt2): New.
28844 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
28845 (fold_builtin_hypot): Likewise.
28847 2007-02-03 Tom Tromey <tromey@redhat.com>
28850 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
28851 -gcoff3, -gxcoff3, -gvms3 implies -dD.
28853 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
28855 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
28856 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
28857 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
28858 config/rs6000/cell.md, config/rs6000/darwin.h,
28859 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
28860 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
28861 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
28862 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
28863 typos. Follow spelling conventions.
28864 * doc/invoke.texi: Follow spelling conventions.
28866 2007-02-03 Roger Sayle <roger@eyesopen.com>
28868 * simplify-rtx.c (simplify_relational_operation_1): Implement some
28869 canonicalization transformations that attempt to simplify integer
28870 constant comparisons to become comparisons against zero.
28872 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28874 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
28876 * fold-const.c (fold_binary): Fix comment typos. Fold complex
28877 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
28879 2007-02-02 Mike Stump <mrs@apple.com>
28881 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
28882 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
28883 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
28884 generate a branch island.
28886 2007-02-02 Bob Wilson <bob.wilson@acm.org>
28888 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
28889 (xtensa_legitimate_address_p): New.
28890 (xtensa_legitimize_address): New.
28891 (xtensa_output_addr_const_extra): New.
28892 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
28894 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
28895 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
28896 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
28897 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
28898 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
28899 (xtensa_legitimize_address): New.
28900 (xtensa_output_addr_const_extra): New.
28902 2007-02-02 Steve Ellcey <sje@cup.hp.com>
28904 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
28906 2007-02-02 Ian Lance Taylor <iant@google.com>
28908 * expmed.c (expand_divmod): Add comment.
28910 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
28912 * emit-rtl.c (renumber_insns): Remove.
28913 * flags.h: Remove the extern for flag_renumber_insns.
28914 * rtl.h: Remove the prototype for renumber_insns.
28915 * toplev.c (flag_renumber_insns): Remove.
28917 2007-02-02 Hui-May Chang <hm.chang@apple.com>
28919 Revert for x86 darwin:
28920 2005-06-19 Uros Bizjak <uros@kss-loka.si>
28922 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
28923 code before the following patch under TARGET_MACHO.
28924 (ix86_function_value_regno_p): Likewise.
28926 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28928 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
28931 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28934 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
28935 loads to general or fp registers. Add comments.
28936 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
28938 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
28940 * pointer-set.c (insert_aux): Only return insertion slot.
28941 (pointer_set_insert): Adjust.
28942 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
28943 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
28944 pointer_map_traverse): New.
28945 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
28946 pointer_map_create, pointer_map_destroy, pointer_map_insert,
28947 pointer_map_contains, pointer_map_traverse): Declare.
28949 2007-02-02 Jakub Jelinek <jakub@redhat.com>
28951 PR middle-end/30473
28952 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
28953 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
28955 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28957 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
28959 (struct _dep): New type.
28960 (dep_t): New typedef.
28961 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
28962 (DEP_STATUS): New access macro. The macro with the same name was
28963 renamed to DEP_LINK_STATUS.
28964 (dep_init): Declare function
28966 (struct _dep_link): New type.
28967 (dep_link_t): New typedef.
28968 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
28969 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
28970 (DEP_LINK_STATUS): New macro.
28971 (debug_dep_links): New debug function.
28973 (struct _deps_list): New type.
28974 (deps_list_t): New typedef.
28975 (DEPS_LIST_FIRST): New access macro.
28976 (FOR_EACH_DEP_LINK): New cycle macro.
28977 (create_deps_list, free_deps_list, delete_deps_list): Declare
28979 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
28980 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
28981 (copy_deps_list_change_con): Ditto.
28983 (move_dep_link): Declare function.
28985 (struct _dep_node): New type.
28986 (dep_node_t): New typedef.
28987 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
28989 (struct haifa_insn_data.back_deps): New field to hold backward
28990 dependencies of the insn.
28991 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
28993 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
28994 Change its type to deps_list_t.
28995 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
28996 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
28997 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
28999 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
29001 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
29003 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
29005 (dep_cost): Declare.
29007 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
29008 (ds_to_dk, dk_to_ds): New functions.
29010 (init_dep_1): New static function.
29011 (init_dep): New function.
29012 (copy_dep): New static function.
29014 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
29016 (detach_dep_link): New static function.
29017 (move_dep_link): New function.
29019 (dep_links_consistent_p, dump_dep_links): New static functions.
29020 (debug_dep_links): New debugging function.
29022 (deps_obstack, dl_obstack, dn_obstack): New static variables.
29024 (alloc_deps_list, init_deps_list): New static functions.
29025 (create_deps_list): New function.
29026 (clear_deps_list): New static function.
29027 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
29028 (deps_list_consistent_p, dump_deps_list): New static functions.
29029 (debug_deps_list): New function.
29030 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
29032 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
29034 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
29035 use new scheduler dependencies lists.
29036 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
29037 (sched_analyze): Ditto. Initialize dependencies lists.
29038 (add_forw_dep, compute_forward_dependences): Update to use new
29039 scheduler dependencies lists.
29041 (init_dependency_caches): Init deps_obstack.
29042 (free_dependency_caches): Free deps_obstack.
29044 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
29045 new scheduler dependencies lists.
29046 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
29047 (add_back_forw_dep, delete_back_forw_dep): Ditto.
29049 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
29050 Update to use new scheduler dependencies lists.
29051 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
29052 (debug_dependencies): Ditto.
29053 (schedule_region): Update comments.
29055 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
29056 scheduler dependencies lists.
29057 (schedule_ebb): Update comments.
29059 * rtl.def (DEPS_LIST): Remove.
29061 * lists.c (unused_deps_list): Remove.
29062 (free_list): Update assertions.
29064 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
29065 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29067 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
29068 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29070 * haifa-sched.c (comments): Update.
29071 (insn_cost1): Remove. Inline the code into insn_cost ().
29072 (insn_cost): Update to use new scheduler dependencies lists. Move
29073 processing of the dependency cost to dep_cost ().
29074 (dep_cost): New function. Use it instead of insn_cost () when
29075 evaluating cost of the dependency. Use compatible interface to
29076 interact with the target.
29077 (priority): Update to use new scheduler dependencies lists.
29078 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
29079 with greater number of insns that depend on the insn.
29080 (schedule_insn): Update to use new scheduler dependencies lists. Add
29081 code to free backward dependencies lists. Inline and optimize code
29082 from resolve_dep () - see PR28071.
29083 (ok_for_early_queue_removal): Update to use new scheduler dependencies
29084 lists. Update call to targetm.sched.is_costly_dependence hook.
29086 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
29087 scheduler dependencies lists.
29089 (resolve_dep): Remove. Move the logic to schedule_insn ().
29090 (init_h_i_d): Initialize dependencies lists.
29092 (process_insn_depend_be_in_spec): Rename to
29093 process_insn_forw_deps_be_in_spec. Update to use new scheduler
29094 dependencies lists.
29095 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
29096 Update to use new scheduler dependencies lists.
29097 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
29099 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
29100 new scheduler dependencies lists.
29101 (build_intra_loop_deps): Ditto.
29103 * target.h (struct _dep): Declare to use in
29104 gcc_target.sched.is_costly_dependence.
29105 (struct gcc_target.sched.adjust_cost): Fix typo.
29106 (struct gcc_target.sched.is_costly_dependence): Change signature to
29107 use single dep_t parameter instead of an equivalent triad.
29108 (struct gcc_target.sched.adjust_cost_2): Remove.
29110 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
29112 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
29114 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
29116 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
29118 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
29119 (REG_DEP_TRUE): Document.
29121 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
29122 Change signature to correspond to the targetm.sched.adjust_cost hook.
29123 Update use in TARGET_SCHED_ADJUST_COST_2.
29124 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
29125 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
29126 new scheduler dependencies lists.
29127 (ia64_gen_check): Ditto.
29129 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
29130 scheduler dependencies lists.
29132 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
29133 signature to correspond to the targetm.sched.is_costly_dependence hook.
29134 (is_costly_group): Update to use new scheduler dependencies lists.
29136 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
29137 instead of INSN_COST () macro.
29139 2007-02-01 Ian Lance Taylor <iant@google.com>
29141 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
29143 2007-02-01 Guy Martin <gmsoft@gentoo.org>
29145 * pa.md (tp_load): Correct mfctl instruction syntax.
29147 2007-02-01 Geoffrey Keating <geoffk@apple.com>
29149 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
29150 altivec_padding_size calculation on AIX. Improve comment, add
29151 assert to verify that it's right.
29153 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
29156 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
29158 PR inline-asm/28686
29159 * global.c (global_alloc): Add mising initialization of
29162 2007-02-01 Roger Sayle <roger@eyesopen.com>
29164 * alias.c (init_alias_analysis): Correct whitespace.
29165 * bb-reorder.c (fix_edges_for_rarely_executed_code,
29166 partition_hot_cold_basic_blocks): Likewise.
29167 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
29168 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
29169 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
29170 fold_builtin_snprintf_chk, fold_builtin_printf,
29171 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
29172 do_mpfr_arg3, do_mpfr_sincos): Likewise.
29173 * cfgcleanup.c (cleanup_cfg): Likewise.
29174 * cfgexpand.c (tree_expand_cfg): Likewise.
29175 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
29176 * function.c (get_next_funcdef_no): Likewise.
29177 * gengtype.c (main): Likewise.
29178 * genmodes.c (main): Likewise.
29179 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
29180 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
29181 * ifcvt.c (noce_emit_move_insn): Likewise.
29182 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
29184 * stor-layout.c (get_best_mode): Likewise.
29185 * tree-ssa-loop-niter.c (get_val_for): Likewise.
29186 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
29187 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
29188 perform_var_substitution, solve_graph): Likewise.
29189 * tree-vrp.c (vrp_finalize): Likewise.
29191 2007-02-01 Ian Lance Taylor <iant@google.com>
29193 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
29194 high part of a paradoxical subreg, return a constant zero.
29196 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
29198 * toplev.c (lang_dependent_init): Call init_set_costs.
29199 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
29201 2007-02-01 Richard Guenther <rguenther@suse.de>
29203 PR middle-end/30656
29204 * fold-const.c (fold_negate_expr): Allow negating a
29205 constant if overflow does not change.
29207 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29209 * doc/c-tree.texi (Expression trees): Improve markup.
29210 * doc/tm.texi (Register Classes, Addressing Modes)
29211 (Floating Point): Fix spacing after abbreviations. Fix some
29214 2007-02-01 Ben Elliston <bje@au.ibm.com>
29216 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
29217 * doc/contrib.texi: Likewise.
29218 * doc/install.texi: Likewise.
29220 2007-01-31 Richard Henderson <rth@redhat.com>
29221 Ian Lance Taylor <iant@google.com>
29223 * lower-subreg.c: New file.
29224 * rtl.def (CONCATN): Define.
29225 * passes.c (init_optimization_passes): Add pass_lower_subreg and
29226 pass_lower_subreg2.
29227 * emit-rtl.c (update_reg_offset): New static function, broken out
29228 of gen_rtx_REG_offset.
29229 (gen_rtx_REG_offset): Call update_reg_offset.
29230 (gen_reg_rtx_offset): New function.
29231 * regclass.c: Revert patch of 2006-03-05, restoring
29233 (clear_reg_info_regno): New function.
29234 * dwarf2out.c (concatn_loc_descriptor): New static function.
29235 (loc_descriptor): Handle CONCATN.
29236 * common.opt (fsplit_wide_types): New option.
29237 * opts.c (decode_options): Set flag_split_wide_types when
29239 * timevar.def (TV_LOWER_SUBREG): Define.
29240 * rtl.h (gen_reg_rtx_offset): Declare.
29241 (reg_scan_update): Declare.
29242 * regs.h (clear_reg_info_regno): Declare.
29243 * tree-pass.h (pass_lower_subreg): Declare.
29244 (pass_lower_subreg2): Declare.
29245 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
29246 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
29247 -fsplit-wide-types.
29248 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
29249 * Makefile.in (OBJS-common): Add lower-subreg.o.
29250 (lower-subreg.o): New target.
29252 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29254 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
29256 2007-01-31 Anatoly Sokolov <aesok@post.ru>
29259 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
29261 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29263 PR middle-end/29335
29264 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
29266 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
29268 * cfgloop.h: Include vec-prim.h.
29269 (enum li_flags): Remove LI_ONLY_OLD.
29270 (loop_iterator): Changed.
29271 (fel_next, fel_init): Iterate over loop tree.
29272 (FOR_EACH_LOOP_BREAK): New macro.
29273 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
29275 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
29276 * modulo-sched.c (sms_schedule): Ditto.
29277 * tree-vectorizer.c (vectorize_loops): Ditto.
29278 * doc/loop.texi: Update information on loop numbering and behavior of
29279 FOR_EACH_LOOP wrto new loops.
29280 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
29281 add_to_evolution_1): Test nestedness of loops instead of comparing
29283 * tree-chrec.c (chrec_fold_plus_poly_poly,
29284 chrec_fold_multiply_poly_poly, chrec_evaluate,
29285 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
29286 reset_evolution_in_loop): Ditto.
29287 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
29289 2007-01-31 Dirk Mueller <dmueller@suse.de>
29291 * c-common.c (warn_about_parentheses): Separate warning about
29292 un-parenthized sequence of comparison operators from the one
29293 which is supposed to warn about x <= y <= z.
29295 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
29297 * optabs.h (enum optab_index): Add new OTI_isinf.
29298 (isinf_optab): Define corresponding macro.
29299 * optabs.c (init_optabs): Initialize isinf_optab.
29300 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
29302 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
29303 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
29305 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
29306 expand_builtin_interclass_mathfn.
29307 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
29308 * config/i386/i386.md (UNSPEC_FXAM): New constant.
29309 (fxam<mode>2_i387): New insn pattern.
29310 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
29311 built-in functions as x87 inline asm.
29313 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29315 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
29317 2007-01-30 Eric Christopher <echristo@apple.com>
29319 * config.gcc: Add geode.
29321 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29323 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
29324 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
29325 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
29326 value-prof.c: Fix comment typos.
29328 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29331 * doc/invoke.texi (Wpointer-arith): Document warning.
29333 2007-01-30 Janis Johnson <janis187@us.ibm.com>
29335 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
29336 the list of discrepancies from the draft TR.
29338 2007-01-30 Dirk Mueller <dmueller@suse.de>
29341 * doc/invoke.texi (-Wreturn-type): Update description to
29342 match new behavior.
29344 2007-01-30 Richard Sandiford <richard@codesourcery.com>
29346 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
29348 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
29350 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
29351 to handle optabs that operate on floating point input argument and
29352 output to integer output.
