1 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
3 * regclass.c (init_reg_autoinc): Fix typo preventing test of
4 secondary output reload when setting forbidden_inc_dec_class.
6 2007-11-21 Richard Guenther <rguenther@suse.de>
8 PR tree-optimization/34148
9 * tree-ssa-structalias.c (create_variable_info_for): Do not use
10 field-sensitive PTA for single-element structures.
11 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
12 SFTs for single-element structures.
14 2007-11-20 Richard Guenther <rguenther@suse.de>
17 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
18 of the signed INT_CST_LT.
19 * stmt.c (expand_case): Likewise.
20 (estimate_case_costs): Likewise.
22 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
24 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
25 its binary representation.
27 2007-11-20 Richard Guenther <rguenther@suse.de>
29 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
32 2007-11-20 Thiemo Seufer <ths@mips.com>
34 * config/mips/mips.c (mips_file_start): Add support for
35 flagging 32-bit code with -mfp64 floating-point.
37 2007-11-20 Jakub Jelinek <jakub@redhat.com>
40 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
41 (c_gimplify_expr): Use it.
43 2007-11-20 Ben Elliston <bje@au.ibm.com>
45 * config/spu/spu_mfcio.h: Fix typo.
47 2007-11-20 Ben Elliston <bje@au.ibm.com>
49 * unwind.inc: Comment that unwind-sjlj.c includes this file.
51 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
52 Ben Elliston <bje@au.ibm.com>
54 * config/spu/mfc_tag_release.c: New file.
55 * config/spu/mfc_multi_tag_release.c: Likewise.
56 * config/spu/mfc_multi_tag_reserve.c: Likewise.
57 * config/spu/mfc_tag_release.c: Likewise.
58 * config/spu/mfc_tag_reserve.c: Likewise.
59 * config/spu/mfc_tag_table.c: Likewise.
60 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
61 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
62 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
63 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
64 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
65 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
66 mfc_multi_tag_release): Likewise.
67 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
68 __mfc_multi_tag_release): Declare.
70 2007-11-19 Jason Merrill <jason@redhat.com>
72 PR debug/28834, debug/29436, c/32326
73 * tree.c (build_type_attribute_qual_variant): Refuse to make
74 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
75 * doc/extend.texi (Type Attributes): Don't encourage people to add
76 attributes to struct/enum types in a typedef. Fix
77 transparent_union example.
79 * tree-inline.c (remap_type_1): Remove code that's redundant with
81 (build_duplicate_type): Set id.copy_decl.
82 * c-common.c (handle_transparent_union_attribute): Simplify logic.
84 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
86 * config/rs6000/rs6000.c (invalid_e500_subreg,
87 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
88 rs6000_legitimize_address, rs6000_legitimize_reload_address,
89 rs6000_legitimate_address, function_arg_advance,
90 spe_build_register_parallel, rs6000_spe_function_arg,
91 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
92 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
93 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
94 TDmode similarly to DFmode and TFmode.
95 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
96 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
98 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
100 * stor-layout.c (lang_adjust_rli): Delete.
101 (set_lang_adjust_rli): Likewise.
102 (layout_type): Do not call lang_adjust_rli hook.
103 * tree.h (set_lang_adjust_rli): Delete.
105 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
107 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
108 n_dregs_to_save and n_pregs_to_save.
109 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
111 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
112 able to save single D/P registers that aren't saved by the push/pop
115 2007-11-19 Richard Guenther <rguenther@suse.de>
117 PR tree-optimization/34099
118 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
119 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
120 if only one operand is undefined.
122 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
124 PR tree-optimization/34036
125 * opts.c (set_fast_math_flags): Do not set flags in common
126 with set_unsafe_math_optimizations_flags, invoke it directly.
127 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
128 and flag_signed_zeros.
129 * toplev.c (process_options): Force flag_associative_math to 0 and
130 warn, if it is set and either flag_trapping_math or flag_signed_zeros
132 * doc/invoke.texi (Optimize Options): Document the new behavior
133 of -funsafe-math-optimizations, that -fassociative-math requires
134 both -fno-signed-zeros and -fno-trapping-math and make it clear
135 that -fno-trapping-math requires -fno-signaling-nans. Refactor
136 documentation of -ffast-math.
138 2007-11-18 Jakub Jelinek <jakub@redhat.com>
140 PR rtl-optimization/34132
141 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
145 * optabs.h (optab_table): Change type to struct optab from optab.
146 (convert_optab_table): Similarly.
147 Adjust all _optab macros to expand to addresses of optab_table
148 resp. convert_optab_table elements rather than the values of the
150 * optabs.c (optab_table): Change typype to struct optab from optab.
151 If compiled by recent GCC, initialize all the insn_code fields in
152 the array using designated range initializers.
153 (convert_optab_table): Similarly.
154 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
155 set_conv_libfunc): Into libfunc_entry's optab field store index within
156 optab_table resp. convert_optab_table array instead of difference
157 between two separately malloced addresses.
158 (new_optab): Add op argument, don't return anything. Initialize
159 just the insn_code field in handlers array and only when needed.
160 (init_optab, init_optabv): Add op argument, don't return anything.
161 Adjust new_optab caller.
162 (new_convert_optab): Removed.
163 (init_convert_optab): Add op argument, don't return anything, don't
164 call new_convert_optab. If needed, initialize insn_code field in
166 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
168 (debug_optab_libfuncs): Adjust uses of optab_table and
169 convert_optab_table arrays.
171 2007-11-18 Richard Guenther <rguenther@suse.de>
173 PR tree-optimization/34127
174 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
175 Make code match up the comments, require compatibility of the
178 2007-11-17 Richard Guenther <rguenther@suse.de>
181 * fold-const.c (extract_muldiv_1): Do not move negative
182 constants inside ABS_EXPR.
184 2007-11-16 Ian Lance Taylor <iant@google.com>
186 * collect2.c (dump_file): If a demangled symbol is followed by a
187 space, make sure we output at least one space.
189 2007-11-16 Richard Guenther <rguenther@suse.de>
192 * fold-const.c (fold_binary): Use correct types for folding
193 1 << X & Y to Y >> X & 1.
195 2007-11-16 Richard Guenther <rguenther@suse.de>
197 PR tree-optimization/33870
198 * tree.h (struct tree_memory_tag): Add base_for_components flag.
199 (struct tree_struct_field_tag): Remove nesting_level field.
200 (SFT_NESTING_LEVEL): Remove.
201 (SFT_BASE_FOR_COMPONENTS_P): Add.
202 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
203 base_for_components flag.
204 (push_fields_onto_fieldstack): Remove nesting_level parameter.
205 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
207 (create_overlap_variables_for): Deal with it.
208 * tree-dfa.c (dump_subvars_for): Likewise.
209 (dump_variable): Likewise.
210 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
211 Set base_for_components for first elements of sub-structures.
212 (create_variable_info_for): Handle base_for_components.
213 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
214 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
215 * tree-ssa-operands.c (ref_nesting_level): Remove.
216 (add_vars_for_offset): Remove full_ref parameter, always add
217 the offset of the pointed-to SFT.
218 (add_virtual_operand): Adjust for changed signature of
221 2007-11-16 Sa Liu <saliu@de.ibm.com>
223 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
224 floatunssidf2 and floatunsdidf2.
226 2007-11-16 Richard Guenther <rguenther@suse.de>
228 PR tree-optimization/34113
229 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
230 Use correct conversion direction for checking type compatibility.
232 2007-11-16 Richard Guenther <rguenther@suse.de>
234 PR tree-optimization/34099
235 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
236 that produce UNDEFINED result if at least one of its operands
237 is UNDEFINED. By default the result is only UNDEFINED if all
238 operands are UNDEFINED.
240 2007-11-16 Jakub Jelinek <jakub@redhat.com>
243 * gcc.c (init_spec): Don't initialize asm_debug here...
244 (main): ... but here.
246 2007-11-07 Tom Tromey <tromey@redhat.com>
248 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to
250 * tree-parloops.c (create_loop_fn): Use set_cfun.
251 * gengtype.c (open_base_files): Emit #undef cfun.
252 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
253 * function.h (cfun): New define.
254 * function.c: Undefine cfun.
256 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
258 * config/avr/avr.c (avr_mcu_types): Add attiny88.
259 * config/avr/avr.h (LINK_SPEC): Likewise.
260 (CRT_BINUTILS_SPECS): Likewsie.
261 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
263 2007-11-15 Jakub Jelinek <jakub@redhat.com>
266 * tree-ssa-ccp.c (optimize_stack_restore): New function.
267 (execute_fold_all_builtins): Call optimize_stack_restore for
268 BUILT_IN_STACK_RESTORE.
270 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
272 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
273 propagation into an address; that's done in should_replace_address.
275 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
277 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
278 * config/spu/spu.c (legitimate_const): Remove.
279 (classify_immediate): Inline call to legitimate_const.
280 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
281 for any constant, not just -512 .. 511.
283 2007-11-15 Sa Liu <saliu@de.ibm.com>
285 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
286 condition from HONOR_NANS test.
287 * config/spu/spu.md (ceq_df): Always generate comparison code
288 inline, including checks for NaNs and infinities.
290 (cgt_v2df): Likewise.
291 (cmpdf): Make this expander unconditional.
293 2007-11-15 Richard Guenther <rguenther@suse.de>
295 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
296 to only create SFTs if we also create variable infos for PTA.
297 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping
300 2007-11-15 Richard Guenther <rguenther@suse.de>
302 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
303 type for TBAA pruning.
304 (find_what_p_points_to): Call set_uids_in_ptset with the original
305 pointer, not the decl of the solution we collapsed to.
307 2007-11-14 David Daney <ddaney@avtrex.com>
309 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
312 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
315 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
316 for registers in BR_REGS class.
318 2007-11-14 Jakub Jelinek <jakub@redhat.com>
321 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
322 init_ssa_operands has not been called for cfun.
324 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
326 PR tree-optimization/34046
327 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
328 scaling if the old probability is greater than the new base.
330 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
332 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
333 unused edges after loop duplication.
335 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
337 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
338 (enum target_cpu_default): ... this enum.
339 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
340 * config/i386/i386.c (override_options): ... here.
341 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
342 TARGET_CPU_DEFAULT_i486.
344 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
346 * global.c (rest_of_handle_global_alloc): Fix comment typos.
347 * config/sh/sh.c (sh_rtx_costs): Likewise.
348 * ChangeLog: Likewise.
350 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
352 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
353 should not be of pointer type.
355 2007-11-13 Michael Meissner <michael.meissner@amd.com>
357 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate
360 2007-11-13 Sterling Augustine <sterling@tensilica.com>
361 Bob Wilson <bob.wilson@acm.org>
363 * config/xtensa/unwind-dw2-xtensa.c: New.
364 * config/xtensa/unwind-dw2-xtensa.h: New.
365 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
366 (DWARF2_UNWIND_INFO): Remove.
367 (DWARF_FRAME_REGISTERS): Define.
368 (EH_RETURN_DATA_REGNO): Define.
369 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
371 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
373 2007-11-13 Jakub Jelinek <jakub@redhat.com>
375 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
376 -fsched-stalled-insns.
378 PR tree-optimization/34063
379 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
380 as first chrec_fold_plus operand rather than second.
382 2007-11-13 Diego Novillo <dnovillo@google.com>
384 PR tree-optimization/33870
385 * tree.h (strcut tree_memory_tag): add field unpartitionable.
386 remove field in_nested_struct.
387 (struct tree_struct_field_tag): add field nesting_level.
388 (sft_in_nested_struct): remove.
389 (sft_nesting_level): define.
390 (sft_unpartitionable_p): define.
391 * tree-ssa-alias.c (mem_sym_score): if mp->var is not
392 partitionable, return long_max.
393 (compute_memory_partitions): do not partition sfts marked
395 (create_sft): add argument nesting_level. set
396 sft_nesting_level with it. update all users.
397 (create_overlap_variables_for): show nesting level.
398 * tree-dfa.c (dump_subvars_for): likewise.
399 (dump_variable): likewise.
400 show whether the sft is partitionable or not.
401 * tree-flow.h (struct fieldoff): remove field
403 add field nesting_level.
404 * tree-ssa-structalias.c (struct variable_info): remove
405 field in_nested_struct.
406 (push_fields_onto_fieldstack): add argument
407 nesting_level. update all users.
408 update documentation.
409 update pair->nesting_level with nesting_level.
410 make recursive calls with nesting_level + 1.
411 (set_uids_in_ptset): if an sft is added to the points-to
412 set, mark it as unpartitionable.
413 * tree-ssa-operands.c (ref_nesting_level): new.
414 (add_vars_for_offset): call it.
415 add argument full_ref. update
417 if var is inside a nested structure and the nesting level
418 of full_ref is lower than the nesting level of var,
419 adjust offset by the offset of var.
421 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
423 PR tree-optimization/32582
424 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
426 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
428 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
429 functions can be used as constant.
431 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
433 PR rtl-optimization/34035
434 * cse.c (cse_cfg_altered): New global variable.
435 (cse_jumps_altered): Make boolean.
436 (recorded_label_ref): Likewise.
437 (cse_insn): Adjust for above changes.
438 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
439 if dead edges have been purged.
440 (cse_main): Change return value specification and adjust code.
441 (rest_of_handle_cse): Adjust for above change.
442 (rest_of_handle_cse2): Likewise.
443 * gcse.c (rest_of_handle_gcse): Likewise.
445 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
446 Michael Meissner <michael.meissner@amd.com>
448 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
449 get the appropriate suffix for the coms* instruction.
450 (sse5_pcmov_<mode>): Restrict operands of pcmov
451 for scalar case to be only xmm registers and not memory.
453 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
454 constraints to follow the mnemonics for the pcmov instruction
456 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
459 * config/mips/mips.c (mips_return_fpr_single): New function.
460 (mips_function_value): Use it when returning single-field
462 (mips_expand_call): Handle the PARALLELs created by
463 mips_return_fpr_single.
465 2007-11-12 Richard Guenther <rguenther@suse.de>
468 * fold-const.c (fold_binary): If testing for non-negative
469 operands with tree_expr_nonnegative_warnv_p make sure to
470 use op0 which has all (sign) conversions retained.
472 2007-11-12 Richard Guenther <rguenther@suse.de>
475 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
476 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
478 2007-11-12 Ira Rosen <irar@il.ibm.com>
480 PR tree-optimization/33953
481 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
482 allocate vec_oprnds1 according to the number of created vector
483 statements. In case of shift with scalar argument, store scalar operand
484 for every vector statement to be created for the SLP node. Fix a
487 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
489 * gcse.c (CUID_INSN): Remove.
491 (alloc_gcse_mem): Don't allocate cuid_insn.
492 (free_gcse_mem): Don't free cuid_insn.
494 2007-11-10 Jakub Jelinek <jakub@redhat.com>
497 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
501 * tree-inline.h (copy_body_data): Add regimplify field.
502 * tree-inline.c (copy_body_r): Set id->regimplify to true
503 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
505 (copy_bb): Clear id->regimplify before walk_tree, if it is
506 set afterwards, regimplify the whole statement.
508 PR tree-optimization/33680
509 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
510 if the added cast involves variable length types.
512 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
513 Maxim Kuvyrkov <maxim@codesourcery.com>
515 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
516 instead of TRUE_BARRIER for jumps. Add register dependencies
517 even when reg_pending_barrier is set.
519 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
521 * haifa-sched.c (haifa_classify_insn): Rename to ...
522 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
523 handle PARALLELs by recursing. Use it ...
524 (haifa_classify_insn): ... here. Reimplement.
526 2007-11-09 Richard Guenther <rguenther@suse.de>
528 * bitmap.h (bitmap_single_bit_set_p): Declare.
529 * bitmap.c (bitmap_single_bit_set_p): New function.
530 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
531 (maybe_create_global_var): Use bitmap_empty_p.
533 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
534 Jakub Jelinek <jakub@redhat.com>
536 PR rtl-optimization/34012
537 * fwprop.c (try_fwprop_subst): Do not replace if the new
538 SET_SRC has a higher cost than the old one.
540 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
542 PR rtl-optimization/33732
543 * reload.c (push_reload): Check that the REG_DEAD note was referring
544 to a hardreg or to a pseudo that has been assigned exactly one hardreg
545 before considering it in order to select the reload register.
546 (combine_reloads): Likewise.
547 (find_dummy_reload): Likewise.
549 2007-11-09 Richard Guenther <rguenther@suse.de>
551 * tree-flow.h (struct ptr_info_def): Make escape_mask a
553 (struct ptr_info_def): Likewise.
554 (enum escape_type): Also use bit zero.
556 2007-11-09 Richard Guenther <rguenther@suse.de>
558 PR tree-optimization/33604
559 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
560 Disregard changes in CV qualifiers of pointed to types for
561 forward propagating ADDR_EXPRs.
562 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
565 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
567 * dse.c (find_shift_sequence): Always choose an integer mode for
569 (replace_read): Require both the read and store mode to be
570 integer ones. Remove a then-redundant FLOAT_P check.
572 2007-11-08 Richard Guenther <rguenther@suse.de>
574 * tree-dfa.c (remove_referenced_var): If removing a
575 variable which has subvars, also remove those from
576 the referenced vars. Do not create a variable annotation.
578 2007-11-08 Bob Wilson <bob.wilson@acm.org>
580 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
581 argument for gen_entry calls.
582 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
583 (entry): Use the new attribute value. Remove unused first operand.
585 2007-11-08 Tom Tromey <tromey@redhat.com>
587 * c-parser.c (c_parser_translation_unit): Use location in error.
588 (c_parser_external_declaration): Likewise.
589 (c_parser_declaration_or_fndef): Likewise.
590 (c_parser_enum_specifier): Likewise.
591 (c_parser_struct_or_union_specifier): Likewise.
592 (c_parser_struct_declaration): Likewise.
593 (c_parser_typeof_specifier): Likewise.
594 (c_parser_parms_list_declarator): Likewise.
595 (c_parser_asm_string_literal): Likewise.
596 (c_parser_braced_init): Likewise.
597 (c_parser_initelt): Likewise.
598 (c_parser_compound_statement_nostart): Likewise.
599 (c_parser_statement_after_labels): Likewise.
600 (c_parser_do_statement): Likewise.
601 (c_parser_asm_statement): Likewise.
602 (c_parser_conditional_expression): Likewise.
603 (c_parser_unary_expression): Likewise.
604 (c_parser_sizeof_expression): Likewise.
605 (c_parser_postfix_expression): Likewise.
606 (c_parser_postfix_expression_after_paren_type): Likewise.
607 (c_parser_objc_class_instance_variables): Likewise.
608 (c_parser_objc_method_definition): Likewise.
609 (c_parser_objc_methodprotolist): Likewise.
610 (c_parser_pragma): Likewise.
611 (c_parser_omp_clause_num_threads): Likewise.
612 (c_parser_omp_clause_schedule): Likewise.
613 (c_parser_omp_all_clauses): Likewise.
614 (c_parser_omp_sections_scope): Likewise.
615 (c_parser_label): Use location of label, not colon.
617 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
620 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
623 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
626 * ipa-pure-const.c (static_execute): Added code to keep recursive
627 functions from being marked as pure or const.
628 * ipa-utils.c (searchc): Fixed comment.
630 2007-11-08 Tom Tromey <tromey@redhat.com>
632 * common.opt (fshow-column): Default to 0.
633 * configure: Rebuilt.
634 * configure.ac (--enable-mapped-location): Default to 'yes'.
636 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
638 * common.opt: Add pointer to doc/options.texi.
639 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
640 -fipa-reference): Add or correct doc. Sorted options list for -Os
643 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
646 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
647 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
648 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
649 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
650 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
651 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
652 to TARGET_BIG_ENDIAN_DEFAULT.
653 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
654 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
655 to TARGET_BIG_ENDIAN_DEFAULT.
657 2007-11-07 Diego Novillo <dnovillo@google.com>
659 * tree.h (struct tree_struct_field_tag): Move field
661 (struct tree_memory_tag): ... here.
663 2007-11-07 Diego Novillo <dnovillo@google.com>
666 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
667 (SFT_IN_NESTED_STRUCT): Define.
668 * tree-dfa.c (dump_subvars_for): Show offset of each
670 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
671 * tree-ssa-structalias.c (struct variable_info): Likewise.
672 (push_fields_onto_fieldstack): If OFFSET is positive,
673 set in_nested_struct.
674 (create_variable_info_for): Copy setting of
675 in_nested_struct from the field offset object.
676 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
677 variable info object.
678 * tree-ssa-operands.c (add_vars_for_offset): If VAR
679 belongs to a nested structure, adjust OFFSET by
682 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
684 PR rtl-optimization/33737
685 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
686 target block after computing the probabilities of outgoing edges.
687 Cap the frequency to BB_FREQ_MAX.
688 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
689 frequency of the basic block if it has been reused.
691 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
693 PR rtl-optimization/33822
694 * rtl.h (REG_OFFSET): Fix comment.
695 * var-tracking.c (INT_MEM_OFFSET): New macro.
696 (var_mem_set): Use it.
697 (var_mem_delete_and_set): Likewise.
698 (var_mem_delete): Likewise.
699 (same_variable_part_p): Likewise.
700 (vt_get_decl_and_offset): Likewise.
701 (offset_valid_for_tracked_p): New predicate.
702 (count_uses): Do not track locations with invalid offsets.
703 (add_uses): Likewise.
704 (add_stores): Likewise.
706 2007-11-07 Tom Tromey <tromey@redhat.com>
708 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
709 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
711 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
712 Andrey Belevantsev <abel@ispras.ru>
714 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
715 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
716 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
717 Save calculated max_asap in it.
718 (sms_schedule): Calculate maxii using max_asap.
720 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
722 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
723 with -mhard-dfp/-mno-hard-dfp.
725 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
726 Jakub Jelinek <jakub@redhat.com>
729 * haifa-sched.c (check_sched_flags): Remove.
730 (sched_init): Don't call it.
732 2007-11-06 Diego Novillo <dnovillo@google.com>
734 * tree-flow.h (struct fieldoff): Reformat comment.
736 * tree-ssa-operands.c: Tidy top-level comments.
738 (add_vars_for_offset): Tidy parameter formatting..
739 (get_addr_dereference_operands): Likewise.
740 (get_indirect_ref_operands): Likewise.
741 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
742 <OMP_ATOMIC_STORE>: Likewise.
744 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
747 * config/i386/driver-i386.c: Test for __GNUC__ instead of
748 GCC_VERSION which is always defined.
750 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
753 * reload1.c (find_reloads): Also check in_reg when handling a
754 simple move with an input reload and a destination of a hard
757 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
759 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
760 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
761 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
762 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
763 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
764 (m68k_sched_attr_type2): New function.
765 (sched_adjust_cost_state): New static variable.
766 (m68k_sched_adjust_cost): New static function implementing
768 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
769 New static variables.
770 (m68k_sched_variable_issue): New static function implementing
772 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
773 (sched_dump_split_class): New static function.
774 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
776 (sched_dump_dfa_class, m68k_sched_dump): New static function.
777 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
778 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
779 m68k_sched_dfa_post_advance_cycle): New static functions implementing
782 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
783 (CPU_UNITS_QUERY): Define.
785 * config/m68k/cf.md: New file.
786 * config/m68k/m68.md (cf.md): New include.
788 2007-11-06 Tom Tromey <tromey@redhat.com>
790 PR c++/32256, PR c++/32368:
791 * function.c (saved_in_system_header): New global.
792 (push_cfun): Save in_system_header.
793 (pop_cfun): Restore in_system_header.
794 (push_struct_function): Save in_system_header.
796 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
800 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
801 (complete_array_type): Set canonical type appropriately.
802 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
803 C and C++ front ends now have different versions of this function,
804 because the C++ version needs to maintain canonical types here.
806 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
808 * tree-parloops.c (reduction_info): Remove reduction_init field.
809 (initialize_reductions): Remove creation of the reduction_init variable.
810 (struct data_arg): Remove.
811 (add_field_for_reduction, create_stores_for_reduction): New functions.
812 (add_field_for_name): Remove reduction handling.
813 (separate_decls_in_loop): Call add_field_for_reduction,
814 create_stores_for_reduction.
816 2007-11-06 Jakub Jelinek <jakub@redhat.com>
818 PR tree-optimization/33458
819 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
820 !is_gimple_val PHI argument, gimplify it and insert it on edge.
822 PR tree-optimization/33993
823 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
824 rather than build_constructor_from_list if all list values are
826 (get_initial_def_for_induction): Use build_vector instead of
827 build_constructor_from_list.
829 2007-11-05 Mark Mitchell <mark@codesourcery.com>
832 * tree.h (DECL_INIT_PRIORITY): Do not require
833 DECL_HAS_INIT_PRIORITY_P.
834 (DECL_FINI_PRIORITY): Likewise.
835 * tree.c (decl_init_priority_lookup): Remove assert.
836 (decl_fini_priority_insert): Likewise.
837 * cgraphunit.c (static_ctors): Make it a VEC.
838 (static_dtors): Likewise.
839 (record_cdtor_fn): Adjust accordingly.
840 (build_cdtor): Generate multiple functions for each initialization
842 (compare_ctor): New function.
843 (compare_dtor): Likewise.
844 (cgraph_build_cdtor_fns): Sort the functions by priority before
846 (cgraph_build_static_cdtor): Put the priority in the function's
849 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
852 * common.opt: Add shared and pie.
854 2007-11-05 Bob Wilson <bob.wilson@acm.org>
856 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
857 replace references to virtual_stack_vars_rtx in goto_handler.
859 2007-11-05 Paul Brook <paul@codesourcery.com>
861 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
862 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
863 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
864 arm_lang_output_object_attributes_hook.
865 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
866 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
867 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
869 * config/arm/t-arm.c (arm.o): New rule.
870 * config/arm/arm-c.c: New file.
872 2007-11-05 Nick Clifton <nickc@redhat.com>
873 Sebastian Pop <sebastian.pop@amd.com>
875 PR tree-optimization/32540
876 PR tree-optimization/33922
877 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
878 * tree-ssa-pre.c: Include params.h.
879 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
880 to limit the maximum length of the PA set for a given block.
881 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
882 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
884 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
886 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
887 __fixunssfDI): Make return type unsigned.
888 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
889 __fixunssfDI): Make return type unsigned.
891 2007-11-05 Jakub Jelinek <jakub@redhat.com>
893 PR tree-optimization/33856
894 * tree-data-ref.c (get_references_in_stmt): Don't add
895 REFERENCE_CLASS_P trees to references vector if get_base_address
896 returns NULL on them.
898 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
900 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
902 2007-11-04 Andrew Pinski <pinskia@gmail.com>
905 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
906 for TRUTH_NOT_EXPR to type.
908 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
910 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
912 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
915 * dwarf2out.c (add_calling_convention_attribute): Change
916 second argument. Set calling convention to DW_CC_program for
917 Fortran main program.
918 (gen_subprogram_die): Adjust to new prototype for
919 add_calling_convention_attribute.
921 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
923 PR tree-optimization/33987
924 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
926 (vectorizable_reduction): Add type check.
928 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
931 * c-parser.c (c_parser_statement_after_labels): Error if a
932 declaration is parsed after a label.
934 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
937 * reorg.c (emit_delay_sequence): Do not clear the locator on
938 the jump instruction.
940 2007-11-03 Jakub Jelinek <jakub@redhat.com>
943 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
944 current sched region.
946 2007-11-02 Jakub Jelinek <jakub@redhat.com>
948 * config/ia64/ia64.c (struct reg_write_state): Change into
949 unsigned short bitfields rather than unsigned int, decrease
950 first_pred to just 10 bits.
951 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
953 (rws_insn_set, rws_insn_test): New functions.
954 (in_safe_group_barrier): New variable.
955 (rws_update): Remove first argument, always set rws_sum array.
956 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
957 or update rws_sum if !in_safe_group_barrier, adjust rws_update
959 (rtx_needs_barrier): Use rws_insn_test macro.
960 (safe_group_barrier_needed): Don't save/restore rws_sum array,
961 instead set/clear in_safe_group_barrier flag.
963 2007-11-02 Bob Wilson <bob.wilson@acm.org>
965 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
966 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
967 pointer or frame pointer.
968 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
969 (MUST_USE_SJLJ_EXCEPTIONS): Define.
970 (DWARF2_UNWIND_INFO): Define.
971 (INCOMING_RETURN_ADDR_RTX): Define.
972 (DWARF_FRAME_RETURN_COLUMN): Define.
974 2007-11-02 Tom Tromey <tromey@redhat.com>
976 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
979 2007-11-02 Diego Novillo <dnovillo@google.com>
981 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
982 argument from function pointer ANALYZE_EXPR. Update all
984 * cgraph.c (debug_cgraph_node): New.
987 2007-11-02 Jakub Jelinek <jakub@redhat.com>
989 PR rtl-optimization/33648
990 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
991 the newly created basic block.
993 2007-11-01 Richard Guenther <rguenther@suse.de>
995 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
997 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
999 PR rtl-optimization/33828
1000 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
1001 of VBEIN and VBEOUT.
1003 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1005 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
1006 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
1007 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
1009 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
1011 * gcc.c (getenv_spec_function): Escape the environment variable's
1014 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1016 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
1017 show that CSE means common subexpression elimination. Change wording
1018 for -fsee and define LCM. Remove capitalization of optimizations
1019 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
1021 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1024 * doc/sourcebuild.texi (Test Directives): Document that xfail
1025 has no effect for dg-do except when dg-do-what is "run".
1027 2007-11-01 Tom Tromey <tromey@redhat.com>
1029 * c-decl.c (grokdeclarator): Set decl source locations.
1030 * c-parser.c (c_parser_enum_specifier): Set location.
1031 (c_parser_struct_or_union_specifier): Likewise.
1033 2007-11-01 Tom Tromey <tromey@redhat.com>
1035 * print-tree.c (print_node): Print column number.
1037 2007-11-01 Jakub Jelinek <jakub@redhat.com>
1040 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
1041 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
1042 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
1044 PR rtl-optimization/33673
1045 * gcse.c (cprop_jump): If a conditional jump has been optimized
1046 into unconditional jump, make the remaining normal edge fallthru
1047 and delete the jump insn.
1049 2007-11-01 Ben Elliston <bje@au.ibm.com>
1051 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
1052 (set_mem_attrs_from_reg): Likewise.
1054 2007-11-01 Michael Matz <matz@suse.de>
1056 PR tree-optimization/33961
1057 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
1058 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
1059 (add_or_mark_expr): New argument 'store', using it to search
1061 (nt_init_block): Adjust calls to add_or_mark_expr.
1063 2007-10-31 Jakub Jelinek <jakub@redhat.com>
1066 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
1067 for the first push_operand.
1069 2007-10-31 Revital Eres <eres@il.ibm.com>
1071 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
1072 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
1073 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
1074 movmisalignv2sf, vcondv2sf): New.
1075 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
1076 UNSPEC_EXTODD_V2SF): Define new constants.
1077 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
1078 paired_emit_vector_cond_expr): New.
1079 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
1080 * config/rs6000/rs6000.c (paired_expand_vector_move,
1081 paired_emit_vector_cond_expr, paired_emit_vector_compare):
1083 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
1085 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
1087 PR tree-optimization/32377
1088 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
1089 work also for unknown number of iterations.
1090 (analyze_subscript_affine_affine): Clean up. Don't fail when the
1091 number of iterations is not known.
1093 2007-10-31 Richard Guenther <rguenther@suse.de>
1096 * fold-const.c (extract_muldiv_1): Make sure to not introduce
1097 new undefined integer overflow.
1098 (fold_binary): Avoid useless conversion.
1100 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
1103 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
1106 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
1108 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
1110 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
1111 with -mhard-dfp/-mno-hard-dfp.
1112 * config/s390/s390.opt: Likewise.
1113 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
1116 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1118 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
1120 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1122 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
1123 optimization options.
1124 (Optimize Options): Add -fdce and -fdse to the list of optimizations
1125 enabled by -O. Document -fdce and -fdse.
1127 2007-10-30 Jakub Jelinek <jakub@redhat.com>
1130 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
1131 convert second operand of COMPOUND_EXPR to the original type of
1134 2007-10-30 Richard Guenther <rguenther@suse.de>
1136 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
1137 of loop adding SFTs as virtual operands.
1139 2007-10-30 Richard Guenther <rguenther@suse.de>
1141 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
1143 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
1145 PR tree-optimization/32893
1146 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
1147 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
1149 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
1151 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
1153 (sub_ddmmss): Likewise.
1154 (umul_ppmm): Likewise.
1155 (udiv_qrnnd): Likewise.
1157 2007-10-29 Janis Johnson <janis187@us.ibm.com>
1160 * doc/sourcebuild.texi (Test Directives): Document that dg-require
1161 directives must come before dg-additional-sources.
1163 2007-10-29 Jakub Jelinek <jakub@redhat.com>
1165 PR tree-optimization/33723
1166 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
1167 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
1169 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
1171 PR tree-optimization/33614
1172 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
1173 if they can't be reduced to VECTOR_CSTs and aren't legitimate
1174 initializer constants.
1176 2007-10-29 Richard Guenther <rguenther@suse.de>
1178 PR tree-optimization/33870
1179 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
1180 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
1183 2007-10-29 Richard Guenther <rguenther@suse.de>
1185 * passes.c (init_optimization_passes): Exchange store_copy_prop
1187 * tree-pass.h (pass_store_copy_prop): Remove.
1188 * tree-ssa-copy.c (do_store_copy_prop): Remove.
1189 (stmt_may_generate-copy): Do not handle store_copy_prop.
1190 (get_copy_of_val): Likewise.
1191 (set_copy_of_val): Likewise.
1192 (copy_prop_visit_assignment): Likewise.
1193 (copy_prop_visit_stmt): Likewise.
1194 (copy_prop_visit_phi_node): Likewise.
1195 (init_copy_prop): Likewise.
1196 (execute_copy_prop): Likewise.
1197 (do_copy_prop): Remove.
1198 (gate_store_copy_prop): Likewise.
1199 (store_copy_prop): Likewise.
1200 (pass_store_copy_prop): Likewise.
1201 (pass_copy_prop): Call execute_copy_prop.
1202 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
1203 * common.opt (ftree-store-copy-prop): Mark obsolete.
1204 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
1206 2007-10-29 Ian Lance Taylor <iant@google.com>
1208 * ifcvt.c (noce_can_store_speculate_p): New static function.
1209 (noce_process_if_block): Call it.
1210 (if_convert): Remove recompute_dominance parameter. Change all
1213 2007-10-29 Richard Guenther <rguenther@suse.de>
1215 * tree-flow-inline.h (get_subvar_at): Use binary search.
1216 (get_first_overlapping_subvar): New function to binary search
1217 for the first overlapping subvar.
1218 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
1219 just handle adding subvars for a pointed-to subvar. Optimize
1220 and use get_first_overlapping_subvar.
1221 (add_vars_for_bitmap): Fold into single caller.
1222 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
1223 and non pointed-to bits of add_vars_for_offset.
1225 2007-10-29 Revital Eres <eres@il.ibm.com>
1227 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
1229 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
1230 Zdenek Dvorak <ook@ucw.cz>
1233 reduction support for automatic parallelization.
1235 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
1237 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
1238 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
1239 and OMP_ATOMIC_STORE.
1240 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1241 * gimple-low.c (lower_stmt): Same.
1242 * gimplify.c (gimplify_expr): Same.
1243 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
1244 gimplify_omp_atomic_mutex): Remove.
1245 (gimplify_omp_atomic): Change it to simply gimplify the
1246 statement instead of expanding it.
1247 * omp-low.c: Add includes to optabs.h, cfgloop.h.
1248 (expand_omp_atomic, expand_omp_atomic_pipeline,
1249 goa_stabilize_expr, expand_omp_atomic_mutex,
1250 expand_omp_atomic_fetch_op): New functions to implement
1251 expansion of OMP_ATOMIC.
1252 (expand_omp, build_omp_regions_1): Add support for
1253 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
1254 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
1256 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
1258 * tree-parloops.c: add include to tree-vectorizer.h.
1259 (reduction_info): New structure for reduction.
1260 (reduction_list): New list to represent list of reductions per loop.
1261 (struct data_arg): New helper structure for reduction.
1262 (reduction_info_hash, reduction_info_eq, reduction_phi,
1263 initialize_reductions, create_call_for_reduction,
1264 create_phi_for_local_result, create_call_for_reduction_1,
1265 create_loads_for_reductions, create_final_loads_for_reduction):
1267 (loop_parallel_p): Identify reductions, add reduction_list parameter.
1268 (separate_decls_in_loop_name): Support reduction variables.
1269 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
1270 call create_loads_for_reduction for each reduction.
1271 (canonicalize_loop_ivs): Identify reductions, add reduction_list
1273 (transform_to_exit_first_loop): Add reduction support, add
1274 reduction_list parameter.
1275 (gen_parallel_loop): Add reduction_list parameter. Add call
1276 separate_decls_in_loop with
1277 the new argument. Traverse reductions and call
1278 initialize_reductions, create_call_for_reduction.
1279 (parallelize_loops): Create and delete the reduction list.
1280 (add_field_for_name): Change use of data parameter. Add fields for
1282 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
1283 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
1284 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1285 * tree-inline.c (estimate_num_insns_1): add cases for
1286 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1287 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1288 * tree-ssa-operands.c (get_addr_dereference_operands):
1289 New function. Subroutine of get_indirect_ref_operands.
1290 (get_indirect_ref_operands): Call get_addr_dereference_operands.
1291 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1294 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
1296 * config/cris/cris.c: Include df.h.
1297 (cris_address_cost): Add gcc_assert for canonicalization
1298 assumptions. For PLUS with MULT or register, correct
1299 test for register in other arm. Tweak comments.
1301 2007-10-28 Richard Guenther <rguenther@suse.de>
1303 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
1304 telling if the var is to be treated as points-to location.
1305 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
1306 (add_virtual_operand): Only recurse into MPTs if aliases
1309 2007-10-28 Richard Guenther <rguenther@suse.de>
1311 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
1312 (add_vars_for_bitmap): Do not recurse further. Only add vars
1313 for pointed-to SFTs.
1314 (add_virtual_operand): Re-instantiate loop to add operands for
1315 aliases. Recurse into MPTs.
1316 (get_indirect_ref_operands): If we fall back to use a pointers
1317 SMT, make sure to not prune based on the access offset and size.
1319 2007-10-28 Andrew Pinski <pinskia@gmail.com>
1322 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
1323 the eh information on the statement.
1325 2007-10-28 Richard Guenther <rguenther@suse.de>
1327 * tree-flow.h (subvar_t): Make it a VEC.
1328 (struct subvar): Remove.
1329 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
1330 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
1332 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1333 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
1334 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
1335 (set_initial_properties): Likewise.
1336 (setup_pointers_and_addressables): Likewise.
1337 (new_type_alias): Likewise.
1338 (create_overlap_variables_for): Likewise.
1339 * tree-dfa.c (dump_subvars_for): Likewise.
1340 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
1341 (get_expr_operands): Likewise.
1342 (add_to_addressable_set): Likewise.
1343 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1345 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
1347 PR tree-optimization/33920
1348 * tree-if-conv.c (tree_if_conversion): Force predicate of single
1349 successor bb to true when predecessor bb has NULL predicate.
1350 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
1352 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1354 * config/mips/mips.md: Add combiner patterns for DImode extensions
1355 of HImode and QImode truncations. Reformat HImode <- QImode pattern
1358 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1361 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
1363 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1365 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
1366 LIBCALL notes if they are about to be moved to the same insn.
1368 2007-10-27 Richard Guenther <rguenther@suse.de>
1370 PR tree-optimization/33870
1371 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
1372 duplication. Remove redundant call to access_can_touch_variable.
1373 (add_vars_for_bitmap): New helper for recursing over MPT contents.
1374 (add_virtual_operand): Use it.
1376 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1379 * pa.h (ASM_PN_FORMAT): Delete define.
1381 2007-10-26 Janis Johnson <janis187@us.ibm.com>
1383 * doc/invoke.texi (Option Summary, optimizations): Remove
1384 -fbounds-check. Add -fassociative-math, -freciprocal-math,
1385 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
1386 -fsplit-wide-types to match later entry. Break up a long line.
1387 (Option Summary, code gen options) Add -fno-stack-limit. Add
1388 missing @gol to the end of a line.
1389 (Optimization Options): Remove -fbounds-check, which is also
1390 documented under Code Generation Options. Remove =n from
1391 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
1392 to -fcprop-registers to match other options, and say when it is
1393 enabled rather than disabled. Remove extra index entry for
1394 -fno-cx-limited-range. Add index entries for -fstack-protector
1395 and -fstack-protector-all.
1396 (Code Gen Options): Add index entry for -ftls-model.
1398 2007-10-26 Anatoly Sokolov <aesok@post.ru>
1400 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
1401 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
1402 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
1403 expand_epilogue, output_movhi): Don't handle 'main' function.
1404 (avr_attribute_table): Add 'OS_task' function attribute.
1405 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
1407 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
1408 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
1410 * config/avr/avr.opt (minit-stack): Remove.
1412 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
1414 * tree-nested.c (get_trampoline_type): Fix thinko.
1416 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
1419 * tree.c (build_offset_type): Build canonical type based on the
1420 TYPE_MAIN_VARIANT of the base type.
1422 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
1424 * reorg.c (emit_delay_sequence): Move insn locator from the
1425 first insn to the sequence.
1427 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
1429 * ipa-pure-const.c (check_decl): Return immediately when
1430 pure_const_state has been set to IPA_NEITHER.
1432 2007-10-25 Ira Rosen <irar@il.ibm.com>
1434 PR tree-optimization/33833
1435 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
1436 and convert init to sizetype in inner_base construction.
1438 2007-10-25 Richard Guenther <rguenther@suse.de>
1440 * tree-flow.h (mem_sym_stats): Remove.
1441 (dump_mem_sym_stats_for_var): Declare.
1442 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
1443 (mem_sym_stats): Move ...
1444 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
1445 (mem_sym_score): Rename from ...
1446 (pscore): ... this. Remove.
1447 (dump_mem_sym_stats_for_var): New function. Dump the score, but
1448 not the frequencies.
1449 (compare_mp_info_entries): Make sort stable by disambiguating
1452 2007-10-25 Ira Rosen <irar@il.ibm.com>
1454 PR tree-optimization/33866
1455 * tree-vect-transform.c (vectorizable_store): Check operands of all
1456 the stmts in the group of strided accesses. Get def stmt type for each
1457 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
1459 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
1461 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
1462 (Yt): Rename register constraint to Y2.
1463 * config/i386/sse.md: Use renamed register constraints.
1464 * config/i386/mmx.md: Ditto.
1465 * config/i386/i386.md: Ditto.
1467 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
1469 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
1471 2007-10-24 Chao-ying Fu <fu@mips.com>
1473 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
1474 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
1476 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1477 Olga Golovanevsky <olga@il.ibm.com>
1479 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
1480 the compiler that wr.wrap and wr.domain are initialized in
1483 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1485 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
1486 to print gcov_type values.
1488 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
1490 * config/avr/avr.h: Do not include progmem_section definition when
1491 building with IN_TARGET_LIBS.
1493 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1496 * config/mips/mips.c (mips_lo_sum_offset): New structure.
1497 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
1498 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
1499 (mips_orphaned_high_part_p: New functions.
1500 (mips_avoid_hazard): Don't check INSN_P here.
1501 (mips_avoid_hazards): Rename to...
1502 (mips_reorg_process_insns): ...this. Cope with
1503 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
1504 or turn them into nops.
1505 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
1506 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
1507 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
1508 (mips_override_options): Set flag_delayed_branch to 0.
1510 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1512 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
1513 MIPS-specific implementation details.
1514 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
1515 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
1516 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
1517 for targets with movmemsi.
1518 (MOVE_BY_PIECES_P): Define.
1519 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
1520 (mips_block_move_loop): Add a bytes_per_iter argument.
1521 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
1522 Update call to mips_block_move_loop.
1524 2007-10-24 Michael Matz <matz@suse.de>
1527 * var-tracking.c (variable_union): Don't break after one loop
1528 iteration but only when a difference is found.
1529 (dump_variable): Also print DECL_UID.
1531 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1533 * ipa-type-escape.h: Expose function
1534 is_array_access_through_pointer_and_index.
1536 (is_array_access_through_pointer_and_index):
1537 Add three new parameters. Add support of
1538 POINTER_PLUS_EXPR tree code.
1540 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1542 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
1543 * tree-pass.h: Add pass_ipa_struct_reorg.
1544 * common.opt: Add ipa-struct-reorg flag.
1545 * Makefile.in: Add ipa-strcut-reorg.o compilation.
1546 * passes.c: Add pass pass_ipa_struct_reorg.
1547 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
1548 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
1550 2007-10-24 Ira Rosen <irar@il.ibm.com>
1552 PR tree-optimization/33804
1553 * tree-vect-transform.c (vectorizable_operation): Remove the
1554 checks that the vectorization is worthwhile from the transformation
1557 2007-10-24 Ira Rosen <irar@il.ibm.com>
1559 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
1560 vectype cannot be determined for the scalar type.
1561 (vect_analyze_slp_instance): Likewise.
1562 * tree-vect-transform.c (vect_model_reduction_cost): Change the
1563 return type to bool. Return false if vectype cannot be determined
1564 for the scalar type.
1565 (vect_get_constant_vectors): Return false if vectype cannot be
1566 determined for the scalar type.
1567 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
1568 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
1569 vectorizable_reduction): Likewise.
1571 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
1573 * config.gcc: For a FreeBSD target, parse the value of ${target}
1574 to determine the value of FBSD_MAJOR, instead of adding an
1575 explicit check for every possible FreeBSD major version.
1577 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
1579 PR rtl-optimization/33846
1580 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
1582 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
1584 PR tree-optimization/33860
1585 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
1586 interleaved accesses in case the dr is inside the inner-loop during
1587 outer-loop vectorization.
1589 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1591 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
1592 Document MEM_POINTER. Replace mentions of "integrated"
1593 field with "return_val". Delete outdated stuff.
1595 2007-10-23 David Edelsohn <edelsohn@gnu.org>
1597 * config/rs6000/rs6000.c (rs6000_override_options): Set
1598 rs6000_altivec_abi on AIX.
1599 (conditional_register_usage): Set VR20:31 fixed on AIX.
1601 2007-10-23 Richard Guenther <rguenther@suse.de>
1603 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
1606 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
1607 David S. Miller <davem@davemloft.net>
1609 * df-scan.c (df_get_call_refs): Mark global registers as both a
1610 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
1612 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
1614 PR tree-optimization/33834
1615 PR tree-optimization/33835
1616 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
1617 stmts need to be checked for success seperately.
1618 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
1619 Remove the check that stmt is not LIVE.
1620 (vectorizable_assignment, vectorizable_induction): Likewise.
1621 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1622 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
1624 (vectorizable_live_operation): Check that op is not NULL.
1626 2007-10-22 Janis Johnson <janis187@us.ibm.com>
1628 * doc/invoke.texi (Optimization Options): In the summary, show
1629 that the value for options -falign-jumps, -falign-labels,
1630 -falign-loops, -falign-functions, -fsched-stalled-insns, and
1631 -fsched-stalled-insns-dep is optional. In the summary, show that
1632 -fsched-stalled-insns takes an optional argument and that
1633 -fparallelize-loops takes an argument. Add opindex for several
1634 optimization options, and fix typos in the opindex commands for
1635 several others. In the descriptions for -fsched-stalled-insns
1636 and -fsched-stalled-insns-dep, show the options with and without
1639 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
1641 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
1643 * config/avr/avr.h (LINK_SPEC): Likewise.
1644 (CRT_BINUTILS_SPECS): Likewsie.
1645 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1647 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1649 PR rtl-optimization/33644
1650 * cfgcleanup.c: Do not include dce.h.
1651 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
1652 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
1653 * dce.c (something_changed): Delete.
1654 (libcall_dead_p): New predicate.
1655 (delete_unmarked_insns): Use it to delete dead libcalls.
1656 Deal with REG_LIBCALL and REG_RETVAL notes.
1657 (prescan_libcall_for_dce): New function.
1658 (prescan_insns_for_dce): Use it to deal with libcalls.
1659 (mark_reg_dependencies): Do nothing special for libcalls.
1660 (dce_process_block): Likewise.
1661 (fast_dce): Delete unused local variable.
1662 (run_fast_dce): Do not return a value.
1663 * dce.h (struct df): Delete.
1664 (run_fast_dce): Adjust prototype.
1665 * optabs.c (libcall_id): Delete.
1666 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
1667 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
1668 * reload1.c (reload): Delete REG_LIBCALL_ID case.
1669 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
1670 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
1671 notes instead of REG_LIBCALL_ID notes.
1672 * reg-notes.def (LIBCALL_ID): Delete.
1673 * Makefile.in (see.o): Add dce.h dependency.
1674 (cfgcleanup.o): Remove dce.h dependency.
1676 2007-10-22 Michael Matz <matz@suse.de>
1678 PR tree-optimization/33855
1679 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
1682 2007-10-22 Ira Rosen <irar@il.ibm.com>
1684 PR tree-optimization/33854
1685 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1686 FLOAT_EXPR to the list of promotion operations.
1688 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1692 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
1693 (print_reg): Print register prefix only with AT&T asm syntax.
1694 Support pc_rtx for RIP register.
1695 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
1696 relative addressing. Always print segment register prefix with AT&T
1697 asm syntax and never with Intel asm syntax.
1698 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
1699 Fix prefix for 16-byte XFmode operands.
1700 (output_addr_const_extra): Support Intel asm syntax.
1701 (x86_file_start): Don't use register prefix with Intel asm syntax.
1702 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
1703 ("return_internal_long"): Fix Intel asm syntax output.
1704 ("set_got_rex64"): Support Intel asm syntax.
1705 ("set_rip_rex64"): Likewise.
1706 ("set_got_offset_rex64"): Likewise.
1707 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
1709 ("*tls_global_dynamic_64"): Likewise.
1710 ("*tls_local_dynamic_base_64"): Likewise.
1711 ("*load_tp_si")("*load_tp_di"): Likewise.
1712 ("*add_tp_si")("*add_tp_di"): Likewise.
1713 ("*tls_dynamic_lea_64"): Likewise.
1714 ("*sibcall_value_1_rex64_v"): Likewise.
1715 ("stack_tls_protect_set_si"): Likewise.
1716 ("stack_tls_protect_set_di"): Likewise.
1717 ("stack_tls_protect_test_si"): Likewise.
1718 ("stack_tls_protect_test_di"): Likewise.
1719 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
1721 ("*movv2sf_internal_rex64"): Likewise.
1722 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
1723 (__get_cpuid_max): Likewise.
1725 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1727 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
1728 the STRICT_P argument type "bool" rather than "int".
1729 (mips_legitimate_address_p): Likewise.
1730 (fp_register_operand, lo_operand): Delete.
1731 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1732 (mips_emit_scc): Rename to...
1733 (mips_expand_scc): ...this.
1734 (gen_conditional_branch): Rename to...
1735 (mips_expand_conditional_branch): ...this.
1736 (gen_conditional_move): Rename to...
1737 (mips_expand_conditional_move): ...this.
1738 (mips_gen_conditional_trap): Rename to...
1739 (mips_expand_conditional_trap): ...this and take an rtx code instead
1740 of an operands array.
1741 (mips_expand_call): Give the SIBCALL_P argument type "bool"
1743 (mips_emit_fcc_reload): Rename to...
1744 (mips_expand_fcc_reload): ...this.
1745 (init_cumulative_args): Rename to...
1746 (mips_init_cumulative_args): ...this and remove the libname argument.
1747 (function_arg_advance): Rename to...
1748 (mips_function_arg_advance): ...this.
1749 (function_arg): Rename to...
1750 (mips_function_arg): ...this and use "rtx" instead of
1752 (function_arg_boundary): Rename to...
1753 (mips_function_arg_boundary): ...this.
1754 (mips_expand_unaligned_load): Rename to...
1755 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1756 and BITPOS arguments type "HOST_WIDE_INT".
1757 (mips_expand_unaligned_store): Rename to...
1758 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1759 and BITPOS arguments type "HOST_WIDE_INT".
1760 (override_options): Rename to...
1761 (mips_override_options): ...this.
1762 (print_operand): Rename to...
1763 (mips_print_operand): ...this.
1764 (print_operand_address): Rename to...
1765 (mips_print_operand_address): ...this.
1766 (mips_output_ascii): Remove the PREFIX argument.
1767 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1769 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1770 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
1771 of "struct rtx_def *".
1772 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1774 (build_mips16_call_stub): Delete.
1775 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1776 (mips_use_ins_ext_p): Give the second and third arguments type
1777 "HOST_WIDE_INT" rather than "rtx".
1778 * config/mips/mips.h: Update after the above changes. Tweak comments
1780 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
1781 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1782 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1783 element type from "char" to "bool".
1784 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
1785 (mips_cpu_info_table): Delete.
1786 * config/mips/mips.md: Update after the above changes. Tweak some
1788 * config/mips/mips-ps-3d.md: Likewise.
1789 * config/mips/mips.c: Tweak comments and formatting.
1790 Use NULL-like macros rather than 0 in various places.
1791 (mips_section_threshold): Rename to...
1792 (mips_small_data_threshold): ...this and give it an unsigned type.
1793 (num_source_filenames): Remove explicit initialization.
1794 (sdb_label_count): Likewise.
1795 (sym_lineno): Delete.
1796 (set_noat): Make static.
1797 (mips_branch_likely): Likewise, and give it type "bool".
1798 (mips_isa_info): Rename to...
1799 (mips_isa_option_info): ...this.
1800 (mips_flag_delayed_branch): Rename to...
1801 (mips_base_delayed_branch): ...this.
1802 (mips_split_addresses): Delete.
1803 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1804 element type from "char" to "bool".
1805 (mips_regno_to_class): Add an explicit array size.
1806 (mips16_flipper): Change from type "int" to type "bool".
1807 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
1808 (mips_tls_operand_p): Rename to...
1809 (mips_tls_symbol_p): ...this.
1810 (mips_global_symbol_p): Remove redundant "const".
1811 (mips_offset_within_alignment_p): Simplify.
1812 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
1813 to STRICT_P and give it type bool.
1814 (mips_valid_base_register_p): Likewise.
1815 (mips_classify_address): Likewise.
1816 (mips_legitimate_address_p): Likewise.
1817 (mips16_unextended_reference_p): Take the offset as an
1818 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
1819 (mips_const_insns): Use IN_RANGE.
1820 (mips_force_temporary): Remove an unnecessary copy_rtx.
1821 (mips16_gp_pseudo_reg): Simplify.
1822 (mips_split_symbol): Remove an unnecessary copy_rtx.
1823 (mips_legitimize_tls_address): Only create registers if we need them.
1824 (mips_legitimize_address): Use mips_split_plus.
1825 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
1826 variable COST to NUM_OPS.
1827 (mips_legitimize_move): Use gen_lowpart.
1828 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
1829 (m16_check_op): Use IN_RANGE.
1830 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1831 (mips_split_doubleword_move): Pass booleans to mips_subword.
1832 (mips_output_move): Store the mode in a local variable.
1833 Explicitly assert that this function does not deal with
1834 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
1835 cases more consistent.
1836 (mips_relational_operand_ok_p): Rename to...
1837 (mips_int_order_operand_ok_p): ...this.
1838 (mips_canonicalize_comparison): Rename to...
1839 (mips_canonicalize_int_order_test): ...this.
1840 (mips_emit_int_relational): Rename to...
1841 (mips_emit_int_order_test): ...this. Store the mode in a local
1843 (mips_reverse_fp_cond_p): Rename to...
1844 (mips_reversed_fp_cond): ...this.
1845 (mips_emit_compare): Make the order of the statements more consistent.
1846 (mips_emit_scc): Rename to...
1847 (mips_expand_scc): ...this.
1848 (gen_conditional_branch): Rename to...
1849 (mips_expand_conditional_branch): ...this.
1850 (gen_conditional_move): Rename to...
1851 (mips_expand_conditional_move): ...this. Build the condition
1852 separately from the main pattern.
1853 (mips_gen_conditional_trap): Rename to...
1854 (mips_expand_conditional_trap): ...this and take an rtx code instead
1855 of an operands array. Simplify.
1856 (init_cumulative_args): Rename to...
1857 (mips_init_cumulative_args): ...this. Use memset rather than a
1858 copy from a zeroed static. Use prototype_p and stdarg_p.
1859 (mips_arg_info): Rename to...
1860 (mips_get_arg_info): ...this and put the INFO argument first.
1861 (function_arg): Rename to...
1862 (mips_function_arg): ...this and use "rtx" instead of
1863 "struct rtx_def *". Only split structures into chunks if
1864 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
1865 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
1866 comparison with REAL_TYPE. Rename local variable REG to REGNO
1867 and make it unsigned.
1868 (function_arg_advance): Rename to...
1869 (mips_function_arg_advance): ...this.
1870 (function_arg_boundary): Rename to...
1871 (mips_function_arg_boundary): ...this.
1872 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
1874 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
1875 comparison with REAL_TYPE.
1876 (mips_function_value): Remove the FUNC argument. Rename local
1877 variable UNSIGNEDP to UNSIGNED_P.
1878 (mips_return_in_memory): Use IN_RANGE.
1879 (mips_setup_incoming_varargs): Pass a boolean rather than an int
1880 to FUNCTION_ARG_ADVANCE.
1881 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
1882 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
1883 SIZE and RSIZE if needed.
1884 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
1886 (build_mips16_function_stub): Rename to...
1887 (mips16_build_function_stub): ...this.
1888 (build_mips16_call_stub): Rename to...
1889 (mips16_build_call_stub): ...this. Make static, and return a
1890 "bool" rather than an "int". Rename the ARG_SIZE argument to
1891 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
1892 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
1893 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
1895 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
1896 are not sibling ones.
1897 (mips_emit_fcc_reload): Rename to...
1898 (mips_expand_fcc_reload): ...this.
1899 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
1901 (mips_expand_unaligned_load): Rename to...
1902 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1903 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
1905 (mips_expand_unaligned_store): Rename to...
1906 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1907 and BITPOS arguments type "HOST_WIDE_INT".
1908 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
1909 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
1911 (mips_init_split_addresses): Replace with...
1912 (mips_split_addresses_p): ...this new function.
1913 (mips_init_relocs): Check mips_split_addresses_p () rather than
1914 mips_split_addresses. Always initialize mips_split_p with booleans.
1915 (print_operand_reloc): Rename to...
1916 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
1918 (print_operand): Rename to...
1919 (mips_print_operand): ...this.
1920 (print_operand_address): Rename to...
1921 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
1922 (mips_in_small_data_p): Simplify.
1923 (mips_output_ascii): Remove the PREFIX argument and "register"
1924 keywords. Use the STRING parameter directly and cast to
1926 (mips16e_collect_argument_save_p): Use IN_RANGE.
1927 (mips_function_has_gp_insn): Simplify.
1928 (mips_set_return_address): Use BITSET_P.
1929 (mips_restore_gp): Use a separate statement to pick the base
1931 (mips_output_function_prologue): Use a local FRAME variable.
1932 (mips_save_reg): Pass booleans to mips_subword.
1933 (mips_expand_prologue): Use a local FRAME variable. Use
1934 cprestore_size to detect when .cprestore is needed.
1935 (mips_restore_reg): Use GP_REG_FIRST.
1936 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1937 rather than "int". Use local FRAME and REGNO variables.
1938 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1939 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1941 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
1942 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1943 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
1944 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
1945 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
1946 (builtin_description): Rename to...
1947 (mips_builtin_description): ...this.
1948 (mips_bdesc): Rename to...
1949 (mips_ps_bdesc): ...this.
1950 (sb1_bdesc): Rename to...
1951 (mips_sb1_bdesc): ...this.
1952 (dsp_bdesc): Rename to...
1953 (mips_dsp_bdesc): ...this.
1954 (dsp_32only_bdesc): Rename to...
1955 (mips_dsp_32only_bdesc): ...this.
1956 (bdesc_map): Rename to...
1957 (mips_bdesc_map): ...this.
1958 (bdesc_arrays): Rename to...
1959 (mips_bdesc_arrays): ...this.
1960 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
1961 Tweak error message.
1962 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
1963 Rename local variables I and J to OPNO and ARGNO respectively.
1964 Assert that the number of arguments is no more than the number of
1966 (mips_expand_builtin_compare): Use an array of arguments rather
1967 than an array of operands. Assert that the number of operands is
1969 (add_constant): Rename to...
1970 (mips16_add_constant): ...this. Use XNEW.
1971 (dump_constants_1): Rename to...
1972 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
1973 (dump_constants): Rename to...
1974 (mips16_emit_constants): ...this.
1975 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
1976 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
1977 Assign mips16_p to was_mips16_p.
1978 (mips_parse_cpu): Tweak warning message.
1979 (override_options): Rename to...
1980 (mips_override_options): ...this. Move the mips_cost initialization
1981 out of the "shared with GAS" block. Quote option names in error
1983 (mips_conditional_register_usage): Make local variable REGNO unsigned.
1984 (mips_order_regs_for_local_alloc): Remove register keyword.
1986 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1988 * system.h (IN_RANGE): Cast each argument individually.
1990 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1992 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
1993 MIPS16 code unless using o32 or o64.
1995 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1997 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
1998 for modes smaller than 4 bytes.
1999 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
2002 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2004 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
2005 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
2006 (ASM_OUTPUT_ALIGNED_BSS): Delete.
2007 * config/mips/mips.c (mips_output_aligned_bss): Delete.
2009 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2011 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
2012 sibling calls to "mips16" functions if the function satisfies
2013 const_call_insn_operand.
2015 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2017 * config/mips/mips.c (mips_va_start): Fix types in calls
2020 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2022 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
2025 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2027 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
2028 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
2029 instead of checking mips_isa.
2031 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2033 * doc/invoke.texi (-mpaired-single): Don't say that the option
2034 requires 64-bit code.
2035 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
2036 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
2037 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
2038 V2SF if ISA_MIPS32R2.
2039 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
2040 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
2041 to ISA_HAS_NMADD_NMSUB.
2042 (mips_split_doubleword_move): Handle V2SF.
2043 (mips_modes_tieable_p): New function.
2044 (override_options): Report a warning rather than an error when
2045 -mpaired-single is used on ISAs that don't support it; use
2046 ISA_HAS_PAIRED_SINGLE to check that case.
2047 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
2048 and DF move splitters with a single MOVE64 splitter, thereby adding
2049 a V2SF splitter too.
2050 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
2051 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
2052 (HALFMODE): Add V2SF.
2053 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
2054 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
2055 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
2056 (movv2sf_hardfloat_32bit): New pattern.
2057 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
2058 TARGET_DOUBLE_FLOAT conditions.
2060 2007-10-20 Jakub Jelinek <jakub@redhat.com>
2062 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
2063 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
2064 64-bit register in 64-bit libgcc.
2066 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
2068 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
2069 * config/avr/avr.h (LINK_SPEC): Likewise.
2070 (CRT_BINUTILS_SPECS): Likewsie.
2071 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2073 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2075 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
2076 and -Wfatal-errors together.
2078 2007-10-20 Alan Modra <amodra@bigpond.net.au>
2081 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
2082 change for vrsave, ie restore after frame pop.
2084 2007-10-19 David S. Miller <davem@davemloft.net>
2086 * config/sparc/niagara2.md: Fix copyright notice.
2088 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
2090 PR tree-optimization/23820
2091 PR tree-optimization/24309
2092 PR tree-optimization/33766
2093 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
2094 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
2095 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
2096 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
2097 * tree-loop-linear.c (perfect_loop_nest_depth): New.
2098 (linear_transform_loops): Use perfect_loop_nest_depth.
2099 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
2100 should have a single condition: their exit.
2102 2007-10-19 Richard Guenther <rguenther@suse.de>
2106 * stor-layout.c (layout_type): Assert that aggregates do not
2107 have their alias sets set.
2108 * alias.c (get_alias_set): Return alias set zero for incomplete
2109 types, return the alias set of the element for incomplete array
2110 types, but do not remember these.
2112 2007-10-19 Richard Guenther <rguenther@suse.de>
2115 2007-10-19 Richard Guenther <rguenther@suse.de>
2118 * tree.c (build_array_type): Do not re-layout unbound array
2121 2007-10-19 Richard Guenther <rguenther@suse.de>
2124 * tree.c (build_array_type): Do not re-layout unbound array
2127 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2129 * config/mips/mips.c (mips_canonicalize_comparison): Check
2130 mips_relational_operand_ok_p before trying to rewrite the test.
2131 Only calculate PLUS_ONE if needed.
2132 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
2135 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2137 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
2140 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2142 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
2143 the call uses the incoming value of $2.
2145 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2147 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
2148 rather then gen_rtx_MEM.
2149 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
2151 (mips_set_return_address): Likewise.
2152 (mips_restore_gp): Likewise.
2154 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2156 * config/mips/mips.c (gpr_mode): Delete.
2157 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
2158 instead of gpr_mode.
2159 (mips_for_each_saved_reg): Likewise.
2160 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2161 (override_options): Don't initialize gpr_mode.
2162 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
2164 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2166 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
2168 (mips_class_max_nregs): Calculate the smallest consituent register
2169 size and use that to determine an upper bound on the number of
2172 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2174 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
2176 (mips_expand_epilogue): ...here.
2177 (mips_mdebug_abi_name): New function, split out from...
2178 (mips_file_start): ...here.
2179 (mips_hard_regno_mode_ok_p): New function, split out from...
2180 (override_options): ...here.
2181 (mips_expand_builtin_1): New function, split out from...
2182 (mips_expand_buitin): ...here. Abort if we don't recognize
2185 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2187 * config/mips/mips.c (build_mips16_function_stub): Load the
2188 target address into $1 before transfering the arguments.
2189 Don't use ".set noreorder".
2190 (build_mips16_call_stub): Likewise.
2192 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2194 * config/mips/mips.c (mips_output_32bit_xfer): New function.
2195 (mips_output_64bit_xfer): Likewise.
2196 (mips16_fp_args): Rename to...
2197 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
2198 with a DIRECTION argument. Use mips_output_32bit_xfer and
2199 mips_output_64bit_xfer.
2200 (build_mips16_function_stub): Update accordingly.
2201 (mips16_fpret_double): Delete.
2202 (build_mips16_call_stub): Update after above changes.
2203 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
2204 of mips16_fpret_double. Use GP_REG_RETURN.
2206 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2208 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
2209 use asm_out_file instead.
2210 (build_mips16_function_stub): Likewise.
2211 (build_mips16_call_stub, mips_output_function_prologue): Update
2214 2007-10-18 David S. Miller <davem@davemloft.net>
2216 Add Niagara-2 support.
2217 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
2218 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
2219 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
2220 (include): Add inclusion of niagara2.md
2221 * config/sparc/sparc.c (niagara2_costs): New.
2222 (sparc_override_options): Add niagara2 entry to cpu_default[]
2223 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
2224 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
2225 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
2226 (sparc_initialize_trampoline): Handle niagara2 like niagara.
2227 (sparc64_initialize_trampoline): Likewise.
2228 (sparc_use_sched_lookahead): Likewise.
2229 (sparc_issue_rate): Likewise.
2230 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
2232 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
2233 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
2234 TARGET_CPU_niagara2.
2235 (PROCESSOR_NIAGARA2): New.
2236 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
2237 (BRANCH_COST): Likewise.
2238 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
2239 * config/sparc/sol2.h: Likewise.
2240 * config/sparc/niagara2.md: New file.
2242 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2244 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
2246 (mips_compute_frame_info): Remove associated code.
2247 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
2249 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2251 * config/mips/mips-protos.h (compute_frame_size): Delete.
2252 * config/mips/mips.h: Update comments.
2253 * config/mips/mips.c (mips_frame_info): Remove initialized.
2254 (compute_frame_size): Rename to...
2255 (mips_compute_frame_info): ...this and make static. Remove the
2256 SIZE argument and return no value. Remove the setting of initialized.
2257 Update rest of file accordingly.
2258 (mips_set_return_address): Don't call compute_frame_size.
2259 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
2260 Don't call compute_frame_size.
2262 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2264 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
2265 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
2266 mips_hard_frame_pointer_required.
2267 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
2268 large MIPS16 frames.
2269 * config/mips/mips.c (mips_frame_pointer_required): New function.
2271 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2273 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
2274 and hard_frame_pointer_offset.
2275 (mips_debugger_offset): Use hard_frame_pointer_offset.
2276 (mips16e_collect_argument_save_p): Likewise.
2277 (compute_frame_size): Initialize arg_pointer_offset and
2278 hard_frame_pointer_offset.
2279 (mips_initial_elimination_offset): Use them.
2280 (mips_output_function_prologue): Use hard_frame_pointer_offset.
2281 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2283 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2285 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
2287 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
2288 "unsigned int" rather than "int" and put them with the other
2289 register-related fields. Put expanded comments above fields
2290 rather than to their right.
2291 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
2292 with a NUM_REGS_PTR argument.
2293 (mips16e_save_restore_pattern_p): Update accordingly.
2294 (compute_frame_size): Clarify frame diagram. Rewrite.
2296 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2298 * config/mips/mips-ftypes.def: New file.
2299 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
2300 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
2301 (mips_function_type): Redefine using mips-ftypes.def.
2302 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
2303 (mips_builtin_vector_type): New function.
2304 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
2305 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
2306 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
2307 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
2309 (mips_build_function_type): New function.
2310 (mips_init_builtins): Use it to create types lazily.
2312 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2314 * config/mips/mips.h (set_volatile): Delete.
2315 * config/mips/mips.c (set_volatile): Delete.
2316 (mips_print_operand_punctuation): New function, split out from
2317 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
2318 Use the same character ordering in the code and the comments.
2319 Use a recursive call to handle '*'. Abort on unknown characters.
2320 (mips_init_print_operand_punct): New function, split out from
2322 (mips_print_int_branch_condition): New function, split out from
2323 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
2324 to report unexpected codes.
2325 (mips_print_float_branch_condition): New function, split out from
2326 print_operand. Use output_operand_lossage to report unexpected codes.
2327 (print_operand): Rework to use a case statement. Use the
2328 same letter ordering in the code and the comments. Use
2329 output_operand_lossage to report unexpected codes and
2330 reverse_condition to handle inverted branch conditions.
2331 (override_options): Use mips_init_print_operand_punct.
2333 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2335 * config/mips/mips.h: Move variable declarations to end of file and
2336 enclose them all in #ifndef USED_FOR_TARGET.
2337 * config/mips/mips.c: Reorder functions into more logical groups,
2338 and so that callees appear before callers. Put the targetm
2339 initializer at the end of the file. Remove forward static
2340 declarations where possible.
2341 (mips_init_builtins): Add "static" to definition.
2342 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
2344 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2346 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
2347 (TARGET_MAX_ANCHOR_OFFSET): Delete.
2348 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
2349 (mips_set_mips16_mode): Initialize min_anchor_offset and
2350 max_anchor_offset directly to constants.
2352 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2354 * config/mips/mips.c: Delete trailing whitespace.
2356 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2358 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
2359 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
2361 * config/mips/mips.md (load_call<mode>): Don't make the unspec
2362 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
2364 2007-10-18 David Daney <ddaney@avtrex.com>
2366 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
2367 reg_offset variable to calculate register locations.
2369 2007-10-18 Richard Guenther <rguenther@suse.de>
2371 * tree-ssa.c (uid_ssaname_map_eq): New function.
2372 (uid_ssaname_map_has): Likewise.
2373 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
2374 * tree-flow.h (struct gimple_df): Make default_defs a
2376 * tree-dfa.c (gimple_default_def): Deal with it.
2377 (set_default_def): Likewise.
2379 2007-10-18 Richard Guenther <rguenther@suse.de>
2381 * tree-flow.h (struct gimple_df): Make referenced_vars
2383 (uid_decl_map_eq): Declare.
2384 (uid_decl_map_hash): Likewise.
2385 * tree-ssa.c (uid_decl_map_eq): New function.
2386 (uid_decl_map_hash): Likewise.
2387 (init_tree_ssa): Make referenced_vars a uid_decl_map.
2388 * tree-flow-inline.h (first_referenced_var): Deal with
2389 the referenced_vars representation change.
2390 (next_referenced_var): Likewise.
2391 * tree-dfa.c (referenced_var_lookup): Likewise.
2392 (referenced_var_check_and_insert): Likewise.
2393 (remove_referenced_var): Likewise.
2395 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
2397 * config/mips/mips.c (mips_dwarf_register_span): New.
2398 (TARGET_DWARF_REGISTER_SPAN): Define.
2400 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
2402 * config.gcc : update score-*-elf(extra_objs).
2403 * config/score/mac.md : Remove.
2404 * config/score/misc.md : Remove.
2405 * config/score/score7.md : Remove.
2406 * config/score/score-mdaux.h : Remove.
2407 * config/score/score-mdaux.c : Remove.
2408 * config/score/score-version.h : Remove.
2409 * config/score/score-generic.md : New.
2410 * config/score/score3.h : New.
2411 * config/score/score3.c : New.
2412 * config/score/score7.h : New.
2413 * config/score/score7.c : New.
2414 * config/score/mul-div.S : add flush_cache score3 support.
2415 * config/score/elf.h : Fix some typos.
2416 * config/score/score.md : merge score3 and score7 pattern.
2417 * config/score/score.c : use to seperate which target it used.
2418 * config/score/score.h : use to seperate the target macro.
2419 * config/score/score.opt : remove -mmac option , add -mscore3,
2420 -mscore3d and -march OPTION support.
2422 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2424 * cfgexpand.c (expand_stack_vars): Add checking to make sure
2425 that the offset of a variable is not greater than the size
2428 2007-10-17 Anatoly Sokolov <aesok@post.ru>
2430 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
2431 atmega88p, atmega168p and atmega328p devices.
2432 * config/avr/avr.h (LINK_SPEC): (Ditto.).
2433 (CRT_BINUTILS_SPECS): (Ditto.).
2434 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2436 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2438 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
2440 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
2441 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
2442 (print_insn): Move declaration to ...
2443 * rtl.h (print_insn): ... here.
2445 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2447 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
2448 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
2449 m68k_sched_branch_type): Move declarations to ...
2450 * config/m68/m68k-protos.h: ... here.
2452 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2454 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
2456 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2458 * config/avr/avr.c (avr_mcu_types): Add attiny48.
2459 * config/avr/avr.h (LINK_SPEC): Likewise.
2460 (CRT_BINUTILS_SPECS): Likewsie.
2461 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2463 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2465 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
2466 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
2467 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2469 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2472 * reg-stack.c (move_for_stack_reg): Swap input argument of
2473 UNSPEC_TAN insn to the top of the stack.
2475 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2478 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
2479 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
2480 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
2481 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
2482 immediate shift value.
2483 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
2484 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
2485 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
2486 Remove macros for !__OPTIMIZE__ case.
2488 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
2490 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
2492 (perform_var_substitution): Only DFS from real nodes. Don't test
2494 (unite_pointer_equivalences): Fix broken test.
2496 2007-10-17 Alan Modra <amodra@bigpond.net.au>
2498 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
2499 altivec sp_offset. Rearrange sp_offset assignments to
2500 correspond to stack adjustments. Use frame_reg_rtx for
2501 SPE register restores. Correct SPE stack adjustment.
2503 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2505 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
2506 * toplev.c (check_global_declaration_1): Use appropriate warning
2507 option instead of unnamed warning.
2508 * stor-layout.c (layout_decl): Likewise.
2509 * c-typeck.c (build_conditional_expr): Likewise.
2510 (build_compound_expr): Fix wrong comment.
2511 (build_binary_op): Use appropriate warning option instead of
2513 * cfgexpand.c (tree_expand_cfg): Likewise.
2514 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2515 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
2516 (execute_warn_function_return): Likewise.
2517 * stmt.c (warn_if_unused_value): Likewise.
2519 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
2521 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
2522 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
2524 (CRT_BINUTILS_SPECS): Likewsie.
2525 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2527 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
2530 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
2532 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2534 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
2535 (fini_dce): Only release them for the fast pass.
2536 (end_ud_dce): Delete.
2537 (rest_of_handle_ud_dce): Do not modify df_in_progress.
2538 Call fini_dce instead of end_ud_dce.
2539 (rest_of_handle_fast_dce): Do not modify df_in_progress.
2540 (run_fast_df_dce): Reset df_in_progress to false on exit.
2542 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
2543 Maxim Kuvyrkov <maxim@codesourcery.com>
2545 * target.h (unspec_may_trap_p): New target hook.
2546 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
2547 * targhooks.c (default_unspec_may_trap_p): Default implementation of
2549 * targhooks.h (default_unspec_may_trap_p): Declare it.
2550 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
2551 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
2552 * rtl.h (may_trap_p_1): Declare.
2554 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
2555 override default hook implementation.
2556 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
2559 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2561 * doc/invoke.texi (Wextra): Move it just after Wall, list the
2562 options enabled by Wextra and mention Wuninitialized.
2564 2007-10-15 Nigel Stephens <nigel@mips.com>
2566 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
2568 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2570 PR tree-optimization/33136
2571 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
2573 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2575 PR tree-optimization/33735
2576 PR tree-optimization/33572
2577 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
2578 2007-10-09's change.
2579 * except.c (duplicate_eh_regions): Don't look for prev_try
2580 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
2582 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2585 * tree-inline.c (copy_bb): Use bsi_replace to replace a
2586 __builtin_va_arg_pack-containing call stmt.
2588 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
2590 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
2593 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2595 PR tree-optimization/33619
2596 * tree-ssa-ter.c (is_replaceable_p): Return false for all
2599 2007-10-15 David Edelsohn <edelsohn@gnu.org>
2601 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
2603 2007-10-15 Richard Guenther <rguenther@suse.de>
2605 * fold-const.c (extract_array_ref): Remove.
2606 (fold_comparison): Handle POINTER_PLUS_EXPR with the
2607 generic address expression comparison folding. Remove
2608 the folding that used extract_array_ref.
2610 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2613 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
2614 speculation type of insn can be changed before trying to do that.
2616 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
2618 * dse.c (struct insn_info): Add 'frame_read' field.
2619 (scan_insn): For the call to a const function, set frame_read if
2620 reload has been run.
2621 If the insn reads the frame, kill the frame related stores.
2622 (scan_reads_nospill): Likewise.
2624 2007-10-14 Jason Merrill <jason@redhat.com>
2626 * tree-eh.c (optimize_double_finally): Don't assume that the
2627 cleanup we're duplicating is only one statement.
2629 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
2631 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
2632 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
2633 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
2634 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
2635 tree-vect-transform.c: Fix comment typos.
2636 * doc/extend.texi: Fix a typo.
2638 * c-common.h: Remove the prototype for c_expand_body.
2639 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
2640 * tree.h: Remove the prototype for fold_build_call_expr.
2642 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
2644 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
2646 2007-10-13 David Edelsohn <edelsohn@gnu.org>
2648 * config/rs6000/aix53.h: New file.
2649 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
2650 (TARGET_ALTIVEC_ABI): Same.
2651 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
2652 (TARGET_ALTIVEC_ABI): Delete.
2653 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
2654 stanza defaulting to aix5.3.
2656 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2658 * config/i386/i386.md (SI_REG, DI_REG): New constants.
2659 (strmov): Use defined constants.
2660 (cmpstrnsi): Likewise.
2661 * config/i386/i386.c (decide_alg): Use defined constants.
2662 (ix86_expand_strlen): Likewise.
2664 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
2666 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
2667 * var-tracking.c (micro_operation_def): Update comment on u.loc.
2668 (mode_for_reg_attrs, var_lowpart): New functions.
2669 (add_uses): Consider recording a lowpart of LOC for MO_USE.
2670 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
2671 or copy is known, set LOC to the SET that performs the set, instead
2673 (find_src_status, find_src_set_src): Remove LOC parameter.
2674 Replace INSN with the source value.
2675 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
2676 handling MO_SET and MO_COPY. Update the calls to find_src_status
2677 and find_src_set_src.
2679 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2682 * config/i386/i386.md (strmov): Check for esi and edi usage.
2683 * config/i386/i386.c (decide_alg): Check whether we can use a
2684 rep prefix and adjust algorithm choice accordingly.
2685 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
2687 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2689 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
2691 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2693 * global.c (build_insn_chain): Formatting fixes.
2695 2007-10-12 Richard Guenther <rguenther@suse.de>
2697 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
2698 combining both operands require either both have single uses
2699 or combining to a constant.
2701 2007-10-12 Richard Guenther <rguenther@suse.de>
2704 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
2705 a rhs with side-effects or which is a load.
2706 (forward_propagate_into_cond): Also try combining both operands.
2708 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
2710 PR tree-optimization/33742
2711 * tree-vect-transform.c (vectorizable_operation): Return false
2712 if get_vectype_for_scalar_type for scalar_dest can't be determined.
2713 (vectorizable_call): Same for rhs_type and lhs_type.
2715 2007-10-12 Jakub Jelinek <jakub@redhat.com>
2717 PR tree-optimization/33645
2718 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
2719 pass it to walk_tree.
2720 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
2721 When calling set_is_used on a VAR_DECL, if data is not NULL and
2722 its DECL_UID is in the bitmap, call mark_all_vars_used on its
2723 DECL_INITIAL after clearing the bit in bitmap.
2724 (remove_unused_locals): Adjust mark_all_vars_used callers.
2725 Instead of removing unused global vars from unexpanded_var_list
2726 immediately record them in bitmap, call mark_all_vars_used on
2727 all used global vars from unexpanded_var_list and only purge
2728 global vars that weren't found used even during that step.
2730 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2732 * gthr-posix.h (__gthread_active_init): Create detached instead of
2733 joinable thread when testing whether threads are active on hppa-hpux.
2734 * gthr-posix95.h (__gthread_active_init): Likewise.
2736 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2739 * global.c (build_insn_chain): Include insn that occur between
2742 2007-10-11 Tom Tromey <tromey@redhat.com>
2744 * gengtype-yacc.y: Delete.
2746 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
2748 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
2749 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
2750 function_value_32, function_value_64, function_value_ms_64,
2751 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
2752 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
2755 2007-10-11 Richard Guenther <rguenther@suse.de>
2757 * gcse.c (hash_scan_set): If the next nonnote insn is in
2758 a different basic block insert the set.
2760 2007-10-11 Richard Guenther <rguenther@suse.de>
2763 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
2764 (verify_gimple_expr): Use it to verify pointer-to types for
2767 2007-10-11 Richard Guenther <rguenther@suse.de>
2770 * c-typeck.c (build_array_ref): Do not strip qualifiers from
2771 the array element type.
2773 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2775 PR rtl-optimization/33638
2776 * dse.c (struct insn_info): Remove 'stack_read' field,
2777 add 'stack_pointer_based' field.
2778 (record_store): For a store with non-constant base, record
2779 whether it is stack pointer based.
2780 (scan_insn): For the call to a const function, remove stack
2781 pointer based stores from the list of local active stores.
2782 (scan_reads_nospill): Delete code dealing with const functions.
2784 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
2786 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
2788 (conflict_p, set_conflict, set_conflicts): Likewise.
2789 * global.c (global_alloc): Likewise.
2790 * ra.h: Update prototypes.
2792 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
2794 * opth-gen.awk: Fixed generation of comment stating the origin
2797 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
2800 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2801 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2802 and '%}', respectively.
2805 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2806 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2807 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2809 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2813 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2814 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2815 syntax for ASSEMBLER_DIALECT.
2816 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2818 2007-10-10 Revital Eres <eres@il.ibm.com>
2820 * modulo-sched.c (check_nodes_order): Dump the final order of
2822 (get_sched_window): Add dump info.
2823 (calculate_order_params): Dump order params of the nodes.
2825 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2828 * ra-conflict.c (record_one_conflict_between_regnos,
2829 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
2830 (global_conflicts): Enhanced incorrect check.
2832 2007-10-09 Geoffrey Keating <geoffk@apple.com>
2834 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
2835 if flag_exceptions is not set.
2836 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
2837 assemble_name rather than incorrectly emulating it.
2839 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
2840 friends are removed from G++.
2842 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2844 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
2845 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
2846 enabling them is redundant. Don't check two times for
2849 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
2851 * ra-conflict.c (record_one_conflict_between_regnos): Revert
2853 (set_conflicts_for_earlyclobber): Likewise.
2854 (global_conflicts): Likewise.
2856 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2858 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2859 and '%}', respectively.
2861 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2863 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2864 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2866 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2869 2007-10-09 Richard Guenther <rguenther@suse.de>
2872 * gimplify.c (canonicalize_component_ref): Honor qualifiers
2873 of referenced structure and component.
2875 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2878 * ra-conflict.c (record_one_conflict_between_regnos,
2879 set_conflicts_for_earlyclobber, global_conflicts): Improved
2881 (global_conflicts): Removed incorrect check.
2883 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2885 PR tree-optimization/33615
2886 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
2887 if the statement might throw. Fix formatting.
2889 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2891 PR tree-optimization/33615
2892 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
2893 if the rhs might throw.
2895 2007-10-09 Jan Hubicka <jh@suse.cz>
2897 * invoke.texi (align-threshold, align-loop-iterations): Document.
2898 * final.c: Include cfgloop.h, params.h
2899 (compute_alignments): Dump decisions and compare them with loop
2900 structure; honor given parameters.
2901 (pass_compute_alignments): New dump file.
2902 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
2903 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
2905 2007-10-09 James E. Wilson <wilson@specifix.com>
2907 PR tree-optimization/33655
2909 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
2910 convert it to bitsizetype before size_binop call.
2912 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2914 PR tree-optimization/33572
2915 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
2916 the absence of a corresponding edge from the exit block.
2918 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2921 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
2923 (sra_build_assignment): Likewise. Set up mask depending on
2924 precision, not type.
2925 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
2926 computing bit masks.
2927 (sra_build_elt_assignment): Don't view-convert from signed to
2929 (sra_explode_bitfield_assignment): Use bit-field type if
2930 possible. Use BYTES_BIG_ENDIAN.
2932 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
2935 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
2936 the original stmt can throw.
2937 (sra_build_bf_assignment): Fix type mismatch when applying negated
2940 2007-10-08 Geoffrey Keating <geoffk@apple.com>
2942 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
2943 '#pragma mark' to be executed at preprocessing time.
2945 2007-10-08 Ollie Wild <aaw@google.com>
2947 * varasm.c (compare_constant): Removed call to
2948 lang_hooks.expand_constant.
2949 (copy_constants): Removed call to lang_hooks.expand_constant.
2950 (compute_reloc_for_constant): Removed call to
2951 lang_hooks.expand_constant.
2952 (output_addressed_constants): Removed call to
2953 lang_hooks.expand_constant.
2954 (constructor_static_from_elts_p): Removed call to
2955 lang_hooks.expand_constant.
2956 (output_constant): Removed calls to lang_hooks.expand_constant.
2957 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2958 * langhooks-def.h (lhd_return_tree): Removed.
2959 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2960 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2961 * langhooks.c (lhd_return_tree): Removed.
2963 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
2965 * combine.c (setup_incoming_promotions): Ensure that
2966 arguments that have not undergone mode promotions do not
2967 incorrectly get marked as being sign- or zero-extended.
2969 2007-10-08 Richard Guenther <rguenther@suse.de>
2974 * fold-const.c (fold_binary): Use correct types in folding
2975 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
2976 and building of RROTATE_EXPR.
2978 2007-10-08 Richard Guenther <rguenther@suse.de>
2983 * fold-const.c (fold_binary): Use the correct types when
2984 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
2985 (fold_binary): Use the correct types when folding
2986 (-A) - B to (-B) - A.
2987 (fold_unary): Use the correct types when folding ~(X).
2989 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2991 * doc/invoke.texi (Wall): fix formatting issues.
2993 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
2995 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
2996 truncated shift counts.
2998 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3000 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3001 syntax for ASSEMBLER_DIALECT.
3002 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3004 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3005 Nathan Froyd <froydnj@codesourcery.com>
3007 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
3008 when determining whether to record INCOMING_RETURN_ADDR_RTX.
3010 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3013 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3015 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3016 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3017 the function, temporarily point the debug interface to the null one.
3019 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3021 PR tree-optimization/33655
3023 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
3026 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3028 PR tree-optimization/33572
3029 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
3030 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
3031 (update_ssa_across_abnormal_edges): ... this. Set slots in the
3033 (copy_edges_for_bb): Handle nonlocal label edges.
3034 (make_nonlocal_label_edges): Deleted.
3035 (optimize_inline_calls): Don't call it.
3037 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
3039 * gthr-single.h: Revert last change.
3041 2007-10-05 Michael Matz <matz@suse.de>
3044 * lower-subreg.c (decompose_multiword_subregs): Use
3045 validate_unshare_change().
3047 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
3049 * ra-conflict.c: Include "sparseset.h".
3050 (conflicts): Change to HOST_WIDEST_FAST_INT.
3051 (allocnos_live): Redefine variable as a sparseset.
3052 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
3054 (allocno_row_words): Removed global variable.
3055 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
3056 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
3057 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
3058 (record_one_conflict_between_regnos): Cache allocno values and reuse.
3060 (record_one_conflict): Update uses of allocnos_live to use
3061 the sparseset routines. Use set_conflicts_p.
3062 (mark_reg_store): Likewise.
3063 (set_reg_in_live): Likewise.
3064 (global_conflicts): Update uses of allocnos_live.
3065 Use the new adjacency list to visit an allocno's neighbors
3066 rather than iterating over all possible allocnos.
3067 Call set_conflicts_p to setup conflicts rather than adding
3069 * global.c: Comments updated.
3070 (CONFLICTP): Delete define.
3071 (regno_compare): New function. Add prototype.
3072 (global_alloc): Sort the allocno to regno mapping according to
3073 which basic blocks the regnos are referenced in. Modify the
3074 conflict bit matrix to a compressed triangular bitmatrix.
3075 Only allocate the conflict bit matrix and adjacency lists if
3076 we are actually going to allocate something.
3077 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
3078 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
3079 allocno's neighbors rather than iterating over all possible allocnos.
3080 (mirror_conflicts): Removed function.
3081 (dump_conflicts): Iterate over regnos rather than allocnos so
3082 that all dump output will be sorted by regno number.
3083 Use the FOR_EACH_CONFLICT macro.
3084 * ra.h: Comments updated.
3085 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
3086 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
3088 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
3089 (adjacency_list_d, adjacency_iterator_d): New types.
3090 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
3091 adjacency_iter_next, regno_basic_block): New static inline functions.
3092 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
3093 (conflict_p): Add function prototype.
3094 * sparseset.h, sparseset.c: New files.
3095 * Makefile.in (OBJS-common): Add sparseset.o.
3096 (sparseset.o): New rule.
3098 2007-10-05 Richard Guenther <rguenther@suse.de>
3101 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
3104 2007-10-05 Michael Matz <matz@suse.de>
3107 * function.c (match_asm_constraints_1): Check for input
3108 being used in the outputs.
3110 2007-10-05 Richard Guenther <rguenther@suse.de>
3112 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
3114 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
3117 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
3118 subset checks. Make the cost of FPR -> FPR moves depend on
3119 mips_mode_ok_for_mov_fmt_p.
3121 2007-10-04 Doug Kwan <dougkwan@google.com>
3123 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
3124 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3125 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3126 support of conditional variables.
3127 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
3128 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3129 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3130 support of conditional variables.
3131 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
3132 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3133 conditional variables.
3134 * gthr.h: Update comments to document new interface.
3136 2007-10-04 Geoffrey Keating <geoffk@apple.com>
3138 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
3141 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3143 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
3145 2007-10-04 Richard Guenther <rguenther@suse.de>
3148 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
3149 does not need to be of INTEGER_TYPE.
3150 (verify_gimple_2): New function split out from ...
3151 (verify_gimple_1): ... here. ICE if there was an error during
3154 2007-10-04 Michael Matz <matz@suse.de>
3156 PR rtl-optimization/33653
3157 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
3158 * dse.c (scan_insn): Same.
3160 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3162 * config.gcc: Remove USE_GAS for m68k targets.
3164 2007-10-04 Richard Guenther <rguenther@suse.de>
3166 PR tree-optimization/33627
3167 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
3168 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
3170 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
3171 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
3173 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3175 * config/avr/avr.c (commands_in_file, commands_in_prologues,
3176 commands_in_epilogues): Remove variables.
3177 (avr_file_start): Remove unneded initializations of commands_in_file,
3178 commands_in_prologues and commands_in_epilogues variables.
3179 (avr_file_end): Remove dead code.
3181 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3183 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
3184 MOTOROLA is to true.
3186 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
3189 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
3190 (mips_split_doubleword_move): ...this.
3191 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
3192 use natural endianness for multi-format FPR values.
3193 (mips_split_64bit_move): Rename to...
3194 (mips_split_doubleword_move): ...this and extend to 64-bit words.
3195 Use move_doubleword_fpr* patterns for moves involving FPRs.
3196 (mips_save_reg): Update the call to mips_split_64bit_move.
3197 (mips_secondary_reload_class): Return NO_REGS for any reload of a
3198 nonzero constant into an FPR if the constant can be forced to memory.
3199 * config/mips/mips.md: Update the splitter calls to
3200 mips_split_64bit_move.
3201 (UNSPEC_LOAD_DF_LOW): Rename to...
3202 (UNSPEC_LOAD_LOW): ...this.
3203 (UNSPEC_LOAD_DF_HIGH): Rename to...
3204 (UNSPEC_LOAD_HIGH): ...this.
3205 (UNSPEC_STORE_DF_HIGH): Rename to...
3206 (UNSPEC_STORE_WORD): ...this.
3207 (SPLITF): New mode iterator.
3208 (HALFMODE): New mode attribute.
3209 (movtf): New expander.
3210 (*movtf_internal): New define_insn_and_split.
3211 (move_doubleword_fpr<mode>): New expander.
3212 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
3214 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
3215 (mfhc1<mode>): ...these more general patterns.
3217 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3219 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
3221 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3223 * gcse.c (hash_scan_set): Insert set in insn before note at
3224 the end of basic block.
3226 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
3228 PR tree-optimization/33576
3229 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
3230 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
3231 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
3232 (remove_iv): Declared.
3233 * lambda-code.c (remove_iv): Not static.
3234 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
3235 Don't remove ivs there, save ivs in the buffer.
3237 2007-10-03 Jason Merrill <jason@redhat.com>
3240 * tree-eh.c (same_handler_p): New fn.
3241 (optimize_double_finally): New fn.
3242 (refactor_eh_r): New fn.
3243 (refactor_eh): New fn.
3244 (pass_refactor_eh): New pass.
3245 * tree-pass.h: Declare it.
3246 * passes.c (init_optimization_passes): Add it.
3248 2007-10-03 Doug Kwan <dougkwan@google.com>
3249 Richard Guenther <rguenther@suse.de>
3252 * dwarf2out.c (reference_to_unused): Disable sanity checking,
3253 be conservative instead.
3255 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3258 * doc/invoke.texi (-fwhole-program): Document that Fortran
3259 doesn't support this option.
3261 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
3264 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
3267 2007-10-02 David Daney <ddaney@avtrex.com>
3269 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
3270 against constant zero.
3271 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
3274 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
3276 * ra-conflict.c: New file.
3278 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
3279 usage to DF_LIVE usage.
3280 (reload): Remove reference to df_get_live_top.
3281 * rtlanal.c (subreg_nregs_with_regno): New function.
3282 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
3283 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
3284 (df_has_eh_preds): Removed.
3285 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
3286 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
3288 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
3289 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
3290 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
3291 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
3292 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
3293 (global_alloc): Turn off rescanning insns after call to
3294 global_conflicts and added call to set_preferences.
3295 (global_conflicts): Moved to ra-alloc.c.
3296 (set_preferences_1, set_preferences): New function.
3297 (mirror_conflicts): Changed types for various variables.
3298 (mark_elimination): Change DF_RA_LIVE
3299 usage to DF_LIVE usage.
3300 (build_insn_chain): Rewritten from scratch and made local.
3301 (print_insn_chain, print_insn_chains): New functions.
3302 (dump_conflicts): Do not print conflicts for fixed_regs.
3303 (rest_of_handle_global_alloc): Turn off insn rescanning.
3304 * hard-reg-set.h: Fixed comment.
3305 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
3306 usage to DF_LIVE usage and delete refs to TOP sets.
3307 (block_alloc): Mark regs as live if they are in the artificial
3308 defs at top of block.
3309 (find_stack_regs): New function.
3310 (rest_of_handle_local_alloc): Changed urec problem to live
3311 problem and do not turn off df rescanning.
3312 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
3313 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
3314 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
3315 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
3316 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
3317 fields in df_ref_flags. The rest have been renumbered.
3318 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
3320 * rtl.h (subreg_nregs_with_regno): New function.
3321 * df-problems.c: (df_get_live_out, df_get_live_in,
3322 df_get_live_top): Removed reference to DF_RA_LIVE.
3323 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
3324 df_live_alloc, df_live_reset, df_live_local_finalize,
3325 df_live_free): Make top set only if different from in set.
3326 (df_lr_top_dump, df_live_top_dump): Only print top set if
3327 different from in set.
3328 (df_lr_bb_local_compute): Removed unnecessary check.
3329 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
3330 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
3331 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
3332 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3333 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3334 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3335 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
3336 df_urec_add_problem): Removed.
3337 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
3339 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
3340 * basic_block.h (bb_has_abnormal_pred): New function.
3341 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
3342 usage to DF_LIVE usage.
3344 2007-10-02 Revital Eres <eres@il.ibm.com>
3346 * config/rs6000/predicates.md (easy_vector_constant): Return false
3347 for 750CL paired vectors.
3348 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
3350 (vec_initv2sf): Add new description.
3351 (vconcatsf): Likewise.
3352 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
3353 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
3355 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3357 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
3358 sinking the last stmt in a BB.
3360 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3363 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
3364 (sra_hash_tree): Handle BIT_FIELD_REFs.
3365 (sra_elt_hash): Don't hash bitfld blocks.
3366 (sra_elt_eq): Skip them in parent compares as well. Handle
3368 (build_element_name_1): Handle BIT_FIELD_REFs.
3369 (instantiate_element): Propagate nowarn from parents. Create
3370 BIT_FIELD_REF for variables that are widened by scalarization.
3371 Gimple-zero-initialize all bit-field variables that are not
3372 part of parameters that are going to be scalarized on entry.
3373 (instantiate_missing_elements_1): Return the sra_elt.
3374 (canon_type_for_field): New.
3375 (try_instantiate_multiple_fields): New. Infer widest possible
3376 access mode from decl or member type, but clip it at word
3377 size, and only widen it if a field crosses an alignment
3379 (instantiate_missing_elements): Use them.
3380 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3381 (scalar_bitfield_p): New.
3382 (sra_build_assignment): Optimize assignments from scalarizable
3383 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
3386 (sra_build_bf_assignment): New. Optimize assignments to
3387 scalarizable BIT_FIELD_REFs.
3388 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
3389 assignments to full variables.
3390 (generate_copy_inout): Use the new macros and functions.
3391 (generate_element_copy): Likewise. Handle bitfld differences.
3392 (generate_element_zero): Don't recurse for blocks. Use
3393 sra_build_elt_assignment.
3394 (generate_one_element_init): Take elt instead of var. Use
3395 sra_build_elt_assignment.
3396 (generate_element_init_1): Adjust.
3397 (bitfield_overlap_info): New struct.
3398 (bitfield_overlaps_p): New.
3399 (sra_explode_bitfield_assignment): New. Adjust widened
3400 variables to account for endianness.
3401 (sra_sync_for_bitfield_assignment): New.
3402 (scalarize_use): Re-expand assignment to/from scalarized
3403 BIT_FIELD_REFs. Explode or sync needed members for
3404 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
3405 (scalarize_copy): Use REPLDUP.
3406 (scalarize_ldst): Move assert before dereference. Adjust EH
3408 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3410 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
3412 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
3413 Rename CR_* constants to CMP_*. Fix spacing.
3415 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3418 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
3419 to be processed with the special script doc/install.texi2html.
3421 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3423 * doc/invoke.texi (Wall): List the options enabled by Wall.
3424 (Wstrict-aliasing): Add missing @option.
3426 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
3428 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
3429 rather than gen_lowpart to change a register from DImode to DFmode.
3430 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
3431 both FROM and TO are integer modes that are no bigger than 4 bytes.
3432 (mips_mode_ok_for_mov_fmt_p): New function.
3433 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
3434 (mips_secondary_reload_class): Tweak formatting and comments.
3435 Use reg_class_subset_p instead of direct comparisons with
3436 classes. Only allow direct FPR<->FPR moves for modes that
3437 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
3438 for 4- and 8-byte types. Handle reloads in which X is an FPR.
3439 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
3440 (*movdi_64bit): Likewise.
3441 (*movsi_internal): Likewise.
3442 (*movhi_internal): Likewise.
3443 (*movqi_internal): Likewise.
3445 2007-09-30 Diego Novillo <dnovillo@google.com>
3448 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
3451 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
3453 PR tree-optimization/33597
3454 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
3455 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
3457 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
3459 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
3460 instead of variants of (!reload_in_progress && !reload_completed).
3461 (x86_expand_vector_move): Ditto.
3463 2007-09-28 Ollie Wild <aaw@google.com>
3466 2007-09-27 Ollie Wild <aaw@google.com>
3468 * varasm.c (compare_constant): Removed call to
3469 lang_hooks.expand_constant.
3470 (copy_constants): Removed call to lang_hooks.expand_constant.
3471 (compute_reloc_for_constant): Removed call to
3472 lang_hooks.expand_constant.
3473 (output_addressed_constants): Removed call to
3474 lang_hooks.expand_constant.
3475 (constructor_static_from_elts_p): Removed call to
3476 lang_hooks.expand_constant.
3477 (output_constant): Removed calls to lang_hooks.expand_constant.
3478 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3479 * langhooks-def.h (lhd_return_tree): Removed.
3480 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3481 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3482 * langhooks.c (lhd_return_tree): Removed.
3484 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3487 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
3488 argument to gen_selb.
3490 2007-09-28 Chao-ying Fu <fu@mips.com>
3492 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
3493 * doc/libgcc.texi (Fixed-point fractional library routines):
3494 Fix typos for neg and cmp functions.
3496 2007-09-28 Michael Matz <matz@suse.de>
3498 PR rtl-optimization/33552
3499 * function.c (match_asm_constraints_1): Check for overlap in
3500 inputs and replace all occurences.
3502 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
3504 * config/mips/mips.c (override_options): Fix comment typo.
3506 2007-09-28 Jie Zhang <jie.zhang@analog.com>
3508 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
3509 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
3510 * config/bfin/t-bfin-linux (crti.o): Don't build.
3512 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3513 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
3515 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3517 2007-09-27 Ollie Wild <aaw@google.com>
3519 * varasm.c (compare_constant): Removed call to
3520 lang_hooks.expand_constant.
3521 (copy_constants): Removed call to lang_hooks.expand_constant.
3522 (compute_reloc_for_constant): Removed call to
3523 lang_hooks.expand_constant.
3524 (output_addressed_constants): Removed call to
3525 lang_hooks.expand_constant.
3526 (constructor_static_from_elts_p): Removed call to
3527 lang_hooks.expand_constant.
3528 (output_constant): Removed calls to lang_hooks.expand_constant.
3529 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3530 * langhooks-def.h (lhd_return_tree): Removed.
3531 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3532 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3533 * langhooks.c (lhd_return_tree): Removed.
3535 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3538 * expr.c (emit_group_load_1): Split constant double when destination
3539 length is half source length.
3541 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
3543 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
3544 (mips_cpu_info): Add tune_flags.
3545 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
3546 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
3548 (override_options): Remove deprecation code. Use branch-likely
3549 instructions for optimize_size or if the tuning flags do not
3550 suggest otherwise. Tweak warning.
3551 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
3553 2007-09-27 Matthias Klose <doko@ubuntu.com>
3555 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
3556 multilib osdirname if it exists.
3557 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
3559 2007-09-27 Ian Lance Taylor <iant@google.com>
3561 PR tree-optimization/33565
3562 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
3563 assignments of comparisons.
3564 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
3565 parameter. Change caller. Defer overflow warnings around call to
3567 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
3568 TREE_NO_WARNING is set on the statement.
3569 * tree-ssa-forwprop.c
3570 (tree_ssa_forward_propagate_single_use_vars): Don't test
3571 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
3572 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3574 2007-09-27 Joseph Myers <joseph@codesourcery.com>
3576 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
3577 reduce offset by units of 0x10000 for SPE vector modes or modes
3578 used with E500 double instructions.
3580 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
3582 * simplify-rtx.c (comparison_result): New.
3583 (simplify_const_relational_operation): Use it instead of the five
3584 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
3585 Improve bounds-checking optimizations; remove subsumed POPCOUNT
3586 optimizations. Extract nonzero_address_p optimizations into a
3587 separate "if" together with optimizations where op1 is const0_rtx.
3588 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
3589 floating-point arguments too when appropriate. Hoist test for ABS
3590 outside the final switch statement.
3591 * cse.c (fold_rtx): Don't look for an IOR equivalent of
3592 folded_arg0 if we found a constant equivalent. Remove
3593 transformations done in simplify-rtx.c for "op0 RELOP op0".
3595 2007-09-27 Jakub Jelinek <jakub@redhat.com>
3597 * builtins.c (expand_builtin, expand_builtin_object_size,
3598 expand_builtin_memory_chk, maybe_emit_chk_warning,
3599 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
3601 * expr.c (expand_expr_real_1): Likewise.
3602 * langhooks-def.h (struct diagnostic_info): Add forward decl.
3603 (lhd_print_error_function): Add third argument.
3604 * langhooks.h (struct diagnostic_info): Add forward decl.
3605 (struct lang_hooks): Add third argument to print_error_function.
3606 * diagnostic.h (diagnostic_info): Add abstract_origin field.
3607 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
3609 (diagnostic_report_current_function): Likewise.
3610 * toplev.c (announce_function): Pass NULL as second argument to
3611 diagnostic_set_last_function.
3612 * diagnostic.c (diagnostic_report_current_function): Add second
3613 argument, pass it as third argument to lang_hooks.print_error_function.
3614 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
3615 to diagnostic_report_current_function.
3616 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
3617 and message.abstract_origin.
3618 (verbatim): Initialize abstract_origin.
3619 * pretty-print.h (text_info): Add abstract_origin field.
3620 * pretty-print.c (pp_base_format): Handle %K.
3621 * langhooks.c (lhd_print_error_function): Add third argument. If
3622 diagnostic->abstract_origin, print virtual backtrace.
3623 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3624 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
3625 (init_dynamic_diag_info): Likewise.
3627 2007-09-26 David Daney <ddaney@avtrex.com>
3630 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
3631 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
3632 sync_old_nand<mode>, sync_new_nand<mode>,
3633 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
3634 Update length attributes.
3635 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
3636 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
3638 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
3639 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
3640 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
3643 2007-09-26 Richard Guenther <rguenther@suse.de>
3645 PR tree-optimization/33563
3646 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
3647 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
3649 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
3650 get_use_of_stmt_lhs.
3652 2007-09-26 Joseph Myers <joseph@codesourcery.com>
3655 * c-common.c (complete_array_type): Diagnose too-large arrays and
3656 set type to error_mark_node.
3658 2007-09-26 Richard Guenther <rguenther@suse.de>
3660 PR tree-optimization/30375
3661 PR tree-optimization/33560
3662 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
3666 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
3668 * tree-ssa-dse.c (aggregate_vardecl_d): New.
3669 (dse_global_data): Add aggregate_vardecl field.
3670 (dse_possible_dead_store_p): New.
3671 Add prev_defvar variable.
3672 Allow immediate uses and previous immediate uses to differ
3673 if they are setting different parts of the whole.
3674 (get_aggregate_vardecl): New.
3675 (dse_record_partial_aggregate_store): New.
3676 (dse_whole_aggregate_clobbered_p): New.
3677 (dse_partial_kill_p): New.
3678 Call dse_maybe_record_aggregate_store().
3679 When checking whether a STMT and its USE_STMT refer to the
3680 same memory address, check also for partial kills that clobber
3682 Move some variable definitions to the block where they are used.
3683 (aggregate_vardecl_hash): New.
3684 (aggregate_vardecl_eq): New.
3685 (aggregate_vardecl_free): New.
3686 (aggregate_whole_store_p): New.
3687 (tree_ssa_dse): Initialize and free aggregate_vardecl.
3688 Mark which aggregate stores we care about.
3690 2007-09-25 DJ Delorie <dj@redhat.com>
3693 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
3696 2007-09-25 Michael Meissner <michael.meissner@amd.com>
3699 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
3700 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
3701 for vector int32 -> int64 conversions. Don't write beyond the end
3702 of the allocated vector for int32 -> int64 conversions.
3704 2007-09-25 Revital Eres <eres@il.ibm.com>
3706 * config/rs6000/paired.h (paired_sel): New.
3707 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
3708 (rs6000_expand_ternop_builtin): Pass zero const_double operand
3709 when expanding selv2sf.
3710 * config/rs6000/rs6000.h (rs6000_builtins): Add
3711 PAIRED_BUILTIN_SELV2SF4.
3713 2007-09-25 Joseph Myers <joseph@codesourcery.com>
3716 * c-typeck.c (default_conversion): Call require_complete_type
3717 before perform_integral_promotions.
3718 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
3719 (build_c_cast): Call require_complete_type except for casts to
3721 (convert_for_assignment): Call require_complete_type.
3723 2007-09-25 Revital Eres <eres@il.ibm.com>
3725 * config/spu/spu.md: Fix doloop pattern.
3727 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
3729 * config/bfin/bfin.c (expand_prologue_reg_save,
3730 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
3731 and ASTAT moved here...
3732 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3733 ... from here. New argument ALL; callers changed.
3734 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
3735 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
3736 have the "saveall" attribute.
3738 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
3740 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
3742 (INCOMING_REGNO, OUTGOING_REGNO): Define.
3743 * config/mmix/mmix.c (mmix_opposite_regno): New function.
3744 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
3746 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
3747 with REG_P tests before REGNO access.
3749 2007-09-24 DJ Delorie <dj@redhat.com>
3752 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
3754 (movqicc_<code>_<mode>): Likewise.
3755 (movhicc_<code>_<mode>): Likewise.
3757 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
3760 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
3761 register for reload.
3763 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
3766 * config/i386/i386.c (ix86_comp_type_attributes): Check
3769 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3771 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
3772 "move.l %a4,%a4" to produce nops.
3773 * config/m68k/m68k.c (override_options): Reset align options,
3774 if neccessary align macro isn't avaible.
3776 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3778 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
3780 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3782 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
3784 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
3785 reload is completed.
3786 (peephole pattern): Convert most of them to RTL peephole pattern.
3788 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3790 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
3791 (moved from fp compare patterns).
3792 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
3793 Cleanup predicates to relieve reload.
3794 (conditional_trap): Reject conditional trap with fp condition.
3795 * config/m68k/predicates.md (fp_src_operand): New, reject
3796 certain constants early.
3798 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3800 * final.c (final_scan_insn): Remove accidentally duplicated code.
3802 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3804 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
3805 Allow --with-tune=cell and --with-cpu=cell.
3807 2007-09-24 David Edelsohn <edelsohn@gnu.org>
3809 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
3810 * config/rs6000/rs6000.opt (swdiv): Change option to ...
3812 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
3814 (TARGET_BUILTIN_RECIPROCAL): Use it.
3815 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
3816 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
3817 (rs6000_emit_swrsqrtsf): New.
3818 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
3820 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
3821 (divsf3): Remove swdiv support.
3824 (rsqrt_internal1): New.
3825 (divdf3): Remove swdiv support.
3828 2007-09-24 Jakub Jelinek <jakub@redhat.com>
3831 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
3833 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
3834 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
3835 * tree.c (type_hash_eq): For FUNCTION_TYPE use
3836 lang_hooks.type.type_hash_eq in addition to generic tests.
3838 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
3839 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
3841 * tree-inline.h (eni_weights): Add field target_builtin_cost to
3842 reflect the cost per call to a target specific builtin.
3843 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
3844 call to a target specific builtin, then use target_builtin_call_cost.
3845 (init_inline_once): Initialize target_builtin_call_cost field.
3847 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
3850 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
3853 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
3855 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3856 * configure: Regenerated.
3858 2007-09-23 Ollie Wild <aaw@google.com>
3860 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
3862 (get_pointer_modulus_and_residue): New function.
3864 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3866 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
3867 combine an SC return value into a single register.
3869 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3871 * opth-gen.awk (target_flags_explicit): Declare.
3872 * toplev.h (target_flags_explicit): Delete declaration.
3873 * toplev.c (target_flags): Likewise.
3874 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
3875 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
3876 Never return true for TARGET_MIPS16.
3877 * config/mips/mips.c (mips_llsc): Delete.
3878 (mips_handle_option): Remove -mllsc handling.
3879 (mips_strip_unspec_address): Tweak comment.
3880 * config/mips/mips.opt (mllsc): Use a target mask.
3882 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3884 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
3885 word_mode as well as Pmode.
3887 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3889 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
3890 parameters from word_mode to the subword type if such a truncation
3893 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3895 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
3896 * configure: Regenerated.
3898 2007-09-23 Jan Hubicka <jh@suse.cz>
3900 * params.def (INLINE_CALL_COST): Set to 12.
3901 * invoke.texi (inline-call-cost): Update default value.
3903 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
3905 * config/alpha/alpha.md (movti): Use operand_subword for the split.
3907 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
3908 Revital Eres <eres@il.ibm.com>
3910 * modulo-sched.c (doloop_register_get): Rewrite the loop which
3911 checks whether the count_reg is found outside the control part.
3913 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3915 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
3916 instead of checking CALL_EXPR_FN directly to test for builtins.
3917 If error or warning attributes are present, print
3918 error resp. warning.
3919 * c-common.c (handle_error_attribute): New function.
3920 (c_common_attribute_table): Add error and warning
3922 * doc/extend.texi: Document error and warning attributes.
3924 * tree.h (block_nonartificial_location): New prototype.
3925 * tree.c (block_nonartificial_location): New function.
3926 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
3927 if artificial attribute is present on abstract inline decl.
3928 * c-common.c (handle_artificial_attribute): New function.
3929 (c_common_attribute_table): Add artificial attribute.
3930 * final.c (override_filename, override_linenum): New variables.
3931 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
3932 and override_linenum if inside of a block inlined from
3933 __attribute__((__artificial__)) function.
3934 (notice_source_line): Honor override_filename and override_linenum.
3935 * doc/extend.texi: Document __attribute__((__artificial__)).
3936 * config/i386/emmintrin.h: Add __artificial__ attribute to
3937 all __always_inline__ functions.
3938 * config/i386/mmintrin.h: Likewise.
3939 * config/i386/tmmintrin.h: Likewise.
3940 * config/i386/mm3dnow.h: Likewise.
3941 * config/i386/pmmintrin.h: Likewise.
3942 * config/i386/ammintrin.h: Likewise.
3943 * config/i386/xmmintrin.h: Likewise.
3944 * config/i386/smmintrin.h: Likewise.
3945 * config/i386/bmmintrin.h: Likewise.
3946 * config/i386/mmintrin-common.h: Likewise.
3949 * expr.c (expand_constructor): New function.
3950 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
3951 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
3954 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3956 * config/mips/mips.c (dump_constants_1): Generalize to include
3957 fractional and accumulator modes.
3959 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3961 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
3962 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
3964 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
3965 TARGET_HARD_FLOAT when testing whether -mpaired-single is
3967 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
3969 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
3971 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
3972 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
3974 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
3975 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
3976 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
3978 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
3980 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
3981 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
3982 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
3984 2007-09-22 Jason Merrill <jason@redhat.com>
3987 * attribs.c (lookup_attribute_spec): Split out...
3988 (decl_attributes): From here.
3989 * tree.h: Declare it.
3991 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3993 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
3995 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3997 * tree-inline.c (remap_type_1): Correctly chain variants.
3999 2007-09-22 Richard Guenther <rguenther@suse.de>
4001 PR tree-optimization/33146
4002 * fold-const.c (fold_binary): Use the original tree
4004 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
4005 also changes "sign".
4007 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4010 * except.c (finish_eh_generation): Call commit_edge_insertions if
4011 there are insns queued on the entry edge.
4012 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
4015 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4017 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
4019 2007-09-19 Michael Meissner <michael.meissner@amd.com>
4021 * config/i386/i386.c: Delete trailing whitespace.
4022 * config/i386/i386.h: Ditto.
4023 * config/i386/bmmintrin.h: Ditto.
4024 * config/i386/sync.md: Ditto.
4025 * config/i386/ppro.md: Ditto.
4026 * config/i386/mmx.md: Ditto.
4027 * config/i386/constraints.md: Ditto.
4028 * config/i386/sse.md: Ditto.
4029 * config/i386/athlon.md: Ditto.
4030 * config/i386/i386.md: Ditto.
4032 2007-09-21 Richard Guenther <rguenther@suse.de>
4034 PR tree-optimization/33508
4035 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
4036 quadratic loop by keeping a bitmap of variables we have
4037 to clobber all subvariables for.
4038 (set_initial_properties): Likewise.
4040 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
4042 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
4044 2007-09-20 Nigel Stephens <nigel@mips.com>
4045 Chao-ying Fu <fu@mips.com>
4047 * c-decl.c (finish_declspecs): When _Sat is used without
4048 _Fract or _Accum, set the default type to cts_fract.
4049 This avoids a warning of "type defaults to int".
4051 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4053 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
4054 bit-fields wider than one bit.
4056 2007-09-20 Jakub Jelinek <jakub@redhat.com>
4059 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
4061 * dbxout.c (dbxout_type): Likewise.
4065 * gimplify.c (gimplify_vla_decl): New function.
4066 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
4068 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
4070 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4072 * doc/invoke.texi (-minterlink-mips16): Document.
4073 * config/mips/mips.opt (minterlink-mips16): New option.
4074 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
4077 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4079 * doc/extend.texi (Attribute Syntax): Remove old speculative
4082 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
4084 * combine.c: Include cgraph.h.
4085 (setup_incoming_promotions): Rework to allow more aggressive
4086 elimination of sign extensions when all call sites of the
4087 current function are known to lie within the current unit.
4089 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4091 * dse.c (find_shift_sequence): No-op rework of control flow.
4093 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
4095 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
4096 GPR for DCmode on 64-bit targets. Remove redundant fallback.
4098 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4100 * cfgexpand.c (dump_stack_var_partition): Use the correct
4101 index for the offset.
4103 2007-09-19 Joseph Myers <joseph@codesourcery.com>
4105 * config/mips/sde.h: Switch to GPLv3.
4107 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
4109 * tree-sra.c (decide_block_copy): Decide if there are groups.
4111 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
4113 * config/m68k/m68k.c (output_move_himode): Remove jump table
4115 config/m68k/m68k.md (lea): Likewise.
4116 * config/m68k/m68k.c (print_operand_address): Use simple pc
4117 relative addressing.
4119 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
4121 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
4122 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
4124 (asm_insn_count): Pass template as second argument to it.
4125 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4126 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4127 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4128 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4129 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4130 (sh_insn_length_adjustment): Pass template as second argument to it.
4131 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
4133 * config/bfin/bfin.md (define_asm_attributes): New.
4135 2007-09-19 Jie Zhang <jie.zhang@analog.com>
4137 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
4139 * config/bfin/print-sysroot-suffix.sh: New.
4140 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
4141 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4142 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4143 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
4144 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4145 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4146 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
4147 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4148 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4149 (linux-sysroot-suffix.h): New target.
4150 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
4151 (mspecld-anomaly): Likewise.
4152 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
4153 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
4154 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
4155 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
4156 (bfin_si_revision): Declare.
4157 (bfin_workarounds): Declare.
4158 (WA_SPECULATIVE_LOADS): Define.
4159 (ENABLE_WA_SPECULATIVE_LOADS): Define.
4160 (WA_SPECULATIVE_SYNCS): Define.
4161 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
4162 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
4163 (LIB_SPEC): Add %s to the linker scripts.
4164 Use proper linker script for bf522, bf525, bf527,
4165 bf538, bf539, bf542, bf544, bf548, and bf549.
4166 * config/bfin/bfin.c (bfin_si_revision): Define.
4167 (bfin_workarounds): Define.
4168 (struct bfin_cpu): New.
4170 (bfin_handle_option): Handle silicon revision part of -mcpu option.
4171 (override_options): Set bfin_workarounds.
4172 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
4173 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
4174 ENABLE_WA_SPECULATIVE_LOADS.
4175 (bfin_reorg): Likewise.
4176 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4177 macros for bf522, bf525, bf527, bf538, bf539,
4178 bf542, bf544, bf548, and bf549.
4179 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
4180 Don't define __ID_SHARED_LIB__ when -msep-data.
4181 (TARGET_DEFAULT): Define as 0.
4182 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
4183 * doc/invoke.texi (Blackfin Options): Document silicon
4184 revision part of -mcpu option and it now accepts bf522, bf525,
4185 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
4187 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4189 * alias.c (memory_modified_1): Deconstify.
4190 (memory_modified_in_insn_p): Don't use const_note_stores.
4191 * rtl.h (const_note_stores): Delete.
4192 * rtlanal.c (const_note_stores): Likewise.
4194 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4196 * dse.c (find_shift_sequence): Temporarily revert to forbidding
4199 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4203 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
4204 (addsi_small_int): Likewise.
4205 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
4206 (one_cmplsi2): Likewise.
4208 (enter_func): Expand insn using hard_frame_pointer_rtx and
4211 * config/fr30/fr30.c (fr30_expand_prologue): Check for
4212 hard_frame_pointer_rtx instead of using REGNO() check.
4213 Properly sign extend GEN_INT() argument.
4215 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4217 * config/m68k/m68k.c (override_options): Remove USE_GAS,
4219 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
4220 alternatives with just jcc.
4221 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
4222 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
4223 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
4224 dbge_hi, dbge_si): Likewise.
4226 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4228 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
4229 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
4230 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
4231 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
4232 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
4234 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4236 * config/m68k/m68k-devices.def (51qe): New device.
4237 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
4238 to all uses of FL_FOR_isa_c for compatibility.
4239 (all_microarchs): Add cfv1 microarchitecture.
4240 (m68k_handle_option): Handle m51qe option.
4241 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
4242 (TUNE_CFV1): New macro.
4243 (enum uarch_type): Add ucfv1.
4244 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
4246 2007-09-18 Richard Guenther <rguenther@suse.de>
4248 PR tree-optimization/31863
4249 * tree-ssa-structalias.c (create_variable_info_for): Always
4250 free the fieldstack.
4252 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
4254 * opts.c (decode_options): Enable vectorization under -O3.
4256 2007-09-18 Richard Guenther <rguenther@suse.de>
4258 PR tree-optimization/33340
4259 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
4260 SSA_NAMEs that occur in abnormal PHI nodes.
4262 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4264 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
4265 Don't use const_get_call_expr_in.
4266 * tree-gimple.c (const_get_call_expr_in): Delete.
4267 * tree-gimple.h (const_get_call_expr_in): Likewise.
4269 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4271 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
4272 not yet have a basic block.
4273 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
4275 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4277 * config/mips/mips.c (mips_file_start): Add ".previous" directives
4278 to both ".section"s.
4280 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4282 * config/mips/mips.c (mips_output_mi_thunk): Use
4283 mips_function_ok_for_sibcall and const_call_insn_operand
4284 to determine if a direct sibcall is allowed. Use
4285 mips_classify_symbol to determine a global pointer is needed.
4287 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4289 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
4291 2007-09-17 Chao-ying Fu <fu@mips.com>
4292 Nigel Stephens <nigel@mips.com>
4294 * config/fixed-bit.h: New file.
4295 * config/fixed-bit.c: New file.
4296 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
4298 2007-09-18 Jakub Jelinek <jakub@redhat.com>
4300 * c-format.h (format_kind_info): Add alloc_char field.
4301 * c-format.c (scanf_flag_specs): Add 'm'.
4302 (scanf_flag_pairs): Add 'a', 'm' pair.
4303 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
4304 (format_types_orig): Add alloc_char fields.
4305 (check_format_info_main): Rename aflag to alloc_flag.
4306 Handle fki->alloc_char. modifier after width and before length
4307 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
4308 length modifiers as well.
4309 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
4312 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
4313 returned by build_call_expr.
4315 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4317 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
4318 NULL for variable-sized records too.
4319 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
4321 2007-09-17 Tom Tromey <tromey@redhat.com>
4323 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
4324 (c_builtin_function): Likewise.
4325 (grokdeclarator): Likewise.
4327 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
4329 PR rtl-optimization/26449
4330 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
4331 (seq_insns_valid_p): Removed.
4333 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4335 * tree-nomudflap.c (gate_mudflap): New static function.
4336 (pass_mudflap_1): Use it as gate function.
4337 (pass_mudflap_2): Likewise.
4339 2007-09-17 Jan Hubicka <jh@suse.cz>
4343 * loop-invariant.c (move_invariant_reg): Unshare sequence.
4345 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
4347 PR tree-optimization/33319
4348 * tree-vect-analyze.c (vect_same_range_drs): New.
4349 (vect_vfa_range_equal): New.
4350 (vect_is_duplicate_ddr): Removed.
4351 (vect_mark_for_runtime_alias_test): Do not perform marking when
4352 optimizing for size or max_param for alias checking is zero.
4353 Move the function before vect_analyze_data_ref_dependence.
4354 (vect_analyze_data_ref_dependence): Add call to
4355 vect_mark_for_runtime_alias_test in two cases when dependence
4357 (vect_analyze_data_ref_dependences): Do not call to
4358 vect_mark_for_runtime_alias_test.
4359 (vect_prune_runtime_alias_test_list): New.
4360 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
4361 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4362 Update vec_outside_cost.
4363 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
4364 (vect_create_cond_for_alias_checks): Build the base address of data
4365 reference from DR_GROUP_FIRST_DR.
4366 (vect_loop_versioning): New.
4367 (vect_transform_loop): Add a call to vect_loop_versioning.
4368 Remove factored out code.
4370 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4373 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
4376 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4378 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
4379 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
4380 Fix the call to insn_rtx_cost. Skip access sizes that require a
4381 real truncation of the store register. Use convert_move instead
4382 of gen_lowpart when narrowing the result.
4383 (replace_read): Use convert_move instead of gen_lowpart when
4384 narrowing the store rhs.
4386 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4388 * config/mips/mips.md (SHORT): Fix long line.
4389 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
4390 to QImode and HImode.
4392 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4394 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
4396 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
4398 * tree-parloops.c: New file.
4399 * tree-ssa-operands.h (free_stmt_operands): Declare.
4400 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
4402 * tree-pass.h (pass_parallelize_loops): Declare.
4403 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
4405 (build_omp_regions_1): Allow analysing just a single OMP region and
4407 ( build_omp_regions_root, omp_expand_local): New functions.
4408 (build_omp_regions): Add argument to build_omp_regions_1 call.
4409 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
4410 autoparallelization is run.
4411 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
4412 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
4413 pass_parallelize_loops): New.
4414 * common.opt (ftree-parallelize-loops): New.
4415 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
4416 parallelize_loops): Declare.
4417 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
4418 * Makefile.in (tree-parloops.o): Added.
4419 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
4421 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
4422 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
4423 one extra edge as well.
4424 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
4425 Use VEC_free to free doms vector.
4426 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
4427 operands. Recompute operand caches in the new function.
4428 (move_sese_region_to_fn): Update loop info.
4429 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
4430 * tree-ssa-operands.c (free_stmt_operands): New function.
4432 * doc/passes.texi: Document autoparallelization.
4433 * doc/invoke.texi (-ftree-parallelize-loops): New option.
4435 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4438 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
4441 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
4443 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
4444 the VEC is not NULL.
4445 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
4446 get_vectype_for_scalar_type succeeded.
4447 (vectorizable_conversion): Likewise.
4449 2007-09-14 Jan Hubicka <jh@suse.cz>
4451 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
4454 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
4457 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
4458 register when operands[2] equals operands[1].
4459 (remainderxf3): Ditto.
4461 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
4462 Nigel Stephens <nigel@mips.com>
4464 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
4465 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
4466 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
4468 (_Unwind_ForcedUnwind): Likewise.
4469 (_Unwind_Resume): Likewise.
4470 (_Unwind_Resume_or_Rethrow): Likewise.
4471 (_Unwind_Backtrace): Likewise.
4472 (_Unwind_SjLj_RaiseException): Likewise.
4473 (_Unwind_SjLj_ForcedUnwind): Likewise.
4474 (_Unwind_SjLj_Resume): Likewise.
4475 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
4476 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
4478 (_Unwind_ForcedUnwind): Likewise.
4479 (_Unwind_Resume): Likewise.
4480 (_Unwind_Resume_or_Rethrow): Likewise.
4481 (_Unwind_Backtrace): Likewise.
4482 * unwind-compat.c (_Unwind_Backtrace): Likewise.
4483 (_Unwind_ForcedUnwind): Likewise.
4484 (_Unwind_RaiseException): Likewise.
4485 (_Unwind_Resume): Likewise.
4486 (_Unwind_Resume_or_Rethrow): Likewise.
4488 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
4489 nomips16 mode when IN_LIBGCC2 with hard float.
4491 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
4493 * config/mips/sdemtk.opt: Update to GPLv3.
4494 * config/mips/sdemtk.h: Likewise.
4496 2007-09-14 Nigel Stephens <nigel@mips.com>
4498 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
4499 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
4500 for mipsisa32-*-linux*.
4502 2007-09-14 Nigel Stephens <nigel@mips.com>
4503 David Ung <davidu@mips.com>
4504 Thiemo Seufer <ths@mips.com>
4505 Richard Sandiford <richard@codesourcery.com>
4507 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
4508 * configure.ac: Add a mipssde threading type.
4509 * configure: Regenerate.
4510 * config/mips/sdemtk.h: New file.
4511 * config/mips/t-sdemtk: Likewise.
4512 * config/mips/sdemtk.opt: Likewise.
4513 * gthr-mipssde.h: Likewise.
4514 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
4515 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
4516 (MIPS_ICACHE_SYNC): New macro, split from ...
4517 * config/mips/mips.md (clear_cache): ...here.
4518 * config/mips/mips.c (mips_save_reg_p): Check
4519 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
4520 (build_mips16_function_stub): Use targetm.strip_name_encoding.
4521 (build_mips16_call_stub): Likewise.
4523 2007-09-14 Richard Sandiford <richard@codesourcery.com>
4525 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
4527 2007-09-14 Jakub Jelinek <jakub@redhat.com>
4530 * config/ia64/ia64.c (find_gr_spill): Don't decrement
4531 current_frame_info.n_local_regs. Don't return emitted local
4533 (ia64_compute_frame_size): Improve unwind hack to put
4534 RP, PFS, FP in that order by allowing some of the registers
4535 been already emitted, as long as they are emitted to the
4538 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4540 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
4541 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
4542 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
4544 2007-09-13 Eric Christopher <echristo@apple.com>
4545 Kenneth Zadeck <zadeck@naturalbridge.com>
4547 * dse.c (find_shift_sequence): New function.
4548 (replace_read): Add case to remove read if it requires shift.
4549 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
4551 2007-09-13 Tom Tromey <tromey@redhat.com>
4553 * c-common.c (fname_as_string): Update.
4554 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
4555 (c_lex_one_token): Update. Add 'parser' argument.
4556 (c_parser_simple_asm_expr): Update.
4557 (c_parser_attributes): Update.
4558 (c_parser_asm_statement): Update.
4559 (c_parser_asm_operands): Update.
4560 (c_parser_peek_token): Update.
4561 (c_parser_peek_2nd_token): Update.
4562 * c-lex.c (c_lex_string_translate): Remove.
4563 (c_lex_return_raw_strings): Likewise.
4564 (c_lex_with_flags): Added 'lex_flags' argument.
4565 (lex_string): Added 'translate' argument.
4566 * c-pragma.h (c_lex_with_flags): Update.
4567 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
4568 (C_LEX_STRING_NO_TRANSLATE): New define.
4569 (C_LEX_RAW_STRINGS): Likewise.
4571 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4574 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
4575 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
4576 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
4577 (bfin_init_builtins): Initialize __builtin_bfin_ones,
4578 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
4579 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
4580 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
4581 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
4582 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
4583 (bdesc_1arg): Add __builtin_bfin_ones.
4584 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
4585 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
4586 and __builtin_bfin_csqu_fr16.
4587 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
4588 (ones): New define_insn.
4589 (ssaddhi3_parts): New define_insn.
4590 (sssubhi3_parts): New define_insn.
4591 (flag_mulhi_parts): New define_insn.
4593 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
4595 * common.opt (femit-class-debug-always): Turn off by default.
4597 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4599 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
4600 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
4602 2007-09-13 James E. Wilson <wilson@specifix.com>
4604 PR tree-optimization/33389
4605 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
4606 then set build_loads before returning.
4608 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
4609 David Ung <davidu@mips.com>
4611 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
4612 {d}addiu and a negative immediate such that it works with MIPS16
4615 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
4618 * configure.ac (ld_vers): Support Linux linker.
4619 * configure: Regenerated.
4621 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4622 Sandra Loosemore <sandra@codesourcery.com>
4624 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
4625 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
4626 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
4627 nomips16 into decl attributes.
4628 (TARGET_INSERT_ATTRIBUTES): Override.
4629 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
4630 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
4631 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
4632 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
4633 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
4634 (mips_use_mips16_mode_p): Reimplement as a function that takes
4635 a decl and considers only decl attributes. If the decl is nested
4636 function, use its parent attributes.
4637 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
4638 instead of SYMBOL_REF_MIPS16_FUNC_P.
4639 (mips_set_mips16_mode): Move call to sorry here from old
4640 mips_use_mips16_mode_p.
4641 (mflip_mips16_entry): New structure.
4642 (mflip_mips16_htab): New variable.
4643 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
4644 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
4645 (mips_merge_decl_attributes): New function.
4646 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
4647 Use mips_use_mips16_mode_p.
4648 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
4649 SYMBOL_REF_MIPS16_FUNC_P.
4650 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
4652 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4654 * c-parser.c (c_parser_struct_declaration): Check for a null return.
4656 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4659 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
4661 2007-09-12 Michael Meissner <michael.meissner@amd.com>
4662 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4663 Tony Linthicum <tony.linthicum@amd.com>
4665 * tree.h (function_args_iterator): New type to iterate over
4667 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
4668 function arguments providing a pointer to the argument.
4669 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
4670 function arguments providing the argument.
4671 (function_args_iter_init): Inline function to initialize
4672 function_args_iterator.
4673 (function_args_iter_cond_ptr): Inline function to return the next
4674 pointer to hold the argument.
4675 (function_args_iter_cond): Inline function to return the next
4677 (function_args_iter_cond_next): Advance the function args
4679 (stdarg_p): New function, return true if variable argument
4681 (prototype_p): New function, return true if function is
4683 (function_args_count): New function, count the number of arguments
4686 * tree.c (stdarg_p): New function, return true if variable
4688 (prototype_p): New function, return true if function is
4691 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4692 (TARGET_ROUND): New macro for the round/ptest instructions which
4693 are shared between SSE4.1 and SSE5.
4694 (OPTION_MASK_ISA_ROUND): Ditto.
4695 (OPTION_ISA_ROUND): Ditto.
4696 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4697 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4699 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4700 (-mfused-madd): New switch to give users control over whether the
4701 compiler optimizes to use the multiply/add SSE5 instructions.
4703 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
4704 m_ATHLON_K8_AMDFAM10, and change all uses.
4705 (enum pta_flags): Add PTA_SSE5.
4706 (ix86_handle_option): Turn off 3dnow if -msse5.
4707 (override_options): Add SSE5 support.
4708 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4710 (ix86_expand_sse_movcc): Add SSE5 support.
4711 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4712 vector type to the next largest size.
4713 (ix86_expand_sse5_pack): New function to use pperm to pack a
4714 vector type to the next smallest size.
4715 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4716 (IX86_BUILTIN_FMADDSD): Ditto.
4717 (IX86_BUILTIN_FMADDPS): Ditto.
4718 (IX86_BUILTIN_FMADDPD): Ditto.
4719 (IX86_BUILTIN_FMSUBSS): Ditto.
4720 (IX86_BUILTIN_FMSUBSD): Ditto.
4721 (IX86_BUILTIN_FMSUBPS): Ditto.
4722 (IX86_BUILTIN_FMSUBPD): Ditto.
4723 (IX86_BUILTIN_FNMADDSS): Ditto.
4724 (IX86_BUILTIN_FNMADDSD): Ditto.
4725 (IX86_BUILTIN_FNMADDPS): Ditto.
4726 (IX86_BUILTIN_FNMADDPD): Ditto.
4727 (IX86_BUILTIN_FNMSUBSS): Ditto.
4728 (IX86_BUILTIN_FNMSUBSD): Ditto.
4729 (IX86_BUILTIN_FNMSUBPS): Ditto.
4730 (IX86_BUILTIN_FNMSUBPD): Ditto.
4731 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4732 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4733 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4734 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4735 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4736 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4737 (IX86_BUILTIN_PPERM): Ditto.
4738 (IX86_BUILTIN_PERMPS): Ditto.
4739 (IX86_BUILTIN_PERMPD): Ditto.
4740 (IX86_BUILTIN_PMACSSWW): Ditto.
4741 (IX86_BUILTIN_PMACSWW): Ditto.
4742 (IX86_BUILTIN_PMACSSWD): Ditto.
4743 (IX86_BUILTIN_PMACSWD): Ditto.
4744 (IX86_BUILTIN_PMACSSDD): Ditto.
4745 (IX86_BUILTIN_PMACSDD): Ditto.
4746 (IX86_BUILTIN_PMACSSDQL): Ditto.
4747 (IX86_BUILTIN_PMACSSDQH): Ditto.
4748 (IX86_BUILTIN_PMACSDQL): Ditto.
4749 (IX86_BUILTIN_PMACSDQH): Ditto.
4750 (IX86_BUILTIN_PMADCSSWD): Ditto.
4751 (IX86_BUILTIN_PMADCSWD): Ditto.
4752 (IX86_BUILTIN_PHADDBW): Ditto.
4753 (IX86_BUILTIN_PHADDBD): Ditto.
4754 (IX86_BUILTIN_PHADDBQ): Ditto.
4755 (IX86_BUILTIN_PHADDWD): Ditto.
4756 (IX86_BUILTIN_PHADDWQ): Ditto.
4757 (IX86_BUILTIN_PHADDDQ): Ditto.
4758 (IX86_BUILTIN_PHADDUBW): Ditto.
4759 (IX86_BUILTIN_PHADDUBD): Ditto.
4760 (IX86_BUILTIN_PHADDUBQ): Ditto.
4761 (IX86_BUILTIN_PHADDUWD): Ditto.
4762 (IX86_BUILTIN_PHADDUWQ): Ditto.
4763 (IX86_BUILTIN_PHADDUDQ): Ditto.
4764 (IX86_BUILTIN_PHSUBBW): Ditto.
4765 (IX86_BUILTIN_PHSUBWD): Ditto.
4766 (IX86_BUILTIN_PHSUBDQ): Ditto.
4767 (IX86_BUILTIN_PROTB): Ditto.
4768 (IX86_BUILTIN_PROTW): Ditto.
4769 (IX86_BUILTIN_PROTD): Ditto.
4770 (IX86_BUILTIN_PROTQ): Ditto.
4771 (IX86_BUILTIN_PROTB_IMM): Ditto.
4772 (IX86_BUILTIN_PROTW_IMM): Ditto.
4773 (IX86_BUILTIN_PROTD_IMM): Ditto.
4774 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4775 (IX86_BUILTIN_PSHLB): Ditto.
4776 (IX86_BUILTIN_PSHLW): Ditto.
4777 (IX86_BUILTIN_PSHLD): Ditto.
4778 (IX86_BUILTIN_PSHLQ): Ditto.
4779 (IX86_BUILTIN_PSHAB): Ditto.
4780 (IX86_BUILTIN_PSHAW): Ditto.
4781 (IX86_BUILTIN_PSHAD): Ditto.
4782 (IX86_BUILTIN_PSHAQ): Ditto.
4783 (IX86_BUILTIN_FRCZSS): Ditto.
4784 (IX86_BUILTIN_FRCZSD): Ditto.
4785 (IX86_BUILTIN_FRCZPS): Ditto.
4786 (IX86_BUILTIN_FRCZPD): Ditto.
4787 (IX86_BUILTIN_CVTPH2PS): Ditto.
4788 (IX86_BUILTIN_CVTPS2PH): Ditto.
4789 (IX86_BUILTIN_COMEQSS): Ditto.
4790 (IX86_BUILTIN_COMNESS): Ditto.
4791 (IX86_BUILTIN_COMLTSS): Ditto.
4792 (IX86_BUILTIN_COMLESS): Ditto.
4793 (IX86_BUILTIN_COMGTSS): Ditto.
4794 (IX86_BUILTIN_COMGESS): Ditto.
4795 (IX86_BUILTIN_COMUEQSS): Ditto.
4796 (IX86_BUILTIN_COMUNESS): Ditto.
4797 (IX86_BUILTIN_COMULTSS): Ditto.
4798 (IX86_BUILTIN_COMULESS): Ditto.
4799 (IX86_BUILTIN_COMUGTSS): Ditto.
4800 (IX86_BUILTIN_COMUGESS): Ditto.
4801 (IX86_BUILTIN_COMORDSS): Ditto.
4802 (IX86_BUILTIN_COMUNORDSS): Ditto.
4803 (IX86_BUILTIN_COMFALSESS): Ditto.
4804 (IX86_BUILTIN_COMTRUESS): Ditto.
4805 (IX86_BUILTIN_COMEQSD): Ditto.
4806 (IX86_BUILTIN_COMNESD): Ditto.
4807 (IX86_BUILTIN_COMLTSD): Ditto.
4808 (IX86_BUILTIN_COMLESD): Ditto.
4809 (IX86_BUILTIN_COMGTSD): Ditto.
4810 (IX86_BUILTIN_COMGESD): Ditto.
4811 (IX86_BUILTIN_COMUEQSD): Ditto.
4812 (IX86_BUILTIN_COMUNESD): Ditto.
4813 (IX86_BUILTIN_COMULTSD): Ditto.
4814 (IX86_BUILTIN_COMULESD): Ditto.
4815 (IX86_BUILTIN_COMUGTSD): Ditto.
4816 (IX86_BUILTIN_COMUGESD): Ditto.
4817 (IX86_BUILTIN_COMORDSD): Ditto.
4818 (IX86_BUILTIN_COMUNORDSD): Ditto.
4819 (IX86_BUILTIN_COMFALSESD): Ditto.
4820 (IX86_BUILTIN_COMTRUESD): Ditto.
4821 (IX86_BUILTIN_COMEQPS): Ditto.
4822 (IX86_BUILTIN_COMNEPS): Ditto.
4823 (IX86_BUILTIN_COMLTPS): Ditto.
4824 (IX86_BUILTIN_COMLEPS): Ditto.
4825 (IX86_BUILTIN_COMGTPS): Ditto.
4826 (IX86_BUILTIN_COMGEPS): Ditto.
4827 (IX86_BUILTIN_COMUEQPS): Ditto.
4828 (IX86_BUILTIN_COMUNEPS): Ditto.
4829 (IX86_BUILTIN_COMULTPS): Ditto.
4830 (IX86_BUILTIN_COMULEPS): Ditto.
4831 (IX86_BUILTIN_COMUGTPS): Ditto.
4832 (IX86_BUILTIN_COMUGEPS): Ditto.
4833 (IX86_BUILTIN_COMORDPS): Ditto.
4834 (IX86_BUILTIN_COMUNORDPS): Ditto.
4835 (IX86_BUILTIN_COMFALSEPS): Ditto.
4836 (IX86_BUILTIN_COMTRUEPS): Ditto.
4837 (IX86_BUILTIN_COMEQPD): Ditto.
4838 (IX86_BUILTIN_COMNEPD): Ditto.
4839 (IX86_BUILTIN_COMLTPD): Ditto.
4840 (IX86_BUILTIN_COMLEPD): Ditto.
4841 (IX86_BUILTIN_COMGTPD): Ditto.
4842 (IX86_BUILTIN_COMGEPD): Ditto.
4843 (IX86_BUILTIN_COMUEQPD): Ditto.
4844 (IX86_BUILTIN_COMUNEPD): Ditto.
4845 (IX86_BUILTIN_COMULTPD): Ditto.
4846 (IX86_BUILTIN_COMULEPD): Ditto.
4847 (IX86_BUILTIN_COMUGTPD): Ditto.
4848 (IX86_BUILTIN_COMUGEPD): Ditto.
4849 (IX86_BUILTIN_COMORDPD): Ditto.
4850 (IX86_BUILTIN_COMUNORDPD): Ditto.
4851 (IX86_BUILTIN_COMFALSEPD): Ditto.
4852 (IX86_BUILTIN_COMTRUEPD): Ditto.
4853 (IX86_BUILTIN_PCOMEQUB): Ditto.
4854 (IX86_BUILTIN_PCOMNEUB): Ditto.
4855 (IX86_BUILTIN_PCOMLTUB): Ditto.
4856 (IX86_BUILTIN_PCOMLEUB): Ditto.
4857 (IX86_BUILTIN_PCOMGTUB): Ditto.
4858 (IX86_BUILTIN_PCOMGEUB): Ditto.
4859 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4860 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4861 (IX86_BUILTIN_PCOMEQUW): Ditto.
4862 (IX86_BUILTIN_PCOMNEUW): Ditto.
4863 (IX86_BUILTIN_PCOMLTUW): Ditto.
4864 (IX86_BUILTIN_PCOMLEUW): Ditto.
4865 (IX86_BUILTIN_PCOMGTUW): Ditto.
4866 (IX86_BUILTIN_PCOMGEUW): Ditto.
4867 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4868 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4869 (IX86_BUILTIN_PCOMEQUD): Ditto.
4870 (IX86_BUILTIN_PCOMNEUD): Ditto.
4871 (IX86_BUILTIN_PCOMLTUD): Ditto.
4872 (IX86_BUILTIN_PCOMLEUD): Ditto.
4873 (IX86_BUILTIN_PCOMGTUD): Ditto.
4874 (IX86_BUILTIN_PCOMGEUD): Ditto.
4875 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4876 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4877 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4878 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4879 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4880 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4881 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4882 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4883 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4884 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4885 (IX86_BUILTIN_PCOMEQB): Ditto.
4886 (IX86_BUILTIN_PCOMNEB): Ditto.
4887 (IX86_BUILTIN_PCOMLTB): Ditto.
4888 (IX86_BUILTIN_PCOMLEB): Ditto.
4889 (IX86_BUILTIN_PCOMGTB): Ditto.
4890 (IX86_BUILTIN_PCOMGEB): Ditto.
4891 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4892 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4893 (IX86_BUILTIN_PCOMEQW): Ditto.
4894 (IX86_BUILTIN_PCOMNEW): Ditto.
4895 (IX86_BUILTIN_PCOMLTW): Ditto.
4896 (IX86_BUILTIN_PCOMLEW): Ditto.
4897 (IX86_BUILTIN_PCOMGTW): Ditto.
4898 (IX86_BUILTIN_PCOMGEW): Ditto.
4899 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4900 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4901 (IX86_BUILTIN_PCOMEQD): Ditto.
4902 (IX86_BUILTIN_PCOMNED): Ditto.
4903 (IX86_BUILTIN_PCOMLTD): Ditto.
4904 (IX86_BUILTIN_PCOMLED): Ditto.
4905 (IX86_BUILTIN_PCOMGTD): Ditto.
4906 (IX86_BUILTIN_PCOMGED): Ditto.
4907 (IX86_BUILTIN_PCOMFALSED): Ditto.
4908 (IX86_BUILTIN_PCOMTRUED): Ditto.
4909 (IX86_BUILTIN_PCOMEQQ): Ditto.
4910 (IX86_BUILTIN_PCOMNEQ): Ditto.
4911 (IX86_BUILTIN_PCOMLTQ): Ditto.
4912 (IX86_BUILTIN_PCOMLEQ): Ditto.
4913 (IX86_BUILTIN_PCOMGTQ): Ditto.
4914 (IX86_BUILTIN_PCOMGEQ): Ditto.
4915 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4916 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4917 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
4918 OPTION_MASK_ISA_ROUND for instructions that are shared between
4920 (bdesc_2arg): Ditto.
4921 (bdesc_sse_3arg): Ditto.
4922 (enum multi_arg_type): New enum for describing the various SSE5
4923 intrinsic argument types.
4924 (bdesc_multi_arg): New table for SSE5 intrinsics.
4925 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4926 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4928 (ix86_expand_builtin): Add SSE5 intrinsic support.
4929 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4930 operand instructions.
4931 (ix86_expand_sse5_multiple_memory): New function to split the
4932 second memory reference from SSE5 instructions.
4933 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4934 (ix86_return_pops_args): Use stdarg_p to determine if the function
4935 has variable arguments.
4936 (ix86_setup_incoming_varargs): Ditto.
4937 (x86_this_parameter): Ditto.
4939 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4941 (ix86_expand_sse5_pack): Ditto.
4942 (ix86_sse5_valid_op_p): Ditto.
4943 (ix86_expand_sse5_multiple_memory): Ditto.
4945 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4946 constant for SSE5 support.
4947 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4948 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4949 (UNSPEC_SSE5_PERMUTE): Ditto.
4950 (UNSPEC_SSE5_ASHIFT): Ditto.
4951 (UNSPEC_SSE5_LSHIFT): Ditto.
4952 (UNSPEC_FRCZ): Ditto.
4953 (UNSPEC_CVTPH2PS): Ditto.
4954 (UNSPEC_CVTPS2PH): Ditto.
4955 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4957 (COM_FALSE_S): Ditto.
4958 (COM_FALSE_P): Ditto.
4959 (COM_TRUE_S): Ditto.
4960 (COM_TRUE_P): Ditto.
4961 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4962 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4964 (memory attribute): Ditto.
4965 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4966 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4967 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4968 (floor<mode>2): Ditto.
4969 (ceil<mode>2): Ditto.
4970 (btrunc<mode>2): Ditto.
4971 (nearbyintdf2): Ditto.
4972 (nearbyintsf2): Ditto.
4973 (sse_setccsf): Disable if SSE5.
4974 (sse_setccdf): Ditto.
4975 (sse5_setcc<mode>): New support for SSE5 conditional move.
4976 (sse5_pcmov_<mode>): Ditto.
4978 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4980 (SSEMODEF2P): Ditto.
4981 (ssemodesuffixf4): New mode attribute for SSE5.
4982 (ssemodesuffixf2s): Ditto.
4983 (ssemodesuffixf2c): Ditto.
4984 (sserotatemax): Ditto.
4985 (ssescalarmode): Ditto.
4986 (sse_maskcmpv4sf3): Disable if SSE5.
4987 (sse_maskcmpv2df3): Ditto.
4988 (sse_vmmaskcmpv4sf3): Ditto.
4989 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
4991 (sse5_vmfmadd<mode>4): Ditto.
4992 (sse5_fmsub<mode>4): Ditto.
4993 (sse5_vmfmsub<mode>4): Ditto.
4994 (sse5_fnmadd<mode>4): Ditto.
4995 (sse5_vmfnmadd<mode>4): Ditto.
4996 (sse5_fnmsub<mode>4): Ditto.
4997 (sse5_vmfnmsub<mode>4): Ditto.
4998 (sse5i_fmadd<mode>4): Ditto.
4999 (sse5i_fmsub<mode>4): Ditto.
5000 (sse5i_fnmadd<mode>4): Ditto.
5001 (sse5i_fnmsub<mode>4): Ditto.
5002 (sse5i_vmfmadd<mode>4): Ditto.
5003 (sse5i_vmfmsub<mode>4): Ditto.
5004 (sse5i_vmfnmadd<mode>4): Ditto.
5005 (sse5i_vmfnmsub<mode>4): Ditto.
5006 (mulv16qi3): Add SSE5 support.
5008 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5009 (sse2_mulv4si3): Disable if SSE5.
5010 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5011 (sse4_1_roundps): Ditto.
5012 (sse4_1_roundsd): Ditto.
5013 (sse4_1_roundss): Ditto.
5014 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5016 (sse_maskcmpsf3): Ditto.
5017 (sse_vmmaskcmpv4sf3): Ditto.
5018 (sse2_maskcmpv2df3): Ditto.
5019 (sse2_maskcmpdf3): Ditto.
5020 (sse2_vmmaskcmpv2df3): Ditto.
5021 (sse2_eq<mode>3): Ditto.
5022 (sse2_gt<mode>3): Ditto.
5023 (sse5_pcmov_<mode>): Add SSE5 support.
5024 (vec_unpacku_hi_v16qi): Ditto.
5025 (vec_unpacks_hi_v16qi): Ditto.
5026 (vec_unpacku_lo_v16qi): Ditto.
5027 (vec_unpacks_lo_v16qi): Ditto.
5028 (vec_unpacku_hi_v8hi): Ditto.
5029 (vec_unpacks_hi_v8hi): Ditto.
5030 (vec_unpacku_lo_v8hi): Ditto.
5031 (vec_unpacks_lo_v8hi): Ditto.
5032 (vec_unpacku_hi_v4si): Ditto.
5033 (vec_unpacks_hi_v4si): Ditto.
5034 (vec_unpacku_lo_v4si): Ditto.
5035 (vec_unpacks_lo_v4si): Ditto.
5036 (sse5_pmacsww): New SSE5 intrinsic insn.
5037 (sse5_pmacssww): Ditto.
5038 (sse5_pmacsdd): Ditto.
5039 (sse5_pmacssdd): Ditto.
5040 (sse5_pmacssdql): Ditto.
5041 (sse5_pmacssdqh): Ditto.
5042 (sse5_pmacsdqh): Ditto.
5043 (sse5_pmacsswd): Ditto.
5044 (sse5_pmacswd): Ditto.
5045 (sse5_pmadcsswd): Ditto.
5046 (sse5_pmadcswd): Ditto.
5047 (sse5_pcmov_<move>): Conditional move support on SSE5.
5048 (sse5_phaddbw): New SSE5 intrinsic insn.
5049 (sse5_phaddbd): Ditto.
5050 (sse5_phaddbq): Ditto.
5051 (sse5_phaddwd): Ditto.
5052 (sse5_phaddwq): Ditto.
5053 (sse5_phadddq): Ditto.
5054 (sse5_phaddubw): Ditto.
5055 (sse5_phaddubd): Ditto.
5056 (sse5_phaddubq): Ditto.
5057 (sse5_phadduwd): Ditto.
5058 (sse5_phadduwq): Ditto.
5059 (sse5_phaddudq): Ditto.
5060 (sse5_phsubbw): Ditto.
5061 (sse5_phsubwd): Ditto.
5062 (sse5_phsubdq): Ditto.
5063 (sse5_pperm): Ditto.
5064 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5065 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5066 (sse5_pperm_sign_v8hi_v4si): Ditto.
5067 (sse5_pperm_zero_v8hi_v4si): Ditto.
5068 (sse5_pperm_sign_v4si_v2di): Ditto.
5069 (sse5_pperm_sign_v4si_v2di): Ditto.
5070 (sse5_pperm_pack_v2di_v4si): Ditto.
5071 (sse5_pperm_pack_v4si_v8hi): Ditto.
5072 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5073 (sse5_perm<mode>): New SSE5 intrinsic insn.
5074 (rotl<mode>3): Ditto.
5075 (sse5_rotl<mode>3): Ditto.
5076 (sse5_ashl<mode>3): Ditto.
5077 (sse5_lshl<mode>3): Ditto.
5078 (sse5_frcz<mode>2): Ditto.
5079 (sse5s_frcz<mode>2): Ditto.
5080 (sse5_cvtph2ps): Ditto.
5081 (sse5_cvtps2ph): Ditto.
5082 (sse5_vmmaskcmp<mode>3): Ditto.
5083 (sse5_com_tf<mode>3): Ditto.
5084 (sse5_maskcmp<mode>3): Ditto.
5085 (sse5_maskcmp_uns<mode>3): Ditto.
5086 (sse5_maskcmp_uns2<mode>3): Ditto.
5087 (sse5_pcom_tf<mode>3): Ditto.
5089 * config/i386/predicates.md (const_0_to_31_operand): New predicate
5091 (sse5_comparison_float_operator): New predicate to match the
5092 comparison operators supported by the SSE5 com instruction.
5093 (ix86_comparison_int_operator): New predicate to match just the
5094 signed int comparisons.
5095 (ix86_comparison_uns_operator): New predicate to match just the
5096 unsigned int comparisons.
5098 * doc/invoke.texi (-msse5): Add documentation.
5099 (-mfused-madd): Ditto.
5101 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5103 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5105 (x86_64-*-*): Ditto.
5107 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5109 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5110 intrinisics for SSE5.
5112 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5115 * config/i386/mmintrin-common.h: New file, to contain common
5116 instructions between SSE4.1 and SSE5.
5118 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5119 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5120 (gen_regparm_prefix): Ditto.
5122 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5123 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5124 prototype_p to determine if a function is prototyped.
5126 2007-09-12 Janis Johnson <janis187@us.ibm.com>
5128 * config/dfp-bit.c (dfp_conversion_exception): New function.
5129 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
5130 (DFP_TO_INT): Ditto.
5131 (INT_TO_DFP): Ditto.
5132 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
5134 2007-09-12 Jakub Jelinek <jakub@redhat.com>
5137 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
5138 before sp restoration even when total_size is 0, but
5139 frame_pointer_needed.
5141 2007-09-12 Bob Wilson <bob.wilson@acm.org>
5143 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
5144 (xtensa_copy_incoming_a7): Use start_sequence instead of
5145 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
5146 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
5147 of the saveregs sequence.
5149 2007-09-12 Richard Sandiford <richard@codesourcery.com>
5151 * c-tree.h (grokfield): Add a "tree *" argument.
5152 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
5153 Chain nested decl attributes to it. Don't call decl_attributes here.
5154 (groktypename): Pass grokdeclarator a pointer to the attribute list.
5155 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
5156 (grokfield): Take a pointer to the decl's attributes and pass
5157 it to grokdeclarator.
5158 * c-parser.c (c_parser_struct_declaration): Update the calls to
5159 grokfield. Call decl_attributes for anonymous struct and union
5162 2007-09-12 Jan Hubicka <jh@suse.cz>
5164 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
5166 2007-09-12 Ira Rosen <irar@il.ibm.com>
5168 PR tree-optimization/32377
5169 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
5170 between positive and negative dependence distance using DDR_REVERSED_P.
5172 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
5174 PR tree-optimization/33373
5175 * tree-vect-analyze (vect_determine_vectorization_factor): Call
5176 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
5178 2007-09-12 Jan Hubicka <jh@suse.cz>
5181 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
5184 2007-09-12 Christian Bruel <christian.bruel@st.com>
5186 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
5187 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
5189 2007-09-12 Ira Rosen <irar@il.ibm.com>
5191 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
5192 for oprnd1 if not required.
5193 (vectorizable_operation): Use scalar operand in SLP in case of
5194 shift with scalar argument.
5196 2007-09-12 Ira Rosen <irar@il.ibm.com>
5198 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
5201 2007-09-11 James E. Wilson <wilson@specifix.com>
5203 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
5204 TARGET_UNWIND_INFO is defined.
5205 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
5208 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
5210 * config/sh/sh.c (calc_live_regs): Use
5211 current_function_saves_all_registers instead of
5212 current_function_has_nonlocal_label.
5213 (sh_allocate_initial_value): Likewise.
5214 (sh_get_pr_initial_val): Likewise.
5215 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
5216 * config/sh/sh.md (load_ra): Likewise.
5218 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
5220 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
5223 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
5224 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
5226 2007-09-12 Sa Liu <saliu@de.ibm.com>
5228 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
5229 operands to DFmode GE or LE compares.
5231 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5233 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
5234 REG_CLASS_NAMES): Add P0REGS.
5235 (REGNO_REG_CLASS): Return it where appropriate.
5236 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
5237 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
5238 * doc/md.texi (Blackfin family): Document 'q' constraints.
5240 2007-09-11 Steve Kenton <skenton@ou.edu>
5242 * pa/linux-unwind.h: Guard with inhibit_libc.
5243 * pa/hpux-unwind.h: Likewise.