29353 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
29354 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
29355 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
29356 expand_builtin_interclass_mathfn ().
29357 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
29358 (ilogbsi2): Remove.
29359 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
29360 ilogbl built-in functions as x87 intrinsics.
29362 2007-01-30 Richard Guenther <rguenther@suse.de>
29364 PR middle-end/27657
29365 * dwarf2out.c (reference_to_unused): Query varpool if the
29366 variable was output.
29368 2007-01-30 Richard Guenther <rguenther@suse.de>
29370 PR middle-end/30313
29371 * passes.c (execute_one_pass): Reset in_gimple_form to not
29372 confuse non-unit-at-a-time mode.
29374 2007-01-29 Roger Sayle <roger@eyesopen.com>
29375 Richard Guenther <rguenther@suse.de>
29377 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
29378 avoid undefined behaviour on overflow. Use force_fit_type_double
29379 to construct the constant with the specified TREE_OVERFLOW.
29381 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29383 * config/dfp-bit.c: Add parameterized support for fp exceptions.
29384 * config/dfp-bit.h: Ditto.
29386 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29388 * c-decl.c (pop_scope): Replace warnings with call to
29389 warn_for_unused_label.
29390 * c-common.h (warn_for_unused_label): Declare.
29391 * c-common.c (warn_for_unused_label): Define.
29393 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29395 * tree-optimize.c (update_inlined_to_pointers): Delete unused
29398 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29400 * Makefile.in (USER_H): Remove decfloat.h.
29401 * ginclude/decfloat.h: Delete, moving contents to ...
29402 * ginclude/float.h: Add support for decimal floating point,
29403 guarded by __STDC_WANT_DEC_FP__.
29405 2007-01-29 Mike Stump <mrs@apple.com>
29407 * doc/gccint.texi (Top): Rename Loop Representation to Loop
29408 Analysis and Representation to resolve case insensitive conflict.
29409 * doc/loop.texi (Loop Analysis and Representation): Likewise.
29411 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
29413 * tree.h (struct tree_memory_tag): Add aliases member.
29414 (MTAG_ALIASES): New macro.
29415 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
29416 (add_may_alias): Remove pointer-set. Update for may_aliases being
29418 (mark_aliases_call_clobbered): Update for may_aliases being a
29420 (compute_tag_properties): Ditto.
29421 (create_partition_for): Ditto.
29422 (compute_memory_partitions): Ditto.
29423 (dump_may_aliases_for): Ditto.
29424 (is_aliased_with): Ditto.
29425 (add_may_alias_for_new_tag): Ditto.
29426 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
29427 (compute_is_aliased): New function.
29428 (compute_may_aliases): Call compute_is_aliased).
29429 (init_alias_info): Initialize alias_bitmap_obstack.
29430 (union_alias_set_into): New function.
29431 (compute_flow_sensitive_aliasing): Use union_aliases_into.
29432 (have_common_aliases_p): Rewrite to take two bitmaps and use
29434 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
29435 Update for bitmaps.
29436 (finalize_ref_all_pointers): Update for add_may_alias changes.
29437 (new_type_alias): Ditto.
29438 * tree-flow-inline.h (may_aliases): Return a bitmap.
29439 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
29440 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
29441 may_aliases being a bitmap.
29442 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
29443 may_aliases now returns a bitmap.
29444 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
29446 * tree-ssa-operands.c (add_virtual_operand): Update for
29447 may_aliases being a bitmap.
29449 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
29451 PR tree-optimization/30630
29452 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
29453 variable as changed.
29455 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
29458 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
29459 expanded only once even if an error occurs.
29461 2007-01-29 Ben Elliston <bje@au.ibm.com>
29463 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
29464 (__gcov_average_profiler): Likewise.
29465 (__gcov_ior_profiler): Likewise.
29466 (__gcov_merge_ior): Likewise.
29468 2007-01-28 Jan Hubicka <jh@suse.cz>
29470 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
29471 * value-prof.c (stringop_block_profile): Likewise.
29473 2007-01-28 Jan Hubicka <jh@suse.cz>
29475 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
29476 Add variant handling histograms; add wrapper.
29477 (clear_storage_via_libcall): Export.
29478 (emit_block_move_hints): Break out from ...; add histograms.
29479 (emit_block_move): ... this one.
29480 (clear_storage_hints): Break out from ...; add histograms.
29481 (clear_storage): ... this one.
29482 (set_storage_via_memset): Handle histogram.
29483 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
29484 (clear_storage_hints, clear_storage_via_libcall): Declare.
29485 (set_storage_via_setmem): Update prototype.
29486 * doc/md.texi (movmem, setmem): Document new arguments.
29488 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
29489 Add new histograms.
29490 (stringop_block_profile): New global function.
29491 (tree_stringops_values_to_profile): Profile block size and alignment.
29492 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
29494 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
29495 (stringop_block_profile): Declare.
29496 * builtins.c: Include value-prof.h.
29497 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
29498 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
29499 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
29500 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
29501 * profile.c (instrument_values): Add new counters.
29502 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
29504 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
29505 (tree_init_edge_profiler): Build new profilers.
29506 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
29507 (pass_tree_profile): Add dump.
29508 (tree_profile_hooks): Update.
29509 * Makefile.in (LIBGCOV): Add new constants.
29510 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
29511 __gcov_ior_profiler): New.
29512 * i386.md (movmem/setmem expanders): Add new optional arguments.
29514 2007-01-28 David Edelsohn <edelsohn@gnu.org>
29516 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
29518 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29520 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
29521 (tree_unswitch_single_loop): Pass eni_size_weights to
29522 tree_num_loop_insns.
29523 * tree-ssa-loop-manip.c: Include tree-inline.h.
29524 (can_unroll_loop_p): Pass eni_size_weights to
29525 tree_num_loop_insns.
29526 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
29527 Pass eni_size_weights to estimate_num_insns.
29528 * tree.h (init_inline_once): Export.
29529 * toplev.c (backend_init): Call init_inline_once.
29530 * cgraphunit.c (cgraph_process_new_functions,
29531 cgraph_analyze_function): Pass eni_inlining_weights to
29532 estimate_num_insns.
29533 * ipa-inline.c (compute_inline_parameters): Ditto.
29534 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
29535 to estimate_num_insns.
29536 (try_unroll_loop_completely): Pass eni_size_weights to
29537 tree_num_loop_insns.
29538 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
29539 ot estimate_num_insns.
29540 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
29541 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
29542 * tree-inline.c (eni_inlining_weights, eni_size_weights,
29543 eni_time_weights): New variables.
29544 (init_inline_once): Initialize them.
29545 (struct eni_data): Mew.
29546 (estimate_num_insns_1, estimate_num_insns): Use weights.
29547 * tree-inline.h (struct eni_weights_d): New.
29548 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
29549 (estimate_num_insns): Declaration changed.
29550 * cfgloop.h (tree_num_loop_insns): Declaration changed.
29551 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
29552 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
29554 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29556 * tree-data-ref.c (conflict_fn): Assert that the number of affine
29557 relations in the conflict function is valid.
29559 2007-01-27 Ian Lance Taylor <iant@google.com>
29561 * common.opt: Add fstrict-overflow.
29562 * opts.c (decode_options): Set flag_strict_overflow if -O2.
29563 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
29564 (TYPE_OVERFLOW_UNDEFINED): Define.
29565 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
29567 * tree.h (TYPE_TRAP_SIGNED): Don't define.
29568 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
29569 (fold_negate_expr): Likewise.
29570 (make_range): Likewise.
29571 (extract_muldiv_1): Likewise.
29572 (maybe_canonicalize_comparison): Likewise.
29573 (fold_comparison): Likewise.
29574 (fold_binary): Likewise.
29575 (tree_expr_nonnegative_p): Likewise.
29576 (tree_expr_nonzero_p): Likewise.
29577 * tree-vrp.c (compare_values): Likewise.
29578 (extract_range_from_binary_expr): Likewise.
29579 (extract_range_from_unary_expr): Likewise.
29580 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
29582 (nowrap_type_p): Likewise.
29583 * tree-scalar-evolution.c (simple_iv): Likewise.
29584 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
29585 (build_range_check): Likewise.
29586 (extract_muldiv_1): Likewise.
29587 (fold_comparison): Likewise.
29588 * tree-vrp.c (vrp_int_const_binop): Likewise.
29589 (extract_range_from_unary_expr): Likewise.
29590 * convert.c (convert_to_integer): Likewise.
29591 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
29592 (fold_comparison): Likewise.
29593 (fold_binary): Likewise.
29594 * optabs.c (optab_for_tree_code): Likewise.
29595 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
29596 * simplify-rtx.c (simplify_const_relational_operation): Check
29597 flag_strict_overflow and flag_trapv.
29598 (simplify_const_relational_operation): Likewise.
29599 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
29600 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
29603 2007-01-27 Roger Sayle <roger@eyesopen.com>
29605 * tree.c (tree_fold_gcd): Delete.
29606 * tree.h (tree_fold_gcd): Remove prototype.
29607 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
29608 test whether one constant integer is a multiple of another. Instead
29609 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
29610 * fold-const.c (multiple_of_p): We've determined both TOP and
29611 BOTTOM are integer constants so we can call int_const_binop directly
29612 instead of the more generic const_binop.
29614 2007-01-27 Roger Sayle <roger@eyesopen.com>
29616 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
29617 1*X check that the constant hasn't overflowed, to preserve the
29619 (round_up): Provide an efficient implementation when rouding-up an
29620 INTEGER_CST to a power-of-two.
29622 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29624 * doc/sourcebuild.texi: Add comma for clarity.
29625 * doc/extend.texi: Fix some typos.
29626 * doc/passes.texi: Likewise.
29627 * doc/cppinternals.texi: Likewise.
29628 * doc/c-tree.texi: Likewise.
29629 * doc/tree-ssa.texi: Likewise.
29630 * doc/install.texi: Likewise.
29632 2007-01-27 Jan Hubicka <jh@suse.cz>
29634 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
29635 (pass_sra): Do not require alias information.
29636 * passes.c (init_optimization_passes): Add SRA
29638 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
29640 * tracer.c (rest_of_handle_tracer): We already cleaned
29641 up the CFG in tracer() so don't do it here again.
29642 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
29643 cleanup_cfg here, either. And don't call renumber_insns.
29645 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
29646 and BB_HEAD are in the insn stream here. Instead make sure
29647 that BB_INSN is valid on all insns. Also, do check here that
29648 there are no pending branch predictions...
29649 (rtl_verify_flow_info): ...instead of doing it here. Checks
29650 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
29653 2007-01-26 Roger Sayle <roger@eyesopen.com>
29655 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
29656 function to simplify/factorize operand order canonicalization.
29657 (ix86_fixup_binary_operands): Reorganize using the above function.
29658 (ix86_binary_operator_ok): Likewise.
29660 2007-01-27 Jakub Jelinek <jakub@redhat.com>
29662 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
29663 file scope from optimize_attrs.
29664 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
29666 (optimize_attrs): Clear insn_code_values after freeing it.
29668 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29670 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
29671 a parts.base assignment.
29673 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29675 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
29676 (compute_subscript_distance, initialize_data_dependence_relation,
29677 finalize_ddr_dependent, analyze_ziv_subscript,
29678 analyze_siv_subscript_cst_affine,
29679 compute_overlap_steps_for_affine_univar,
29680 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
29681 analyze_siv_subscript, analyze_miv_subscript,
29682 analyze_overlapping_iterations, subscript_dependence_tester_1,
29683 compute_self_dependence, free_dependence_relation): Work
29684 with affine_fn instead of chrecs.
29685 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
29686 common_affine_function, affine_function_base,
29687 affine_function_constant_p, affine_fn_op, affine_fn_plus,
29688 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
29689 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
29690 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
29691 (all_chrecs_equal_p): Removed.
29692 * tree-data-ref.h (affine_fn, conflict_function): New types.
29693 (struct subscript): Change type of conflicting_iterations_in_a
29694 and conflicting_iterations_in_b.
29696 2007-01-26 Steve Ellcey <sje@cup.hp.com>
29699 * config/pa/pa.h (TARGET_HPUX_11): New.
29700 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
29701 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
29703 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
29704 Richard Guenther <rguenther@suse.de>
29706 * tree-ssa-structalias.c (solve_graph): Handle case
29707 we merged the variable to another.
29709 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29711 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
29714 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
29715 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
29717 2007-01-25 DJ Delorie <dj@redhat.com>
29719 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
29720 allow changes to modes which don't fit in those registers.
29722 * reload1.c (choose_reload_regs): Check for invalid subregs before
29723 computing their locations, not after.
29725 2007-01-25 Geoffrey Keating <geoffk@apple.com>
29728 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
29729 save Altivec registers in an eh_return function.
29730 (compute_vrsave_mask): Likewise.
29731 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
29732 for saving Altivec registers.
29733 (rs6000_emit_prologue): Don't allocate stack twice in
29734 eh_return function. Correct expected value of altivec_save_offset
29735 when using save_world. Describe save of R0 to stack when using
29736 save_world. Describe stack pointer adjustment when using
29737 save_world. Remove duplicated eh_return parameter register saving.
29738 Update sp_offset variable after save_world.
29739 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
29741 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
29742 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
29745 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29747 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
29749 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29752 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
29753 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
29755 2007-01-25 Richard Guenther <rguenther@suse.de>
29757 * doc/invoke.texi (-Wcoverage-mismatch): Document.
29758 * common.opt (-Wcoverage-mismatch): New warning option.
29759 * coverage.c (get_coverage_counts): Ignore coverage mismatch
29760 if -Wcoverage-mismatch is given.
29762 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
29764 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
29765 (ipcp_driver): Change to static definition.
29766 Add dumping of the ifunctions.
29767 (constant_val_insert): Remove unused parameter. Support for SSA.
29768 (ipcp_propagate_const): Support for SSA.
29769 (ipcp_profile_bb_print): Print only analyzed nodes.
29770 (ipcp_replace_map_create): Remove support for Fortran constant
29772 * ipa-prop.c (ipa_method_modify_stmt,
29773 ipa_callsite_compute_param): Support for SSA.
29774 * ipa-prop.h (ipcp_driver): Remove declaration.
29775 (IS_VALID_TREE_MAP_INDEX): Add define.
29777 2007-01-24 Geoffrey Keating <geoffk@apple.com>
29779 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
29781 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29783 PR middle-end/30447
29784 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
29785 constant argument to cabs and do it without checking for
29786 -funsafe-math-optimizations.
29788 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
29790 * c-common.h (RID_FIRST_CXX0X): New.
29791 (RID_LAST_CXX0X): New.
29792 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
29794 * c.opt (Wc++0x-compat): New.
29795 * doc/invoke.texi (-Wc++0x-compat): Document.