5245 2007-09-11 David Daney <ddaney@avtrex.com>
5247 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
5248 * doc/install.texi: Document new --with-llsc and --without-llsc
5250 * config.gcc: Handle --with-llsc and --without-llsc configure options.
5251 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
5252 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
5254 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5255 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5256 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5257 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5258 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
5259 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
5260 * config/mips/mips.opt (mllsc): New option.
5261 * config/mips/mips.c (mips_llsc): Define variable.
5262 (mips_handle_option): Handle mllsc option.
5263 (override_options): Set mips_print_operand_punct for '|' and '-'.
5264 (print_operand): Add new %| and %- operand codes.
5265 * config/mips/mips.h (mips_llsc_setting): New enum type.
5266 (mips_llsc): Declare.
5267 (OPTION_DEFAULT_SPECS): Add llsc handling.
5268 (GENERATE_SYNC): New macro.
5269 (GENERATE_LL_SC): New macro.
5270 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5271 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5272 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
5273 in %| and %- operand codes.
5275 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
5277 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
5278 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
5280 2007-09-11 Jason Merrill <jason@redhat.com>
5283 * stor-layout.c (layout_decl): Do pack variable size fields.
5285 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
5287 * config/m68k/predicates.md (movsi_const0_operand,
5288 non_symbolic_call_operand): New predicates.
5290 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
5292 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
5293 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
5294 CW, CZ, CS, Ap and Ac.
5296 * config/m68k/m68k.md (UNSPEC_IB): New constant.
5297 (constraints.md): New include.
5298 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
5299 opx_mem, opy_mem, op_mem, guess, split): New attributes.
5300 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
5302 (pushdi): Add split.
5303 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
5304 attributes. Split tstsi_internal_68020_cf from it.
5305 (tstsi_internal_68020_cf): New pattern.
5306 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
5307 (tst<mode>_cf): Specify attributea.
5308 (cmpsi_cf): Name pattern. Specify attributes.
5309 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
5310 (pushexthisi_const): Fix to use alternatives. Specify
5312 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
5313 from it. Fix to use alternatives. Specify attributes.
5314 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
5315 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
5317 (movsf_cf_soft): Specify attributes.
5318 (movdf_cf_soft): Add split.
5319 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
5320 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
5321 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
5322 (truncdfsf2_68881): Name pattern. Specify attributes.
5323 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
5324 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
5325 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
5327 (addsi3_5200): Fix to use alternatives. Specify attributes.
5329 (add<mode>3_cf, subdi_dishl32): Specify attributes.
5330 (subsi3): Add alternative for subq.l. Specify attributes.
5331 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
5332 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
5334 (umulhisi3): Specify attributes.
5335 (mulhisisi3_z): Name pattern. Specify attributes.
5336 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
5337 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
5338 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
5339 bsetmemqi): Specify attributes.
5340 (bsetmemqi_ext): Name pattern. Specify attributes.
5341 (bclrmemqi): Specify attributes.
5342 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
5343 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
5345 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
5346 pattern. Specify attributes.
5347 (jump): Specify attributes.
5348 (tablejump_internal): Name pattern. Specify attributes.
5349 (call_value): Split into non_symbolic_call_value,
5350 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
5351 alternatives. Specify attributes.
5352 (non_symbolic_call_value, symbolic_call_value_jsr,
5353 symbolic_call_value_bsr): New patterns.
5354 (nop, return, unlink, indirect_jump): Specify attributes.
5355 (trap): Fix condition. Specify attributes.
5358 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
5359 (override_options): Initialize it. Initialize m68k_sched_cpu.
5360 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
5361 (const_method): Make global, rename to m68k_const_method.
5362 (const_int_cost, output_move_const_into_data_reg): Update.
5363 (output_move_double): Parametrize to emit rtl code, rename to
5365 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
5366 emit_movsi): New static functions.
5367 (output_move_double): New function with semantics of old
5369 (m68k_emit_move_double): New function.
5370 (m68k_sched_cpu): New variable.
5371 (attr_op_type): New enum.
5372 (sched_guess_p): New variable.
5373 (sched_address_type, sched_operand_type, sched_attr_op_type):
5374 New static functions.
5375 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5376 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
5377 (sched_branch_type): New static variable.
5378 (m68k_sched_branch_type): New function.
5379 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
5380 (m68k_symbolic_call_var): Declare.
5381 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
5382 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
5383 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5384 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
5387 2007-09-11 Jakub Jelinek <jakub@redhat.com>
5389 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
5390 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
5391 error if __builtin_va_arg_pack_len () wasn't optimized out during
5393 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
5394 with the number of inline's anonymous arguments.
5395 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
5397 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
5399 * fold-const.c (extract_muldiv_1): Do not simplify
5402 2007-09-11 Jan Hubicka <jh@suse.cz>
5404 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
5405 (TARGET_INTER_UNIT_CONVERSIONS): New.
5406 * i386.md (floatsi expanders): Remove redundant check for SImode
5407 source; offload to memory when asked for.
5408 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
5409 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5411 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
5412 floatsidf2_mixed_memory, floatsidf2_sse_memory
5413 floatdisf2_mixed_memory, floatsisf2_sse_memory,
5414 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
5416 2007-09-11 Jan Hubicka <jh@suse.cz>
5418 * toplev.c (process_options): all frontends now do unit-at-a-time.
5419 * cgraphunit.c: update comments.
5420 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
5421 * c-decl.c (finish_function): use cgraph_add_new_function.
5422 * function.c (expand_function_end): We are always unit-at-a-time.
5424 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5426 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
5427 settings for MIPS16.
5428 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
5430 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5432 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
5433 SYMBOL_FORCE_TO_MEM constants.
5434 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
5435 (mips16_rewrite_pool_refs_info): New structure.
5436 (mips16_rewrite_pool_constant): New function, split out from...
5437 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
5438 mips16_rewrite_pool_refs_info structure rather than a pointer
5439 to a constant pool. Force force_to_mem_operands into memory.
5440 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
5441 * config/mips/predicates.md (force_to_mem_operand): New predicate.
5442 * config/mips/constraints.md (kf): New constraint.
5443 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
5444 (*movsi_mips16): Likewise.
5446 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5447 Nigel Stephens <nigel@mips.com>
5448 David Ung <davidu@mips.com>
5450 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
5451 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
5452 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
5453 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
5454 (mips_zero_extend_cost): New functions.
5455 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
5456 Use the new functions. Tweak many cost estimates, both here
5457 and in the new subroutines. Return false when the cost of the
5458 operands has not been calculated. Check for *clear_upper32.
5459 Check for floating-point multiply-add, reciprocal and rsqrt
5460 patterns. Handle comparison and rotation codes.
5462 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
5464 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
5466 * config/i386/i386.c (get_dllimport_decl): Don't strip
5469 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5472 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
5473 declarations to top.
5474 (DFP_TO_BFP): Use for either XFmode or TFmode.
5475 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
5477 * config/dfp-bit.h: Include float.h.
5478 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
5479 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
5480 which doesn't mean the same thing.
5481 (BFP_KIND): Use 4 to mean TFmode.
5482 (BFP_FMT): Specify the number of decimal digits based on the
5483 number of mantissa digits.
5484 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
5485 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
5486 (STR_TO_BFP): Use strtold for XFmode or TFmode.
5487 (TFtype): Define if TFmode is supported.
5488 * doc/libgcc.texi (Decimal float library routines): Document
5489 TF conversion functions.
5491 2007-09-10 Chao-ying Fu <fu@mips.com>
5493 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
5494 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5495 (mips_emit_compare): Process fixed-point modes.
5496 (mips_pad_arg_upward): Support fixed-point types.
5497 (override_options): Allow fixed-point modes in accumulators.
5498 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
5499 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
5500 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
5501 (mips_scalar_mode_supported_p): New function to accept fixed-point
5502 modes if the width is not greater than two BITS_PER_WORD.
5503 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
5504 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
5505 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5506 LONG_LONG_ACCUM_TYPE_SIZE): Define.
5507 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
5509 ("IMODE"): New mode attribute.
5510 (mips-fixed.md): Include.
5511 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
5513 * config/mips/mips-fixed.md: New file.
5515 2007-09-11 Ben Elliston <bje@au.ibm.com>
5517 * config/spu/spu.md: Formatting fixes.
5519 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5521 * config/dfp-bit.c (dfp_unary_func): Delete.
5522 (dfp_unary_op): Delete.
5523 (dfp_binary_op): Use decFloat functions instead of decNumber
5524 functions for binary operations.
5525 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
5526 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
5528 (dfp_compare_op): Use decFloat functions insteadof decNumber
5529 functions for comparisons.
5530 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
5531 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
5533 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
5534 call to dxx_binary_op and decFloat function.
5535 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
5536 calls to dxx_binary_op and decFloat function.
5537 * config/dfp-bit.h: Include decFloat header files.
5538 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
5539 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
5540 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
5541 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
5543 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
5544 Jan Sjodin <jan.sjodin@amd.com>
5546 * tree-vect-analyze.c (vect_analyze_operations): Change
5547 comparison of loop iterations with threshold to less than
5548 or equal to instead of less than. Reduce
5549 min_scalar_loop_bound by one.
5550 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5551 Change prologue and epilogue iterations estimate to vf/2,
5552 when unknown at compile-time. Change versioning guard
5553 cost to taken_branch_cost. If peeling for alignment is
5554 unknown at compile-time, change peel guard costs to one
5555 taken branch and one not-taken branch per peeled loop.
5556 If peeling for alignment is known but number of scalar loop
5557 iterations is unknown at compile-time, change peel guard
5558 costs to one taken branch per peeled loop. Change the cost
5559 model equation to consider vector iterations as the loop
5560 iterations less the prologue and epilogue iterations.
5561 Change outside vector cost check to less than or equal to
5562 zero instead of equal to zero.
5563 (vect_do_peeling_for_loop_bound): Reduce
5564 min_scalar_loop_bound by one.
5565 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
5566 TARG_COND_NOT_TAKEN_BRANCH_COST.
5567 * config/i386/i386.h (processor_costs): Add
5568 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
5569 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
5570 vec_align_load_cost, vect_unalign_load_cost,
5571 vec_store_cost, cond_taken_branch_cost,
5572 cond_not_taken_branch_cost.
5573 Define macros for x86 costs.
5574 * config/i386/i386.c:
5575 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
5576 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
5577 scalar_to_vec_cost, vec_align_load_cost,
5578 vect_unalign_load_cost, vec_store_cost,
5579 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
5580 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
5581 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
5582 core2_cost, generic64_cost, generic32_cost): Set to default
5584 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
5585 (x86_builtin_vectorization_cost): New.
5587 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5588 Ben Elliston <bje@au.ibm.com>
5590 * dfp.c: Include decimal128Local.h;
5591 (dfp_byte_swap): Remove.
5592 (encode_decimal32, decode_decimal32): Don't handle endianness.
5593 (encode_decimal64, decode_decimal64): Ditto.
5594 (encode_decimal128, decode_decimal128): Ditto.
5595 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
5597 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
5599 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
5600 * Makefile.in (DECNUM_H): Add decimal128Local.h.
5602 2007-09-10 David Daney <ddaney@avtrex.com>
5604 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
5606 (memory_barrier): Rewrote as an insn that clobbers memory.
5608 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5610 * config/mips/mips.c (mips_global_pointer): Check
5611 call_really_used_regs instead of call_used_regs.
5612 (mips_save_reg_p): Likewise. Save all call-saved registers
5613 if current_function_saves_all_registers. Fix indentation.
5614 No longer treat $18 as a special case.
5615 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
5617 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5619 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
5620 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
5621 the introductory comment.
5622 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5623 (override_options): Don't test for it.
5624 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5625 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
5626 * config/mips/vr.h: As for config/mips/sde.h.
5628 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5629 Revital Eres <eres@il.ibm.com>
5631 * target.h (struct gcc_target.sched): New field: sms_res_mii.
5632 (struct ddg): Define.
5633 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
5634 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
5635 * config/spu/spu.c: Include ddg.h.
5636 (TARGET_SCHED_SMS_RES_MII): Define.
5637 (spu_sms_res_mii): New function to calculate mii.
5638 * modulo-sched (res_MII): Use it.
5639 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
5641 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5643 * config/s390/s390.c (s390_dump_pool): Create copy of constant
5644 pool entries since they might hold values that must not be shared.
5646 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
5649 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
5650 Use 'N' operand constraint for op2.
5651 (lshr<mode>3): Ditto.
5652 (ashl<mode>3): Ditto.
5653 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
5654 (vec_shr_<mode>): Ditto.
5655 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
5656 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
5658 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5660 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
5661 Change mode macro in the last real_2expN parameter to uppercase.
5663 2007-09-10 Michael Matz <matz@suse.de>
5665 * tree-pass.h (pass_cselim): Declare new pass.
5666 * passes.c (init_optimization_passes): Link in pass_cselim.
5667 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
5668 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
5669 cond_store_replacement.
5670 (condstoretemp): New static variable.
5671 (cond_store_replacement): New function.
5672 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
5673 tree_ssa_phiopt_worker.
5674 (struct name_to_bb): New.
5675 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
5676 nt_init_block, nt_fini_block): New static functions.
5677 (seen_ssa_names, nontrap_set): New static variables.
5678 (gate_cselim, pass_cselim): Define new pass.
5679 * common.opt (ftree-cselim): New flag.
5680 * toplev.c (process_options): Set flag_tree_cselim if required.
5682 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
5684 * simplify-rtx.c (simplify_relational_operation_1): For recent
5685 canonicalization, don't recurse if op1 equals both PLUS arguments.
5687 2007-09-09 David Daney <ddaney@avtrex.com>
5689 * optabs.c (expand_sync_operation): Use plus insn if minus
5691 (expand_sync_fetch_operation): Ditto.
5693 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5695 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
5697 (*floatsisf2_sse_vector): Likewise.
5699 2007-09-09 Krister Walfridsson <cato@df.lth.se>
5701 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
5703 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5705 * config/i386/i386.h (ix86_tune_indices): Rename
5706 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
5707 (TARGET_USE_VECTOR_CONVERTS): Updated.
5708 * config/i386/i386.c: Likewise.
5710 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
5711 Nigel Stephens <nigel@mips.com>
5713 * doc/invoke.texi (Overall Options): Add .sx file extension
5714 as a synonym for .S.
5715 * cppspec.c (known_suffixes): Likewise.
5716 * gcc.c (default_compilers): Likewise.
5718 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
5721 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
5722 * simplify-rtx.c (simplify_relational_operation_1): Add the
5723 canonicalization from i386.h.
5724 * doc/md.texi (Canonicalization of Instructions): Document it.
5726 2007-09-09 Jan Hubicka <jh@suse.cz>
5727 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5729 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
5730 (TARGET_USE_VECTOR_CONVERTS): New.
5731 * i386.md: New post-reload splitters for converting SF to DF and DF to
5733 (floatsi* expander): Special case vector conversions.
5734 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
5735 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
5736 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
5737 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5738 Disable when doing vector converts.
5739 (floatsi<mode>2_i387): Disable when
5740 * sse.md (vec_dupv2df): Export.
5741 * i386.c (ix86_tune_features): Enable SSE conversions.
5743 2007-09-09 Richard Guenther <rguenther@suse.de>
5745 * tree-ssa-operands.c (add_virtual_operand): Only mark
5746 stores as has_volatile_ops if alias information is not available.
5748 2007-09-09 Revital Eres <eres@il.ibm.com>
5750 * doc/contrib.texi: Add myself.
5752 2007-09-09 Ira Rosen <irar@il.ibm.com>
5754 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
5755 stmt_vinfo_set_outside_of_loop_cost): New functions.
5756 * tree-vect-transform.c (vect_get_cost_fields): Remove.
5757 (vect_model_simple_cost): Call
5758 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
5759 field instead of calling vect_get_cost_fields.
5760 (vect_model_store_cost, vect_model_load_cost): Likewise.
5762 2007-09-09 Revital Eres <eres@il.ibm.com>
5764 * config/rs6000/rs6000.c (paired_init_builtins): Add const
5765 declaration to bdesc_paired_preds variable.
5766 (paired_expand_builtin): Likewise.
5768 2007-09-09 Revital Eres <eres@il.ibm.com>
5770 * dbgcnt.def (sms_sched_loop): New counter.
5771 * modulo-sched.c: Use sms_sched_loop instead of
5772 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
5773 perform swing modulo scheduling on. Include dbgcnt.h.
5774 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
5775 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
5777 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
5779 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
5780 Substitute all uses with ...
5781 (MODEF): New mode iterator.
5783 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
5784 from pre-regalloc define_insn_and_split splitter pattern.
5785 (*fix_trunc<mode>_i387_1): Ditto.
5786 (*fistdi2_1): Ditto.
5787 (*fist<mode>2_1): Ditto.
5788 (frndintxf2_floor): Ditto.
5789 (*fist<mode>2_floor_1): Ditto.
5790 (frndintxf2_ceil): Ditto.
5791 (*fist<mode>2_ceil_1): Ditto.
5792 (frndintxf2_trunc): Ditto.
5793 (frndintxf2_mask_pm): Ditto.
5795 (prologue): Use (const_int 0) as never generated filler insn.
5797 (sibcall_epilogue): Ditto.
5798 (eh_return_si): Ditto.
5799 (eh_return_di): Ditto.
5801 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
5802 using MODEF mode iterator.
5803 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
5804 using MODEF mode iterator.
5805 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
5806 using MODEF mode iterator.
5807 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
5808 Macroize expander using MODEF mode iterator.
5810 (zero_extendsidi2): Remove operand constraints from expander.
5811 (smuldi3_highpart): Ditto.
5812 (indirect_jump): Ditto.
5815 * config/i386/sse.md (storentv4sf): Ditto.
5816 (storentv2df): Ditto.
5817 (storentv2di): Ditto.
5819 (sse2_cvtpd2ps): Ditto.
5820 (vec_interleave_highv16qi): Ditto.
5821 (vec_interleave_lowv16qi): Ditto.
5822 (vec_interleave_highv8hi): Ditto.
5823 (vec_interleave_lowv8hi): Ditto.
5824 (vec_interleave_highv4si): Ditto.
5825 (vec_interleave_lowv4si): Ditto.
5826 (vec_interleave_highv2di): Ditto.
5827 (vec_interleave_lowv2di): Ditto.
5828 (sse2_maskmovdqu): Ditto.
5829 * config/i386/mmx.md (mmx_maskmovq): Ditto.
5831 2007-09-09 Ira Rosen <irar@il.ibm.com>
5833 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
5834 (struct _slp_tree, struct _slp_instance): Define new data structures
5835 along macros for their access.
5836 (struct _loop_vec_info): Define new fields: strided_stores,
5837 slp_instances, and slp_unrolling_factor along macros for their access.
5838 (enum slp_vect_type): New.
5839 (struct _stmt_vec_info): Define new field, slp_type, and macros for
5841 (STMT_VINFO_STRIDED_ACCESS): New macro.
5842 (vect_free_slp_tree): Declare.
5843 (vectorizable_load): Add an argument of type slp_tree.
5844 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
5845 vectorizable_assignment): Likewise.
5846 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
5847 Declare (make extern).
5848 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5849 (new_loop_vec_info): Likewise.
5850 (destroy_loop_vec_info): Free memory allocated for SLP structures.
5851 * tree-vect-analyze.c: Include recog.h.
5852 (vect_update_slp_costs_according_to_vf): New.
5853 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
5854 functions. For not pure SLP stmts with strided access check that the
5855 group size is power of 2. Update the vectorization factor according to
5856 SLP. Call vect_update_slp_costs_according_to_vf.
5857 (vect_analyze_group_access): New.
5858 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
5859 (vect_free_slp_tree): New functions.
5860 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
5861 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
5862 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
5863 vect_detect_hybrid_slp): Likewise.
5864 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
5865 and vect_detect_hybrid_slp.
5866 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
5867 SLP costs into account.
5868 (vect_get_cost_fields): New function.
5869 (vect_model_simple_cost): Make extern, add SLP parameter and handle
5871 (vect_model_store_cost, vect_model_load_cost): Likewise.
5872 (vect_get_constant_vectors): New function.
5873 (vect_get_slp_vect_defs, vect_get_slp_defs,
5874 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
5875 vect_get_vec_defs): Likewise.
5876 (vectorizable_reduction): Don't handle SLP for now.
5877 (vectorizable_call): Don't handle SLP for now. Add argument to
5878 vect_model_simple_cost.
5879 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
5880 get SLPed and vectorized defs). Fix indentation and spacing.
5881 (vectorizable_assignment): Handle SLP.
5882 (vectorizable_induction): Don't handle SLP for now.
5883 (vectorizable_operation): Likewise.
5884 (vectorizable_type_demotion): Add argument to
5885 vect_model_simple_cost.
5886 (vectorizable_type_promotion): Likewise.
5887 (vectorizable_store, vectorizable_load): Handle SLP.
5888 (vectorizable_condition): Don't handle SLP for now.
5889 (vect_transform_stmt): Add a new argument for SLP. Check that there is
5890 no SLP transformation required for unsupported cases. Add SLP
5891 argument for supported cases.
5892 (vect_remove_stores): New function.
5893 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
5894 (vect_transform_loop): Schedule SLP instances.
5895 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
5897 2007-09-09 Andrew Haley <aph@redhat.com>
5899 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
5902 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
5904 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
5905 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
5906 Similar for what label_refs can go in the JUMP_TARGET field. Split
5907 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
5908 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
5909 REG_LABEL when replacing an operand with a LABEL_REF for a
5911 (subst_reloads): When replacing a LABEL_REG with a register,
5912 instead of generating a REG_LABEL note, assert that there already
5913 is one or that the label is a known target for the insn.
5914 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
5915 note, check the JUMP_LABEL field. Remove "else" after return.
5916 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
5917 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
5918 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
5919 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
5920 insns. Iterate over all notes; don't assume there's only one.
5921 * cse.c (recorded_label_ref): Adjust comment to refer to
5923 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
5924 insns, not just NONJUMP_INSN_P.
5925 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
5926 isn't a jump target.
5927 * jump.c (rebuild_jump_labels): Adjust head comment.
5928 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
5929 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
5930 (mark_all_labels): For JUMP_P insns without a target, check if the
5931 the target is noted on the previous nonjump insn.
5932 (mark_jump_label_1): New function, guts from mark_jump_label.
5933 <case IF_THEN_ELSE>: Handle first operand as a non-target when
5934 marking jump target labels.
5935 <case LABEL_REF>: Adjust for whether to generate a
5936 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
5937 For 'E' format rtl, iterate in descending element order.
5938 (delete_related_insns): Handle both REG_LABEL_TARGET and
5939 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
5940 reference count, delete and fallthrough. Move finding-next-
5941 non-deleted insn last in the function. Look at all INSN_P insns
5942 for REG_LABEL_OPERAND notes.
5943 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
5945 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
5946 JUMP_LABEL, output the INSN_UID of it.
5947 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
5948 and/or REG_LABEL_TARGET.
5949 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
5950 with jump.c copy by only adding notes for labels actually
5951 referenced in the insn.
5952 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
5953 usage count increment; handle all INSN_P trial insns.
5954 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
5956 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
5957 REG_LABEL_TARGET and REG_LABEL_OPERAND.
5958 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
5960 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
5961 JUMP_P insns and REG_LABEL_OPERAND everywhere.
5962 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
5963 on all INSN_P insns.
5964 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
5965 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
5966 REG_LABEL_OPERAND notes.
5967 * reload1.c (calculate_needs_all_insns): Adjust comments.
5968 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
5969 * config/alpha/alpha.md (split for load of an address into a
5970 four-insn sequence on Unicos/Mk): Adjust to use
5972 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
5974 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5977 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5978 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5979 FOR_BB_INSNS_SAFE instead of for loop.
5980 * cse.c (cse_extended_basic_block): Likewise.
5981 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5982 that the for loop does not invoke NEXT_INSN on a deleted insn.
5983 * function.c (instantiate_virtual_regs): Likewise.
5984 * lower-subreg.c (remove_retval_note): Likewise.
5985 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5987 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5989 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5990 insn, if it's a jump.
5991 (try_redirect_by_replacing_jump): New variable jump_p. Call
5992 tablejump_p before delete_insn_chain.
5993 * reload1.c (reload): New variable next. Make sure that the for
5994 loop does not invoke NEXT_INSN on a deleted insn.
5995 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5996 (delete_output_reload): New variable prev. Make sure the the for
5997 loops do not invoke PREV_INSN on a deleted insn.
5999 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6001 * pa/constraints.md: Remove 'X' from unused letters comment.
6003 2007-09-08 Richard Guenther <rguenther@suse.de>
6005 * tree-tailcall.c (find_tail_calls): If we don't have aliases
6006 computed check stmt_ann->references_memory instead of counting
6009 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
6011 * cse.c (fold_rtx): Use validate_unshare_change() instead of
6012 validate_change() in one more case.
6014 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
6016 PR tree-optimization/32283
6017 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
6018 estimated_loop_iterations.
6019 (determine_use_iv_cost_condition): Decrease cost of expressions
6020 used in iv elimination.
6022 2007-09-08 Richard Guenther <rguenther@suse.de>
6024 * tree-cfg.c (verify_gimple_expr): Avoid building new
6025 pointer types, use TYPE_POINTER_TO if available instead.
6027 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
6030 PR rtl-optimization/26449
6031 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
6032 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
6034 (mulv16qi3): Implement as define_insn_and_split pattern instead of
6035 define_expand. Split insn in split1 pass.
6038 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
6040 PR tree-optimization/33301
6041 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
6044 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
6046 PR tree-optimization/32183
6047 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
6049 * tree-ssa-reassoc.c: Include cfgloop.h.
6050 (is_reassociable_op): Add a loop argument and return true only
6052 (linearize_expr): Updated.
6053 (should_break_up_subtract): Likewise.
6054 (linearize_expr_tree): Likewise.
6055 (init_reassoc): Call loop_optimizer_init with
6056 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
6057 with CDI_DOMINATORS.
6058 (fini_reassoc): Call loop_optimizer_finalize.
6060 2007-09-07 Sterling Augustine <sterling@tensilica.com>
6062 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
6063 if there is no i-cache.
6065 2007-09-07 Richard Guenther <rguenther@suse.de>
6068 2007-09-06 Richard Guenther <rguenther@suse.de>
6070 PR tree-optimization/32586
6071 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6072 folding if nothing changed.
6073 (simplify_unary_expression): New function. Do tree combining
6074 on conversion like codes.
6075 (try_to_simplify): Call it.
6077 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6080 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
6081 (__gthread_active,__gthread_start, __gthread_active_init): New.
6082 * gthr-posix95.h: Likewise.
6084 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
6086 * function.h (struct function): Rename calls_unwind_init
6087 to saves_all_registers.
6088 (current_function_saves_all_registers): Renamed from
6089 current_function_calls_unwind_init.
6090 * reload1.c (reload): Set current_function_saves_all_registers.
6091 * except.c (expand_builtin_unwind_init): Likewise.
6092 * config/m68k/m68k.c (m68k_save_reg): Use
6093 current_function_saves_all_registers to save pic register.
6095 2007-09-07 Janis Johnson <janis187@us.ibm.com>
6097 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
6098 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
6100 Reapply reverted changes:
6102 2007-09-06 Jan Hubicka <jh@suse.cz>
6104 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
6107 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6109 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6110 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6112 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6114 * optabs.c (expand_float): Convert unsigned integer as signed only
6115 if it provides sufficient accuracy; add mode argument to real_2expN.
6116 (expand_fix): Fix comment typos; extend binary float into mode
6117 wider than destination for converion to unsigned integer; add mode
6118 argument to real_2expN.
6119 * real.c (real_2expN): Add mode argument to special-case decimal
6121 * real.h (real_2expN): Ditto.
6122 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6124 (fixed_from_string): Ditto.
6125 (fixed_to_decimal): Ditto.
6126 (fixed_convert_from_real): Ditto.
6127 (real_convert_from_fixed): Ditto.
6128 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6129 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6130 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6131 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6133 2007-09-07 Diego Novillo <dnovillo@google.com>
6135 * tree-flow.h (const_block_stmt_iterator): Remove.
6136 Update all users to use block_stmt_iterator.
6137 * tree-iterator.h (const_tree_stmt_iterator): Remove.
6138 Update all users to use tree_stmt_iterator.
6140 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
6142 * config/mips/mips.c (mips_set_current_function): Temporarily
6143 make this a no-op to fix bootstrap errors, pending rewrite.
6145 2007-09-07 Jan Hubicka <jh@suse.cz>
6147 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
6150 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
6152 PR tree-optimization/33299
6153 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
6154 uses for all relevant loop-exit phis, not just the first.
6156 2007-09-07 Richard Guenther <rguenther@suse.de>
6159 * tree-ssa-operands.c (access_can_touch_variable): An access
6160 of the form (*p)[0] can touch a variable of same size.
6162 2007-09-07 Jan Hubicka <jh@suse.cz>
6164 * passes.c (init_optimization_passes): Add simple dce and addressable
6166 * tree-ssa.c (execute_update_addresses_taken): New function.
6167 (pass_update_address_taken): New.
6168 * tree-ssa-dse.c (execute_simple_dse): New function.
6169 (pass_simple_dse): New.
6170 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
6172 2007-09-07 Tobias Burnus <burnus@net-b.de>
6175 * doc/invoke.texi: Fix -Wstrict-overflow= table.
6177 2007-09-07 Richard Guenther <rguenther@suse.de>
6180 2007-09-06 Richard Guenther <rguenther@suse.de>
6182 PR tree-optimization/32586
6183 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6184 folding if nothing changed.
6185 (simplify_unary_expression): New function. Do tree combining
6186 on conversion like codes.
6187 (try_to_simplify): Call it.
6189 2007-09-07 Richard Guenther <rguenther@suse.de>
6190 Uros Bizjak <ubizjak@gmail.com>
6192 PR tree-optimization/32821
6193 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
6194 NULL in the call to set_bb_stmt_list.
6196 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6198 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
6199 float calls here, rather than leaving some to the caller.
6200 Use call_internal_direct and call_value_internal_direct.
6201 * config/mips/mips.md (call_internal_direct): New pattern.
6202 (call_value_internal_direct): Likewise.
6204 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6206 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
6207 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
6209 (override_options): Set mips_base_move_loop_invariants.
6211 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6213 * config/mips/mips.opt (mcode-readable=): Move to keep list
6216 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6218 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
6219 and -mgpopt options. Adjust the -G documentation to match.
6220 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
6221 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
6222 function, split out from mips_classify_symbol. Return false for
6223 !TARGET_LOCAL_SDATA.
6224 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
6225 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
6226 (override_options): Check whether the -mgpopt setting is consistent
6227 with the other flags.
6228 (symbolic_expression_p): Delete.
6229 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
6230 and default_elf_select_rtx_section.
6231 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
6232 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
6233 external data and TARGET_EXTERN_SDATA.
6235 2007-09-07 Tobias Burnus <burnus@net-b.de>
6238 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
6240 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6242 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6243 FOR_BB_INSNS_SAFE instead of for loop.
6244 * cse.c (cse_extended_basic_block): Likewise.
6245 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6246 that the for loop does not invoke NEXT_INSN on a deleted insn.
6247 * function.c (instantiate_virtual_regs): Likewise.
6248 * lower-subreg.c (remove_retval_note): Likewise.
6249 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6251 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6253 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6254 insn, if it's a jump.
6255 (try_redirect_by_replacing_jump): New variable jump_p. Call
6256 tablejump_p before delete_insn_chain.
6257 * reload1.c (reload): New variable next. Make sure that the for
6258 loop does not invoke NEXT_INSN on a deleted insn.
6259 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6260 (delete_output_reload): New variable prev. Make sure the the for
6261 loops do not invoke PREV_INSN on a deleted insn.
6263 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
6265 * cgraphbuild.c (rebuild_cgraph_edges): Export.
6266 * cgraph.h (rebuild_cgraph_edges): Declare.
6267 * tree-pass.h (pass_expand_omp_ssa): New.
6268 * omp-low.c (find_omp_clause): Export.
6269 (copy_var_decl): Split from omp_copy_decl_2.
6270 (build_omp_barrier): Return the call to emit instead of emitting
6272 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
6274 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
6275 expand_omp_for_generic, expand_omp_for_static_nochunk,
6276 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
6277 Adapted to work on SSA form.
6278 (execute_expand_omp): Do not invalidate dominance information.
6279 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
6280 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
6281 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
6283 (force_gimple_operand): Allow gimplifying code expressions without
6285 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
6286 * common.opt (fopenmp-ssa): New.
6287 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
6288 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
6289 * tree-cfg.c: Include tree-inline.h.
6290 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
6291 (replace_by_duplicate_decl, replace_ssa_name,
6292 mark_virtual_ops_in_region): New functions.
6293 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
6294 to work on SSA form.
6295 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
6296 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
6299 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6301 * tree-loop-linear.c: Include obstack.h.
6302 (linear_transform_loops): New obstack lambda_obstack.
6303 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
6304 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
6305 and free afterwards.
6306 * lambda.h (struct obstack): New forward declaration.
6307 (lambda_linear_expression_new): New parameter of type struct
6309 (lambda_loopnest_new): Likewise.
6310 (lambda_loopnest_transform): Likewise.
6311 (lambda_body_vector_new): Likewise.
6312 (lambda_body_vector_compute_new): Likewise.
6313 (gcc_loopnest_to_lambda_loopnest): Likewise.
6314 (lambda_loopnest_to_gcc_loopnest): Likewise.
6315 * lambda-code.c: Include obstack.h.
6316 (lambda_lattice_new): New parameter lambda_obstack. Use it for
6318 (lambda_body_vector_new): Likewise.
6319 (lambda_linear_expression_new): Likewise.
6320 (lambda_lattice_new): Likewise.
6321 (lambda_loopnest_new): Likewise. Additionally use obstack to
6322 allocate LN_LOOPS(ret).
6323 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
6324 it to lambda_lattice_new.
6325 (lambda_body_vector_compute_new): New parameter lambda_obstack.
6326 Pass it to lambda_body_vector_new.
6327 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
6328 it to lambda_lattice_new.
6329 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
6330 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
6331 (lambda_compute_target_space): Likewise.
6332 (lambda_compute_auxillary_space): New parameter lambda_obstack.
6333 Pass it to lambda_lattice_compute_base and
6334 compute_nest_using_fourieer_motzkin.
6335 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
6336 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
6337 and lambda_lattice_compute_target_space.
6338 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
6339 Pass it to lambda_linear_expression_new.
6340 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
6341 to gcc_tree_to_linear_expression.
6342 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
6343 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
6344 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
6345 Pass it to lambda_body_vector_new and
6346 lambda_body_vector_compute_new.
6347 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
6348 (lambda-code.o): Likewise.
6350 2007-09-06 Chao-ying Fu <fu@mips.com>
6352 * ginclude/stdfix.h: New file.
6353 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
6354 (convert.o): Add dependence on fixed-value.h.
6355 * c-convert.c (convert): Support FIXED_POINT_TYPE.
6356 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
6357 to define fixed-point constants.
6358 (c_cpp_builtins): Define fixed-point constants.
6359 * convert.c (fixed-value.h): New include.
6360 (convert_to_real): Update comment to include fixed-point.
6361 Support FIXED_POINT_TYPE.
6362 (convert_to_integer): Update comment to include fixed-point.
6363 Support FIXED_POINT_TYPE.
6364 (convert_to_complex): Support FIXED_POINT_TYPE.
6365 (convert_to_fixed): New function.
6366 * convert.h (convert_to_fixed): Declare.
6367 * genopinit.c: Add comment about $Q for only fixed-point modes.
6368 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
6369 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
6370 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
6371 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
6372 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
6373 usneg_optab for fixed-point modes.
6374 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
6376 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
6377 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
6378 unsigned saturation optabs, when type is saturating.
6379 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
6380 (expand_fixed_convert): New function.
6381 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
6382 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
6383 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
6384 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
6385 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
6386 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
6388 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
6389 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
6390 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
6391 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
6392 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
6394 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
6395 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
6396 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
6397 fractuns, satfractuns.
6398 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
6399 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
6400 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
6401 OTI_ssmsub_widen, OTI_usmsub_widen.
6402 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
6403 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
6404 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
6405 umsub_widen_optab, usmsub_widen_optab): Define.
6406 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
6408 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
6410 (expand_fixed_convert): Declare.
6411 * expr.c (convert_move): Support the move of fixed-point modes.
6412 (emit_move_insn_1): Handle fixed-point mode to move via integer.
6413 (categorize_ctor_elements_1): Handle FIXED_CST.
6414 (count_type_elements): Handle FIXED_POINT_TYPE.
6415 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
6416 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6418 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
6419 multiply and add/subtract for fixed-point types.
6420 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
6421 mode, we jump to binop directly.
6422 Support FIXED_CONVERT_EXPR.
6423 (do_store_flag): Check FIXED_CST to put a constant second.
6424 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
6425 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6426 (const_vector_from_tree): Support FIXED_CST.
6427 * doc/extend.texi (Fixed-Point): New node.
6428 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
6429 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
6430 satfract, fractuns, satfractuns): Document them.
6432 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6434 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
6435 addresses into I registers.
6437 2007-09-06 Jan Hubicka <jh@suse.cz>
6438 Andreas Tobler <a.tobler@schweiz.org>
6440 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
6442 (machopic_legitimize_pic_address): Likewise.
6444 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6445 Jan Hubicka <jh@suse.cz>
6447 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
6448 instead of ufloat_optab->handlers directly.
6449 (floatdidf2): Likewise.
6451 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
6453 * config/mips/mips.c: Include diagnostic.h.
6454 (mips_set_current_function): Check errorcount and sorrycount
6455 before generating RTL.
6457 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6460 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
6461 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
6462 (print_operand_reloc): Likewise.
6464 2007-09-06 Janis Johnson <janis187@us.ibm.com>
6468 2007-09-06 Jan Hubicka <jh@suse.cz>
6470 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6473 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6475 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6476 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6478 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6480 * optabs.c (expand_float): Convert unsigned integer as signed only
6481 if it provides sufficient accuracy; add mode argument to real_2expN.
6482 (expand_fix): Fix comment typos; extend binary float into mode
6483 wider than destination for converion to unsigned integer; add mode
6484 argument to real_2expN.
6485 * real.c (real_2expN): Add mode argument to special-case decimal
6487 * real.h (real_2expN): Ditto.
6488 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6490 (fixed_from_string): Ditto.
6491 (fixed_to_decimal): Ditto.
6492 (fixed_convert_from_real): Ditto.
6493 (real_convert_from_fixed): Ditto.
6494 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6495 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6496 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6497 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6499 2007-09-06 Tom Tromey <tromey@redhat.com>
6501 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
6502 * c-pch.c (c_common_read_pch): Restore current location after
6504 * tree.c (expand_location): Update.
6505 (expr_filename): Changed return type. Unified the two cases.
6506 (expr_lineno): Likewise.
6507 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
6509 * toplev.c (line_table): Changed type.
6510 (general_init): Update.
6511 (realloc_for_line_map): New function.
6512 (general_init): Allocate line_table using GC.
6513 * fix-header.c (line_table): Changed type.
6514 (read_scan_file): Update.
6515 (read_scan_file): Update.
6516 * c-ppoutput.c (maybe_print_line): Update.
6517 (print_line): Update.
6518 (cb_line_change): Update.
6519 (cb_define): Update.
6520 (pp_file_change): Update.
6521 * c-opts.c (c_common_init_options): Update.
6522 (finish_options): Update.
6523 (push_command_line_include): Update.
6524 * c-lex.c (cb_line_change): Update.
6525 (cb_def_pragma): Update.
6526 (cb_define): Update.
6528 (c_lex_with_flags): Use cpp_get_token_with_location.
6529 * input.h (line_table): Changed type.
6530 (location_from_locus): New macro.
6531 * tree.h (EXPR_FILENAME): No longer an lvalue.
6532 (EXPR_LINENO): Likewise.
6533 (expr_locus, set_expr_locus): Declare separately for
6534 USE_MAPPED_LOCATION.
6535 (expr_filename, expr_lineno): Changed return type.
6536 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
6537 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
6538 (expand_gimple_basic_block): Likewise.
6539 * final.c (final_scan_insn): Use expanded_location.
6541 2007-09-06 Richard Guenther <rguenther@suse.de>
6543 PR tree-optimization/32586
6544 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6545 folding if nothing changed.
6546 (simplify_unary_expression): New function. Do tree combining
6547 on conversion like codes.
6548 (try_to_simplify): Call it.
6549 * builtins.c (fold_builtin_cexp): Fold the built expressions.
6550 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
6552 2007-09-06 Jan Hubicka <jh@suse.cz>
6555 * cse.c (fold_rtx): Avoid invalid sharing.
6557 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6559 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6560 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6562 2007-09-06 Revital Eres <eres@il.ibm.com>
6564 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6565 Fix offsettable memory reference for 750CL.
6567 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
6569 * reload.c (find_reloads_address_1): Try to preserve original
6570 base/index regclass of operands.
6571 * regrename.c (scan_rtx_address): Likewise.
6572 (replace_oldest_value_addr): Likewise.
6574 2007-09-06 Richard Guenther <rguenther@suse.de>
6576 PR tree-optimization/33302
6577 * domwalk.c (walk_dominator_tree): The exit block is
6578 interesting even if it is not reachable.
6580 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6583 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
6585 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
6587 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
6590 2007-09-05 Ian Lance Taylor <iant@google.com>
6592 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
6594 (dump_generic_node): Likewise.
6595 * print-rtl.c (print_decl_name): Likewise.
6596 * print-tree.c (print_node_brief): Likewise.
6597 (print_node): Likewise.
6598 * Makefile.in (RTL_BASE_H): Add alias.h.
6601 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
6603 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
6605 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
6606 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
6608 2007-09-06 Jie Zhang <jie.zhang@analog.com>
6610 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
6611 (tm_defines): Define UCLIBC_DEFAULT to 1.
6612 (extra_options): Add linux.opt.
6613 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6614 (CRT_CALL_STATIC_FUNCTION): Likewise.
6615 (NO_IMPLICIT_EXTERN_C): Likewise.
6616 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6617 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
6618 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6619 (ENDFILE_SPEC): Don't define.
6620 (LIB_SPEC): Likewise.
6621 (CRT_CALL_STATIC_FUNCTION): Likewise.
6622 (NO_IMPLICIT_EXTERN_C): Likewise.
6623 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
6624 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6626 2007-09-06 Jan Hubicka <jh@suse.cz>
6628 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6631 2007-09-06 Jan Hubicka <jh@suse.cz>
6633 * opts.c (common_handle_option): Enable inlining functions for
6636 2007-09-06 Jakub Jelinek <jakub@redhat.com>
6638 * builtin-attrs.def (ATTR_NONNULL_3): New.
6639 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
6640 ATTR_NOTHROW_NONNULL_##FA.
6641 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
6642 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
6643 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
6644 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
6645 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
6646 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
6647 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
6649 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
6650 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
6651 ATTR_FORMAT_NOTHROW_3_4): Remove.
6652 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
6653 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
6654 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
6655 instead of ATTR_FORMAT_*_*.
6657 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
6659 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
6660 parts re-used for REG_FRAME_RELATED_EXPR.
6662 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6664 * optabs.c (expand_float): Convert unsigned integer as signed only
6665 if it provides sufficient accuracy; add mode argument to real_2expN.
6666 (expand_fix): Fix comment typos; extend binary float into mode
6667 wider than destination for converion to unsigned integer; add mode
6668 argument to real_2expN.
6669 * real.c (real_2expN): Add mode argument to special-case decimal
6671 * real.h (real_2expN): Ditto.
6672 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6674 (fixed_from_string): Ditto.
6675 (fixed_to_decimal): Ditto.
6676 (fixed_convert_from_real): Ditto.
6677 (real_convert_from_fixed): Ditto.
6678 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6679 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6680 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6681 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6683 2007-09-05 Ian Lance Taylor <iant@google.com>
6685 * init-regs.c (initialize_uninitialized_regs): Call
6686 emit_insn_before rather than add_insn_before.
6688 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6690 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
6691 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
6692 * tree-inline.h (copy_body_data): Add call_expr field.
6693 * tree-inline.c (expand_call_inline): Initialize call_expr.
6694 (copy_bb): Append anonymous inline fn arguments to arguments
6695 when inlining a CALL_EXPR_VA_ARG_PACK call.
6696 * builtins.c (expand_builtin): Issue an error if
6697 BUILT_IN_VA_ARG_PACK is seen during expand.
6698 (fold_call_expr, fold_builtin_call_array): Don't fold
6699 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
6700 __builtin_va_arg_pack () call as last argument.
6701 * gimplify.c (gimplify_call_expr): If last argument to a vararg
6702 function is __builtin_va_arg_pack (), decrease number of call
6703 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
6704 * expr.c (expand_expr_real_1): Issue an error if
6705 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
6706 * tree-pretty-print.c (dump_generic_node): Handle printing
6707 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
6708 * doc/extend.texi (__builtin_va_arg_pack): Document.
6710 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
6712 PR tree-optimization/21513
6713 * builtins.c (build_builtin_expect_predicate): New function.
6714 (fold_builtin_expect): Add argument for expected value.
6715 Distribute __builtin_expect over short-circuiting operations.
6716 Fold nested builtin_expects.
6717 (fold_builtin_2): Adjust call to fold_builtin_expect.
6719 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
6722 PR tree-optimization/13756
6723 * doc/invoke.texi (Options That Control Optimization): Document
6726 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
6728 * config/i386/cpuid.h: New file.
6729 * config/i386/driver-i386.c: Include cpuid.h.
6730 (describe_cache): Shrink size and line strings to 100 bytes.
6731 (detect_caches_amd): Return "" for unsupported max_ext_level.
6732 Use __cpuid function.
6733 (detect_caches_intel): Return "" for unsupported max_level.
6734 Use __cpuid function.
6735 (host_detect_local_cpu): Change feature flag variables to
6736 unsigned int. Initialize only extended feature flag variables.
6737 Use __get_cpuid_max to determine max supported cpuid level.
6738 Use __cpuid function to determine supported features. Fix
6739 calculation of family id. Remove is_amd and check signature
6740 directly. Check for Geode signature. Handle family 4 id.
6741 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
6742 cpu discovery code to lower part of the function.
6743 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
6744 for sub-architecture.
6745 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
6746 [PROCESSOR_K8]: Add k8-sse3 architecture.
6747 [PROCESSOR_NOCONA]: Remove.
6748 [PROCESSOR_GENERIC64]: Ditto.
6749 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
6750 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
6751 to check for SSE and FXSAVE support.
6752 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
6753 Add -minline-all-stringops.
6754 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
6755 (x86_64-*-*): Ditto.
6757 2007-09-05 Jie Zhang <jie.zhang@analog.com>
6759 * config/bfin/linux-unwind.h: New file.
6760 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
6761 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
6763 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6765 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
6766 * stmt.c: Include alloc-pool.h.
6767 (struct case_node): Remove GTY marker.
6768 (add_case_node): New parameter case_node_pool. Use it for
6770 (expand_case): New allocation pool case_node_pool. Initialize it,
6771 pass to add_case_node and free it.
6773 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6774 David Ung <davidu@mips.com>
6775 Nigel Stephens <nigel@mips.com>
6777 Add mips16/nomips16 function attributes and -mflip-mips16 option
6778 for testing mixed-mode compilation.
6780 * config/mips/mips.opt (mflip-mips16): New.
6782 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
6783 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
6785 * config/mips/mips.c (mips_base_target_flags): New.
6786 (mips_base_mips16): New.
6787 (mips_base_schedule_insns): New.
6788 (mips_base_reorder_blocks_and_partition): New.
6789 (mips_base_align_loops): New.
6790 (mips_base_align_jumps): New.
6791 (mips_base_align_functions): New.
6792 (mips16_flipper): New.
6793 (mips_attribute_table): Add "mips16" and "nomips16" entries.
6794 (TARGET_SET_CURRENT_FUNCTION): Define.
6795 (mips_mips16_type_p, mips_nomips16_type_p): New.
6796 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
6797 (mips_function_ok_for_sibcall): Make it deal with functions with
6799 (mips_init_split_addresses): New, split out from override_options.
6800 (mips_init_relocs): New, split out from override_options.
6801 (was_mips16_p): New.
6802 (mips_set_mips16_mode): New, split out from override_options.
6803 (mips_set_current_function): New.
6804 (override_options): Add sorry for unsupported mips16/pic
6805 combination. Remove error for mips16/dsp combination. Save
6806 base option settings.
6807 (mips_file_start): Move mips16 mode setting output from here....
6808 (mips_output_function_prologue): ....to here.
6809 (mips_output_mi_thunk): Check for mips16 function.
6810 (build_mips16_function_stub): Don't set .mips16 here.
6811 (build_mips16_call_stub): Likewise.
6812 (mips_expand_builtin): Error in mips16 mode.
6813 (mips_use_mips16_mode_p): New.
6814 (mips_encode_section_info): Check for mips16 function, and set
6815 SYMBOL_REF_FLAGS accordingly.
6817 * doc/extend.texi (Function Attributes): Document new
6818 mips16/nomips16 attributes.
6819 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
6820 (MIPS Options): Document -mflip-mips16.
6822 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6824 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
6825 if we encounter TLS address in MIPS16 mode.
6826 (mips_legitimize_const_move): Check cannot_force_const_mem for
6827 the (const (plus symbol offset)) case; this forces invalid TLS
6828 address in MIPS16 mode to be caught by the above call to sorry.
6829 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
6830 because that now enables emutls, which is not ABI compatible
6831 with native TLS in non-MIPS16 mode.
6833 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6835 Add target hook invoked when cfun changes.
6837 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
6838 * target.h (struct gcc_target): Add set_current_function.
6839 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
6840 (TARGET_INITIALIZER): Add initializer for set_current_function.
6841 * tree.h (push_struct_function): New.
6842 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
6844 (set_cfun): Declare.
6845 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
6847 (push_function_context_to): Use allocate_struct_function
6848 to create null context, not init_dummy_function_start. Use set_cfun.
6849 (pop_function_context_from): Use set_cfun.
6850 (in_dummy_function): New.
6851 (invoke_set_current_function_hook): New.
6853 (push_cfun, pop_cfun): Use set_cfun.
6854 (push_struct_function): New.
6855 (allocate_struct_function): Call invoke_set_current_function_hook
6857 (prepare_function_start): Don't set cfun here. Remove unused
6858 argument; fix all callers.
6859 (init_dummy_function_start): Fiddle with in_dummy_function. Call
6860 push_struct_function.
6861 (init_function_start): Set cfun here.
6862 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
6863 * omp-low.c (create_omp_child_function): Use push_struct_function
6864 and pop_cfun to save/restore state.
6865 (expand_omp_parallel): Remove unused saved_cfun variable.
6866 * cgraphunit.c (ipa_passes): Use set_cfun.
6867 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
6868 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
6869 * matrix-reorg.c (transform_allocation_sites): Likewise.
6870 (matrix_reorg): Use set_cfun.
6871 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
6872 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
6873 assignment to cfun; use set_cfun for the other.
6874 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
6875 (dump_function_to_file): Use push_cfun/pop_cfun here.
6876 * c-decl.c (finish_function): Use set_cfun.
6878 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6880 * regrename.c (rerename_optimize): Use deferred rescanning and
6881 insert explicit calls to rescan insns when changed.
6883 2007-09-05 Jan Hubicka <jh@suse.cz>
6885 * optabs.c (libfunc_entry): Change optab to integer.
6886 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
6887 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
6888 of pointers for hashing.
6890 2007-09-05 Jan Hubicka <jh@suse.cz>
6892 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
6894 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
6895 * see.c (pass_see): Likewise.
6896 * tracer.c (pass_tracer): Likewise.
6897 * postreload-gcse.c (pass_gcse2): Likewise.
6898 * postreload.c (pass_postreload_cse): Likewise.
6899 * mode-switching.c (pass_mode_switching): Likewise.
6900 * modulo-sched.c (pass_sms): Likewise.
6901 * cse.c (cse_insn): Likewise.
6902 * web.c (pass_web): Likweise.
6903 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
6904 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
6905 * loop-init.c (pass_rtl_loop_init): Likewise.
6906 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
6907 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
6908 * global.c (pass_global_alloc): Likewise.
6909 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
6910 pass_if_after_reload): Likewise.
6911 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
6912 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
6913 * regmove.c (pass_regmove): Likewise.
6914 * function.c (pass_thread_prologugues_epilogues): Likewise.
6915 * gcse.c (pass_gcse): Likewise.
6916 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
6917 * lower-subreg.c (pass_lower_subreg2): Likewise.
6918 * bt-load.c (pass_branch_target_load): Likewise.
6919 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
6920 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
6921 * combine.c (pass_combine): Likewise.
6922 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
6923 (pass_partition_blocks): Likewise.
6924 * var-tracking.c (pass_variable_track): Likewise.
6925 * reg-stack.c (pass_stack_regs_run): Likewise.
6926 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
6927 * passes.c (pass_postreload): Likewise.
6928 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
6929 * tree-pass.h (TODO_verify_rtl_sharing): New.
6930 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
6931 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
6932 TODO_set_props, TODO_df_finish, TODO_df_verify,
6933 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
6935 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6937 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
6938 fold_real_zero_addition_p, reorder_operands_p,
6939 div_if_zero_remainder, fold_undefer_overflow_warnings,
6940 int_binop_types_match_p, fold_convert_const_int_from_int,
6941 fold_convert_const_int_from_real,
6942 fold_convert_const_int_from_fixed,
6943 fold_convert_const_real_from_real,
6944 fold_convert_const_real_from_fixed,
6945 fold_convert_const_fixed_from_fixed,
6946 fold_convert_const_fixed_from_int,
6947 fold_convert_const_fixed_from_real, maybe_lvalue_p,
6948 fold_checksum_tree, fold_check_failed, print_fold_checksum,
6949 debug_fold_checksum, multiple_of_p): Constify.
6950 * tree-flow-inline.h (get_lineno): Likewise.
6951 * tree-flow.h (get_lineno): Likewise.
6952 * tree-object-size.c (compute_object_offset, addr_object_size,
6953 alloc_object_size, pass_through_call): Likewise.
6954 * tree-pretty-print.c (op_symbol, print_call_name,
6955 print_struct_decl, do_niy): Likewise.
6956 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
6957 debug_fold_checksum): Likewise.
6959 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
6962 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
6963 note, remove the associated REG_RETVAL note.
6965 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6967 * config.gcc (powerpc*-*-*): Install
6968 spu2vmx.h, vec_types.h, and si2vmx.h headers.
6969 * config/rs6000/spu2vmx.h: New header.
6970 * config/rs6000/si2vmx.h: New header.
6971 * config/rs6000/vec_types.h: New header.
6973 2007-09-05 Ben Elliston <bje@au.ibm.com>
6975 * varasm.c (initializer_constant_valid_p): Fix comment typo.
6977 2007-09-05 Ben Elliston <bje@au.ibm.com>
6979 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
6981 (__stdcx): Make asm volatile.
6982 (__stwcx, __stdcx): Return only 0 or 1.
6984 2007-09-05 Jan Hubicka <jh@suse.cz>
6988 2007-09-04 Jan Hubicka <jh@suse.cz>
6989 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6991 2007-09-04 Richard Guenther <rguenther@suse.de>
6992 * tree-ssa-operands.c (add_virtual_operand): Only mark
6993 stores as has_volatile_ops if alias information is not available.
6995 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6997 * config/rs6000/tramp.asm: Include config.h.
6998 Check __PIC__ or __pic__ macro instead of SHARED.
7000 PR rtl-optimization/32300
7001 * see.c (see_copy_insn): New function.
7002 (see_def_extension_not_merged, see_merge_one_use_extension,
7003 see_merge_one_def_extension): Use it. Avoid changing
7004 PREV_INSN/NEXT_INSN chains directly, insted emit insns
7005 into sequences. Call df_insn_delete on temporary insns
7006 that won't be emitted into the insn stream.
7007 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
7008 and run df_process_deferred_rescans () before run_fast_dce.
7010 PR tree-optimization/33017
7011 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
7012 recurse for pure or const function calls.
7014 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7016 * c-format.c: Include alloc-pool.h.
7017 (check_format_info_main): New argument fwt_alloc. Use allocation
7018 pool instead of GC. Remove GC deallocation code.
7019 (check_format_arg): Create allocation pool, pass it to
7020 check_format_info_main and free it afterwards.
7021 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
7023 2007-09-05 Ben Elliston <bje@au.ibm.com>
7025 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
7026 Rename count macro arugment for clarity.
7027 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
7028 (__protected_stream_set): Likewise, pass 0.
7030 2007-09-04 Jan Hubicka <jh@suse.cz>
7032 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7034 2007-09-04 Jan Hubicka <jh@suse.cz>
7036 * invoke.texi (-finline-small-functions): Document.
7037 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
7038 when deciding what is inlinable.
7039 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
7040 (cgraph_decide_inlining_of_small_function): Handle new flags.
7041 (cgraph_decide_inlining_incrementally): Likewise.
7042 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
7043 * common.opt (finline-small-functions): New.
7044 * Makefile.in (build/gengtype.o-warn): Work around PR29478
7046 2007-09-04 Richard Guenther <rguenther@suse.de>
7048 * tree-ssa-operands.c (add_virtual_operand): Only mark
7049 stores as has_volatile_ops if alias information is not available.
7051 2007-09-04 Andrew Haley <aph@redhat.com>
7053 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
7055 2007-09-04 Andrew Haley <aph@redhat.com>
7057 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
7058 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
7059 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
7061 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
7064 * common.opt: Mention ABI version 2 in comment.
7066 2007-09-04 Jan Hubicka <jh@suse.cz>
7068 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
7069 (libfunc_entry): New structure.
7070 (libfunc_hash): New hashtable.
7071 (hash_libfunc): New function.
7072 (eq_libfunc): New function.
7073 (convert_optab_libfunc): New function.
7074 (optab_libfunc): New function.
7075 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
7076 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
7077 expand_float, expand_fix, new_optab, new_convert_optab):
7078 Update for new libfunc API.
7079 (init_libfunc, init_integral_libfuncs,
7080 init_floating_libfuncs, init_interclass_conv_libfuncs
7081 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
7082 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
7083 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7084 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
7085 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
7086 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
7087 gen_extend_conv_libfunc): New.
7088 (init_one_libfunc): Revamp for hashtables.
7089 (set_conv_libfunc): Likewise.
7090 (init_optabs): Initialize hashtable; use lazy initialization where
7092 * optabs.h (optab_handlers): Move out of GGC.
7093 (optab, convert_optab): Move out of GGC; add lazy gen info.
7094 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
7095 (optab_libfunc, convert_optab_libfunc): New.
7096 * builtins.c (expand_builtin_powi): Update for new API.
7097 * expr.c (convert_move): Likewise.
7098 * expmed.c (expand_divmod): Likewise.
7100 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7102 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
7103 GOT pointer only if there is a constant pool. Use the allocated space
7106 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7108 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
7111 2007-09-04 Revital Eres <eres@il.ibm.com>
7112 Richard Guenther <rguenther@suse.de>
7113 R. Clint Whaley <whaley@cs.utsa.edu>
7115 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
7117 * tree-tailcall.c (process_assignment): Use -fassociative-math
7118 when reodering operands of floating-point type.
7119 * fold-const.c (fold_comparison, fold_binary): Use
7120 -fassociative-math and -freciprocal-math instead of
7121 -funsafe-math-optimization flag.
7122 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
7123 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
7124 -freciprocal-math instead of -funsafe-math-optimizations.
7125 * opts.c (set_fast_math_flags): Set -freciprocal-math and
7126 -fassociative-math when -ffast-math is set.
7127 (set_unsafe_math_optimizations_flags): New Function
7128 to set -freciprocal-math and -fassociative-math when
7129 -funsafe-math-optimizations is set.
7130 (common_handle_option): Call it.
7131 * tree-vectorizer.c (vect_is_simple_reduction): Use
7132 -fassociative-math when doing reduction on floats.
7133 * loop-unroll.c (analyze_insn_to_expand_var): Use
7134 -fassociative-math when expanding an accumulator of type float.
7135 * simplify-rtx.c (simplify_binary_operation_1): Use
7136 -fassociative-math and -freciprocal-math when reordeing operands
7137 of floating-point type.
7138 * combine.c (combine_simplify_rtx): Likewise.
7139 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
7141 * common.opt (-fassociative-math, -freciprocal-math): New flags.
7143 2007-09-04 Paolo Carlini <pcarlini@suse.de>
7146 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
7148 2007-09-04 Jan Hubicka <jh@suse.cz>
7150 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
7152 2007-09-04 Jan Hubicka <jh@suse.cz>
7154 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
7155 and corresponding MATCH_DUP.
7157 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
7160 * combine.c (subst): Do not try to simplify X if it represents load
7161 of FP constant from the constant pool via float extension.
7163 2007-09-04 Ben Elliston <bje@au.ibm.com>
7165 * c-opts.c: Include "tm_p.h".
7166 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
7168 2007-09-04 Richard Guenther <rguenther@suse.de>
7170 PR tree-optimization/33291
7171 * tree-pretty-print.c (dump_generic_node): Dump all
7172 qualifiers for pointer types, not only first. Dump
7173 qualifiers for aggregate types as well.
7174 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
7175 use the canonical type for building ARRAY_REFs.
7176 * gimplify.c (canonicalize_addr_expr): Clean up. The
7177 correct validness check is compatibility of the pointer
7178 types. Always use the canonical type for building
7179 ARRAY_REFs and ADDR_EXPRs.
7180 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
7181 change that disabled propagation of ADDR_EXPRs into statements
7184 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7186 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
7187 (umulsi3_highpart): Make into expanders; existing insns are
7188 now named *[insn]_nov6. Add stars to existing [insn]_v6
7189 counterparts' names.
7191 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
7193 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
7194 (unprotoize.o): Remove SHLIB_MULTILIB.
7196 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
7198 * doc/extend.texi: Document progmem attribute for AVR.
7200 2007-09-03 Anatoly Sokolov <aesok@post.ru>
7203 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
7205 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7207 * optabs.c (expand_ffs): Initialize val and defined_at_zero
7210 * optabs.c: Remove unnecessary forward declarations.
7211 (expand_unop_direct): New, broken out of expand_unop.
7212 (expand_doubleword_clz): New.
7213 (expand_ctz): Move above expand_ffs. Use
7214 start_sequence, end_sequence, add_equal_note, and
7215 expand_unop_direct. Add more commentary.
7216 (expand_ffs): Try both ctz optab and expand_ctz.
7217 Generate a test and branch if the hardware doesn't give us
7218 a useful value for input zero. Style improvements similar to
7221 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
7223 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7225 * config.gcc: Delete stanza for arm-semi-aof and
7226 armel-semi-aof targets.
7227 * config/arm/arm-protos.h
7229 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
7230 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
7231 delete aof_pic_label and remove mention of AOF in comments.
7232 * config/arm/arm.md: Delete patterns used only for AOF assembly.
7234 * config/arm/semiaof.h
7235 * config/arm/t-semi: Delete file.
7237 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7239 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
7240 CONST_CAST_BB): New macros for type-specific casts.
7241 (CONST_CAST): Add a TYPE parameter and define it in terms of
7244 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
7245 * c-lex.c (cb_ident, lex_string): Likewise,
7246 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
7247 * config/i386/i386.c (ix86_function_regparm,
7248 ix86_function_sseregparm): Use CONST_CAST_TREE.
7249 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
7251 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7252 give_switch, set_multilib_dir): Likewise,
7253 * gengtype-parse.c (string_seq, typedef_name): Likewise,
7254 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
7255 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
7256 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
7257 * prefix.c (update_path): Likewise,
7258 * pretty-print.c (pp_base_destroy_prefix): Likewise,
7259 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
7260 * tree-cfg.c (tree_can_merge_blocks_p,
7261 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
7262 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
7263 * tree.c (build_string): Supply a TYPE for CONST_CAST.
7264 (attribute_list_contained): Use CONST_CAST_TREE.
7266 2007-09-03 Krister Walfridsson <cato@df.lth.se>
7268 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
7270 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7273 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
7274 before forcing them into a register.
7276 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7278 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
7279 rather than define_code_macro.
7281 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7283 * gcc.c (xputenv): New function.
7284 (putenv_from_prefixes): Use xputenv instead of putenv.
7285 (process_command): Use xputenv instead of putenv.
7286 (set_collect_gcc_options): Use xputenv instead of putenv.
7287 (main): Use xputenv instead of putenv.
7289 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7291 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
7292 availability of swap instruction.
7293 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
7295 2007-09-03 Revital Eres <eres@il.ibm.com>
7297 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
7300 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
7301 Ayal Zaks <zaks@il.ibm.com>
7302 Revital Eres <eres@il.ibm.com>
7304 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
7305 compute_split_row): New functions.
7306 (ps_unschedule_node): Remove.
7307 (normalize_sched_times): Iterate over the already scheduled
7308 insns instead of the number of nodes.
7309 (MAX_SPLIT_NUM): New definition.
7310 (sms_schedule_by_order): Change the scheduling heuristic to
7311 avoid useless increases of initiation interval ii.
7312 (get_sched_window): Add dump printouts.
7314 2007-09-02 David Daney <ddaney@avtrex.com>
7316 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
7317 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
7318 (optab, insn): Add more attributes.
7319 (fetchop_bit): New code macro.
7320 (immediate_insn): New code macro attribute.
7321 (sync): Change condition to ISA_HAS_SYNC.
7322 (rdhwr): Change predicate for operand 0 to register_operand.
7323 (memory_barrier): New expand.
7324 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
7325 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7326 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7327 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7328 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
7329 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
7330 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
7331 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7332 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
7334 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7335 Hans-Peter Nilsson <hp@axis.com>
7337 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
7338 Defined to describe availability and behavior of CLZ.
7339 * config/cris/cris.md (clzsi2): Implement using lz instruction.
7340 * config/cris/cris.opt: Tweak comment for "-metrax4".
7341 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
7342 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
7343 (count_leading_zeros): Define.
7345 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7347 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
7349 2007-09-02 Joseph Myers <joseph@codesourcery.com>
7353 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
7356 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7358 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
7359 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
7360 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
7361 sched-deps.c, sched-int.h, system.h, target.h,
7362 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
7363 tree.def: Fix comment typos.
7365 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7367 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
7368 (override_options): Turn on -mstrict-align on non-ColdFire
7370 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
7372 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7374 * c-common.c (const_strip_array_types): Delete.
7375 * c-common.h (const_strip_array_types): Likewise.
7376 * emit-rtl.c (const_next_insn, const_previous_insn,
7377 const_next_nonnote_insn, const_prev_nonnote_insn,
7378 const_next_real_insn, const_prev_real_insn,
7379 const_next_active_insn, const_prev_active_insn, const_next_label,
7380 const_prev_label): Delete.
7381 * gimple-low.c (block_may_fallthru): Use expr_last.
7382 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
7383 * rtl.h (const_previous_insn, const_next_insn,
7384 const_prev_nonnote_insn, const_next_nonnote_insn,
7385 const_prev_real_insn, const_next_real_insn,
7386 const_prev_active_insn, const_next_active_insn, const_prev_label,
7387 const_next_label): Delete.
7388 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
7389 * system.h (CONST_CAST): Update comment.
7390 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
7391 (const_first_stmt, const_last_stmt): Delete.
7392 (tree_block_ends_with_condjump_p): Use last_stmt.
7393 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
7394 * tree-iterator.c (const_expr_first, const_expr_last,
7395 const_expr_only): Delete.
7396 * tree.c (const_lookup_attribute): Likewise.
7397 (attribute_list_contained): Use lookup_attribute.
7398 * tree.h (const_lookup_attribute, const_expr_first,
7399 const_expr_last, const_expr_only): Delete.
7401 2007-09-01 Richard Guenther <rguenther@suse.de>
7403 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
7404 instead of TREE_THIS_VOLATILE.
7405 * tree-ssa-operands.c (add_virtual_operand): Do not set
7406 has_volatile_ops. Do not check s_ann for NULL.
7407 (get_indirect_ref_operands): Likewise.
7408 (get_expr_operands): Likewise. For all reference trees
7409 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
7410 check base of reference for TREE_THIS_VOLATILE.
7412 2007-09-01 Richard Guenther <rguenther@suse.de>
7414 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
7415 between integral types. Also allow conversions between
7418 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7420 * optabs.c (prepare_float_lib_cmp): Use
7421 libgcc_cmp_return_mode instead of word_mode.
7422 * config/dfp-bit.h: Likewise.
7423 * config/fp-bit.h: Likewise.
7424 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
7426 (spu_libgcc_shift_count_mode): New function.
7427 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
7428 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
7430 2007-08-31 Joseph Myers <joseph@codesourcery.com>
7432 * tree-pretty-print.c: Include output.h.
7433 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
7434 HOST_WIDE_INT_PRINT_DEC.
7435 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
7437 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
7439 PR rtl-optimization/33224
7440 * loop-iv.c (latch_dominating_def): Check that the definition belongs
7441 to the analysed region.
7443 2007-08-31 Richard Guenther <rguenther@suse.de>
7445 * function.c (allocate_struct_function): Do not set
7446 current_function_returns_pointer.
7447 * function.h (struct var_refs_queue): Remove.
7448 (struct simple_obstack_stack): Likewise.
7449 (struct function): Remove fixup_var_refs_queue member.
7450 Remove returns_pointer flag.
7451 (current_function_returns_pointer): Remove define.
7453 2007-08-31 Nick Clifton <nickc@redhat.com>
7455 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
7456 secondary keys in order to obtain a stable sort.
7458 2007-08-31 Nick Clifton <nickc@redhat.com>
7461 * config/m32r/constraints.md: Add W constraint for integer zero.
7462 * config/m32r/m32r.md (get_pc): Use W and i constraints.
7463 Fix length calculation by using alternatives.
7465 2007-08-31 Richard Sandiford <richard@codesourcery.com>
7467 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
7468 split out from expand_binop.
7469 (avoid_expensive_constant): New function.
7470 (expand_binop_directly): Remove commutative_op argument and
7471 (expand_binop_directly): Remove commutative_op argument and
7472 call cummutative_optab_p instead. Do not change op0 or op1
7473 when swapping xop0 and xop1. Apply avoid_expensive_constant
7474 to each argument after potential swapping. Enforce the
7475 canonical order of commutative operands.
7476 (expand_binop): Use shift_optab_p and commutative_optab_p.
7477 Update the calls to expand_binop_directly. Only force constants
7478 into registers when widening an operation. Only swap operands
7479 once a direct expansion has been rejected.
7480 (expand_twoval_binop): Only force constants into registers when
7481 using a direct expansion.
7483 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
7485 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
7486 (sched_analyze_insn): Don't postprocess speculative dependencies when
7487 target has no scheduling.
7488 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
7489 'uninitialized' warning.
7491 2007-08-31 Richard Guenther <rguenther@suse.de>
7493 * tree.c (build_complex_type): Always set TYPE_NAME for
7496 2007-08-31 Olivier Hainque <hainque@adacore.com>
7498 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
7499 internal macro. Default alignment factor for csect directives, chosen
7500 to match what BIGGEST_ALIGNMENT allows.
7501 (DATA_SECTION_ASM_OP): Use it.
7502 * config/rs6000/rs6000.c
7503 (rs6000_xcoff_output_readonly_section_asm_op):
7504 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
7505 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
7507 2007-08-31 Olivier Hainque <hainque@adacore.com>
7509 * dbxout.c (dbxout_block): Move declaration within the first
7510 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
7511 block to include the definition, together with the associated
7514 2007-08-31 David Edelsohn <edelsohn@gnu.org>
7515 Revital Eres <eres@il.ibm.com>
7517 * doc/invoke.texi (-mpaired): Document flag.
7518 * config.gcc: Include paired.h in powerpc extra_headers and
7519 750cl.h in powerpc-*-linux*paired*.
7520 * config/rs6000/rs6000.opt (-mpaired): New flag.
7521 * config/rs6000/rs6000.c (paired_init_builtins,
7522 paired_expand_builtin, paired_expand_lv_builtin,
7523 paired_expand_stv_builtin, paired_expand_predicate_builtin):
7524 New functions to support the paired single builtin functions.
7525 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
7526 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
7528 (bdesc_paired_preds): New structure for paired predicate
7530 (rs6000_expand_builtin): Expand paired single builtins.
7531 (rs6000_init_builtins): Init paired single builtins.
7532 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
7533 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
7534 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
7535 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
7536 (rs6000_vector_mode_supported_p): Support paired vector mode.
7537 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
7538 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
7540 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
7541 (DATA_ALIGNMENT): Likewise.
7542 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
7543 (rs6000_builtins): Add PAIRED builtins.
7544 * config/rs6000/rs6000.md: Include paired.md.
7545 * config/rs6000/paired.h: New.
7546 * config/rs6000/paired.md: New.
7547 * config/rs6000/750cl.h: New.
7548 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
7550 2007-08-30 Ollie Wild <aaw@google.com>
7552 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
7553 * gcc.c (default_compilers): Add -fno-directives-only to
7554 @assembler-with-cpp.
7556 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
7560 * regclass.c (initial_fixed_regs): Revert previous change and make
7562 (initial_call_used_regs): Likewise.
7563 (initial_call_really_used_regs): Delete, reverting previous addition.
7564 (initial_reg_names): Likewise.
7565 (init_reg_sets): Revert previous change.
7566 (saved_fixed_regs): New.
7567 (saved_call_used_regs): New.
7568 (saved_call_really_used_regs): New.
7569 (saved_reg_names): New.
7570 (save_register_info): New.
7571 (restore_register_info): New.
7572 (init_reg_sets_1): Replace reset of register info with call to
7573 restore_register_info.
7574 * rtl.h (save_register_info): Declare.
7575 * toplev.c (backend_init): Call save_register_info.
7577 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7579 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
7580 from the original statement.
7582 2007-08-30 Chao-ying Fu <fu@mips.com>
7584 * c-lex.c (interpret_fixed): Declare.
7585 (interpret_float): Process _Fract and _Accum.
7586 (interpret_fixed): New function.
7587 * final.c (output_addr_const): Process CONST_FIXED.
7588 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
7589 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
7591 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
7593 (simplify_immed_subreg): Support CONST_FIXED.
7594 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7595 (simplify_subreg): Support CONST_FIXED.
7597 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7599 * config/rs6000/ppu_intrinsics.h: New file.
7600 * config.gcc (powerpc*-*-* <extra_headers>): Install
7603 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7605 * cfg.c (dump_flow_info): Change to also print entry and exit
7607 * print-rtl.c (print_rtl_single): Allow to print rtl with
7610 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7612 * df-core.h (df_dump_region): New function.
7613 * df.h (df_dump_region): New function.
7614 * loop-invariant.c (find_defs): Add call to df_dump_region.
7615 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
7618 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7621 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
7622 true if any of the compare_section_name calls returned true,
7623 rather than if any returned false.
7625 2007-08-30 Richard Guenther <rguenther@suse.de>
7627 PR tree-optimization/33199
7628 * tree-ssa-structalias.c (handle_lhs_call): New function.
7629 (find_func_aliases): In non-IPA mode make sure that for
7630 calls that return a pointer we add a constraint for the
7631 result to point to anything.
7633 2007-08-30 Richard Guenther <rguenther@suse.de>
7635 * doc/invoke.texi (-mveclibabi): Document new target option.
7636 * config/i386/i386.opt (-mveclibabi): New target option.
7637 * config/i386/i386.c (ix86_veclib_handler): Handler for
7638 vectorization library support.
7639 (override_options): Handle the -mveclibabi option, initialize
7640 the vectorization library handler.
7641 (ix86_builtin_vectorized_function): As fallback call the
7642 vectorization library handler, if set.
7643 (ix86_veclibabi_acml): New static function for ACML ABI style
7644 vectorization support.
7646 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7648 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
7649 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
7650 SImode and update m. Don't run gen_lowpart_common on arbitrary
7651 memory address, force it to register first.
7654 * dce.c (dce_process_block): Don't delete setters of
7655 artificially used registers.
7657 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7659 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
7660 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
7661 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
7663 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7665 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
7667 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
7668 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
7670 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7672 * system.h: Activate -Wcast-qual as warning-only.
7674 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
7677 * config/rs6000/rs6000.c (compare_section_name): New function.
7678 (rs6000_elf_in_small_data_p): Compare section prefixes instead
7681 2007-08-29 Olivier Hainque <hainque@adacore.com>
7683 * xcoffout.c: #include debug.h.
7684 * Makefile.in (xcoffout.o): Add debug.h dependency.
7686 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
7688 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7689 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
7691 2007-08-29 Richard Guenther <rguenther@suse.de>
7693 * tree-pretty-print.c (dump_generic_node): Print
7694 label DECL_UID as D.%u.
7695 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
7697 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7699 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
7700 * builtins.def (BUILT_IN_REALLOC): New builtin.
7702 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
7705 * tree.c (build_type_attribute_qual_variant): Set canonical types
7706 on the final, unqualified attribute variant before building the
7709 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7711 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
7712 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
7714 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7717 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7718 * config/bfin/bfin.md (composev2hi): Put operands into vector
7721 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7723 * config/bfin/bfin.md (composev2hi): Put operands into vector
7726 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7728 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
7729 attribute when appropriate.
7730 (bfin_handle_l1_text_attribute): New.
7731 (bfin_handle_l1_data_attribute): New.
7732 (bfin_attribute_table): Add attributes: l1_text, l1_data,
7733 l1_data_A and l1_data_B.
7734 * doc/extend.texi (node Function Attributes): Document l1_text
7736 (Variable Attributes): Add Blackfin subsection. Document l1_data,
7737 l1_data_A and l1_data_B variable attributes.
7739 2007-08-28 Jie Zhang <jie.zhang@analog.com>
7741 * config/bfin/bfin.opt (minline-plt): Add.
7742 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
7743 call to global functions.
7744 * doc/invoke.texi (Option Summary): Mention -minline-plt.
7745 (Blackfin Options): Document -minline-plt.
7747 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7749 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
7750 given a non-function.
7751 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
7753 2007-08-28 DJ Delorie <dj@redhat.com>
7755 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
7757 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7759 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
7761 2007-08-28 Richard Guenther <rguenther@suse.de>
7763 * tree.h (struct tree_function_decl): Increase size of
7764 function_code bitfield.
7766 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7767 Kazu Hirata <kazu@codesourcery.com>
7769 * config/m68k/linux.h
7770 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
7771 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
7772 (m68k_return_in_memory): New.
7773 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
7776 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
7779 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7780 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
7781 operand) when top VEC_SELECT extracts scalar element.
7782 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
7783 (*vec_extract_v4sf_mem): Ditto.
7785 2007-08-28 Jakub Jelinek <jakub@redhat.com>
7788 * passes.c (init_optimization_passes): Move pass_df_finish
7789 after pass_postreload sublist.
7791 PR rtl-optimization/33148
7792 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
7793 (neg (lt X 0)) if X has scalar int mode.
7796 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
7797 initializer, use build_vector_from_ctor if possible to create
7798 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
7799 even after this, return NULL.
7801 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
7803 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
7805 2007-08-28 Richard Guenther <rguenther@suse.de>
7807 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
7808 (struct tree_function_decl): Make function_code a bitfield.
7809 Add disregard_inline_limits flag.
7810 * cgraphunit.c (cgraph_process_new_functions): Check
7811 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
7812 (cgraph_preserve_function_body_p): Likewise.
7813 * ipa-inline.c (compute_inline_parameters): Likewise.
7814 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
7815 for GNU C extern inline functions.
7816 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
7817 * tree-inline.c (disregard_inline_limits_p): Remove.
7818 * tree-inline.h (disregard_inline_limits_p): Likewise.
7819 * c-common.c (handle_always_inline_attribute): Set
7820 DECL_DISREGARD_INLINE_LIMITS.
7821 * langhooks.c (add_builtin_function): Verify the function code
7822 fits in the bitfield.
7824 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
7825 Vladimir Yanovsky <yanov@il.ibm.com>
7826 Revital Eres <eres@il.ibm.com>
7827 Andrey Belevantsev <abel@ispras.ru>
7829 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
7831 * modulo-sched.c: Add documentation regarding do-loop.
7832 (doloop_register_get): Change number of arguments to support
7833 the new do-loop pattern and check whether COUNT_REG has no other
7834 occurences in the loop besides in the control part.
7835 (duplicate_insns_of_cycles): Do not duplicate the insn which
7836 changes count_reg as it is already adjusted.
7837 (generate_prolog_epilog): New argument to support the new
7838 do-loop pattern. Change the subtract instruction to use
7839 expand_simple_binop. Call duplicate_insns_of_cycles with new
7841 (sms_schedule): Call doloop_register_get and
7842 generate_prolog_epilog with new argument. Do not handle loops
7843 with single sets insns with subreg in their lhs.
7844 * loop-doloop.c (doloop_optimize): Support for another do-loop
7846 (doloop_condition_get): Gets an instruction instead of a pattern
7847 and change the return condition when the do-loop pattern is
7849 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
7850 deps when considering to not create edges.
7852 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
7854 * doc/extend.texi (gnu_inline funtion attribute): Document C++
7857 2007-08-27 Jason Merrill <jason@redhat.com>
7860 * gimplify.c (gimplify_modify_expr): Discard the assignment of
7861 zero-sized types after calling gimplify_modify_expr_rhs.
7863 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7865 * regclass.c (init_reg_autoinc): Fix typo.
7867 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
7869 Fix PR tree-optimization/33173
7870 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
7872 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
7875 * config/i386/i386.h (VALID_DFP_MODE_P): New.
7876 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
7879 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7880 David Ung <davidu@mips.com>
7881 Nigel Stephens <nigel@mips.com>
7883 Separate target-specific initialization from general
7884 back-end initialization.
7886 * toplev.c (init_alignments): New, split out from...
7887 (process_options): ...here.
7888 (backend_init_target): New, split out from...
7889 (backend_init): ...here.
7890 (lang_dependent_init_target): New, split out from...
7891 (lang_dependent_init): ...here.
7892 (target_reinit): New.
7893 * toplev.h (target_reinit): Declare.
7894 * expr.c (init_expr_target): Renamed from init_expr_once, since it
7895 now can be called more than once. Update comments.
7896 * expr.h (init_expr_target): Likewise.
7897 * alias.c (init_alias_target): Renamed from init_alias_once, since it
7898 now can be called more than once. Explicitly zero
7899 static_reg_base_value.
7900 * emit-rtl.c (init_emit_regs): New, split out from...
7901 (init_emit_once): Here.
7902 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
7903 non-const, so that changes from command-line arguments can overwrite
7904 values provided by the static initializers.
7905 (initial_call_really_used_regs): New, used similarly to the above.
7906 (initial_reg_names): Likewise.
7907 (last_mode_for_init_move_cost): Promoted function-local static to
7908 file-scope static to make it accessible outside init_move_cost.
7909 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
7910 Do not initialize inv_reg_alloc_order yet, either. Do initialize
7911 reg_names since it is needed for parsing command-line options.
7912 (init_move_cost): Use last_mode_for_init_move_cost instead of
7913 function-local static.
7914 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
7915 call_really_used_regs now. Reinitialize reg_names. Also
7916 initialize inv_reg_alloc_order. Zero reg_class_subunion and
7917 reg_class_superunion. Clear losing_caller_save_reg_set.
7918 Preserve global registers if called more than once. Reset
7919 move cost, may_move_in_cost, may_move_out_cost, and
7920 last_mode_for_init_move_cost.
7921 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
7922 can now be invoked more than once. Update comments.
7923 (init_regs): Update comments.
7924 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
7925 and initial_call_really_used_regs, instead of the non-initial
7926 variables. This allows us to save the command-line register settings
7927 after target reinitialization.
7928 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
7929 * rtl.h (init_emit_regs): Declare.
7930 (init_reg_modes_target, init_alias_target): Renamed as described
7932 * reload1.c (init_reload): Update comments.
7933 * optabs.c (init_optabs): Likewise.
7934 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
7936 2007-08-26 Chao-ying Fu <fu@mips.com>
7938 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
7941 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7943 * alias.c (memory_modified_1, memory_modified_in_insn_p):
7945 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
7947 * bb-reorder.c (copy_bb_p): Likewise.
7948 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
7949 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7950 block_ends_with_condjump_p): Likewise.
7951 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
7952 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7953 block_ends_with_condjump_p): Likewise.
7954 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
7955 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
7956 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
7957 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
7958 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
7959 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
7960 debug_true_const_tree instad of debug_true_tree.
7961 * debug.c (do_nothing_debug_hooks): Likewise.
7962 * debug.h (ignore_block, debug_true_const_tree): Constify.
7963 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
7964 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
7965 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
7966 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
7967 dbx_reg_number, is_based_loc, field_type,
7968 simple_type_align_in_bits, simple_decl_align_in_bits,
7969 simple_type_size_in_bits, field_byte_offset, insert_float,
7970 type_tag, member_declared_type, is_redundant_typedef,
7971 secname_for_decl, is_inlined_entry_point): Likewise.
7972 * emit-rtl.c (const_next_insn, const_previous_insn,
7973 const_next_nonnote_insn, const_prev_nonnote_insn,
7974 const_next_real_insn, const_prev_real_insn,
7975 const_next_active_insn, const_prev_active_insn, const_next_label,
7976 const_prev_label): Likewise.
7977 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
7979 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
7980 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
7981 sched_insn_is_legitimate_for_speculation_p): Likewise.
7982 * jump.c (reversed_comparison_code_parts,
7983 reversed_comparison_code, reversed_comparison, condjump_label):
7985 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
7986 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
7988 * rtl.h (const_previous_insn, const_next_insn,
7989 const_prev_nonnote_insn, const_next_nonnote_insn,
7990 const_prev_real_insn, const_next_real_insn,
7991 const_prev_active_insn, const_next_active_insn, const_prev_label,
7992 const_next_label, modified_between_p, modified_in_p,
7993 const_note_storeskeep_with_call_p, condjump_label,
7994 reversed_comparison, reversed_comparison_code,
7995 reversed_comparison_code_parts, memory_modified_in_insn_p,
7996 stack_regs_mentioned): Likewise.
7997 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
7998 keep_with_call_p): Likewise.
7999 * sched-deps.c (deps_may_trap_p, sched_get_condition,
8000 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
8001 sd_lists_size, sd_lists_empty_p): Likewise.
8002 * sched-int.h (sched_insns_conditions_mutex_p,
8003 haifa_classify_insn, no_real_insns_p,
8004 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
8005 sd_lists_size, sd_lists_empty_p): Likewise.
8006 * sdbout.c (sdb_debug_hooks): Likewise.
8007 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
8008 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
8009 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
8011 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
8012 tree_can_throw_internal): Likewise.
8013 * tree-flow-inline.h (phi_nodes): Likewise.
8014 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
8015 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
8016 * tree-gimple.c (const_get_call_expr_in): Likewise.
8017 * tree-gimple.h (const_get_call_expr_in): Likewise.
8018 * tree.c (const_lookup_attribute, attribute_list_equal,
8019 attribute_list_contained): Likewise.
8020 * tree.h (attribute_list_equal, attribute_list_contained,
8021 const_lookup_attribute): Likewise.
8022 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
8024 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8026 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
8027 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
8029 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8032 * config/alpha/constraints.md: Delete "svn:mime-type" property
8033 with svn propdel "svn:mime-type".
8035 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8038 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
8039 non NOTE insn doesn't cross basic block.
8040 (noce_try_abs): Likewise.
8041 (noce_process_if_block): Likewise.
8043 2007-08-26 David Edelsohn <edelsohn@gnu.org>
8046 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
8047 operand without auto-inc-dec.
8048 * config/rs6000/rs6000.md (floatsidf2_internal): Use
8049 offsettable_mem_operand.
8050 (floatunssidf2_internal): Same.
8051 (fix_truncdfsi2_internal): Same.
8052 (floatsidf_ppc64): Same.
8053 (floatunssidf_ppc64): Same.
8054 (fix_trunctfsi2_internal): Same.
8056 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8059 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
8060 pass defines needed for version.c.
8062 2007-08-25 Joseph Myers <joseph@codesourcery.com>
8064 * configure.ac (--debug-prefix-map check): Change assembler
8065 version presumed to have feature to 2.18.
8066 * configure: Regenerate.
8068 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8070 * c-common.c (vector_types_convertible_p,
8071 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
8072 self_promoting_args_p): Constify.
8073 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
8074 c_promoting_integer_type_p, self_promoting_args_p,
8075 anon_aggr_type_p, vector_types_convertible_p): Likewise.
8076 * c-decl.c (anon_aggr_type_p): Likewise.
8077 * * c-dump.c (dump_stmt): Likewise.
8078 * c-objc-common.c (has_c_linkage): Likewise.
8079 * c-tree.h (same_translation_unit_p): Likewise.
8080 * c-typeck.c (null_pointer_constant_p,
8081 tagged_types_tu_compatible_p, function_types_compatible_p,
8082 type_lists_compatible_p, lvalue_or_else, lvalue_p,
8083 comptypes_internal, struct tagged_tu_seen_cache,
8084 same_translation_unit_p, alloc_tagged_tu_seen_cache,
8085 c_size_in_bytes): Likewise.
8086 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
8087 hash_ptr, eq_ptr): Likewise.
8088 * langhooks-def.h (lhd_decl_ok_for_sibcall,
8089 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
8090 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
8091 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
8093 * optabs.c (optab_for_tree_code): Likewise.
8094 * optabs.h (optab_for_tree_code): Likewise.
8095 * rtl.h (simplify_rtx): Likewise.
8096 * simplify-rtx.c (simplify_rtx): Likewise.
8097 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
8098 dump_flag, dump_node): Likewise.
8099 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
8100 queue_and_dump_type, dump_flag): Likewise.
8101 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
8102 * tree-pass.h (dump_node): Likewise.
8103 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
8104 supportable_narrowing_operation): Likewise.
8105 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
8106 supportable_narrowing_operation): Likewise.
8107 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
8108 is_negative_overflow_infinity, is_positive_overflow_infinity,
8109 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
8110 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
8111 update_value_range, add_equivalence, ssa_name_nonnegative_p,
8112 ssa_name_nonzero_p, fp_predicate): Likewise.
8113 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
8114 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
8115 ssa_name_nonnegative_p): Likewise.
8117 2007-08-25 Hans Kester <hans.kester@ellips.nl>
8119 * config.gcc : Add x86_64-elf target.
8121 2007-08-25 Jakub Jelinek <jakub@redhat.com>
8123 * expr.c (store_expr): Fix order of store_by_pieces arguments.
8125 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
8126 Nigel Stephens <nigel@mips.com>
8130 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
8131 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
8132 * expr.c (SET_BY_PIECES_P): Define.
8133 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
8134 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
8135 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
8137 * expr.h (SET_RATIO): Define.
8138 (can_store_by_pieces, store_by_pieces): Update prototypes.
8139 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
8140 can_store_by_pieces/store_by_pieces.
8141 (expand_builtin_memcpy_args): Likewise.
8142 (expand_builtin_strncpy): Likewise.
8143 (expand_builtin_memset_args): Likewise. Also remove special case
8144 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
8145 decide what to do instead.
8146 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
8147 to can_store_by_pieces.
8149 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
8150 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
8152 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
8153 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
8154 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
8155 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
8156 (STORE_BY_PIECES_P): Define.
8158 2007-08-24 Tom Tromey <tromey@redhat.com>
8160 * varpool.c (varpool_last_needed_node): Fix comment typo.
8161 * c-decl.c (duplicate_decls): Fix comment typo.
8162 (clone_underlying_type): Update comment.
8164 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8166 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
8167 alpha_in_small_data_p, alpha_split_complex_arg,
8168 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8170 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
8171 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
8173 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
8174 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8175 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
8176 * config/darwin.c (darwin_binds_local_p): Likewise.
8177 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
8179 * config/i386/i386-protos.h (i386_pe_binds_local_p,
8180 i386_pe_valid_dllimport_attribute_p): Likewise.
8181 * config/i386/i386.c (ix86_function_regparm,
8182 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
8183 x86_can_output_mi_thunk, ix86_mangle_type,
8184 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
8185 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
8186 i386_pe_binds_local_p): Likewise.
8187 * config/ia64/ia64.c
8188 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
8189 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
8190 ia64_invalid_conversion, ia64_invalid_unary_op,
8191 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8193 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
8194 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
8195 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8196 * config/mips/mips.c (mips_use_blocks_for_constant_p,
8197 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
8198 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8199 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
8200 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
8201 * config/pa/pa.c (pa_commutative_p): Likewise.
8202 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
8204 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
8205 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
8206 rs6000_use_blocks_for_constant_p,
8207 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
8208 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8209 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
8210 * config/s390/s390.c (s390_mangle_type,
8211 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
8213 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8214 th_in_small_data_p): Likewise.
8215 * config/sh/sh.c (sh_ms_bitfield_layout_p,
8216 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8218 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
8219 sparc_mangle_type): Likewise.
8220 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
8221 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
8222 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
8224 * hooks.c (hook_bool_mode_const_rtx_false,
8225 hook_bool_mode_const_rtx_true,
8226 hook_bool_const_tree_hwi_hwi_const_tree_false,
8227 hook_bool_const_tree_hwi_hwi_const_tree_true,
8228 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8229 hook_constcharptr_const_tree_null,
8230 hook_constcharptr_const_rtx_null,
8231 hook_constcharptr_const_tree_const_tree_null,
8232 hook_constcharptr_int_const_tree_null,
8233 hook_constcharptr_int_const_tree_const_tree_null): New.
8234 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8235 hook_bool_tree_hwi_hwi_tree_false,
8236 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8237 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8238 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8239 hook_constcharptr_int_tree_null,
8240 hook_constcharptr_int_tree_tree_null): Delete.
8241 (default_can_output_mi_thunk_no_vcall): Constify.
8242 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8243 hook_bool_tree_hwi_hwi_tree_false,
8244 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8245 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8246 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8247 hook_constcharptr_int_tree_null,
8248 hook_constcharptr_int_tree_tree_null): Delete.
8249 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
8250 hook_bool_const_tree_hwi_hwi_const_tree_false,
8251 hook_bool_const_tree_hwi_hwi_const_tree_true,
8252 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8253 hook_constcharptr_const_tree_null,
8254 hook_constcharptr_const_rtx_null,
8255 hook_constcharptr_const_tree_const_tree_null,
8256 hook_constcharptr_int_const_tree_null,
8257 hook_constcharptr_int_const_tree_const_tree_null): New.
8258 (default_can_output_mi_thunk_no_vcall): Constify.
8259 * integrate.c (function_attribute_inlinable_p): Likewise.
8260 * integrate.h (function_attribute_inlinable_p): Likewise.
8261 * jump.c (rtx_renumbered_equal_p): Likewise.
8262 * output.h (decl_readonly_section, categorize_decl_for_section,
8263 default_use_anchors_for_symbol_p, default_binds_local_p,
8264 default_binds_local_p_1): Likewise.
8265 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
8267 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8268 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
8269 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
8270 TARGET_COMP_TYPE_ATTRIBUTES,
8271 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
8272 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
8273 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
8274 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
8275 TARGET_DWARF_CALLING_CONVENTION): Likewise.
8276 * target.h (can_output_mi_thunk, needs_block_p,
8277 first_cycle_multipass_dfa_lookahead_guard_spec,
8278 vector_alignment_reachable, comp_type_attributes,
8279 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
8280 commutative_p, use_blocks_for_constant_p,
8281 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
8282 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
8283 invalid_within_doloop, valid_dllimport_attribute_p,
8284 split_complex_arg, invalid_arg_for_unprototyped_fn,
8285 invalid_conversion, invalid_unary_op, invalid_binary_op):
8287 * targhooks.c (default_invalid_within_doloop,
8288 hook_invalid_arg_for_unprototyped_fn,
8289 default_builtin_vector_alignment_reachable): Likewise.
8290 (hook_bool_rtx_commutative_p): Delete.
8291 (hook_bool_const_rtx_commutative_p): New.
8292 * targhooks.h (default_invalid_within_doloop,
8293 default_builtin_vector_alignment_reachable,
8294 hook_invalid_arg_for_unprototyped_fn): Constify.
8295 (hook_bool_rtx_commutative_p): Delete.
8296 (hook_bool_const_rtx_commutative_p): New.
8297 * varasm.c (bss_initializer_p, decl_default_tls_model,
8298 categorize_decl_for_section, decl_readonly_section,
8299 default_use_anchors_for_symbol_p, default_binds_local_p,
8300 default_binds_local_p_1): Constify.
8302 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8304 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8305 __NO_BUILTIN if -fno-builtin.
8307 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8309 * config/bfin/bfin.c (print_operand): Report error instead of
8310 ICE for wrong operand.
8312 2007-08-24 Michael Matz <matz@suse.de>
8314 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
8316 2007-08-24 Richard Guenther <rguenther@suse.de>
8319 * tree-ssa.c (useless_type_conversion_p): Split into a
8320 recursive and a non-recursive part.
8321 (useless_type_conversion_p_1): New function.
8322 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
8323 from maybe_fold_offset_to_reference is trivially convertible
8324 to the desired type before doing the simplification.
8326 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8328 * expr.c (store_expr): Optimize initialization of an array
8330 * expr.h (builtin_strncpy_read_str): New prototype.
8331 * builtins.c (builtin_strncpy_read_str): Remove prototype.
8334 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
8337 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
8338 field when initializing if_info structure.
8340 2007-08-24 Richard Guenther <rguenther@suse.de>
8342 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
8344 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
8345 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
8346 * tree-inline.c (inlinable_function_p): Fold in common parts of
8347 the cannot_inline_tree_fn langhook.
8348 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
8349 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
8350 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8351 cannot_inline_tree_fn langhook.
8352 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8353 cannot_inline_tree_fn member.
8355 2007-08-24 Richard Guenther <rguenther@suse.de>
8357 * expr.c (get_inner_reference): Do computation of bitoffset
8358 from offset in a way we can detect overflow reliably.
8360 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8362 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
8364 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8366 * config/bfin/bfin.opt (mfast-fp): Add.
8367 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
8368 libbffastfp override libgcc if -mfast-fp.
8369 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
8370 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
8371 (Blackfin Options): Document -mfast-fp.
8373 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8375 PR tree-optimization/32573
8377 * tree-data-ref.c (initialize_data_dependence_relation): Clear
8378 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
8379 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
8380 (build_classic_dist_vector): Return false rather than true if
8381 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
8382 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
8383 returned false. Don't call save_dist_v before calling
8384 build_classic_dist_vector_1.
8385 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
8386 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
8387 DDR_DIR_VECTS vectors.
8389 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
8391 * configure.ac (leb128): Modify sed statement to work with any
8392 binutils version string.
8393 * configure: Regenerate
8395 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8397 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
8398 Wrap in RTX_CODE macro guard.
8399 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
8400 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
8401 arm_mark_dllimport, arm_pe_encode_section_info,
8402 arm_pe_unique_section): Use ISO-C function declarations.
8403 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
8404 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
8405 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
8407 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
8408 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
8410 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
8412 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
8413 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
8414 (register_move_cost): Use ISO-C function declarations.
8415 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
8416 * config/score/score-protos.h (score_declare_object): Add
8418 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
8420 * final.c (profile_function): Avoid empty if-bodies.
8423 * calls.c (must_pass_in_stack_var_size,
8424 must_pass_in_stack_var_size_or_pad): Constify.
8425 * config/alpha/alpha-protos.h (function_value): Likewise.
8426 * config/alpha/alpha.c (alpha_return_in_memory,
8427 alpha_pass_by_reference, function_value,
8428 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
8429 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8431 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
8432 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8433 TARGET_PROMOTE_PROTOTYPES): Likewise.
8434 * config/arm/arm-protos.h (arm_return_in_memory,
8435 arm_pad_arg_upward, arm_function_value): Likewise.
8436 * config/arm/arm.c (arm_pass_by_reference,
8437 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
8438 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8439 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
8441 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8442 * config/avr/avr-protos.h (avr_function_value): Likewise.
8443 * config/avr/avr.c (avr_return_in_memory,
8444 gas_output_limited_string, gas_output_ascii, avr_function_value,
8445 avr_return_in_memory): Likewise.
8446 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
8447 * config/bfin/bfin.c (bfin_pass_by_reference,
8448 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
8449 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
8451 * config/cris/cris.c (cris_pass_by_reference,
8452 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
8453 * config/crx/crx.c (crx_return_in_memory): Likewise.
8454 * config/darwin.c (function_base, machopic_function_base_name):
8456 * config/fr30/fr30.c (fr30_must_pass_in_stack,
8457 TARGET_PROMOTE_PROTOTYPES): Likewise.
8458 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
8459 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
8460 * config/i386/i386-protos.h (ix86_return_in_memory,
8461 ix86_sol10_return_in_memory): Likewise.
8462 * config/i386/i386.c (ix86_function_value,
8463 ix86_function_sseregparm, ix86_must_pass_in_stack,
8464 type_natural_mode, classify_argument, examine_argument,
8465 construct_container, ix86_pass_by_reference, function_value_32,
8466 function_value_64, ix86_function_value_1, return_in_memory_32,
8467 return_in_memory_64, return_in_memory_ms_64,
8468 ix86_return_in_memory, ix86_sol10_return_in_memory,
8469 TARGET_PROMOTE_PROTOTYPES): Likewise.
8470 * config/ia64/ia64-protos.h (ia64_function_value,
8471 ia64_hpux_function_arg_padding): Likewise.
8472 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
8473 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
8474 ia64_hpux_function_arg_padding): Likewise.
8475 * config/iq2000/iq2000-protos.h (function_arg,
8476 iq2000_function_value): Likewise.
8477 * config/iq2000/iq2000.c (iq2000_return_in_memory,
8478 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
8479 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8480 function_arg, iq2000_function_value): Likewise.
8481 * config/m32c/m32c-protos.h (m32c_function_value,
8482 m32c_promote_function_return): Likewise.
8483 * config/m32c/m32c.c (m32c_pass_by_reference,
8484 m32c_promote_prototypes, m32c_promote_function_return,
8485 m32c_function_value): Likewise.
8486 * config/m32r/m32r.c (m32r_return_in_memory,
8487 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8488 m32r_in_small_data_p): Likewise.
8489 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
8491 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
8492 m68hc11_function_arg_padding): Likewise.
8493 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
8494 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
8495 m68k_function_value): Likewise.
8496 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
8497 mcore_function_value): Likewise.
8498 * config/mcore/mcore.c (handle_structs_in_regs,
8499 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8500 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8501 mcore_num_arg_regs, mcore_function_value): Likewise.
8502 * config/mips/mips-protos.h (mips_pad_arg_upward,
8503 mips_function_value): Likewise.
8504 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
8505 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
8506 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8507 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
8508 mips_function_value): Likewise.
8509 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
8511 * config/mmix/mmix.c (mmix_pass_by_reference,
8512 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
8513 mmix_encode_section_info): Likewise.
8514 * config/mn10300/mn10300-protos.h (mn10300_function_value):
8516 * config/mn10300/mn10300.c (mn10300_return_in_memory,
8517 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8518 mn10300_function_value): Likewise.
8519 * config/mt/mt-protos.h (mt_function_value): Likewise.
8520 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
8521 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
8522 * config/pa/pa-protos.h (function_arg_padding, function_value,
8523 pa_return_in_memory): Likewise.
8524 * config/pa/pa.c (pa_pass_by_reference,
8525 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8526 function_arg_padding, function_value, pa_return_in_memory):
8528 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
8529 * config/rs6000/rs6000-protos.h (rs6000_function_value,
8530 function_arg_padding): Likewise.
8531 * config/rs6000/rs6000.c (rs6000_return_in_memory,
8532 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
8533 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
8534 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8535 function_arg_padding, altivec_expand_dst_builtin,
8536 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
8537 altivec_init_builtins, rs6000_common_init_builtins,
8538 rs6000_function_value): Likewise.
8539 * s390/s390-protos.h (s390_function_value): Likewise.
8540 * config/s390/s390.c (s390_function_arg_size,
8541 s390_pass_by_reference, s390_return_in_memory,
8542 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8543 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
8544 * config/score/score-protos.h (score_function_value): Likewise.
8545 * config/score/score.c (score_arg_partial_bytes,
8546 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8547 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
8548 score_pass_by_reference, score_add_offset, score_function_value):
8550 * config/sh/sh-protos.h (sh_attr_renesas_p,
8551 sh_promote_prototypes): Likewise.
8552 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
8553 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
8554 sh_attr_renesas_p): Likewise.
8555 * config/sparc/sparc-protos.h (function_value,
8556 function_arg_padding): Likewise.
8557 * config/sparc/sparc.c (sparc_promote_prototypes,
8558 sparc_return_in_memory, sparc_pass_by_reference,
8559 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8560 function_arg_record_value_2, function_arg_record_value_1,
8561 function_arg_record_value, function_arg_record_value,
8562 function_arg_padding, function_value): Likewise.
8563 * config/spu/spu-protos.h (spu_function_value): Likewise.
8564 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
8565 spu_function_value): Likewise.
8566 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
8568 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
8569 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8570 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8572 * config/v850/v850.c (v850_return_in_memory,
8573 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
8574 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
8575 * config/xtensa/xtensa.c (xtensa_return_in_msb,
8576 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8577 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8579 * explow.c (promote_mode, hard_function_value): Likewise.
8580 * expr.h (hard_function_value, promote_mode): Likewise.
8581 * function.c (aggregate_value_p): Likewise.
8582 * hooks.c (hook_bool_const_tree_true): New.
8583 * hooks.h (hook_bool_const_tree_true): New.
8584 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
8585 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8586 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8587 TARGET_RETURN_IN_MSB): Likewise.
8588 * target.h (promote_function_args, promote_function_return,
8589 promote_prototypes, return_in_memory, return_in_msb,
8590 pass_by_reference, must_pass_in_stack, callee_copies,
8591 function_value): Likewise.
8592 * targhooks.c (default_return_in_memory,
8593 hook_pass_by_reference_must_pass_in_stack,
8594 hook_callee_copies_named,
8595 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8596 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8597 default_function_value): Likewise.
8598 * targhooks.h (default_return_in_memory,
8599 hook_pass_by_reference_must_pass_in_stack,
8600 hook_callee_copies_named,
8601 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8602 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8603 default_function_value): Likewise.
8604 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
8605 (equiv_class_label_hash, equiv_class_label_eq): Constify.
8606 * tree-vectorizer.c (bb_in_loop_p): Likewise.
8607 * tree.c (needs_to_live_in_memory): Likewise.
8608 * tree.h (struct tree_type, needs_to_live_in_memory,
8609 aggregate_value_p, must_pass_in_stack_var_size,
8610 must_pass_in_stack_var_size_or_pad): Likewise.
8611 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
8612 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
8613 lookup_filename): Likewise.
8615 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8618 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
8619 fake fcomi i387 instruction for !TARGET_CMOVE.
8620 (ix86_expand_branch): Expand natural sequence with one jump for
8621 all targets, not only TARGET_CMOVE.
8622 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
8623 pattern to implement fake fcomi sequence. Split instruction after
8624 reload to correct compare sequences.
8625 (*cmpfp_xf_cc): Ditto.
8626 (*cmpfp_<mode>_cc): Ditto.
8627 (*cmpfp_u_cc): Ditto.
8628 (*cmpfp_<mode>_cc): Ditto.
8630 2007-08-23 Richard Guenther <rguenther@suse.de>
8632 * tree-pretty-print.c (dump_generic_node): Annotate
8633 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
8635 2007-08-23 Richard Guenther <rguenther@suse.de>
8637 * builtins.c (expand_builtin_mathfn): Wrap argument in
8638 save_expr directly instead of re-building the call.
8639 (expand_builtin_mathfn_2): Likewise.
8640 (expand_builtin_mathfn_3): Likewise.
8641 (expand_builtin_interclass_mathfn): Likewise.
8642 (expand_builtin_int_roundingfn): Set arg.
8643 (expand_builtin_int_roundingfn_2): Likewise.
8645 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
8647 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
8648 *sse_nand<mode>3, *sse_xor<mode>3): New.
8650 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8652 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
8653 * config/i386/i386.c (print_operand): Handle ';' code. Output
8654 semicolon for TARGET_MACHO.
8655 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
8656 emit semicolon after 'lock' prefix.
8657 (sync_double_compare_and_swap<mode>): Ditto.
8658 (*sync_double_compare_and_swapdi_pic): Ditto.
8659 (*sync_compare_and_swap_cc<mode>): Ditto.
8660 (sync_double_compare_and_swap_cc<mode>): Ditto.
8661 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8662 (sync_old_add<mode>): Ditto.
8663 (sync_add<mode>): Ditto.
8664 (sync_sub<mode>): Ditto.
8665 (sync_ior<mode>): Ditto.
8666 (sync_and<mode>): Ditto.
8667 (sync_xor<mode>): Ditto.
8669 2007-08-22 Chao-ying Fu <fu@mips.com>
8671 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
8673 (copy_rtx): Handle CONST_FIXED.
8674 (rtx_equal_p): Likewise.
8675 * rtl.h (fixed_value.h): New include.
8676 (rtx_def): Add a new field of fixed_value to u.
8677 (XCNMPFV): Define for accessing fixed_value.
8678 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
8680 * rtl.def (CONST_FIXED): New constant.
8681 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
8682 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
8683 US_ASHIFT): New codes.
8684 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
8685 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
8686 unsigned_fract_convert, unsigned_sat_fract): Document them.
8687 * varasm.c (assemble_integer): Extend to support fixed-point constants
8688 by using different machine classes.
8689 (decode_addr_const): Handle FIXED_CST.
8690 (const_hash_1): Likewise.
8691 (compare_constant): Likewise.
8692 (copy_constant): Likewise.
8693 (const_rtx_hash_1): Handle CONST_FIXED.
8694 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8695 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8697 (initializer_constant_valid_p): Handle FIXED_CST.
8698 (output_constant): Support FIXED_POINT_TYPE.
8699 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
8700 * cse.c (hash_rtx): Support CONST_FIXED.
8701 (exp_equiv_p): Likewise.
8702 (cannon_reg): Likewise.
8703 (fold_rtx): Likewise.
8704 (equiv_constant): Likewise.
8705 (cse_process_notes_1): Likewise.
8706 (count_reg_usage): Likewise.
8707 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
8708 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
8709 (wrap_constant): Check CONST_FIXED.
8710 (cselib_hash_rtx): Support CONST_FIXED.
8711 (cselib_subst_to_values): Likewise.
8712 * df-scan.c (df_uses_record): Likewise.
8713 * gcse.c (want_to_gcse_p): Likewise.
8714 (oprs_unchanged_p): Likewise.
8715 (oprs_not_set_p): Likewise.
8716 (compute_transp): Likewise.
8717 (extract_mentioned_regs_helper): Likewise.
8718 * genemit.c (gen_exp): Likewise.
8719 * local-alloc.c (equiv_init_varies_p): Likewise.
8720 (contains_replace_regs): Likewise.
8721 (memref_referenced_p): Likewise.
8722 * loop-invariant.c (check_maybe_invariant): Likewise.
8723 (hash_invariant_expr_1): Likewise.
8724 (invariant_expr_equal_p): Likewise.
8725 * postreload-gcse.c (oprs_unchanged_p): Likewise.
8726 * regclass.c (reg_scan_mark_refs): Likewise.
8727 * regrename.c (scan_rtx): Likewise.
8728 * resource.c (mark_referenced_resources): Likewise.
8729 (mark_set_resources): Likewise.
8730 * rtlanal.c (rtx_unstable_p): Likewise.
8731 (rtx_varies_p): Likewise.
8732 (count_occurrences): Likewise.
8733 (reg_mentioned_p): Likewise.
8734 (modified_between_p): Likewise.
8735 (modified_in_p): Likewise.
8736 (volatile_insn_p): Likewise.
8737 (volatile_refs_p): Likewise.
8738 (side_effects_p): Likewise.
8739 (may_trap_p_1): Likewise.
8740 (inequality_comparisons_p): Likewise.
8741 (computed_jump_p_1): Likewise.
8742 (commutative_operand_precedence): Likewise.
8743 * sched-deps.c (sched_analyze_2): Likewise.
8744 * sched-vis.c (print_value): Likewise.
8745 * reload.c (operands_match_p): Likewise.
8746 (subst_reg_equivs): Likewise.
8747 * reload1.c (eliminate_regs_1): Likewise.
8748 (elimination_effects): Likewise.
8749 (scan_paradoxical_subregs): Likewise.
8750 * alias.c (rtx_equal_for_memref_p): Likewise.
8751 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
8752 * emit-rtl.c (const_fixed_htab): New hash table.
8753 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
8755 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
8756 const_fixed_from_fixed_value): New functions.
8757 (verify_rtx_sharing): Handle CONST_FIXED.
8758 (copy_rtx_if_shared_1): Likewise.
8759 (reset_used_flags): Likewise.
8760 (set_used_flags): Likewise.
8761 (copy_insn_1): Likewise.
8762 (init_emit_once): Create const_fixed_htab.
8763 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
8765 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
8767 PR tree-optimization/32949
8768 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
8769 before failing for ivs with non-constant step.
8771 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
8773 * doc/md.texi (Iterators): Renamed from Macros. All contents
8774 changed to reflect rename of respectively define_code_macro and
8775 define_mode_macro to define_code_iterator and define_mode_iterator.
8776 (Mode Iterators, Code Iterators): Similar.
8777 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
8778 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
8779 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
8780 (initialize_iterators, find_iterator, check_code_iterator)
8781 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
8782 (read_mapping, read_rtx_1): Similar.
8783 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
8784 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
8785 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
8786 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
8787 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
8788 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
8789 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
8790 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
8791 config/rs6000/sync.md, config/rs6000/rs6000.md,
8792 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
8793 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
8794 config/vax/vax.md, config/bfin/bfin.md: Similar.
8796 2007-08-22 David Daney <ddaney@avtrex.com>
8798 * doc/install.texi (Testing): Mention testing on a simulator.
8800 2007-08-22 Janis Johnson <janis187@us.ibm.com>
8802 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
8804 * doc/libgcc.texi (Decimal float library routines): Fix formatting
8805 and rearrange floating point conversion functions into different
8808 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8810 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
8811 dfa_post_advance_cycle): New scheduler hooks.
8812 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8813 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
8815 (TARGET_SCHED): Use them.
8816 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8817 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
8818 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
8820 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
8821 function to facilitate debugging.
8822 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
8823 (output_insn_has_dfa_reservation_p): New static function to output
8824 insn_has_dfa_reservation_p ().
8825 (write_automata): Use it.
8826 * genattr.c (main): Output declaration for
8827 insn_has_dfa_reservation_p ().
8829 2007-08-22 Christian Bruel <christian.bruel@st.com>
8830 Richard Guenther <rguenther@suse.de>
8832 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
8833 * simplify_rtx (simplify_binary_operation_1): Likewise.
8835 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
8837 PR rtl-optimization/32557
8838 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
8839 of REGNO (mws->mw_reg).
8841 2007-08-22 Richard Guenther <rguenther@suse.de>
8844 * builtins.c (expand_builtin_int_roundingfn): Replace call
8845 argument wrapped with SAVE_EXPR directly.
8846 (expand_builtin_int_roundingfn_2): Likewise.
8848 2007-08-22 Richard Guenther <rguenther@suse.de>
8850 * tree-inline.c (inlinable_function_p): Restore disregarding
8851 inline limits for GNU extern inline functions.
8853 2007-08-22 Richard Guenther <rguenther@suse.de>
8856 * tree.c (host_integerp): Treat sizetype as signed as it is
8859 2007-08-21 Ian Lance Taylor <iant@google.com>
8861 PR tree-optimization/33134
8862 * tree-vrp.c (adjust_range_with_scev): Call
8863 set_value_range_to_value.
8865 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8867 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
8870 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8872 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
8875 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
8877 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
8878 cases to set eight bytes at a time.
8879 (expand_block_move): Likewise.
8881 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8884 * dwarf2out.c (gen_decl_die): Don't call
8885 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
8887 2007-08-21 Paul Brook <paul@codesourcery.com>
8888 Nathan Sidwell <nathan@codesourcery.com>
8889 Mark Mitchell <mark@codesourcery.com>
8890 Joseph Myers <joseph@codesourcery.com>
8892 * configure.ac: Add --with-pkgversion and --with-bugurl.
8893 * configure: Regenerate.
8894 * doc/install.texi: Document them.
8895 * version.c (version_string): Remove VERSUFFIX.
8896 (VERSUFFIX): Remove.
8897 (pkgversion_string): New.
8898 (bug_report_url): Do not hard-code initializer.
8899 * version.h (pkgversion_string): Declare.
8900 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
8902 (version.o): Define PKGVERSION and BUGURL.
8903 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
8904 (%.pod): Define BUGURL.
8905 * gcc.c (process_command, main): Use pkgversion_string.
8906 * toplev.c (compile_file, print_version): Likewise.
8907 * protoize.c (main): Likewise.
8908 * gcov.c (print_version): Likewise. Update copyright date.
8909 * gcov-dump.c (print_version): Likewise. Update copyright date.
8910 * mips-tdump.c (main): Likewise. Update copyright date.
8911 * mips-tfile.c (main): Likewise. Update copyright date.
8912 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
8913 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
8914 shorten description.
8915 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
8916 * doc/gccint.texi: Likewise.
8917 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
8918 Update copyright date.
8920 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
8922 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
8923 (ix86_expand_strlensi_unroll_1): Ditto.
8924 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
8925 (ix86_expand_carry_flag_compare): Update comment.
8927 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8930 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
8931 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
8933 2007-08-21 Richard Guenther <rguenther@suse.de>
8935 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
8937 2007-08-21 Richard Guenther <rguenther@suse.de>
8940 * fold-const.c (fold_binary): Remove index +p PTR folding.
8941 Fix types of POINTER_PLUS_EXPR generated by folding of
8944 2007-08-20 Chao-ying Fu <fu@mips.com>
8946 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
8947 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
8948 RID_ONEWAY, so that it can be checked in declspecs_add_type.
8949 (c_common_fixed_point_type_for_size): Declare.
8950 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
8951 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
8952 (c_token_starts_declspecs): Likewise.
8953 (c_parser_declspecs): Likewise.
8954 (c_parser_attributes): Likewise.
8955 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
8956 (c_declspecs): Add saturating_p.
8957 * c-decl.c (build_null_declspecs): Initialize saturating_p.
8958 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
8959 _Sat. Handle RID_SAT.
8960 Avoid using void, bool, char, int, float, double, _Decimal32,
8961 _Decimal64, _Decimal128, and complex with _Sat.
8962 Handle RID_FRACT and RID_ACCUM.
8963 Make sure _Sat is used with _Fract or _Accum.
8964 (finish_declspecs): Handle cts_fract and cts_accum.
8965 * c-common.c (fixed-value.h): New include.
8966 (constant_expression_warning): Handle FIXED_CST.
8967 (overflow_warning): Likewise.
8968 (warnings_for_convert_and_check): Likewise.
8969 (c_common_fixed_point_type_for_size): New.
8970 (c_common_type_for_mode): Handle fixed-point modes to
8971 return various saturating/non-saturating, signed/unsigned types.
8972 (c_common_signed_or_unsigned_type): Support fixed-point types.
8973 (shorten_compare): Check fixed-point zero.
8974 Handle FIXED_POINT_TYPE.
8975 (c_common_truthvalue_conversion): Handle FIXED_CST.
8976 Handle FIXED_POINT_TYPE.
8977 (c_common_nodes_and_builtins): Record builtin types for fixed-point
8979 (handle_mode_attribute): Handle fixed-point modes. Need to check
8980 if the signness of base type and fixed-point modes are consistent.
8981 (handle_vector_size_attribute): Handle fixed-point modes.
8982 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
8983 (warn_for_div_by_zero): Check fixed-point zero.
8984 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
8985 a common fixed-point type based on fbit, ibit, sign, and saturation.
8986 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
8987 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
8988 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
8989 (convert_for_assignment): Support FIXED_POINT_TYPE.
8990 (digest_init): Handle FIXED_POINT_TYPE.
8991 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
8992 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8993 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
8994 GE_EXPR, LT_EXPR, GT_EXPR.
8995 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
8996 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
8997 * target.h (gcc_target): Add fixed_point_supported_p.
8998 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
8999 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
9000 (default_fixed_point_supported_p): Define.
9001 * targhooks.h (default_fixed_point_supported_p): Declare.
9002 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
9003 * doc/install.texi (Configuration): Add --enable-fixed-point.
9004 * configure.ac (--enable-fixed-point): New to enable fixed-point
9005 arithmetic extension to C. For mips targets, we enable it by default.
9006 * configure, config.in: Regenerate.
9008 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
9010 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
9012 2007-08-20 David Edelsohn <edelsohn@gnu.org>
9014 * dwarf2out.c (text_section_used): Move declaration outside ifdef
9015 DWARF2_DEBUGGING_INFO.
9016 (cold_text_section_used): Same.
9017 (cold_text_section): Same.
9019 2007-08-20 Richard Guenther <rguenther@suse.de>
9021 * c-typeck.c (convert_for_assignment): Use the type of
9022 the member for the initialization.
9024 2007-08-20 Richard Guenther <rguenther@suse.de>
9026 * c-objc-common.c (c_disregard_inline_limits): Remove.
9027 * c-objc-common.h (c_disregard_inline_limits): Likewise.
9028 * cgraphunit.c (cgraph_process_new_functions): Call
9029 disregard_inline_limits_p.
9030 (cgraph_preserve_function_body_p): Likewise.
9031 * ipa-inline.c (compute_inline_parameters): Likewise.
9032 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
9034 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
9035 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9036 disregard_inline_limits langhook.
9037 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
9039 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9040 disregard_inline_limits langhook.
9041 * tree-inline.c (disregard_inline_limits_p): New function.
9042 * tree-inline.h (disregard_inline_limits_p): Declare.
9044 2007-08-20 Richard Guenther <rguenther@suse.de>
9046 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
9047 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
9048 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9049 auto_var_in_fn_p langhook.
9050 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
9052 * tree.c (auto_var_in_fn_p): ... here.
9053 (find_var_from_fn): Call auto_var_in_fn_p directly.
9054 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9055 auto_var_in_fn_p langhook.
9056 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
9057 (copy_body_r): Likewise.
9058 (self_inlining_addr_expr): Likewise.
9059 * tree.h (auto_var_in_fn_p): Declare.
9061 2007-08-20 Richard Guenther <rguenther@suse.de>
9063 * tree.c (WALK_SUBTREE): Call walk_tree_1.
9064 (walk_type_fields): Take lh parameter.
9065 (walk_tree): Rename to ...
9066 (walk_tree_1): ... this. Do not call the walk_subtrees
9067 langhook but the now passed callback. Pass lh on recursion.
9068 (walk_tree_without_duplicates): Rename to ...
9069 (walk_tree_without_duplicates_1): ... this. Take lh parameter
9070 and call walk_tree_1.
9071 * tree.h (walk_tree_lh): New typedef.
9072 (walk_tree_1): Declare.
9073 (walk_tree_without_duplicates_1): Likewise.
9074 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
9075 (walk_tree_without_duplicates): New define to
9076 walk_tree_without_duplicates_1 with NULL lh parameter.
9077 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
9078 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
9080 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
9081 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
9082 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
9085 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9088 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
9089 code in front of the compacting of basic blocks.
9090 Move the folding of statements inbetween the cgraph checking
9091 and compacting of basic blocks.
9093 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9094 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9097 * config/alpha/alpha.c (va_list_skip_additions): Check for
9098 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
9099 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
9100 PLUS_EXPR when checking ap.__base.
9101 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
9102 when doing addition on pointer types. Use size_int instead of
9104 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
9105 ptr_type in the second operand.
9107 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9110 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
9112 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9115 * cfgexpand.c (expand_one_register_var): Mark pointer
9116 DECL_ARTIFICIAL as REG_POINTER also.
9117 * stmt.c (expand_decl): Likewise.
9119 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
9126 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
9127 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
9128 on_worklist argument and avoid adding things to worklist multiple
9130 (add_to_worklist): Ditto.
9131 (mark_aliases_call_clobbered): Mark entire structure clobbered if
9132 single SFT is clobbered.
9133 (set_initial_properties): Ditto.
9134 (compute_call_clobbered): Update for changes to function
9136 (create_overlap_variables_for): Always create SFT for offset 0.
9137 (create_structure_vars): Handle PHI's, since we are in SSA form at
9139 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
9140 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
9142 (add_vars_for_offset): Figure out aliases from access + points-to.
9143 (add_virtual_operand): Use add_vars-for_offset.
9144 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
9145 (add_call_clobber_ops): Remove makes_clobbering_call set.
9146 (get_expr_operands): Always pass through the INDIRECT_REF
9148 * tree-ssa-structalias.c (struct constraint_graph): Remove
9150 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
9151 address_taken, pt_used, number_incoming.
9152 (FIRST_ADDR_NODE): Removed.
9153 (merge_graph_nodes): Remove broken code for the moment.
9154 (init_graph): New function.
9155 (build_pred_graph): Remove code to init_graph.
9156 Add location equivalence support.
9157 (struct scc_info): Rename roots to deleted.
9159 (init_scc_info): Ditto
9160 (init_topo_info): Use graph->size.
9161 (compute_topo_order): Ditto.
9162 (do_da_constraint): Removed.
9163 (do_sd_constraint): Remove calls to find().
9164 set_union_with_increment should always get 0 as last arg here.
9165 (do_complex_constraint): Replace do_da_constraint with assert.
9167 (struct equiv_class_label): New.
9168 (pointer_equiv_class_table): Ditto.
9169 (location_equiv_class_table): Ditto.
9170 (equiv_class_label_hash): Ditto.
9171 (equiv_class_label_eq): Ditto
9172 (equiv_class_lookup): Ditto.
9173 (equiv_class_ladd): Ditto.
9174 (pointer_equiv_class): Ditto.
9175 (location_equiv_class): Ditto.
9176 (condense_visit): Rename and rewrite from label_visit to do only
9177 SCC related stuff for HU.
9178 (label_visit): Do HU work for HU.
9179 (perform_var_substitution): Update to do HU and location
9181 (free_var_substitution_info): Update to free HU and location
9182 equivalence structures. */
9183 (find_equivalent_node): Update for pointer but not location
9185 (unite_pointer_equivalences): New function.
9186 (move_complex_constraints): Rewrite to only do moving.
9187 (rewrite_constraints): Split out of move_complex_constraints.
9188 (solve_graph): Use graph->size.
9189 (process_constraint_1): Add from_call argument, use it.
9190 Split *a = &b into two constraints.
9191 (process_constraint): Use new process_constraint_1.
9192 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
9193 (get_constraint_for): Handle non-pointer integers properly.
9194 Remove code that used to handle structures.
9195 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
9196 with unknown addends.
9197 (handle_rhs_call): New function.
9198 (find_func_aliases): Use handle_rhs_call.
9199 (set_uids_in_ptset): Add an assert.
9200 (set_used_smts): Fix bug in not considering unified vars.
9201 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
9202 (compute_points_to_sets): Update for other function changes.
9203 (delete_points_to_sets): Ditto.
9204 (ipa_pta_execute): Ditto.
9205 (pass_ipa_pta): We need to update SSA after ipa_pta.
9207 2007-08-19 Jan Hubicka <jh@suse.cz>
9209 * i386.md: Replace "rim" and "mri" constraints by "g".
9211 2007-08-19 Joseph Myers <joseph@codesourcery.com>
9213 * dwarf2out.c (text_section_used, cold_text_section_used,
9214 cold_text_section, dwarf2out_note_section_used): New.
9215 (dwarf2out_init): Initialize cold_text_section.
9216 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
9217 dwarf2out_note_section_used.
9218 (size_of_aranges): Only count entry for text section if it was
9219 used. Count entry for cold text section if it was used.
9220 (output_aranges): Only output entries for text section and cold
9221 text section if they were used.
9223 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9225 * tree-pretty-print.c (debug_generic_expr): Add a comment about
9227 (debug_generic_stmt): Likewise.
9228 (debug_tree_chain): Likewise.
9230 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9232 * tree-data-refs.c (split_constant_offset): Expose.
9233 * tree-data-refs.h (split_constant_offset): Add declaration.
9235 * tree-vectorizer.h (dr_alignment_support): Renamed
9236 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
9237 Added a new value dr_explicit_realign.
9238 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
9239 dr_offset, dr_step, and dr_aligned_to, along with new access
9240 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
9241 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
9242 STMT_VINFO_DR_ALIGNED_TO.
9244 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
9246 In case of outer-loop vectorization with non-fixed misalignment - use
9247 the dr_explicit_realign scheme instead of the optimized realignment
9249 (new_stmt_vec_info): Initialize new fields.
9251 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
9252 'nested_in_vect_loop' case. Change verbosity level.
9253 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
9254 Don't fail on zero step in the outer-loop for loads.
9255 (vect_analyze_data_refs): Call split_constant_offset to calculate
9256 base, offset and init relative to the outer-loop.
9258 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
9259 BSI function argument with a new function argument - at_loop.
9260 Simplify the condition that determines STEP. Takes additional argument
9261 INV_P. Support outer-loop vectorization (handle the
9262 nested_in_vect_loop case), including zero step in the outer-loop. Call
9263 vect_create_addr_base_for_vector_ref with additional argument.
9264 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
9265 Updated function documentation. Handle the 'nested_in_vect_loop' case.
9266 Fixed and simplified calculation of step.
9267 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
9268 of bsi, and with additional argument. Call bump_vector_ptr with
9269 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
9270 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
9271 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
9272 when the realignment setup needs to take place inside the loop.
9273 Support the dr_explicit_realign scheme. Allow generating the optimized
9274 realignment scheme for outer-loop vectorization. Added documentation.
9275 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
9276 the 'nested_in_vect_loop' case, including loads that are invariant in
9277 the outer-loop and the realignment schemes. Handle the case when the
9278 realignment setup needs to take place inside the loop. Call
9279 vect_setup_realignment with additional arguments. Call
9280 vect_create_data_ref_ptr with additional argument and with loop instead
9281 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
9282 (vect_gen_niters_for_prolog_loop): Call
9283 vect_create_addr_base_for_vector_ref with additional arguments.
9284 (vect_create_cond_for_align_checks): Likewise.
9285 (bump_vector_ptr): Updated to support the new dr_explicit_realign
9286 scheme: takes additional argument bump; argument ptr_incr is now
9287 optional; updated documentation.
9288 (vect_init_vector): Takes additional argument (bsi). Use it, if
9289 available, to insert the vector initialization.
9290 (get_initial_def_for_induction): Pass additional argument in call to
9292 (vect_get_vec_def_for_operand): Likewise.
9293 (vect_setup_realignment): Likewise.
9294 (vectorizable_load): Likewise.
9296 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9298 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
9299 as argument instead of struct loop.
9300 (nested_in_vect_loop_p): New function.
9301 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
9303 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
9304 from other phis in the loop.
9305 (destroy_loop_vec_info): Add additional argument to declaration.
9307 * tree-vectorizer.c (supportable_widening_operation): Also check if
9308 nested_in_vect_loop_p (don't allow changing the order in this case).
9309 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
9310 of struct loop. Call nested_in_vect_loop_p and don't require
9311 flag_unsafe_math_optimizations if it returns true.
9312 (new_stmt_vec_info): When setting def_type for phis differentiate
9313 loop-header phis from other phis.
9314 (bb_in_loop_p): New function.
9315 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
9316 just update their loop_vinfo. Order of BB traversal now matters -
9317 call dfs_enumerate_from with bb_in_loop_p.
9318 (destroy_loop_vec_info): Takes additional argument to control whether
9319 stmt_vinfo of the loop stmts should be destroyed as well.
9320 (vect_is_simple_reduction): Allow the "non-reduction" use of a
9321 reduction stmt to be defines by a non loop-header phi.
9322 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
9324 * tree-vect-transform.c (vectorizable_reduction): Call
9325 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
9326 (vectorizable_call): Likewise.
9327 (vectorizable_conversion): Likewise.
9328 (vectorizable_operation): Likewise.
9329 (vectorizable_type_promotion): Likewise.
9330 (vectorizable_type_demotion): Likewise.
9331 (vectorizable_store): Likewise.
9332 (vectorizable_live_operation): Likewise.
9333 (vectorizable_reduction): Likewise. Also pass loop_info to
9334 vect_is_simple_reduction instead of loop.
9335 (vect_init_vector): Call nested_in_vect_loop_p.
9336 (get_initial_def_for_reduction): Likewise.
9337 (vect_create_epilog_for_reduction): Likewise.
9338 (vect_init_vector): Check which loop to work with, in case there's an
9340 (get_initial_def_for_inducion): Extend to handle outer-loop
9341 vectorization. Fix indentation.
9342 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
9343 In the case vect_induction_def get the vector def from the induction
9344 phi node, instead of calling get_initial_def_for_inducion.
9345 (get_initial_def_for_reduction): Extend to handle outer-loop
9347 (vect_create_epilog_for_reduction): Extend to handle outer-loop
9349 (vect_transform_loop): Change assert to just skip this case. Add a
9351 (vect_finish_stmt_generation): Add a couple asserts.
9353 (vect_estimate_min_profitable_iters): Multiply
9354 cost of inner-loop stmts (in outer-loop vectorization) by estimated
9356 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
9357 this is an inner-loop reduction in outer-loop vectorization.
9359 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
9360 Same code as what used to be vect_analyze_scalar_cycles, only with
9361 additional argument loop, and loop_info passed to
9362 vect_is_simple_reduction instead of loop.
9363 (vect_analyze_scalar_cycles): Code factored out into
9364 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
9365 Updated documentation.
9366 (analyze_operations): Check for inner-loop loop-closed exit-phis during
9367 outer-loop vectorization that are live or not used in the outerloop,
9368 cause this requires special handling.
9369 (vect_enhance_data_refs_alignment): Don't consider versioning for
9371 (vect_analyze_data_refs): Check that there are no datarefs in the
9373 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
9374 and vect_used_in_outer_by_reduction cases.
9375 (process_use): Also consider the case of outer-loop stmt defining an
9376 inner-loop stmt and vice versa.
9377 (vect_analyze_loop_1): New function.
9378 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
9379 loops. Call vect_analyze_loop_1.
9380 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
9381 been vectorized. Call destroy_loop_vec_info with additional argument.
9383 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
9384 in the inner-loop when doing outer-loop vectorization. Add
9385 documentation and printout.
9386 (vect_recog_dot_prod_pattern): Likewise. Also add check for
9387 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
9389 2007-08-18 Andrew Pinski <pinskia@gmail.com>
9391 * tree-affine.h (print_aff): New prototype.
9392 (debug_aff): Likewise.
9393 * tree-affine.c (print_aff): New function.
9394 (debug_aff): Likewise.
9396 2007-08-18 Paul Brook <paul@codesourcery.com>
9397 Joseph Myers <joseph@codesourcery.com>
9399 * common.opt (-fdebug-prefix-map=): New option.
9400 * opts.c: Include debug.h.
9401 (common_handle_option): Handle -fdebug-prefix-map.
9402 * final.c: Include ggc.h.
9403 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
9404 remap_debug_filename): New.
9405 * Makefile.in (final.o, opts.o): Update dependencies.
9406 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
9407 * configure.ac: Check for assembler --debug-prefix-map support.
9408 * configure, config.in: Regenerate.
9409 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
9410 (ASM_DEBUG_SPEC): Include ASM_MAP.
9411 * doc/install.texi (--with-debug-prefix-map): Document.
9412 * doc/invoke.texi (-fdebug-prefix-map): Document.
9413 * dbxout.c (dbxout_init, dbxout_start_source_file,
9414 dbxout_source_file): Call remap_debug_filename.
9415 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
9416 dwarf2out_start_source_file, dwarf2out_finish): Call
9417 remap_debug_filename.
9418 (file_table_relative_p): Do not check d->emitted_number.
9419 * toplev.c (output_file_directive): Call remap_debug_filename.
9420 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
9421 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
9423 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9425 * loop-invariant.c (find_invariants_to_move): Add missing macro
9428 2007-08-17 Tom Tromey <tromey@redhat.com>
9430 * tree.h (struct tree_label_decl): Removed old "java" fields.
9432 2007-08-17 Richard Sandiford <richard@codesourcery.com>
9433 Nigel Stephens <nigel@mips.com>
9435 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
9436 Treat -mno-data-in-code and -mcode-xonly as aliases for
9437 -mcode-readable=no and -mcode-readable=pcrel respectively.
9438 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
9439 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
9440 (MULTILIB_DIRNAMES): Update accordingly.
9442 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
9444 * Makefile.in (version.o): Depend on $(REVISION) only if
9445 REVISION_s is defined.
9447 2007-08-17 Sa Liu <saliu@de.ibm.com>
9448 Ulrich Weigand <uweigand@de.ibm.com>
9451 * tree.c (reconstruct_complex_type): For a pointer to a vector,
9452 use build_qualified_type to retain qualifiers of the base type.
9454 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
9456 * config/score/score.md : Update pattern tablejump.
9457 * config/score/score.c : Update score_initialize_trampoline
9459 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
9460 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
9461 * doc/contrib.texi: Add my entry.
9463 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
9465 * Makefile.in (REVISION): New.
9468 (version.o): Also depend on $(REVISION). Add
9469 -DREVISION=$(REVISION_s).
9471 * version.c (version_string): Add REVISION.
9473 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
9475 * tree-eh.c (lower_try_finally_onedest): Reset the locus
9476 of GOTO that's relocated to a different block.
9478 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9480 * c-common.c (const_strip_array_types): New.
9481 * c-common.h (lang_missing_noreturn_ok_p): Delete.
9482 (const_strip_array_types): New.
9483 * c-objc-common.c (c_disregard_inline_limits,
9484 c_warn_unused_global_decl): Constify.
9485 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
9486 c_vla_type_p, c_incomplete_type_error): Likewise.
9487 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
9488 * hooks.c (hook_bool_const_tree_false): New.
9489 * hooks.h (hook_bool_const_tree_false): Likewise.
9490 * langhooks-def.h (lhd_warn_unused_global_decl,
9491 lhd_incomplete_type_error, lhd_expr_size,
9492 lhd_tree_inlining_disregard_inline_limits,
9493 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9494 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
9495 * langhooks.c (lhd_warn_unused_global_decl,
9496 lhd_incomplete_type_error,
9497 lhd_tree_inlining_disregard_inline_limits,
9498 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9499 lhd_expr_size): Likewise.
9500 * langhooks.h (lang_hooks_for_tree_inlining,
9501 lang_hooks_for_tree_dump, lang_hooks_for_types,
9502 lang_hooks_for_decls, lang_hooks): Likewise.
9503 * pointer-set.c (pointer_set_t, pointer_set_create,
9504 pointer_set_contains, insert_aux, pointer_set_insert,
9505 pointer_set_traverse, pointer_map_t, pointer_map_create,
9506 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
9508 * pointer-set.h (pointer_set_contains, pointer_set_insert,
9509 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
9510 pointer_map_traverse): Likewise.
9511 * predict.c (assert_is_empty): Likewise.
9512 * tree-affine.c (free_name_expansion): Likewise.
9513 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
9514 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
9515 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
9517 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
9519 * tree-vectorizer.c (new_loop_vec_info): Initialize new
9521 (destroy_loop_vec_info): Add call to VEC_free.
9522 * tree-vectorizer.h (may_alias_ddrs): Define.
9523 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
9524 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9525 Change reporting to dump.
9526 (vect_is_duplicate_ddr): New.
9527 (vect_mark_for_runtime_alias_test): New.
9528 (vect_analyze_data_ref_dependences) Add call to
9529 vect_mark_for_runtime_alias_test.
9530 (vect_enhance_data_refs_alignment): Define local variable
9531 vect_versioning_for_alias_required, don't perform
9532 peeling for alignment if versioning for alias is
9534 (vect_enhance_data_refs_alignment): Use
9535 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
9536 PARAM_VECT_MAX_VERSION_CHECKS.
9537 * tree-vect-transform.c
9538 (vect_create_cond_for_alias_checks): New.
9539 (vect_transform_loop): Add call to
9540 vect_create_cond_for_alias_checks.
9541 (vect_vfa_segment_size): New.
9542 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
9544 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
9546 (vect-max-version-for-alignment-checks): Document.
9547 (vect-max-version-for-alias-checks): Document.
9548 (vect-max-version-checks): Remove.
9550 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
9552 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
9553 the same line as the instruction for all asm dialects.
9554 (*rep_movsi): Ditto.
9555 (*rep_movsi_rex64): Ditto.
9556 (*rep_movqi): Ditto.
9557 (*rep_movqi_rex64): Ditto.
9558 (*rep_stosdi_rex64): Ditto.
9559 (*rep_stossi): Ditto.
9560 (*rep_stossi_rex64): Ditto.
9561 (*rep_stosqi): Ditto.
9562 (*rep_stosqi_rex64): Ditto.
9563 (*cmpstrnqi_nz_1): Ditto.
9564 (*cmpstrnqi_nz_rex_1): Ditto.
9565 (*cmpstrnqi_1): Ditto.
9566 (*cmpstrnqi_rex_1): Ditto.
9567 (*strlenqi_1): Ditto.
9568 (*strlenqi_rex_1): Ditto.
9569 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
9570 prefix on the same line as the instruction for all asm dialects.
9571 (sync_double_compare_and_swap<mode>): Ditto.
9572 (*sync_double_compare_and_swapdi_pic): Ditto.
9573 (*sync_compare_and_swap_cc<mode>): Ditto.
9574 (sync_double_compare_and_swap_cc<mode>): Ditto.
9575 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9576 (sync_old_add<mode>): Ditto.
9577 (sync_add<mode>): Ditto.
9578 (sync_sub<mode>): Ditto.
9579 (sync_ior<mode>): Ditto.
9580 (sync_and<mode>): Ditto.
9581 (sync_xor<mode>): Ditto.
9583 2007-08-16 Richard Sandiford <richard@codesourcery.com>
9586 * reload.c (find_reloads): Check that the memory returned by
9587 find_reloads_toplev was not the result of forcing a constant
9589 (find_reloads_toplev): Always use simplify_gen_subreg to get
9590 the subreg of a constant. If the result is also a constant,
9591 but not a legitimate one, force it into the constant pool
9592 and reload its address.
9594 2007-08-15 David Edelsohn <edelsohn@gnu.org>
9596 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
9599 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
9601 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
9602 directive for the current vector ABI.
9604 2007-08-15 Steve Ellcey <sje@cup.hp.com>
9607 * caller-save.c (reg_save_code): Set invalide status on restore code.
9609 2007-08-15 Diego Novillo <dnovillo@google.com>
9611 * tree-ssa-alias.c (compute_memory_partitions): Use
9612 alias_bitmap_obstack to allocate bitmaps.
9613 (reset_alias_info): Factor out of init_alias_info.
9614 Mark all name tags not associated to an SSA name for renaming.
9615 (init_alias_info): Call it.
9616 (create_name_tags): Tidy. Add comments.
9617 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
9619 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9621 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
9622 scheduler dependencies.
9624 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
9626 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
9628 (*iorsi_1_zext): Likewise.
9629 (*iorsi_1_zext_imm): Likewise.
9630 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
9631 with "rm"/"xm" constraint.
9632 (sse2_vmsqrtv2df2): Likewise.
9634 2007-08-15 Jakub Jelinek <jakub@redhat.com>
9637 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
9640 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
9642 * tree-pass.h (PROP_pta): Removed.
9643 (TODO_rebuild_alias): New.
9644 (pass_may_alias): Removed.
9645 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
9646 aliasing if we changed something.
9647 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
9649 (pass_may_alias): Removed.
9650 (create_structure_vars): Return TODO_rebuild_alias.
9651 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
9652 * tree-sra.c (tree_sra): Only rebuild aliasing if something
9654 (tree_sra_early): We never affect aliasing right now.
9655 * tree-flow.h (compute_may_aliases): New prototype.
9656 * passes.c: Remove pass_may_alias from the passes.
9657 (execute_function_todo): Support TODO_rebuild_alias.
9659 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
9661 * i386.c: (legitimize_address): Move dllimported variable check
9662 infront of legitimizing pic address of CONST symbols.
9664 2007-08-14 Steve Ellcey <sje@cup.hp.com>
9666 PR tree-optimization/32941
9667 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
9668 (goto_queue_cmp): Remove.
9669 (find_goto_replacement): Change search method.
9670 (maybe_record_in_goto_queue): Add assert.
9671 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
9672 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
9674 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9676 * alias.c (component_uses_parent_alias_set): Constify.
9677 * alias.h (component_uses_parent_alias_set): Likewise.
9678 * cfgrtl.c (print_rtl_with_bb): Likewise.
9679 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
9680 mpz_get_double_int): Likewise.
9681 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
9682 mpz_get_double_int): Likewise.
9683 * expr.c (is_aligning_offset, undefined_operand_subword_p,
9684 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
9686 * expr.h (safe_from_p): Likewise.
9687 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
9689 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
9690 zero_sized_type, goa_lhs_expr_p): Likewise.
9691 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
9692 * rtl.h (print_rtl_with_bb): Likewise.
9693 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
9694 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
9695 * tree-flow-inline.h (bb_stmt_list): Constify.
9696 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
9698 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
9699 const_first_stmt, const_last_stmt): New.
9700 (block_may_fallthru, empty_block_p): Constify.
9701 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
9702 EXPR_ONLY_BODY): New.
9703 (expr_first, expr_last, expr_only): Use macro for body.
9704 (const_expr_first, const_expr_last, const_expr_only): New.
9705 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
9706 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
9707 ctsi_prev, ctsi_stmt): New.
9708 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
9709 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
9710 * tree-ssa-loop-niter.c (loop_only_exit_p,
9711 derive_constant_upper_bound): Likewise.
9712 * tree-ssa-phiopt.c (empty_block_p): Likewise.
9713 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
9714 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
9715 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
9716 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
9717 * tree.c (get_type_static_bounds): Likewise.
9718 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
9719 (get_type_static_bounds): Constify.
9721 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9724 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
9725 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
9726 (*<addsub><mode>3_cc_overflow): New.
9727 (*add<mode>3_cconly_overflow): New.
9728 (*sub<mode>3_cconly_overflow): New.
9729 (*<addsub>si3_zext_cc_overflow): New.
9730 * config/i386/predicates.md (fcmov_comparison_operator): Accept
9731 CCCmode for LTU, GTU, LEU and GEU.
9732 (ix86_comparison_operator): Likewise.
9733 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
9734 * config/i386/i386.c (put_condition_code): Support CCCmode.
9735 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
9736 or MINUS expressions.
9738 2007-08-14 Andrew Pinski <pinskia@gmail.com>
9741 * c-typeck.c (build_binary_op): Disallow vector float types with
9742 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
9744 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
9746 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
9747 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
9748 (dep_def): New typedef.
9749 (init_dep_1, sd_debug_dep): Declare functions.
9750 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
9751 (debug_dep_links): Remove.
9752 (struct _deps_list): New field 'n_links'.
9753 (DEPS_LIST_N_LINKS): New macro.
9754 (FOR_EACH_DEP_LINK): Remove.
9755 (create_deps_list, free_deps_list, delete_deps_list): Remove
9757 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9758 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9759 (copy_deps_list_change_con, move_dep_link): Ditto.
9760 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
9761 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
9763 (INSN_BACK_DEPS): Remove.
9764 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
9766 (INSN_DEP_COUNT): Remove.
9767 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
9768 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
9769 Declare global variables.
9770 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
9771 (add_forw_dep, compute_forward_dependences): Remove declarations.
9772 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
9773 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9774 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
9776 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
9778 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
9779 (sd_list_types_def): New typedef.
9780 (sd_next_list): Declare function.
9781 (struct _sd_iterator): New type.
9782 (sd_iterator_def): New typedef.
9783 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
9785 (FOR_EACH_DEP): New cycle wrapper.
9786 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
9788 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
9789 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
9792 * sched-deps.c (init_dep_1): Make global.
9793 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
9795 (dump_dep): New static function.
9796 (dump_dep_flags): New static variable.
9797 (sd_debug_dep): New function.
9798 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
9800 (move_dep_link): Use remove_from_deps_list (), instead of
9802 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
9803 (dep_link_is_detached_p): New static function.
9804 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
9806 (dn_pool, dl_pool): New alloc_pools.
9807 (dn_pool_diff, dl_pool_diff): New static variables.
9808 (create_dep_node, delete_dep_node): New static function.
9809 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
9810 (deps_list_empty_p): Make it static. Use 'n_links' field.
9811 (deps_pools_are_empty_p): New static function.
9812 (alloc_deps_list, delete_deps_list): Remove.
9813 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
9814 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9815 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
9816 (forward_dependency_cache): Remove.
9817 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
9818 'back' from the names. Change signature to use dep_t instead of
9820 (add_back_dep): Ditto. Make global.
9821 (check_dep_status): Rename to check_dep ().
9822 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
9824 (sd_finish_insn): Ditto.
9825 (sd_find_dep_between_no_cache): New static function.
9826 (sd_find_dep_between): New function.
9827 (ask_dependency_caches, set_dependency_caches): New static functions.
9828 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
9829 (add_or_update_dep_1): Separate pieces of functionality into
9830 ask_dependency_caches (), update_dependency_caches (),
9831 change_spec_dep_to_hard (), update_dep ().
9832 (get_back_and_forw_lists): New static function.
9833 (sd_add_dep): Separate setting of dependency caches into
9834 set_dependency_caches ().
9835 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
9837 (sd_delete_dep): Ditto.
9838 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
9839 (dump_lists): New static function.
9840 (sd_debug_lists): New debug function.
9841 (delete_all_dependences, fixup_sched_groups): Update to use
9842 sd_* infrastructure.
9843 (sched_analyze_2): Create data-speculative dependency only if
9844 data-speculation is enabled.
9845 (sched_analyze_insn): If insn cannot be speculative, make all its
9846 dependencies non-speculative.
9847 (sched_analyze): Use sd_init_insn ().
9848 (add_forw_dep, compute_forward_dependencies): Remove.
9849 (delete_dep_nodes_in_back_deps): New static function.
9850 (sched_free_deps): New function.
9851 (init_dependency_caches): Init alloc_pools.
9852 (extend_depedency_caches): Update after removing of
9853 forward_dependency_cache.
9854 (free_dependency_caches): Ditto. Free alloc_pools.
9855 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
9856 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
9858 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9859 (add_dependence): Use init_dep ().
9860 (get_dep_weak_1): New static function.
9861 (get_dep_weak): Move logic to get_dep_weak_1 ().
9862 (dump_ds): New static function moved from haifa-sched.c:
9863 debug_spec_status ().
9864 (debug_ds): New debug function.
9865 (check_dep_status): Rename to check_dep (). Update to check whole
9868 * haifa-sched.c (spec_info): Make global.
9869 (added_recovery_block_p): Rename to
9870 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
9871 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
9872 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
9873 to use new interfaces.
9874 (ok_for_early_queue_removal): Ditto.
9875 (schedule_block): Initialize logical uids of insns emitted by the
9877 (sched_init): Initialize new variable.
9878 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9880 (extend_global): Initialize insn data.
9881 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
9882 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
9884 (add_to_speculative_block): Update to use new interfaces.
9885 (create_recovery_block): Set new variables.
9886 (create_check_block_twin, fix_recovery_deps): Update to use new
9888 (sched_insn_is_legitimate_for_speculation_p): New function.
9889 (speculate_insn): Move checking logic to
9890 sched_insn_is_legitimate_for_speculation_p ().
9891 (sched_remove_insn): Finalize sched-deps information of instruction.
9892 (clear_priorities, add_jump_dependencies): Update to use new
9894 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
9896 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
9897 to use new interfaces.
9898 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
9899 (new_ready): Try to use control speculation only if it is available.
9900 (add_branch_dependences): Update to use new interfaces.
9901 (compute_block_backward_dependences): Rename to
9902 compute_block_dependences (). Call
9903 targetm.sched.dependencies_evaluation_hook ().
9904 (free_block_dependencies): New static function.
9905 (debug_dependencies): Update to use new interfaces.
9906 (schedule_region): Remove separate computation of forward dependencies.
9907 Move call of targetm.sched.dependencies_evaluation_hook () to
9908 compute_block_dependences (). Free dependencies at the end of
9909 scheduling the region.
9911 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
9913 (add_deps_for_risky_insns): Ditto.
9914 (schedule_ebb): Remove separate computation of forward dependencies.
9915 Free dependencies at the end of scheduling the ebb.
9917 * ddg.c (create_ddg_dependence): Update to use new interfaces.
9918 (build_intra_loop_deps): Ditto. Remove separate computation of
9919 forward dependencies. Free sched-deps dependencies.
9921 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
9922 to use new interfaces.
9923 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
9925 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
9927 (is_costly_group): Ditto.
9929 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9931 * alias.c (rtx_equal_for_memref_p): Constify.
9932 * basic-block.h (const_edge, const_basic_block): New.
9933 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
9934 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
9935 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
9936 probably_never_executed_bb_p, edge_probability_reliable_p,
9937 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
9938 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
9940 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
9941 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
9943 * cfganal.c (flow_active_insn_p, forwarder_block_p,
9944 flow_nodes_print, dfs_enumerate_from): Likewise.
9945 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
9946 control_flow_insn_p, count_basic_blocks): Likewise.
9947 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
9948 get_loop_body_with_size, loop_exit_edge_p): Likewise.
9949 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
9950 average_num_loop_insns, loop_exit_edge_p,
9951 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
9952 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
9953 average_num_loop_insns, seq_cost): Likewise.
9954 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
9955 * dominance.c (dominated_by_p): Likewise.
9956 * emit-rtl.c (validate_subreg): Likewise.
9957 * except.c (can_throw_internal, can_throw_external): Likewise.
9958 * except.h (can_throw_internal, can_throw_external): Likewise.
9959 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
9960 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
9961 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
9962 simple_mem, store_ops_ok, load_kills_store, find_loads,
9963 store_killed_in_insn, store_killed_after, store_killed_before,
9964 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
9966 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
9967 noce_mem_write_may_trap_or_fault_p): Likewise.
9968 * pointer-set.c (pointer_set_contains, pointer_map_contains):
9970 * pointer-set.h (pointer_set_contains, pointer_map_contains):
9972 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
9973 probably_cold_bb_p, probably_never_executed_bb_p,
9974 edge_probability_reliable_p, br_prob_note_reliable_p,
9975 can_predict_insn_p): Likewise.
9976 * regclass.c (reg_set_to_hard_reg_set): Likewise.
9977 * resource.c (return_insn_p): Likewise.
9978 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
9980 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
9981 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
9982 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
9983 verify_gimple_modify_stmt): Likewise.
9984 * tree-chrec.c (is_not_constant_evolution,
9985 is_multivariate_chrec_rec, is_multivariate_chrec,
9986 chrec_contains_symbols, chrec_contains_undetermined,
9987 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
9988 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
9989 eq_evolutions_p, scev_direction): Likewise.
9990 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
9991 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
9992 chrec_contains_symbols_defined_in_loop,
9993 chrec_contains_undetermined, tree_contains_chrecs,
9994 evolution_function_is_affine_multivariate_p,
9995 evolution_function_is_univariate_p, chrec_zerop,
9996 evolution_function_is_constant_p, evolution_function_is_affine_p,
9997 evolution_function_is_affine_or_constant_p,
9998 tree_does_not_contain_chrecs, chrec_type): Likewise.
9999 * tree-data-ref.c (tree_fold_divides_p,
10000 object_address_invariant_in_loop_p, dr_may_alias_p,
10001 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
10002 same_access_functions, constant_access_functions,
10003 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
10005 * tree-flow.h (scev_direction): Likewise.
10006 * tree-gimple.c (is_gimple_stmt): Likewise.
10007 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
10009 * tree-pretty-print.c (op_prio): Likewise.
10010 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
10011 analyzable_condition, backedge_phi_arg_p): Likewise.
10012 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
10013 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
10014 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
10017 2007-08-13 Dan Hipschman <dsh@google.com>
10020 * c-format.c (check_format_arg): Move check for zero-length
10021 format strings below the check for unterminated strings.
10023 2007-08-13 Andrew Pinski <pinskia@gmail.com>
10026 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
10029 2007-08-13 Nick Clifton <nickc@redhat.com>
10031 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
10033 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10036 * c-format.c (gcc_gfc_length_specs): New array.
10037 (gcc_gfc_char_table): Add unsigned specifier, and references to
10038 the l length modifier.
10039 (format_types_orig): Use the new gcc_gfc_length_specs.
10041 2007-08-12 Sa Liu <saliu@de.ibm.com>
10043 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
10044 and with REG_RETVAL note after split.
10046 2007-08-11 David Daney <ddaney@avtrex.com>
10048 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
10049 as ATTRIBUTE_UNUSED.
10051 2007-08-11 David Edelsohn <edelsohn@gnu.org>
10052 Segher Boessenkool <segher@kernel.crashing.org>
10054 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
10055 HAVE_LOCAL_CPU_DETECT not defined.
10057 2007-08-11 Jan Hubicka <jh@suse.cz>
10059 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
10060 (cgraph_process_new_functions): Honor previous value of
10061 disregard_inline_limits.
10062 * ipa-inline.c (compute_inline_parameters): Likewise.
10064 2007-08-11 Ian Lance Taylor <iant@google.com>
10066 * alias.h (alias_set_type): Define new type.
10067 (ALIAS_SET_MEMORY_BARRIER): Use it.
10068 * rtl.h: Include alias.h.
10069 (struct mem_attrs): Use alias_set_type.
10070 * tree.h: Include alias.h
10071 (struct tree_type): Use alias_set_type.
10072 (struct tree_struct_field_tag): Likewise.
10073 (struct tree_decl_common): Likewise.
10074 * alias.c (struct alias_set_entry): Use alias_set_type.
10075 (get_alias_set_entry, alias_set_subset_of): Likewise.
10076 (alias_sets_conflict_p): Likewise.
10077 (alias_sets_must_conflict_p): Likewise.
10078 (objects_must_conflict_p): Likewise.
10079 (get_alias_set, new_alias_set): Likewise.
10080 (record_alias_subset, record_component_aliases): Likewise.
10081 (varargs_set, frame_set): Change to alias_set_type.
10082 (get_varargs_alias_set): Use alias_set_type.
10083 (get_frame_alias_set): Likewise.
10084 * builtins.c (setjmp_alias_set): Change to alias_set_type.
10085 * dse.c (struct store_info): Use alias_set_type.
10086 (struct read_info, struct clear_alias_mode_holder): Likewise.
10087 (clear_alias_set_lookup, canon_address): Likewise.
10088 (record_store, check_mem_read_rtx): Likewise.
10089 (dse_record_singleton_alias_set): Likewise.
10090 (dse_invalidate_singleton_alias_set): Likewise.
10091 * emit-rtl.c (get_mem_attrs): Likewise.
10092 (set_mem_attributes_minus_bitpos): Likewise.
10093 (set_mem_alias_set): Likewise.
10094 * expr.c (store_constructor_field, store_field): Likewise.
10095 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
10096 * langhooks.c (lhd_get_alias_set): Likewise.
10097 * langhooks-def.h (lhd_get_alias_set): Likewise.
10098 * reload1.c (alter_reg): Likewise.
10099 * tree-flow.h (struct fieldoff): Likewise.
10100 * tree-ssa-alias.c (struct alias_map_d): Likewise.
10101 (may_alias_p, get_smt_for, create_sft): Likewise.
10102 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
10103 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
10104 (merge_smts_into): Likewise.
10105 * varasm.c (const_alias_set): Likewise.
10106 * c-common.c (strict_aliasing_warning): Likewise.
10107 (c_common_get_alias_set): Likewise.
10108 * dse.h (dse_record_singleton_alias_set): Update declaration.
10109 (dse_invalidate_singleton_alias_set): Likewise.
10110 * emit-rtl.h (set_mem_alias_set): Likewise.
10111 * c-common.h (c_common_get_alias_set): Likewise.
10112 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
10113 * print-tree.c (print_node): Likewise.
10114 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
10116 (alpha_setup_incoming_varargs): Use alias_set_type.
10117 * config/i386/i386.c (setup_incoming_varargs_64): Use
10119 (setup_incoming_varargs_ms_64): Likewise.
10120 (ix86_GOT_alias_set): Likewise.
10121 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10122 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
10123 (set): Change to alias_set_type.
10124 (get_TOC_alias_set): Use alias_set_type.
10125 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
10127 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
10128 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
10130 (struct_value_alias_set): Likewise.