29797 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29799 * builtins.c (fold_builtin_carg): New.
29800 (fold_builtin_1): Use it.
29802 2007-01-24 Jan Hubicka <jh@suse.cz>
29804 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
29806 * ipa-inline.c (initial_insns, max_insns): Delete.
29807 (compute_max_insns): New function.
29808 (cgraph_decide_inlining_of_small_function): Use it; take minimal
29809 amount of insns as base for code growth.
29810 (cgraph_decide_inlining): Make initial_insns local; do not compute
29812 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
29813 * doc/invoke.texi (inline-unit-growth): Update docs.
29815 2007-01-24 Jakub Jelinek <jakub@redhat.com>
29817 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
29818 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
29819 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
29820 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
29821 for CPUs that have PTA_CX16 set.
29823 PR middle-end/27416
29824 * gimplify.c (omp_check_private): New function.
29825 (gimplify_scan_omp_clauses): Use it for
29826 firstprivate/lastprivate/reduction.
29828 PR middle-end/30494
29829 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
29830 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
29832 PR middle-end/30421
29833 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
29834 If lower_lastprivate_clauses emits some statements, append them
29835 to dlist rather than body_p and to body_p append an initializer.
29836 (lower_omp_for): Adjust caller.
29838 2007-01-24 Steve Ellcey <sje@cup.hp.com>
29840 * target.h (globalize_decl_name): New.
29841 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29842 * output.h (default_globalize_decl_name): New.
29843 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
29845 (globalize_decl): Ditto.
29846 (default_globalize_decl_name): New.
29847 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
29848 (ia64_handle_version_id_attribute): New.
29849 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29850 (ia64_asm_output_external): Use globalize_decl_name instead
29851 of globalize_label.
29852 * doc/extend.texi (version_id): New pragma.
29853 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
29855 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29857 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
29858 _uleb128_t and _Unwind_SWord with _sleb128_t.
29859 * unwind-dw2.c (extract_cie_info, execute_stack_op,
29860 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
29862 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
29863 * unwind-pe.h (read_uleb128, read_sleb128,
29864 read_encoded_value_with_base): Likewise.
29865 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
29867 2007-01-24 Richard Guenther <rguenther@suse.de>
29869 * builtins.c (expand_builtin_cexpi): Get the fndecl
29870 for cexp in the correct way.
29872 2007-01-24 Jan Hubicka <jh@suse.cz>
29874 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
29877 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29879 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
29880 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
29881 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
29882 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
29883 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
29884 __SIZEOF_PTRDIFF_T__.
29885 * doc/cpp.texi: Documentation for the new builtin macros added.
29887 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
29889 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
29890 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
29891 instead of operands[2] to avoid access past the end of array.
29893 2007-01-24 Richard Sandiford <richard@codesourcery.com>
29895 * reload1.c (emit_reload_insns): Pass the reload register
29896 for a non-spill output reload through forget_old_reloads_1.
29898 2007-01-23 Joseph Myers <joseph@codesourcery.com>
29900 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
29901 _SOFT_DOUBLE if doubles use software floating-point.
29902 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
29903 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29904 * config/rs6000/darwin-ldouble.c: Also compile functions for
29905 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
29906 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29907 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
29908 commented-out long double override.
29909 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
29910 * config/rs6000/eabispe.h: Likewise.
29911 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
29912 long double for non-SPE.
29913 (rs6000_handle_option): Likewise.
29914 (invalid_e500_subreg): Disallow more subregs involding DImode,
29915 DFmode, TImode or TFmode.
29916 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
29918 (legitimate_lo_sum_address_p): Also check for TFmode for E500
29920 (rs6000_legitimize_address): Also handle TFmode for E500 double.
29921 (rs6000_legitimize_reload_address): Also handle TFmode for E500
29923 (rs6000_legitimate_address): Also check for TFmode for E500
29925 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
29926 (spe_build_register_parallel): Handle TFmode and TCmode.
29927 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
29929 (function_arg): Handle TFmode and TCmode for E500 double.
29930 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
29932 (print_operand): Handle TFmode and TImode for %y.
29933 (rs6000_generate_compare): Handle TFmode comparisons for E500
29935 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
29936 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
29937 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
29938 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
29939 TFmode for E500 double.
29940 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
29941 (floatsidf2): Enable for E500 double.
29942 (movtf_softfloat): Use rs6000_nonimmediate_operand.
29943 (extenddftf2): Change to extenddftf2_fprs.
29944 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
29945 depending on TARGET_E500_DOUBLE.
29946 (extendsftf2): Enable for E500 double.
29947 (trunctfdf2): Enable for E500 double.
29948 (trunctfsf2): Change to trunctfsf2_fprs.
29949 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
29950 depending on TARGET_E500_DOUBLE.
29951 (floatsitf2): Enable for E500 double.
29952 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
29953 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
29954 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
29955 (negtf2): Change to negtf2_internal.
29956 (negtf2): New expander.
29957 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
29958 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
29959 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
29960 (movdi_internal32): Use rs6000_nonimmediate_operand.
29961 (unnamed splitter): Likewise.
29962 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
29963 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
29964 (SPE64TF, DITI): New mode macros.
29965 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
29968 (frob_<mode>_di_2): New.
29969 (frob_tf_di_8_2): New.
29970 (frob_di_df): Change to frob_di_<mode>; allow more modes.
29972 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
29974 (frob_ti_<mode>_8_2): New.
29975 (frob_ti_tf_2): New.
29976 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
29977 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
29979 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
29980 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
29981 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
29982 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
29983 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
29984 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
29987 2007-01-23 Ian Lance Taylor <iant@google.com>
29989 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
29991 (OBJS-archive): Reformat, alphabetize.
29992 (OBJS): Change out_object_file to OBJS-md.
29994 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
29996 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
29997 JUMP_P and CALL_P predicates where applicable.
29998 * config/i386/i386.c: Ditto.
29999 * config/i386/i386.md: Ditto.
30000 * config/i386/mmx.md: Ditto.
30001 * config/i386/predicates.md: Ditto.
30003 2007-01-22 Andreas Schwab <schwab@suse.de>
30005 * config/m68k/m68k.h: Fix comment.
30007 2007-01-22 Jan Hubicka <jh@suse.cz>
30009 * passes.c (init_optimization_passes): Do not rerun
30010 pass_early_warn_uninitialized.
30012 2007-01-22 Richard Guenther <rguenther@suse.de>
30014 PR tree-optimization/30038
30015 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
30017 (execute_cse_sincos_1): Likewise.
30018 (execute_cse_sincos): Likewise.
30019 (gate_cse_sincos): Likewise.
30020 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
30021 the cexpi() canonicalization of sincos().
30022 * tree-pass.h (pass_cse_sincos): Declare.
30023 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
30025 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
30027 PR rtl-optimization/29329
30028 * combine.c (replaced_rhs_insn): Rename to i2mod.
30029 (replaced_rhs_value): Rename to i2mod_new_rhs.
30030 (i2mod_old_rhs): New global variable.
30031 (combine_instructions): Adjust for above change. Save a copy of
30032 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
30033 note are substituted in the second instruction.
30034 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
30035 ditch the note if it pertains to the second eliminated register
30036 and this register is mentioned in i2mod_old_rhs.
30039 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
30041 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
30042 the insn to which the note was originally attached.
30044 2007-01-21 Jan Hubicka <jh@suse.cz>
30046 * ipa-inline.c (inlining_mode): Comment, move up.
30047 (cgraph_decide_inlining_incrementally): Do not perform inlining
30048 itself; fix handling of flattening of self recursive functions.
30049 (cgraph_find_cycles): Remove.
30050 (cgraph_flatten_node): Remove.
30051 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
30052 (try_inline): New function.
30053 (cgraph_early_inlining): Update call of
30054 cgraph_decide_inlining_incrementally. Apply inlining here.
30055 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
30057 2007-01-21 Dirk Mueller <dmueller@suse.de>
30060 * tree-vrp.c (check_array_bounds): do not warn
30061 about ADDR_EXPR's of ARRAY_REF's which are immediately
30062 used in binary expressions.
30064 2007-01-21 Ira Rosen <irar@il.ibm.com>
30066 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
30067 read_write_dep and macros for its access.
30068 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
30069 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
30070 argument, call vect_check_interleaving for every independent pair of
30071 data-refs. Mark loads that access the same memory location as a store
30073 (vect_check_dependences): Remove.
30074 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
30075 call, fix the call to vect_analyze_data_ref_dependence.
30076 (vect_analyze_data_ref_access): For statements that access the same
30077 data-ref, check that they are not stores; for loads, check that there
30078 is no store that access the same location.
30080 2007-01-20 Roger Sayle <roger@eyesopen.com>
30081 Joseph Myers <joseph@codesourcery.com>
30083 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
30084 (-fdump-rtl-stack): Likewise.
30085 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
30086 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
30087 (-mpt-fixed): Use @minus{} for minus sign.
30088 (Using Precompiled Headers): Fix under/overfull hbox.
30090 2007-01-20 Jan Hubicka <jh@suse.cz>
30092 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
30093 place within annotation.
30095 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30097 * pa.c (output_move_double): Change array size of xoperands to 4.
30099 2007-01-20 Jan Hubicka <jh@suse.cz>
30101 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
30104 2007-01-19 Ian Lance Taylor <iant@google.com>
30106 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
30107 constant to unsigned HOST_WIDE_INT before negating.
30109 2007-01-19 Ian Lance Taylor <iant@google.com>
30111 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
30113 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
30114 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30115 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
30116 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
30117 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30118 (realloc_vdef, realloc_vuse): Change second parameter to
30120 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
30121 fields to unsigned.
30122 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
30123 unsigned. Change x and lim locals to unsigned.
30124 (realloc_vdef, realloc_vuse): Change num_elem parameter to
30126 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
30127 (copy_virtual_operands): Change i and n locals to unsigned.
30129 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30131 PR middle-end/29335
30132 * builtins.c (fold_builtin_1): Handle builtin fdim.
30134 2007-01-20 Jan Hubicka <jh@suse.cz>
30136 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
30137 * tree-ssa-structalias.c (compute_points_to_sets): Do call
30138 init_alias_heapvars.
30139 (init_alias_heapvars): Initialize only when not already initialized.
30140 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
30142 2007-01-19 Roger Sayle <roger@eyesopen.com>
30144 * common.opt (fsigned-zeros): New command line option.
30145 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
30146 of flag_unsafe_math_optimizations.
30147 * opts.c (set_fast_math_flags): The -ffast-math command line option
30148 implies -fno-signed-zeros.
30149 (fast_math_flags_set_p): Likewise.
30151 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
30152 the documentation of -ffast-math appropriately. Wrap long lines.
30154 2007-01-19 Steve Ellcey <sje@cup.hp.com>
30156 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
30157 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
30159 2007-01-19 Tomas Bily <tbily@suse.cz>
30161 * cgraphunit.c (cgraph_finalize_function): Updating of pid
30163 (tree_init_ic_make_global_vars): New function
30164 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
30165 (tree_gen_ic_profiler): New function
30166 (tree_gen_ic_func_profiler): New function
30167 (tree_profiling): Added calling of tree_gen_ic_func_profiler
30168 (tree_profile_hooks): Added hook for indirec/virtual calls
30169 * value-prof.c (tree_find_values_to_profile): New case for
30171 (tree_values_to_profile): Call for determining indirect/virtual
30173 (tree_indirect_call_to_profile): New function
30174 (tree_ic_transform): New function
30175 (tree_ic): New function
30176 (find_func_by_pid): New function
30177 (init_pid_map): New function
30178 (tree_value_profile_transformations): Added check for
30179 indirect/virtual call transformation
30180 * value-prof.h (enum hist_type): New counter type for
30181 indirect/virtual calls
30182 (profile_hooks): Added new hook for profiling indirect/virtual
30184 * profile.c (instrument_values): New case for indirect/virtual
30186 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
30187 (GCOV_COUNTER_V_INDIR): New counter type
30188 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
30189 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
30191 * cgraph.c: Definition of cgraph_max_pid
30192 (cgraph_create_node): Default init of pid attribute
30193 * cgraph.h: Declaration of cgraph_max_pid
30194 (struct cgraph_node): Added pid attribute
30195 * libgcov.c (__gcov_indirect_call_profiler): New function
30196 (__gcov_one_value_profiler_body): New function
30197 (__gcov_one_value_profiler): Body was moved to
30198 __gcov_one_value_profiler_body and calls it
30200 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
30202 * doc/gty.texi (Options): Document the mark_hook option to GTY.
30203 * gengtype.c (write_types_data, write_func_for_structure,
30204 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
30205 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
30206 (walk_type, write_func_for_structure): Generate the mark_hook if
30209 2007-01-19 Jan Hubicka <jh@suse.cz>
30211 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
30212 'early' argument take inlining mode argument specifying whether to
30213 inline for size/speeed or all functions; add support for flattening;
30215 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
30217 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30220 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
30221 the name of the declared identifier.
30223 2007-01-19 Dirk Mueller <dmueller@suse.de>
30225 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
30226 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
30227 duplicate evaluation.
30229 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30231 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
30232 Macroize expander using X87MODEF12 mode macro. Extend operand 1
30233 to XFMode, use acosxf2 and truncate result to requested mode.
30234 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30235 (asin<mode>2): Similarly, with asin expanders.
30236 (*fscalexf4_i387): Rename from *fscalexf4.
30237 (expNcorexf3): New expander.
30238 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
30239 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
30240 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
30241 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
30242 patterns for SSE math.
30243 (exp10<mode>2): Similarly, with exp10 expanders.
30244 (exp2<mode>2): Similarly, with exp2 expanders.
30245 (expm1<mode>2): Similarly, with expm1 expanders.
30246 (ldexp<mode>3): Similarly, with ldexp expanders.
30247 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
30248 Use gen_truncxf<mode>2_i387_noop to truncate result.
30250 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30252 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
30253 for ColdFire targets.
30255 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
30256 Richard Sandiford <richard@codesourcery.com>
30258 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
30259 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
30260 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
30261 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
30262 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30263 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30265 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30267 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
30268 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
30269 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
30270 (*adddi_dilshr32_cf): New pattern.
30271 (adddi3, subdi3): Remove first alternatives.
30273 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30275 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
30276 implemented using move.l, do not use its cc result for floating-point
30279 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30281 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
30282 from accepting 's' constraints if flag_pic.
30284 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30286 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
30287 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
30288 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
30289 condition from TARGET_68881 to TARGET_HARD_FLOAT.
30291 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
30293 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
30294 ColdFire alternatives.
30295 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
30296 * config/m68k/m68k.md (clzsi2): Define for ColdFire
30297 architectures that support ff1 instruction.
30299 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30300 Julian Brown <julian@codesourcery.com>
30302 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
30303 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
30304 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
30307 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30309 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
30311 (output_move_const_into_data_reg, output_move_simode_const): Delete.
30312 * config/m68k/m68k.c (const_method, const_int_cost): Take a
30313 HOST_WIDE_INT instead of an rtx.
30314 (m68k_rtx_costs): Update call accordingly.
30315 (output_move_const_into_data_reg): Likewise. Fix formatting.
30316 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
30318 (output_move_simode_const): Update calls after above changes.
30319 Rework to use automatic variables and predicates like MEM_P.
30320 * config/m68k/m68k.md (pushexthisi_const): Update call to
30323 2007-01-19 Dirk Mueller <dmueller@suse.de>
30325 * tree-ssa-alias.c (perform_var_substitution): Fix typo
30326 in dump_flags test.
30328 2007-01-19 Richard Guenther <rguenther@suse.de>
30330 * builtins.c (expand_builtin_cexpi): Fall back to expanding
30331 via cexp in case sincos is not available.
30333 2007-01-19 Richard Guenther <rguenther@suse.de>
30335 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
30336 * defaults.h (TARGET_HAS_SINCOS): Default to off.
30337 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
30338 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
30339 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
30340 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
30341 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
30342 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
30344 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30346 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
30348 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
30349 (atan2xf3): Directly generate RTL pattern.
30350 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
30351 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30352 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30353 disable patterns for SSE math.
30354 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
30355 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30356 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30357 disable patterns for SSE math.
30359 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
30361 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
30363 2007-01-18 Roger Sayle <roger@eyesopen.com>
30365 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
30366 VIEW_CONVERT_EXPR to the same type as it's operand.
30368 2007-01-18 David Edelsohn <edelsohn@gnu.org>
30370 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
30371 configured for long double 128.
30373 2007-01-18 Mike Stump <mrs@apple.com>
30375 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
30378 2007-01-18 Michael Meissner <michael.meissner@amd.com>
30380 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
30383 2007-01-18 Jan Hubicka <jh@suse.cz>
30385 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
30386 greater than NUM_VOP_FREE_BUCKETS.
30388 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
30390 * tree-ssa-structalias.c: Update comments.
30391 (ptabitmap_obstack): Removed.
30392 (pta_obstack): New.
30393 (oldpta_obstack): Ditto.
30394 (stats): Add a few members.
30395 (struct variable_info): Remove node, complex, address_taken, and
30396 indirect_target members. Add oldsolution member.
30397 (new_var_info): Do not initialize removed members.
30398 (constraint_expr_type): Remove INCLUDES.
30399 (constraint_graph): Add size, implicit_preds, rep,
30400 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
30401 (FIRST_REF_NODE): New macro.
30402 (LAST_REF_NODE): Ditto.
30403 (FIRST_ADDR_NODE): Ditto.
30404 (find): New function.
30406 (dump_constraint): Do not handle INCLUDES.
30407 (insert_into_complex): Do not insert duplicate constraints.
30408 (condense_varmap_nodes): Renamed and rewritten into ...
30409 (merge_node_constraints): This. Also fix bug in handling of
30410 offseted copy constraints.
30411 (clear_edges_for_node): No longer need to deal with preds at all,
30412 or removing associated preds/succs.
30413 (merge_graph_nodes): Deal with indirect_cycles.
30414 Don't deal with predecessors.
30415 (add_implicit_graph_edge): New function.
30416 (add_pred_graph_edge): Ditto.
30417 (add_graph_edge): Don't deal with predecessors.
30418 (build_constraint_graph): Removed.
30419 (build_pred_graph): New function.
30420 (build_succ_graph): Ditto.
30421 (struct scc_info): Removed in_component. Added roots, dfs, and
30422 node_mapping. Remove visited_index, unification_queue.
30423 (scc_visit): Deal with union-find we do now.
30424 Deal with cycles with REF nodes.
30425 (collapse_nodes): Renamed and rewritten to ...
30426 (unify_nodes): This.
30427 (process_unification_queue): Removed.
30428 (topo_visit): Cleanup
30429 (do_da_constraint): Use find.
30430 (do_sd_constraint): Ditto.
30431 (do_ds_constraint): Ditto.
30432 (do_complex_constraint): Ditto.
30433 (init_scc_info): Update for removed and added members.
30434 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
30435 (find_indirect_cycles): This.
30436 (equivalence_class): New variable.
30437 (label_visit): New function.
30438 (perform_variable_substitution): Rewritten.
30439 (free_var_substitution_info): New function.
30440 (find_equivalent_node): Ditto.
30441 (move_complex_constraints): Ditto.
30442 (eliminate_indirect_cycles): Ditto.
30443 (solve_graph): Only propagate changed bits.
30444 Use indirect cycle elimination.
30446 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
30447 (tree_id_eq): Renamed to ...
30448 (tree_vi_eq): This. Update for member change
30449 (insert_id_for_tree): Renamed and rewritten to ...
30450 (insert_vi_for_tree): This.
30451 (lookup_id_for_tree): Renamed and rewritten to ...
30452 (lookup_vi_for_tree): This.
30453 (get_id_for_tree): Renamed and rewritten to ...
30454 (get_vi_for_tree): Ditto.
30455 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
30456 (process_constraint): Don't handle INCLUDES.
30457 Remove special ADDRESSOF case.
30458 (find_func_aliases): Rewrite to use vi functions instead of id
30460 (create_function_info_for): Ditto.
30461 (create_variable_info_for): Ditto.
30462 (intra_create_variable_infos): Ditto.
30463 (merge_smts_into): Ditto.
30464 (find_what_p_points_to): Ditto.
30465 (init_base_vars): Ditto.
30466 (init_alias_vars): Ditto.
30467 (remove_preds_and_fake_succs): New function.
30468 (dump_sa_points_to_info): Dump new stats.
30469 (dump_solution_for_var): Use find.
30470 (set_used_smts): Fix formatting.
30471 (compute_points_to_sets): Updated for new functions.
30472 (ipa_pta_execute): Ditto.
30474 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30475 Richard Sandiford <richard@codesourcery.com>
30477 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
30479 * calls.c (expand_call): If the return value is a PARALLEL,
30480 extract its first member.
30481 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
30482 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30483 use FUNCTION_EXTRA_EPILOGUE.
30484 (m68k_function_value): Return a PARALLEL if the return value
30485 is of a pointer type.
30486 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
30487 (FUNCTION_EXTRA_EPILOGUE): Remove.
30488 * config/m68k/m68k.md (D0_REG): New constant.
30490 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30492 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30493 output a NOP for empty epilogues.
30495 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30497 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
30498 before function. Extend register save check to include all
30499 registers, not just integer ones.
30501 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30503 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
30504 (m68k_use_return_insn): ...this.
30505 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
30506 * config/m68k/m68k.c (use_return_insn): Rename to...
30507 (m68k_use_return_insn): ...this.
30508 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
30509 of USE_RETURN_INSN.
30511 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30513 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
30514 nearest even, fix denormal rounding overflow.
30516 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30518 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
30519 f%$smove and f%$move.
30520 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
30521 (extendsfdf2_cf): Use fdmove instead of f%&move.
30522 (truncdfsf2_cf): Use fsmove instead of f%$smove.
30523 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
30525 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30527 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
30530 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30532 * real.h (real_format): Add a canonical_nan_lsbs_set field.
30533 (coldfire_single_format): Declare.
30534 (coldfire_double_format): Likewise.
30535 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
30536 of qnan_msb_set to determine the lower bits of a canonical
30538 (encode_ieee_double): Likewise.
30539 (encode_ieee_quad): Likewise.
30540 (ieee_single_format): Initialize canonical_nan_lsbs_set.
30541 (mips_single_format): Likewise.
30542 (ieee_double_format): Likewise.
30543 (mips_double_format): Likewise.
30544 (ieee_extended_motorola_format): Likewise.
30545 (ieee_extended_intel_96_format): Likewise.
30546 (ieee_extended_intel_128_format): Likewise.
30547 (ieee_extended_intel_96_round_53_format): Likewise.
30548 (ibm_extended_format): Likewise.
30549 (mips_extended_format): Likewise.
30550 (ieee_quad_format): Likewise.
30551 (mips_quad_format): Likewise.
30552 (vax_f_format): Likewise.
30553 (vax_d_format): Likewise.
30554 (vax_g_format): Likewise.
30555 (i370_single_format): Likewise.
30556 (i370_double_format): Likewise.
30557 (decimal_single_format): Likewise.
30558 (decimal_double_format): Likewise.
30559 (decimal_quad_format): Likewise.
30560 (c4x_single_format): Likewise.
30561 (c4x_extended_format): Likewise.
30562 (real_internal_format): Likewise.
30563 (coldfire_single_format): New real_format.
30564 (coldfire_double_format): Likewise.
30565 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
30566 canonical_nan_lsbs_set.
30567 (pdp11_d_format): Likewise.
30568 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
30569 if TARGET_COLDFIRE_CPU.
30571 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30573 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
30574 (output_call, m68k_legitimize_call_address): Declare.
30575 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
30576 parenthesees. Add support for a 'W' constraint.
30577 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
30578 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
30579 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
30580 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
30582 (override_options): Initialize them. Do not set flag_no_function_cse
30583 for TARGET_ID_SHARED_LIBRARY.
30584 (m68k_output_pic_call): Delete.
30585 (m68k_legitimize_call_address): New function.
30586 (print_operand): Remove the %o prefix. Handle the %p prefix.
30587 (output_call): New function.
30588 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
30589 target address from the GOT if symbolic jumps are not allowed.
30590 * config/m68k/m68k.md (call, general_operand): Do not set
30591 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
30592 Merge separate flag_pic and !flag_pic define_insns into...
30593 (*call, *call_value): ...these new patterns. Match the address
30594 rather than the containing MEM and require it to be a call_operand.
30595 Use output_call to generate the asm template.
30596 * config/m68k/predicates.md (const_call_operand): New predicate.
30597 (call_operand): Likewise.
30599 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30601 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
30602 (STACK_GROWS_DOWNWARD): Define to 1.
30603 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
30604 comments, emphasizing that these values are only defaults.
30605 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
30606 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
30608 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30610 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
30612 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30613 Richard Sandiford <richard@codesourcery.com>
30615 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
30616 (FP_REGNO_P): New macros.
30617 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
30618 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
30619 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
30620 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
30622 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30624 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30625 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
30627 * config/m68k/t-floatlib: New file, extracting common code from...
30628 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
30629 * config/m68k/t-uclinux: Here.
30630 * config/m68k/fpgnulib.c: Do not compile extendeed precision
30631 routines on ColdFire targets.
30633 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30635 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30636 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
30637 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
30638 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
30639 explicitly set MOTOROLA to 1.
30640 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
30642 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30643 Nathan Sidwell <nathan@codesourcery.com>
30645 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
30646 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
30647 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
30648 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
30649 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
30650 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
30651 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
30652 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
30653 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
30654 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30655 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
30656 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
30657 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
30658 (DBX_REGISTER_NUMBER): Delete.
30659 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
30660 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30661 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
30663 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30665 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
30666 * config/flat.h: New file.
30667 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
30668 OBJECT_FORMAT_FLAT.
30669 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
30670 indirect references for -msep-data or -mid-shared-library.
30671 Do not use PC-relative code addresses either.
30672 * config/m68k/m68k.c (override_options): Restrict -fPIC error
30674 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
30675 for shared libraries and crt1.o for executables. Use crti.o and
30677 (ENDFILE_SPEC): Use crtend.o and crtn.o.
30678 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
30679 Do not add -elf2flt or -shared-lib-id options here.
30680 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
30681 Pass -shared-lib-id if -mid-shared-library, taking the library
30682 identifier from -mshared-library-id if given, otherwise
30684 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
30685 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
30686 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
30687 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
30688 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
30689 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
30691 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
30692 jump sequence for ISA A and ISA A+.
30693 (PICJUMP): Likewise.
30695 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30697 * config.gcc (m68k-*-uclinux*): Base the port on the common
30698 and m68k GNU/Linux files rather than on the generic ELF ones.
30699 * config/m68k/uclinux.h (TARGET_VERSION): Override.
30700 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
30702 2007-01-18 Julian Brown <julian@codesourcery.com>
30703 Richard Sandiford <richard@codesourcery.com>
30705 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
30706 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30707 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
30709 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
30710 80 unconditionally.
30711 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30713 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30715 * doc/install.texi: Document m68k-uclinuxoldabi.
30716 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
30717 * config/m68k/uclinux-oldabi.h: New file, copied from
30718 config/m68k/uclinux.h.
30720 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
30722 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
30723 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
30724 (m32r_compute_frame_size): Use unsigned for regno.
30725 (m32r_reload_lr): Use gen_frame_mem.
30727 (m32r_output_function_epilogue): Don't output the function epilogue
30729 (m32r_expand_epilogue): New.
30730 (direct_return): Return false if the function has the interrupt
30732 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
30733 * config/m32r/m32r.md (epilogue): New expander.
30734 (return_lr, return_rte): New insns.
30735 (return): Make it expander.
30736 (return_normal): New expander.
30738 2007-01-18 Josh Conner <jconner@apple.com>
30741 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
30742 support for UNLE, UNLT, UNGE, and UNGT.
30744 2007-01-18 Jan Hubicka <jh@suse.cz>
30746 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
30747 * tree-tailcall (add_virtual_phis): Likewise.
30748 (optimize_tail_call): Return TODOs.
30749 (execute_tail_calls): Return TODOs.
30750 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
30751 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
30753 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30754 Cleanup cfg using TODO.
30755 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
30756 * passes.c (execute_function_todo): When cleanup did something, remove
30758 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
30759 (make_edges): Don't cleanup_cfg.
30761 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
30763 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
30764 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
30765 operate on the top of stack.
30766 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
30767 register handling of instructions that output to the second
30769 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
30770 (move_for_stack_reg): Special-case check for dead destination
30771 stack slot for constant load of 1.0 inside UNSPEC_TAN.
30773 * config/i386/i386.md (UNSPEC_TAN): New constant.
30774 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
30775 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
30776 to correctly model move of constant 1.0 to top stack slot.
30777 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
30778 (unnamed peephole2 pattern): Remove corresponding peephole2
30779 pattern that optimizes tan insn and loading of constant 1.0.
30780 (tanxf2): Use fptanxf4_i387.
30781 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
30782 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
30783 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30784 disable patterns for SSE math.
30785 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
30786 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
30788 2007-01-18 Dirk Mueller <dmueller@suse.de>
30789 Richard Guenther <rguenther@suse.de>
30792 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
30793 * common.opt (Warray-bounds): Add new warning option.
30794 * c-opts.c (c_common_handle_option): Define -Warray-bounds
30796 * Makefile.in: make tree-vrp.o depend on toplev.h
30797 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
30799 (check_array_refs, check_array_bounds, check_array_ref): New.