10131 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
10133 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10135 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
10136 * config/vxworks.h (TARGET_VXWORKS): Override.
10137 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
10138 "mips" if TARGET_VXWORKS.
10140 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10142 * calls.c (avoid_likely_spilled_reg): New function.
10143 (expand_call): Use it.
10145 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10147 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
10149 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
10151 * config/mips/predicates.md (const_call_insn_operand): Invoke
10152 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
10154 2007-08-10 David Edelsohn <edelsohn@gnu.org>
10157 * config/rs6000/driver-rs6000.c: Include link.h.
10158 Use ElfW instead of wordsize-specif typedef.
10160 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10162 * system.h (CONST_CAST): New.
10163 * c-decl.c (c_make_fname_decl): Use it.
10164 * c-lex.c (cb_ident, lex_string): Likewise.
10165 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10166 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
10167 give_switch, set_multilib_dir): Likewise.
10168 * gengtype-parse.c (string_seq, typedef_name): Likewise.
10169 * passes.c (execute_one_pass): Likewise.
10170 * prefix.c (update_path): Likewise.
10171 * pretty-print.c (pp_base_destroy_prefix): Likewise.
10172 * tree.c (build_string): Likewise.
10174 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10176 * tree-flow-inline.h (is_exec_stmt): Remove.
10177 (is_label_stmt): Remove.
10178 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
10181 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
10183 * lower-subreg.c (resolve_shift_zext): Don't adjust
10184 src_reg_num for wordmode operands.
10186 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
10187 David Ung <davidu@mips.com>
10189 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
10190 (TARGET_SCHED_REORDER2): Define.
10191 (mips_maybe_swap_ready): New.
10192 (mips_last_74k_agen_insn): New.
10193 (mips_74k_agen_init): New.
10194 (mips_74k_agen_reorder): New function to group loads and stores
10195 in the ready queue.
10196 (mips_sched_init): New.
10197 (mips_sched_reorder): Don't do initialization here. Call
10198 mips_74k_agen_reorder.
10199 (mips_variable_issue): Call mips_74k_agen_init.
10201 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10203 * tree-flow-inline.h (get_filename): Remove.
10205 2007-08-10 Richard Sandiford <richard@codesourcery.com>
10207 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
10209 (mips_fetch_insns): Delete in favor of...
10210 (mips_load_store_insns): ...this new function.
10211 * config/mips/mips.c (mips_address_insns): Add a boolean argument
10212 to say whether multiword moves _might_ be split.
10213 (mips_fetch_insns): Delete in favor of...
10214 (mips_load_store_insns): ...this new function.
10215 (mips_rtx_costs): Update the call to mips_address_insns.
10216 (mips_address_cost): Likewise.
10217 * config/mips/mips.md (length): Use mips_load_store_insns instead
10218 of mips_fetch_insns.
10219 * config/mips/constraints.md (R): Use mips_address_insns rather
10220 than mips_fetch_insns. Assume that the move never needs to be split.
10222 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10224 * config/mips/mips.opt (mhard-float, msoft-float): Make these
10225 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
10226 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
10227 * config/mips/mips.h (mips16_hard_float): Delete.
10228 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
10229 definitions, and replace with....
10230 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
10231 * config/mips/mips.c (mips16_hard_float): Delete. Replace
10232 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
10233 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
10234 (override_options): Replace MASK_SOFT_FLOAT references with
10235 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
10236 and mips16_hard_float when TARGET_MIPS16.
10238 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10241 * c-typeck.c (build_binary_op): Check for non pointer types before
10242 calling int_fits_type_p.
10244 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10246 PR middle-end/32813
10247 * fold-const.c (omit_one_operand): Return only the ommitted expression
10248 if the result is an empty statement.
10249 (pedantic_omit_one_operand): Likewise.
10251 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
10253 * c-typeck.c (readonly_error): Improve error for assignment.
10255 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
10257 (pp_c_expression): Ditto.
10259 2007-08-09 Simon Baldwin <simonb@google.com>
10261 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
10262 break that was preventing simplify_associative_operation() for xor.
10264 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10265 Nigel Stephens <nigel@mips.com>
10267 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
10268 Document change in interpretation of value from boolean to
10270 * optabs.c (expand_ffs, expand_ctz): New functions to compute
10271 ffs and ctz using clz.
10272 (expand_unop): Call them.
10273 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
10275 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
10276 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
10277 enable the new ffs expansion on this target.
10279 2007-08-09 Jan Hubicka <jh@suse.cz>
10281 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
10282 (expand_ternary_op): Likewise.
10283 (expand_vec_shift_expr): Likewise.
10284 (expand_binop_directly): Likewise.
10285 (expand_binop): Likewise.
10286 (sign_expand_binop): Likewise.
10287 (expand_twoval_unop): Likewise.
10288 (expand_twoval_binop): Likewise.
10289 (expand_twoval_binop_libfunc): Likewise.
10290 (widen_clz): Likewise.
10291 (widen_bswap): Likewise.
10292 (expand_parity): Likewise.
10293 (expand_unop): Likewise.
10294 (expand_abs_nojump): Likewise.
10295 (expand_copysign): Likewise.
10296 (emit_no_conflict_block): Likewise.
10297 (emit_libcall_block): Likewise.
10298 (can_compare_p): Likewise.
10299 (prepare_cmp_insn): Likewise.
10300 (emit_cmp_and_jump_insn_1): Likewise.
10301 (prepare_float_lib_cmp): Likewise.
10302 (emit_conditional_add): Likewise.
10303 (gen_add2_insn): Likewise.
10304 (have_add2_insn): Likewise.
10305 (gen_sub2_insn): Likewise.
10306 (have_sub2_insn): Likewise.
10307 (can_extend_p): Likewise.
10308 (can_fix_p): Likewise.
10309 (can_float_p): Likewise.
10310 (expand_float): Likewise.
10311 (expand_fix): Likewise.
10312 (expand_sfix_optab): Likewise.
10313 (new_optab): Likewise.
10314 (new_convert_optab): Likewise.
10315 (init_libfuncs): Likewise.
10316 (init_interclass_conv_libfuncs): Likewise.
10317 (init_intraclass_conv_libfuncs): Likewise.
10318 (set_conv_libfunc): Likewise.
10319 (init_optabs): Likewise.
10320 (debug_optab_libfuncs): Likewise.
10321 (gen_cond_trap): Likewise.
10322 * optabs.h (optab_handler, convert_optab_hanlder): New.
10323 * genopinit.c: Update optabs generation table.
10324 * reload.c (find_reloads_address_1): Use optabs accestors.
10325 * builtins.c (expand_builtin_mathfn): Likewise.
10326 (expand_builtin_mathfn_2): Likewise.
10327 (expand_builtin_mathfn_3): Likewise.
10328 (expand_builtin_interclass_mathfn): Likewise.
10329 (expand_builtin_sincos): Likewise.
10330 (expand_builtin_cexpi): Likewise.
10331 (expand_builtin_powi): Likewise.
10332 (expand_builtin_strlen): Likewise.
10333 * dojump.c (do_jump): Likewise.
10334 * expr.c (convert_move): Likewise.
10335 (move_by_pieces): Likewise.
10336 (move_by_pieces_ninsns): Likewise.
10337 (can_store_by_pieces): Likewise.
10338 (store_by_pieces_1): Likewise.
10339 (emit_move_via_integer): Likewise.
10340 (emit_move_complex): Likewise.
10341 (emit_move_ccmode): Likewise.
10342 (emit_move_insn_1): Likewise.
10343 (emit_single_push_insn): Likewise.
10344 (store_constructor): Likewise.
10345 (expand_expr_real_1): Likewise.
10346 (do_store_flag): Likewise.
10347 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
10348 (enumerate_modes): Likewise.
10349 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10350 (supportable_widening_operation): Likewise.
10351 (supportable_narrowing_operation): Likewise.
10352 * expmed.c (store_bit_field_1): Likewise.
10353 (extract_bit_field_1): Likewise.
10354 (expand_mult_highpart_optab): Likewise.
10355 (expand_smod_pow2): Likewise.
10356 (expand_divmod): Likewise.
10357 (emit_store_flag): Likewise.
10358 * tree-vect-patterns.c
10359 (vect_pattern_recog_1): Likewise.
10360 * tree-ssa-loop-prefetch.c
10361 (nontemporal_store_p): Likewise.
10362 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
10363 (vect_create_epilog_for_reduction): Likewise.
10364 (vectorizable_reduction): Likewise.
10365 (vectorizable_operation): Likewise.
10366 (vect_strided_store_supported): Likewise.
10367 (vectorizable_store): Likewise.
10368 (vect_strided_load_supported): Likewise.
10369 (vectorizable_load): Likewise.
10370 * combine.c (simplify_comparison): Likewise.
10371 * tree-vect-generic.c
10372 (type_for_widest_vector_mode): Likewise.
10373 (expand_vector_operations_1): Likewise.
10374 * config/spu/spu.c (spu_expand_mov): Likewise.
10375 (spu_emit_vector_compare): Likewise.
10376 * config/rs6000/rs6000.c
10377 (rs6000_emit_vector_compare): Likewise.
10378 * stmt.c (add_case_node): Likewise.
10379 * reload1.c (gen_reload):
10381 2007-08-09 Michael Matz <matz@suse.de>
10383 * tree.h (fixed_zerop): Declare as taking a const_tree.
10384 * tree.c (fixed_zerop): Take a const_tree.
10386 2007-08-09 Ira Rosen <irar@il.ibm.com>
10388 * tree-vect-transform.c (vectorizable_store): Remove call to
10389 copy_virtual_operands() and call mark_symbols_for_renaming() for
10390 the created vector store.
10391 (vect_setup_realignment): Don't call copy_virtual_operands() and
10392 update_vuses_to_preheader().
10393 (vectorizable_load): Don't call copy_virtual_operands().
10394 (update_vuses_to_preheader): Remove.
10396 2007-08-08 Chao-ying Fu <fu@mips.com>
10398 * tree.def (FIXED_POINT_TYPE): New type.
10399 (FIXED_CST): New constant.
10400 (FIXED_CONVERT_EXPR): New expr.
10401 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
10402 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
10403 * tree.h (struct tree_base): Add saturating_flag.
10404 Remove one bit of spare for saturating_flag.
10405 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
10406 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
10407 FIXED_POINT_TYPE_P): Define.
10408 (TYPE_SATURATING): Define.
10409 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
10410 (struct tree_fixed_cst): New.
10411 (TYPE_IBIT, TYPE_FBIT): Define.
10412 (tree_node): Add fixed_cst.
10413 (enum tree_index): Add new enumeration values of
10414 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
10415 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
10416 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
10417 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
10418 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
10419 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
10420 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
10421 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
10422 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
10423 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
10424 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
10425 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
10426 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
10427 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
10428 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
10429 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
10430 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
10431 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
10432 (sat_short_fract_type_node, sat_fract_type_node,
10433 sat_long_fract_type_node, sat_long_long_fract_type_node,
10434 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
10435 sat_unsigned_long_fract_type_node,
10436 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
10437 fract_type_node, long_fract_type_node, long_long_fract_type_node,
10438 unsigned_short_fract_type_node, unsigned_fract_type_node,
10439 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
10440 sat_short_accum_type_node, sat_accum_type_node,
10441 sat_long_accum_type_node, sat_long_long_accum_type_node,
10442 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
10443 sat_unsigned_long_accum_type_node,
10444 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
10445 accum_type_node, long_accum_type_node, long_long_accum_type_node,
10446 unsigned_short_accum_type_node, unsigned_accum_type_node,
10447 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
10448 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
10449 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
10450 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
10451 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
10452 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
10453 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
10454 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
10455 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
10456 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
10457 sat_uda_type_node, sat_uta_type_node): New macro.
10458 (make_fract_type, make_accum_type): Declare.
10459 (make_signed_fract_type, make_unsigned_fract_type,
10460 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
10461 make_signed_accum_type, make_unsigned_accum_type,
10462 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
10463 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
10464 make_or_reuse_sat_signed_fract_type,
10465 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
10466 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
10467 make_or_reuse_sat_unsigned_accum_type): New macro.
10468 (fixed_zerop): Declare.
10469 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
10470 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10471 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10472 LONG_LONG_ACCUM_TYPE_SIZE): Define.
10473 * treestruct.def: Add TS_FIXED_CST.
10474 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
10475 (tree.o): Likewise.
10476 (tree-dump.o): Likewise.
10477 (print-tree.o): Likewise.
10478 (tree-pretty-print.o): Likewise.
10479 (fold-const.o): Likewise.
10480 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
10481 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
10482 (is_gimple_min_invariant): Handle FIXED_CST.
10483 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
10484 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
10485 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10486 (layout_type): Handle FIXED_POINT_TYPE.
10487 (make_fract_type, make_accum_type): New functions.
10488 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
10489 * tree-dump.c (fixed-value.h): New include.
10490 (dump_fixed): New function.
10491 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
10492 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
10493 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
10494 * tree-pretty-print.c (fixed-value.h): New include.
10495 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
10496 FIXED_CONVERT_EXPR.
10497 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
10498 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
10499 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
10500 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
10501 for non-saturating fixed-point types.
10502 (reassociate_bb): Likewise.
10503 * emit-rtl.c (fixed-value.h): New include.
10504 (fconst0, fconst1): New array.
10505 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
10506 * tree-vect-generic.c expand_vector_operation): Support
10507 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
10508 MODE_VECTOR_UACCUM.
10509 (type_for_widest_vector_mode): Add one parameter for the
10511 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
10513 Pass the satp parameter to type_for_mode for fixed-point types.
10514 (expand_vector_operations_1): Pass the saturating flag to
10515 type_for_widest_vector_mode.
10516 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10517 and MODE_VECTOR_UACCUM.
10518 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
10519 (vectorizable_condition): Likewise.
10520 * tree.c (fixed-value.h): New include.
10521 (tree_code_size): Support FIXED_CST.
10522 (build_fixed): New function.
10523 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
10524 (fixed_zerop): New function.
10525 (tree_node_structure): Support FIXED_CST.
10526 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
10527 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
10528 (type_hash_eq): Handle FIXED_POINT_TYPE.
10529 (simple_cst_equal): Support FIXED_CST.
10530 (iterative_hash_expr): Handle FIXED_CST.
10531 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
10532 (get_narrower): Likewise.
10533 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
10534 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
10535 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
10536 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
10538 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
10539 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10540 (initializer_zerop): Support FIXED_CST.
10541 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
10542 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
10543 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
10544 (is_base_type): Handle FIXED_POINT_TYPE.
10545 (add_type_attribute): Handle FIXED_POINT_TYPE.
10546 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
10547 * print-tree.c (fixed-value.h): New include.
10548 (print_node_brief): Support FIXED_CST.
10549 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
10550 * c-pretty-print.c (fixed-value.h): New include.
10551 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
10552 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
10553 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
10554 Support fixed-point types for inner items in VECTOR_TYPE.
10555 (pp_c_direct_declarator): Likewise.
10556 (pp_c_declarator): Likewise.
10557 (pp_c_fixed_constant): New function.
10558 (pp_c_constant): Handle FIXED_CST.
10559 (pp_c_primary_expression): Likewise.
10560 (pp_c_expression): Likewise.
10561 * fold-const.c (fixed-value.h): New include.
10562 (negate_expr_p): Return true for FIXED_CST.
10563 (fold_negate_expr): Support FIXED_CST.
10564 (split_tree): Support FIXED_CST.
10565 (const_binop): Support FIXED_CST.
10566 (fold_convert_const_int_from_fixed): New function to convert from
10568 (fold_convert_const_real_from_fixed): New function to convert from
10570 (fold_convert_const_fixed_from_fixed): New function to convert from
10571 fixed to another fixed.
10572 (fold_convert_const_fixed_from_int): New function to convert from
10574 (fold_convert_const_fixed_from_real): New function to convert from
10576 (fold_convert_const): Support conversions from fixed to int, from
10577 fixed to real, from fixed to fixed, from int to fixed, and from real
10579 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
10580 (operand_equal_p): Support FIXED_CST.
10581 (make_range): For fixed-point modes, we need to pass the
10582 saturating flag as the 2nd parameter.
10583 (tree_swap_operands_p): Handle FIXED_CST.
10584 (fold_plusminus_mult_expr): For fract modes, we cannot generate
10586 (fold_unary): Support FIXED_CONVERT_EXPR.
10587 (fold_binary): Handle FIXED_CST.
10588 Make sure the type is not saturating, before associating operations.
10589 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
10590 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
10591 (fold_negate_const): Support FIXED_CST.
10592 (fold_relational_const): Support FIXED_CST.
10593 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
10594 (gimplify_expr): Handle FIXED_CST.
10595 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
10596 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
10597 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
10598 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
10599 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10600 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10601 LONG_LONG_ACCUM_TYPE_SIZE.
10602 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
10603 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
10604 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
10605 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
10606 MODE_ACCUM, and MODE_UACCUM.
10607 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
10608 fixed-point types to disable reduction.
10609 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
10611 2007-08-08 David Edelsohn <edelsohn@gnu.org>
10613 * config/rs6000/x-rs6000: New file.
10614 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
10615 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
10616 (EXTRA_SPEC_FUNCTIONS): Define.
10617 (HAVE_LOCAL_CPU_DETECT): Define.
10618 (CC1_CPU_SPEC): Define.
10619 * config/rs6000/driver-rs6000.c: New file.
10620 * config/rs6000/aix.h (CC1_SPEC): Define.
10621 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
10622 * config.host: Add x-rs6000 to host_xmake_file if host and target
10623 are rs6000 or powerpc.
10625 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10627 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
10629 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10630 Sandra Loosemore <sandra@codesourcery.com>
10631 Chao-ying Fu <fu@mips.com>
10632 Nigel Stephens <nigel@mips.com>
10633 David Ung <davidu@mips.com>
10635 * doc/invoke.texi (-mcode-readable): Document.
10636 * config/mips/mips.opt (mcode-readable): New option.
10637 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
10638 * config/mips/mips.h (mips_code_readable_setting): New enum.
10639 (mips_code_readable): Declare.
10640 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
10641 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
10642 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
10643 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
10644 boiler-plate comments.
10645 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10646 * config/mips/mips.c (mips_code_readable): New variable.
10647 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
10648 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
10649 context and -mcode-readable setting to restrict the use of
10650 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
10651 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
10652 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
10653 (mips_blocks_for_constant_p): Only return false for
10654 TARGET_MIPS16_PCREL_LOADS.
10655 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
10656 for MIPS16. Handle SYMBOL_32_HIGH.
10657 (mips_const_insns): Allow HIGHs for MIPS16 too.
10658 (mips_unspec_address_offset): New function, split out from...
10659 (mips_unspec_address): ...here.
10660 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
10661 16-bit symbolic constants. Assert approropiate conditions for
10662 using the "la" and "dla" macros.
10663 (mips_handle_option): Handle -mcode-readable=.
10664 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
10665 Set up mips_lo_relocs[SYMBOL_32_HIGH].
10666 (mips_strip_unspec_address): New function, split out from...
10667 (print_operand_reloc): ...here.
10668 (print_operand): Pass constants through mips_strip_unspec_address.
10669 (print_operand_address): Likewise.
10670 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
10671 (mips_select_rtx_section): Remove MIPS16 handling.
10672 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
10673 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
10674 (mips16_lay_out_constants): Do nothing unless
10675 TARGET_MIPS16_PCREL_LOADS.
10676 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
10677 * config/mips/mips.md: Split HIGHs for MIPS16.
10678 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10680 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10682 * config/mips/mips-protos.h (mips_emit_move): Declare.
10683 * config/mips/mips.c (mips_emit_move): New function.
10684 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
10685 (mips_legitimize_const_move): Likewise.
10686 (mips_legitimize_move): Likewise.
10687 (mips_split_64bit_move): Likewise.
10688 (mips_restore_gp): Likewise.
10689 (mips_load_call_address): Likewise.
10690 (mips_emit_fcc_reload): Likewise.
10691 (mips_set_return_address): Likewise.
10692 (mips_block_move_straight): Likewise.
10693 (mips_block_move_loop): Likewise.
10694 (mips_setup_incoming_varargs): Likewise.
10695 (mips_save_reg): Likewise.
10696 (mips_expand_prologue): Likewise.
10697 (mips_restore_reg): Likewise.
10698 (mips_expand_epilogue): Likewise.
10699 (mips_output_mi_thunk): Likewise.
10700 (build_mips16_call_stub): Likewise.
10701 (mips_builtin_branch_and_move): Likewise.
10702 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
10703 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10704 (fixuns_truncdfdi2): Likewise.
10705 (fixuns_truncsfsi2): Likewise.
10706 (fixuns_truncsfdi2): Likewise.
10707 (loadgp_absolute): Likewise.
10708 (builtin_setjmp_setup): Likewise.
10709 (builtin_longjmp): Likewise.
10710 (untyped_call): Likewise.
10712 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10714 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
10715 an "rtx *" argument. Return a bool.
10716 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
10717 values and return true if they can be split. Take the same kind of
10718 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
10719 and store the lo_sum there if nonnull. Use the symbol type to
10720 determine whether a $gp or HIGH is needed.
10721 (mips_legitimize_address): Update call to mips_split_symbol and
10722 simplify accordingly.
10723 (mips_legitimize_const_move): Likewise.
10724 * config/mips/mips.md: In the combine define_split,
10725 check mips_split_symbol instead of splittable_symbolic_operand.
10726 Update use of mips_split_symbol in the generator code.
10727 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
10729 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10731 * config/mips/mips.c (mips_symbolic_address_p): Delete.
10732 (mips_symbol_insns_1): New function, split out from...
10733 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
10734 and stores separately from load addresses.
10735 (mips_classify_address): Replace uses of mips_symbolic_address_p
10736 with uses of mips_symbol_insns.
10737 (mips_address_insns): Update calls to mips_symbol_insns.
10738 (mips_const_insns): Likewise.
10739 (mips_legitimize_address): Likewise.
10741 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10743 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
10744 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
10745 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
10746 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
10747 non-call contexts if TARGET_MIPS16.
10748 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
10749 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
10750 code for SYMBOL_ABSOLUTE.
10751 (mips_symbol_insns): Likewise.
10753 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10755 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
10756 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
10757 (mips_symbolic_constant_p): Likewise. Update the call to
10758 mips_classify_symbol.
10759 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
10760 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
10761 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
10762 (print_operand_reloc): Add a context argument. Update the call to
10763 mips_symbolic_constant_p.
10764 (print_operand): Update the calls to print_operand_reloc.
10765 (print_operand_address): Use print_operand_reloc rather than
10767 (mips_rewrite_small_data_p): Add a context argument. Update the call
10768 to mips_symbolic_constant_p.
10769 (mips_small_data_pattern_1): Make DATA the containing mem.
10770 Update the call to mips_rewrite_small_data_p.
10771 (mips_rewrite_small_data_1): Likewise.
10772 (mips_use_anchors_for_symbol_p): Update the call to
10773 mips_symbolic_constant_p.
10774 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10775 (splittable_symbolic_operand): Likewise.
10776 (move_operand): Likewise.
10777 (absolute_symbolic_operand): Likewise.
10778 (got_disp_operand): Likewise.
10779 (got_page_ofst_operand): Likewise.
10781 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10783 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
10784 (SYMBOL_ABSOLUTE): ...this.
10785 (SYMBOL_SMALL_DATA): Rename to...
10786 (SYMBOL_GP_RELATIVE): ...this.
10787 (SYMBOL_CONSTANT_POOL): Rename to...
10788 (SYMBOL_PC_RELATIVE): ...this.
10789 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
10790 (mips_symbolic_address_p, mips_symbol_insns, override_options)
10791 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
10792 after above changes.
10793 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10794 (general_symbolic_operand): Rename to...
10795 (absolute_symbolic_operand): ...this.
10796 * config/mips/mips.md: Update after above changes.
10798 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
10799 Revital Eres <eres@il.ibm.com>
10801 * ddg.c (print_ddg): Add dump information.
10802 * modulo-sched.c (print_node_sched_params): Add parameter and
10804 (calculate_maxii): Remove function.
10805 (undo_generate_reg_moves): Likewise.
10806 (undo_permute_partial_schedule): Likewise.
10807 (kernel_number_of_cycles): Likewise.
10808 (MAXII_FACTOR): New definition to calculate the upper bound of II.
10809 (sms_schedule): Use it. Remove profitability checks.
10810 (sms_schedule_by_order): Fix order of nodes within the cycle.
10812 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10814 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
10815 -profile option, add pie support.
10816 (ENDFILE_SPEC): New spec.
10817 * config/gnu.h (LIB_SPEC): Add -profile option.
10819 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10821 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
10822 * config/gnu.h (LIB_SPEC): Likewise.
10824 2007-08-07 Yaz Saito <saito@google.com>
10825 Ian Lance Taylor <iant@google.com>
10827 * common.opt (finstrument-functions-exclude-function-list): New
10829 (finstrument-functions-exclude-file-list): New option.
10830 * opts.c (char_p): Define and DEF_VEC.
10831 (flag_instrument_functions_exclude_functions): New static
10833 (flag_instrument_functions_exclude_files): New static variable.
10834 (add_instrument_functions_exclude_list): New static function.
10835 (flag_instrument_functions_exclude_p): New function.
10836 (common_handle_option): Handle new options.
10837 * flags.h (flag_instrument_functions_exclude_p): Declare.
10838 * gimplify.c (gimplify_function_tree): Call
10839 flag_instrument_functions_exclude_p.
10840 * doc/invoke.texi (Option Summary): Mention new options.
10841 (Code Gen Options): Document new options.
10843 2007-08-07 Ian Lance Taylor <iant@google.com>
10845 PR rtl-optimization/32776
10846 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
10847 (resolve_use): Likewise.
10848 (decompose_multiword_subregs): Remove "changed" local variable.
10850 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
10852 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
10853 * configure: Regenerate.
10854 * config.in: Regenerate.
10855 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
10858 2007-08-07 Ian Lance Taylor <iant@google.com>
10860 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
10861 note, just delete the insn.
10863 2007-08-07 Andreas Schwab <schwab@suse.de>
10866 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
10869 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
10871 * lower-subreg.c (resolve_subreg_use): Remove assertion.
10872 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
10873 (decompose_multiword_subregs): Use the functions above to decompose
10874 multiword shifts and zero-extends.
10876 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
10878 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
10879 "assemble" descriptions which were swapped.
10881 2007-08-06 Chao-ying Fu <fu@mips.com>
10883 * fixed-value.h: New file.
10884 * fixed-value.c: New file.
10885 * Makefile.in (OBJS-common): Add fixed-value.o.
10886 (fixed-value.o): New rule.
10887 (GTFILES): Add fixed-value.h.
10888 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
10889 to compare a.low and b.low.
10890 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
10892 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10893 Daniel Jacobowitz <dan@codesourcery.com>
10896 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
10898 (x86_64-*-netbsd*): Likewise.
10899 (x86_64-*-linux*): Likewise.
10900 (x86_64-*-kfreebsd*-gnu): Likewise.
10901 (x86_64-*-knetbsd*-gnu): Likewise.
10902 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
10904 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
10906 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
10907 Add -fno-asynchronous-unwind-tables.
10909 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
10910 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
10911 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
10912 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
10913 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
10915 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10917 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
10918 (TARGET_C_MODE_FOR_SUFFIX): New.
10920 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10922 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
10924 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10926 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
10928 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10930 * config/i386/i386.md: Check TARGET_ macros and optimize_size
10931 before checking function returns in conditional expressions.
10933 2007-08-06 Alfred Minarik <a.minarik@aon.at>
10936 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
10938 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10940 PR middle-end/32988
10941 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
10942 for INTEGRAL_TYPE_P.
10944 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
10946 * configure.ac: Remove --enable-checking=df from default settings.
10947 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
10948 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
10949 if the parameter is true.
10950 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
10951 DF_VERIFY_SCHEDULED flag is true.
10952 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
10953 (df_finish_pass): Adjust prototype.
10954 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
10957 * see.c (pass_see): Add TODO_df_verify.
10958 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
10959 * global.c (rest_of_handle_global_alloc): Schedule verification
10961 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
10963 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
10964 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
10965 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
10967 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
10968 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
10969 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
10971 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
10972 Revital Eres <eres@il.ibm.com>
10974 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
10976 * ddg.c (create_ddg_dependence): Rename to...
10977 (create_ddg_dep_from_intra_loop_link): This. Do not check
10978 for interloop edges. Do not create anti dependence edge when
10979 a true dependence edge exists in the opposite direction and
10980 -fmodulo-sched-allow-regmoves is set.
10981 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
10982 (add_cross_iteration_register_deps): Create anti dependence edge
10983 when -fno-modulo-sched-allow-regmoves is set.
10984 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
10986 2007-08-04 Richard Sandiford <richard@codesourcery.com>
10988 * config/arm/arm.md (movsi): Add braces.
10990 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10992 PR middle-end/32780
10993 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
10994 operands for the folding of "A - (A & B)" into "~B & A"; cast them
10997 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
10999 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
11000 state accessor functions.
11001 * cfgloopmanip.c (remove_path, create_preheaders,
11002 force_single_succ_latches, fix_loop_structure): Ditto.
11003 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11004 tree_duplicate_loop_to_header_edge): Ditto.
11005 * cfgloopanal.c (mark_irreducible_loops): Ditto.
11006 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
11008 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
11009 cleanup_tree_cfg): Ditto.
11010 * tree-cfg.c (tree_merge_blocks): Ditto.
11011 * cfgloop.c (rescan_loop_exit, record_loop_exits,
11012 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
11013 loop_preheader_edge, single_exit): Ditto.
11014 (flow_loops_find): Do not clear loops->state.
11015 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
11016 loops_state_clear): New functions.
11018 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11020 PR middle-end/32399
11021 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11022 when adding to the base and convert ELT to sizetype instead of type.
11024 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11026 PR middle-end/32304
11027 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
11028 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
11030 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11032 PR middle-end/32935
11033 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
11034 correct type the negate expression.
11036 2007-08-03 Jan Hubicka <jh@suse.cz>
11038 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
11041 2007-08-03 David Edelsohn <edelsohn@gnu.org>
11043 * config/rs6000/rs6000.c (struct processor_cost): Change
11044 l1_cache_lines to l1_cache_size. Add l2_cache_size.
11045 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
11047 (rios1_costs, rios2_cost): Correct cache line size.
11048 (rs6000_override_options): Set l2-cache-size parameter.
11050 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11051 Diego Novillo <dnovillo@google.com>
11054 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
11055 if the range includes 0.
11057 2007-08-03 Ben Elliston <bje@au.ibm.com>
11059 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
11060 mode to unspec expressions to silence a warning from the generator
11063 2007-08-02 Steve Ellcey <sje@cup.hp.com>
11065 * config/ia64/constraints.md ("U"): Make constraint vector only.
11067 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11069 PR middle-end/25446
11070 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
11071 always_inline attribute on the function decl.
11073 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11075 PR middle-end/25445
11076 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
11077 if we are compiling with -fPIC.
11079 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
11080 Nigel Stephens <nigel@mips.com>
11082 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
11083 Define for MIPS32 and MIPS64.
11085 2007-08-02 Nick Clifton <nickc@redhat.com>
11087 * config/host-hpux.c: Change copyright header to refer to version
11088 3 of the GNU General Public License and to point readers at the
11089 COPYING3 file and the FSF's license web page.
11090 * config/alpha/predicates.md, config/alpha/vms-ld.c,
11091 config/alpha/linux.h, config/alpha/alpha.opt,
11092 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
11093 config/alpha/vms-unwind.h, config/alpha/ev4.md,
11094 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
11095 config/alpha/alpha.h, config/alpha/sync.md,
11096 config/alpha/openbsd.h, config/alpha/alpha.md,
11097 config/alpha/alpha-modes.def, config/alpha/ev5.md,
11098 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
11099 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
11100 config/alpha/constraints.md, config/alpha/osf.h,
11101 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
11102 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
11103 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
11104 config/frv/frv-asm.h, config/frv/frv-protos.h,
11105 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
11106 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
11107 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
11108 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
11109 config/s390/s390.opt, config/s390/s390-modes.def,
11110 config/s390/fixdfdi.h, config/s390/constraints.md,
11111 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
11112 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
11113 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
11114 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
11115 config/m32c/prologue.md, config/m32c/m32c.abi,
11116 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
11117 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
11118 config/m32c/t-m32c, config/m32c/m32c-modes.def,
11119 config/m32c/jump.md, config/m32c/shift.md,
11120 config/m32c/m32c-protos.h, config/libgloss.h,
11121 config/spu/spu-protos.h, config/spu/predicates.md,
11122 config/spu/spu-builtins.h, config/spu/spu.c,
11123 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
11124 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
11125 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
11126 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
11127 config/sparc/hypersparc.md, config/sparc/predicates.md,
11128 config/sparc/linux.h, config/sparc/sp64-elf.h,
11129 config/sparc/supersparc.md, config/sparc/cypress.md,
11130 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
11131 config/sparc/niagara.md, config/sparc/sparc.md,
11132 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
11133 config/sparc/sparc.opt, config/sparc/sync.md,
11134 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
11135 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
11136 config/sparc/sparc.c, config/sparc/little-endian.opt,
11137 config/sparc/sysv4-only.h, config/sparc/sparc.h,
11138 config/sparc/linux64.h, config/sparc/freebsd.h,
11139 config/sparc/sol2.h, config/sparc/rtemself.h,
11140 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
11141 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
11142 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
11143 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
11144 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
11145 config/m32r/linux.h, config/m32r/constraints.md,
11146 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
11147 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
11148 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
11149 config/i386/i386.md, config/i386/netware-crt0.c,
11150 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
11151 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
11152 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
11153 config/i386/sol2.h, config/i386/constraints.md,
11154 config/i386/netware-libgcc.c, config/i386/sysv5.h,
11155 config/i386/predicates.md, config/i386/geode.md,
11156 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
11157 config/i386/freebsd64.h, config/i386/vxworksae.h,
11158 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
11159 config/i386/rtemself.h, config/i386/netbsd-elf.h,
11160 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
11161 config/i386/netware.h, config/i386/i386-modes.def,
11162 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
11163 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
11164 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
11165 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
11166 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
11167 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
11168 config/i386/xm-mingw32.h, config/i386/linux64.h,
11169 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
11170 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
11171 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
11172 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
11173 config/i386/cygwin2.c, config/i386/i386-protos.h,
11174 config/i386/sync.md, config/i386/openbsd.h,
11175 config/i386/host-mingw32.c, config/i386/i386-aout.h,
11176 config/i386/nto.h, config/i386/biarch64.h,
11177 config/i386/i386-coff.h, config/i386/freebsd.h,
11178 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
11179 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
11180 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
11181 config/darwin-protos.h, config/linux.opt, config/sol2.c,
11182 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
11183 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
11184 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
11185 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
11186 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
11187 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
11188 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
11189 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
11190 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
11191 config/sh/superh64.h, config/sh/rtemself.h,
11192 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
11193 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
11194 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
11195 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
11196 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
11197 config/avr/predicates.md, config/avr/constraints.md,
11198 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
11199 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
11200 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
11201 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
11202 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
11203 config/c4x/c4x-modes.def, config/c4x/rtems.h,
11204 config/c4x/predicates.md, config/c4x/c4x.h,
11205 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
11206 config/xtensa/predicates.md, config/xtensa/xtensa.c,
11207 config/xtensa/linux.h, config/xtensa/xtensa.h,
11208 config/xtensa/elf.h, config/xtensa/xtensa.md,
11209 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
11210 config/xtensa/xtensa-protos.h, config/dbx.h,
11211 config/stormy16/predicates.md, config/stormy16/stormy16.md,
11212 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
11213 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
11214 config/host-solaris.c, config/fr30/fr30.h,
11215 config/fr30/predicates.md, config/fr30/fr30-protos.h,
11216 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
11217 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
11218 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
11219 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
11220 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
11221 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
11222 config/host-linux.c, config/interix3.h, config/cris/cris.c,
11223 config/cris/predicates.md, config/cris/linux.h,
11224 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
11225 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
11226 config/cris/aout.opt, config/cris/cris-protos.h,
11227 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
11228 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11229 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
11230 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
11231 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
11232 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
11233 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
11234 config/chorus.h, config/mn10300/mn10300.c,
11235 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
11236 config/mn10300/mn10300.h, config/mn10300/linux.h,
11237 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
11238 config/mn10300/mn10300.md, config/ia64/predicates.md,
11239 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
11240 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
11241 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
11242 config/ia64/freebsd.h, config/ia64/ia64.md,
11243 config/ia64/ia64-modes.def, config/ia64/constraints.md,
11244 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
11245 config/gofast.h, config/rtems.h, config/sol2-10.h,
11246 config/m68k/predicates.md, config/m68k/m68k.md,
11247 config/m68k/linux.h, config/m68k/m68k-modes.def,
11248 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
11249 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
11250 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
11251 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
11252 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
11253 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
11254 config/m68k/constraints.md, config/m68k/rtemself.h,
11255 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
11256 config/m68k/uclinux.h, config/rs6000/power4.md,
11257 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
11258 config/rs6000/linux.h, config/rs6000/eabi.h,
11259 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
11260 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
11261 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
11262 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
11263 config/rs6000/windiss.h, config/rs6000/603.md,
11264 config/rs6000/aix41.h, config/rs6000/cell.md,
11265 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
11266 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
11267 config/rs6000/darwin.md, config/rs6000/darwin64.h,
11268 config/rs6000/default64.h, config/rs6000/7xx.md,
11269 config/rs6000/darwin.opt, config/rs6000/spe.md,
11270 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
11271 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
11272 config/rs6000/7450.md, config/rs6000/linux64.h,
11273 config/rs6000/constraints.md, config/rs6000/440.md,
11274 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
11275 config/rs6000/rs6000.c, config/rs6000/aix52.h,
11276 config/rs6000/rs6000.h, config/rs6000/power6.md,
11277 config/rs6000/predicates.md, config/rs6000/altivec.md,
11278 config/rs6000/aix64.opt, config/rs6000/rios1.md,
11279 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
11280 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
11281 config/rs6000/darwin7.h, config/rs6000/dfp.md,
11282 config/rs6000/linux64.opt, config/rs6000/sync.md,
11283 config/rs6000/vxworksae.h, config/rs6000/power5.md,
11284 config/rs6000/lynx.h, config/rs6000/biarch64.h,
11285 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
11286 config/rs6000/eabispe.h, config/rs6000/e500.h,
11287 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
11288 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
11289 config/rs6000/aix.h, config/rs6000/vxworks.h,
11290 config/rs6000/40x.md, config/rs6000/aix51.h,
11291 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
11292 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
11293 config/arc/arc.h, config/mcore/mcore-elf.h,
11294 config/mcore/mcore-protos.h, config/mcore/predicates.md,
11295 config/mcore/mcore.md, config/mcore/mcore.c,
11296 config/mcore/mcore.opt, config/mcore/mcore.h,
11297 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
11298 config/score/predicates.md, config/score/score-version.h,
11299 config/score/score-protos.h, config/score/misc.md,
11300 config/score/elf.h, config/score/score.c, config/score/mac.md,
11301 config/score/score7.md, config/score/score.h,
11302 config/score/score-conv.h, config/score/score-mdaux.c,
11303 config/score/score.md, config/score/score.opt,
11304 config/score/score-modes.def, config/score/score-mdaux.h,
11305 config/score/mul-div.S, config/arm/uclinux-elf.h,
11306 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
11307 config/arm/symbian.h, config/arm/linux-elf.h,
11308 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
11309 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
11310 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
11311 config/arm/strongarm-pe.h, config/arm/arm.h,
11312 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
11313 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
11314 config/arm/arm-modes.def, config/arm/linux-eabi.h,
11315 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
11316 config/arm/arm-cores.def, config/arm/arm-protos.h,
11317 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
11318 config/arm/wince-pe.h, config/arm/neon.md,
11319 config/arm/constraints.md, config/arm/neon.ml,
11320 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
11321 config/arm/arm.opt, config/arm/arm926ejs.md,
11322 config/arm/predicates.md, config/arm/iwmmxt.md,
11323 config/arm/arm_neon.h, config/arm/unknown-elf.h,
11324 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
11325 config/arm/neon-testgen.ml, config/arm/arm.md,
11326 config/arm/xscale-coff.h, config/arm/pe.c,
11327 config/arm/arm-generic.md, config/arm/pe.h,
11328 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
11329 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
11330 config/arm/strongarm-elf.h, config/arm/cirrus.md,
11331 config/arm/netbsd-elf.h, config/arm/vxworks.h,
11332 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
11333 config/pa/predicates.md, config/pa/pa64-hpux.h,
11334 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
11335 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
11336 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
11337 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
11338 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
11339 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
11340 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
11341 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
11342 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
11343 config/pa/pa64-regs.h, config/pa/pa-modes.def,
11344 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
11345 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
11346 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
11347 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
11348 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
11349 config/mips/linux64.h, config/mips/elforion.h,
11350 config/mips/constraints.md, config/mips/generic.md,
11351 config/mips/predicates.md, config/mips/4300.md,
11352 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
11353 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
11354 config/mips/5k.md, config/mips/vr4120-div.S,
11355 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
11356 config/mips/mips-protos.h, config/mips/6000.md,
11357 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
11358 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
11359 config/mips/mips-modes.def, config/mips/vr.h,
11360 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
11361 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
11362 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
11363 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
11364 config/vax/openbsd1.h, config/vax/netbsd.h,
11365 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
11366 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
11367 config/h8300/rtems.h, config/h8300/predicates.md,
11368 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
11369 config/h8300/h8300.md, config/h8300/h8300.opt,
11370 config/h8300/coff.h, config/h8300/h8300-protos.h,
11371 config/v850/v850.md, config/v850/predicates.md,
11372 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
11373 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
11374 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
11375 config/mmix/mmix.h, config/mmix/predicates.md,
11376 config/mmix/mmix-protos.h, config/mmix/mmix.md,
11377 config/mmix/mmix.c, config/mmix/mmix.opt,
11378 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
11379 config/bfin/rtems.h, config/bfin/bfin-modes.def,
11380 config/bfin/predicates.md, config/bfin/bfin-protos.h,
11381 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
11384 2007-08-02 Richard Sandiford <richard@codesourcery.com>
11386 * emit-rtl.c (reset_used_decls): Rename to...
11387 (set_used_decls): ...this. Set the used flag rather than clearing it.
11388 (unshare_all_rtl_again): Update accordingly. Set flags on argument
11389 DECL_RTLs rather than resetting them.
11391 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
11393 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
11395 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11397 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
11398 argument to find_reloads_address.
11400 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
11402 PR tree-optimization/32919
11403 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
11404 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
11405 (coalesce_ssa_name): Call it.
11407 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11408 David Ung <davidu@mips.com>
11410 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
11411 (__mips16_unorddf2, __mips16_floatunsidf): New.
11412 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
11414 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
11416 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11418 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
11419 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
11420 * tree.h (OMP_SECTIONS_CONTROL): New macro.
11421 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
11422 * omp-low.c (get_ws_args_for, determine_parallel_type,
11423 expand_omp_for_generic, expand_omp_for_static_nochunk,
11424 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
11425 Work with more precise CFG.
11426 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
11427 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
11429 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
11430 * gimple-low.c (lower_stmt): Ditto.
11431 * tree-inline.c (estimate_num_insns_1): Ditto.
11432 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
11433 (OMP_SECTIONS_SWITCH): New.
11434 * tree-cfgcleanup.c (cleanup_omp_return): New.
11435 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
11436 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
11437 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
11438 (tree_redirect_edge_and_branch): Handle omp constructs.
11440 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
11441 with three arguments.
11443 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11445 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
11446 in loop closed ssa.
11448 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11450 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
11451 the loop structures may need fixing.
11452 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
11454 (cleanup_tree_cfg_loop): Removed.
11455 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
11456 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
11457 instead of running cleanup_tree_cfg_loop.
11458 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
11459 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
11460 (tree_predictive_commoning): Declaration changed.
11461 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
11463 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11465 * doc/invoke.texi (l1-cache-size): Update documentation.
11466 (l2-cache-size): Document.
11467 * params.h (L2_CACHE_SIZE): New macro.
11468 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
11469 that L1_CACHE_SIZE is in kB now.
11470 (L2_CACHE_SIZE_BYTES): New macro.
11471 (tree_ssa_prefetch_arrays): Show size in kB.
11472 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
11473 and l2_cache_size fields.
11474 * config/i386/driver-i386.c (describe_cache): Detect cache size
11476 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
11477 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
11478 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
11479 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
11480 (override_options): Set l1-cache-size and l2-cache-size to default
11481 values if not specified otherwise.
11482 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
11483 (PARAM_L2_CACHE_SIZE): New.
11485 2007-08-01 Nigel Stephens <nigel@mips.com>
11486 David Ung <davidu@mips.com>
11487 Thiemo Seufer <ths@mips.com>
11488 Chris Dearman <chris@mips.com>
11489 Richard Sandiford <richard@codesourcery.com>
11491 * config.gcc (mips*-sde-elf*): New stanza.
11492 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
11493 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
11494 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
11495 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
11496 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
11497 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
11499 * config/mips/sde.h: New file.
11500 * config/mips/t-libgcc-mips16: Likewise.
11501 * config/mips/t-sde: Likewise.
11502 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
11503 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
11504 _MIPS_FPSET and _MIPS_SZINT.
11505 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
11506 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
11507 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
11508 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
11509 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11510 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11511 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
11512 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
11513 _MIPS_SZPTR and _MIPS_FPSET.
11514 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
11515 architecture is specified.
11516 (MIPS_32BIT_OPTION_SPEC): New macro.
11518 2007-07-31 Dan Hipschman <dsh@google.com>
11520 * gcc.c (end_going_arg): New function.
11521 (do_spec_2): Use it.
11522 (do_spec_1): Use it.
11524 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
11526 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
11527 only if ENABLE_CHECKING is defined.
11529 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
11531 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
11532 df_ru_add_problem, df_ru_get_bb_info): Removed.
11533 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
11534 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
11535 df_ru_free_bb_info, df_ru_alloc,
11536 df_ru_bb_local_compute_process_def,
11537 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
11538 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
11539 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
11540 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
11541 df_ru_add_problem): Removed.
11543 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11546 * pa.md (casesi32): Use match_scratch. Revise insn condition.
11547 (casesi32p, casesi64p): Likewise.
11548 (casesi): Adjust for above.
11550 2007-07-31 Richard Sandiford <richard@codesourcery.com>
11552 * mode-switching.c (create_pre_exit): Don't search past calls.
11554 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
11556 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
11558 2007-07-31 Revital Eres <eres@il.ibm.com>
11560 * ddg.c (add_deps_for_def): Rename to...
11561 (add_cross_iteration_register_deps): This. Change implementation
11562 to use only reaching def and def-use chains to construct the
11563 inter loop dependencies.
11564 (add_deps_for_use): Remove function.
11565 (build_inter_loop_deps): Call add_cross_iteration_register_deps
11566 function to build the inter loop dependencies.
11567 * modulo-sched.c (sms_schedule): Build only
11568 reaching def and def-use chains for the propose of the ddg
11571 2007-07-31 Julian Brown <julian@codesourcery.com>
11573 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
11574 New define_insns. Use correct RTL.
11575 (vec_set<mode>): Write as expander.
11577 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
11579 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
11580 to an unallocated space.
11582 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
11585 (split_constant_offset): Enable split_constant_offset to extract
11586 constants from other statements.
11587 * tree-vect-transform.c
11588 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
11589 to a temp var. Force base_offset to be simple.
11591 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
11593 * df-scan.c (df_scan_verify): Remove artificial limit on
11594 the number of blocks for verification.
11595 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
11596 df_simulate_defs): Avoid unnecessary insn checking for defs.
11598 2007-07-29 Mark Mitchell <mark@codesourcery.com>
11600 * config/m68k/lb1sf68.asm (FUNC): New macro.
11601 (__mulsi3): Use it.
11602 (__udivsi3): Likewise.
11603 (__divsi3): Likewise.
11604 (__umodsi3): Likewise.
11605 (__modsi3): Likewise.
11606 (__subdf3): Likewise.
11607 (__adddf3): Likewise.
11608 (__muldf3): Likewise.
11609 (__divdf3): Likewise.
11610 (__negdf2): Likewise.
11611 (__cmpdf2): Likewise.
11612 (__subsf3): Likewise.
11613 (__addsf3): Likewise.
11614 (__mulsf3): Likewise.
11615 (__divsf3): Likewise.
11616 (__negsf2): Likewise.
11617 (__cmpsf2): Likewise.
11618 (__eqdf2): Likewise.
11619 (__nedf2): Likewise.
11620 (__gtdf2): Likewise.
11621 (__gedf2): Likewise.
11622 (__ltdf2): Likewise.
11623 (__ledf2): Likewise.
11624 (__eqsf2): Likewise.
11625 (__nesf2): Likewise.
11626 (__gtsf2): Likewise.
11627 (__gesf2): Likewise.
11628 (__ltsf2): Likewise.
11629 (__lesf2): Likewise.
11631 2007-07-30 Ollie Wild <aaw@google.com>
11633 * c-ppoutput.c (print_lines_directives_only): New function.
11634 (scan_translation_unit_directives_only): New function.
11635 (preprocess_file): Add call to scan_translation_unit_directives_only.
11636 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
11637 (sanitize_cpp_opts): Add default flag_dump_macros setting for
11638 -fdirectives-only. Add errors for -fdirectives-only conflict with
11639 -Wunused-macros and -traditional.
11640 (finish_options): Add builtin macro initialization for
11641 -fdirectives-only + -fpreprocessed.
11642 * c.opt (fdirectives-only): New.
11643 * doc/cppopts.texi (fdirectives-only): New.
11645 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11647 * alias.c (record_set, memory_modified_1): Constify.
11648 * bt-load.c (note_btr_set): Likewise.
11649 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
11650 * combine.c (set_nonzero_bits_and_sign_copies,
11651 expand_field_assignment, record_dead_and_set_regs_1,
11652 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
11653 likely_spilled_retval_1): Likewise.
11654 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
11655 frv_io_handle_set): Likewise.
11656 * config/mips/mips.c (mips_sim_record_set,
11657 vr4130_true_reg_dependence_p_1): Likewise.
11658 * config/mt/mt.c (insn_dependent_p_1): Likewise.
11659 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
11660 * config/sh/sh.c (flow_dependent_p_1): Likewise.
11661 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
11662 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
11663 * ddg.c (mark_mem_store): Likewise.
11664 * df-problems.c (df_urec_mark_reg_change): Likewise.
11665 * function.c (update_epilogue_consts): Likewise.
11666 * gcse.c (record_set_info, record_last_set_info,
11667 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
11668 reg_clear_last_set): Likewise.
11669 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
11671 * jump.c (reversed_comparison_code_parts): Likewise.
11672 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
11673 reg_is_set): Likewise.
11674 * loop-iv.c (mark_altered): Likewise.
11675 * mode-switching.c (reg_becomes_live): Likewise.
11676 * optabs.c (no_conflict_move_test): Likewise.
11677 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
11679 * postreload.c (reload_combine_note_store, move2add_note_store):
11681 * regmove.c (flags_set_1): Likewise.
11682 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
11684 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
11686 * resource.c (update_live_status): Likewise.
11687 * rtl.h (set_of, note_stores): Likewise.
11688 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
11689 note_stores, parms_set): Likewise.
11690 * sched-rgn.c (sets_likely_spilled_1): Likewise.
11691 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
11693 * var-tracking.c (count_stores, add_stores): Likewise.
11695 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11697 * alias.c (mems_in_disjoint_alias_sets_p,
11698 fixed_scalar_and_varying_struct_p, aliases_everything_p,
11699 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
11700 write_dependence_p, mems_in_disjoint_alias_sets_p,
11701 read_dependence, true_dependence, canon_true_dependence,
11702 anti_dependence, output_dependence): Constify.
11703 * combine.c (extended_count): Likewise.
11704 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
11705 * cselib.c (get_value_hash, references_value_p,
11706 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
11707 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
11708 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
11709 * function.c (contains, prologue_epilogue_contains,
11710 sibcall_epilogue_contains): Likewise.
11711 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
11712 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
11713 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
11714 reg_or_subregno): Likewise.
11715 * recog.c (asm_noperands): Likewise.
11716 * reload1.c (function_invariant_p): Likewise.
11717 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
11718 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
11719 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
11720 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
11721 true_regnum, reg_or_subregno, condjump_in_parallel_p,
11722 extended_count, prologue_epilogue_contains,
11723 sibcall_epilogue_contains, function_invariant_p, true_dependence,
11724 canon_true_dependence, read_dependence, anti_dependence,
11725 output_dependence): Likewise.
11726 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
11728 2007-07-30 Julian Brown <julian@codesourcery.com>
11730 * config/arm/neon.md (V_ext): New mode attribute.
11731 (neon_vget_lane<mode>): Replace with define_expand.
11732 (neon_vget_lane<mode>_sext_internal)
11733 (neon_vget_lane<mode>_zext_internal): New define_insns for double
11734 and quad precision vectors.
11735 (neon_vget_lanedi): Add bounds check. Remove dead comment.
11736 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
11737 have typeless 32-bit result.
11739 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11742 * tree-affine.h (aff_tree): The type of rest is sizetype for types
11744 * tree-affine.c (aff_combination_scale): If type is a pointer type,
11745 use sizetype for rest.
11746 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
11747 (aff_combination_convert): Don't convert rest for pointer types.
11749 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11751 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
11753 * tree-ssa-alias.c: Add alloc-pool.h.
11754 (init_alias_info): Free alias_bitmap_obstack.
11755 (delete_alias_info): Call delete_mem_ref_stats.
11756 (get_mem_sym_stats_for): Use alloc_pool.
11757 (init_mem_ref_stats): Do not delete mem_ref_stats here.
11758 (delete_mem_sym_stats): Removed.
11760 2007-07-29 Sebastian Pop <sebpop@gmail.com>
11762 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
11763 functions cannot be represented as classical distance vectors.
11765 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11767 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
11768 * builtins.c (validate_arg, builtin_mathfn_code,
11769 validate_arglist): Likewise.
11770 * calls.c (call_expr_flags): Likewise.
11771 * combine.c (reg_nonzero_bits_for_combine,
11772 reg_num_sign_bit_copies_for_combine, get_last_value,
11773 reg_truncated_to_mode): Likewise.
11774 * emit-rtl.c (subreg_lowpart_p): Likewise.
11775 * expr.c (highest_pow2_factor_for_target,
11776 categorize_ctor_elements_1, categorize_ctor_elements,
11777 count_type_elements, contains_packed_reference,
11778 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
11779 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
11780 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
11781 native_encode_int, native_encode_real, native_encode_complex,
11782 native_encode_vector, native_encode_expr, native_interpret_int,
11783 native_interpret_real, native_interpret_complex,
11784 native_interpret_vector, native_interpret_expr): Likewise.
11785 * function.c (use_register_for_decl): Likewise.
11786 * gimplify.c (get_name): Likewise.
11787 * langhooks-def.h (lhd_return_null_const_tree): New.
11788 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
11789 * langhooks.c (lhd_return_null_const_tree): New.
11790 * langhooks.h (lang_get_callee_fndecl): Constify.
11791 * output.h (constructor_static_from_elts_p): Likewise.
11792 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
11793 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
11794 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
11795 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
11796 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
11797 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
11798 * rtlhooks-def.h (reg_nonzero_bits_general,
11799 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
11801 * rtlhooks.c (reg_num_sign_bit_copies_general,
11802 reg_nonzero_bits_general, reg_truncated_to_mode_general):
11804 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
11805 * stor-layout.c (mode_for_size_tree): Likewise.
11806 * tree-ssa-loop-im.c (memref_eq): Likewise.
11807 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
11808 * tree.c (contains_placeholder_p, type_list_equal,
11809 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
11811 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
11812 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
11813 contains_placeholder_p, contains_packed_reference,
11814 get_callee_fndecl, operand_equal_for_phi_arg_p,
11815 warn_if_unused_value, is_body_block, native_encode_expr,
11816 native_interpret_expr, fold_convertible_p, operand_equal_p,
11817 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
11818 validate_arglist, simple_cst_equal, type_list_equal,
11819 use_register_for_decl, call_expr_flags, get_name,
11820 highest_pow2_factor): Likewise.
11821 (const_call_expr_arg_iterator_d,
11822 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
11823 first_const_call_expr_arg, more_const_call_expr_args_p,
11824 FOR_EACH_CONST_CALL_EXPR_ARG): New.
11825 * varasm.c (constructor_static_from_elts_p): Constify.
11827 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
11829 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
11830 config/arm/neon-schedgen.ml, config/arm/neon.ml,
11831 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
11832 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
11833 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
11834 tree-vect-transform.c, tree.def: Fix comment typos. Follow
11835 spelling conventions.
11836 * doc/invoke.texi: Follow spelling conventions.
11838 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
11839 Revital Eres <eres@il.ibm.com>
11841 * modulo-sched.c (sms_schedule): Avoid loops which includes
11842 auto-increment instructions.
11844 2007-07-28 Richard Guenther <rguenther@suse.de>
11846 PR middle-end/32920
11847 * fold-const.c (fold_cond_expr_with_comparison): Convert
11848 operand zero of MIN/MAX_EXPR to correct type.
11850 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11852 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
11853 flags_from_decl_or_type): Constify.
11854 * gcc.c (do_spec_1): Likewise.
11855 * print-tree.c (dump_addr, print_node_brief): Likewise.
11856 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
11857 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
11858 tree_purge_all_dead_eh_edges): Likewise.
11859 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
11860 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
11862 * tree.c (expr_location, expr_has_location, expr_locus,
11863 expr_filename, expr_lineno, get_inner_array_type,
11864 fields_compatible_p): Likewise.
11865 * tree.h (get_inner_array_type, fields_compatible_p,
11866 expr_location, expr_has_location, expr_locus, expr_filename,
11867 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
11868 setjmp_call_p, alloca_call_p): Likewise.
11870 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11872 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
11873 TV_FLOW_INSENSITIVE.
11875 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
11877 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
11878 (compute_flow_insensitive_aliasing): Ditto for
11879 TV_FLOW_INSENSITIVE.
11881 2007-07-27 Jan Hubicka <jh@suse.cz>
11883 * config/i386/i386.c (register_move_cost): Remove accidentally
11884 comitted #if 0 block.
11886 * attribs.c: Include hashtab.h
11887 (attribute_hash): New.
11888 (substring): New structure.
11889 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
11891 (init_attributes): Initialize attribute hash.
11892 (decl_attributes): Use attribute hash.
11893 * Makefile.in (attribs.c): Depend on hashtab.h.
11895 2007-07-27 Steve Ellcey <sje@cup.hp.com>
11897 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
11899 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11901 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
11902 __mips_dspr2 and __mips_dsp_rev macros.
11903 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
11905 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
11907 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
11909 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11911 PR middle-end/32749
11913 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
11914 and the updating of the live and do_not_gen sets.
11915 (df_note_bb_compute): Added updating of live and do_not_gen sets
11916 for regular defs so that the case of clobber inside conditional
11917 call is processed correctly.
11919 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
11921 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
11922 operands with compatible type.
11924 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11926 * expr.h (store_bit_field): Don't return a value.
11927 * expmed.c (check_predicate_volatile_ok): New function.
11928 (store_bit_field_1): New function, extracted from store_bit_field.
11929 Take a fallback_p argument and return true if the operation succeeded.
11930 Only use store_fixed_bit_field if fallback_p. Don't recompute
11931 mode_for_extraction; use op_mode instead. Try forcing memories
11932 into registers if the insv expander fails.
11933 (store_bit_field): Use store_bit_field_1 with fallback_p true.
11934 Don't return a value.
11935 (convert_extracted_bit_field): New function, extracted from
11937 (extract_bit_field_1): Likewise. Take a fallback_p argument
11938 and return NULL if the operation succeeded. Only use
11939 extract_fixed_bit_field if fallback_p. Only calculate one
11940 extraction mode. Combine code for extv and extzv. Try forcing
11941 memories into registers if the ext(z)v expander fails.
11942 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
11944 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11946 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
11948 (df_ref): Likewise. Put regno with other integer fields.
11950 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11952 * df.h (df_mw_hardreg): Remove "loc" field.
11953 * df-scan.c (df_ref_record): Don't set it. Remove redundant
11955 * df-problems.c (df_whole_mw_reg_unused_p): New function,
11956 split out from df_set_unused_notes_for_mw. Return false for
11957 partial references. Assert that mw_reg is a REG when returning true.
11958 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
11959 (df_whole_mw_reg_dead_p): New function, split out from
11960 df_set_dead_notes_for_mw. Return false for partial references.
11961 Assert that mw_reg is a REG when returning true.
11962 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
11963 Remove redundant bitmap check.
11965 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
11967 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
11968 ($(T)crtend.o): Likwise.
11969 ($(T)crtbeginS.o): Likwise.
11970 ($(T)crtendS.o): Likwise.
11971 ($(T)crtfastmath.o): Likwise.
11973 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
11975 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
11976 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
11977 * basic-block.h (struct control_flow_graph): Added x_dom_computed
11978 and x_n_bbs_in_dom_tree fields.
11980 2007-07-26 Steve Ellcey <sje@cup.hp.com>
11982 PR tree-optimization/32087
11983 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
11984 Do not call scale_bbs_frequencies_int with prob of zero.
11986 2007-07-26 Julian Brown <julian@codesourcery.com>
11988 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
11989 (neon_element_bits): Add prototypes.
11990 * config/arm/arm.c (bounds_check, neon_lane_bounds)
11991 (neon_const_bounds, neon_element_bits): New functions.
11992 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
11993 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
11994 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
11995 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
11996 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
11997 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
11998 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
11999 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
12000 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
12001 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
12002 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
12003 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
12004 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
12006 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
12008 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
12009 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
12011 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
12012 Julian Brown <julian@codesourcery.com>
12014 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
12015 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
12016 * config/arm/cortex-a8.md: New.
12017 * config/arm/cortex-a8-neon.md: New.
12018 * config/arm/neon-schedgen.ml: New.
12019 * config/arm/neon.md (vqh_mnem): New.
12021 (Is_float_mode): New.
12022 (Scalar_mul_8_16): New.
12024 (V_mode_nunits): New.
12025 (All instruction patterns): Annotate with neon_type attribute
12027 * config/arm/arm.md: Include cortex-a8.md.
12028 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
12030 Annotate instruction patterns accordingly.
12031 (generic_sched): Do not use generic scheduling for Cortex-A8.
12032 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
12034 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
12036 * fold-const.c (fold_read_from_constant_string): Use
12037 build_int_cst_type.
12038 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
12040 2007-07-26 Nick Clifton <nickc@redhat.com>
12042 * tree-ssa-operands.h: Change copyright header to refer to version
12043 3 of the GNU General Public License and to point readers at the
12044 COPYING3 file and the FSF's license web page.
12045 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
12046 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
12047 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
12048 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
12049 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
12050 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
12051 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
12052 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
12053 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
12054 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
12055 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
12056 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
12057 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
12058 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
12059 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
12060 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
12061 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
12062 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
12063 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
12064 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
12065 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
12066 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
12067 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
12068 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
12069 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
12070 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
12071 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
12072 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
12073 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
12074 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
12075 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
12076 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
12077 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
12078 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
12079 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
12080 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
12081 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
12082 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
12083 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
12084 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
12085 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
12086 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
12087 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
12088 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
12089 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
12090 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
12091 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
12092 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
12093 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
12094 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
12095 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
12096 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
12097 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
12098 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
12099 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
12100 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
12101 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
12102 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
12103 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
12104 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
12105 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
12106 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
12107 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
12108 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
12109 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
12110 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
12111 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
12112 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
12113 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
12114 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
12115 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
12116 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
12117 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
12118 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
12119 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
12120 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
12121 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
12122 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
12123 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
12124 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
12125 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
12126 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
12127 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
12128 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
12129 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
12130 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
12131 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
12132 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
12133 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
12134 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
12135 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
12136 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
12137 vecprim.h, basic-block.h, tree-ssa-structalias.c,
12138 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
12139 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
12140 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
12141 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
12142 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
12143 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
12144 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
12145 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
12146 convert.c, convert.h, langhooks-def.h, reload1.c,
12147 tree-ssa-operands.c: Likewise.
12149 2007-07-26 Jan Hubicka <jh@suse.cz>
12151 * tree-ssa-live.c: Include debug.h and flags.h.
12152 (mark_scope_block_unused): New function.
12153 (remove_unused_scope_block_p): New function.
12154 (remove_unused_locals): Remove unused blocks too.
12156 2007-07-25 Ian Lance Taylor <iant@google.com>
12158 * combine.c (combine_max_regno): Remove. Remove all uses.
12159 (struct reg_stat_struct): Rename from struct reg_stat.
12160 (reg_stat_type): Define, and declare VECs.
12161 (reg_stat): Change from pointer to VEC. Change all uses.
12162 (combine_split_insns): New static function.
12163 (try_combine, find_split_point): Call it instead of split_insns.
12165 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12167 * cfghooks.c (split_block): Fix the information about loop latch.
12169 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12171 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
12173 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12175 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12176 Scan the new edge for loop exit info.
12178 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
12180 * config/darwin.c: Include debug.h.
12182 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12185 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
12187 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12189 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
12190 (HARD_REGNO_MODE_OK): Ditto.
12191 (MODES_TIEABLE_P): Ditto.
12192 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
12193 (CLASS_MAX_NREGS): Ditto.
12194 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
12195 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
12196 (divdf3_internal_thr): Removed.
12197 * config/ia64/div.md: New file.
12198 * config/ia64/constraints.md: Add H constraint.
12200 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12202 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
12203 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
12204 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
12205 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
12206 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
12207 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
12208 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
12209 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
12210 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
12211 dump_sbitmap_file, debug_sbitmap, popcount_table,
12212 sbitmap_popcount): Constify.
12213 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
12214 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
12215 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
12216 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
12217 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
12218 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
12219 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
12220 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
12221 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
12222 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
12223 sbitmap_popcount, sbitmap_verify_popcount): Constify.
12225 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12227 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
12228 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
12229 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
12230 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
12231 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
12232 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
12233 bitmap_intersect_p, bitmap_intersect_compl_p,
12234 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12235 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
12237 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
12238 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
12239 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
12240 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
12241 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12242 debug_bitmap, debug_bitmap_file, bitmap_print,
12243 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
12244 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
12246 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
12248 * config/darwin.c (darwin_override_options): Additional fix for
12249 debug info formats that don't support var tracking.
12251 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12253 * cselib.c (entry_and_rtx_equal_p): Constify.
12254 * gengtype.c (output_mangled_typename, write_types, write_local):
12256 * gengtype.h (const_type_p): New.
12257 * see.c (eq_descriptor_extension, hash_descriptor_extension):
12259 * tlink.c (scan_linker_output): De-constify.
12260 * tree-ssa-loop-im.c (memref_eq): Constify.
12261 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
12262 (shared_bitmap_hash, shared_bitmap_eq): Constify.
12264 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12266 * c-common.c (fname_as_string, c_type_hash): Constify.
12267 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12268 * cgraph.c (edge_hash, edge_eq): Likewise.
12269 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
12270 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
12271 reg_attrs_htab_eq): Likewise.
12272 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
12274 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
12275 const_decl_t, const_state_t, const_automata_list_el_t): New.
12276 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
12277 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
12278 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
12279 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
12280 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
12281 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
12282 compare_max_occ_cycle_nums, out_state_arcs_num,
12283 compare_transition_els_num, units_cmp, state_reservs_cmp):
12285 * genmodes.c (cmp_modes): Likewise.
12286 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
12287 * gimplify.c (compare_case_labels): Likewise.
12288 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
12289 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
12290 * matrix-reorg.c (mtt_info_hash): Likewise.
12291 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
12292 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
12293 (htab_hash_bucket, htab_hash_elem): Constify.
12294 * tree-browser.c (TB_parent_eq): Likewise.
12295 * tree-scalar-evolution.c (hash_scev_info): Likewise.
12296 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
12297 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
12298 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
12300 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
12301 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
12302 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
12303 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
12304 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
12306 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
12307 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
12308 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
12309 * tree-ssa-threadupdate.c (redirection_data_hash,
12310 redirection_data_eq): Likewise.
12311 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
12312 * tree-ssa.c (var_ann_eq): Likewise.
12313 * tree-vrp.c (compare_case_labels): Likewise.
12314 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
12315 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
12316 tree_not_check_failed, tree_class_check_failed,
12317 tree_range_check_failed, tree_not_class_check_failed,
12318 omp_clause_check_failed, omp_clause_range_check_failed,
12319 tree_contains_struct_check_failed, tree_operand_check_failed):
12321 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
12322 tree_not_check_failed, tree_class_check_failed,
12323 tree_range_check_failed, tree_not_class_check_failed,
12324 tree_operand_check_failed, omp_clause_operand_check_failed,
12325 tree_operand_length): Likewise.
12326 * var-tracking.c (const_variable): New.
12327 (variable_htab_hash, variable_htab_eq): Constify.
12328 * varasm.c (const_desc_hash): Likewise.
12330 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12332 * expr.c (handled_component_p): Constify.
12333 * fold-const.c (fit_double_type): Likewise.
12334 * real.h (real_value_from_int_cst): Likewise.
12335 * tree-flow-inline.h (gimple_in_ssa_p,
12336 gimple_aliases_computed_p, gimple_addressable_vars,
12337 gimple_call_clobbered_vars, gimple_referenced_vars,
12338 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
12339 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
12340 may_aliases, end_readonly_imm_use_p, has_zero_uses,
12341 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
12342 is_label_stmt, is_global_var, phi_ssa_name_p,
12343 factoring_name_p, is_call_clobbered, tree_common_ann,
12344 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
12345 unmodifiable_var_p, array_ref_contains_indirect_ref,
12346 ref_contains_array_ref, lookup_subvars_for_var,
12347 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
12348 gimple_mem_ref_stats): Likewise.
12349 * tree-flow.h (tree_common_ann, var_ann, function_ann,
12350 may_aliases, is_exec_stmt, is_label_stmt,
12351 ref_contains_array_ref, array_ref_contains_indirect_ref,
12352 var_can_have_subvars, overlap_subvar, is_call_clobbered,
12353 unmodifiable_var_p): Likewise.
12354 * tree-gimple.c (is_gimple_min_invariant): Likewise.
12355 * tree-gimple.h (is_gimple_min_invariant): Likewise.
12356 * tree.c (type_hash_list, attribute_hash_list, tree_size,
12357 cst_and_fits_in_hwi, real_value_from_int_cst,
12358 build_real_from_int_cst, integer_zerop, integer_onep,
12359 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
12360 tree_floor_log2, real_zerop, real_onep, real_twop,
12361 real_minus_onep, really_constant_p, purpose_member, chain_member,
12362 list_length, fields_length, int_size_in_bytes, bit_position,
12363 int_bit_position, byte_position, int_byte_position, expr_align,
12364 array_type_nelts, tree_node_structure,
12365 type_contains_placeholder_1, iterative_hash_pointer,
12366 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
12367 tree_map_base_eq, type_hash_list, type_hash_eq,
12368 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
12369 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
12370 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12371 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
12372 int_fits_type_p, get_containing_scope, decl_function_context,
12373 decl_type_context, omp_clause_operand_check_failed,
12374 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
12375 * tree.h (omp_clause_operand_check_failed, tree_size,
12376 build_real_from_int_cst, array_type_nelts, purpose_member,
12377 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
12378 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12379 is_attribute_p, check_qualified_type, expr_align,
12380 int_size_in_bytes, bit_position, int_bit_position, byte_position,
12381 int_byte_position, list_length, fields_length, initializer_zerop,
12382 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
12383 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
12384 tree_node_structure, handled_component_p, get_containing_scope,
12385 decl_function_context, decl_type_context, real_zerop,
12386 type_num_arguments, fit_double_type, really_constant_p,
12387 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
12388 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
12389 real_twop, real_minus_onep, int_cst_value): Likewise.
12391 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12393 * cfglayout.c (insn_scope, insn_line): Constify.
12394 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
12395 const_double_htab_hash, const_double_htab_eq,
12396 mem_attrs_htab_hash): Likewise.
12397 * loop-iv.c (biv_eq): Likewise.
12398 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
12399 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
12400 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
12402 * rtl-error.c (location_for_asm, diagnostic_for_asm,
12403 error_for_asm, warning_for_asm, _fatal_insn,
12404 _fatal_insn_not_found): Likewise.
12405 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
12406 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
12407 rtl_check_failed_type2, rtl_check_failed_code1,
12408 rtl_check_failed_code2, rtl_check_failed_code_mode,
12409 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
12410 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
12411 rtl_check_failed_type2, rtl_check_failed_code1,
12412 rtl_check_failed_code2, rtl_check_failed_code_mode,
12413 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
12414 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
12415 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
12416 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
12417 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
12418 rtx_unstable_p, get_integer_term, get_related_value,
12419 offset_within_block_p, reg_mentioned_p, count_occurrences,
12420 reg_referenced_p, reg_used_between_p, no_labels_between_p,
12421 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
12422 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
12423 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
12424 find_constant_src, find_reg_fusage, find_regno_fusage,
12425 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
12426 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
12427 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
12428 computed_jump_p, auto_inc_p, in_expr_list_p,
12429 remove_node_from_expr_list, loc_mentioned_in_p,
12430 label_is_jump_target_p, reversed_comparison_code_parts,
12431 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
12432 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
12433 print_inline_rtx): Likewise.
12434 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
12435 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
12436 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
12437 get_integer_term, get_related_value, offset_within_block_p,
12438 count_occurrences, reg_mentioned_p, no_labels_between_p,
12439 reg_used_between_p, reg_referenced_p, single_set_2,
12440 multiple_sets, set_noop_p, refers_to_regno_p,
12441 reg_overlap_mentioned_p, dead_or_set_p,
12442 covers_regno_no_parallel_p, covers_regno_p,
12443 dead_or_set_regno_p, find_reg_note, find_regno_note,
12444 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
12445 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
12446 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
12447 side_effects_p, may_trap_p_1, may_trap_p,
12448 may_trap_after_code_motion_p, may_trap_or_fault_p,
12449 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
12450 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
12451 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
12452 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
12453 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
12455 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
12456 warning_for_asm): Likewise.
12457 * tree.h (print_rtl): Likewise.
12458 * varasm.c (get_pool_mode): Likewise.
12460 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12462 * c-lex.c (c_lex_with_flags, lex_string): Constify.
12463 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
12464 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12465 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
12466 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
12467 * ddg.c (compare_sccs): Likewise.
12468 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
12469 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
12470 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
12471 decimal_do_fix_trunc, decimal_real_to_integer,
12472 decimal_real_to_integer2, decimal_real_maxval): Likewise.
12473 * dse.c (const_group_info_t): New.
12474 (invariant_group_base_eq, invariant_group_base_hash): Constify.
12475 * dwarf2out.c (const_dw_die_ref): New.
12476 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
12477 * tree-browser.c (TB_parent_eq): Likewise.
12478 * unwind-dw2-fde.c (__register_frame_info_bases,
12479 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
12480 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
12482 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
12483 * unwind-dw2.c (uw_frame_state_for): Likewise.
12484 * value-prof.c (histogram_hash, histogram_eq): Likewise.
12485 * value-prof.h (const_histogram_value): New.
12487 2007-07-25 Richard Sandiford <richard@codesourcery.com>
12489 * config/mips/mips.c (machine_function): Add
12490 initialized_mips16_gp_pseudo_p.
12491 (mips16_gp_pseudo_reg): Do not emit the initialization of
12492 mips16_gp_pseudo_rtx when being called from the gimple cost-
12493 calculation routines; emit it on the first use outside those
12496 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12498 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
12501 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
12502 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
12503 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
12504 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
12505 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
12506 Preserve const-ness of parameters through use of __typeof(),
12507 also constify and tidy.
12509 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
12510 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
12511 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
12512 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
12513 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
12514 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
12515 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
12516 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
12517 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
12519 2007-07-25 Julian Brown <julian@codesourcery.com>
12520 Mark Shinwell <shinwell@codesourcery.com>
12522 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
12523 (alpha_mangle_type): This.
12524 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12525 (TARGET_MANGLE_TYPE): Define this instead.
12526 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
12527 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
12528 (arm_init_neon_builtins): Fix comment.
12529 (arm_mangle_map_entry): New.
12530 (arm_mangle_map): New.
12531 (arm_mangle_type): New.
12532 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
12533 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12534 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12535 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12536 (TARGET_MANGLE_TYPE): Define this instead.
12537 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
12538 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12539 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12540 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12541 (TARGET_MANGLE_TYPE): Define this instead.
12542 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
12544 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
12545 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12546 (TARGET_MANGLE_TYPE): Define this instead.
12547 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
12548 (s390_mangle_type): This.
12549 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12550 (TARGET_MANGLE_TYPE): Define this instead.
12551 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
12552 (sparc_mangle_type): This.
12553 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12554 (TARGET_MANGLE_TYPE): Define this instead.
12555 * cp/mangle.c (write_type): Call mangle_type target hook on all
12556 types before mangling. Use original type, not main variant, as
12558 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
12559 (TARGET_MANGLE_TYPE): This.
12560 * target.h (gcc_target): Rename mangle_fundamental_type to
12562 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
12563 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
12565 2007-07-25 Julian Brown <julian@codesourcery.com>
12566 Paul Brook <paul@codesourcery.com>
12567 Joseph Myers <joseph@codesourcery.com>
12568 Mark Shinwell <shinwell@codesourcery.com>
12570 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
12571 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
12572 (with_fpu): Allow --with-fpu=neon.
12573 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12574 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12575 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
12576 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
12577 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
12578 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
12579 (neon_emit_pair_result_insn, neon_disambiguate_copy)
12580 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
12581 (output_move_neon): Add prototypes.
12582 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
12583 (all_fpus): Add FPUTYPE_NEON.
12584 (fp_model_for_fpu): Add NEON field.
12585 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
12586 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
12588 (arm_legitimate_address_p): Don't support fancy addressing for NEON
12590 (thumb2_legitimate_address_p): Likewise.
12591 (neon_valid_immediate): Recognize and prepare constants suitable for
12593 (neon_immediate_valid_for_move): New function. Recognize and prepare
12594 immediates for NEON move instructions.
12595 (neon_immediate_valid_for_logic): New function. Recognize and
12596 prepare immediates for NEON logic instructions.
12597 (neon_output_logic_immediate): New function. Create asm string
12598 suitable for outputting immediate logic instructions.
12599 (neon_pairwise_reduce): New function. Implement reduction using
12600 pairwise operations.
12601 (neon_expand_vector_init): New function. Expand a (possibly
12602 non-constant) vector initialization.
12603 (neon_vector_mem_operand): New function. Memory operands supported
12604 for quad-word loads/stores to/from ARM or NEON registers. Don't
12605 allow base+offset addressing for core regs.
12606 (neon_struct_mem_operand): New function. Valid mems for NEON
12608 (coproc_secondary_reload_class): Enable NEON registers to be loaded
12609 from neon_vector_mem_operand addresses without a secondary register.
12610 (add_minipool_forward_ref): Handle >8-byte minipool entries.
12611 (add_minipool_backward_ref): Likewise.
12612 (dump_minipool): Likewise.
12613 (push_minipool_fix): Likewise.
12614 (output_move_quad): New function. Output quad-word moves, loads and
12615 stores using ARM registers.
12616 (output_move_vfp): Add support for vectors in VFP (NEON) D
12618 (output_move_neon): Output a NEON load/store to/from a quadword
12620 (arm_print_operand): Implement new codes:
12621 - 'c' for unadorned integers (without a # sign).
12622 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
12624 - 'e', 'f' for the low and high D parts of a NEON Q register.
12625 - 'q' outputs a NEON Q register.
12626 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
12627 - 'T' prints NEON opcode features from a coded bitmask.
12628 - 'F' is similar to T, but signed/unsigned codes both print as
12630 - 't' is similar to T, but 'u' is printed instead of 'p'.
12631 - 'O' prints 'r' if NEON instruction should perform rounding (as
12632 specified by bitmask), else prints nothing.
12633 - '#' is a punctuation character to stop operand numbers from
12634 running together with following digits in the assembler
12635 strings for instructions (when using mode attributes).
12636 (arm_assemble_integer): Handle extra NEON vector modes. Permute
12637 constant vectors in big-endian mode, where necessary.
12638 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
12639 Handle EI, OI, CI, XI modes.
12640 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
12641 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
12642 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
12643 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
12644 (neon_builtin_type_bits): Add enumeration, one bit for each vector
12646 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
12647 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
12648 to turn v8qi, etc. into bits defined above.
12649 (neon_itype): New enumeration. Classifications of NEON builtins.
12650 (neon_builtin_datum): Define struct. Contains information about
12651 a single builtin (with multiple modes).
12652 (CF): Define helper macro for...
12653 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
12655 (neon_builtin_data): New array. Define information about builtins
12656 for use during initialization/expansion.
12657 (arm_init_neon_builtins): New function.
12658 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
12660 (neon_builtin_compare): New function.
12661 (locate_neon_builtin_icode): New function. Find an insn code for a
12662 builtin given a function code for that builtin. Also return type of
12663 builtin (NEON_BINOP, NEON_UNOP etc.).
12664 (builtin_arg): New enumeration. Types of arguments for builtins.
12665 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
12666 Takes a variable argument list of builtin_arg types, terminated by
12668 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
12669 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
12670 (neon_emit_pair_result_insn): New function. Support returning pairs
12671 of vectors via a pointer.
12672 (neon_disambiguate_copy): New function. Set up operands for a
12673 multi-word copy such that registers do not get clobbered.
12674 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
12675 ARM_BUILTIN_NEON_BASE.
12676 (arm_file_start): Set float-abi attribute for NEON.
12677 (arm_vector_mode_supported_p): Enable NEON vector modes.
12678 (arm_mangle_map_entry): New.
12679 (arm_mangle_map): New.
12680 (arm_mangle_vector_type): New.
12681 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
12683 (TARGET_NEON): New macro. Target supports NEON.
12684 (fputype): Add FPUTYPE_NEON.
12685 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
12686 for vectorization based on command-line arg.
12687 (NEON_REGNO_OK_FOR_NREGS): Define.
12688 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
12689 (VALID_NEON_STRUCT_MODE): Define.
12690 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
12691 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
12692 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
12693 (consttable_16): Add pattern for outputting 16-byte minipool
12695 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
12697 (vec-common.md, neon.md): Include md files.
12698 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
12699 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
12700 (memory_constraint "Ut", "Un", "Us"): Define.
12701 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
12702 (MMX_char): New mode attribute.
12703 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
12704 (*add<mode>3_iwmmxt): New insn pattern.
12705 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
12706 (*sub<mode>3_iwmmxt): New insn pattern.
12707 (mulv4hi3): Rename to...
12708 (*mulv4hi3_iwmmxt): This.
12709 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
12710 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
12711 (uminv4hi3, uminv2si3): Remove. Replace with...
12712 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
12713 (*umin<mode>3_iwmmxt): These.
12714 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
12715 (ashr<mode>3_iwmmxt): This new pattern.
12716 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
12717 (lshr<mode>3_iwmmxt): This new pattern.
12718 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
12719 (ashl<mode>3_iwmmxt): This new pattern.
12720 * config/arm/neon-docgen.ml: New file. Generate documentation for
12722 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
12723 * config/arm/arm_neon.h: New (autogenerated).
12724 * config/arm/neon-testgen.ml: New file. Generate NEON tests
12726 * config/arm/neon.md: New file. Define NEON instructions.
12727 * config/arm/neon.ml: New file. Abstract description of NEON
12728 instructions, used to generate arm_neon.h header, documentation and
12730 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
12731 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
12733 * doc/extend.texi (ARM Built-in Functions): Rename and remove
12735 (ARM NEON Intrinsics): New subsection.
12736 * doc/arm-neon-intrinsics.texi: New (autogenerated).
12738 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
12740 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
12743 2007-07-24 Jan Hubicka <jh@suse.cz>
12745 * regclass.c (move_table): New type.
12746 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
12747 (init_move_cost): Break out from ...
12748 (init_reg_sets_1): ... here; simplify computation of
12749 have_regs-of_mode and contains_reg_of_mode.
12750 (record_reg_classes): Unswitch internal loops.
12751 (copy_cost): Trigger lazy initialization of move cost
12752 (record_address_regs): Likewise.
12754 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
12756 * config/darwin.c (darwin_override_options): Don't force on
12757 flag_var_tracking_uninit when no debug info is requested.
12759 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12761 * cfgloop.c (init_loops_structure): New function.
12762 (flow_loops_find): Create root of the loop tree unconditionally.
12764 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
12766 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
12768 2007-07-24 Jan Hubicka <jh@suse.cz>
12770 * caller-save.c: Include ggc.h, gt-caller-save.h
12771 (reg_save_code, reg_restore_code): Rename to ...
12772 (cached_reg_save_code, cached_reg_restore_code): ... those.
12773 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
12774 (reg_save_code, reg_restore_code): New functions.
12775 (init_caller_save): Do not intialize
12776 reg_save_code/reg_restore_code tables.
12777 * Makefile.in: (gt-caller-save.h): New.
12779 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12781 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
12782 with the mode of the original operand instead of
12785 2007-07-23 Jan Hubicka <jH@suse.cz>
12787 * i386.c (ix86_secondary_memory_needed): Break out to...
12788 (inline_secondary_memory_needed): ... here.
12789 (ix86_memory_move_cost): Break out to ...
12790 (inline_memory_move_cost): ... here; add support for IN value of 2 for
12791 maximum of input and output; fix handling of Q_REGS on 64bit.
12792 (ix86_secondary_memory_needed): Microoptimize.
12794 2007-07-23 Sebastian Pop <sebpop@gmail.com>
12796 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
12797 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
12798 stmts_from_loop, known_dependences_p, build_rdg): New.
12799 * tree-data-ref.h: Depends on graphds.h.
12800 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
12801 (build_rdg): Declared.
12802 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
12804 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
12806 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
12809 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
12810 Jakub Jelinek <jakub@redhat.com>
12812 PR middle-end/PR28690
12813 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
12815 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
12816 and MEM_POINTER operands over REG and MEM operands.
12817 (swap_commutative_operands_p): Change return value to bool.
12818 * rtl.h: Update the corresponding prototype.
12819 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
12820 instead of gen_rtx_PLUS.
12821 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
12822 value to bool. Change function arguments to rtx's and update code
12824 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
12825 calls to match the new declaration.
12826 * simplify-rtx.c (simplify_associative_operation): Don't
12827 reorder simplify_binary_operation arguments.
12829 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12831 * config/mips/mips.c (override_options): Use mips_costs to derive
12832 the default branch cost.
12833 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
12835 * config/mips/mips.opt (mbranch-cost=): New option.
12836 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
12838 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12840 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
12841 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
12842 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
12843 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
12845 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12847 * config/mips/constraints.md (ks): New constraint.
12848 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
12849 (*add<mode>3_mips16): ...here.
12851 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
12853 * optabs.h (enum optab_index): Add new OTI_signbit.
12854 (signbit_optab): Define corresponding macro.
12855 (enum insn_code signbit_optab[]): Remove array.
12856 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
12857 (expand_copysign_absneg): If back end provides signbit insn, use it
12858 instead of bit operations on floating point argument.
12859 * builtins.c (enum insn_code signbit_optab[]): Remove array.
12860 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
12861 for availability of signbit insn.
12863 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
12864 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
12865 SSE mode is not active.
12866 (isinf<mode>2): Disable for mfpmath=sse,387.
12868 2007-07-22 Ben Elliston <bje@au.ibm.com>
12870 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
12872 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
12874 2007-07-20 Richard Guenther <rguenther@suse.de>
12876 * tree-cfg.c (verify_expr): COND_EXPRs can have any
12877 integral typed condition.
12878 * tree-ssa.c (useless_type_conversion_p): Do not preserve
12879 booleanness. Only preserve conversions from a non-base
12880 type to a base type, not in general between types with
12881 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
12882 * tree.def (COND_EXPR): Document that the condition
12883 can be of any integral type.
12885 2007-07-20 Nigel Stephens <nigel@mips.com>
12886 Richard Sandiford <richard@codesourcery.com>
12888 * config/mips/mips.h (mips_dwarf_regno): Declare.
12889 (DBX_REGISTER_NUMBER): Remove redundant brackets.
12890 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
12891 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
12892 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
12893 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12894 (REG_CLASS_NAMES): Update accordingly.
12895 * config/mips/mips.c (mips_dwarf_regno): New array.
12896 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12897 (mips_subword): Remove special handling for accumulator registers.
12898 (override_options): Initiailize mips_dwarf_regno. Remove use
12900 (mips_swap_registers): New function.
12901 (mips_conditional_register_usage): Swap accumulator registers
12902 around if TARGET_LITTLE_ENDIAN.
12903 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
12904 * config/mips/constraints.md (h, l): Use the endianness to choose
12905 between MD0_REG and MD1_REG.
12906 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
12907 alternative-dependent template.
12909 2007-07-20 Richard Sandiford <richard@codesourcery.com>
12911 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
12914 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12916 * function.c (thread_prologue_and_epilogue_insns): Fix exit
12917 predecessor fallthru flags.
12919 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12921 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
12922 of compare to the same type.
12923 * cfgloopmanip.c (add_loop): Update information about loop exits.
12924 (loop_version): Remove the innermost loop requirement.
12925 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
12926 to sizetype for pointers.
12928 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
12930 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
12931 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
12932 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
12934 * config/dfp-bit.c: Empty for TFmode conversions.
12936 2007-07-18 Caroline Tice <ctice@apple.com>
12938 * var-tracking.c (find_src_status): Check for COND_EXEC insns
12939 and handle them correctly; check that src is not NULL before
12941 (find_src_set_src): Likewise.
12943 2007-07-18 Bob Wilson <bob.wilson@acm.org>
12945 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
12946 (struct alignment_context, init_alignment_context): New.
12947 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
12948 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
12949 (XCHAL_HAVE_S32C1I): Likewise.
12950 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
12951 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
12952 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
12953 (ATOMIC, HQI): New macros.
12954 (memory_barrier, *memory_barrier): New.
12955 (sync_lock_releasesi): New.
12956 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
12957 (sync_lock_test_and_set<mode>): New.
12958 (sync_<atomic><mode>): New.
12959 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
12960 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
12961 (xtensa_expand_atomic): New.
12963 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12967 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
12968 transformation for builtin ISNORMAL.
12969 (expand_builtin): Handle BUILT_IN_ISNORMAL.
12970 * builtins.def (BUILT_IN_ISNORMAL): New.
12971 * doc/extend.texi: Document isnormal.
12973 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12977 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
12978 optabs infrastructure. Provide generic implementation for
12980 (expand_builtin): Handle FINITE/ISFINITE.
12981 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
12982 (fold_builtin_1): Likewise.
12984 * builtins.def (BUILT_IN_ISFINITE): New.
12986 * doc/extend.texi: Document isfinite.
12988 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12991 PR middle-end/20558
12993 * builtins.c (expand_builtin_interclass_mathfn): Provide a
12994 generic fallback for isinf.
12995 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
12996 calculation code ...
12997 * real.c (get_max_float): ... to here.
12998 * real.h (get_max_float): New.
13000 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13002 PR middle-end/32668
13004 * builtin-attrs.def (ATTR_TYPEGENERIC,
13005 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
13007 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
13008 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
13009 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
13010 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
13012 * c-common.c (handle_type_generic_attribute): New.
13013 (c_common_attribute_table): Add "type generic".
13015 * c-typeck.c (convert_arguments): Handle "type generic" functions.
13017 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
13019 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
13020 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
13023 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
13026 * config/cris/cris.c (cris_print_index): Don't use XEXP before
13027 checking that the operand is an expression.
13029 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
13030 Danny Smith <dannysmith@users.sourceforge.net>
13033 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
13034 file mapping object in local namespace if Windows version later
13037 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13039 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
13040 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
13041 arm_cannot_force_const_mem.
13042 (arm_cannot_force_const_mem): New function.
13043 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
13044 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
13045 of arm_tls_referenced_p.
13046 * config/arm/arm.md (movsi): Split out-of-section constants when
13047 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
13048 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13050 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13052 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
13054 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13056 * config/mips/mips.md (*extendqihi2): Convert the destination
13059 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13061 * config/pa/fptr.c: Update license header.
13062 * config/pa/milli64.S: Likewise.
13064 2007-07-17 Nick Clifton <nickc@redhat.com>
13066 * COPYING_v3: New file. Contains version 3 of the GNU General
13068 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
13069 Lesser General Public License.
13070 * doc/include/gpl_v3.texi: New file. Contains version 3 of
13071 the GNU General Public License.
13073 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
13075 PR rtl-optimization/32773
13076 * cfglayout.c (force_one_exit_fallthru): New function.
13077 (cfg_layout_finalize): Use it.
13079 2007-07-16 Richard Guenther <rguenther@suse.de>
13080 Uros Bizjak <ubizjak@gmail.com>
13082 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
13083 before forcing it to gimple operand.
13085 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13086 David Ung <davidu@mips.com>
13088 * config/mips/mips.h (TUNE_24K): Define.
13089 (TUNE_MACC_CHAINS): Add TUNE_24K.
13090 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
13092 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
13093 (r74k_int_madd): .. this new reservation.
13094 (define_bypass): Fixed bypasses for r74k_int_madd to use
13095 mips_linked_madd_p.
13096 * config/mips/24k.md (define_bypass): Define new
13097 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
13099 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13100 Nigel Stephens <nigel@mips.com>
13102 * config/mips/mips.md: Include 20kc.md.
13103 * config/mips/20kc.md: New file.
13104 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
13105 (mips_adjust_cost): Tweak for 20Kc.
13106 (mips_issue_rate): Likewise.
13107 * config/mips/mips.h (TUNE_20KC): Define.
13109 2007-07-16 David Edelsohn <edelsohn@gnu.og>
13111 * config/rs6000/rs6000.c (struct processor_cost): Add
13112 cache_line_size, l1_cache_lines, and simultaneous_prefetches
13114 (*_cost): Add cache information.
13115 (rs6000_override_options): Set cache parameters.
13117 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13120 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
13121 * doc/install.texi (mips-sgi-irix6): pthread support works now.
13123 2007-07-16 Paul Brook <paul@codesourcery.com>
13126 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
13127 (cirrus_thumb2_movsi_insn): Ditto.
13129 2007-07-15 Geoffrey Keating <geoffk@apple.com>
13131 * config/rs6000/darwin-fallback.c (interpret_libc): Change
13132 CR2_REGNO to R_CR2.
13134 2007-07-15 Andrew Haley <aph@redhat.com>
13136 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
13137 before looking in the context.
13139 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13141 PR middle-end/32398
13142 PR middle-end/32769
13143 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
13144 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
13145 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
13146 (pa_output_function_prologue): Use rp_saved and
13147 current_function_is_leaf to generate .CALLINFO statement.
13148 (hppa_expand_prologue): Set rp_saved.
13149 (hppa_expand_epilogue): Use rp_saved.
13150 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
13151 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
13153 2007-07-14 Dirk Mueller <dmueller@suse.de>
13155 * omega.c (coalesce): Fix memory leak on early exit.
13156 * matrix-reorg.c (check_allocation_function): Likewise.
13157 * tree-vect-transform.c (vect_get_new_vect_var): free result
13159 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
13160 pass pointer to edge vector
13161 (partition_hot_cold_basic_blocks): Fix memory leak.
13162 * collect2.c (prefix_from_string): Free temporary storage.
13163 * reload1.c (fixup_abnormal_edges): Free sbitmap.
13165 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
13167 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
13168 (DO_GLOBAL_DTORS_BODY): Likewise.
13170 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
13171 Nigel Stephens <nigel@mips.com>
13173 * config/mips/mips.c (mips_classify_symbol): Don't return
13174 SYMBOL_SMALL_DATA for constant pool addresses if
13175 TARGET_EMBEDDED_DATA is true.
13177 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
13179 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
13180 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
13181 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
13182 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
13183 __builtin_ia32_storehps, __builtin_ia32_storelps,
13184 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
13185 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
13186 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
13187 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
13188 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
13189 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
13190 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
13191 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
13192 using def_builtin_const.
13194 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
13196 PR tree-optimization/32705
13197 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
13198 (simplify_binary_expression): Use SSA_VAL consistently.
13200 2007-07-13 David Edelsohn <edelsohn@gnu.org>
13202 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
13203 (SPEFSCR_REGNO): Delete definition.
13204 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
13205 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13206 * config/rs6000/rs6000.h: Do not define *_REGNO.
13207 LINK_REGISTER_REGNUM -> LR_REGNO.
13208 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13209 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
13210 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13211 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
13212 R_VRSAVE, R_VSCR. Use them.
13213 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
13214 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
13215 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
13216 * config/rs6000/aix.h: Define R_LR. Use it.
13218 2007-07-13 Caroline Tice <ctice@apple.com>
13220 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
13221 flag_var_tracking is explicitly turned off (i.e. when variable
13222 tracking is not feasible); otherwise, turn flag_var_tracking on when
13223 flag_var_tracking_uninit is on.
13224 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
13225 note definitions, to allow recording of initialization status in the
13227 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
13228 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
13229 determine if two note locations are equal.
13230 (output_loc_list): Don't output list entries whose start & end labels
13232 (reg_loc_descriptor): Add parameter for initialization status; pass it
13233 to other loc descriptor functions.
13234 (one_reg_loc_descriptor): Add parameter for initialization status;
13235 check its value and add DW_OP_GNU_uninit to returned loc descr if
13237 (multiple_reg_loc_descriptor): Add parameter for initialization
13239 pass init status argument to other loc descriptor functions; check
13240 value of intialization parameter and add DW_OP_GNU_uninit to returned
13241 loc descr if appropriate.
13242 (based_loc_descr): Add parameter for initialization status; add new
13243 variable for return value; check value of initialization parameter and
13244 add DW_OP_GNU_uninit to returned loc descr if appropriate.
13245 (concatn_mem_loc_descriptor): Add parameter for initialization status;
13246 pass init status argument to other loc descriptor functions; check
13247 value of intialization parameter and add DW_OP_GNU_uninit to returned
13248 loc descr if appropriate.
13249 (mem_loc_descriptor): Likewise.
13250 (concat_loc_descriptor): Likewise.
13251 (concatn_loc_descriptor): Likewise.
13252 (loc_descriptor): Add parameter for initialization status; pass it as
13253 argument to other loc descriptor function calls.
13254 (loc_descriptor_from_tree_1): Add appropriate initialization status
13255 to loc descriptor function calls.
13256 (add_location_or_const_value_attribute): Get initialization status
13257 from VAR_LOCATION note; add initialization status to loc descriptor
13259 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
13260 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
13261 status is uninitialized, add "[uninint]" to output.
13262 * common.opt (fvar-tracking-uninit): New option, similar to
13263 fvar-tracking, to turn on tracking of uninitialized variables; creates
13264 a new global flag, flag_var_tracking_uninit.
13265 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
13266 (enum var_init_status): New type, for var initialization status field.
13267 * var-tracking.c (struct location_chain_def): Two new fields, init,
13268 for initialization status, and set_src for the assignment value expr.
13269 (unshare_variable): New parameter for initialization status;
13270 initialize new init and set_src fields.
13271 (var_reg_set): New parameters for initialization status and value;
13272 pass them to set_variable_part.
13273 (var_mem_set): Likewise.
13274 (get_init_value): New function.
13275 (var_reg_delete_and_set): New initialization status & value
13276 parameters; add call to get_init_value if status is unknown; pass new
13277 parameters to clobber_variable_part and var_reg_set.
13278 (var_mem_delete_and_set): Likewise.
13279 (var_reg_delete): Pass null set_src value to clobber_variable_part.
13280 (var_mem_delete): Likewise.
13281 (variable_union): Pass status to unshare_variable; initialize new init
13282 and set_src fields. If flag_var_tracking_uninit is not set, force
13283 status to initialized.
13284 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
13285 used later to get the set_src value.
13286 (find_src_status): New function.
13287 (find_src_set_src): New function.
13288 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
13289 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
13290 MO_SET, get set_src value and pass it to var_reg_delete_and_set
13291 and var_mem_delete_and_set.
13292 (dump_variable): Print out "[uninit]" if appropriate.
13293 (set_variable_part): Add new initialization and set_src parameters;
13294 pass status to unshare_variable; set node->init and node- >set_src
13295 fields and modify slot in hash table appropriately; save the init and
13296 set_src values if appropriate and assign to the new node.
13297 (clobber_variable_part): New set_src parameter; if two nodes have
13298 same variable and same location but different set_src (assignment)
13299 values, clobber old node.
13300 (delete_variable_part): Pass init status to unshare_variable.
13301 (emit_note_insn_var_location): Add initialized var; assign var's init
13302 status to new 'initialized'; pass new init status field to calls to
13303 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
13304 status to initialized.
13305 (emit_notes_in_bb): Pass initialization status to calls to
13306 var_reg_set, var_mem_set, var_reg_delete_and_set and
13307 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
13308 var_reg_delete_and_set and var_mem_delete_and_set; call
13309 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
13310 make up for change in add_stores.
13311 (vt_add_function_parameters): Add status to calls to
13313 * config/darwin.c (darwin_override_options): Turn on uninitialized
13314 tracking automatically, if var_tracking is on and the system is
13317 2007-07-13 Sa Liu <saliu@de.ibm.com>
13319 * config.gcc: Add options for arch and tune on SPU.
13320 * config/spu/predicates.md: Add constant operands 0 and 1.
13321 * config/spu/spu-builtins.def: Add builtins for double precision
13322 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
13323 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
13325 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
13327 * config/spu/spu-protos.h: Add new function prototypes.
13328 * config/spu/spu.c (spu_override_options): Check options -march and
13330 (spu_comp_icode): Add comparison code for DFmode and vector mode.
13331 (spu_emit_branch_or_set): Use the new code for DFmode and vector
13333 (spu_const_from_int): New. Create a vector constant from 4 ints.
13334 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
13335 (spu_emit_vector_compare): New. Emit vector compare.
13336 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
13337 * config/spu/spu.h: Add options -march and -mtune. Define processor
13338 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
13339 CANONICALIZE_COMPARISON.
13340 * config/spu/spu.md: Add new insns for double precision compare
13341 and double precision vector compare. Add vcond and smax/smin patterns
13342 to enable DFmode vector conditional expression.
13343 * config/spu/spu.opt: Add options -march and -mtune.
13344 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
13345 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
13346 both CELL and CELLEDP targets: spu_testsv.
13347 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
13350 2007-07-13 Richard Guenther <rguenther@suse.de>
13352 PR tree-optimization/32721
13353 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
13354 TREE_THIS_VOLATILE on the folded reference.
13355 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
13356 if the array reference has TREE_THIS_VOLATILE set.
13358 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
13361 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
13363 2007-07-13 Andreas Schwab <schwab@suse.de>
13365 * gengtype-lex.l: Allow declarations to be indented.
13367 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13369 * ginclude/tgmath.h: New.
13370 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
13371 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
13372 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
13373 * configure: Regenerate.
13375 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13377 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
13378 correct index when setting register save state for xd
13381 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13383 * config/sh/sh.c (mark_use): Remove.
13385 2007-07-12 Paul Brook <paul@codesourcery.com>
13387 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
13388 reg does not overlap return value.
13390 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
13392 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
13393 (set_expression_vuses): Ditto.
13394 (init_pre): Initialize expression_vuses.
13396 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13398 * config/i386/sse.md (storentdf, storentsf): New.
13400 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13402 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
13404 * tree.c (build_decl_stat): Move code from here...
13405 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
13406 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
13407 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
13408 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
13409 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
13412 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13413 Devang Patel <dpatel@apple.com>
13415 PR tree-optimization/25413
13416 * targhooks.c (default_builtin_vector_alignment_reachable): New.
13417 * targhooks.h (default_builtin_vector_alignment_reachable): New.
13418 * tree.h (contains_packed_reference): New.
13419 * expr.c (contains_packed_reference): New.
13420 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
13421 (vect_enhance_data_refs_alignment): Call
13422 vector_alignment_reachable_p.
13423 * target.h (vector_alignment_reachable): New builtin.
13424 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
13425 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
13426 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
13428 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13430 * target.h (builtin_vectorization_cost): Add new target builtin.
13431 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
13432 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
13433 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
13434 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
13435 uninitialized variables.
13436 * tree-vect-transform.c (cost_for_stmt): New function.
13437 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
13438 using cost 1 for all scalar stmts. Be less conservative when
13439 estimating the number of prologue/epulogue iterations. Call
13440 targetm.vectorize.builtin_vectorization_cost. Return
13441 min_profitable_iters-1.
13442 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
13443 initialization cost instead of TARG_VEC_STMT_COST. Use
13444 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
13445 epilogue code. Fix epilogue cost computation.
13446 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
13447 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
13448 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
13449 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
13450 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
13451 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
13453 2007-07-12 Richard Guenther <rguenther@suse.de>
13455 * gimplify.c (gimplify_conversion): Make sure that the result
13456 from maybe_fold_offset_to_reference is trivially convertible
13457 to the desired type before doing the simplification.
13458 (gimplify_expr): Likewise.
13459 * fold-const.c (fold_binary): Use the correct types for
13460 building the simplified expression.
13462 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13464 PR rtl-optimization/32729
13465 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
13466 that fallthru to exit.
13468 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
13470 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
13471 (symDTPOFF2reg): Likewise.
13473 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
13475 PR tree-optimization/32663
13477 * tree.h (VALUE_HANDLE_VUSES): Remove.
13478 (struct tree_value_handle): Remove vuses.
13480 * tree-vn.c (create_value_handle_for_expr): Don't set
13481 VALUE_HANDLE_VUSES.
13483 * tree-ssa-pre.c (expression_vuses): New.
13484 (alloc_expression_id): Set up expression_vuses.
13485 (get_expression_vuses): New.
13486 (set_expression_vuses): Ditto.
13487 (clear_expression_ids): Modify for expression_vuses.
13488 (phi_translate_1): Ditto.
13489 (phi_translate_set): Ditto.
13490 (value_dies_in_block_x): Ditto
13491 (valid_in_sets): Ditto.
13492 (add_to_sets): Ditto.
13493 (find_existing_value_expr): Ditto.
13494 (create_value_handle_for_expr): Ditto.
13495 (make_values_for_stmt): Ditto.
13496 (vuse_equiv): Remove.
13498 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
13500 * Makefile.in (mostlyclean): Remove object files.
13502 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13504 * toplev.c (no_new_pseudos): Deleted.
13505 * rtl.h (no_new_pseudos): Deleted.
13506 * tree-pass.h (pass_no_new_pseudos): Deleted.
13507 * passes.c (pass_no_new_pseudos): Deleted.
13508 * final.c (rest_of_clean_state): Removed no_new_pseudos.
13509 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
13510 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
13512 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
13513 * rtlhooks.c (gen_lowpart_general): Ditto.
13514 * optabs.c (prepare_operand): Ditto.
13515 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
13517 * modulo-sched.c (rest_of_handle_sms): Ditto.
13518 * see.c (rest_of_handle_see): Ditto.
13519 * ifcvt.c (if_convert): Ditto.
13520 (gate_handle_if_after_combine): Replaced no_new_pseudos with
13522 * init-regs.c (gate_initialize_regs): Deleted set of
13524 * lower-subreg.c (decompose_multiword_subregs): Ditto.
13525 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
13526 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
13528 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13531 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
13532 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
13533 (*vec_extractv2di_1_rex64): New insn pattern.
13535 2007-07-11 David Daney <ddaney@avtrex.com>
13537 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
13538 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
13539 for SIGNAL_UNWIND_RETURN_COLUMN.
13540 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
13541 (DWARF_FRAME_REGNUM): Rewrite.
13542 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
13544 2007-07-11 Nick Clifton <nickc@redhat.com>
13546 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
13547 delta and use gen_int_mode in place of GET_INT instead.
13549 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13551 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
13554 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
13556 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
13557 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
13559 * params.h (VERIFY_CANONICAL_TYPES): Remove.
13560 (USE_CANONICAL_TYPES): New.
13561 * doc/invoke.texi (verify-canonical-types): Remove.
13562 (use-canonical-types): Add.
13564 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
13566 * config/spu/spu.c (spu_optimization_options): Remove setting of
13567 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
13568 (spu_override_options): Move it here.
13570 2007-07-11 Richard Sandiford <richard@codesourcery.com>
13572 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
13573 * config/mips/mips.c (mips_cpu_info_table): Mention
13574 MIPS_ISA_LEVEL_SPEC in the comment.
13576 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13578 PR tree-optimization/32713
13579 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
13581 2007-07-11 Paolo Carlini <pcarlini@suse.de>
13583 PR middle-end/30482
13584 * c-opts.c (c_common_post_options): Do not change flag_complex_method
13585 conditional to flag_isoc99.
13586 (c_common_init_options): Do it here, unconditionally.
13588 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13590 PR tree-optimization/32589
13591 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
13592 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
13593 * tree-ssa-propagate.c (valid_gimple_expression_p): New
13594 predicate, extracted from...
13595 (set_rhs): ...here. Call it for the expression on entry.
13596 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
13597 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
13598 (simplify_binary_expression): Use valid_gimple_expression_p
13599 to validate the simplification.
13600 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
13602 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
13604 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
13605 DWARF2_DEBUG on 32 bit target too.
13606 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
13608 2007-07-11 Nick Clifton <nickc@redhat.com>
13610 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
13611 version for 64-bit hosts.
13613 2007-07-10 David Daney <ddaney@avtrex.com>
13615 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
13617 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
13619 * config/mips/mips.c (mips_expand_synci_loop): New function.
13620 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
13621 (UNSPEC_RDHWR): Same.
13622 (UNSPEC_SYNCI): Same.
13623 (UNSPEC_SYNC): Same.
13624 (clear_cache): New expand.
13628 (clear_hazard): Same.
13629 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
13631 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
13632 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
13634 2007-07-10 Ian Lance Taylor <iant@google.com>
13636 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
13639 2007-07-10 David Daney <ddaney@avtrex.com>
13641 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
13642 * builtins.c (expand_builtin___clear_cache): New function.
13643 (expand_builtin): Call expand_builtin___clear_cache for
13644 BUILT_IN_CLEAR_CACHE case.
13645 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
13646 * doc/md.texi (clear_cache): Document new instruction pattern.
13647 * testsuite/gcc.dg/builtins-64.c: New test.
13649 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
13651 * config/cris/cris.md ("movsi"): Fix typo in last change.
13653 2007-07-09 Geoffrey Keating <geoffk@apple.com>
13656 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
13658 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
13659 * varasm.c (assemble_start_function): Honor DECL_ALIGN
13660 for FUNCTION_DECLs. Don't use align_functions_log if
13662 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
13663 even for FUNCTION_DECLs.
13664 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
13666 * tree.h (DECL_ALIGN): Update for new location of 'align'.
13667 (DECL_FUNCTION_CODE): Update for new location and name of
13669 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
13670 (struct tree_decl_common): Move 'align' and 'off_align' out
13671 of union, ensure they're still on a 32-bit boundary. Remove
13672 other fields in union 'u1'.
13673 (struct tree_function_decl): Add field 'function_code' replacing
13674 'u1.f' in tree_decl_common.
13675 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
13676 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
13677 (Variable Attributes): Cross-reference 'aligned' attribute
13678 to Function Attributes.
13679 * flags.h (force_align_functions_log): Delete.
13680 * toplev.c (force_align_functions_log): Delete.
13682 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
13685 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
13686 (*vec_concatv2di_rex): New insn pattern.
13688 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13691 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
13693 2007-07-10 Ian Lance Taylor <iant@google.com>
13695 Replace no_new_pseudos in backends.
13696 * rtl.h (can_create_pseudo_p): Define.
13697 * config/darwin.c (machopic_indirect_data_reference): Use
13698 can_create_pseudo_p () instead of no_new_pseudos.
13699 (machopic_indirect_data_reference): Likewise.
13700 (machopic_legitimize_pic_address): Likewise.
13701 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
13702 (alpha_emit_set_const_1): Likewise.
13703 (alpha_emit_set_const): Likewise.
13704 (alpha_emit_conditional_move): Likewise.
13705 (alpha_split_conditional_move): Likewise.
13706 * config/alpha/alpha.md (various splitters): Likewise.
13708 * config/arm/arm.c (legitimize_pic_address): Likewise.
13709 (arm_load_pic_register): Likewise.
13710 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
13711 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
13712 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
13713 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
13714 * config/cris/cris.md (movsi): Likewise.
13715 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
13716 (symGOTOFF2reg_hilo): Likewise.
13717 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
13718 * config/h8300/h8300.md (insv, extzv): Likewise.
13719 * config/i386/i386.c (ix86_expand_move): Likewise.
13720 (ix86_expand_vector_move): Likewise.
13721 (ix86_prepare_fp_compare_args): Likewise.
13722 (ix86_expand_carry_flag_compare): Likewise.
13723 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
13724 (tls_dynamic_gnu2_combine_32): Likewise.
13725 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
13726 * config/ia64/ia64.c (ia64_expand_move): Likewise.
13727 (ia64_expand_movxf_movrf): Likewise.
13728 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
13729 (m32c_split_move): Likewise.
13730 (m32c_expand_insv): Likewise.
13731 * config/m68k/m68k.md (movsi): Likewise.
13732 * config/mips/mips.c (mips_force_temporary): Likewise.
13733 (mips_split_symbol): Likewise.
13734 (mips_move_integer): Likewise.
13735 (mips_legitimize_const_move): Likewise.
13736 * config/mn10300/mn10300.md (movsi): Likewise.
13737 * config/pa/pa.c (emit_move_sequence): Likewise.
13738 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13739 (rs6000_got_register): Likewise.
13740 (create_TOC_reference): Likewise.
13741 (rs6000_machopic_legitimize_pic_address): Likewise.
13742 * config/rs6000/rs6000.md (add<mode>3): Likewise.
13743 (various splitters): Likewise.
13744 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
13745 (movsi_got): Likewise.
13746 * config/s390/s390.c (emit_symbolic_move): Likewise.
13747 * config/s390/s390.md (movhi, movqi): Likewise.
13748 (load_multiple, store_multiple): Likewise.
13749 * config/score/score.c (score_force_temporary): Likewise.
13750 * config/sh/sh.c (prepare_move_operands): Likewise.
13751 (prepare_cbranch_operands): Likewise.
13752 (emit_fpu_switch): Likewise.
13753 (fpscr_set_from_mem): Likewise.
13754 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
13755 (adddi3, subsi3): Likewise.
13756 (various splitters): Likewise.
13757 (divsi_inv_fp_combine): Likewise.
13758 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
13759 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
13761 * config/sh/predicates.md (xor_operand): Likewise.
13762 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
13763 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
13764 (movdi_pic_label_ref): Likewise.
13765 * config/spu/spu.c (spu_split_immediate): Likewise.
13766 * config/alpha/alpha.md (various splitters): Remove test
13767 !no_new_pseudos || reload_completed.
13768 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
13770 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13771 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13772 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13773 * config/score/score.c (th_output_mi_thunk): Likewise.
13774 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
13775 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13777 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
13779 PR rtl-optimization/32664
13780 * mode-switching.c (create_pre_exit): Skip barrier insns.
13782 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13784 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
13785 force_gimple_operand_bsi.
13786 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
13787 rewrite_use_compare): Ditto.
13788 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
13790 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
13791 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
13792 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
13793 * tree-profile.c (prepare_instrumented_value,
13794 tree_gen_interval_profiler, tree_gen_pow2_profiler,
13795 tree_gen_one_value_profiler, tree_gen_ic_profiler,
13796 tree_gen_ic_func_profiler, tree_gen_average_profiler,
13797 tree_gen_ior_profiler): Ditto.
13798 * tree-ssa-reassoc.c (negate_value): Ditto.
13799 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
13800 Use force_gimple_operand_bsi.
13801 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
13802 * tree-if-conv.c (add_to_dst_predicate_list,
13803 find_phi_replacement_condition): Ditto.
13804 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
13805 Call mark_symbols_for_renaming for new statements.
13806 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
13808 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13810 * cfghooks.c (remove_edge): New function.
13811 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
13813 * cfghooks.h (remove_edge): Declare.
13814 * cfg.c (remove_edge): Renamed to remove_edge_raw.
13815 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
13817 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
13819 * optabs.h: Added declaration for signbit_optab.
13820 * optabs.c: (init_optabs): Added initialization for signbit_optab.
13821 * genoptinit.c (optabs): Added entry for signbit insns.
13822 * builtins.c (expand_builtin_signbit): Added code to use a signbit
13823 insn, if available.
13824 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
13825 * config/s390/s390.md (signbit<mode>2): New expander.
13827 2007-07-09 Richard Guenther <rguenther@suse.de>
13829 PR middle-end/32698
13830 * fold-const.c (fold_plusminus_mult_expr): Move constant
13831 arguments second to allow decomposing.
13833 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
13836 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13838 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13839 Disregard DECL_FROM_INLINE.
13841 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13844 * doc/invoke.texi: Add ftree-reassoc flag.
13845 * common.opt (ftree-reassoc): New flag.
13846 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
13847 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
13849 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13851 PR tree-optimization/32681
13852 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
13853 saved in second_edge->aux when first_bb is a loop header.
13855 2007-07-09 Jan HUbicka <jh@suse.cz>
13857 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
13859 2007-07-09 Richard Guenther <rguenther@suse.de>
13861 * c-decl.c (start_function): Do not promote return type.
13863 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
13865 * function.c (do_warn_unused_parameter): Do not warn if
13866 TREE_NO_WARNING is set.
13868 2007-07-08 Andreas Schwab <schwab@suse.de>
13870 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
13872 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
13875 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13877 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13878 apply to assembly language, too.
13879 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13881 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
13883 Revert (note the sccvn portions are *not* reverted)
13884 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13886 Fix PR tree-optimization/23488
13888 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13890 * tree-flow-inline.h (get_value_handle): Ditto.
13891 * tree-ssa-pre.c (decl_vh_map): New.
13892 (decl_node_pool): New.
13893 (can_value_number_operation): Support DECL_P.
13894 (can_PRE_operation): Ditto.
13895 (create_expression_by_pieces): Ditto.
13896 (find_existing_value_expr): Modify to differnetiate between
13897 addressing and top level.
13898 (create_value_handle_for_expr): Handle DECL's.
13899 (poolify_tree): Ditto.
13900 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13901 (make_values_for_stmt): Handle DECL's properly.
13902 (init_pre): Reorg to not init useless things during FRE.
13904 * tree-flow.h: Include pointer-set.h.
13905 (decl_vh_map): Declare.
13906 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13908 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
13910 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
13911 the constraint description.
13912 * doc/md.texi: Update documentation of AVR constraints.
13914 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
13916 * auto-inc-dec.c, config/arm/arm.c,
13917 config/m32r/constraints.md, config/mips/mips.md,
13918 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
13919 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
13920 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
13921 typos. Follow spelling conventions.
13922 * doc/invoke.texi, doc/rtl.texi: Fix typos.
13924 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13925 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13927 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
13928 realloc_vuse): Remove.
13929 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
13932 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13934 Fix PR tree-optimization/23488
13936 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
13937 (try_to_simplify): Ditto.
13938 (visit_use): Ditto.
13939 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13941 * tree-flow-inline.h (get_value_handle): Ditto.
13942 * tree-ssa-pre.c (decl_vh_map): New.
13943 (decl_node_pool): New.
13944 (can_value_number_operation): Support DECL_P.
13945 (can_PRE_operation): Ditto.
13946 (create_expression_by_pieces): Ditto.
13947 (find_existing_value_expr): Modify to differnetiate between
13948 addressing and top level.
13949 (create_value_handle_for_expr): Handle DECL's.
13950 (poolify_tree): Ditto.
13951 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13952 (make_values_for_stmt): Handle DECL's properly.
13953 (init_pre): Reorg to not init useless things during FRE.
13955 * tree-flow.h: Include pointer-set.h.
13956 (decl_vh_map): Declare.
13957 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13959 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13961 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13962 apply to assembly language, too.
13963 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13965 2007-07-06 Ian Lance Taylor <iant@google.com>
13966 Zack Weinberg <zackw@panix.com>
13968 PR middle-end/32441
13969 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
13971 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13973 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
13974 (prefetch): Likewise if "pref" would be used.
13976 2007-07-06 Josh Conner <jconner@apple.com>
13978 PR middle-end/32602
13979 PR middle-end/32603
13980 * calls.c (store_one_arg): Handle arguments which are partially
13981 on the stack when detecting argument overlap.
13983 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
13985 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
13986 chosen during find_reloads.
13988 2007-07-06 Richard Guenther <rguenther@suse.de>
13990 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
13991 TYPE_ARG_TYPES for verification of argument types. Use
13992 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
13993 parameters as variable arguments.
13995 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
13997 * libgcc2.h (word_type): Type definition removed.
13998 (cmp_return_type, shift_count_type): Type definitions added.
13999 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14000 replaced with shift_count_type.
14001 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14003 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
14004 changed from word_type to Wtype.
14005 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14006 replaced with shift_count_type.
14007 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14009 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
14010 and libgcc_shift_count attribute added.
14011 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
14012 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
14013 (TARGET_INITIALIZER): New target hooks added.
14014 * targhooks.c (default_libgcc_cmp_return_mode,
14015 default_libgcc_shift_count_mode): Default implementations for the new
14016 target hooks added.
14017 * targhooks.h (default_libgcc_cmp_return_mode,
14018 default_libgcc_shift_count_mode): Function prototypes added.
14019 * target.h (struct gcc_target): Fields for the new target hooks added.
14020 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
14022 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
14025 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
14026 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
14028 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
14029 s390_libgcc_shift_count_mode): Functions added.
14030 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
14031 Target hooks defined.
14033 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14035 * config/mips/mips.c (compute_frame_size): Restore the original
14036 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
14037 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
14038 Document why the difference is needed.
14040 2007-07-06 Richard Guenther <rguenther@suse.de>
14042 * c-common.c (boolean_increment): Use correctly typed
14045 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14047 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
14048 the topmost argument register is not also included in the save mask.
14049 (mips16e_collect_argument_save_p): Take a pointer to the argument
14050 register, rather than a pointer to the number of arguments.
14051 (mips16e_collect_argument_saves): Only include argument saves
14052 that aren't in the register mask.
14054 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
14056 PR rtl-optimization/32450
14057 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
14058 to ensure that instructions are not moved into the prologue when
14059 profiling is on. Remove unused prologue_end variable.
14060 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
14061 as a scheduling barrier.
14063 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14066 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14067 Disregard DECL_FROM_INLINE.
14069 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
14071 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
14072 IORing with a constant.
14074 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
14076 PR rtl-optimization/32475
14077 * df-scan.c (df_def_record_1): Add a use of the stack pointer
14078 for every definition of the stack pointer.
14080 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
14082 * arm.c (vfp3_const_double_index): Copy signed results of
14083 REAL_VALUE_TO_INT into unsigned vars.
14085 2007-07-05 Richard Guenther <rguenther@suse.de>
14087 PR middle-end/32639
14088 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
14090 * tree-ssa.c (useless_type_conversion_p): Check canonical
14093 2007-07-05 Anatoly Sokolov <aesok@post.ru>
14095 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
14096 zero_extendhisi2): Change to define_insn_and_split.
14097 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
14099 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
14101 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
14102 pass_match_asm_constraints): New.
14103 * passes.c (init_optimization_passes): Add new pass.
14104 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
14105 * function.h (struct function): Add has_asm_statement bit.
14106 (current_function_has_asm_statement): New.
14107 * tree-pass.h (pass_match_asm_constraints): New.
14109 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
14111 * config/mips/mips.c (mips_file_start): Avoid declaration
14114 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14116 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
14118 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
14120 * rtl.def (NOTE): Change print format string to print
14121 operand 5 as a note insn name.
14123 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14124 David Ung <davidu@mips.com>
14126 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
14127 * doc/invoke.texi: (MIPS Options): Document them.
14129 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14130 David Ung <davidu@mips.com>
14132 Add support for SmartMIPS ASE.
14134 * optabs.c (expand_binop_directly): New, broken out from...
14135 (expand_binop): Here. Make it try rotating in the other
14136 direction even when the second operand isn't constant.
14137 * config/mips/mips.md (*lwxs): New.
14138 * config/mips/mips.opt (msmartmips): New.
14139 * config/mips/mips.c (mips_lwxs_address_p): New.
14140 (mips_rtx_costs): Make it recognize scaled indexed addressing.
14141 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
14142 __mips_smartmips when compiling for TARGET_SMARTMIPS.
14143 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
14144 (ISA_HAS_LWXS): New.
14145 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
14146 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
14147 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
14148 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
14149 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
14150 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
14151 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
14153 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14155 * tree-vectorizer.c (new_loop_vec_info): Initialize
14156 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14157 * tree-vectorizer.h (_loop_vec_info): Added new filed
14158 min_profitable_iters.
14159 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
14160 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
14161 * tree-vect-analyze.c (vect_analyze_operations): Set
14162 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14163 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
14164 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
14165 Fix calculation of peel_iters_prologue. Move consideration of epilogue
14166 and prologue cost to after they are computed.
14167 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
14168 TARG_VEC_STMT_COST.
14169 (vect_model_simple_cost): Takes additional argument dt. Consider cost
14170 of creating vectors from scalars according to dt.
14171 (vect_model_store_cost): Likewise.
14172 (vectorizable_call): Use dt array instead of scalar dt. Call
14173 vect_model_simple_cost with additional argument dt.
14174 (vectorizable_assignment): Likewise.
14175 (vectorizable_operation): Likewise.
14176 (vectorizable_type_demotion): Likewise.
14177 (vectorizable_type_promotion): Likewise.
14178 (vectorizable_store): Use dt array instead of scalar dt. Call
14179 vect_model_store_cost with additional argument dt.
14180 (vect_do_peeling_for_loop_bound): Don't call
14181 vect_estimate_min_profitable_iters. Instead, lookup
14182 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
14183 "may not be profitable".
14185 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14188 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
14189 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
14190 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
14191 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
14193 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
14195 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
14196 addressing modes cheaper.
14198 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
14200 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
14201 (dw_ranges_struct): Rename block_num to num. Adjust.
14202 (dw_ranges_by_label_struct): New.
14203 (ranges_by_label, ranges_by_label_allocated,
14204 ranges_by_label_in_use): New variables.
14205 (add_ranges_num): Factored most of the code out of...
14206 (add_ranges): ... this one. Rewrite in terms of the former.
14207 (add_ranges_by_labels): New.
14208 (output_ranges): Output by-label ranges.
14209 (dwarf2out_finish): Output range for multiple-section
14210 compile_unit. Output standard DW_AT_low_pc in addition to
14211 unexpected DW_AT_entry_pc.
14213 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
14215 PR tree-optimization/32604
14216 PR tree-optimization/32606
14218 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
14219 (compute_antic_safe): Removed.
14220 (ANTIC_SAFE_LOADS): Ditto.
14221 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
14222 (execute_pre): Don't call compute_antic_safe.
14223 (vuse_equiv): New function.
14224 (make_values_for_stmt): Use it
14225 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
14228 2007-07-04 Anatoly Sokolov <aesok@post.ru>
14231 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
14232 rather than a decl.
14233 (avr_attribute_table): Make "naked" attribute apply to function types
14234 rather than to decls.
14235 (avr_handle_fntype_attribute): New function.
14237 2007-07-04 Joseph Myers <joseph@codesourcery.com>
14239 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
14242 2007-07-04 David Ung <davidu@mips.com>
14243 Joseph Myers <joseph@codesourcery.com>
14245 * config/mips/mips.md (type): Add logical, signext and move.
14246 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
14247 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
14248 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
14249 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
14250 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
14251 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
14252 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
14253 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
14254 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
14255 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
14256 movv2sf_hardfloat_64bit): Use the new types.
14257 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
14258 *movdf_softfloat, *movdf_mips16): Use "multi".
14259 (extendqihi2): Replace with a define_expand.
14260 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
14261 Based on extend<SHORT:mode><GPR:mode>2 patterns.
14262 * config/mips/74k.md (r74k_int_logical): New reservation and
14264 (r74k_int_arith): Remove "slt".
14265 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
14266 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
14267 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
14268 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
14269 reservations for "arith".
14271 2007-07-04 Richard Guenther <rguenther@suse.de>
14273 * tree-ssa.c (useless_type_conversion_p): Add handling for
14274 scalar float and vector types. Only call the types_compatible_p
14275 langhook for aggregate types as last resort. Follow the
14278 2007-07-04 Richard Guenther <rguenther@suse.de>
14280 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
14281 the same as NOP_EXPR.
14283 2007-07-04 Nick Clifton <nickc@redhat.com>
14285 * target.h (struct gcc_target): Add target_help field.
14286 * target-def.h (TARGET_HELP): New.
14287 (TARGET_INITIALIZER): Use TARGET_HELP.
14288 * opts.c (command_handle_option): Invoke target_help function, if
14289 defined, when the user has specified --target-help on the command
14291 * doc/invoke.texi: Mention that --target-help might print
14292 additional information.
14293 * doc/tm.texi: Document TARGET_HELP hook.
14295 * arm.c (TARGET_HELP): Override default definition.
14296 (arm_target_help): New - display a wrapped list of cores and
14297 architectures supported.
14299 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
14301 * config/v850/v850.c (expand_prologue): Make sure
14302 GEN_INT() argument is sign extended rather than zero extended.
14303 (expand_epilogue): Likewise.
14304 (output_move_double): Delete.
14305 * config/v850/v850-protos.h (output_move_double): Delete.
14306 * config/v850/v850.md (movdi): Delete.
14307 (*movdi_internal): Delete.
14309 (*movdf_internal): Delete.
14311 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14313 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
14314 unless compiling RTP PIC.
14316 2007-07-04 Richard Guenther <rguenther@suse.de>
14318 PR tree-optimization/32482
14319 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
14320 original ssa name if we didn't find a shift expression.
14321 Fix shift constant for bit zero test.
14323 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14325 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
14327 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14329 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
14330 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
14331 * config/arm/vxworks.h (ASM_SPEC): Delete.
14332 (SUBTARGET_EXTRA_ASM_SPEC): Define.
14334 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14336 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
14337 (DDR_REVERSED_P): New.
14338 * tree-data-ref.c (initialize_data_dependence_relation,
14339 build_classic_dist_vector): Set DDR_REVERSED_P.
14341 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14343 PR middle-end/32457
14344 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
14345 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14346 init_omega_for_ddr_1): Use non conservative number of iterations
14348 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
14349 (analyze_siv_subscript): Remove FIXME and reinitialization of
14350 last_conflicts to chrec_dont_know.
14351 * testsuite/gfortran.dg/vect/pr32457.f90: New.
14353 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14355 * tree.c (maybe_canonicalize_argtypes): Improve description.
14357 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14359 * tree.c (maybe_canonicalize_argtypes): New.
14360 (build_function_type): Set canonical type.
14361 (build_method_type_directly): Ditto.
14362 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
14365 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14367 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
14369 (rewrite_use_nonlinear_expr): Likewise.
14371 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
14373 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
14375 2007-07-04 Ben Elliston <bje@au.ibm.com>
14377 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
14380 * c-objc-common.c (c_types_compatible_p): Fix indentation.
14382 * doc/tm.texi (Run-time Target): Capitalise "CPU".
14383 (Exception Handling): Likewise.
14385 2007-07-03 Jan Hubicka <jh@suse.cz>
14387 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
14389 2007-07-03 Eric Christopher <echristo@apple.com>
14391 * doc/cppopts.texi: Add conflicting option note to -dM.
14392 * doc/invoke.texi: Add note about possible conflicts with
14393 -E for -dCHARS and note that -dM will not produce
14394 any results if there is no machine dependent reorg.
14396 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14398 * tree.h (DECL_ALIGN): Back out previous change.
14400 2007-07-03 Joseph Myers <joseph@codesourcery.com>
14402 * configure.ac: Test for .dtprelword support on MIPS.
14403 * configure, config.in: Regenerate.
14404 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
14405 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14407 2007-07-03 Julian Brown <julian@codesourcery.com>
14409 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
14410 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
14411 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
14412 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
14414 (all_fpus): Add FPUTYPE_VFP3.
14415 (fp_model_for_fpu): Add VFPv3 field.
14416 (arm_rtx_costs_1): Give cost to VFPv3 constants.
14417 (vfp3_const_double_index): New function. Return integer index of
14418 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
14420 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
14421 and argument represents a valid RTX for a VFPv3 constant.
14422 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
14424 (vfp_emit_fstmd): Similar, for fstmd.
14425 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
14426 constants, represented as integer indices.
14427 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
14428 VFP_REGNO_OK_FOR_DOUBLE macros.
14429 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
14430 (arm_file_start): Set float-abi attribute for VFPv3, and output
14431 correct ".fpu" assembler directive.
14432 (arm_dbx_register_numbering): Add FIXME.
14433 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
14434 (fputype): Add FPUTYPE_VFP3.
14435 (FIXED_REGISTERS): Add 32 registers for D16-D31.
14436 (CALL_USED_REGISTERS): Likewise.
14437 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
14438 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
14439 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
14440 (D7_VFP_REGNUM): New.
14441 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
14442 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
14443 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
14444 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
14445 (REG_ALLOC_ORDER): Adjust for VFPv3.
14446 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
14447 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
14448 VFP_LO_REGS, VFP_HI_REGS.
14449 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
14450 (IS_VFP_CLASS): Define macro.
14451 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
14453 (REGISTER_MOVE_COST): Likewise.
14454 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
14455 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
14456 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
14457 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
14458 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
14459 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
14460 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
14461 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
14462 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
14463 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
14464 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
14465 where appropriate for single-word registers.
14466 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
14467 As above. Fix type attributes.
14468 * config/arm/constraints.md (register_contraint "t"): Define.
14469 (register_constraint "w"): Change to D0-D15, or D0-D31 for
14471 (register_constraint "x"): Define.
14472 (constraint "Dv"): Define.
14474 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14476 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
14478 2007-07-03 Tom Tromey <tromey@redhat.com>
14480 * c-parser.c (objc_pq_context): Removed.
14481 (objc_need_raw_identifier): Likewise.
14482 (c_parser) <objc_pq_context>: New field.
14483 <objc_need_raw_identifier>: Likewise.
14484 (OBJC_NEED_RAW_IDENTIFIER): Removed.
14485 (c_lex_one_token): Update.
14486 (c_parser_objc_protocol_definition): Update.
14487 (c_parser_objc_method_definition): Update.
14488 (c_parser_objc_methodproto): Update.
14489 (c_parser_declspecs): Update.
14491 2007-07-03 David Ung <davidu@mips.com>
14493 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
14495 2007-07-03 David Ung <davidu@mips.com>
14496 Richard Sandiford <richard@codesourcery.com>
14498 * doc/invoke.texi: Document -march=74kf3_2.
14499 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
14500 (TUNE_74K): Check for it.
14501 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
14502 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
14503 * config/mips/mips.md (cpu): Add 74kf3_2.
14504 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
14505 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
14506 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
14507 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
14508 74kf3_2 to the CPU list.
14509 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
14510 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
14511 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
14512 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
14513 (r74kf3_2_fxfer_from_c1): New insn reservations.
14515 2007-07-03 Richard Sandiford <richard@codesourcery.com>
14516 David Ung <davidu@mips.com>
14518 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
14519 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
14520 and 74k[fx]. Document aliases for the new options.
14521 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
14522 (PROCESSOR_24KF2_1): ...this.
14523 (PROCESSOR_24KX): Rename to...
14524 (PROCESSOR_24KF1_1): ...this.
14525 (PROCESSOR_74KF): Rename to...
14526 (PROCESSOR_74KF2_1): ...this.
14527 (PROCESSOR_74KX): Rename to...
14528 (PROCESSOR_74KF1_1): ...this.
14529 (TUNE_74K): Update PROCESSOR_* names.
14530 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
14531 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
14532 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
14533 (mips_rtx_cost_data): Update processor names in comments.
14534 (mips_issue_rate): Update PROCESSOR_* names.
14535 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
14536 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
14537 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
14538 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
14539 Update cpu attribute names.
14540 (r24k_fpu_iss): Rename this reservation to...
14541 (r24kf2_1_fpu_iss): ...this and update all uses.
14542 (r24kx_fpu_iss): Rename this reservation to...
14543 (r24kf1_1_fpu_iss): ...this and update all uses.
14544 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
14545 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
14546 Update cpu attribute names.
14548 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
14550 * config/m32r/constraints.md: New file.
14551 * config/m32r/m32r.c: Include tm-constrs.h.
14552 (small_data_operand): Use satisfies_constraint_* instead of macro.
14553 (addr24_operand, gen_compare): Likewise.
14554 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
14555 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
14556 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14557 EXTRA_CONSTRAINT): Likewise.
14558 * config/m32r/m32r.md: Include constraints.md.
14559 (*movsi_insn): Use satisfies_constraint_* instead of macro.
14560 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
14561 * config/m32r/predicates.md (conditional_move_operand): Likewise.
14562 (two_insn_const_operand, int8_operand, uint16_operand,
14563 reg_or_int16_operand, reg_or_uint16_operand,
14564 reg_or_cmp_int16_operand, cmp_int16_operand,
14565 seth_add3_operand): Likewise.
14567 2007-07-03 Eric Christopher <echristo@gmail.com>
14569 * libgcc2.h: Conditionally declare __bswapsi2 and
14572 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
14574 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
14577 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14580 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
14581 (__gthrw_pragma): Provide default definition.
14582 (__gthrw2): Use it.
14583 * gthr-posix.c (__gthrw_pragma): Define.
14585 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
14587 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
14588 before declaring inequality.
14590 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
14592 * combine.c (recog_for_combine): Log the success or failure of
14593 matching new insn patterns against the machine description in
14596 2007-07-03 Revital Eres <eres@il.ibm.com>
14598 * ddg.c (print_sccs): New function.
14599 (check_sccs): New function.
14600 (create_ddg_all_sccs): Use it.
14601 * ddg.h (print_sccs): Declare.
14602 * modulo-sched.c (sms_order_nodes): Call print_sccs.
14604 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
14606 * targhooks.h (default_mode_for_suffix): New function declaration.
14607 * targhooks.c (default_mode_for_suffix): New default target hook.
14608 * target.h (struct c): New structure in the targetm struct.
14609 (mode_for_suffix): New target hook as part of struct c.
14610 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
14611 default_mode_for_suffix.
14612 (TARGET_C): New define.
14613 * c-lex.c: Include "target.h".
14614 (interpret_float): Use targetm.c.mode_for_suffix to determine
14615 the mode for a given non-standard suffix.
14616 Makefile.in (c-lex.o): Depend on $(TARGET_H).
14618 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
14619 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
14621 * doc/extend.texi (Floating Types): New node. Document __float80 and
14622 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
14624 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
14627 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
14628 predicate instead of target_operand.
14629 (divsi3_i1_media, divsi3_media_2): Likewise.
14631 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
14633 * tree.h (alias_sets_might_conflict_p): Rename into
14634 alias_sets_must_conflict_p.
14635 * alias.c (alias_sets_might_conflict_p): Likewise.
14636 (alias_sets_conflict_p): Use it.
14637 (objects_must_conflict_p): Likewise.
14638 * c-common.c (strict_aliasing_warning): Adjust.
14640 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14642 * rtlhooks.c (gen_lowpart_if_possible): Check for
14643 invalid subreg before calling gen_lowpart_SUBREG.
14645 2007-07-02 Geoffrey Keating <geoffk@apple.com>
14647 * config/darwin9.h: Add copyright notice.
14648 (LINK_COMMAND_SPEC): Add comment.
14649 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
14650 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
14651 DARWIN_LIBSYSTEM_HAS_UNWIND.
14653 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14656 * omp-low.c (check_combined_parallel): New function.
14657 (lower_omp_parallel): Call it via walk_stmts, set
14658 OMP_PARALLEL_COMBINED if appropriate.
14659 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
14660 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
14661 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
14662 don't consider it as combined parallel.
14664 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14666 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14667 (gcc_tooldir): Likewise.
14668 * configure: Regenerate.
14669 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14670 old configure.ac gcc_tooldir setting.
14671 (prefix_to_exec_prefix): New variable.
14672 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14673 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14675 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
14677 Fix PR tree-optimization/32583
14678 Fix PR tree-optimization/32584
14679 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
14680 (phi_translate_set): Use phi_translate directly now.
14681 (make_values_for_stmt): Don't value number RHS if we already know
14684 2007-07-02 Steve Ellcey <sje@cup.hp.com>
14685 Jim Wilson <wilson@specifix.com>
14688 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
14691 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
14692 Richard Sandiford <richard@codesourcery.com>
14693 Nigel Stephens <nigel@mips.com>
14695 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
14696 (mips16e_output_save_restore): Declare.
14697 (mips16e_save_restore_pattern_p): Likewise.
14698 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
14699 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
14700 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
14701 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
14702 (BITSET_P): New global macro, extracted from...
14703 (mips_for_each_saved_reg): ...here.
14704 (mips16e_save_restore_info): New struct.
14705 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
14706 (mips16e_save_restore_regs): New variable.
14707 (mips_split_plus, mips16e_find_first_register): New functions.
14708 (mips16e_mask_registers): New function.
14709 (compute_frame_size): Expand the commentary before the function.
14710 Enforce the MIPS16e save and restore register range restrictions.
14711 Pad the general register save area at the low end.
14712 (mips16e_save_restore_reg, mips16e_build_save_restore)
14713 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
14714 (mips16e_output_save_restore, mips16e_collect_propagate_value)
14715 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
14717 (mips_expand_prologue, mips_expand_epilogue): Handle
14718 GENERATE_MIPS16E_SAVE_RESTORE.
14719 * config/mips/mips.md (*mips16e_save_restore): New pattern.
14721 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
14723 PR tree-optimization/31966
14724 PR tree-optimization/32533
14725 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
14726 "basic_block" description as its third argument. Update function
14727 calls to get destination bb from "edge" argument. Save "cond" into
14728 aux field of the edge. Update prototype for changed arguments.
14729 (if_convertible_loop_p): Clear aux field of incoming edges if bb
14731 (find_phi_replacement_condition): Operate on incoming edges, not
14732 on predecessor blocks. If there is a condition saved in the
14733 incoming edge aux field, AND it with incoming bb predicate.
14734 Return source bb of the first edge.
14735 (clean_predicate_lists): Clean aux field of outgoing node edges.
14736 (tree_if_conversion): Do not initialize cond variable. Move
14737 variable declaration into the loop.
14738 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
14739 initializations of new_stmt, arg0 and arg1 variables.
14741 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14743 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
14744 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
14746 2007-07-02 Richard Guenther <rguenther@suse.de>
14748 * tree-ssa.c (useless_type_conversion_p): Document
14749 future intent as defining the middle-end type system.
14750 Re-structure to call langhook last, group by type class,
14751 mark questionable parts.
14753 2007-07-02 Richard Guenther <rguenther@suse.de>
14755 * tree-flow.h (types_compatible_p): Declare.
14756 * tree-ssa.c (types_compatible_p): New function.
14757 * ipa-type-escape.c (discover_unique_type): Use
14758 types_compatible_p instead of lang_hooks.types_compatible_p.
14759 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
14760 * tree-vn.c (expressions_equal_p): Likewise.
14761 * tree.c (fields_compatible_p): Likewise.
14762 * tree-ssa-dom.c (avail_expr_eq): Likewise.
14763 (cprop_operand): Use useless_type_conversion_p instead of
14764 lang_hooks.types_compatible_p.
14765 * tree-inline.c (setup_one_parameter): Likewise.
14766 (declare_return_variable): Likewise.
14767 * tree-nrv.c (tree_nrv): Likewise.
14768 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14769 (maybe_fold_offset_to_component_ref): Likewise.
14770 (maybe_fold_offset_to_reference): Likewise.
14771 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14772 (merge_alias_info): Likewise.
14773 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14774 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14775 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
14776 * tree-tailcall.c (find_tail_calls): Likewise.
14777 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
14778 * gimplify.c (canonicalize_addr_expr): Likewise.
14779 (fold_indirect_ref_rhs): Likewise.
14780 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
14781 (cpt_same_type): Likewise.
14782 (check_pointer_types_r): Swap parameters to cpt_same_type
14784 * fold-const.c (fold_convert): Revert fix for PR15988.
14785 * tree-inline.c (setup_one_parameter): Instead fix it here by
14786 using fold_build1 instead of fold_convert and checking for
14787 error_mark_node. Convert only if the conversion is necessary.
14789 2007-07-02 Joseph Myers <joseph@codesourcery.com>
14791 * configure.ac: Check for .gnu_attribute on Power.
14792 * configure: Regenerate.
14793 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
14794 attribute for floating-point ABI.
14796 2007-07-02 Ira Rosen <irar@il.ibm.com>
14798 PR tree-optimization/32230
14799 PR tree-optimization/32477
14800 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
14801 address is a constant.
14803 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14805 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
14806 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
14807 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
14808 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
14809 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
14810 64-bit targets. Add support for *-elfoabi*.
14811 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
14812 different settings if $(tm_defines) does not select the EABI.
14813 (MULTILIB_EXCLUSIONS): Define in those circumstances.
14814 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
14815 (MIPS_ARCH_OPTION_SPEC): Likewise.
14816 (MIPS_ISA_LEVEL_SPEC): Likewise.
14817 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
14818 * config/mips/elfoabi.h: New file.
14820 2007-07-02 Richard Guenther <rguenther@suse.de>
14822 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
14823 (useless_type_conversion_p): ... this.
14824 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
14825 (useless_type_conversion_p): ... this.
14826 * builtins.c (fold_builtin_memory_op): Rename
14827 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
14828 * tree-cfg.c (verify_expr): Likewise.
14829 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
14830 * tree-ssa-ccp.c (ccp_fold): Likewise.
14831 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14832 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
14833 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14834 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
14835 * tree-ssa-pre.c (eliminate): Likewise.
14836 * tree-ssa.c (delete_tree_ssa): Likewise.
14837 (tree_ssa_useless_type_conversion): Likewise.
14838 * tree.c (build2_stat): Likewise.
14840 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14842 Fix PR tree-optimization/32571
14843 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
14846 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14848 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
14849 and other expected operations explicitly, change default to
14852 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14854 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
14856 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
14857 (tls_load_dot_plus_eight): Move the label number into the unspec.
14858 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
14860 2007-07-01 Andreas Schwab <schwab@suse.de>
14862 * dwarf2out.c (initial_return_save): Define only if used.
14864 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
14866 Unreverting Richard's Revert of:
14868 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14870 * dce.c (deletable_insn_p_1): New function, split out from...
14871 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14872 specially, not those inside PARALLELs. Remove BODY argument
14873 and adjust recursive call accordingly.
14874 (prescan_insns_for_dce): Update call to delete_insn_p.
14876 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
14877 Revital Eres <eres@il.ibm.com>
14879 * ddg.c (create_ddg_all_sccs): Fix missed
14880 initialization of scc_nodes.
14882 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
14884 PR middle-end/32559
14885 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
14886 X + ~X to 1 only for INTEGRAL_TYPE_P type.
14888 2007-06-30 Joseph Myers <joseph@codesourcery.com>
14890 * configure.ac: Check for .gnu_attribute on MIPS.
14891 * configure, config.in: Regenerate.
14892 * config/mips/mips.c (mips_file_start): If supported, output
14893 attribute for floating-point ABI.
14895 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
14898 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
14899 (ffs_cmove): New expander to expand using ctz pattern.
14900 (*ffs_cmove): Remove pattern.
14901 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
14902 (ffsdi2): Expand using ctz pattern.
14903 (*ffs_rex64): Remove pattern.
14905 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14907 PR rtl-optimization/32296
14908 * pa.md (return): Delete pattern.
14909 (return_internal): Remove "(const_int 1)" from pattern.
14910 (epilogue): Use return_internal pattern for trivial returns.
14911 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
14912 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
14914 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14916 * tree-ssa-pre.c (is_exception_related): New function
14917 (can_value_number_operation): Use it.
14919 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14921 Fix PR tree-optimization/32540
14922 Fix PR tree-optimization/31651
14924 * tree-ssa-sccvn.c: New file.
14926 * tree-ssa-sccvn.h: Ditto.
14928 * tree-vn.c: Include tree-ssa-sccvn.h
14929 (val_expr_paid_d): Removed.
14930 (value_table): Ditto.
14931 (vn_compute): Ditto.
14932 (val_expr_pair_hash): Ditto.
14933 (val_expr_pair_expr_eq): Ditto.
14934 (copy_vuses_from_stmt): Ditto.
14935 (vn_delete): Ditto.
14937 (shared_vuses_from_stmt): Ditto.
14938 (print_creation_to_file): Moved up.
14939 (sort_vuses): Ditto.
14940 (sort_vuses_heap): Ditto.
14941 (set_value_handle): Make non-static.
14942 (make_value_handle): Ditto.
14943 (vn_add): Rewritten to use sccvn lookups.
14944 (vn_add_with_vuses): Ditto.
14945 (vn_lookup): Ditto (and second argument removed).
14946 (vn_lookup_with_vuses): Ditto.
14947 (vn_lookup_or_add): Ditto (and second argument removed);
14948 (vn_lookup_or_add_with_vuses): Ditto.
14949 (vn_lookup_with_stmt): New.
14950 (vn_lookup_or_add_with_stmt): Ditto.
14951 (create_value_handle_for_expr): Ditto.
14953 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
14954 (seen_during_translate): New function.
14955 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
14956 (phi_trans_add): Ditto.
14957 (constant_expr_p): FIELD_DECL is always constant.
14958 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
14959 Use constant_expr_p.
14960 Avoid infinite recursion on mutually valued expressions.
14961 Change callers of vn_lookup_or_add.
14962 (phi_translate): New function.
14963 (compute_antic_safe): Allow phi nodes.
14964 (create_component_ref_by_pieces): Update for FIELD_DECL change.
14965 (find_or_generate_expression): Rewrite slightly.
14966 (create_expression_by_pieces): Updated for vn_lookup_or_add
14968 Update VN_INFO for new names.
14969 (insert_into_preds_of_block): Update for new names.
14970 (add_to_exp_gen): New function.
14971 (add_to_sets): Use vn_lookup_or_add_with_stmt.
14972 (find_existing_value_expr): Rewrite to changed vn_lookup.
14973 (create_value_expr_from): Ditto, and use add_to_exp_gen.
14974 (try_look_through_load): Removed.
14975 (try_combine_conversion): Ditto.
14976 (get_sccvn_value): New function.
14977 (make_values_for_phi): Ditto.
14978 (make_values_for_stmt): Ditto.
14979 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
14981 (init_pre): Update for SCCVN changes.
14983 (execute_pre): Ditto.
14985 * tree-flow.h (make_value_handle): Declare.
14986 (set_value_handle): Ditto.
14987 (sort_vuses_heap): Ditto.
14988 (vn_lookup_or_add_with_stmt): Ditto.
14989 (vn_lookup_with_stmt): Ditto.
14990 (vn_compute): Remove.
14992 (vn_delete): Ditto.
14993 (vn_lookup): Update arguments.
14995 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
14996 (tree-vn.o): Ditto.
14997 (tree-ssa-sccvn.o): New.
14998 (OBJS-common): Add tree-ssa-sccvn.o
15000 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15003 * c-typeck.c (build_external_ref): Don't mark as used if called
15005 * calls.c (rtx_for_function_call): Likewise.
15007 2007-06-30 Richard Sandiford <richard@codesourcery.com>
15011 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15013 * dce.c (deletable_insn_p_1): New function, split out from...
15014 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15015 specially, not those inside PARALLELs. Remove BODY argument
15016 and adjust recursive call accordingly.
15017 (prescan_insns_for_dce): Update call to delete_insn_p.
15019 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
15021 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
15022 (try_combine): Move potential calls to undo_all() so they happen
15023 before we commit to using the combined insns.
15025 2007-06-30 Jan Hubicka <jh@suse.cz>
15027 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
15030 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
15032 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
15033 (cgraph_remove_unreachable_nodes): Likewise.
15034 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
15035 * ipa-inline.c (update_caller_keys): Cast according to the coding
15037 (cgraph_decide_recursive_inlining): Likewise.
15038 (cgraph_decide_inlining_of_small_function): Likewise.
15039 (try_inline): Likewise.
15040 (cgraph_decide_inlining_incrementally): Likewise.
15041 * ipa-pure-const.c (get_function_state): Likewise.
15042 (scan_function): Likewise.
15043 (analyze_function): Likewise.
15044 (static_execute): Likewise.
15045 * ipa-reference.c (scan_for_static_refs): Likewise.
15046 (merge_callee_local_info): Likewise.
15047 (analyze_function): Use type safe memory macros.
15048 (static_execute): Likewise. Cast according to the coding conventions.
15049 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
15051 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
15053 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
15054 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
15057 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15059 PR middle-end/30024
15060 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
15061 for complex modes (both int and real).
15063 2007-06-29 Jan Hubicka <jh@suse.cz>
15065 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
15067 2007-06-29 Jan Hubicka <jh@suse.cz>
15069 PR middle-end/32372
15070 * cse.c (cse_insn): Avoid invalid sharing in between register note and
15073 2007-06-29 Anatoly Sokolov <aesok@post.ru>
15076 * config/avr/avr.c: Include dataflow header file.
15077 (expand_prologue): Adjust for prologue insn change.
15078 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
15081 2007-06-29 Richard Guenther <rguenther@suse.de>
15083 PR middle-end/32493
15084 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
15085 during type verification.
15087 2007-06-29 Jan Hubicka <jh@suse.cz>
15089 * recog.c (validate_change_rtx_1): Unshare TO argument.
15091 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
15093 PR tree-optimization/24659
15094 * tree-vect-transform.c (vectorizable_call): Handle
15095 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15097 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
15098 * config/i386/i386.c (enum ix86_builtins)
15099 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
15100 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
15102 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
15103 const using def_builtin_const.
15104 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
15105 input operands in the same modes as the result.
15106 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
15108 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
15110 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
15111 (df_set_dead_notes_for_mw): Likewise.
15113 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
15115 * c-common.c (pointer_int_sum): Do the negation in sizetype.
15117 2007-06-28 DJ Delorie <dj@redhat.com>
15119 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
15121 2007-06-28 Geoffrey Keating <geoffk@apple.com>
15123 * doc/invoke.texi (C++ Dialect Options): Document
15124 fvisibility-ms-compat.
15125 * c.opt (fvisibility-ms-compat): New.
15127 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15130 * tree-affine.c (aff_combination_add_elt): Handle
15131 pointer addition specially.
15133 2007-06-28 Jakub Jelinek <jakub@redhat.com>
15135 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
15136 decl is non-external for AIX ABI.
15138 2007-06-28 David Edelsohn <edelsohn@gnu.org>
15140 * config/rs6000/predicates.md (current_file_function_operand):
15141 Ensure the symbol is non-external for AIX ABI.
15143 2007-06-28 Nick Clifton <nickc@redhat.com>
15145 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
15146 (fdce, fdse, fpredictive-commoning): Likewise.
15148 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15151 * gcc.c (process_command): Recognize the new -static-libgfortran
15154 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
15157 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
15158 Use a call clobbered hard reg instead of a pseudo reg.
15160 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15162 * config/sh/sh.md (load_gbr): Use correct operand constraint.
15164 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15167 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
15168 REG_LIBCALL and REG_RETVAL notes.
15169 (divsi3, mulsi3): Likewise.
15170 (mulhisi3): Likewise. Use emit_libcall_block.
15171 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
15173 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
15175 PR rtl-optimization/32481
15176 * combine.c (adjust_for_new_dest): Rescan the changed insn.
15178 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15180 * dce.c (deletable_insn_p_1): New function, split out from...
15181 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15182 specially, not those inside PARALLELs. Remove BODY argument
15183 and adjust recursive call accordingly.
15184 (prescan_insns_for_dce): Update call to delete_insn_p.
15186 2007-06-27 Richard Guenther <rguenther@suse.de>
15188 PR middle-end/32492
15189 * tree.h (fold_convertible_p): Declare.
15190 * fold-const.c (fold_convertible_p): New function.
15191 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
15192 instead of lang_hooks.types_compatible_p.
15194 2007-06-26 Jan Hubicka <jh@suse.cz>
15196 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
15197 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
15198 early use validate_unshare_change.
15199 (reload_combine): Likewise.
15200 * recog.c (change_t): New field unshare.
15201 (validate_change_1): Rename from validate_change; add argument unshare.
15202 (validate_change): Turn into wrapper of validate_change_1; update
15203 prototype for bools.
15204 (validate_unshare_change): New.
15205 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
15206 calls of df_insn_rescan.
15207 * recog.h (validate_change): Replace ints by bools.
15208 (validate_unshare_change): Declare.
15210 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
15212 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
15214 2007-06-26 Steve Ellcey <sje@cup.hp.com>
15216 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
15218 2007-06-25 Jan Hubicka <jh@suse.cz>
15220 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
15222 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
15223 cgraph_decide_inlining_incrementally): Move uninlinability checks to
15224 places other call site specific checks are performed.
15226 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15229 * tree-vect-transform.c (vectorizable_operation): Convert
15230 POINTER_PLUS_EXPR over to PLUS_EXPR.
15232 2007-06-25 Chao-ying Fu <fu@mips.com>
15234 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
15235 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
15236 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
15237 Document GET_MODE_IBIT, and GET_MODE_FBIT.
15239 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
15240 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15241 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
15242 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
15243 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
15244 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
15245 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
15246 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
15247 ALL_FIXED_POINT_MODE_P): New define.
15248 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15250 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
15252 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
15253 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15254 MODE_VECTOR_UACCUM): New mode classes.
15256 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
15257 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
15258 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
15261 * genmodes.c (struct mode_data): Add ibit and fbit fields.
15262 (blank_mode): Initialize ibit and fbit.
15263 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
15264 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15266 (new_adjust): Change required_class to required_class_from and
15267 required_class_to for testing within a range.
15268 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15269 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15270 MODE_VECTOR_UACCUM.
15271 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
15272 (make_fixed_point_mode): New.
15273 (_ADD_ADJUST): Change C to C1 and C2.
15274 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
15275 use a range for machine classes.
15276 (ADJUST_IBIT, ADJUST_FBIT): New.
15277 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
15279 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
15280 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15281 Emit adjustment for ibit and fbit.
15282 (emit_mode_ibit, emit_mode_fbit): New.
15283 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
15285 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
15287 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
15288 as the source of the set.
15290 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
15292 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
15293 FP_REGNO_P): Use IN_RANGE.
15294 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
15295 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
15296 (DATA_REG_P): Use DATA_REGNO_P.
15297 (FP_REG_P): Use FP_REGNO_P.
15298 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
15299 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
15300 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
15302 2007-06-24 Jan Hubicka <jh@suse.cz>
15304 PR middle-end/30563
15305 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
15307 2007-06-24 Sebastian Pop <sebpop@gmail.com>
15309 PR middle-end/32461
15310 * fold-const.c (fold_binary): Strip nops of operand 0
15311 of BIT_NOT_EXPR before calling operand_equal_p.
15312 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
15313 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
15315 2007-06-23 Mark Mitchell <mark@codesourcery.com>
15317 * doc/extend.texi: Document that dllimport and dllexport imply
15318 default visibility.
15319 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
15320 imported or exported declaration, including type declarations.
15321 * c-common.c (handle_visibility_attribute): Check for conflicts
15322 with dllimport/dllexport.
15323 (c_determine_visibility): Handle dllimport/dllexport as an
15324 explicit visibility atttribute.
15326 2007-06-23 Richard Guenther <rguenther@suse.de>
15328 PR tree-optimization/16876
15329 PR middle-end/29478
15330 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
15332 * tree-inline.c (initialize_inlined_parameters): Do not call
15333 lang_hooks.tree_inlining.convert_parm_for_inlining.
15334 * cgraphbuild.c (initialize_inline_failed): Set inline failed
15335 reason for mismatched types.
15336 * gimplify.c (gimplify_call_expr): Verify the call expression
15337 arguments match the called function type signature. Otherwise
15338 mark the call expression to be not considered for inlining
15339 using CALL_CANNOT_INLINE_P flag.
15340 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
15341 edges call expression.
15342 (cgraph_decide_inlining_of_small_function): Likewise.
15343 (cgraph_decide_inlining): Likewise.