30801 2007-01-18 Jan Hubicka <jh@suse.cz>
30803 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
30804 (execute_ssa_ccp): Return flags conditionally.
30805 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
30807 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
30809 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
30811 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
30812 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
30814 * Makefile.c (GTFILES): Add cfglayout.h.
30815 * gengtype.c (open_base_files): Likewise.
30816 * cfglayout.c (cfg_layout_function_footer,
30817 cfg_layout_function_header) Reindent to make gengtype happy.
30818 * cfglayout.h (cfg_layout_function_footer,
30819 cfg_layout_function_header): Add GTY(()) marker.
30821 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
30823 2007-01-18 Ben Elliston <bje@au.ibm.com>
30825 * genautomata.c (write_automata): Include xstrerror output in the
30826 error message if writing the DFA description file fails.
30828 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
30830 * config/mips/mips-protos.h (mips_output_external): Make it
30832 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
30833 * config/mips/mips.c (irix_output_external_libcall): Likewise.
30834 (extern_list): Likewise.
30835 (extern_head): Likewise.
30836 (TARGET_ASM_FILE_END): Likewise.
30837 (mips_file_end): Likewise.
30838 (mips_output_external): Rewritten.
30840 2007-01-18 Ben Elliston <bje@au.ibm.com>
30842 * genpreds.c (write_insn_preds_c): Only write out the function
30843 body for regclass_for_constraint if we have register constraints.
30845 2007-01-17 Tom Tromey <tromey@redhat.com>
30847 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
30848 * doc/install.texi (Testing): Use sourceware.org.
30849 (Binaries): Likewise.
30850 (Specific): Likewise.
30851 * doc/contrib.texi (Contributors): Use sourceware.org.
30853 2007-01-17 Anatoly Sokolov <aesok@post.ru>
30855 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
30856 (AVR_ENHANCED): Rename to ...
30857 (AVR_HAVE_MUL): ... new.
30858 (avr_enhanced_p): Rename to ...
30859 (avr_have_mul_p): ... new.
30860 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
30861 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
30862 * config/avr/avr.c (avr_enhanced_p): Rename to ...
30863 (avr_have_mul_p): ... new.
30864 (base_arch_s): Rename 'enhanced' to 'have_mul'.
30865 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
30866 'avr_enhanced_p' and 'enhanced'.
30867 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
30868 AVR_HAVE_MUL instead of AVR_ENHANCED.
30869 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30870 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
30871 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
30872 instead of AVR_ENHANCED.
30873 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30874 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
30875 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
30877 2007-01-17 Ian Lance Taylor <iant@google.com>
30879 * vec.h (VEC_reserve_exact): Define.
30880 (vec_gc_p_reserve_exact): Declare.
30881 (vec_gc_o_reserve_exact): Declare.
30882 (vec_heap_p_reserve_exact): Declare.
30883 (vec_heap_o_reserve_exact): Declare.
30884 (VEC_OP (T,A,reserve_exact)): New static inline function, three
30886 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
30887 negative parameter.
30888 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
30889 (VEC_OP (T,A,copy)) [all versions]: Likewise.
30890 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
30891 * vec.c (calculate_allocation): Add exact parameter. Change all
30893 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
30894 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
30895 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
30896 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
30897 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
30898 (vec_heap_p_reserve_exact): New function.
30899 (vec_heap_o_reserve_exact): New function.
30901 2007-01-17 Jan Hubicka <jh@suse.cz>
30903 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
30905 2007-01-17 Eric Christopher <echristo@apple.com>
30907 * config.gcc: Support core2 processor.
30909 2007-01-16 Jan Hubicka <jh@suse.cz>
30911 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
30912 the names, just unlink the chain so we don't crash on dangling
30916 2007-01-16 Jan Hubicka <jh@suse.cz>
30918 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
30919 * tree-pass.h: Reorder to make IPA passes appear toegher.
30920 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
30922 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
30923 parameters, do not call early inliner.
30924 * ipa-inline.c: Update comments. Include tree-flow.h
30925 (cgraph_decide_inlining): Do not compute inlining parameters.
30926 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
30927 be called with function context set up.
30928 (pass_ipa_inline): Remove unreachable functions before pass.
30929 (cgraph_early_inlining): Simplify assuming to be called from the
30931 (pass_early_inline): New pass.
30932 (cgraph_gate_ipa_early_inlining): New gate.
30933 (pass_ipa_early_inline): Turn into simple wrapper.
30934 (compute_inline_parameters): New function.
30935 (gate_inline_passes): New gate.
30936 (pass_inline_parameters): New pass.
30937 (apply_inline): Move here from tree-optimize.c
30938 (pass_apply_inline): New pass.
30939 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
30941 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
30942 doing them by hand.
30943 (tree_function_versioning): Do not allocate dummy struct function.
30944 * tree-inline.h (optimize_inline_calls): Update prototype.
30945 * tree-optimize.c (execute_fixup_cfg): Export.
30946 (pass_fixup_cfg): Remove
30947 (tree_rest_of_compilation): Do not apply inlines.
30948 * tree-flow.h (execute_fixup_cfg): Declare.
30949 * Makefile.in (gt-passes.c): New.
30950 * passes.c: Include gt-passes.h
30951 (init_optimization_passes): New passes.
30952 (nnodes, order): New static vars.
30953 (do_per_function_toporder): New function.
30954 (execute_one_pass): Dump current pass here.
30955 (execute_ipa_pass_list): Don't dump current pass here.
30957 2007-01-16 Janis Johnson <janis187@us.ibm.com>
30959 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
30960 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
30962 2007-01-16 David Edelsohn <edelsohn@gnu.org>
30964 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
30965 (strong_alias): Define.
30966 (__gcc_qmul): Provide non-FMA for soft-float.
30967 (__gcc_qdiv): Same.
30972 (__gcc_qunord): New.
30982 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
30983 soft-float functions.
30984 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
30985 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
30986 about long double soft float.
30988 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
30989 Tehila Meyzels <tehila@il.ibm.com>
30991 * tree-vectorizer.h (is_pattern_stmt_p): New.
30992 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
30993 formatting (tabs instead of spaces). Cleanup and clarify setting
30994 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
30995 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
30996 (vectorizable_type_demotion): Check that types are integral.
30997 (vectorizable_type_promotion): Likewise.
30998 (vectorizable_store): Fix typo. Eliminate new-line at end of
31001 2007-01-16 Jan Hubicka <jh@suse.cz>
31003 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
31006 2007-01-15 Eric Christopher <echristo@apple.com>
31008 * ifcvt.c: Include vec.h, vecprim.h.
31009 (check_cond_move_block): New argument regs.
31010 Reorganize. Add registers used to regs.
31011 (cond_move_process_if_block): Use regs set above as
31014 2007-01-15 Eric Christopher <echristo@apple.com>
31016 * config/darwin.h: Update copyright.
31017 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
31018 (LINK_COMMAND_SPEC): Add -u.
31019 (LINK_SPEC): Fix umbrella for above.
31021 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
31023 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
31026 2007-01-15 Tom Tromey <tromey@redhat.com>
31028 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
31029 * doc/install.texi (Testing): Don't mention jacks.
31030 (Configuration): Document --enable-java-maintainer-mode. Move
31031 --with-java-home to libgcj-specific section. Document
31033 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
31035 2007-01-15 Jan Hubicka <jh@suse.cz>
31037 * tree-ssa-dce.c (DCE_TODOs): New.
31038 (propagate_necessity): Return if something changed.
31039 (eliminate_unnecessary_stmts): Likewise.
31040 (perform_tree_ssa_dce): Return TODO flags when needed.
31041 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
31043 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
31045 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
31046 (fyl2x_extend<mode>xf3_i387): New insn pattern.
31047 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
31048 patterns using X87MODEF12 mode macro. Extend operand 1
31049 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31050 (log10<mode>2): Ditto.
31051 (log2<mode>2): Ditto.
31052 (log1p<mode>2): Ditto.
31053 (logb<mode>2): Ditto.
31054 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
31055 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
31056 (*fxtractxf3_i387): Rename from *fxtractxf3.
31057 (fxtract_extend<mode>xf3_i387): New insn pattern.
31058 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
31059 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
31060 and gen_fyl2xxf3_i387().
31062 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
31064 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
31065 * cfgloopmanip.c (fix_loop_placement): Made static. Use
31066 get_loop_exit_edges. Changed return type to bool.
31067 * cfgloop.h (fix_loop_placement): Declaration removed.
31069 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
31071 * param.h (MIN_VECT_LOOP_BOUND): New.
31072 * params.def (MIN_VECT_LOOP_BOUND): New.
31073 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
31074 argument - minimum threshold for number of iterations.
31075 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
31076 argument to declaration.
31077 * tree-vect-analyze.c (vect_analyze_operations): Check value of
31078 MIN_VECT_LOOP_BOUND.
31079 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
31080 slpeel_tree_peel_loop_to_edge with additional argument.
31081 (vect_do_peeling_for_alignment): Likewise.
31082 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
31084 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
31087 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
31088 operands of size 1.
31090 2007-01-14 Jan Hubicka <jh@suse.cz>
31092 * tree-dfa.c (remove_referenced_var): New function.
31093 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
31094 prune referenced vars list too.
31095 * tree-flow.h (remove_referenced_var): Declare.
31097 2007-01-14 Jan Hubicka <jh@suse.cz>
31099 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
31101 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
31102 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
31103 * except.h (verify_eh_throw_table_statements): Kill prototype.
31104 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
31105 into call exrepssions.
31106 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
31108 * tree-cfg.c: Include pointer-set.h.
31109 (verify_node_sharing): Work on pointer set.
31110 (verify_eh_throw_stmt_node): New.
31111 (verify_stmts): Use pointers sets, verify throw_stmt.
31113 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
31115 * ipa-reference.c (analyze_function): Consider also addresses taken
31118 2007-01-12 Roger Sayle <roger@eyesopen.com>
31120 * c-typeck.c (null_pointer_constant_p): Replace use of
31121 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31122 (build_c_cast): Likewise.
31124 2007-01-12 Roger Sayle <roger@eyesopen.com>
31126 * tree.h (force_fit_type_double): Remove unused final argument.
31127 * c-common.c (constant_expression_warning): Replace use of
31128 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31129 (convert_and_check): Likewise.
31130 (shorten_compare): Update call to force_fit_type_double.
31131 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
31132 * convert.c (convert_to_pointer): Update call to
31133 force_fit_type_double.
31134 * fold-const.c (force_fit_type_double): Remove overflowed_const
31136 (int_const_binop, fold_convert_const_int_from_int,
31137 fold_convert_const_int_from_real, fold_div_compare,
31138 fold_sign_changed_comparison, fold_unary, fold_negate_const,
31139 fold_abs_const, fold_not_const): Remove the final argument from
31140 calls to force_fit_type_double.
31142 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
31144 * configure.ac: Set insn to "nop" for spu-*-* also.
31145 * configure: Regenerate.
31147 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
31149 * builtins.def : Add BUILT_IN_FREE.
31151 2007-01-12 Jan Hubicka <jh@suse.cz>
31153 PR tree-optimization/30443
31154 * tree-inline.c (tree_function_versioning): Do not optimize when
31155 cloning for inlining.
31157 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
31159 * doc/loop.texi: Document recording of loop exits.
31160 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
31161 (update_single_exits_after_duplication,
31162 update_single_exit_for_duplicated_loop,
31163 update_single_exit_for_duplicated_loops): Removed.
31164 (duplicate_loop_to_header_edge): Do not call
31165 update_single_exits_after_duplication and
31166 update_single_exit_for_duplicated_loops.
31167 (loop_version): Do not update single_exit information.
31168 (fix_loop_structure): Use record_loop_exits instead of
31169 mark_single_exit_loops.
31170 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
31171 the lists of loop exits.
31172 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
31173 split_edge, merge_blocks): Update the lists of loop exits.
31174 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
31175 loop_optimizer_init.
31176 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
31177 of mark_single_exit_loops.
31178 (loop_optimizer_finalize): Call release_recorded_exits.
31179 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
31180 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
31181 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
31182 update single exit information.
31183 * lambda-code.c (perfect_nestify): Ditto.
31184 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
31185 (mark_single_exit_loops): Removed.
31186 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
31187 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
31188 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
31190 (get_loop_exit_edges, single_exit): Use recorded exit lists.
31191 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
31192 (verify_loop_structure): Verify consistency of the exit lists.
31193 (flow_loops_find): Use alloc_loop. Initialize exits hash.
31194 (set_single_exit): Removed.
31195 * cfgloop.h (struct loop_exit): New function.
31196 (struct loop): single_exit_ field replaced by exits field.
31197 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
31198 LOOPS_HAVE_RECORDED_EXITS.
31199 (struct loops): Added exits hash.
31200 (mark_single_exit_loops, set_single_exit): Declaration removed.
31201 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
31203 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31205 * doc/invoke.texi: Avoid use of @headitem.
31207 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31209 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
31211 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31213 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
31216 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31217 Richard Sandiford <richard@codesourcery.com>
31219 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
31220 * config/m68k/m68k.opt: Resort options.
31221 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
31223 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31224 Richard Sandiford <richard@codesourcery.com>
31226 * doc/invoke.texi: Document the macros that are defined by
31227 m68k's -mtune and -mhard-float options.
31228 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
31229 (m68k_cpp_cpu_family): Likewise.
31230 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
31231 of __ucfv*__ macros. Define __mcffpu__ if generating code for
31232 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
31233 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
31234 (m68k_cpp_cpu_family): Likewise.
31236 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31238 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
31239 macros besides mc68000 as tuning macros. Use a switch statement
31240 to set them and mcpu32.
31242 2007-01-12 Julian Brown <julian@codesourcery.com>
31244 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
31245 (TARGET_68040_ONLY): Rename to...
31246 (TARGET_68040): ...this.
31247 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
31248 * config/m68k/m68k.md: Likewise.
31250 2007-01-12 Julian Brown <julian@codesourcery.com>
31251 Nathan Sidwell <nathan@codesourcery.com>
31252 Richard Sandiford <richard@codesourcery.com>
31254 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
31255 the -mcpu= argument associated with the --with-cpu setting.
31256 Define M68K_DEFAULT_TUNE to the default -mtune= option,
31257 if different from the one implied by the -mcpu setting.
31258 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
31259 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
31260 * doc/invoke.texi: Mention ColdFire in the introduction to the
31261 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
31262 -mno-div and -mhard-float options. Make -m68881 a synonym for
31263 -mhard-float. Document the previously-undocumented -m5206e,
31264 -m528x, -m5307 and -m5407 options. Tweak the existing option
31265 documentation for consistency.