15344 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
15346 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
15347 * c-typeck.c (c_convert_parm_for_inlining): Remove.
15348 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
15349 Remove declaration.
15350 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
15351 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
15353 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
15354 convert_parm_for_inlining member.
15356 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
15359 * arm.md (negscc): Match the correct operand for optimized LT0 test.
15360 Remove optimization for GT.
15362 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
15364 PR middle-end/32437
15365 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
15367 (prescan_insns_for_dce): Add extra parameter.
15369 2007-06-23 Jan Hubicka <jh@suse.cz>
15371 PR middle-end/31541
15372 * gimplify.c (mark_addressable): New function.
15373 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
15375 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15377 PR middle-end/32374
15378 * expr.c (store_constructor): Do not clobber non-zeroed memory.
15380 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15383 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
15384 moves between MMX/SSE registers to at least 8 units to prevent
15385 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
15387 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15389 * config/i386/i386.c (override_options): Correct x86_sahf
15392 2007-06-21 David Daney <ddaney@avtrex.com>
15395 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
15396 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
15397 (exception_receiver): Renamed to ...
15398 (nonlocal_goto_receiver): ... this.
15400 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
15402 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
15403 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
15404 partial register accesses.
15406 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
15408 * fold-const.c (debug_fold_checksum): Move it under
15409 ENABLE_FOLD_CHECKING.
15411 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15413 PR middle-end/20623
15414 * tree.h (debug_fold_checksum): Declared.
15415 * fold-const.c (build_fold_addr_expr_with_type_1): New.
15416 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
15417 build_fold_addr_expr_with_type_1.
15418 (fold_addr_expr, debug_fold_checksum): New.
15419 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
15420 (fold_unary, fold_comparison, split_address_to_core_and_offset):
15421 Use fold_addr_expr.
15423 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15425 PR tree-optimization/19590
15426 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
15427 of scev is a constant.
15429 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15431 * df-problems.c (df_note_bb_compute): Made computation of live
15432 info consistent with df_lr.
15434 2007-06-21 Richard Guenther <rguenther@suse.de>
15436 PR tree-optimization/32453
15437 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
15438 for pointer anti-range.
15440 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
15442 * config/i386/i386.c (processor_target_table): Increase maximum
15443 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
15446 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
15447 byte alignment if > 8 byte alignment is preferred.
15448 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15450 2007-06-21 Jakub Jelinek <jakub@redhat.com>
15452 PR tree-optimization/31866
15453 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
15454 if ASM_EXPR's input is not a SSA_NAME.
15456 PR middle-end/32362
15457 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
15458 but decl is a global var, instead return decl.
15459 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
15460 even for is_global_var decls, if they are private in some outer
15463 2007-06-21 Richard Guenther <rguenther@suse.de>
15465 PR tree-optimization/32451
15466 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
15468 2007-06-21 Christian Bruel <christian.bruel@st.com>
15470 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
15471 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
15472 (push_regs): Changed saving order or banked registers.
15473 (sh_expand_epilogue): Likewise.
15474 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
15475 (FIRST_BANKED_REG): Likewise.
15476 (LAST_BANKED_REG): Likewise.
15477 * config/sh/sh.md (banked) New attribute.
15478 (in_delay_slot): Check banked attribute.
15480 2007-06-20 Sebastian Pop <sebpop@gmail.com>
15482 PR tree-optimization/32075
15483 * tree-data-ref.c (subscript_dependence_tester_1,
15484 analyze_miv_subscript, analyze_overlapping_iterations,
15485 add_distance_for_zero_overlaps, build_classic_dist_vector,
15486 subscript_dependence_tester_1, analyze_overlapping_iterations,
15487 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
15488 compute_affine_dependence, compute_all_dependences): Pass loop_nest
15489 to evolution_function_is_affine_multivariate_p.
15491 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
15493 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
15495 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
15498 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
15500 * config/m32c/prologue.md (epilogue_exitd_16): New.
15501 (epilogue_reit_16): New.
15502 (epilogue_exitd): Rename to epilogue_exitd_24.
15503 (epilogue_reit): Rename to epilogue_reit_24.
15505 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
15506 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15508 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
15510 * haifa-sched.c (queue_to_ready): Don't requeue next insn
15511 if dbg_cnt (sched_insn) reaches the limit.
15512 (choose_ready): New parameter INSN_PTR and new return value.
15513 (schedule_block): Handle dbg_cnt (sched_insn). Handle
15514 the new return value from choose_ready.
15515 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
15516 (rest_of_handle_global_alloc): New global_alloc_at_func.
15518 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
15520 PR tree-optimization/25737
15521 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
15522 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
15523 * tree-flow.h (struct fieldoff): Add new field alias_set.
15524 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
15525 argument addressable_type. Set alias_set of fieldoff.
15526 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
15527 (create_overlap_variables_for): Pass alias_set from fieldoff to
15529 * alias.c (get_alias_set): Use alias_set from SFT if set.
15531 2007-06-20 Hui-May Chang <hm.chang@apple.com>
15533 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
15534 of a variable as an unsigned HOST_WIDE_INT integer.
15536 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
15538 PR rtl-optimization/32405
15539 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
15541 2007-06-20 Jakub Jelinek <jakub@redhat.com>
15543 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
15545 PR middle-end/31959
15546 * builtins.c: Include diagnostic.h.
15547 (expand_builtin_expect): Make gcc_assert more permissive.
15548 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
15550 PR inline-asm/32109
15551 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
15554 PR middle-end/32285
15555 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
15556 if ACCUMULATE_OUTGOING_ARGS.
15558 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15560 * config/m68hc11/m68hc11.c: Include dataflow header file.
15561 (m68hc11_reorg): Port to dataflow.
15563 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15565 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
15566 (struct df_problem.free_blocks_on_set_blocks): New field.
15567 (struct dataflow.optional_p): New field.
15568 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15569 (df_live_set_all_dirty): New function.
15570 * df-scan.c (df_scan_alloc): Initialize optional_p.
15571 (problem_SCAN): Initialize free_blocks_on_set_blocks.
15572 * df-core.c (df_set_blocks): Removed use of
15573 DF_FIRST_OPTIONAL_PROBLEM. Now uses
15574 df_problem.free_blocks_on_set_blocks to determine which blocks are
15576 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
15577 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
15578 uses dataflow.optional_p to determine if problem should be
15580 (rest_of_handle_df_initialize): Only start live problem if
15582 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15583 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
15584 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
15585 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
15586 problem_NOTE): Initialize free_blocks_on_set_blocks.
15587 (df_lr_bb_local_compute): Recompute luids if df_live problem is
15589 (df_live_set_all_dirty, df_note_alloc): New function.
15590 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
15592 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
15593 * postreload.c (reload_combine): Ditto.
15594 * cse.c (cse_extended_basic_block): Ditto.
15595 * regmove.c (mark_flags_life_zones): Ditto.
15596 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
15597 erase_matching_seqs): Ditto.
15598 * bt-load.c (compute_defs_uses_and_gen): Ditto.
15599 * integrate (allocate_initial_values): Ditto.
15600 * combine.c (reg_dead_at_p): Ditto.
15601 * resource.c (mark_target_live_regs): Ditto.
15602 * sched-rgn.c (check_live_1, update_live_1): Ditto.
15603 * config/sh/sh.c (find_r0_life_regions): Ditto.
15604 * global.c (rest_of_handle_global_alloc): Only add back df_live
15606 * local-alloc.c (rest_of_handle_local_alloc): Only remove
15607 df_live for -O > 1.
15608 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
15610 (if_convert): Make sure df_live is there at -O == 1.
15611 (pass_if_after_combine): Cleanup flags.
15612 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
15613 is there at -O == 1.
15615 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
15617 * config/arm/arm.c (arm_get_frame_offsets): Set
15618 offsets->locals_base to avoid negative stack size.
15619 (thumb1_expand_prologue): Assert on negative stack size.
15621 2007-06-19 Sebastian Pop <sebpop@gmail.com>
15623 PR tree-optimization/32367
15624 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
15625 of the chrec has no evolution in that loop.
15626 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
15628 2007-06-19 Bob Wilson <bob.wilson@acm.org>
15630 * config/xtensa/xtensa.c: Include "df.h".
15631 (xtensa_builtin_saveregs): Use adjust_address instead of
15633 (xtensa_va_start): Invoke make_tree with sizetype for
15634 expand_builtin_saveregs and then convert the result to a pointer.
15635 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
15636 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
15637 Subtract argument size from index value as integers and then use
15638 POINTER_PLUS_EXPR to add the result to the array address.
15640 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15643 * config/m32c/m32c.c: Include dataflow header file.
15644 (m32c_emit_prologue): Adjust for prologue insn change.
15645 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
15646 once inside a PARALLEL. Assume frame size passed in operand 0
15647 includes space to save the fb register.
15648 (prologue_enter_24): Likewise.
15649 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
15651 2007-06-19 David Daney <ddaney@avtrex.com
15654 * config/mips/mips.md (cprestore): Mark $gp as used.
15656 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15659 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
15660 (frv_ifcvt_modify_insn): Likewise.
15662 2007-06-19 Richard Guenther <rguenther@suse.de>
15664 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
15665 only handle positive offsets that fit in a HOST_WIDE_INT.
15667 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
15669 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
15670 result of rsqrt insn for zero input argument to avoid NaN.
15672 2007-06-19 Richard Guenther <rguenther@suse.de>
15674 PR middle-end/31950
15675 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
15677 2007-06-19 Jakub Jelinek <jakub@redhat.com>
15679 PR tree-optimization/32353
15680 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
15682 2007-06-19 Nick Clifton <nickc@redhat.com>
15684 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
15686 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15689 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
15690 * config/i386/i386.c (assign_386_stack_local): Assert that
15691 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
15692 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
15693 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
15694 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
15696 2007-06-18 Steve Ellcey <sje@cup.hp.com>
15698 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
15700 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
15702 PR rtl-optimization/32321
15703 * gcse.c (replace_store_insn): Update the note before
15704 calling emit_insn_after.
15706 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
15708 PR middle-end/32355
15709 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
15711 * df-problems.c (df_note_bb_compute): Fix dumping info.
15713 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
15715 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
15716 insn with emit_jump_insn.
15718 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15720 PR tree-optimization/32383
15721 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
15722 * targhooks.h (default_builtin_reciprocal): Update prototype.
15723 * target.h (struct gcc_target): Update builtin_reciprocal.
15724 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
15725 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
15726 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
15727 when fndecl is in BUILT_IN_MD class.
15728 (execute_convert_to_rsqrt): Ditto.
15730 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
15731 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
15732 Convert BUILT_IN_SQRTF code only when md_fn is false.
15734 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
15736 * bt-load.c (move_btr_def): Fix the order of arguments
15737 to validate_replace_rtx.
15739 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
15741 * config/m68k/m68k-devices.def: Add 54450..54455.
15743 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
15745 PR rtl-optimization/32366
15746 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
15747 FLOAT_EXTEND]: Prevent non-scalar modes from entering
15750 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15752 PR middle-end/32349
15753 * modulo-sched (generate_reg_moves): Added rescan parameter and if
15754 this is true, rescan insn being modified.
15755 (sms_schedule): Added rescan parameter.
15756 (rest_of_handle_sms): Moved freeing of dominance info to before
15757 getting out of cfg_layout.
15759 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
15761 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
15762 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
15765 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
15766 FL_CF_EMAC from the entry for isac.
15768 * config/m68k/predicates.md (const_call_operand): Adjust comment.
15769 (const_sibcall_operand): New.
15770 (sibcall_operand): Use it.
15771 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
15772 (m68k_isas): ISAC does not imply FPU or EMAC.
15773 (override_options): Add ISA_C logic for symbolic jump & call.
15775 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15777 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
15778 return mode from the builtin itself.
15779 (sparc_fold_builtin): Fix cast of zero constant.
15781 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15783 * targhooks.c (default_builtin_reciprocal): New default target hook.
15784 * targhooks.h (default_builtin_reciprocal): Add prototype.
15785 * hooks.c (hook_tree_tree_bool_null): Remove hook.
15786 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
15787 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
15788 default_builtin_reciprocal.
15790 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15792 PR middle-end/31723
15793 * hooks.c (hook_tree_tree_bool_null): New hook.
15794 * hooks.h (hook_tree_tree_bool_null): Add prototype.
15795 * tree-pass.h (pass_convert_to_rsqrt): Declare.
15796 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
15797 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
15798 and convert it to reciprocal a*rfunc(b).
15799 (execute_convert_to_rsqrt): New function.
15800 (gate_convert_to_rsqrt): New function.
15801 (pass_convert_to_rsqrt): New pass definition.
15802 * target.h (struct gcc_target): Add builtin_reciprocal.
15803 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
15804 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
15805 TARGET_BUILTIN_RECIPROCAL.
15806 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
15808 * config/i386/i386.h (TARGET_RECIP): New define.
15809 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
15810 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15811 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15812 and not optimizing for size.
15813 (*rcpsf2_sse): New insn pattern.
15814 (*rsqrtsf2_sse): Ditto.
15815 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
15816 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15817 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15818 and not optimizing for size.
15819 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
15820 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15821 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15822 and not optimizing for size.
15823 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
15824 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15825 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15826 and not optimizing for size.
15827 (*sse_rsqrtv4sf2): Do not export.
15828 (sqrtv4sf2): Ditto.
15829 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
15830 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15831 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15832 and not optimizing for size.
15833 (sqrtv4sf2): Ditto.
15834 * config/i386/i386.opt (mrecip): New option.
15835 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
15836 (ix86_emit_swsqrtsf): Ditto.
15837 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
15838 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
15839 builtin definition.
15840 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
15841 ix86_expand_unop1_builtin.
15842 (ix86_emit_swdivsf): New function.
15843 (ix86_emit_swsqrtsf): Ditto.
15844 (ix86_builtin_reciprocal): New function.
15845 (TARGET_BUILTIN_RECIPROCAL): Use it.
15846 (ix86_vectorize_builtin_conversion): Rename from
15847 ix86_builtin_conversion.
15848 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
15849 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
15850 "i386 and x86_64 Options" section.
15851 (Intel 386 and AMD x86_64 Options): Document -mrecip.
15853 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15854 Zdenek Dvorak <dvorakz@suse.cz>
15855 Richard Guenther <rguenther@suse.de>
15856 Kaz Kojima <kkojima@gcc.gnu.org>
15858 * tree-vrp.c (compare_values_warnv): Convert val2 to
15860 (extract_range_from_assert): Create
15861 POINTER_PLUS_EXPR for pointer types.
15862 (extract_range_from_binary_expr): Handle
15863 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
15865 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
15866 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
15867 POINTER_PLUS_EXPR as PLUS_EXPR.
15868 (number_of_iterations_lt_to_ne):
15869 For pointer types, use sizetype when
15870 creating MINUS_EXPR/PLUS_EXPRs.
15871 (assert_loop_rolls_lt): For pointer types, use sizetype when
15872 creating MINUS_EXPR/PLUS_EXPRs.
15873 (number_of_iterations_le): Likewise.
15874 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
15875 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
15876 like PLUS_EXPR and MINUS_EXPR.
15877 * tree-pretty-print.c (dump_generic_node): Handle
15879 (op_prio): Likewise.
15880 (op_symbol_1): Likewise.
15881 * optabs.c (optab_for_tree_code): Likewise.
15882 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
15884 * tree-tailcall.c (process_assignment): Mention
15885 POINTER_PLUS_EXPR in a TODO comment.
15886 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
15887 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
15888 not used with a pointer and an integer type.
15889 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
15890 increment using chrec_convert_rhs instead of chrec_convert.
15891 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
15892 PLUS_EXPR except for the right hand side's type will be
15894 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
15895 (fold_used_pointer_cast): Kill.
15896 (pointer_offset_p): Kill.
15897 (fold_used_pointer): Kill.
15898 (pointer_used_p): Kill.
15899 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
15900 call fold_used_pointer.
15901 (instantiate_parameters_1): Convert the increment
15902 using chrec_convert_rhs instead of chrec_convert.
15903 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
15904 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
15905 instead of PLUS_EXPR.
15906 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
15907 PLUS_EXPR for pointers.
15908 (std_gimplify_va_arg_expr): Likewise.
15909 (fold_builtin_memory_op): Likewise.
15910 (fold_builtin_strstr): Likewise.
15911 (fold_builtin_strchr): Likewise.
15912 (fold_builtin_strrchr): Likewise.
15913 (fold_builtin_strpbrk): Likewise.
15914 (expand_builtin_memory_chk): Likewise.
15915 (fold_builtin_memory_chk): Likewise.
15916 (std_expand_builtin_va_start): Use
15917 sizetype for the call to make_tree and then convert
15918 to the pointer type.
15919 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
15920 instead of PLUS_EXPR for adding to a pointer.
15921 (std_gimplify_va_arg_expr): Use fold_build2 for
15922 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
15923 the operands to sizetype first and then cast the BIT_AND_EXPR
15924 back to the pointer type.
15925 * fold-const.c (build_range_check): Handle pointer types
15927 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
15928 of PLUS_EXPR's. Make sure the offset is converted to
15930 (try_move_mult_to_index): Strip the NOPs from the offset.
15931 Remove code argument and replace all uses with PLUS_EXPR.
15932 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
15933 specially. Don't use a pointer type for MINUS_EXPR.
15934 (fold_unary): Handle for (T1)(X op Y),
15935 only p+ as that is the only as that can be handled for
15936 binary operators now.
15937 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
15939 <case PLUS_EXPR>: Add folding of PTR+INT into
15941 Don't call try_move_mult_to_index.
15942 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
15943 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
15944 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
15945 Don't call try_move_mult_to_index.
15946 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
15947 (tree_expr_nonzero_p): Likewise.
15948 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
15949 of PLUS_EXPR for the complex expression folding.
15950 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
15951 first chrec is a pointer type, then the second should
15952 be sizetype and not the first's type.
15953 For POINTER_PLUS_EXPR, use a different right hand side type.
15954 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15955 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
15956 different right hand side type.
15957 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15958 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
15959 instead of PLUS_EXPR.
15960 When either operand is zero, convert the other operand.
15961 (chrec_apply): Use chrec_convert_rhs
15962 on the argument x instead of chrec_convert.
15963 (reset_evolution_in_loop): For pointer types, the new_evol
15964 should be sizetype.
15965 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
15966 different right hand side type.
15967 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15968 (chrec_convert_rhs): New function.
15969 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
15970 different right hand side type.
15971 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15972 * tree-chrec.h (chrec_convert_rhs): New prototype.
15973 (build_polynomial_chrec): For pointer types, the right hand
15974 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
15975 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
15976 Remove subtraction case as it is always addition now.
15977 Make sure the offset is converted to sizetype.
15978 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
15979 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
15980 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
15981 PLUS_EXPR in pointer type.
15982 Handle POINTER_PLUS_EXPR.
15983 (tree_to_aff_combination): Likewise.
15984 (force_expr_to_var_cost): Likewise.
15985 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
15986 instead of PLUS_EXPR for pointers.
15987 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
15988 instead of PLUS_EXPR of pointer types.
15989 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
15991 (check_va_list_escapes): Likewise.
15992 (check_all_va_list_escapes): Likewise.
15993 * dwarf2out.c (loc_descriptor_from_tree_1):
15994 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
15995 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
15996 (string_constant): Likewise.
15997 * tree-ssa-address.c (tree_mem_ref_addr): When adding
15998 the offset to the base, use POINTER_PLUS_EXPR.
15999 (add_to_parts): Convert the index to sizetype.
16000 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
16001 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
16002 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
16003 Offset only holds something for PLUS_EXPR.
16004 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
16006 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
16008 (analyze_accesses_for_modify_stmt): Likewise.
16009 Remove comment about the type being integral type as it is
16011 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
16013 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
16015 Correct the type which the artimentic is done in (is now
16018 * tree-data-ref.c (split_constant_offset): Handle
16020 * tree-affine.c (tree_to_aff_combination): Likewise.
16021 * c-typeck.c (build_unary_op): For pointers create the increment
16022 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
16024 * gimplify.c (gimplify_self_mod_expr): Create a
16025 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16026 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
16027 * tree.def (POINTER_PLUS_EXPR): New tree code.
16028 * tree-predcom.c (ref_at_iteration): If we have a pointer
16029 type do the multiplication in sizetype.
16030 * tree-mudflap.c (mf_xform_derefs_1): Create a
16031 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16032 * tree-ssa-forwprop.c
16033 (forward_propagate_addr_into_variable_array_index):
16034 Don't expect there to be a cast for the index as that
16035 does not exist anymore.
16036 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
16037 instead of PLUS_EXPR.
16038 Don't check for the first operand of the POINTER_PLUS_EXPR
16039 was the index as it cannot be.
16040 Call forward_propagate_addr_into_variable_array_index with
16041 the SSA_NAME instead of the statement.
16042 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
16043 (compare_constant): Likewise.
16044 (copy_constant): Likewise.
16045 (compute_reloc_for_constant): Likewise.
16046 (output_addressed_constants): Likewise.
16047 (initializer_constant_valid_p): Likewise.
16048 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
16049 Convert the MIN/MAX of the inner type to the outer
16050 type before comparing them.
16051 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
16052 POINTER_PLUS_EXPR instead of PLUS_EXPR.
16053 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
16054 of PLUS_EXPR for pointers.
16055 * tree-inline.c (estimate_num_insns_1): Handle
16057 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
16058 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16059 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
16060 instead of PLUS_EXPR for the pointer increment statement.
16061 (vect_update_ivs_after_vectorizer): For pointer types, create
16062 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
16063 MULT_EXPR in sizetype.
16064 (vect_gen_niters_for_prolog_loop): Add a cast when creating
16066 * tree-object-size.c (plus_expr_object_size): Handle
16067 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
16068 code which is trying to figure out which side is a pointer and
16070 (check_for_plus_in_loops_1): Likewise.
16071 (check_for_plus_in_loops): Likewise.
16072 * c-common.c (pointer_int_sum): Create a
16073 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16074 * tree-ssa-structalias.c (handle_ptr_arith): Handle
16075 only POINTER_PLUS_EXPR. Removing all the extra
16076 code which is trying to figure out which side is a pointer and
16078 * tree-cfg.c (verify_expr): Add extra checking for pointers and
16079 PLUS_EXPR and MINUS_EXPR.
16080 Also add checking to make sure the operands of POINTER_PLUS_EXPR
16082 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
16083 with make_tree, instead of a pointer type.
16084 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
16085 for pointers instead of PLUS_EXPR.
16086 (s390_gimplify_va_arg): Likewise.
16087 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
16088 instead of PLUS_EXPR when doing addition on pointer
16089 types. Use sizetype for the second operand.
16090 (spu_gimplify_va_arg_expr): Likewise.
16091 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
16092 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
16093 a pointer. Don't create a BIT_AND_EXPR for pointer types.
16094 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
16095 for the pointer addition and also use size_int/sizetype
16097 (ix86_gimplify_va_arg): Likewise.
16098 Perform BIT_AND_EXPR on sizetype arguments.
16099 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
16100 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
16101 for the pointer additions and also use size_int for the offsets.
16102 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
16103 additions and also use size_int for the offsets. Perform
16104 BIT_AND_EXPR on sizetype arguments.
16105 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
16106 POINTER_PLUS_EXPR for pointers and create the
16107 BIT_AND_EXPR in sizetype.
16108 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
16109 instead of PLUS_EXPR for pointer addition.
16110 (rs6000_va_start): Likewise.
16111 Also use sizetype for the offset.
16112 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
16113 as PLUS_EXPR/MINUS_EXPR.
16114 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
16115 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
16116 Don't use BIT_AND_EXPR on a pointer type, convert the
16117 expression to sizetype first.
16118 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
16120 (mips_gimplify_va_arg_expr): Likewise.
16121 Don't create BIT_AND_EXPR in a pointer type.
16123 2007-06-15 Eric Christopher <echristo@apple.com>
16125 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
16126 (x86_64-*-darwin*): Ditto.
16127 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
16130 2007-06-15 Matthew Wilcox <matthew@wil.cx>
16132 * doc/extend.texi: Document behavior of __attribute__((aligned))
16135 2007-06-15 Mark Mitchell <mark@codesourcery.com>
16137 * rtlanal.c (note_stores): Improve documentation.
16139 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
16141 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
16142 LOCAL_LABEL_PREFIX): Delete.
16143 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
16144 (bfin_internal_label): Delete.
16146 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
16148 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
16149 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
16150 otherwise define to LIBGCC2_TF_CEXT.
16151 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
16152 (LIBGCC_TF_CEXT): Ditto.
16155 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
16157 PR rtl-optimization/32339
16158 * df-scan.c (df_uses_record): Don't modify flags but just add to
16159 it for df_ref_record.
16161 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
16163 * tree-mudflap.c: Fix whitespace issues.
16165 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
16167 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
16169 2007-06-14 Eric Christopher <echristo@apple.com>
16171 * config/i386/sse.md (movdi_to_sse): Rewrite body.
16172 (movv4sf): Use gcc_unreachable instead of abort.
16174 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16177 * config/i386/sfp-machine.h (CMPtype): New define.
16178 (mach stubs): Use CMPtype instead of int as a return type.
16180 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16182 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
16183 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
16184 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
16185 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
16186 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
16187 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
16188 config/soft-fp/soft-fp.h: Update from glibc CVS.
16190 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
16192 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
16194 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
16197 * config/v850/v850.c: Include dataflow header file.
16198 (substitute_ep_register): Fix typo.
16200 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16202 * configure.ac: Fix earlier checkin.
16203 * configure: Regenerated.
16205 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16207 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
16208 * aclocal.m4: Regenerate.
16209 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
16210 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
16211 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
16212 * configure: Regenerate.
16213 * Makefile.in (LOOSE_WARN): Subst loose_warn.
16215 * Makefile.in (quickstrap): Build libgcc too.
16217 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16219 * configure.ac: Add --enable-checking=df. Explicitly mention that
16220 the variables are initialized as for "release".
16221 * df-core.c: Use it.
16222 * configure: Regenerate.
16223 * config.in: Regenerate.
16225 2007-06-14 Bob Wilson <bob.wilson@acm.org>
16227 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
16228 validate_replace_rtx instead of replace_rtx.
16229 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
16231 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
16233 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
16234 (DWARF2_UNWIND_INFO): Override default if configured with
16236 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
16237 (ENDFILE_SPEC): Add crtend.o.
16238 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
16239 (ENDFILE_SPEC): Add crtend.o.
16240 (TARGET_USE_JCR_SECTION): Define.
16241 (MD_UNWIND_SUPPORT): Define for 32-bit target.
16243 * config/i386/cygming-crtbegin.c: New file.
16244 * config/i386/cygming-crtend.c: New file.
16246 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
16248 * config/i386/w32-unwind.h: New file.
16250 2007-06-13 Eric Christopher <echristo@apple.com>
16252 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
16253 the user set a value below STACK_BOUNDARY.
16255 2007-06-13 Thiemo Seufer <ths@networkno.de>
16257 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
16258 imply -lpthread for -pthread.
16260 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16262 * basic-block.h: Remove the prototype for
16263 free_basic_block_vars.
16264 * cfglayout.h: Remove the prototype for
16265 insn_locators_initialize.
16266 * tree.h: Remove the prototype for emit_line_note.
16268 * tree-ssa-pre.c (mergephitemp): Remove.
16269 (init_pre): Don't use mergephitemp.
16271 2007-06-13 Eric Christopher <echristo@apple.com>
16273 * config/i386/i386.c (override_options): If we've specified
16274 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
16276 2007-06-13 Bob Wilson <bob.wilson@acm.org>
16278 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
16281 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16283 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
16284 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
16285 (eh_store_handler): New pattern.
16286 (eh_return): Emit it instead of a plain move.
16288 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
16290 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
16291 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
16292 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
16295 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16297 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
16298 (find_next_insn_start, find_load): New functions.
16299 (bfin_reorg): Use them to deal with the fact that parallel insns are
16300 no longer represented as a SEQUENCE.
16302 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
16304 * config/sparc/sparc.c (sparc_override_options): Initialize
16305 fpu mask correctly.
16307 2007-06-13 Dave Korn <dave.korn@artimi.com>
16309 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
16311 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16313 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
16314 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
16315 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
16316 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
16317 tree-vect-transform.c: Fix comment typos. Follow spelling
16320 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16322 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
16323 to the exit block use set.
16324 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
16325 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
16326 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
16328 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16330 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
16331 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
16332 to indicate an error.
16333 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
16335 (dbg_cnt_process_opt): Print an error on a bad argument.
16336 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
16337 * common.opt (-fdbg-cnt-list): New.
16338 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
16340 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
16342 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
16343 flag on ref-all pointers.
16345 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16347 PR middle-end/31579
16348 * expr.c (expand_expr_addr_expr_1): Call expand_expr
16349 for the offset with the modifier as EXPAND_INITIALIZER
16350 if the modifier is EXPAND_INITIALIZER.
16351 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
16352 a register if we had an overflow.
16354 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16356 * real.c (real_isfinite): New.
16357 (real_sqrt): Use it.
16358 * real.h (real_isfinite): New.
16359 * builtins.c: Use it.
16361 2007-06-12 Ian Lance Taylor <iant@google.com>
16362 Daniel Berlin <dberlin@dberlin.org>
16365 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
16366 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
16367 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
16368 (DECL_NO_TBAA_P): Define.
16369 (struct tree_decl_common): Add no_tbaa_flag field.
16370 * tree-ssa-structalias.c (struct variable_info): Add
16371 no_tbaa_pruning field.
16372 (new_var_info): Initialize no_tbaa_pruning field.
16373 (unify_nodes): Copy no_tbaa_pruning field.
16374 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16375 (dump_solution_for_var): Print no_tbaa_pruning flag.
16376 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
16378 (compute_tbaa_pruning): New static function.
16379 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
16380 Call compute_tbaa_pruning.
16381 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
16382 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16383 * gimple-low.c (lower_stmt): Likewise.
16384 * tree-gimple.c (is_gimple_stmt): Likewise.
16385 * tree-ssa-operands.c (get_expr_operands): Likewise.
16386 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16387 * tree-inline.c (estimate_num_insns_1): Likewise.
16388 (copy_result_decl_to_var): Likewise.
16389 * expr.c (expand_expr_real_1): Likewise.
16390 * tree-pretty-print.c (dump_generic_node): Likewise.
16391 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
16392 * omp-low.c (omp_copy_decl_2): Likewise.
16393 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
16394 * doc/c-tree.texi (Expression trees): Document
16395 CHANGE_DYNAMIC_TYPE_EXPR.
16397 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16399 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
16400 with !HONOR_NANS and !HONOR_INFINITIES.
16401 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
16403 2007-06-12 Tristan Gingold <gingold@adacore.com>
16405 * gcov.c: Comments updated.
16406 (source_info): Add file_time field.
16407 (source_index): New variable.
16408 (mutiple_files): New variable.
16409 (generate_results): New function extracted from process_file.
16410 (process_file): Save and restore chain of functions, generate
16411 results and free structures only if not merging results.
16412 (release_structures): File names are now freed in create_file_names
16413 (create_file_names): Free previous file names.
16414 (find_source): File date is now read here and modifications in
16415 source files is checked here.
16416 (read_graph_file): Only reverse order of functions for the current
16418 (make_gcov_file_name): Do not generate long names if input_name is
16420 (output_lines): If merging results do not display graph, data and
16422 Checking source file modification is done in find_source.
16424 * doc/gcov.texi: Append an s to sourcefile.
16426 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
16428 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
16429 (forced_nop): New pattern.
16430 * config/bfin/bfin.c: Include "df.h".
16431 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
16432 (bfin_discover_loop): Use df_get_live_in instead of
16433 global_live_at_start.
16434 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
16435 df_analyze when done.
16436 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
16437 the insns. Use QImode for the final insn in a bundle. Call
16438 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
16440 (reorder_var_tracking_notes): New function.
16441 (bfin_reorg): Pass no argument to split_all_insns. Don't call
16442 update_life_info. Call df_analyze after scheduling and bundle
16443 generation. Call reorder_var_tracking_notes if generating these
16444 notes. Call df_finish_pass at the end.
16446 2007-06-12 Dirk Mueller <dmueller@suse.de>
16448 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
16449 a comparison, not an assignment.
16451 2007-06-12 Olivier Hainque <hainque@adacore.com>
16453 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
16454 Request walking the subtrees only, leaving the current is_lhs/val_only
16456 (convert_non_local_reference): Likewise.
16458 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
16460 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
16462 2007-06-12 Richard Guenther <rguenther@suse.de>
16464 PR tree-optimization/15353
16465 PR tree-optimization/31657
16466 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
16467 * timevar.def: Add TV_TREE_IFCOMBINE.
16468 * tree-pass.h (pass_tree_ifcombine): Declare.
16469 * tree-ssa-ifcombine.c: New file.
16470 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
16471 * tree-flow.h (blocks_in_phiopt_order): Declare.
16472 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
16473 (tree-ssa-ifcombine.o): New dependencies.
16475 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16477 PR rtl-optimization/32293
16478 * combine.c (simplify_if_then_else): Truncate return from
16479 nonzero_bits() to correct mode.
16481 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16483 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
16484 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
16486 2007-06-11 Diego Novillo <dnovillo@google.com>
16488 * Makefile.in (reload1.o-warn): Remove.
16490 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
16492 * combine.c (subst): Use reg_overlap_mentioned_p
16493 instead of comparing register numbers directly.
16495 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16497 * reload1.c (mark_home_live_1): Use the mode parameter.
16499 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16501 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
16502 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
16504 * df-core.c: Ditto.
16506 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
16508 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
16510 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16512 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
16513 from integer registers.
16514 (FP mode splitters): Handle TFmode.
16516 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
16518 * tree-ssa-structalias.c (find_what_p_points_to): Return false
16519 for ref-all pointers that point-to anything.
16521 2007-06-11 Joseph Myers <joseph@codesourcery.com>
16523 * config/arm/arm.c (arm_output_dwarf_dtprel,
16524 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
16526 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
16528 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
16529 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
16532 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
16534 * tree.c (signed_or_unsigned_type_for): New.
16535 (unsigned_type_for): Use signed_or_unsigned_type_for.
16536 (signed_type_for): Use signed_or_unsigned_type_for.
16537 * tree.h (signed_or_unsigned_type_for): New.
16538 (get_signed_or_unsigned_type): Remove.
16539 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
16540 lang_hooks.types.signed_type
16541 (size_diffop): Likewise.
16542 (all_ones_mask_p): Likewise.
16543 (build_range_check): Likewise.
16544 (fold_cond_expr_with_comparison): Likewise.
16545 (fold_cond_expr_with_comparison): Likewise.
16546 (unextend): Likewise.
16547 (extract_muldiv_1): Likewise.
16548 (fold_single_bit_test_into_sign_test): Likewise.
16549 (fold_binary): Likewise.
16550 (fold_ternary): Likewise.
16551 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
16552 instead of get_signed_or_unsigned_type.
16553 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
16554 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16555 * expr.c (signed_or_unsigned_type_for): Use
16556 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
16557 * langhooks.c (get_signed_or_unsigned_type): Remove.
16558 (lhd_signed_or_unsigned_type): Remove.
16559 * langhooks.h (lang_hooks_for_types): Remove signed_type and
16560 signed_or_unsigned_type.
16561 (lhd_signed_or_unsigned_type): Remove.
16562 * expmed.c (make_tree): Use signed_type_for instead of
16563 lang_hooks.types.signed_type.
16564 * c-common.c (same_scalar_type_ignoring_signedness): Use
16565 c_common_signed_type instead of lang_hooks.types.signed_type.
16566 (c_common_unsigned_type): New.
16567 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
16568 (shorten_compare): Use c_common_unsigned_type instead of
16569 c_common_signed_or_unsigned_type.
16570 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
16572 * convert.c (convert_to_integer): Use signed_type_for instead of
16573 lang_hooks.types.signed_type.
16574 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16575 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
16576 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
16577 * c-format.c (check_format_types): Use c_common_unsigned_type
16578 instead of unsigned_type_for.
16579 * c-decl.c (groakdeclarator): Likewise.
16580 * c-typeck.c (convert_for_assignment): Likewise.
16581 * c-common.h (c_common_unsigned_type): New.
16583 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16586 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
16587 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
16589 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16591 PR middle-end/32279
16592 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
16593 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
16595 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
16596 Sebastian Pop <sebpop@gmail.com>
16598 * lambda-code.c (remove_iv): New.
16599 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
16601 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
16603 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
16604 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
16605 * tree-ssa-loop-prefetch.c: Include optabs.h.
16606 (FENCE_FOLLOWING_MOVNT): New macro.
16607 (struct mem_ref): Add independent_p and storent_p fields.
16608 (record_ref): Initalize the new fields.
16609 (gather_memory_references_ref): Return true if the reference
16611 (gather_memory_references): Check whether all memory accesses
16612 in loop were recorded.
16613 (should_issue_prefetch_p): Return false for nontemporal stores.
16614 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
16615 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
16616 (determine_loop_nest_reuse): Detect independent memory references.
16617 (loop_prefetch_arrays): Call mark_nontemporal_stores.
16618 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
16619 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
16620 * config/i386/i386.h (x86_mfence): Declare.
16621 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
16622 * config/i386/i386.c (x86_mfence): New variable.
16623 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
16625 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
16626 * optabs.c (init_optabs): Initialize storent_optab.
16627 * optabs.h (enum optab_index): Add OTI_storent.
16628 (storent_optab): Declare.
16629 * genopinit.c (optabs): Add initialization for storent_optab.
16630 * tree.h (MOVE_NONTEMPORAL): New macro.
16631 * expr.c (expand_assignment, store_expr, store_constructor_field,
16632 store_constructor, store_field, expand_expr_real_1): Propagate
16633 nontemporality of the expanded store.
16634 (emit_storent_insn): New function.
16635 * expr.h (expand_assignment, store_expr): Declaration changed.
16636 * function.c (assign_parm_setup_reg): Pass false as nontemporality
16637 to expand_assignment.
16638 * stmt.c (expand_asm_expr): Ditto.
16639 * calls.c (initialize_argument_information): Pass false as
16640 nontemporality to store_expr.
16641 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
16644 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16646 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
16648 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
16650 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16652 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
16653 and allow DECL_P here.
16655 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
16657 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
16658 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
16659 track of the size of the expression.
16660 * cfghooks.c (merge_blocks): Remove block from loops structure only
16661 after call of the merge_blocks hook.
16663 2007-06-09 Tom Tromey <tromey@redhat.com>
16665 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
16666 (deprecated_state): Removed.
16667 (start_decl): Update.
16668 (enum deprecated_states): Moved earlier.
16669 (groktypename): Update.
16670 (push_parm_decl): Likewise.
16671 (grokfield): Likewise.
16672 (start_function): Likewise.
16674 2007-06-09 Ian Lance Taylor <iant@google.com>
16676 PR tree-optimization/32169
16677 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
16678 CONVERT_EXPR, check whether min and max both converted to an
16679 overflow infinity representation.
16681 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
16683 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
16684 not inserted on the edge.
16686 2007-06-08 Bob Wilson <bob.wilson@acm.org>
16688 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
16689 instructions if they are supported.
16690 (__divsi3, __umodsi3, __modsi3): Likewise.
16691 (__ashldi3, __ashrdi3, __lshrdi3): New.
16692 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
16694 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
16695 Tony Linthicum <tony.linthicum@amd.com>
16697 * doc/invoke.texi: Add fvect-cost-model flag.
16698 * common.opt (fvect-cost-model): New flag.
16699 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
16700 cost fields in stmt_vec_info struct for STMT.
16701 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
16702 fields in stmt_vec_info struct and access functions for the same.
16703 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
16704 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
16705 load, store and vector to scalar operation.
16706 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
16707 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
16708 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
16709 (TARG_VEC_STORE_COST): Define cost of vector store.
16710 (vect_estimate_min_profitable_iters): Define new function.
16711 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
16712 check to evaluate if loop iterations are less than minimum profitable
16713 iterations determined by cost model or minimum vect loop bound defined
16714 by user, whichever is more conservative.
16715 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
16716 run-time check to evaluate if loop iterations are less than minimum
16717 profitable iterations determined by cost model or minimum vect loop
16718 bound defined by user, whichever is more conservative.
16719 (vect_estimate_min_profitable_iterations): New function to estimate
16720 mimimimum iterartions required for vector version of loop to be
16721 profitable over scalar version.
16722 (vect_model_reduction_cost): New function.
16723 (vect_model_induction_cost): New function.
16724 (vect_model_simple_cost): New function.
16725 (vect_cost_strided_group_size): New function.
16726 (vect_model_store_cost): New function.
16727 (vect_model_load_cost): New function.
16728 (vectorizable_reduction): Call vect_model_reduction_cost during
16730 (vectorizable_induction): Call vect_model_induction_cost during
16732 (vectorizable_load): Call vect_model_load_cost during analysis phase.
16733 (vectorizable_store): Call vect_model_store_cost during analysis phase.
16734 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
16735 vectorizable_promotion, vectorizable_demotion): Call
16736 vect_model_simple_cost during analysis phase.
16738 2007-06-08 Simon Baldwin <simonb@google.com>
16740 * reg-stack.c (get_true_reg): Readability change. Moved default case
16741 label into direct switch statement scope.
16743 2007-06-08 Simon Baldwin <simonb@google.com>
16745 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
16746 in gcc_assert() with '==' comparison.
16748 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16750 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
16751 TARGET_ABM handling of x86_popcnt variable.
16753 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16755 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
16756 __builtin_copysignq and __builtin_infq built-in functions.
16758 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16760 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
16761 SSE4.2 section. Correct built-in function names in SSE4A section.
16763 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16765 PR tree-optimization/32243
16766 * tree-vect-transform.c (vectorizable_type_promotion): Move check
16767 for ncopies after ratio check between nunits_out and nunits_in.
16768 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
16770 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
16772 PR tree-optimization/32224
16773 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
16774 vectorization upon a non GIMPLE_MODIFY_STMT.
16776 2007-06-08 Christian Bruel <christian.bruel@st.com>
16779 * config/sh/sh.md (doloop_end): New pattern and splitter.
16780 * loop-iv.c (simple_rhs_p): Check for hardware registers.
16782 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
16784 PR middle-end/32209
16785 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
16787 (verify_dominators): Do not change dominance tree.
16789 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16791 * config/sh/constraints.md: New file.
16792 * config/sh/sh.c: Include tm-constrs.h.
16793 (reg_class_from_letter): Remove.
16794 (prepare_cbranch_operands): Use satisfies_constraint_*
16795 function instead of macro.
16796 (andcosts, broken_move, sh_secondary_reload): Likewise.
16797 * config/sh/predicates.md (trapping_target_operand): Likewise.
16798 (and_operand, arith_operand, arith_reg_or_0_operand,
16799 cmp_operand, logical_operand, target_operand,
16800 ua_address_operand, ua_offset, xor_operand): Likewise.
16801 * config/sh/sh.md: Include constraints.md.
16802 (*movsicc_t_false): Use satisfies_constraint_* function
16804 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
16805 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
16806 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
16807 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
16808 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
16809 (REG_CLASS_FROM_CONSTRAINT): Remove.
16810 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
16811 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
16812 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
16813 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
16814 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
16815 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
16816 function instead of macro.
16817 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
16818 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
16819 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
16820 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
16821 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
16822 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
16823 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
16824 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
16825 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
16826 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
16827 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
16828 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
16829 EXTRA_CONSTRAINT_STR): Likewise.
16830 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
16832 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16834 * config/i386/darwin.h (STACK_BOUNDARY): Define.
16836 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
16839 * c-common.h (flag_cpp0x): Replaced by...
16840 (cxx_dialect): ... this new variable specifying the C++ dialect that
16842 * c-common.c (flag_cpp0x): Removed.
16843 (cxx_dialect): Defined.
16844 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
16846 * c-opts.c (c_common_post_options): Likewise.
16847 (set_std_cxx98): Set cxx_dialect to cxx98.
16848 (set_std_cxx0x): Set cxx_dialect to cxx0x.
16850 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16851 Hui-May Chang <hm.chang@apple.com>
16853 * doc/invoke.texi (Darwin Options): Update documentation for
16854 -mmacosx-version-min.
16855 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
16856 * config/darwin-driver.c: New file.
16857 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
16858 * config/t-darwin (darwin-driver.o): New rule.
16860 * config/darwin-c.c (version_as_macro): Ignore low digit.
16862 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
16864 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
16865 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
16866 (CSGNMODE): New mode macro.
16867 (CSGNVMODE): New mode attribute.
16868 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
16869 expander using CSGNMODE mode macro. Handle TFmode.
16870 (copysign<mode>3_const): Rename from copysignsf3_const and
16871 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
16873 (copysign<mode>3_var): Rename from copysignsf3_var and
16874 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
16876 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
16877 mode macro. Handle TFmode.
16878 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
16879 (iortf3, *iortf3): Ditto.
16880 (xortf3, *xortf3): Ditto.
16881 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
16882 TFmode and TImode masks.
16883 (ix86_expand_copysign): Expand TFmode copysign insn.
16884 (IX86_BUILTIN_INFQ): New.
16885 (IX86_BUILTIN_FABSQ): Ditto.
16886 (IX86_BUILTIN_COPYSIGNQ): Ditto.
16887 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
16888 [__builtin_fabsq]: Ditto.
16889 [__builtin_copysignq]: Ditto.
16890 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
16891 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
16892 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
16893 ix86_expand_binop_builtin().
16895 2007-06-07 Bob Wilson <bob.wilson@acm.org>
16897 * config/xtensa/lib1funcs.asm: Clean up whitespace.
16899 2007-06-07 Steve Ellcey <sje@cup.hp.com>
16902 * rtl.h (push_to_sequence2): New.
16903 * emit-rtl.c (push_to_sequence2): New.
16904 * function.c (assign_parm_data_all): Add new fields.
16905 (assign_parm_setup_block): Call push_to_sequence2 instead of
16907 (assign_parm_setup_reg): Ditto.
16908 (assign_parm_setup_stack): Ditto.
16909 (assign_parms_unsplit_complex): Ditto.
16910 (assign_parms): Change field name.
16912 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
16914 PR tree-optimization/32220
16915 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
16916 phi node is reached before defining statement.
16918 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16921 * tree-vect-transform.c (vectorizable_call): Call update_stmt
16922 after changing the right hand side of the assignment.
16924 2007-06-06 Eric Christopher <echristo@apple.com>
16926 * config.gcc (i?86-*-darwin*): Remove arch parameter.
16927 (x86_64-*-darwin*): Ditto.
16928 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
16929 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16931 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16933 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
16934 coding conventions.
16935 (add_key): Likewise.
16936 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
16937 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
16939 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
16941 (add_cost_one_coalesce): Likewise.
16942 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
16943 variable names. Rename orig to orig_name for consistency.
16944 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
16945 coding conventions.
16946 (cprop_into_successor_phis): Avoid using C++ keywords as variable
16948 (record_equivalences_from_stmt): Likewise.
16949 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
16950 the coding conventions.
16951 (memory_ssa_name_same): Likewise.
16952 (dse_optimize_stmt): Likewise.
16953 (dse_record_phis): Likewise.
16954 (dse_finalize_block): Likewise.
16955 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
16956 keywords as variable names.
16957 (may_move_till): Cast according to the coding conventions.
16958 (force_move_till_expr): Avoid using C++ keywords as variable names.
16959 (force_move_till): Cast according to the coding conventions.
16960 (memref_hash): Likewise.
16961 (memref_eq): Likewise.
16962 (gather_mem_refs_stmt): Likewise.
16963 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
16964 using C++ keywords as variable names.
16965 (idx_find_step): Cast according to the coding conventions.
16966 (idx_record_use): Likewise.
16967 (find_depends): Likewise.
16968 (prepare_decl_rtl): Likewise.
16969 (mbc_entry_hash): Likewise.
16970 (mbc_entry_eq): Likewise.
16971 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
16972 (simplify_replace_tree): Avoid using C++ keywords as variable names.
16973 (idx_infer_loop_bounds): Cast according to the coding conventions.
16974 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
16975 * tree-ssa-math-opts.c (occ_new ): Likwise.
16976 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
16978 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
16980 (add_use_op): Likewise.
16981 (add_vop): Likewise.
16982 (add_vuse_op): Likewise.
16983 (add_vdef_op): Likewise.
16984 (get_expr_operands): Likewise.
16985 (push_stmt_changes): Use type safe memory macros.
16986 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
16987 keywords as variable names.
16988 (conditional_replacement): Likewise.
16989 (minmax_replacement): Likewise.
16990 (abs_replacement): Likewise.
16991 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
16992 coding conventions.
16993 (insert_fake_stores): Avoid using C++ keywords as variable names.
16994 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
16996 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
16997 (heapvar_insert): Use type safe memory macros.
16998 (new_var_info): Cast according to the coding conventions.
16999 (new_constraint): Likewise.
17000 (remove_preds_and_fake_succs): Use type safe memory macros.
17001 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
17003 (thread_single_edge): Likewise.
17004 (thread_through_loop_header): Likewise.
17006 2007-06-06 Eric Christopher <echristo@apple.com>
17008 * config/i386/i386.c (override_options): Move handling
17009 of TARGET_SUBTARGET* earlier.
17011 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
17013 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
17016 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
17018 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
17019 emited outside of basic block.
17020 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
17021 the created blocks.
17022 * rtl.h (delete_insn_chain): Declaration changed.
17023 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
17025 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
17026 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
17027 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
17028 to delete_insn_chain.
17029 (rtl_verify_flow_info_1): Verify that the insns in header and footer
17030 do not have bb field set.
17031 (rtl_verify_flow_info): Verify that insns between basic blocks do not
17033 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
17034 * cfgcleanup.c (try_optimize_cfg): Ditto.
17036 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17038 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
17039 (lambda_body_vector_new): Use type safe memory macros.
17040 (lambda_linear_expression_new): Likewise.
17041 (lambda_loopnest_new): Likewise.
17042 (lambda_lattice_new): Likewise.
17043 (replace_uses_equiv_to_x_with_y): Cast according to the coding
17044 conventions. Use type safe memory macros.
17045 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
17046 (lambda_body_vector_s): Likewise.
17047 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
17048 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
17050 2007-06-06 Richard Guenther <rguenther@suse.de>
17052 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
17053 if we need to schedule cfg_cleanup.
17054 (tree_ssa_forward_propagate_single_use_vars): Do so.
17056 2007-06-06 Ian Lance Taylor <iant@google.com>
17058 * fold-const.c (merge_ranges): If range_successor or
17059 range_predecessor fail, just return 0.
17061 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17063 PR tree-optimization/32216
17064 * tree-vectorizer.c (supportable_widening_operation): Determine
17065 signedness of FIX_TRUNC_EXPR from output operand.
17066 (supportable_narrowing_operation): Ditto.
17067 * tree-vect-generic.c (expand_vector_operations_1): Determine
17068 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
17069 from input operand.
17071 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17073 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
17074 (struct pta): ...from here. Change flags to unsigned to avoid
17075 excessive casting (as it is used as a bit mask).
17076 (override_options): Add casts according to the coding convenventions.
17077 (x86_64_elf_unique_section): Likewise.
17078 (examine_argument): Avoid using C++ keywords as variable names.
17079 (construct_container): Likewise.
17080 (legitimize_pic_address): Likewise.
17081 (get_dllimport_decl): Cast according to the coding conventions. Use
17082 type safe memory macros.
17083 (legitimize_address): Cast according to the coding conventions.
17084 (emit_i387_cw_initialization): Corrected the type of slot to enum
17086 (ix86_init_machine_status): Use type safe memory macros.
17087 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
17088 (bdesc_pcmpistr): Likewise.
17089 (bdesc_crc32): Likewise.
17090 (bdesc_sse_3arg): Likewise.
17091 (bdesc_2arg): Likewise.
17092 (bdesc_1arg): Likewise.
17093 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
17094 (ix86_expand_sse_pcmpistr): Likewise.
17095 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
17096 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
17097 int to match the langhook definition.
17098 (ix86_builtin_conversion): Change the type of code to unsigned init to
17099 match the langhook definition.
17100 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
17102 (ix86_preferred_output_reload_class): Likewise.
17103 (ix86_cannot_change_mode_class): Likewise.
17104 (ix86_memory_move_cost): Likewise.
17105 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
17106 avoid excessive casting later on.
17107 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
17109 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17111 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
17112 as flags setting insn.
17113 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
17115 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17117 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
17118 (UNSPEC_ROUND): New.
17119 ("sse4_1_round<mode>2"): New insn pattern.
17120 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
17122 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
17123 expander using SSEMODEF mode macro. Expand using
17124 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17125 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
17126 expander using SSEMODEF mode macro. Expand using
17127 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17128 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
17129 expander using SSEMODEF mode macro. Expand using
17130 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17131 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
17132 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
17133 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
17136 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
17137 Sebastian Pop <sebpop@gmail.com>
17139 * lambda.h (build_linear_expr): New.
17140 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
17141 Use build_linear_expr, call fold and force_gimple_operand.
17142 (lambda_loopnest_to_gcc_loopnest): Check that there is
17143 something to insert.
17144 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
17146 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
17148 PR preprocessor/23479
17149 * doc/extend.texi: Document the 0b-prefixed binary integer
17150 constant extension.
17152 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17154 PR tree-optimization/32215
17155 * tree-vectorizer.c (supportable_widening_operation): Return false
17156 for unsupported FIX_TRUNC_EXPR tree code.
17157 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
17159 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
17161 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
17162 register on SPE targets. Change documentation to reflect
17164 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17165 Change FIXED_SCRATCH to 14 and document why we're keeping r14
17166 out of the register allocation pool.
17167 (rs6000_reg_live_or_pic_offset_p): New function.
17168 (rs6000_emit_prologue): Move the actual saving of LR up to free
17169 r0 for holding r11. Split saving of SPE 64-bit registers into
17170 its own case. Ensure that offsets will always be in-range for
17171 'evstdd' by using r11 as a scratch register to point at the start
17172 of the SPE save area. Save r11 if necessary, as it is the static
17174 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
17175 into its own case. Ensure that offsets will always be in-range
17176 for 'evldd' by using r11 as a scratch register to point at the
17177 start of the SPE save area. Also adjust r11 when restoring
17178 the stack pointer to compensate for pre-loading r11.
17180 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
17182 * cfg.c (init_flow): Use type safe memory macros.
17183 (alloc_block): Likewise.
17184 (unchecked_make_edge): Likewise.
17185 (dump_flow_info): Avoid using C++ keywords as variable names.
17186 (copy_original_table_clear): Cast according to the coding conventions.
17187 (copy_original_table_set): Likewise.
17188 * cfgexpand (label_rtx_for_bb): Likewise.
17189 (expand_gimple_basic_block): Likewise.
17190 * cfghooks.c (dump_bb): Likewise.
17191 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
17193 (lv_add_condition_to_bb): Likewise.
17194 * cfglayout (relink_block_chain): Cast according to the coding
17196 (fixup_reorder_chain): Likewise.
17197 (fixup_fallthru_exit_predecessor): Likewise.
17198 * cfgloop.c (glb_enum_p): Likewise.
17199 (get_exit_description): Likewise.
17200 (dump_recorded_exit): Likewise.
17201 * cfgloop.h (enum loop_estimation): Move out of struct scope...
17202 (struct loop): ... from here.
17203 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
17205 * cfgrtl.c (rtl_create_basic_block): Likewise.
17206 (rtl_split_block): Likewise.
17207 (rtl_dump_bb): Likewise.
17208 (cfg_layout_split_block): Likewise.
17209 (init_rtl_bb_info): Use typesafe memory macros.
17211 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
17212 * graphds.h: Updated all usages of edge to graph_edge.
17213 * graphds.c: Likewise.
17214 * cfgloopanal.c: Likewise.
17216 2007-06-05 Ian Lance Taylor <iant@google.com>
17218 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
17219 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
17220 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
17222 (test_for_singularity): Likewise.
17224 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17226 * config/i386/constraints.md ("Y2"): Replaced by ...
17228 * config/i386/i386.md: Likewise.
17229 * config/i386/mmx.md: Likewise.
17230 * config/i386/sse.md: Likewise.
17232 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17234 * config/i386/constraints.md ("z"): Replaced by ...
17236 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
17237 (sse4_1_blendvps): Likewise.
17238 (sse4_1_pblendvb): Likewise.
17239 (sse4_2_pcmpestr): Likewise.
17240 (sse4_2_pcmpestrm): Likewise.
17241 (sse4_2_pcmpestr_cconly): Likewise.
17242 (sse4_2_pcmpistr): Likewise.
17243 (sse4_2_pcmpistrm): Likewise.
17244 (sse4_2_pcmpistr_cconly): Likewise.
17246 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
17248 * matrix-reorg.c (transform_access_sites): Fix computation.
17249 (transform_allocation_sites): Same.
17251 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17253 * config/i386/i386.c (override_options): Use
17254 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
17256 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17258 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
17259 (nonimm_not_xmm0_operand): Ditto.
17260 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
17261 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
17262 as operand[2] predicate. Require "z" class XMM register for
17263 operand[3]. Adjust asm template.
17264 ("sse4_1_blendvpd"): Ditto.
17265 ("sse4_1_pblendvb"): Ditto.
17266 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
17267 force op2 into xmm0 register for variable blend instructions.
17269 2007-06-04 Tom Tromey <tromey@redhat.com>
17271 * c-tree.h (start_enum): Update.
17272 (build_enumerator): Likewise.
17273 * c-decl.c (enum_next_value): Removed.
17274 (enum_overflow): Likewise.
17275 (start_enum): Add c_enum_contents argument. Don't use globals.
17276 (build_enumerator): Likewise.
17277 * c-tree.h (struct c_enum_contents): New struct.
17279 2007-06-04 Tom Tromey <tromey@redhat.com>
17281 * c-common.c (c_common_get_alias_set): Fix indentation.
17283 2007-06-04 Ian Lance Taylor <iant@google.com>
17285 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
17286 to overflow, reduce overflow infinity to regular infinity.
17287 (vrp_var_may_overflow): New static function.
17288 (vrp_visit_phi_node): Check vrp_var_may_overflow.
17290 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
17292 * stor-layout.c (layout_type): Remove duplicate code.
17294 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
17297 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
17298 before build_common_builtin_nodes ().
17300 2007-06-04 Steve Ellcey <sje@cup.hp.com>
17303 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
17305 2007-06-04 Jan Hubicka <jh@suse.cz>
17307 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
17308 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
17309 instead of _stat version.
17311 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17313 PR tree-optimization/32194
17314 * tree-predcom.c (determine_offset): Check that both references have
17317 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17319 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
17320 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
17321 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
17322 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
17323 Add argument to iterate_fix_dominators call.
17324 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
17325 * gcse.c (hoist_code): Change domby to vector.
17326 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
17327 Add argument to iterate_fix_dominators call.
17328 * loop-doloop.c (doloop_modify): Changed recount_dominator to
17329 recompute_dominator.
17330 * lambda-code.c (perfect_nestify): Ditto.
17331 * cfgloopanal.c: Include graphds.h.
17332 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
17333 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
17334 (mark_irreducible_loops): Use graphds_scc. Remove argument from
17336 * graphds.c: New file.
17337 * graphds.h: New file.
17338 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
17339 (get_dominated_by, get_dominated_by_region): Change return type to
17341 (verify_dominators): Recompute all dominators and compare the results.
17342 (recount_dominator): Renamed to ...
17343 (recompute_dominator): ... this. Do not check that the block is
17344 dominated by entry.
17345 (iterate_fix_dominators): Reimplemented.
17346 (prune_bbs_to_update_dominators, root_of_dom_tree,
17347 determine_dominators_for_sons): New functions.
17348 * et-forest.c (et_root): New function.
17349 * et-forest.h (et_root): Declare.
17350 * Makefile.in (graphds.o): Add.
17351 (cfgloopanal.o): Add graphds.h dependency.
17352 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
17353 * basic-block.h (get_dominated_by, get_dominated_by_region,
17354 iterate_fix_dominators): Declaration changed.
17355 (recount_dominator): Renamed to ...
17356 (recompute_dominator): ... this.
17357 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
17358 (thread_through_all_blocks): Do not free dominance info.
17360 2007-06-03 Andreas Schwab <schwab@suse.de>
17362 * config/m68k/m68k.c (override_options): Don't override
17364 * config/m68k/m68k-modes.def (SF, DF): Define to use
17365 motorola_single_format and motorola_double_format, resp.
17366 * real.c (motorola_single_format): Renamed from
17367 coldfire_single_format.
17368 (motorola_double_format): Renamed from coldfire_double_format.
17369 (encode_ieee_extended): Generate a proper canonical NaN image
17370 respecting canonical_nan_lsbs_set.
17371 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
17373 * real.h: Adjust declarations.
17375 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
17378 * config/sh/sh.md (symGOT_load): Don't schedule insns when
17379 the symbol is generated with the stack protector.
17381 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
17383 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
17384 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
17386 * doc/extend.texi (interrupt): Mention m68k.
17388 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
17390 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
17391 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
17392 (ix86_expand_sse_pcmpestr): Do not check operands for
17393 "register_operand", when insn operand predicate is "register_operand".
17394 (ix86_expand_sse_pcmpistr): Ditto.
17396 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
17397 Uros Bizjak <ubizjak@gmail.com>
17399 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
17400 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
17401 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
17402 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
17403 * config/i386/constraints.md ("z"): New register constraint
17404 for members of SSE_FIRST_REG class.
17405 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
17406 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
17407 SSE_FIRST_REG class.
17408 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
17409 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
17410 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
17411 (IX86_BUILTIN_PCMPESTRM128): Likewise.
17412 (IX86_BUILTIN_PCMPESTRA128): Likewise.
17413 (IX86_BUILTIN_PCMPESTRC128): Likewise.
17414 (IX86_BUILTIN_PCMPESTRO128): Likewise.
17415 (IX86_BUILTIN_PCMPESTRS128): Likewise.
17416 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
17417 (IX86_BUILTIN_PCMPISTRI128): Likewise.
17418 (IX86_BUILTIN_PCMPISTRM128): Likewise.
17419 (IX86_BUILTIN_PCMPISTRA128): Likewise.
17420 (IX86_BUILTIN_PCMPISTRC128): Likewise.
17421 (IX86_BUILTIN_PCMPISTRO128): Likewise.
17422 (IX86_BUILTIN_PCMPISTRS128): Likewise.
17423 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
17424 (struct builtin_description): Change "flag" field to unsigned.
17425 (bdesc_pcmpestr): New builtin description table.
17426 (bdesc_pcmpistr): Likewise.
17427 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
17428 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
17429 Initialize pcmp[ei]str[im] insns for SSE4.2.
17430 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
17431 (ix86_expand_sse_pcmpistr): Likewise.
17432 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
17433 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
17434 (UNSPEC_PCMPISTR): Likewise.
17435 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
17436 (sse4_2_pcmpestri):New isns pattern.
17437 (sse4_2_pcmpestrm): Likewise.
17438 (sse4_2_pcmpestr_cconly): Likewise.
17439 (sse4_2_pcmpistr): New insn patern and splitter.
17440 (sse4_2_pcmpistri):New isns pattern.
17441 (sse4_2_pcmpistrm): Likewise.
17442 (sse4_2_pcmpistr_cconly): Likewise.
17443 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
17446 2007-06-01 David Daney <ddaney@avtrex.com>
17448 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
17449 LOADGP_ABSOLUTE and not binds_local_p.
17451 2007-06-01 Geoffrey Keating <geoffk@apple.com>
17453 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
17455 2007-06-01 Ian Lance Taylor <iant@google.com>
17457 * tree-vrp.c (compare_name_with_value): Always set
17458 used_strict_overflow if we get a result from the variable itself.
17460 2007-06-01 Ian Lance Taylor <iant@google.com>
17462 PR rtl-optimization/31455
17463 * lower-subreg.c (find_decomposable_subregs): Don't decompose
17464 subregs which have a cast between modes which are not tieable.
17466 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
17468 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
17469 breaks after return statements.
17471 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
17473 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
17474 only after no_new_pseudos.
17476 2007-05-31 Eric Christopher <echristo@apple.com>
17478 * expr.c (convert_move): Assert that we don't have a BLKmode
17480 (store_expr): Handle BLKmode moves by calling emit_block_move.
17482 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
17484 * c-typeck.c (build_indirect_ref): Include type in error message.
17485 (build_binary_op): Pass types to binary_op_error.
17486 * c-common.c (binary_op_error): Take two type arguments, print out
17488 * c-common.h (binary_op_error): Update prototype.
17490 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17492 * config/i386/i386.c: Correct coments on -mno-sse4.
17494 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17496 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
17497 (x86_64-*-*): Likewise.
17498 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
17499 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
17500 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
17501 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
17502 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
17503 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
17504 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
17505 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
17506 (OPTION_MASK_ISA_SSE4): Likewise.
17507 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
17508 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
17509 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
17510 (override_options): Support SSE4.2.
17511 (ix86_build_const_vector): Support SImode and DImode.
17512 (ix86_build_signbit_mask): Likewise.
17513 (ix86_expand_int_vcond): Support V2DImode.
17514 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
17515 (IX86_BUILTIN_CRC32HI): Likewise.
17516 (IX86_BUILTIN_CRC32SI): Likewise.
17517 (IX86_BUILTIN_CRC32DI): Likewise.
17518 (IX86_BUILTIN_PCMPGTQ): Likewise.
17519 (bdesc_crc32): Likewise.
17520 (bdesc_sse_3arg): Likewise.
17521 (ix86_expand_crc32): Likewise.
17522 (ix86_init_mmx_sse_builtins): Support SSE4.2.
17523 (ix86_expand_builtin): Likewise.
17524 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17525 __SSE4_2__ for -msse4.2.
17526 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
17527 (CRC32MODE): Likewise.
17528 (crc32modesuffix): Likewise.
17529 (crc32modeconstraint): Likewise.
17530 (sse4_2_crc32<mode>): Likewise.
17531 (sse4_2_crc32di): Likewise.
17532 * config/i386/i386.opt (msse4.2): New for SSE4.2.
17534 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
17535 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
17536 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
17537 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
17538 (vcondu<mode>): Likewise.
17539 * doc/extend.texi: Document SSE4.2 built-in functions.
17540 * doc/invoke.texi: Document -msse4.2/-msse4.
17542 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
17544 PR tree-optimization/32160
17545 * tree-predcom.c (predcom_tmp_var): New function. Mark created
17546 variable as gimple reg.
17547 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
17549 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
17551 * gcc.c (main): Don't consider linker options when issuing the
17552 warning about a linker input file not being used.
17554 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17556 * tree-vrp.c (compare_names): Initialize sop.
17558 2007-05-30 Dirk Mueller <dmueller@suse.de>
17560 * cgraphunit.c (cgraph_analyze_function): Remove
17561 computation of inline parameters.
17563 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17565 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
17567 2007-05-30 Richard Sandiford <richard@codesourcery.com>
17569 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
17570 Add vx-common.h. Include vxworks.h between vx-common.h and
17572 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
17574 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
17575 (TARGET_ASM_DESTRUCTOR): Likewise.
17576 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
17577 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
17578 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17579 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
17580 (VXWORKS_ENDIAN_SPEC): Define.
17581 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
17582 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
17583 VXWORKS_* equivalents.
17584 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
17585 (ASM_FILE_START): Delete.
17586 (TARGET_VERSION): Reformat.
17587 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
17588 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
17589 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
17590 (FPBIT, DPBIT): Define.
17591 (fp-bit.c, dp-bit.c): New rules.
17592 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
17593 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
17594 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
17595 * config/arm/arm.h: Include vxworks-dummy.h.
17596 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
17597 Mark with ATTRIBUTE_UNUSED.
17598 (arm_override_options): Do not allow VxWorks RTP PIC to be used
17599 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
17600 make it incompatible with -msingle-pic-base.
17601 (arm_function_ok_for_sibcall): Return false for calls that might
17602 go through a VxWorks PIC PLT entry.
17603 (require_pic_register): New function, split out from...
17604 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
17606 (arm_load_pic_register): Handle the VxWorks RTP initialization
17607 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
17608 (arm_emit_call_insn): New function.
17609 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
17610 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
17611 (pic_offset_arm): New pattern.
17612 (call, call_value): Use arm_emit_call_insn.
17613 (call_internal, call_value_internal): New expanders.
17614 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
17615 VxWorks unless __PIC__.
17617 2007-05-30 Eric Christopher <echristo@gmail.com>
17619 * genrecog.c: Include regs.h in generated file.
17620 * genemit.c: Ditto. Fix up formatting.
17621 * config/mn10300/constraints.md: New.
17622 * config/mn10300/mn10300.md: Include.
17623 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
17624 Fix up for removed macro.
17625 * config/mn10300/predicates.md (call_address_operand): Ditto.
17626 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
17627 (CONST_OK_FOR_I): Ditto.
17628 (CONST_OK_FOR_J): Ditto.
17629 (CONST_OK_FOR_K): Ditto.
17630 (CONST_OK_FOR_L): Ditto.
17631 (CONST_OK_FOR_M): Ditto.
17632 (CONST_OK_FOR_N): Ditto.
17633 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
17637 (EXTRA_CONSTRAINT): Ditto.
17639 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17641 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
17643 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
17644 OPTION_MASK_ISA_64BIT.
17645 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
17647 2007-05-30 Richard Guenther <rguenther@suse.de>
17649 PR middle-end/32152
17650 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
17651 types for comparison.
17652 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
17653 with original typed arguments.
17654 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
17656 2007-05-30 Jakub Jelinek <jakub@redhat.com>
17658 PR tree-optimization/31769
17659 * except.c (duplicate_eh_regions): Clear prev_try if
17660 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
17662 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
17664 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
17665 * tree-ssa-sink.c (statement_sink_location): Return basic block and
17666 bsi of the location where statements should be inserted.
17667 (sink_code_in_bb): Take bsi from statement_sink_location.
17668 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
17669 instead of bsi_start.
17670 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
17672 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
17673 (bsi_move_before): Document inconsistency with bsi_move_after.
17674 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
17676 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17678 * config/i386/i386.h (TARGET_ABM): New define.
17679 (TARGET_POPCNT): Ditto.
17680 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
17681 New temporary defines to redefine from OPTION_ISA_* defines.
17682 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
17683 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
17684 (ix86_isa_flags): New extern int declaration.
17685 (TARGET_SUBTARGET_DEFAULT): New define.
17686 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
17687 (TARGET_SUBTARGET32_DEFAULT): Ditto.
17688 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
17689 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17690 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
17691 * config/i386/darwin.h: Change TARGET_64BIT define to
17694 * config/i386/i386.opt (m3dnowa): Define as undocumented option
17695 using existing "ix86_isa_flags" varible.
17696 (m32, m64): Use existing "ix86_isa_flags" variable.
17697 (mmmx, m3dnow): Ditto.
17698 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
17699 (mabm): Define as non-negative option using "x86_abm" variable.
17700 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
17702 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
17703 Rewrite feature test bitmap.
17704 (ix86_isa_flags): New initialized global int varible.
17705 (ix86_isa_flags_explicit): New static int variable.
17706 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
17707 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
17708 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
17709 target_flags_explicit.
17710 (override_options): Remove "target_enable" and "target_disable" fields
17711 from "struct ptt". Update processor_target_table accordingly. Remove
17712 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
17713 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
17714 "target_flags" and "ix86_isa_flags_explicit" instead of
17715 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
17716 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
17717 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
17718 to true when either of PTA_POPCNT or PTA_ABM is set in
17719 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
17720 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
17721 processor_alias_table flags entry. Remove handling of
17722 "target_enable" and "target_disable" fields of processor_target_table.
17723 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
17724 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
17725 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
17726 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
17727 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
17729 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
17731 2007-05-29 David Daney <ddaney@avtrex.com>
17734 * config/mips/mips.c (mips_output_mi_thunk): Emit
17735 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
17737 2007-05-29 Hui-May Chang <hm.chang@apple.com>
17738 * config/i386/i386.c (ix86_function_regparm): Added checking of
17739 ix86_force_align_arg_pointer to determine the number of
17740 register parameters.
17742 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
17744 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
17745 (SET_DR_MISALIGNMENT): New.
17746 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
17747 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
17748 Use SET_DR_MISALIGNMENT.
17749 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
17751 * tree-data-ref.c (create_data_ref, compute_all_dependences,
17752 find_loop_nest): Export.
17753 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
17754 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
17755 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
17756 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
17758 (struct mem_ref): Add field reuse_distance.
17759 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
17760 Initialize reuse_distance field.
17761 (issue_prefetch_ref): Select temporality of prefetch according to
17763 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
17764 self_reuse_distance, determine_loop_nest_reuse): New functions.
17765 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
17766 (tree_ssa_prefetch_arrays): Dump L2 cache size.
17767 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
17770 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
17772 * tree-ssa-alias.c: Add aliasing overview.
17774 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
17775 Danny Smith <dannysmith@users.sourceforge.net>
17778 * config/i386/t-crtfm: Compile crtfastmath.o with
17779 -minline-all-stringops.
17780 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
17781 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
17783 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17785 * doc/md.texi: Document constraints on HP PA-RISC.
17787 * pa/constraints.md: New file.
17788 * pa.md: Include constraints.md.
17789 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
17790 (integer_store_memory_operand, ldil_cint_p): New functions.
17791 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
17792 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17793 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
17794 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
17795 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
17797 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
17800 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
17801 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
17802 case POSTDECREMENT_EXPR>): Return the error_mark_node
17803 if either the real or imaginary parts would an
17806 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
17808 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
17809 name when we remove it from a call.
17811 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
17813 * targhooks.c (default_narrow_bitfield): Remove.
17814 * targhooks.h: Remove the prototype for
17815 default_narrow_bitfield.
17817 * langhooks-def.h: Remove the prototype for
17818 hook_get_alias_set_0.
17819 * langhooks.c (hook_get_alias_set_0): Remove.
17821 * global.c (EXECUTE_IF_CONFLICT): Remove.
17823 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17826 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
17827 return true when truth_value_p is true and the type
17830 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
17832 * doc/install.texi (Prerequisites): We no longer require Autoconf
17833 2.13 for the top-level.
17835 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
17837 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
17838 memory access via x86_expand_vector_move_misalign() only for
17839 TImode values on 32-bit targets.
17841 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
17843 * matrix-reorg.c: New file. Implement matrix flattening and
17844 transposing optimization.
17845 * tree-pass.h: Add matrix reorg pass.
17846 * common.opt: Add fipa-mreorg flag.
17847 * Makefile.in: Add matrix-reorg.c.
17848 * passes.c: Add matrix reorg pass.
17849 * varpool.c (add_new_static_var): New function.
17850 * cgraph.h (add_new_static_var): Declare.
17852 2007-05-27 Eric Christopher <echristo@apple.com>
17854 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
17855 sp_offset depending on stack size. Save r12 depending
17856 on registers we're saving later.
17857 (rs6000_emit_epilogue): Update sp_offset depending only
17860 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
17862 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
17863 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
17864 * ifcvt.c (if_convert): Ditto.
17865 * tree-ssa-threadupdate.c (thread_block): Ditto.
17866 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
17867 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
17868 verify_loop_closed_ssa): Check number_of_loops instead of
17870 * predict.c (tree_estimate_probability): Ditto.
17871 * tree-if-conv.c (main_tree_if_conversion): Ditto.
17872 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
17873 * modulo-sched.c (sms_schedule): Ditto.
17874 * tree-scalar-evolution.c (scev_const_prop): Ditto.
17875 (scev_finalize): Do not do anything if scev analysis was not
17877 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
17878 current_loops == NULL.
17879 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
17880 * loop-init.c (loop_optimizer_init): Do not free current_loops when
17881 there are no loops.
17882 (loop_optimizer_finalize): Assert that loops were analyzed.
17883 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
17884 rtl_doloop): Check number_of_loops instead of current_loops.
17885 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
17886 current_loops == NULL.
17887 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
17888 gate_tree_vectorize tree_linear_transform, check_data_deps,
17889 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
17890 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
17891 Check number_of_loops instead of current_loops.
17892 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
17893 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
17894 free loops if available.
17895 (execute_pre): Do not pass do_fre to fini_pre.
17897 2007-05-27 Tobias Burnus <burnus@net-b.de>
17899 PR middle-end/32083
17900 * real.c (mpfr_from_real): Fix sign of -Inf.
17902 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
17904 * tree-vect-transform.c (vectorizable_conversion): Initialize
17905 tree_code variables to ERROR_MARK.
17906 (vectorizable_type_demotion): Likewise.
17907 (vectorizable_type_promotion): Likewise.
17909 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17912 * config/i386/i386.md (movti): Handle push operands via
17913 ix86_expand_push().
17915 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17917 * basic-block.h: Remove the prototype for merge_seq_blocks.
17918 * cfgcleanup.c (merge_seq_blocks): Remove.
17920 * tree-flow.h: Remove the prototype for is_aliased_with.
17921 * tree-ssa-alias.c (is_aliased_with): Remove.
17923 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
17925 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
17927 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
17929 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
17930 ix86_expand_sse4_unpack if SSE4.1 is enabled.
17931 (vec_unpacks_hi_v16qi): Likewise.
17932 (vec_unpacku_lo_v16qi): Likewise.
17933 (vec_unpacks_lo_v16qi): Likewise.
17934 (vec_unpacku_hi_v8hi): Likewise.
17935 (vec_unpacks_hi_v8hi): Likewise.
17936 (vec_unpacku_lo_v8hi): Likewise.
17937 (vec_unpacks_lo_v8hi): Likewise.
17938 (vec_unpacku_hi_v4si): Likewise.
17939 (vec_unpacks_hi_v4si): Likewise.
17940 (vec_unpacku_lo_v4si): Likewise.
17941 (vec_unpacks_lo_v4si): Likewise.
17943 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17945 * c-typeck.c, config/arm/arm.c, config/darwin.c,
17946 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
17947 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
17948 follow spelling conventions in various
17949 warning/error/diagnostic messages.
17951 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
17952 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
17953 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
17954 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
17955 tree-vrp.c: Fix comment typos. Follow spelling conventions.
17956 * doc/tm.texi: Follow spelling conventions.
17958 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17961 * tree-ssa-forwprop.c
17962 (forward_propagate_addr_into_variable_array_index): Remove
17963 the lhs argument. Use the type of def_rhs instead of lhs.
17964 (forward_propagate_addr_expr_1): Update use of
17965 forward_propagate_addr_into_variable_array_index.
17967 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
17968 Nigel Stephens <nigel@mips.com>
17970 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
17971 function attributes, "far" being an alias for "long_call".
17972 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
17973 (mips_near_type_p, mips_far_type_p): New.
17974 (mips_comp_type_attributes): New function to check that attributes
17975 attached to a function type are compatible.
17976 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
17977 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
17978 to the target function of the thunk.
17979 (mips_encode_section_info): Check for "near" and "far" function
17980 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
17982 * config/mips/predicates.md (const_call_insn_operand): Test only
17983 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
17985 * doc/extend.texi (Function Attributes): Document MIPS "near" and
17988 * testsuite/gcc.target/mips/near-far-1.c: New test case.
17989 * testsuite/gcc.target/mips/near-far-2.c: New test case.
17990 * testsuite/gcc.target/mips/near-far-3.c: New test case.
17991 * testsuite/gcc.target/mips/near-far-4.c: New test case.
17993 2007-05-25 Eric Christopher <echristo@apple.com>
17995 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
17996 to x86-darwin configurations.
17997 * config/i386/t-darwin: Add softfp support.
17998 * config/i386/t-darwin64: Ditto.
17999 * config/i386/sfp-machine.h: If mach then don't use
18000 aliasing, emit a stub to call.
18002 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
18004 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
18005 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
18006 tree-predcom.c, tree-ssa-alias-warnings.c,
18007 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
18008 comment typos. Follow spelling conventions.
18009 * doc/cpp.texi, doc/invoke.texi: Fix typos.
18011 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18014 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
18015 constants into memory. Expand unaligned memory references for
18016 SSE modes via x86_expand_vector_move_misalign() function.
18018 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
18020 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
18021 "memory" attribute for "sseishft" type insn without operands[2].
18023 2007-05-25 Dirk Mueller <dmueller@suse.de>
18024 Marcus Meissner <meissner@suse.de>
18026 * doc/extend.texi (alloc_size): New attribute.