31266 * doc/install.texi: Mention new --with-cpu arguments.
31267 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
31268 default CPU if neither -mcpu nor -march are specified.
31269 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
31270 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
31271 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
31272 using m68k_tune to decide between families that implement the
31273 same ISA. Use m68k_tune to set __mcfv4e__.
31274 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
31275 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
31276 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
31277 (FL_ISA_C, FL_ISA_MMU): New macros.
31278 (MASK_COLDFIRE): Delete.
31279 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
31280 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
31281 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
31282 (TARGET_HARD_FLOAT): Do not define here.
31283 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
31284 (TUNE_68000): New macro.
31285 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
31286 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
31287 (TUNE_CFV2): Redefine in terms of m68k_tune.
31288 (uarch_type, target_device, fpu_type): New enums.
31289 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
31290 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
31291 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
31292 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
31293 (FL_FOR_isa_c): New macros.
31294 (m68k_isa): New enum.
31295 (m68k_target_selection): New structure.
31296 (all_devices, all_isas, all_microarchs): New tables.
31297 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
31298 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
31299 (MASK_ALL_CPU_BITS): Delete.
31300 (m68k_find_selection): New function.
31301 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
31302 Map the legacy target options to a combination of the new ones.
31303 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
31304 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
31305 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
31307 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
31308 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
31310 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
31311 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
31312 * config/m68k/m68k-devices.def: New file.
31314 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31315 Nathan Sidwell <nathan@codesourcery.com>
31317 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
31318 (SUBTARGET_EXTRA_SPECS): New macros.
31319 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
31320 use %(asm_cpu_spec) instead.
31321 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
31322 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
31323 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
31324 (EXTRA_SPECS): Rename to...
31325 (SUBTARGET_EXTRA_SPECS): ...this.
31327 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31328 Richard Sandiford <richard@codesourcery.com>
31329 Julian Brown <julian@codesourcery.com>
31331 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31332 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
31333 to the configuration's default CPU.
31334 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
31335 Remove default masks.
31336 (m680[012]0-*-*): Set the default with_cpu to the first part of
31338 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
31339 (m68k*-*-linux): Extend the --with-cpu handling to...
31340 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
31341 and m68010. Don't set target_cpu_default2.
31342 * doc/install.texi: Document --with-cpu for m68k.
31343 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
31344 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
31345 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
31346 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
31347 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
31348 (ASM_SPEC): Remove use of %(asm_cpu_default).
31349 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
31350 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
31351 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
31352 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
31353 __HAVE_FPU__ if TARGET_HARD_FLOAT.
31354 (TARGET_DEFAULT): Delete.
31355 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
31356 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
31357 (CPP_CPU_SPEC): Delete.
31358 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
31359 the appropriate string.
31360 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
31361 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
31362 (ASM_SPEC): Don't use %(asm_default_spec).
31363 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
31364 TARGET_DEFAULT and add MASK_68881.
31365 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
31367 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31369 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
31370 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
31371 MASK_68010 alongside MASK_68020.
31372 * doc/invoke.texi: Document -m68010.
31373 * config/m68k/m68k.opt (m68010): New.
31374 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
31376 (TUNE_68010): New macro.
31377 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
31378 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
31379 (M68K_CPU_m68332): Add MASK_68010.
31380 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
31381 fallback definition.
31382 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
31384 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
31385 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
31386 to all entries that use MASK_68020.
31387 (output_move_simode_const, output_move_himode, output_move_qimode)
31388 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
31389 instead of TARGET_68020 to select clr behavior. Remove comment
31390 about there being no TARGET_68010.
31391 * config/m68k/m68k.md: Likewise throughout.
31393 2007-01-12 Julian Brown <julian@codesourcery.com>
31395 * config/m68k/m68k.h (TARGET_ISAB): New macro.
31396 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
31397 * config/m68k/m68k.md: Likewise.
31399 2007-01-12 Julian Brown <julian@codesourcery.com>
31401 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
31402 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
31404 2007-01-12 Julian Brown <julian@codesourcery.com>
31406 * config/m68k/m68k.h (TUNE_68040_60): New macro.
31407 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
31408 * config/m68k/m68k.md: Likewise.
31410 2007-01-12 Julian Brown <julian@codesourcery.com>
31411 Richard Sandiford <richard@codesourcery.com>
31413 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
31414 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
31415 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
31417 (TARGET_CPU32): Rename to...
31418 (TUNE_CPU32): ...this.
31419 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
31420 (TUNE_CFV2): New macros.
31421 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
31422 remove conditions that are implied by TARGET_68020.
31423 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
31424 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
31425 (m68k_output_function_epilogue): Likewise.
31426 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
31427 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
31428 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
31429 non-68000 timings. Refactor multiplication and division costs.
31430 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
31431 TUNE_CPU32 instead of TARGET_CPU32.
31432 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
31433 and TUNE_68060 instead of TARGET_68060.
31434 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
31435 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
31437 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
31438 && !TARGET_COLDFIRE" to choose between moveq and clr.
31439 Likewise in the unnamed movsf pattern.
31440 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
31441 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
31444 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31446 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
31447 of tabbing before backslashes.
31449 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31451 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
31452 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
31453 (ASM_OUTPUT_INTERNAL_LABEL): Define.
31455 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31457 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
31458 find_interesting_uses_cond.
31459 (find_interesting_uses_cond): Use extract_cond_operands.
31460 (rewrite_use_compare): Use extract_cond_operands and
31461 force_gimple_operand_bsi. Do not call update_stmt.
31462 (determine_use_iv_cost_condition): Use extract_cond_operands.
31463 Return cheaper of using original bound and changing the exit bound.
31465 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31467 PR tree-optimization/29516
31468 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
31469 most_expensive_mult_to_index, addr_to_parts,
31470 create_mem_ref, maybe_fold_tmr): Make the type of
31471 fields of TARGET_MEM_REF sizetype.
31472 (move_fixed_address_to_symbol, move_pointer_to_base):
31474 * tree.def (TARGET_MEM_REF): Add comment on types of
31477 2007-01-11 Joseph Myers <joseph@codesourcery.com>
31479 * c-common.c (vector_types_convertible_p): Treat opaque types as
31480 always convertible if they have the same size, but not otherwise.
31482 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
31484 * ifcvt.c (struct noce_if_info): Add comments to the fields.
31485 Remove the b_unconditional field.
31486 (noce_try_sign_mask): Do not look at b_unconditional.
31487 (noce_process_if_block): Do not use merge_if_blocks. Update
31488 the CFG here. Do not set b_unconditional.
31489 (cond_move_process_if_block): Likewise.
31490 (find_cond_trap): Likewise.
31491 (check_cond_move_block): Require simple jump insns at the end
31492 of the basic block.
31494 2007-01-11 Jan Hubicka <jh@suse.cz>
31496 PR tree-optimization/1046
31497 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
31498 when alias info is not ready.
31499 (pass_tail_recursion): Do not require aliasing.
31500 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
31501 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
31502 * tree-ssa-copy.c (pass_copy_prop): Likewise.
31503 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
31504 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
31505 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
31506 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
31508 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
31509 When aliasing is not build, mark statement as volatile.
31511 2007-01-11 Tom Tromey <tromey@redhat.com>
31513 PR preprocessor/15185, PR preprocessor/20989:
31514 * doc/cppopts.texi <-MT>: Update description of algorithm for
31515 computing default target.
31516 <-M, -MD>: Reword "basename" text.
31518 2007-01-11 Roger Sayle <roger@eyesopen.com>
31520 * builtins.c (expand_builtin_pow, expand_builtin_powi,
31521 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
31522 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
31523 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
31524 fold_builtin_bswap, real_constp, fold_builtin_pow,
31525 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
31526 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
31527 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31528 * convert.c (convert_to_pointer): Likewise.
31529 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
31530 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
31531 const_binop, fold_convert_const_int_from_int,
31532 fold_convert_const_int_from_real,
31533 fold_convert_const_real_from_real, sign_bit_p,
31534 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
31535 fold_sign_changed_comparison, fold_unary, fold_comparison,
31536 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
31537 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
31538 * print-tree.c (print_node_brief, print_node): Likewise.
31539 * stor-layout.c (place_field, layout_type): Likewise.
31540 * tree-chrec.c (keep_cast): Likewise.
31541 * tree.c (build_vector, build_real, build_real_from_int_cst,
31542 build_complex): Likewise.
31544 2007-01-11 Roger Sayle <roger@eyesopen.com>
31546 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
31547 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
31549 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
31551 * configure.ac (strict1_warn): Rename to strict_warn.
31552 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
31553 cc_set_by_configure, quoted_cc_set_by_configure,
31554 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
31555 all_boot_languages, all_stagestuff): Remove.
31556 (target_list): Remove bootstrap targets.
31557 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
31558 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
31559 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
31560 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
31561 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
31562 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
31563 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
31564 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
31565 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
31566 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
31567 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
31568 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
31569 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
31570 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
31571 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
31572 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
31573 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
31574 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
31575 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
31576 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
31577 (mostlyclean): Adjust.
31578 (clean, distclean): Don't mention bootstrap stuff.
31579 * configure: Regenerate.
31580 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
31581 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
31582 treelang/config-lang.in (stagestuff): Remove.
31583 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
31584 stageprofile, stagefeedback, stagestuff): Remove mention.
31586 2007-01-11 Nick Clifton <nickc@redhat.com>
31588 * config/mcore/predicates.md (mcore_general_movesrc_operand):
31590 (mcore_general_movdst_operand): Do not accept CONST_INTs.
31591 (mcore_arith_K_S_operand): Run the test for the S constraint not
31592 the test for the M constraint.
31593 (mcore_addsub_operand): Do not accept integer values that are
31594 larger than 32 bits.
31595 * config/mcore/mcore.md: Remove unused constraints from split.
31596 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
31597 (addsi3): Likewise.
31598 (allocate_stack): Likewise.
31599 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
31600 operands to 32 bits.
31601 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
31603 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
31604 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
31605 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
31606 mcore_output_bclri, mcore_output_andn, output_inline_const,
31607 mcore_output_move, mcore_output_movedouble): Likewise.
31608 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
31609 (output_inline_const): Likewise.
31610 (output_inline_const): Fix format strings used in sprintf
31612 * config/mcore/mcore-protos.h: Update prototypes for changed
31613 functions in mcore.c.
31614 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
31615 HOST_WIDE_INT and not int.
31616 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
31617 CONST_OK_FOR_N): Likewise.
31618 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
31619 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
31622 2007-01-10 Jan Hubicka <jh@suse.cz>
31624 * tree-vrp.c (remove_range_assertions): Release defs.
31625 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
31626 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
31628 2007-01-10 Paul Brook <paul@codesourcery.com>
31630 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
31631 * config/arm/arm.md (mulsi3subsi): New insn.
31633 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
31635 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
31636 (tree_transform_and_unroll_loop): New.
31637 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
31640 2007-01-10 Robert Kennedy <jimbob@google.com>
31642 * fold-const.c (fold_comparison): Fold comparisons like (x *
31643 1000 < 0) to (x < 0).
31645 2007-01-10 Ian Lance Taylor <iant@google.com>
31647 * tree-pretty-print.c (dump_generic_node): Print parentheses when
31648 operands have the same priority.
31650 2007-01-10 Tom Tromey <tromey@redhat.com>
31652 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
31653 (fold_binary): Likewise.
31654 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
31655 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
31656 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
31657 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
31658 * langhooks.h (struct lang_hooks): Removed field
31659 'can_use_bit_fields_p'.
31661 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
31663 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
31665 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
31667 * function.c (get_last_funcdef_no): New function.
31668 * function.h (get_last_funcdef_no): Declare.
31669 * tree-inline.c (initialize_cfun): Add initialization.
31670 (tree_function_versioning): Cleanup.
31672 2007-01-10 Jan Hubicka <jh@suse.cz>
31674 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
31677 2007-01-10 Sa Liu <saliu@de.ibm.com>
31678 Ben Elliston <bje@au.ibm.com>
31680 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
31681 for SAVE_NONLOCAL and Pmode for any other save level.
31682 * spu-protos.h (spu_restore_stack_block): Declare.
31683 * spu.md (save_stack_block): Remove.
31684 (restore_stack_block): Call spu_restore_stack_block.
31685 * spu.c (spu_restore_stack_block): New function.
31686 (spu_expand_epilogue): Remove old comment.
31688 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
31690 PR tree-optimization/30322
31691 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
31692 (cand_value_at): Return the value as aff_tree.
31693 (may_eliminate_iv): Convert the bound from aff_tree to tree.
31694 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
31695 aff_combination_mult): New functions.
31696 (aff_combination_add): Use aff_combination_add_cst.
31697 (aff_combination_convert): Allow conversions to a wider type.
31698 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
31699 * tree-affine.h (aff_combination_mult): Declare.
31701 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
31703 * doc/tm.texi: Update documentation to reflect reality of exec
31704 and start file search behaviours. Update copyright year.
31705 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
31706 header file directories.
31708 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
31710 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
31711 (*cosxf2): Rename to cosxf2_i387.
31712 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
31713 using X87MODEF12 mode macro. Rename patterns to
31714 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
31716 (*cosdf2, *cossf2): Ditto.
31717 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
31718 to match extended input operands.
31719 (sincos<mode>3): New expander.
31720 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
31721 insn patterns and corresponding splitters.
31723 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
31725 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
31726 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
31728 2007-01-09 Nicolas Pitre <nico@cam.org>
31731 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
31733 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31735 * target.h (struct gcc_target): New field library_rtti_comdat.
31736 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
31737 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
31738 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
31739 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
31741 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31743 * doc/invoke.texi (Optimize Options): Correct description of -O0.
31745 2007-01-08 Richard Guenther <rguenther@suse.de>
31747 * tree.h (force_fit_type_double): Export.
31748 (force_fit_type): Remove.
31749 * fold-const.c (force_fit_type_double): New function.
31750 (force_fit_type): Remove.
31751 (int_const_binop): Use it.
31752 (fold_convert_const_int_from_int): Likewise.
31753 (fold_convert_const_int_from_real): Likewise.
31754 (fold_div_compare): Likewise.
31755 (fold_sign_changed_comparison): Likewise.
31756 (fold_unary): Likewise.
31757 (fold_negate_const): Likewise.
31758 (fold_abs_const): Likewise.
31759 (fold_not_const): Likewise.
31760 * c-common.c (shorten_compare): Use force_fit_type_double.
31761 * convert.c (convert_to_pointer): Likewise.
31763 2007-01-08 Richard Guenther <rguenther@suse.de>
31765 * tree.h (build_int_cst_wide_type): Export.
31766 * tree.c (build_int_cst_wide_type): New function.
31767 (build_int_cst_wide): Fix comment.
31768 * builtins.c (fold_builtin_object_size): Use build_int_cst
31769 to build -1 or 0 of the correct type. Use fit_double_type
31770 to check for overflow.
31771 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
31773 (decode_field_reference): Likewise.
31774 (all_ones_mask_p): Likewise.
31775 (native_interpret_int): Use build_int_cst_wide_type.
31776 (fold_binary): Use build_int_cst_type to build an all-ones
31778 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
31780 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
31782 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
31784 2007-01-09 Ben Elliston <bje@au.ibm.com>
31786 * genautomata.c (STATS_OPTION): New option.
31787 (stats_flag): New flag.
31788 (gen_automata_option): Handle it.
31789 (initiate_automaton_gen): Ditto.
31790 (write_automata): Output statistics only if stats_flag is
31791 set. Likewise, output time statistics only if time_flag is set.
31792 * doc/md.texi (Processor pipeline description): Document new flag.
31794 2007-01-08 Richard Guenther <rguenther@suse.de>
31796 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
31797 * tree.c (build_int_cst_type): Likewise.
31798 (size_in_bytes): Don't call force_fit_type on the result.
31799 (int_fits_type_p): Use fit_double_type.
31800 * fold-const.c (fit_double_type): New function.
31801 (force_fit_type): Use it.
31802 * tree.h (fit_double_type): Export.
31804 2007-01-08 Jan Hubicka <jh@suse.cz>
31806 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
31807 * ipa.c (function_and_variable_visibility): Fix return type.
31809 2007-01-08 Richard Guenther <rguenther@suse.de>
31811 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
31812 of offset to build the index.
31813 * tree-pretty-print.c (dump_generic_node): Don't build negated
31814 const just for printing.
31815 * c-pretty-print.c (pp_c_integer_constant): Likewise.
31816 * builtins.c (fold_builtin_int_roundingfn): Check if result
31817 fits the type by using force_fit_type and comparing the result.
31818 * predict.c (predict_loops): Use compare_tree_int for comparison.
31819 * tree.c (build_int_cst): Fall back to integer_type_node for
31821 (build_int_cst_wide): Assert type is non-null.
31823 2007-01-08 Roberto Costa <roberto.costa@st.com>
31825 * tree-vrp.c (extract_range_from_cond_expr): New.
31826 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
31827 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
31829 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
31830 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
31831 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
31832 used as expressions.
31833 * tree-object-size.c (cond_expr_object_size): New.
31834 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
31836 2007-01-08 Jan Hubicka <jh@suse.cz>
31838 * tree-ssa-forwprop.c (forward_propagate_into_cond,
31839 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
31842 2007-01-08 Richard Guenther <rguenther@suse.de>
31844 PR tree-optimization/23603
31845 * tree-vrp.c (set_value_range_to_truthvalue): New function.
31846 (extract_range_from_binary): Fall back to truthvalue instead of
31847 varying for TRUTH_*_EXPR.
31848 (extract_range_from_comparison): Fall back to truthvalue instead of
31850 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
31851 if all visited PHI values were constant.
31853 2007-01-08 Jan Hubicka <jh@suse.cz>
31855 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
31856 (cgraph_analyze_function): break out from ...
31857 (cgraph_finalize_compilation_unit): ... here.
31858 (cgraph_expand_function): Remove forgoten commented out line.
31859 (cgraph_optimize): Analyze functions.
31861 2007-01-08 Jan Hubicka <jh@suse.cz>
31863 * tree-pas.h (TODO_remove_function): New flag.
31864 (TODO_update*): Renumber.
31865 (pass_ipa_increase_alignment,
31866 pass_ipa_function_and_variable_visibility): New passes.
31867 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
31868 (cgraph_function_and_variable_visibility): Move to ipa.c
31869 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
31870 cgraph_increase_alignment.
31871 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
31872 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
31873 calling tree-inline.
31874 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
31875 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
31876 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
31877 (gate_increase_alignment): New function.
31878 (pass_ipa_increase_alignment): New pass.
31879 * ipa.c: Inline tree-pass.h and timevar.h
31880 (function_and_variable_visibility): Move here from cgraphunit.c
31881 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
31882 * passes.c (init_optimization_passes): Add the two new passes.
31883 (execute_todo): Handle cgraph_remove_functions.
31885 2007-01-08 Nick Clifton <nickc@redhat.com>
31887 * config/frv/predicates.md (reg_or_0_operand): Accept
31890 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
31892 * config/bfin/rtems.h, config/bfin/t-rtems: New.
31893 * config.gcc: Add bfin*-rtems*.
31895 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31897 * c.opt: Add -flax-vector-conversions.
31898 * c-typeck.c (convert_for_assignment): Pass flag to
31899 vector_types_convertible_p to allow emission of note.
31900 (digest_init): Likewise.
31901 * c-opts.c: Handle -flax-vector-conversions.
31902 * c-common.c (flag_lax_vector_conversions): New.
31903 (vector_types_convertible_p): Unless -flax-vector conversions
31904 has been passed, disallow conversions between vectors with
31905 differing numbers of subparts and/or element types. If such
31906 a conversion is disallowed, possibly emit a note on the first
31907 occasion only to inform the user of -flax-vector-conversions.
31908 The new last argument specifies this.
31909 * c-common.h (flag_lax_vector_conversions): New.
31910 (vector_types_convertible_p): Add extra argument.
31911 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
31912 char_type_node for V*QI type vectors.
31913 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
31914 Update to satisfy new typechecking rules.
31915 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
31916 C and C++ variants.
31917 * doc/invoke.texi (C Dialect Options): Document
31918 -flax-vector-conversions.
31920 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31922 PR tree-optimization/29877
31923 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
31924 a register variable on the RHS to not be replaceable.
31926 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
31927 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
31928 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
31929 const_simm15, const_pow2, const_npow2): Added.
31930 * config/score/misc.md (insv, extv, extzv, movmemsi,
31931 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
31932 * config/score/score.c (score_address_cost, score_select_cc_mode):
31934 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
31935 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
31936 Update score_print_operand.
31937 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
31938 Adjust register allocate order and update some macro define.
31939 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
31940 mdx_block_move_straight, mdx_block_move_loop_head,
31941 mdx_block_move_loop_body, mdx_block_move_loop_foot,
31942 mdx_block_move_loop, mdx_block_move): Added.
31943 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
31944 mdp_limm): Updated and fix some bug and typo.
31945 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
31946 (movsf, movdf, doloop_end): Added.
31948 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
31950 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
31951 config/arm/thumb2.md: Fix comment typos.
31952 * doc/extend.texi: Fix a typo.
31954 2007-01-07 Eric Christopher <echristo@apple.com>
31956 * configure.ac: Check for __stack_chk_fail for darwin.
31957 * configure: Regenerate.
31959 2007-01-07 Richard Guenther <rguenther@suse.de>
31961 * tree-vrp.c (extract_range_from_assert): CSE calls to
31962 compare_values where possible.
31963 (extract_range_from_unary_expr): Likewise.
31965 2007-01-07 Anatoly Sokolov <aesok@post.ru>
31967 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
31968 * config/avr/avr.c (call_insn_operand): Delete function.
31969 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
31970 instead of register number. Use predicates.
31971 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
31972 call_insn_operand): Add.
31974 2007-01-06 Jan Hubicka <jh@suse.cz>
31976 * tree-pass.h (pass_build_cgraph_edges): Declare.
31977 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
31978 (visited_nodes): Remove.
31979 (cgraph_create_edges): Move to cgraphbuild.c; rename to
31980 build_cgrpah_edges; make visited_nodes local.
31981 (cgraph_process_new_functions): DO not call initialize_inline_failed.
31982 (record_references_in_initializer): Move to cgraphbuild.c
31983 (initialize_inline_failed, rebuild_cgraph_edges,
31984 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
31985 (verify_cgraph_node): Make visited_nodes local.
31986 (cgraph_analyze_function): Do not call cgraph_create_edges and
31987 initialize_inline_failed.
31988 (cgraph_expand_function): Do not call cgraph_lower_function;
31989 assert that function is already lowered.
31990 * Makefile.in (cgraphbuild.o): New.
31991 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
31992 at the end of lowering passes.
31994 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
31996 * ifcvt.c (cond_move_convert_if_block): New function, code
31997 factored out from...
31998 (cond_move_process_if_block): ...here. Call the new function
31999 on the THEN and ELSE blocks.
32000 (merge_if_block): Do not copy global_live_at_end, merge_blocks
32001 already takes care of this.
32003 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32006 * tree.h (TREE_OVERFLOW_P): New.
32007 * c-typeck.c (parser_build_unary_op): Warn only if result
32008 overflowed and operands did not.
32009 (parser_build_binary_op): Likewise.
32010 (convert_for_assignment): Remove redundant overflow_warning.
32011 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
32013 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32015 * c-typeck.c (store_init_value): Split over two lines to follow
32016 the GNU coding style.
32018 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
32020 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
32021 __GXX_EXPERIMENTAL_CXX0X__.
32022 * doc/cpp.texi: Same.
32024 2007-01-05 Richard Guenther <rguenther@suse.de>
32026 PR middle-end/27826
32027 * tree.c (get_narrower): Do not construct COMPONENT_REFs
32028 with mismatched types. Instead explicitly build a
32029 conversion NOP_EXPR.
32031 2007-01-05 Ian Lance Taylor <iant@google.com>
32033 * c-common.c (decl_with_nonnull_addr_p): New function.
32034 (c_common_truthvalue_conversion): Call it.
32035 * c-typeck.c (build_binary_op): Likewise.
32036 * c-common.h (decl_with_nonnull_addr_p): Declare.
32038 2007-01-05 Jakub Jelinek <jakub@redhat.com>
32041 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
32044 2007-01-05 Joel Brobecker <brobecker@adacore.com>
32046 * doc/install.texi (Final install): Document the fact that
32047 the GNAT runtime should not be stripped.
32049 2007-01-04 Jan Hubicka <jh@suse.cz>
32051 * tree-inline.c (fold_marked_statements): Update operand caches
32052 and EH after folding
32054 2007-01-04 Ian Lance Taylor <iant@google.com>
32056 * c-common.c (check_function_nonnull): Whitespace fix.
32058 2007-01-04 Jan Hubicka <jh@suse.cz>
32060 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
32061 comitted older version of patch.
32062 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
32063 function, celanup cfg and collect garbage.
32065 2007-01-04 Mike Stump <mrs@apple.com>
32067 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
32070 2007-01-04 Eric Christopher <echristo@apple.com>
32072 * libgcc2.c (__bswapsi2): Use SItype.
32073 (__bswapdi2): Use DItype.
32074 * libgcc2.h: Update for above.
32076 2007-01-04 Paul Brook <paul@codesourcery.com>
32078 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
32079 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
32080 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
32081 umulsidi3, umulsidi3adddi, smulsi3_highpart,
32082 umulsi3_highpart): Make conditional on !arm_arch6.
32083 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
32084 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
32085 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
32086 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
32087 umulsi3_highpart_v6): New insns.
32089 2007-01-04 Roger Sayle <roger@eyesopen.com>
32091 * fold-const.c (fold_convert): When casting an expression to void,
32092 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
32093 have a type. Instead of attempting to build a NOP_EXPR, return
32094 these "special" trees directly.
32096 2007-01-04 Joseph Myers <joseph@codesourcery.com>
32098 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
32099 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
32100 rs6000_cost->fp not 0 as adjustment for outer NEG.
32102 2007-01-04 Jan Hubicka <jh@suse.cz>
32104 * cgraph.c (cgraph_release_function_body): New function.
32105 (cgraph_remove_node): Use it.
32106 * cgraph.h (cgraph_release_function_body): Declare.
32107 * cgraphunit.c (cgraph_expand_function): Use it.
32108 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
32109 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
32110 is initialized and while compilation of other function is running.
32111 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
32112 statement CFG annotations from here to ...
32113 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
32115 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
32117 * cfgloop.h (enum li_flags): Make the constants powers of two.
32119 2007-01-04 Jan Hubicka <jh@suse.cz>
32121 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
32123 (fold_marked_statements): New function.
32124 (optimize_inline_calls, tree_function_versioning): Fold new statements.
32125 * tree-inline.h (copy_body_data): Add statements_to_fold.
32127 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
32129 * config.gcc: Mention libgcc/config.host.
32130 * Makefile.in: Update comments mentioning libgcc.
32131 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
32132 (all.cross, start.encap, rest.encap, rest.cross): Update
32133 dependencies for libgcc move.
32134 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
32135 (clean-target, clean-target-libgcc): Delete.
32136 (srcdirify, GCC_EXTRA_PARTS): New macros.
32137 (libgcc-support, libgcc.mvars): New rules.
32138 (distclean): Remove mention of mklibgcc.
32139 (install): Don't reference INSTALL_LIBGCC.
32140 (install-common): Don't reference EXTRA_PARTS.
32141 (install-libgcc, install-multilib): Delete rules.
32142 * mklibgcc.in: Delete file.
32143 * doc/configfiles.texi: Don't mention mklibgcc.
32145 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
32146 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
32147 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
32148 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
32149 (mklibgcc, ldblspecs): Likewise.
32151 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
32152 (posixpre.def): Use $(T).
32153 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
32154 (SHLIB_SRC, SHLIB_INSTALL): Delete.
32155 (SHLIB_LINK): Make dummy.
32156 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
32158 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
32160 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
32161 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
32162 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
32163 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
32165 * configure.ac (all_outputs): Remove mklibgcc.
32166 * configure: Regenerated.
32168 2007-01-03 Josh Conner <jconner@apple.com>
32170 PR middle-end/29683
32171 * calls.c (compute_argument_addresses): Set stack and stack_slot
32172 for partial args, too.
32173 (store_one_arg): Use locate.size.constant for the size when
32174 generating a save_area.
32176 2007-01-03 Robert Kennedy <jimbob@google.com>
32178 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
32179 whose definitions are deleted due to basic block merging.
32181 2007-01-03 Paul Brook <paul@codesourcery.com>
32184 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
32186 (use_return_insn): Return 0 for Thumb interrupt functions.
32187 (print_multi_reg): Add rfe argument for IRQ returns.
32188 (arm_output_epilogue): Pop interrupt return address directly into PC.
32189 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
32191 2007-01-03 Paul Brook <paul@codesourcery.com>
32193 Merge from sourcerygxx-4_1.
32194 * config/arm/thumb2.md: New file.
32195 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
32197 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
32198 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32199 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
32200 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
32202 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32203 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
32205 * config/arm/ieee754-sf.S: Ditto.
32206 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
32207 (thumb1_base_register_rtx_p): ... to this.
32208 (thumb_index_register_rtx_p): Rename...
32209 (thumb1_index_register_rtx_p): ... to this.
32210 (thumb_output_function_prologue): Rename...
32211 (thumb1_output_function_prologue): ... to this.
32212 (thumb_legitimate_address_p): Rename...
32213 (thumb1_legitimate_address_p): ... to this.
32214 (thumb_rtx_costs): Rename...
32215 (thumb1_rtx_costs): ... to this.
32216 (thumb_compute_save_reg_mask): Rename...
32217 (thumb1_compute_save_reg_mask): ... to this.
32218 (thumb_final_prescan_insn): Rename...
32219 (thumb1_final_prescan_insn): ... to this.
32220 (thumb_expand_epilogue): Rename...
32221 (thumb1_expand_epilogue): ... to this.
32222 (arm_unwind_emit_stm): Rename...
32223 (arm_unwind_emit_sequence): ... to this.
32224 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
32225 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
32226 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
32227 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
32228 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
32229 thumb2_output_casesi): New functions.
32230 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
32231 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
32232 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
32233 THUMB2_WORK_REGS): Define.
32234 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
32235 arm_condexec_mask, arm_condexec_masklen)): New variables.
32236 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
32237 (arm_override_options): Check new CPU capabilities.
32238 Set new architecture flag variables.
32239 (arm_isr_value): Handle v7m interrupt functions.
32240 (user_return_insn): Return 0 for v7m interrupt functions. Handle
32242 (const_ok_for_arm): Handle Thumb-2 constants.
32243 (arm_gen_constant): Ditto. Use movw when available.
32244 (arm_function_ok_for_sibcall): Return false for v7m interrupt
32246 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
32247 (thumb_find_work_register, arm_load_pic_register,
32248 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
32249 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
32250 print_multi_reg, output_mov_long_double_fpa_from_arm,
32251 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
32252 output_mov_double_fpa_from_arm, output_move_double,
32253 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
32254 output_return_instruction, arm_output_function_prologue,
32255 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
32256 arm_output_mi_thunk, thumb_set_return_address): Ditto.
32257 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
32258 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
32259 (arithmetic_instr, shift_op): Use arm_shift_nmem.
32260 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
32262 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
32263 (thumb_expand_prologue): Use thumb_set_frame_pointer.
32264 (arm_file_start): Output directive for unified syntax.
32265 (arm_unwind_emit_set): Handle stack alignment instruction.
32266 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
32267 Add v6t2, v7, v7a, v7r and v7m.
32268 (RETLDM): Add Thumb-2 code.
32269 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
32270 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
32271 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
32272 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
32273 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
32274 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
32275 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
32276 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
32277 ADJUST_INSN_LENGTH): Define.
32278 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
32279 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
32280 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
32281 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
32282 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
32283 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
32284 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
32285 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
32286 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
32287 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
32288 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
32289 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
32290 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
32291 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
32292 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
32293 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
32294 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
32296 * config/arm/arm-tune.md: Regenerate.
32297 * config/arm/arm-protos.h: Update prototypes.
32298 * config/arm/vfp.md: Enable patterns for Thumb-2.
32299 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
32300 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
32301 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
32302 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
32303 * config/arm/libunwind.S: Add Thumb-2 code.
32304 * config/arm/constraints.md: Update include Thumb-2.
32305 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
32306 * config/arm/ieee754-df.S: Ditto.
32307 * config/arm/bpabi.S: Ditto.
32308 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
32309 * config/arm/predicates.md (low_register_operand,
32310 low_reg_or_int_operand, thumb_16bit_operator): New.
32311 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
32312 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
32313 * config/arm/t-arm-elf: Add armv7 multilib.
32314 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
32316 (UNSPEC_STACK_ALIGN, ce_count): New.
32317 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
32318 arm_zero_extendsidi2, arm_zero_extendqidi2): New
32320 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
32321 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
32322 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
32323 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
32324 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
32325 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
32327 * doc/extend.texi: Document ARMv7-M interrupt functions.
32328 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
32330 2007-01-03 Jakub Jelinek <jakub@redhat.com>
32332 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
32333 (struct _Unwind_Context): Rename args_size to flags, remove
32334 signal_frame field, add a new args_size field and version field.
32335 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
32336 _Unwind_IsExtendedContext): New inline functions.
32337 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
32338 Assume by_value array is only present if _Unwind_IsExtendedContext.
32339 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
32340 _Unwind_IsSignalFrame.
32341 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
32342 (uw_update_context_1): Use _Unwind_SetSignalFrame.
32343 (uw_init_context_1): Initialize context->flags to
32344 EXTENDED_CONTEXT_BIT.
32345 * config/rs6000/linux-unwind.h (frob_update_context): Use
32346 _Unwind_SetSignalFrame.
32348 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32350 PR middle-end/30353
32351 * gimplify.c (gimplify_modify_expr_complex_part): Move below
32352 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
32355 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
32357 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
32358 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
32359 RET, AT_SP): Remove.
32360 * config/i386/i386.md (*sse_prologue_save_insn): Use return
32363 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32364 * cfgbuild.c (find_basic_blocks): Likewise.
32365 * cfgrtl.c (rtl_create_basic_block): Likewise.
32366 * function.c (temp_slots_at_level): Likewise.
32367 * reg-stack.c (stack_regs_mentioned): Likewise.
32368 * regclass.c (allocate_reg_info): Likewise.
32369 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32370 set_bb_for_stmt, move_block_to_fn): Likewise.
32371 * tree-complex.c (tree_lower_complex): Likewise.
32372 * vec.h (VEC_safe_grow_cleared): New.
32374 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
32376 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
32378 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
32379 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
32381 * cfgloopmanip.c (scale_loop_frequencies): Export.
32382 (loopify): Scale the frequencies by prescribed coefficients.
32383 (set_zero_probability): New function.
32384 (duplicate_loop_to_header_edge): Improve updating of frequencies.
32385 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
32386 and frequencies according to arguments.
32387 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
32389 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
32390 * modulo-sched.c (sms_schedule): Set probabilities for entering
32391 versioned loop correctly.
32392 * tree-vect-transform.c (vect_transform_loop): Ditto.
32393 * cfgloop.h (loopify, loop_version): Declaration changed.
32394 (scale_loop_frequencies): Declared.
32396 2007-01-02 Jan Hubicka <jh@suse.cz>
32398 * cgraph.c: Include tree-flow.h
32399 (cgraph_add_new-function): Handle IPA_SSA mode; execute
32400 early_local_passes.
32401 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
32402 * tree-pass.h (pass_all_early_optimizations): Declare.
32403 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
32404 early_local_passes.
32405 (cgraph_analyze_function): Do early_local_passes.
32406 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32407 Do not add referenced vars.
32408 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
32410 (gate_all_early_local_passes): New gate.
32411 (pass_early_local_passes): Use new gate.
32412 (execute_early_local_optimizations): New functions.
32413 (gate_all_early_optimizations): New gate.
32414 (pass_all_early_optimizations): New pass.
32415 (execute_free_datastructures): Free SSA only when initialized.
32416 (gate_init_datastructures): Init only when optimizing.
32417 (tree_lowering_passes): Do early local passes when called late.
32418 * tree-profile.c (do_tree_profiling): Don't profile functions added
32420 (do_early_tree_profiling, pass_early_tree_profile): Kill.
32421 * tree-cfg.c (update_modified_stmts): Do not update when operands are
32423 * passes.c (init_optimizations_passes): Reorder so we go into SSA
32424 during early_local_passes.
32425 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
32428 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32430 * Makefile.in: Update copyright year.
32432 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32434 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
32435 in $(lang_checks) and check-consistency targets.
32437 2007-01-02 Jan Hubicka <jh@suse.cz>
32439 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32440 Do not add referenced vars.
32441 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
32443 * passes.c (init_optimization_passes): Put mudflap_2 after
32444 free_datastructures.
32446 2007-01-02 Jan Hubicka <jh@suse.cz>
32448 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
32449 Set NOTHROW flag on call statements proved to be nothrow.
32450 Update statement of local calls so new pure/const functions are
32451 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
32453 (tree_rest_of_compilation): Register hooks and initialize bitmap
32454 early. Do not set after_inlining flag.
32456 2007-01-02 Steve Ellcey <sje@cup.hp.com>
32458 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
32459 HOST_BITS_PER_LONGLONG
32461 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32464 * c-typeck.c (store_init_value): Don't emit pedantic overflow
32465 warning for non-static initializers.
32467 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
32469 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
32470 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
32471 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
32472 Always use set_unique_reg_note to add REG_EQUAL notes.
32474 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32477 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32479 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32480 * cfgbuild.c (find_basic_blocks): Likewise.
32481 * cfgrtl.c (rtl_create_basic_block): Likewise.
32482 * function.c (temp_slots_at_level): Likewise.
32483 * reg-stack.c (stack_regs_mentioned): Likewise.
32484 * regclass.c (allocate_reg_info): Likewise.
32485 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32486 set_bb_for_stmt, move_block_to_fn): Likewise.
32487 * tree-complex.c (tree_lower_complex): Likewise.
32488 * vec.h (VEC_safe_grow_cleared): New.
32490 2007-01-02 Ian Lance Taylor <iant@google.com>
32492 * c-common.c (c_common_truthvalue_conversion): When warning about
32493 using an assignment as a truth value, set TREE_NO_WARNING.
32495 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32498 * c.opt (Wold-style-declaration): New.
32499 * doc/invoke.texi (C-only Warning Options): New.
32500 (Wold-style-declaration): Document it.
32501 (Wextra): Enabled by -Wextra.
32502 * c-opts.c (c_common_post_options): Enabled by -Wextra.
32503 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
32504 -Wold-style-declaration.
32506 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32508 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32509 * cfgbuild.c (find_basic_blocks): Likewise.
32510 * cfgrtl.c (rtl_create_basic_block): Likewise.
32511 * function.c (temp_slots_at_level): Likewise.
32512 * reg-stack.c (stack_regs_mentioned): Likewise.
32513 * regclass.c (allocate_reg_info): Likewise.
32514 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32515 set_bb_for_stmt, move_block_to_fn): Likewise.
32516 * tree-complex.c (tree_lower_complex): Likewise.
32517 * vec.h (VEC_safe_grow_cleared): New.
32519 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
32521 * c-common.c (c_common_nodes_and_builtins): Since variants of
32522 void_type_node get built before it is given a name, we need to
32523 give those variants the name, too.
32524 (complete_array_type): We need to work with the canonical main
32525 type of the array, from which we will build the qualified version.
32526 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
32527 * print-tree.c (print_node): Display canonical type information
32529 * stor-layout.c (layout_type): When we don't know the
32530 alignment of a type for which we're building an array, we end up
32531 guessing wrong, so make the type require structural equality.
32532 * tree.c (make_node_stat): When we build a new type, it is its
32533 own canonical type.
32534 (build_type_attribute_qual_variant): When building an attribute
32535 variant, its canonical type is the non-attribute variant. However,
32536 if the attributes are target-dependent and they differ, we need to
32537 use structural equality checks for this type.
32538 (build_qualified_type): A qualified type is not equivalent to its
32539 unqualified variant; set the canonical type appropriately.
32540 (build_distinct_type_copy): When building a distinct type from
32541 another type, the new type is its own canonical type.
32542 (build_variant_type_copy): When building a new type variant, we
32543 assume that it is equivalent to the original type.
32544 (build_pointer_type_for_mode): When building a pointer type, also
32545 build a canonical type pointer.
32546 (build_reference_type_for_mode): When building a reference type,
32547 also build a canonical type reference.
32548 (build_index_type): When we can't hash an index type (e.g.,
32549 because its maximum value is negative), the index type requires
32550 structural equality tests.
32551 (build_array_type): Build the canonical form of an array type.
32552 (build_function_type): Function types require structural equality,
32553 because they contain default arguments, attributes, etc.
32554 (build_method_type_directly): Ditto for method types.
32555 (build_offset_type): Build the canonical offset type.
32556 (build_complex_type): Build the canonical vector type.
32557 (make_vector_type): Build the canonical vector type.
32558 * tree.h (TYPE_CANONICAL): New.
32559 (TYPE_STRUCTURAL_EQUALITY_P): New.
32560 (SET_TYPE_STRUCTURAL_EQUALITY): New.
32561 (struct tree_type): Added "canonical" field.
32562 * params.h (VERIFY_CANONICAL_TYPES): New.
32563 * doc/c-tree.texi (TYPE_CANONICAL): Document.
32564 (TYPE_STRUCTURAL_EQUALITY_P): Document.
32565 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
32566 * doc/invoke.texi (verify-canonical-types): Document --param
32567 parameter for verifying canonical types.
32569 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32571 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
32572 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
32573 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
32574 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
32576 * config/rs6000/e500.h: New.
32577 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
32578 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
32580 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
32581 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
32582 TARGET_E500_DOUBLE): Remove.
32583 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
32584 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
32585 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
32586 * config/rs6000/rs6000.c (rs6000_override_options): Use
32587 CHECK_E500_OPTIONS.
32589 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32591 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
32592 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
32593 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
32594 rs6000_emit_cmove): Don't check TARGET_E500.
32595 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
32596 sordered): Don't check TARGET_E500.
32598 2007-01-01 Eric Christopher <echristo@apple.com>
32600 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
32601 HARD_REGISTER_NUM_P.
32603 2007-01-01 Roger Sayle <roger@eyesopen.com>
32605 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
32606 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
32607 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
32610 2007-01-01 Mike Stump <mrs@apple.com>
32612 * configure.ac: Remove support for building with Apple's gcc-3.1.
32614 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32616 PR middle-end/30311
32617 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
32618 REG is a hard register. Do not modify REG before calling
32620 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
32621 multiple of the size of YMODE for certain lowpart cases.
32623 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32625 PR middle-end/30253
32626 * gimplify (voidify_wrapper_expr): Update for
32627 GIMPLE_MODIFY_STMT.
32629 2007-01-01 Andreas Schwab <schwab@suse.de>
32632 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
32633 save of BR0 in extra_spill_size instead of spill_size.
32634 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
32636 (ia64_expand_epilogue): Restore BR0 from its new location.
32638 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32640 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
32641 Use a temporary variable if the left hand side is not a gimple
32644 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32646 * gimplify.c (gimplify_return_expr): Make the temporary variable
32647 for the return expression, a gimple register variable.
32649 2007-01-01 Jan Hubicka <jh@suse.cz>
32651 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
32654 2007-01-01 Mike Stump <mrs@apple.com>
32656 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
32658 * config/darwin.c (machopic_select_rtx_section): Use
32659 HAVE_GAS_LITERAL16.
32660 (darwin_mergeable_constant_section): Likewise.
32661 * configure: Regenerate.
32662 * config.in: Regenerate.
32664 2007-01-01 Jan Hubicka <jh@suse.cz>
32665 Andrew Pinski <pinskia@gmail.com>
32667 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
32668 before starting IPA passes.