18027 * c-common.c (handle_alloc_size_attribute): New.
18028 * tree-object-size.c (alloc_object_size): Use alloc_size
18029 attribute, if available.
18031 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18033 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
18035 (__builtin_ia32_vec_ext_v2di): Likewise.
18036 (__builtin_ia32_vec_ext_v4si): Likewise.
18037 (__builtin_ia32_vec_ext_v8hi): Likewise.
18038 (__builtin_ia32_vec_ext_v16qi): Likewise.
18039 (__builtin_ia32_vec_set_v8hi): Likewise.
18041 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18043 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
18045 2007-05-25 Richard Sandiford <richard@codesourcery.com>
18047 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
18048 (arm_is_longcall_p): Rename to...
18049 (arm_is_long_call_p): ...this. Take a single tree argument and
18051 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
18052 (CUMULATIVE_ARGS): Remove call_cookie.
18053 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
18054 (ENCODED_LONG_CALL_ATTR_P): Delete.
18055 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
18056 LONG_CALL_FLAG_CHAR cases.
18057 (ARM_DECLARE_FUNCTION_SIZE): Delete.
18058 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
18059 ARM_DECLARE_FUNCTION_SIZE.
18060 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
18061 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
18062 (arm_encode_call_attribute, current_file_function_operand): Delete.
18063 (arm_function_in_section_p): New function.
18064 (arm_is_longcall_p): Rename to...
18065 (arm_is_long_call_p): ...this. Take the target function as a single
18066 argument and return a bool. Do not rely on call cookies. Check
18067 whether the target symbol is in the same section as the current
18068 function, not just the same compilation unit.
18069 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
18070 (arm_encode_section_info): Don't encode a call type.
18071 * config/arm/arm.md (call, call_value): Update calls to
18072 arm_is_long(_)call_p. Simplify logic.
18073 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
18074 Update calls to arm_is_long(_)call_p.
18076 2007-05-25 Richard Guenther <rguenther@suse.de>
18078 PR tree-optimization/31982
18079 * tree-ssa-forwprop.c
18080 (forward_propagate_addr_into_variable_array_index): Handle arrays
18081 with element size one.
18083 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
18085 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
18086 (umulsi3_highpart): Likewise.
18088 2007-05-24 Ian Lance Taylor <iant@google.com>
18090 PR rtl-optimization/32069
18091 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
18094 2007-05-24 Ollie Wild <aaw@google.com>
18096 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
18099 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
18101 * postreload-gcse.c (reg_changed_after_insn_p): New function.
18102 (oprs_unchanged_p): Use it to check all registers in a REG.
18103 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
18104 (reg_set_between_after_reload_p): Delete.
18105 (reg_used_between_after_reload_p): Likewise.
18106 (reg_set_or_used_since_bb_start): Likewise.
18107 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
18108 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
18109 Use reg_set_between_p instead of reg_set_between_after_reload_p.
18110 * rtlanal.c (reg_set_p): Check whether REG overlaps
18111 regs_invalidated_by_call, rather than just checking the
18112 membership of REGNO (REG).
18114 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18116 * doc/passes.texi: Document predictive commoning.
18117 * doc/invoke.texi (-fpredictive-commoning): Document.
18118 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
18119 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
18120 adding indices to the generated name.
18121 (schedule_sm): Pass 0 to get_lsm_tmp_name.
18122 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
18123 * tree-pretty-print.c (op_symbol_1): Renamed to ...
18124 (op_symbol_code): ... and exported.
18125 (dump_omp_clause, op_symbol): Use op_symbol_code
18126 instead of op_symbol_1.
18127 * tree-pass.h (pass_predcom): Declare.
18128 * timevar.def (TV_PREDCOM): New timevar.
18129 * tree-ssa-loop.c (run_tree_predictive_commoning,
18130 gate_tree_predictive_commoning, pass_predcom): New.
18131 * tree-data-ref.c (find_data_references_in_loop): Find the
18132 references in dominance order.
18133 (canonicalize_base_object_address): Ensure that the result has
18135 (dr_analyze_innermost): Export.
18136 (create_data_ref): Code to fail for references with invariant
18138 (find_data_references_in_stmt): ... here.
18139 * tree-data-ref.h (dr_analyze_innermost): Declare.
18140 * tree-affine.c: Include tree-gimple.h and hashtab.h.
18141 (aff_combination_find_elt, name_expansion_hash,
18142 name_expansion_eq, tree_to_aff_combination_expand,
18143 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
18145 * tree-affine.h (aff_combination_constant_multiple_p,
18146 tree_to_aff_combination_expand): Declare.
18147 * tree-predcom.c: New file.
18148 * common.opt (fpredictive-commoning): New option.
18149 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
18150 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
18151 * Makefile.in (tree-predcom.o): Add.
18152 (tree-affine.o): Add TREE_GIMPLE_H dependency.
18153 * passes.c (init_optimization_passes): Add dceloop after
18154 copy propagation in loop optimizer. Add predictive commoning
18155 to loop optimizer passes.
18157 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18159 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
18162 2007-05-24 Jan Hubicka <jh@suse.cz>
18164 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
18166 (genheader): Include statistics.h.
18168 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
18170 * print-rtl.c (flag_dump_unnumbered): Update comments.
18171 (print_rtl): Fix my previous change.
18172 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
18175 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18177 PR middle-end/32018
18178 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
18180 (thread_through_all_blocks): Call initialize_original_copy_tables
18181 and free_original_copy_tables.
18182 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
18184 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18185 * cfghooks.c (duplicate_block): Use get_loop_copy.
18186 * cfg.c: Include cfgloop.h.
18187 (loop_copy): New hash table.
18188 (initialize_original_copy_tables): Initialize loop_copy table.
18189 (free_original_copy_tables): Free loop_copy table.
18190 (copy_original_table_clear, copy_original_table_set,
18191 set_loop_copy, get_loop_copy): New functions.
18192 (set_bb_original, set_bb_copy): Use copy_original_table_set.
18193 * cfgloop.h (struct loop): Remove copy field.
18194 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
18195 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
18197 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18199 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
18200 -msse/-msse2/-msse3.
18202 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18204 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
18205 __builtin_ia32_vec_set_v2di with MASK_64BIT.
18207 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
18210 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
18211 * targhooks.h (default_mangle_decl_assembler_name): Declare
18213 * targhooks.c (default_mangle_decl_assembler_name): Define
18215 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
18217 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
18218 * langhooks.c (lhd_set_decl_assembler_name): Call
18219 targetm.mangle_decl_assembler_name for names with global scope.
18221 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
18223 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
18224 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
18226 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
18227 New. Factored out of i386_pe_encode_section_info.
18228 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
18229 Move check for prior decoration of stdcall
18230 symbols to i386_pe_encode_section_info.
18231 (i386_pe_encode_section_info): Adjust call to
18232 gen_stdcall_or_fastcall_suffix. Use
18233 i386_pe_maybe_mangle_decl_assembler_name, if needed.
18234 (i386_pe_mangle_decl_assembler_name): New. Wrap
18235 i386_pe_maybe_mangle_decl_assembler_name.
18237 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18239 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
18240 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
18241 * langhooks.c (get_signed_or_unsigned_type): Don't check for
18242 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
18243 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
18246 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
18247 Nigel Stephens <nigel@mips.com>
18248 Richard Sandiford <richard@codesourcery.com>
18250 Fix up MIPS16 hard float and add support for complex.
18252 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
18253 (TARGET_SOFT_FLOAT_ABI): New.
18254 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
18255 __mips_soft_float to reflect the ABI in use, not whether the
18256 FPU is directly accessible (e.g., in MIPS16 mode).
18257 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
18258 (UNITS_PER_FPVALUE): Likewise.
18260 * config/mips/mips.c (mips_expand_call): Remove redundant
18261 TARGET_MIPS16 check.
18262 (mips_arg_regno): New.
18263 (function_arg_advance): When setting bits in cum->fp_code for
18264 MIPS16, don't subtract 1 from cum->arg_number, since it is now
18266 (function_arg): Use mips_arg_regno.
18267 (mips_return_mode_in_fpr_p): New.
18268 (mips16_call_stub_mode_suffix): New.
18269 (mips16_cfun_returns_in_fpr_p): New.
18270 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
18271 (mips_output_function_prologue): Test mips16_hard_float, not
18272 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
18273 (mips_expand_epilogue): Call MIPS16 helper routines to copy
18274 return value into a floating-point register.
18275 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
18276 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
18277 (mips16_fp_args): Handle MIPS32r2 ISA which supports
18278 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
18279 word of double arguments from or to the high bits of 64-bit
18280 floating point registers.
18281 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
18282 (mips16_fpret_double): New helper function.
18283 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
18284 support for complex modes. Fill in DECL_RESULT for stubdecl.
18285 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
18287 * config/mips/mips16.S
18288 (RET, ARG1, ARG2): New.
18289 (MERGE_GPRf, MERGE_GPRt): New.
18290 (DELAYt, DELAYf): New.
18291 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
18292 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
18293 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
18294 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
18295 (SFOP): Renamed to...
18296 (OPSF3): This, and macro-ified. Updated all uses.
18297 (SFOP2): Renamed to...
18298 (OPSF2): This, and macro-ified. Updated all uses.
18299 (SFCMP): Renamed to...
18300 (CMPSF): This, and macro-ified. Updated all uses.
18301 (SFREVCMP): Renamed to...
18302 (REVCMPSF): This, and macro-ified. Updated all uses.
18303 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
18304 (LDDBL1, LDDBL2, RETDBL): Deleted.
18305 (DFOP): Renamed to...
18306 (OPDF3): This, and macro-ified. Updated all uses.
18307 (DFOP2): Renamed to...
18308 (OPDF2): This, and macro-ified. Updated all uses.
18309 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
18310 (DFCMP): Renamed to...
18311 (CMPDF): This, and macro-ified. Updated all uses.
18312 (DFREVCMP): Renamed to...
18313 (REVCMPDF): This, and macro-ified. Updated all uses.
18314 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
18315 (RET_FUNCTION): New.
18316 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
18317 (__mips16_ret_sc, __mips16_ret_dc): New.
18318 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
18319 STUB_ARGS_6, STUB_ARGS_10): New.
18320 (CALL_STUB_NO_RET): New.
18321 (__mips16_call_stub_1): Macro-ified.
18322 (__mips16_call_stub_5): Macro-ified.
18323 (__mips16_call_stub_2): Macro-ified.
18324 (__mips16_call_stub_6): Macro-ified.
18325 (__mips16_call_stub_9): Macro-ified.
18326 (__mips16_call_stub_10): Macro-ified.
18327 (CALL_STUB_RET): New.
18328 (__mips16_call_stub_sf_0): Macro-ified.
18329 (__mips16_call_stub_sf_1): Macro-ified.
18330 (__mips16_call_stub_sf_5): Macro-ified.
18331 (__mips16_call_stub_sf_2): Macro-ified.
18332 (__mips16_call_stub_sf_6): Macro-ified.
18333 (__mips16_call_stub_sf_9): Macro-ified.
18334 (__mips16_call_stub_sf_10): Macro-ified.
18335 (__mips16_call_stub_df_0): Macro-ified.
18336 (__mips16_call_stub_df_1): Macro-ified.
18337 (__mips16_call_stub_df_5): Macro-ified.
18338 (__mips16_call_stub_df_2): Macro-ified.
18339 (__mips16_call_stub_df_6): Macro-ified.
18340 (__mips16_call_stub_df_9): Macro-ified.
18341 (__mips16_call_stub_df_10): Macro-ified.
18342 (__mips16_call_stub_sc_0): New.
18343 (__mips16_call_stub_sc_1): New.
18344 (__mips16_call_stub_sc_5): New.
18345 (__mips16_call_stub_sc_2): New.
18346 (__mips16_call_stub_sc_6): New.
18347 (__mips16_call_stub_sc_9): New.
18348 (__mips16_call_stub_sc_10): New.
18349 (__mips16_call_stub_dc_0): New.
18350 (__mips16_call_stub_dc_1): New.
18351 (__mips16_call_stub_dc_5): New.
18352 (__mips16_call_stub_dc_2): New.
18353 (__mips16_call_stub_dc_6): New.
18354 (__mips16_call_stub_dc_9): New.
18355 (__mips16_call_stub_dc_10): New.
18357 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
18358 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
18359 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
18361 2007-05-23 Ian Lance Taylor <iant@google.com>
18363 * doc/invoke.texi (Invoking GCC): Document that the order of the
18366 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
18369 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
18370 * config/score/predicate.md (const_pow2, const_npow2): Remove.
18371 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
18375 * config/score/score.c (score_print_operand): Make sure that only
18376 lower bits are used.
18378 2007-05-22 Ian Lance Taylor <iant@google.com>
18380 * tree-vrp.c (avoid_overflow_infinity): New static function,
18381 broken out of set_value_range_to_value.
18382 (set_value_range_to_value): Call avoid_overflow_infinity.
18383 (extract_range_from_assert): Likewise.
18385 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18387 PR middle-end/31095
18388 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
18389 change the type before looking for a COMPOUND_EXPR.
18391 2007-05-22 Ian Lance Taylor <iant@google.com>
18393 * lower-subreg.c (decompose_multiword_subregs): If we change an
18394 insn, call remove_retval_note on it.
18396 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18398 * regs.h (end_hard_regno): New function.
18399 (END_HARD_REGNO, END_REGNO): New macros.
18400 (add_to_hard_reg_set): New function.
18401 (remove_from_hard_reg_set): Likewise.
18402 (in_hard_reg_set_p): Likewise.
18403 (overlaps_hard_reg_set_p): Likewise.
18404 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
18405 (note_btr_set): Use END_HARD_REGNO.
18406 * caller-save.c (setup_save_areas): Use end_hard_regno.
18407 (mark_set_regs): Use END_HARD_REGNO.
18408 (add_stored_regs): Use end_hard_regno.
18409 (mark_referenced_regs): Use add_to_hard_reg_set.
18410 * combine.c (update_table_tick): Use END_REGNO.
18411 (record_value_for_reg): Likewise.
18412 (record_dead_and_set_regs): Likewise.
18413 (get_last_value_validate): Likewise.
18414 (use_crosses_set_p): Likewise.
18415 (reg_dead_at_p_1): Likewise.
18416 (reg_dead_at_p): Likewise.
18417 (mark_used_regs_combine): Use add_to_hard_reg_set.
18418 (move_deaths): Use END_HARD_REGNO.
18419 (reg_bitfield_target_p): Use end_hard_regno.
18420 (distribute_notes): Use END_HARD_REGNO.
18421 * cse.c (mention_regs): Use END_REGNO.
18422 (insert): Use add_to_hard_reg_set.
18423 (invalidate): Use END_HARD_REGNO.
18424 (invalidate_for_call): Likewise.
18425 (exp_equiv_p): Use END_REGNO.
18426 (cse_insn): Likewise.
18427 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
18428 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
18429 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
18430 * function.c (keep_stack_depressed): Use end_hard_regno.
18431 * global.c (global_alloc): Use end_hard_regno.
18432 (global_conflicts): Use add_to_hard_reg_set instead of
18434 (find_reg): Likewise.
18435 (mark_reg_store): Likewise.
18436 (mark_reg_conflicts): Likewise.
18437 (mark_reg_death): Use remove_from_hard_reg_set.
18438 (mark_reg_live_nc): Delete.
18439 (set_preference): Use end_hard_regno.
18440 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
18441 remove_from_hard_reg_set.
18442 (post_mark_life): Use add_to_hard_reg_set.
18443 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
18444 (reg_becomes_live): Use add_to_hard_reg_set.
18445 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
18446 (peep2_find_free_register): Use add_to_hard_reg_set.
18447 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
18448 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
18449 * regrename.c (note_sets): Use add_to_hard_reg_set.
18450 (clear_dead_regs): Use remove_from_hard_reg_set.
18451 (regrename_optimize): Use add_to_hard_reg_set.
18452 (find_oldest_value_reg): Use in_hard_reg_set_p.
18453 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
18454 (hard_reg_set_here_p): Use end_hard_regno.
18455 (decompose): Likewise.
18456 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
18457 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
18458 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
18459 (mark_home_live): Use end_hard_regno.
18460 (spill_hard_reg): Likewise.
18461 (clear_reload_reg_in_use): Likewise.
18462 * reorg.c (delete_prior_computation): Use END_REGNO.
18463 * resource.c (update_live_status): Use END_HARD_REGNO.
18464 (mark_referenced_resources): Use add_to_hard_reg_set.
18465 (mark_set_resources): Likewise.
18466 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
18467 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
18468 (reg_overlap_mentioned_p): Likewise.
18469 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
18470 (covers_regno_no_parallel_p): Use END_REGNO.
18471 (find_regno_note): Likewise.
18472 (find_reg_fusage): Use END_HARD_REGNO.
18473 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
18474 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
18476 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18478 * mode-switching.c (reg_dies): Change type of second argument to
18480 (optimize_mode_switching): Update accordingly.
18482 2007-05-22 Richard Sandiford <richard@codesourcery.com>
18484 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
18486 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
18487 (hard_reg_set_empty_p): ...these new functions.
18488 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
18489 GO_IF_HARD_REG_SUBSET.
18490 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
18491 instead of GO_IF_HARD_REG_EQUAL.
18492 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
18493 instead of GO_IF_HARD_REG_EQUAL.
18494 * global.c (find_reg): Use hard_reg_set_empty_p instead of
18495 GO_IF_HARD_REG_SUBSET.
18496 (modify_reg_pav): Use hard_reg_set_empty_p instead of
18497 GO_IF_HARD_REG_EQUAL.
18498 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
18499 of GO_IF_HARD_REG_SUBSET.
18500 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
18501 instead of GO_IF_HARD_REG_EQUAL.
18502 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
18503 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
18504 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
18505 of GO_IF_HARD_REG_SUBSET,
18506 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
18507 GO_IF_HARD_REG_SUBSET.
18508 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
18509 instead of GO_IF_HARD_REG_EQUAL.
18510 * config/sh/sh.c (push_regs, calc_live_regs): Use
18511 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
18512 (hard_regs_intersect_p): Delete.
18514 2007-05-22 Janis Johnson <janis187@us.ibm.com>
18516 * doc/sourcebuild.texi (Test Directives) Add dg-message.
18518 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
18519 Richard Henderson <rth@redhat.com>
18521 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
18523 (x86_64-*-*): Likewise.
18525 * i386/i386-modes.def (V2QI): New.
18527 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
18529 (override_options): Support SSE4.1.
18530 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
18531 (IX86_BUILTIN_BLENDPS): Likewise.
18532 (IX86_BUILTIN_BLENDVPD): Likewise.
18533 (IX86_BUILTIN_BLENDVPS): Likewise.
18534 (IX86_BUILTIN_PBLENDVB128): Likewise.
18535 (IX86_BUILTIN_PBLENDW128): Likewise.
18536 (IX86_BUILTIN_DPPD): Likewise.
18537 (IX86_BUILTIN_DPPS): Likewise.
18538 (IX86_BUILTIN_INSERTPS128): Likewise.
18539 (IX86_BUILTIN_MOVNTDQA): Likewise.
18540 (IX86_BUILTIN_MPSADBW128): Likewise.
18541 (IX86_BUILTIN_PACKUSDW128): Likewise.
18542 (IX86_BUILTIN_PCMPEQQ): Likewise.
18543 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
18544 (IX86_BUILTIN_PMAXSB128): Likewise.
18545 (IX86_BUILTIN_PMAXSD128): Likewise.
18546 (IX86_BUILTIN_PMAXUD128): Likewise.
18547 (IX86_BUILTIN_PMAXUW128): Likewise.
18548 (IX86_BUILTIN_PMINSB128): Likewise.
18549 (IX86_BUILTIN_PMINSD128): Likewise.
18550 (IX86_BUILTIN_PMINUD128): Likewise.
18551 (IX86_BUILTIN_PMINUW128): Likewise.
18552 (IX86_BUILTIN_PMOVSXBW128): Likewise.
18553 (IX86_BUILTIN_PMOVSXBD128): Likewise.
18554 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
18555 (IX86_BUILTIN_PMOVSXWD128): Likewise.
18556 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
18557 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
18558 (IX86_BUILTIN_PMOVZXBW128): Likewise.
18559 (IX86_BUILTIN_PMOVZXBD128): Likewise.
18560 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
18561 (IX86_BUILTIN_PMOVZXWD128): Likewise.
18562 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
18563 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
18564 (IX86_BUILTIN_PMULDQ128): Likewise.
18565 (IX86_BUILTIN_PMULLD128): Likewise.
18566 (IX86_BUILTIN_ROUNDPD): Likewise.
18567 (IX86_BUILTIN_ROUNDPS): Likewise.
18568 (IX86_BUILTIN_ROUNDSD): Likewise.
18569 (IX86_BUILTIN_ROUNDSS): Likewise.
18570 (IX86_BUILTIN_PTESTZ): Likewise.
18571 (IX86_BUILTIN_PTESTC): Likewise.
18572 (IX86_BUILTIN_PTESTNZC): Likewise.
18573 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
18574 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
18575 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
18576 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
18577 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
18578 (bdesc_ptest): New.
18579 (bdesc_sse_3arg): Likewise.
18580 (bdesc_2arg): Likewise.
18581 (bdesc_1arg): Likewise.
18582 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
18584 (ix86_expand_sse_4_operands_builtin): New.
18585 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
18586 smaller than 8 bits as the 2nd arg.
18587 (ix86_expand_sse_ptest): New.
18588 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
18589 (ix86_expand_vector_set): Support SSE4.1.
18590 (ix86_expand_vector_extract): Likewise.
18592 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18593 __SSE4_1__ for -msse4.1.
18595 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
18596 (UNSPEC_INSERTPS): Likewise.
18597 (UNSPEC_DP): Likewise.
18598 (UNSPEC_MOVNTDQA): Likewise.
18599 (UNSPEC_MPSADBW): Likewise.
18600 (UNSPEC_PHMINPOSUW): Likewise.
18601 (UNSPEC_PTEST): Likewise.
18602 (UNSPEC_ROUNDP): Likewise.
18603 (UNSPEC_ROUNDS): Likewise.
18605 * config/i386/i386.opt (msse4.1): New for SSE4.1.
18607 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
18608 (const_pow2_1_to_32768_operand): Likewise.
18610 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
18613 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
18615 (sse4_1_insertps): Likewise.
18616 (*sse4_1_extractps): Likewise.
18617 (sse4_1_ptest): Likewise.
18618 (sse4_1_mulv2siv2di3): Likewise.
18619 (*sse4_1_mulv4si3): Likewise.
18620 (*sse4_1_smax<mode>3): Likewise.
18621 (*sse4_1_umax<mode>3): Likewise.
18622 (*sse4_1_smin<mode>3): Likewise.
18623 (*sse4_1_umin<mode>3): Likewise.
18624 (sse4_1_eqv2di3): Likewise.
18625 (*sse4_1_pinsrb): Likewise.
18626 (*sse4_1_pinsrd): Likewise.
18627 (*sse4_1_pinsrq): Likewise.
18628 (*sse4_1_pextrb): Likewise.
18629 (*sse4_1_pextrb_memory): Likewise.
18630 (*sse4_1_pextrw_memory): Likewise.
18631 (*sse4_1_pextrq): Likewise.
18632 (sse4_1_blendpd): Likewise.
18633 (sse4_1_blendps): Likewise.
18634 (sse4_1_blendvpd): Likewise.
18635 (sse4_1_blendvps): Likewise.
18636 (sse4_1_dppd): Likewise.
18637 (sse4_1_dpps): Likewise.
18638 (sse4_1_movntdqa): Likewise.
18639 (sse4_1_mpsadbw): Likewise.
18640 (sse4_1_packusdw): Likewise.
18641 (sse4_1_pblendvb): Likewise.
18642 (sse4_1_pblendw): Likewise.
18643 (sse4_1_phminposuw): Likewise.
18644 (sse4_1_extendv8qiv8hi2): Likewise.
18645 (*sse4_1_extendv8qiv8hi2): Likewise.
18646 (sse4_1_extendv4qiv4si2): Likewise.
18647 (*sse4_1_extendv4qiv4si2): Likewise.
18648 (sse4_1_extendv2qiv2di2): Likewise.
18649 (*sse4_1_extendv2qiv2di2): Likewise.
18650 (sse4_1_extendv4hiv4si2): Likewise.
18651 (*sse4_1_extendv4hiv4si2): Likewise.
18652 (sse4_1_extendv2hiv2di2): Likewise.
18653 (*sse4_1_extendv2hiv2di2): Likewise.
18654 (sse4_1_extendv2siv2di2): Likewise.
18655 (*sse4_1_extendv2siv2di2): Likewise.
18656 (sse4_1_zero_extendv8qiv8hi2): Likewise.
18657 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
18658 (sse4_1_zero_extendv4qiv4si2): Likewise.
18659 (*sse4_1_zero_extendv4qiv4si2): Likewise.
18660 (sse4_1_zero_extendv2qiv2di2): Likewise.
18661 (*sse4_1_zero_extendv2qiv2di2): Likewise.
18662 (sse4_1_zero_extendv4hiv4si2): Likewise.
18663 (*sse4_1_zero_extendv4hiv4si2): Likewise.
18664 (sse4_1_zero_extendv2hiv2di2): Likewise.
18665 (*sse4_1_zero_extendv2hiv2di2): Likewise.
18666 (sse4_1_zero_extendv2siv2di2): Likewise.
18667 (*sse4_1_zero_extendv2siv2di2): Likewise.
18668 (sse4_1_roundpd): Likewise.
18669 (sse4_1_roundps): Likewise.
18670 (sse4_1_roundsd): Likewise.
18671 (sse4_1_roundss): Likewise.
18672 (mulv4si3): Don't expand for SSE4.1.
18673 (smax<mode>3): Likewise.
18674 (umaxv4si3): Likewise.
18675 (uminv16qi3): Likewise.
18676 (umin<mode>3): Likewise.
18677 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
18679 * doc/extend.texi: Document SSE4.1 built-in functions.
18681 * doc/invoke.texi: Document -msse4.1.
18683 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
18685 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
18686 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
18687 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
18688 (ASM_SPEC): Add asm_pcrel_spec.
18689 (EXTRA_SPECS): Add asm_pcrel_spec.
18691 2007-05-21 David Daney <ddaney@avtrex.com>
18693 * doc/install.texi (Building a cross compiler): Add requirements
18694 for Java cross compiler.
18696 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18698 PR middle-end/31995
18699 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
18700 Add loopno argument. Use evolution_function_is_invariant_rec_p
18701 instead of evolution_function_is_constant_p.
18702 Update calls to evolution_function_is_affine_multivariate_p.
18703 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
18704 Add loopno argument.
18705 * tree-scalar-evolution.c (gather_chrec_stats): Call
18706 evolution_function_is_affine_multivariate_p with a loop
18708 * tree-data-ref.c (analyze_miv_subscript): Likewise.
18709 (analyze_overlapping_iterations): Likewise.
18710 (access_functions_are_affine_or_constant_p): Likewise.
18711 (build_classic_dist_vector_1): If the access functions
18712 are equal, don't do anything.
18714 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
18715 Paolo Carlini <pcarlini@suse.de>
18716 Uros Bizjak <ubizjak@gmail.com>
18718 * c-cppbuiltin.c (c_cpp_builtins): Define
18719 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
18720 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
18721 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
18722 * doc/cpp.texi ([Standard Predefined Macros]): Document.
18724 2007-05-21 Mike Stump <mrs@apple.com>
18726 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
18728 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
18730 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
18732 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
18733 implementation if __OPTIMIZE__ is not defined.
18734 (_mm_alignr_pi8): Ditto.
18735 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18736 (_mm_inserti_si64): Ditto.
18737 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18738 (_mm_slli_epi16): Ditto.
18739 (_mm_slli_epi32): Ditto.
18740 (_mm_slli_epi64): Ditto.
18741 (_mm_srai_epi16): Ditto.
18742 (_mm_srai_epi32): Ditto.
18743 (_mm_srli_si128): Ditto.
18744 (_mm_slli_si128): Ditto.
18745 (_mm_srli_epi16): Ditto.
18746 (_mm_srli_epi32): Ditto.
18747 (_mm_srli_epi64): Ditto.
18748 (_mm_extract_epi16): Ditto.
18749 (_mm_insert_epi16): Ditto.
18750 (_mm_shufflehi_epi16): Ditto.
18751 (_mm_shufflelo_epi16): Ditto.
18752 (_mm_shuffle_epi32): Ditto.
18753 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
18754 (_m_pextrw): Ditto.
18755 (_mm_insert_pi16): Ditto.
18756 (_m_pinsrw): Ditto.
18757 (_mm_shuffle_pi16): Ditto.
18758 (_m_pshufw): Ditto.
18759 (_mm_shufle_ps): Ditto.
18760 (_mm_prefetch): Ditto.
18762 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
18764 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
18765 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
18766 * real.c (encode_i370_single, decode_i370_single,
18767 encode_i370_double, decode_i370_double): Functions removed.
18768 (i370_single_format, i370_double_format): Initializations removed.
18769 (real_maxval, round_for_format, exact_real_truncate, significand_size):
18770 Consider the log2_b field to always be one.
18771 (ieee_single_format, mips_single_format, coldfire_single_format,
18772 ieee_double_format, mips_double_format, coldfire_double_format,
18773 ieee_extended_motorola_format, ieee_extended_intel_96_format,
18774 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
18775 ibm_extended_format, mips_extended_format, ieee_quad_format,
18776 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
18777 decimal_single_format, decimal_double_format, decimal_quad_format,
18778 c4x_single_format, c4x_extended_format, real_internal_format): Remove
18779 initialization of log2_b.
18780 * real.h (i370_single_format, i370_double_format): Declarations
18782 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
18783 field to always be one.
18785 2007-05-21 Andreas Schwab <schwab@suse.de>
18787 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
18788 NOTE_INSN_BASIC_BLOCK_P.
18789 (process_for_unwind_directive): Likewise.
18791 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
18793 * builtins.c (expand_builtin_setjmp_setup): Update comment.
18794 * function.h (struct function): Move va_list_gpr_size,
18795 va_list_fpr_size, function_frequency to front of bitfields. Add
18797 (current_function_calls_unwind_init): New.
18798 * except.c (expand_builtin_unwind_init): Set
18799 current_function_calls_unwind_init not
18800 current_function_has_nonlocal_label.
18801 * reload1.c (has_nonexceptional_receiver): New.
18802 (reload): Use it and current_function_calls_unwind_init to
18803 determine whether call-saved regs must be saved.
18805 2007-05-20 Jan Hubicka <jh@suse.cz>
18807 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
18808 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18809 * ddg.c (create_ddg): LIkewise.
18810 * final.c (final): Remove hunk moving line number notes around since
18811 they are no longer present at this stage.
18812 (final_scan_insn): Use NOTE_KIND instead of
18813 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18814 (output_asm_label): Likewise.
18815 * reorg.c (dbr_schedule): Likewise.
18816 * haifa-sched.c (unlink_other_notes): Likewise.
18817 * mode-switching.c (optimize_mode_switching): Likewise.
18818 * graph.c (start_bb): Likewise.
18819 * rtl.def (NOTE): Update description.
18820 * jump.c (squeeze_notes): Delete.
18821 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
18822 NOTE_INSN_BASIC_BLOCK_P when possible.
18823 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
18824 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
18825 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18826 (dwarf2out_var_location): Likewise.
18827 * cfgbuild.c (make_edges): Likewise.
18828 (find_basic_blocks_1): Likewise.
18829 * function.c (reorder_blocks_1): Likewise.
18830 (epilogue_done): Likewise.
18831 (reposition_prologue_and_epilogue_notes): Likewise.
18832 * print-rtl.c (print_rtx): Likewise; drop code for printing
18834 (print_rtl): Likewise.
18835 (print_rtl_single): Likewise.
18836 * gcse.c (insert_insn_start_bb): Likewise.
18837 * alias.c (init_alias_analysis): Likewise.
18838 * calls.c (fixup_tail_calls): Likewise.
18839 * except.c (sjlj_emit_function_enter): Likewise.
18840 * emit-rtl.c (add_insn_after): Likeiwse.
18841 (emit_label_before): Likewise.
18842 (emit_label_after): Likewise.
18843 (emit_note_before, emit_note_after, emit_note): Update
18844 parameter to be enum insn_note; do not deal with source
18846 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
18847 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
18849 (merge_blocks_move_successor_nojumps): Simplify now when
18850 we don't have BLOCK notes.
18851 (try_optimize_cfg): Likewise.
18852 * cfglayout.c (skip_insns_after_block): Likewise.
18853 (record_effective_endpoints): Likewise.
18854 (duplicate_insn_chain): Likewise.
18855 * varasm.c (output_constant_pool_1): Likewise.
18856 * sched-deps.c (sched_analyze): Likewise.
18857 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
18859 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
18860 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
18861 (SET_INSN_DELETED): Simplify.
18862 (NOTE_LINE_NUMBER): Exterminate.
18863 (NOTE_LINE_KIND): New.
18864 (NOTE_INSN_BASIC_BLOCK_P): Update.
18865 (enum insn_note): Simplify.
18866 (GET_NOTE_INSN_NAME) Simplify.
18867 (emit_note_before, emit_note_after, emit_note): Update prototype.
18868 (squeeze_notes): Remove.
18869 * sched-int.h (NOTE_NOT_BB_P): Update.
18870 * resource.c (mark_target_live_regs): Update.
18871 * sched-rgn.c (debug_dependencies): Update.
18872 * sched-vis.c (print_insn): Update.
18873 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
18874 * config/i386/i386.c (ix86_output_function_epilogue): Update.
18875 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
18876 (TARGET_ADJUST_UNROLL_MAX): Likewise.
18877 (split_branches): Update.
18878 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
18880 (sh_adjust_unroll_max): Exterminate.
18881 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
18882 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
18883 (m68hc11_reorg): Likewise.
18884 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
18885 (emit_predicate_relation_info): Update.
18886 (process_for_unwind_directive): Update.
18887 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
18888 (output_call): Update.
18889 * config/pa/pa.c (output_lbranch): Update.
18890 (output_millicode_call): Update.
18891 (output_call): Update.
18892 (pa_combine_instructions): Update.
18893 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
18894 * config/bfin/bfin.c (gen_one_bundle): Update.
18895 * cfgrtl.c (can_delete_note_p): Update.
18896 (delete_insn): Update.
18897 (rtl_merge_blocks): Update.
18898 (commit_one_edge_insertion): Update.
18899 (rtl_verify_flow_info): Update.
18900 * stmt.c (expand_case): Do not call squeeze_notes.
18902 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18909 * c.opt (Wtype-limits): New.
18910 * doc/invoke.texi (Wtype-limits): Document it.
18911 (Wextra): Enabled by -Wextra.
18912 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18913 * c-common.c (shorten_compare): Warn with Wtype-limits.
18915 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18917 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
18918 inlined function, not as a macro.
18919 (_mm_alignr_pi8): Ditto.
18920 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18921 (_mm_inserti_si64): Ditto.
18922 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18923 (_mm_extract_epi16): Ditto.
18924 (_mm_insert_epi16): Ditto.
18925 (_mm_shufflehi_epi16): Ditto.
18926 (_mm_shufflelo_epi16): Ditto.
18927 (_mm_shuffle_epi32): Ditto.
18928 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
18929 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
18931 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
18933 (_m_to_float): Use C89 compatible assignment.
18935 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
18938 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
18940 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18943 * doc/invoke.texi (Wreturn-type): Complete description.
18944 (Wextra): Delete item about return-type warning.
18945 * c-decl.c: Delete redundant Wextra warning.
18947 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18950 * config/i386/pmmintrin.h: Do not include xmmintrin.h
18951 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
18952 inlined function, not as a macro.
18953 (_mm_prefetch): Ditto.
18954 (_m_pextrw): Ditto.
18955 (_mm_insert_pi16): Ditto.
18956 (_m_pinsrw): Ditto.
18957 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
18958 (_m_pshufw): Ditto. Add const to __N argument.
18959 (_mm_shufle_ps): Ditto. Add const to __mask argument.
18960 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
18961 (_mm_slli_epi32): Ditto.
18962 (_mm_srli_si128): Implement as always inlined function, not as a
18963 macro. Add __inline to function declaration.
18964 (_mm_slli_si128): Ditto.
18966 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
18968 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
18969 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
18971 (struct fenv): New structure.
18972 (FP_HANDLE_EXCEPTIONS): New define.
18973 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
18974 (_FP_DECL_EXP): New define.
18975 (FP_INIT_ROUNDMODE): New define.
18976 (FP_ROUNDMODE): New define.
18978 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18980 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
18981 (Wconversion): Update description.
18982 (Wconversion-sign): New.
18983 * c.opt (Wconversion-sign): New.
18984 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
18985 means disabled for C++. Otherwise, take the status of Wconversion.
18986 * c-common.c (conversion_warning): Warn with either Wconversion or
18988 (warnings_for_convert_and_check): Conditions are already checked by
18989 conversion_warning.
18990 (convert_and_check): Don't check warnings if the conversion failed.
18992 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
18993 Anatoly Sokolov <aesok@dol.ru>
18995 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
18996 avr_epilogue_uses) : Add declaration.
18997 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
18998 * config/avr/constraints.md (R): New constraint.
18999 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
19000 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
19001 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
19002 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
19003 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
19004 call_prologue_saves, epilogue_restores, return_from_epilogue,
19005 return_from_main_epilogue, return_from_interrupt_epilogue,
19006 return_from_naked_epilogue, prologue, epilogue): New patterns.
19007 (jump): Handle symbol reference.
19008 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
19009 avr_output_function_prologue, avr_output_function_epilogue): Remove
19011 (avr_init_machine_status, expand_prologue, expand_epilogue,
19012 avr_asm_function_end_prologue, avr_epilogue_uses,
19013 avr_asm_function_begin_epilogue): New functions.
19014 (prologue_size, epilogue_size, jump_tables_size): Remove global
19016 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
19017 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
19018 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
19019 (avr_override_options): Initialise init_machine_status.
19020 (output_movhi): Handle all stack pointer loads.
19021 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
19022 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
19023 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
19024 (EPILOGUE_USES) Redefine.
19025 (machine_function) Declare.
19027 2007-05-19 Richard Sandiford <richard@codesourcery.com>
19029 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
19030 Use a single return statement.
19032 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19034 PR middle-end/30250
19035 * builtins.c (do_mpfr_lgamma_r): New.
19036 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
19037 * tree.h (CASE_FLT_FN_REENT): New.
19039 2007-05-18 Geoffrey Keating <geoffk@apple.com>
19041 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
19042 (output_die): Use 'unsigned long' with %x.
19043 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
19044 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
19045 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
19047 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
19049 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
19054 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
19055 true if function has no argument.
19057 2007-05-18 DJ Delorie <dj@redhat.com>
19059 * config/mips/mips.c (mips_offset_within_alignment_p): New.
19060 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
19062 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19064 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
19065 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
19066 count_trailing_zeros.
19067 (__i386__): Implement count_leading_zeros using __builtin_clz().
19068 Implement count_trailing_zeros usign __builtin_ctz().
19070 2007-05-18 Richard Sandiford <richard@codesourcery.com>
19072 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
19074 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19076 PR middle-end/31344
19077 * expr.c (emit_move_change_mode): Change mode of push operands here.
19079 2007-05-17 Ian Lance Taylor <iant@google.com>
19081 PR tree-optimization/31953
19082 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
19083 Change all callers.
19084 (set_value_range_to_null): Call set_value_range_to_value.
19085 (extract_range_from_comparison): Likewise.
19087 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19089 * toplev.c (print_version): Output GMP/MPFR version info.
19091 * builtins.c (CASE_MATHFN_REENT): New macro.
19092 (mathfn_built_in): Use it.
19093 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
19094 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
19095 BUILT_IN_LGAMMAL_R): New.
19096 * doc/extend.texi: Document new builtins.
19098 PR middle-end/31796
19099 * builtins.c (do_mpfr_remquo): New.
19100 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
19101 (fold_builtin_3): Handle BUILT_IN_REMQUO.
19103 PR middle-end/30251
19104 * builtins.c (fold_builtin_1): Handle y0, y1.
19105 (fold_builtin_2): Handle yn.
19107 PR middle-end/30251
19108 * builtins.c (do_mpfr_bessel_n): New.
19109 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
19110 (fold_builtin_2): Handle BUILT_IN_JN.
19112 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
19115 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
19116 TYPE_PRECISION (intmax_type_node).
19118 2007-05-17 Steve Ellcey <sje@cup.hp.com>
19121 * reload.c (subst_reloads): Remove checking.
19123 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
19125 PR rtl-optimization/31691
19126 * combine.c (simplify_set): Build a new src pattern instead of
19127 substituting its operands in the COMPARE case.
19129 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
19131 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
19132 (execute_vrp): Preserve loops through jump threading.
19133 * tree-ssa-threadupdate.c (thread_single_edge,
19134 dbds_continue_enumeration_p, determine_bb_domination_status,
19135 thread_through_loop_header): New functions.
19136 (create_edge_and_update_destination_phis,
19137 create_edge_and_update_destination_phis): Set loops for the new blocks.
19138 (prune_undesirable_thread_requests): Removed.
19139 (redirect_edges): Do not pretend that redirect_edge_and_branch can
19141 (thread_block): Do not call prune_undesirable_thread_requests.
19143 (mark_threaded_blocks): Select edges to thread here.
19144 (thread_through_all_blocks): Take may_peel_loop_headers argument.
19145 Thread edges through loop headers independently.
19146 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
19147 * tree-pass.h (TODO_mark_first_instance): New.
19148 (first_pass_instance): Declare.
19149 * cfghooks.c (duplicate_block): Put the block to the original loop
19150 if copy is not specified.
19151 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
19152 jump threading. Pass may_peel_loop_headers to
19153 thread_through_all_blocks according to first_pass_instance.
19154 * cfgloop.h (create_preheader): Declare.
19155 * tree-flow.h (thread_through_all_blocks): Declaration changed.
19156 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
19157 * passes.c (first_pass_instance): New variable.
19158 (next_pass_1): Set TODO_mark_first_instance.
19159 (execute_todo): Set first_pass_instance.
19161 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
19163 PR tree-optimization/24659
19164 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
19165 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
19166 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
19167 OTI_vec_pack_ufix_trunc.
19168 (vec_unpacks_float_hi_optab): Define new macro.
19169 (vec_unpacks_float_lo_optab): Ditto.
19170 (vec_unpacku_float_hi_optab): Ditto.
19171 (vec_unpacku_float_lo_optab): Ditto.
19172 (vec_pack_sfix_trunc_optab): Ditto.
19173 (vec_pack_ufix_trunc_optab): Ditto.
19174 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
19175 and vec_pack_[s|u]fix_trunc_optab using
19176 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
19177 * tree-vectorizer.c (supportable_widening_operation): Handle
19178 FLOAT_EXPR and CONVERT_EXPR. Update comment.
19179 (supportable_narrowing_operation): New function.
19180 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
19181 * tree-vect-transform.c (vectorizable_conversion): Handle
19182 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
19183 (vect_gen_widened_results_half): Move before vectorizable_conversion.
19184 (vectorizable_type_demotion): Call supportable_narrowing_operation()
19185 to check for target support.
19186 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
19187 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
19188 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
19189 for VEC_PACK_FIX_TRUNC_EXPR.
19190 (expand_binop): Special case mode of the result for
19191 vec_pack_[u|s]fix_trunc_optab.
19192 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
19193 vec_pack_[u|s]fix_trunc_optab.
19195 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
19196 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
19197 * tree-pretty-print.c (dump_generic_node): Handle
19198 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
19199 VEC_PACK_FIX_TRUNC_EXPR.
19201 * expr.c (expand_expr_real_1): Ditto.
19202 * tree-inline.c (estimate_num_insns_1): Ditto.
19203 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19205 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
19206 (vec_unpacks_float_lo_v8hi): Ditto.
19207 (vec_unpacku_float_hi_v8hi): Ditto.
19208 (vec_unpacku_float_lo_v8hi): Ditto.
19209 (vec_unpacks_float_hi_v4si): Ditto.
19210 (vec_unpacks_float_lo_v4si): Ditto.
19211 (vec_pack_sfix_trunc_v2df): Ditto.
19213 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
19215 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
19216 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
19217 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
19218 [vec_pack_ufix_trunc]: Ditto.
19219 [vec_unpacks_float_hi]: Ditto.
19220 [vec_unpacks_float_lo]: Ditto.
19221 [vec_unpacku_float_hi]: Ditto.
19222 [vec_unpacku_float_lo]: Ditto.
19224 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
19226 * soft-fp/README: Update for new files.
19227 * soft-fp/floattisf.c: New file.
19228 * soft-fp/floattidf.c: New file.
19229 * soft-fp/floattitf.c: New file.
19230 * soft-fp/floatuntisf.c: New file.
19231 * soft-fp/floatuntidf.c: New file.
19232 * soft-fp/floatuntitf.c: New file.
19233 * soft-fp/fixsfti.c: New file.
19234 * soft-fp/fixdfti.c: New file.
19235 * soft-fp/fixtfti.c: New file.
19236 * soft-fp/fixunssfti.c: New file.
19237 * soft-fp/fixunsdfti.c: New file.
19238 * soft-fp/fixunstfti.c: New file.
19239 * soft-fp/extendxftf.c: New file.
19240 * soft-fp/trunctfxf.c: New file.
19242 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
19243 (__trunctfxf2): Ditto.
19245 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
19246 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
19247 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
19248 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
19249 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
19250 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
19252 * config/i386/t-fprules-softfp64: New file.
19253 * config/i386/sfp-machine.h: New file.
19254 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
19255 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
19256 and soft-fp/t-softfp to tmake_file.
19257 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
19258 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
19260 * config/i386/t-linux64 (softfp_wrap_start): New.
19261 (softfp_wrap_end): New.
19262 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
19263 supported for TARGET_64BIT.
19265 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19267 * c-common.c (c_common_signed_or_unsigned_type): Emulate
19268 c_common_unsigned_type behavior.
19270 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
19272 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
19275 2007-05-16 Eric Christopher <echristo@apple.com>
19277 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
19278 saving after stack push. Set sp_offset whenever we push.
19279 (rs6000_emit_epilogue): Move altivec register restore before
19282 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19284 * configure.ac: Allow sysroots to be relocated under $prefix as
19285 well as $exec_prefix.
19286 * configure: Regenerate.
19288 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19292 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19294 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19295 (gcc_tooldir): Likewise.
19296 * configure: Regenerate.
19297 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19298 old configure.ac gcc_tooldir setting.
19299 (prefix_to_exec_prefix): New variable.
19300 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19301 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19303 2007-05-14 Janis Johnson <janis187@us.ibm.com>
19305 * c-typeck.c (build_binary_op): Return early for error.
19307 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
19309 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
19310 struct nb_iter_bound.
19311 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
19312 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
19313 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
19314 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
19315 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
19316 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
19317 (del_scev_info): Use ggc_free.
19318 (scev_initialize): Allocate scalar_evolution_info in gc memory.
19319 * loop-init.c: Include ggc.h.
19320 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
19321 (loop_optimizer_finalize): Use ggc_free.
19322 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
19323 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
19324 pass_iv_optimize): Add TODO_ggc_collect.
19325 * function.h (struct function): Remove skip marker from
19327 * cfgloop.c: Include ggc.h.
19328 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
19330 (establish_preds): Vector superloops is gc allocated.
19331 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
19333 (flow_loops_find): Vector larray is gc allocated.
19334 (loop_exit_free): Use ggc_free.
19335 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
19336 that head of exits list is now not a part of struct loop.
19337 (record_loop_exits): Allocate exits table in gc memory.
19338 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
19339 that head of exits list is now not a part of struct loop.
19340 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
19341 struct loop_exit): Add GTY marker.
19342 (struct loop): Add GTY marker. Make superloops vector gc allocated.
19343 Add skip marker to aux field. Make head of exits list a separate
19345 (struct loops): Add GTY marker. Make larray vector gc allocated.
19346 Add param marker to exits table.
19347 (get_loops): Type changed.
19348 * Makefile.in (tree-scalar-evolution.o): Add
19349 gt-tree-scalar-evolution.h dependency.
19350 (cfgloop.o, loop-init.o): Add ggc.h dependency.
19351 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
19352 * basic-block.h (struct basic_block_def): Remove skip marker from
19355 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
19357 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
19358 of 0 in the call to expand_expr().
19359 (expand_builtin_mathfn_3): Ditto.
19360 (expand_builtin_interclass_mathfn): Ditto.
19361 (expand_builtin_cexpi): Ditto.
19362 (expand_builtin_int_roundingfn): Ditto.
19363 (expand_builtin_int_roundingfn_2): Ditto.
19364 (expand_builtin_pow): Ditto.
19365 (expand_builtin_powi): Ditto.
19366 (expand_builtin_bswap): Ditto.
19367 (expand_builtin_unop): Ditto.
19368 (expand_builtin_fabs): Ditto.
19369 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
19370 the call to expand_expr().
19371 (expand_builtin_sync_operation): Ditto.
19372 (expand_builtin_compare_and_swap): Ditto.
19373 (expand_builtin_lock_test_and_set): Ditto.
19374 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
19375 instead of 0 in the call to expand_expr().
19376 (expand_builtin_extract_return_addr): Ditto.
19377 (expand_builtin_eh_return): Ditto.
19378 (expand_eh_return): Ditto.
19379 * explow.c (expr_size): Ditto.
19380 * expr.c (optimize_bitfield_assignment_op): Ditto.
19381 (expand_assignement): Ditto.
19382 (store_expr): Ditto.
19383 (store_field): Ditto.
19384 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
19385 the call to expand_expr().
19386 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
19387 in the call to expand_expr().
19388 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
19389 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
19390 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
19392 * optabs.c (expand_vec_shift_expr): Ditto.
19393 (expand_vec_cond_expr): Ditto.
19394 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
19395 call to expand_expr().
19396 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
19397 in the call to expand_expr().
19399 2007-05-14 Dave Korn <dave.korn@artimi.com>
19401 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
19403 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
19405 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
19406 instead of c_common_unsigned_type.
19407 (c_common_unsigned_type): Remove.
19408 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
19409 c_common_unsigned_type.
19410 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
19411 c_common_unsigned_type.
19412 * c-common.h (c_common_unsigned_type): Remove.
19413 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
19414 c_common_unsigned_type.
19415 * c-format.c (check_format_types): Use unsigned_type_for instead of
19416 c_common_unsigned_type.
19417 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19418 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
19419 of c_common_unsigned_type.
19420 * convert.c (convert_to_integer): Use unsigned_type_for instead of
19421 lang_hooks.types.unsigned_type.
19422 * expmed.c (make_tree): Use unsigned_type_for instead of
19423 lang_hooks.types.unsigned_type.
19424 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
19425 lang_hooks.types.unsigned_type.
19426 (build_range_check): Likewise.
19427 (fold_unary): Likewise.
19428 (fold_binary): Likewise.
19429 (fold_ternary): Likewise.
19430 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19431 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
19432 * tree.c (get_unsigned_type): New.
19433 (unsigned_type_for): Use get_unsigned_type instead of
19434 lang_hooks.types.unsigned_type.
19436 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
19438 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
19439 to m68k_get_function_kind. Update its prototype.
19440 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
19442 (m68k_interrupt_function_p): Return enum m68k_function_type
19443 instead of bool. Rename to m68k_get_function_kind.
19444 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
19445 target is not fido.
19446 (m68k_compute_frame_layout): Don't mark any register for save
19447 if an interrupt_thread attribute is specified.
19448 (m68k_hard_regno_rename_ok): Update a use of
19449 m68k_interrupt_function_p.
19450 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
19451 m68k_interrupt_function_p.
19452 (m68k_function_type): New.
19453 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
19454 for a function with an interrupt_thread attribute.
19455 * doc/extend.texi: Document the interrupt_thread attribute.
19457 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
19459 Fix PR tree-optimization/31911
19460 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
19461 if they didn't change the expression.
19463 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
19465 * tree-scalar-evolution.c (resolve_mixers): Exported.
19466 * tree-scalar-evolution.h (resolve_mixers): Declare.
19467 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
19468 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
19469 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
19470 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
19471 init_array_ref, init_pointer_ref, analyze_indirect_ref,
19472 strip_conversion, analyze_offset_expr, address_analysis,
19473 object_analysis, analyze_offset): Removed.
19474 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
19475 split_constant_offset, canonicalize_base_object_address,
19476 object_address_invariant_in_loop_p, disjoint_objects_p,
19477 dr_may_alias_p, dr_address_invariant_p): New functions.
19478 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
19479 and dr_analyze_alias.
19480 (initialize_data_dependence_relation): Use dr_may_alias_p
19481 and object_address_invariant_in_loop_p.
19482 (compute_self_dependence): Handle the case when
19483 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
19484 (find_data_references_in_stmt): Restrict the analysis of data
19485 references to the given loop nest.
19486 (find_data_references_in_loop): Made static. Pass loop nest to
19487 find_data_references_in_stmt.
19488 (compute_data_dependences_for_loop): Use DR_VOPS.
19489 (free_data_ref): Free DR_VOPS.
19490 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
19491 (struct innermost_loop_behavior): ... new.
19492 (struct base_object_info): Replaced by ...
19493 (struct indices): ... new.
19494 (struct dr_alias): New.
19495 (enum data_ref_type): Removed.
19496 (struct data_reference): Consist of struct innermost_loop_behavior,
19497 struct indices and struct dr_alias.
19498 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
19499 (DR_MEMTAG): Renamed to ...
19500 (DR_SYMBOL_TAG): ... this.
19501 (find_data_references_in_loop): Declaration removed.
19502 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
19503 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
19504 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
19505 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
19507 2007-05-13 Revital Eres <eres@il.ibm.com>
19509 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
19510 which walks virtual def-use chains to find redundant stores.
19511 (dse_optimize_stmt): Call it.
19513 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19515 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
19516 * passes.c (init_optimization_passes): Move pass_jump_bypass
19519 * basic-block.h (bb_has_eh_pred): Fix style issue.
19521 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19523 PR rtl-optimization/31848
19524 * loop-invariant.c (move_invariant_reg): If we move an insn
19525 with a REG_EQUAL note, and that insn is not always executed,
19526 remove the REG_EQUAL note.
19528 2007-05-12 Richard Guenther <rguenther@suse.de>
19530 PR tree-optimization/31797
19531 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
19532 propagate into a stmt that has volatile ops.
19534 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19536 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19537 (gcc_tooldir): Likewise.
19538 * configure: Regenerate.
19539 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19540 old configure.ac gcc_tooldir setting.
19541 (prefix_to_exec_prefix): New variable.
19542 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19543 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19545 2007-05-11 Silvius Rus <rus@google.com>
19547 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
19548 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
19549 * c-common.h (strict_aliasing_warning): Change return type.
19550 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
19551 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
19552 (build_c_cast): Condition call to strict_aliasing_warning.
19553 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
19554 * flags.h (set_Wstrict_aliasing): Declare.
19555 * opts.c (set_Wstrict_alising): Define, add call to.
19556 * tree-flow.h (strict_aliasing_warning_backend): Declare.
19557 * tree-ssa-alias-warnings.c: New file.
19558 * tree-ssa-alias.c (compute_may_aliases): Add call to
19559 strict_aliasing_warning_backend.
19561 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
19563 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19564 Use loop_depth and loop_outer accessor functions.
19565 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
19566 determine_invariantness_stmt, move_computations_stmt): Ditto.
19567 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
19568 add_loop, loopify, unloop, fix_loop_structure): Ditto.
19569 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
19570 * tree-scalar-evolution.c (interpret_loop_phi,
19571 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
19572 instantiate_parameters_1, scev_const_prop): Ditto.
19573 * cfghooks.c (make_forwarder_block): Ditto.
19574 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
19575 * modulo-sched.c (loop_canon_p): Ditto.
19576 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
19577 slpeel_can_duplicate_loop_p): Ditto.
19578 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
19579 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19580 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
19581 cancel_loop, verify_loop_structure): Ditto.
19582 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
19583 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
19584 superloops vector instead of "pred" array.
19585 (establish_preds): Take father loop as an argument. Initialize the
19587 (flow_loop_tree_node_add): Pass father loop to establish_preds.
19588 Do not initialize loop->outer.
19589 (flow_loop_tree_node_remove): Truncate the superloops vector.
19590 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
19591 "pred" merged to "superloops" vector.
19592 (loop_depth, loop_outer): New.
19593 (fel_init): Use loop_outer.
19595 2007-05-11 Jan Hubicka <jh@suse.cz>
19597 * cgraphunit.c: Include gt-cgraphunit.h
19598 (static_ctors, static_dtors): New static vars.
19599 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
19600 based on implementation in c-common.c
19601 (cgraph_finalize_function): Call record_cdtor_fn.
19602 (cgraph_optimize): Call cgraph_build_cdtor_fns.
19603 * decl.c (finish_function): Do not call c_record_cdtor_fn.
19604 (c_write_global_declarations): Do not call c_build_cdtor_fns.
19605 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
19606 build_cdtor, c_build_cdtor_fns): Remove.
19607 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
19608 c_build_cdtor_fns): Remove prototype.
19610 2007-05-11 Paolo Carlini <pcarlini@suse.de>
19613 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
19614 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
19615 * builtins.c (fold_builtin_memchr): New.
19616 (expand_builtin_memchr): Call the latter.
19617 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
19618 * doc/extend.texi ([Other built-in functions provided by GCC]):
19621 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
19623 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
19624 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
19625 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
19626 PFPO_OP1_TYPE_SHIFT): Constants added.
19627 (DFP_ALL): Mode macro defined.
19628 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
19629 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
19630 Insn definitions added.
19631 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
19632 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
19635 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
19637 PR tree-optimization/31885
19638 * tree-chrec.c (chrec_contains_undetermined): Do not consider
19639 NULL_TREE to be undetermined.
19640 (automatically_generated_chrec_p): Return false for NULL.
19642 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19644 * config/bfin/bfin.h (MOVE_RATIO): Define.
19646 2007-05-10 Richard Sandiford <richard@codesourcery.com>
19648 * config.gcc (sparc-wrs-vxworks): New target.
19649 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
19650 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
19651 * config/sparc/sparc.h: Include vxworks-dummy.h.
19652 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
19653 include LABEL_REFs too.
19654 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
19655 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
19657 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
19659 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
19660 (sparc_emit_call_insn): New function.
19661 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
19662 functions when generating VxWorks PIC.
19663 * config/sparc/sparc.md (vxworks_load_got): New pattern.
19664 (call, call_value): Use sparc_emit_call_insn instead of
19667 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19669 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
19671 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19673 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
19674 for floating-point values if HOST_BITS_PER_LONG > 32. Use
19675 split_double instead of operand_subword.
19677 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19679 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
19680 * config/bfin/bfin.c (bfin_local_alignment): New function.
19681 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
19683 2007-05-08 Chao-ying Fu <fu@mips.com>
19685 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
19686 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
19687 (smsub_widen_optab, umsub_widen_optab): Define.
19688 * optabs.c (init_optabs): Initialize smsub_widen_optab and
19690 * genopinit.c (optabs): Fill in smsub_widen_optab and
19692 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
19693 and umsub_widen_optab to implement multiply-subtract sequences.
19694 * config/mips/mips.md (*msac<u>_di): Rename to...
19695 (<u>msubsidi4): ...this. Extend condition to include
19696 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19697 of operand 0 to "ka" and use the three-operand form of msub<u>
19699 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
19702 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19704 PR rtl-optimization/28011
19705 * reload.c (push_reload): Set dont_share if IN appears in OUT
19706 also when IN is a PLUS rtx.
19707 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
19710 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
19712 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
19713 call unshare_all_decls.
19714 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
19715 (unshare_all_decls): Remove.
19717 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
19720 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
19723 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
19724 Nigel Stephens <nigel@mips.com>
19726 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
19727 Update comments and all uses.
19728 (MIN_FPRS_PER_FMT): Define.
19729 * config/mips/mips.c (function_arg): Fix to correctly handle
19730 the -mips32r2 -mfp64 -mabi=32 case.
19731 (override_options): Enable use of odd-numbered registers for
19732 SFmode values on MIPS32.
19733 (mips_save_reg_p): Save whole floating-point register pair if
19734 either half is used.
19735 (compute_frame_size): Fix comment.
19737 2007-05-08 Jie Zhang <jie.zhang@analog.com>
19739 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
19740 argument of type bool.
19741 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
19742 argument. Safely select temporary P register according to it.
19743 (do_link): Change call site of add_to_reg accordingly.
19744 (do_unlink): Add epilogue_p as a fourth argument and pass it
19746 (expand_interrupt_handler_epilogue): Change call of do_unlink
19748 (bfin_expand_prologue): Add a third argument sibcall_p.
19749 * config/bfin/bfin.md (epilogue): Change call of
19750 bfin_expand_epilogue accordingly.
19751 (sibcall_epilogue): Likewise.
19752 (eh_return_internal): Likewise.
19754 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
19755 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
19756 * config/bfin/bfin.c (bfin_handle_option): Handle
19757 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
19758 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
19759 Support bf534, bf536 and bf561.
19760 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
19762 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
19765 * config/i386/i386.c (ix86_function_regparm): Process local
19766 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
19768 2007-05-07 Mike Stump <mrs@apple.com>
19770 * doc/invoke.texi (Warning Options): Document that -Wempty-body
19771 also checks for and while statements in C++.
19773 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
19775 * gcc.c (at_file_supplied): New variable.
19776 (main): Set it if we expanded argv.
19777 (do_spec_1): Pass an @-file to the linker if we were called with
19778 an @-file argument and HAVE_GNU_LD.
19779 * collect2.c (at_file_supplied): New variable.
19780 (response_file): New variable.
19781 (collect_exit): Unlink response_file if necessary.
19782 (handler): Likewise.
19783 (do_wait): Likewise.
19784 (main): Set at_file_supplied if we expanded argv.
19785 (collect_execute): Pass an @-file to subprocesses if we were called
19786 with an @-file argument.
19787 * configure.ac: Add define for HAVE_GNU_LD.
19788 * configure: Regenerate.
19789 * config.in: Regenerate.
19791 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
19793 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
19794 operand to HI mode.
19799 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
19801 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19802 (TARGET_ENCODE_SECTION_INFO): Re-define.
19803 (m32c_encode_section_info): New
19804 (function_vector_handler): New
19805 (current_function_special_page_vector): New
19806 (m32c_special_page_vector_p): New.
19807 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
19809 * config/m32c/jump.md: Added instruction JSRS for functions
19810 with attribute "function_vector".
19811 * doc/extend.texi (function_vector): Added description
19812 for M16C, M32C targets.
19814 2007-05-07 DJ Delorie <dj@redhat.com>
19817 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
19818 ashrpsi3, lshrpsi3): Update shift count constraint.
19820 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
19821 Nathan Froyd <froydnj@codesourcery.com>
19824 * c-incpath.c (add_path): Strip trailing path separators.
19826 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
19828 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
19829 Free dominance info before purging EH edges.
19830 (eliminate_degenerate_phis): Likewise.
19831 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
19833 2007-05-07 Jan Hubicka <jh@suse.cz>
19835 * gimplify.c (gimplify_expr): Do not crash when folding
19836 (void *)(int)&a + 4.
19838 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19841 * c-opts.c (lang_fortran): Make it non static.
19842 * c-common.h (lang_fortran): New prototype.
19843 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
19844 -lang-fortran option was passed by the driver.
19846 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
19848 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
19849 of ASSERT_CHECKING. Tweak message.
19851 2007-05-06 Revital Eres <eres@il.ibm.com>
19854 * loop-unroll.c (insert_var_expansion_initialization):
19855 Initialize the expansions with -zero instead of +zero.
19857 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
19859 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
19860 into pic and non-pic versions. Mark r19 as used for
19861 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
19862 for tgd_load, tld_load and tie_load .
19863 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
19864 version of tgd_load, tld_load and tie_load depending on the
19867 2007-05-04 Ulrich Drepper <drepper@redhat.com>
19868 Jakub Jelinek <jakub@redhat.com>
19870 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
19871 (__do_global_dtors_aux): Use more paranoid loop to run
19872 destructors if HIDDEN_DTOR_LIST_END.
19873 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
19875 2007-05-04 Jakub Jelinek <jakub@redhat.com>
19877 * varasm.c (align_variable): Don't increase alignment for
19878 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
19879 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
19881 2007-05-04 Josh Conner <jconner@apple.com>
19883 * basic-block.h (cdi_direction): Assign values to all enumeration
19885 (dom_computed): Remove.
19886 (dom_info_state): New.
19887 (set_dom_info_availability): New.
19888 * tree-ssa-loop-im.c (determine_invariantness): Initialize
19889 walk_data.dom_direction.
19890 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
19891 instead of dom_computed[].
19892 (split_edge): Likewise.
19893 (create_basic_block): Likewise.
19894 (merge_blocks): Likewise.
19895 * ifcvt.c (find_if_header): Likewise.
19896 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
19897 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
19898 * tree-ssa.c (verify_ssa): Likewise.
19899 * tree-cfg.c (tree_verify_flow_info): Likewise.
19900 (remove_edge_and_dominated_blocks): Likewise.
19901 * dominance.c (dom_computed): Make static.
19902 (calc_dfs_tree_nonrec): Change third param to a bool.
19903 (calc_dfs_tree): Change second param to a bool.
19904 (calc_idioms): Change second param to a bool. Use
19905 dom_convert_dir_to_idx.
19906 (init_dom_info): Validate dir before using.
19907 (dom_convert_dir_to_idx): New.
19908 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
19909 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
19910 (free_dominance_info): Use dom_convert_dir_to_idx.
19911 (get_immediate_dominator): Likewise.
19912 (set_immediate_dominator): Likewise.
19913 (get_dominated_by): Likewise.
19914 (redirect_immediate_dominators): Likewise.
19915 (nearest_common_denominator): Likewise.
19916 (dominated_by_p): Likewise.
19917 (bb_dom_dfs_in): Likewise.
19918 (bb_dom_dfs_out): Likewise.
19919 (recount_dominator): Likewise.
19920 (iterate_fix_dominators): Likewise.
19921 (add_to_dominance_info): Likewise.
19922 (delete_from_dominance_info): Likewise.
19923 (first_dom_son): Likewise.
19924 (next_dom_son): Likewise.
19925 (dom_info_available_p): Likewise.
19926 (dom_info_state): New.
19927 (set_dom_info_availability): New.
19929 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19931 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
19933 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
19935 2007-05-04 Bob Wilson <bob.wilson@acm.org>
19937 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
19938 (subdi3, subdi_carry): Delete.
19940 2007-05-04 Jan Hubicka <jh@suse.cz>
19941 Richard Guenther <rguenther@suse.de>
19943 * opts.c (decode_options): Do not fiddle with inlining
19944 parameters in case of optimizing for size.
19945 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
19946 for size do nothing.
19947 (cgraph_decide_inlining_of_small_function): When optimizing for
19948 size never inline functions increasing caller size.
19949 (cgraph_early_inlining): Inline for size when optimizing for size.
19951 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
19953 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
19954 logical operations piecewise.
19955 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
19956 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
19957 subdi_sesidi_di): Delete.
19958 (add_with_carry): Produce carry in CC instead of a DREG to shorten
19959 the generated sequence. Allow three-reg add in constraints. Rewrite
19960 the rtl expression for carry to avoid zero_extend of a constant.
19961 (sub_with_carry): New pattern.
19962 (adddi3, subdi3): Change into define_expand. For subtract, generate a
19963 different sequence not involving jumps.
19964 (notbi): Now a named pattern.
19966 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
19968 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
19969 Add the note about a significant loss of accuracy of some
19970 mathematical routines when these options are used.
19972 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19974 * haifa-sched.c (rtx_vec_t): New typedef.
19975 (contributes_to_priority_p): Extract piece of priority () into new
19977 (priority): Use the function. Add assertion.
19978 (rank_for_schedule, set_priorities): Add assertion to check that
19979 insn's priority is initialized.
19980 (clear_priorities, calc_priorities): Change signature. Make it update
19981 all relevant insns. Update all callers ('add_to_speculative_block ()'
19982 and 'create_block_check_twin ()').
19983 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
19984 Add new field 'priority_status'.
19985 (INSN_PRIORITY_STATUS): New macro.
19986 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
19988 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19990 * sched-ebb.c (debug_ebb_dependencies): New static function.
19991 (init_ready_list): Use it.
19993 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
19994 with changed signature and 'debug_rgn_dependencies ()'.
19995 (debug_rgn_dependencies): New static function.
19996 (init_ready_list): Use it.
19998 * sched-int.h (debug_dependencies): Declare.
20000 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20002 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
20004 2007-05-04 Dirk Mueller <dmueller@suse.de>
20006 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
20008 2007-05-03 Jan Hubicka <jh@suse.cz>
20010 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
20011 ((T1)X op (T1)Y), for pointer type in more cases than before.
20013 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
20015 * tree-object-size.c (plus_expr_object_size): When operand size is
20016 unknown, return unknown.
20018 2007-05-03 Dirk Mueller <dmueller@suse.de>
20020 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
20022 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
20025 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
20027 2007-05-03 Janis Johnson <janis187@us.ibm.com>
20029 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
20031 2007-05-03 Joseph Myers <joseph@codesourcery.com>
20033 * config/soft-fp/double.h, config/soft-fp/extended.h,
20034 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
20035 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
20036 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
20037 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
20040 2007-05-03 Ian Lance Taylor <iant@google.com>
20042 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
20043 MASK_PPC_GFXOPT for 8540 or 8548.
20045 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20047 * tree-vect-transform.c (vect_update_inits_of_drs): Use
20048 vect_print_dump_info() to output debug information.
20050 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20053 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
20054 operands of size 2 when operand is not MEM_P.
20056 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20058 PR tree-optimization/30565
20059 * lambda-code.c (perfect_nestify): Fix updating of dominators.
20061 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
20063 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
20064 (umulsi3_highpart): Use them.
20065 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
20066 for final accumulator to D regisster tranfser.
20068 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
20070 PR tree-optimization/31699
20071 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
20073 (vect_enhance_data_refs_alignment): Compute peel amount using
20074 TYPE_VECTOR_SUBPARTS instead of vf.
20075 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
20077 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
20080 * system.h: Remove inclusion of double-int.h
20081 * tree.h: Include double-int.h
20082 * gengtype.c: Likewise
20083 * cfgloop.h: Likewise
20084 * Makefile.in: Adjust dependencies on double-int.h
20086 2007-05-02 Eric Christopher <echristo@apple.com>
20088 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
20089 -shared to -Zdynamiclib.
20091 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
20094 * c-common.c (strip_pointer_or_array_types): New function.
20095 * c-common.h (strip_pointer_or_array_types): New function declaration.
20097 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20099 PR tree-optimization/31771
20100 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
20102 2007-05-02 Paul Brook <paul@codesourcery.com>
20104 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
20106 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
20108 PR middle-end/29715
20109 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
20112 2007-05-02 Nick Clifton <nickc@redhat.com>
20114 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
20116 2007-05-02 Richard Guenther <rguenther@suse.de>
20118 PR tree-optimization/31146
20119 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
20120 argument, single_use_p. If we have a single use that is
20121 a conversion to the definition rhs type, propagate that rhs.
20122 (forward_propagate_addr_expr): Pass single_use_p argument
20123 to forward_propagate_addr_expr_1.
20125 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
20127 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
20130 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20132 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
20133 'AMD Family 10 core'.
20135 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20137 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
20138 and athlon64-sse3 as improved versions of k8, opteron and athlon64
20139 with SSE3 instruction set support.
20140 * doc/invoke.texi: Likewise.
20142 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20144 * config/i386/i386.c (override_options): Tuning 32-byte loop
20145 alignment for amdfam10 architecture. Increasing the max loop
20146 alignment to 24 bytes.
20148 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
20150 * config/m68k/constraints.md: New.
20151 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
20152 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
20153 EXTRA_CONSTRAINT): Remove.
20154 * config/m68k/m68k.md: Include constraints.md.
20155 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
20157 2007-05-01 Ian Lance Taylor <iant@google.com>
20159 PR tree-optimization/31739
20160 * tree-vrp.c (vrp_val_is_max): New static function.
20161 (vrp_val_is_min): New static function.
20162 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
20164 (set_value_range): Use vrp_val_is_{max,min}.
20165 (extract_range_from_assert): Likewise.
20166 (extract_range_from_binary_expr): Likewise.
20167 (extract_range_from_unary_expr): Likewise.
20168 (dump_value_range, vrp_meet): Likewise.
20169 (vrp_visit_phi_node): Likewise.
20170 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
20172 2007-05-01 Mark Mitchell <mark@codesourcery.com>
20174 * config/i386/gmon-sol2.c (size_t): New type.
20175 (intptr_t): Likewise.
20176 (s_textsize): Declare as size_t.
20178 (monstartup): Use size_t for sizes.
20179 (_mcount): Save and restore registers.
20180 (internal_mcount): Pass 0 as the first argument to monstartup
20182 (moncontrol): Convert pointer to appropriately sized integer
20183 before passing to profil.
20185 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20187 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
20188 __NO_FPRS__, not just if _SOFT_DOUBLE.
20189 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
20190 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
20191 also for E500 double.
20192 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
20193 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
20196 2007-05-01 Richard Guenther <rguenther@suse.de>
20198 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
20201 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20203 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
20205 2007-05-01 Jan Hubicka <jh@suse.cz>
20207 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
20210 2007-05-01 Jan Hubicka <jh@suse.cz>
20212 * tree.h (maybe_fold_offset_to_component_ref): Remove.
20213 (maybe_fold_offset_to_reference): Declare.
20214 * fold-const.c (fold_unary): Do not fold
20215 (type *)&A into &A->field_of_type_and_offset_0
20216 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
20217 size is unknown, give up.
20218 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
20220 (maybe_fold_offset_to_reference): New.
20221 (maybe_fold_stmt_indirect): Use it.
20222 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
20223 * gimplify.c (gimplify_conversion): Canonicalize conversions to
20225 (gimplify_expr): Likewise for plus_expr.
20227 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
20229 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
20230 bsi_after_labels. Always insert statements before bsi.
20231 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
20232 * predict.c (apply_return_prediction): Check for empty blocks.
20233 * cfgexpand.c (lab_rtx_for_bb): New variable.
20234 (label_rtx_for_bb): Do not create new tree labels.
20235 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
20236 (tree_expand_cfg): Initialize lab_rtx_for_bb.
20237 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
20239 (label_for_bb): Add field used.
20240 (update_eh_label, main_block_label): Mark the label used.
20241 (cleanup_dead_labels): Remove unused labels.
20243 2007-05-01 Richard Guenther <rguenther@suse.de>
20245 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
20246 if it is not about to be set.
20247 (get_value_range): Do not pre-allocate equiv bitmap.
20248 (update_value_range): No need to clear equiv field.
20249 (add_equivalence): Change prototype to get bitmap pointer.
20250 Allocate bitmap here if it is not already.
20251 (extract_range_from_assert): Do not allocate bitmap here.
20252 Update callers to add_equivalence.
20253 (extract_range_from_ssa_name): Likewise.
20254 (get_vr_for_comparison): New static helper.
20255 (compare_name_with_value): Handle NULL equiv bitmap by
20256 peeling the first iteration of the comparison loop.
20257 Use get_vr_for_comparison.
20258 (compare_names): Handle NULL equiv bitmaps by using fake
20259 ones. Use get_vr_for_comparison.
20261 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
20263 * double-int.c (mpz_set_double_int): Moved from
20264 tree-ssa-loop-niter.c.
20265 (mpz_get_double_int): Likewise; also, add option to wrap
20266 out-of-range integers.
20267 * double-int.h: New prototypes for above.
20268 * tree.c (get_static_type_bounds): Moved from
20269 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
20270 TYPE_MAX_VALUE if they exist..
20271 * tree.h: New prototype for above.
20272 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
20273 get_type_bounds calls.
20274 (mpz_set_double_int): Move to double-int.c.
20275 (get_type_bounds): Move to tree.c, rename to
20276 get_static_type_bounds.
20277 (mpz_to_double_int): Move to double-int.c, rename to
20278 mpz_get_double_int.
20280 2007-04-30 Bob Wilson <bob.wilson@acm.org>
20282 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
20283 DIV0 exception can fall through to a normal return.
20285 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
20287 PR middle-end/22156
20288 Temporarily revert:
20289 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20290 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20291 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20292 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
20293 initialize align to silence bogus warning.
20294 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20295 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
20297 (struct sra_walk_fns): Remove use_all parameter from use.
20298 (sra_hash_tree): Handle BIT_FIELD_REFs.
20299 (sra_elt_hash): Don't hash bitfld blocks.
20300 (sra_elt_eq): Skip them in parent compares as well. Handle
20302 (sra_walk_expr): Don't maintain or pass down use_all_p.
20303 (scan_use): Remove use_all parameter.
20304 (scalarize_use): Likewise. Re-expand assignment to
20305 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
20306 output, and re-scalarize after output. Don't mark anything
20308 (scalarize_ldst): Adjust.
20309 (scalarize_walk_gimple_modify_statement): Likewise.
20310 (build_element_name_1): Handle BIT_FIELD_REFs.
20311 (instantiate_element): Don't warn for any element whose parent
20312 is used as a whole.
20313 (instantiate_missing_elements_1): Return the sra_elt.
20314 (canon_type_for_field): New.
20315 (try_instantiate_multiple_fields): New.
20316 (instantiate_missing_elemnts): Use them.
20317 (mark_no_warning): Removed.
20318 (generate_one_element_ref): Handle BIT_FIELD_REFs.
20319 (REPLDUP, sra_build_elt_assignment): New.
20320 (generate_copy_inout): Use them.
20321 (generate_element_copy): Likewise. Handle bitfld differences.
20322 (generate_element_zero): Don't recurse for blocks. Use
20323 sra_build_elt_assignment.
20324 (generate_one_element_int): Take elt instead of var. Use
20325 sra_build_elt_assignment.
20326 (generate_element_init_1): Adjust.
20327 (scalarize_use, scalarize_copy): Use REPLDUP.
20328 (scalarize_ldst): Move assert before dereference.
20329 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
20331 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
20334 * tree.c (reconstruct_complex_type): Reconstruct a reference
20336 Also use the same mode for the pointer as the old pointer type.
20338 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20340 * doc/trouble.texi (Interoperation): Remove note about Ultrix
20343 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
20345 PR rtl-optimization/31676
20346 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
20347 (df_refs_record): Call it.
20349 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20351 * rtl.def (SS_ABS): New code.
20352 * config/bfin/bfin.c (print_operand): New modifier 'v'.
20353 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
20354 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
20355 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
20356 (bfin_init_builtins): Define them.
20357 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
20358 (bfin_expand_builtin): ... and handle the others here.
20359 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
20360 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
20361 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
20362 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
20363 operand is only HImode.
20365 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
20367 * regclass.c (scan_one_insn): Remove splitting of
20370 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
20371 Nigel Stephens <nigel@mips.com>
20373 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
20375 2007-04-28 Jan Hubicka <jh@suse.cz>
20377 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
20378 insn_locators_alloc instead of insn_locators_initialize;
20379 call reset_block_changes.
20380 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20381 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
20382 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
20383 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
20384 * config/score/score.c (th_output_mi_thunk): Likewise.
20385 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
20386 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
20387 tolerate uninitialized locator info.
20390 * function.c (init_function_start): Don't init line number info.
20391 (expand_function_end): Update.
20392 (reset_block_changes, record_block_change, finalize_block_changes,
20393 check_block_change, free_block_changes): Kill.
20394 * function.h (reset_block_changes, record_block_change,
20395 finalize_block_changes, check_block_change, free_block_changes):
20397 (struct function): Remove ib_boundaries_block.
20398 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20399 Use curr_insn_locator to initialize locator.
20400 (emit_line_note): Remove.
20401 * cfgexpand.c (expand_gimple_cond_expr): Update.
20402 (construct_exit_block): Likewise.
20403 (tree_expand_cfg): Initialize/finalize locators.
20404 * expr.c (expand_expr_real): Update.
20405 * cfglayout.c (line_locators_locs, line_locators_lines,
20406 file_locators_locs, file_locators_files): Remove.
20407 (set_block_levels): Move to cfgexpand.c.
20408 (insn_locators_initialize): Remove.
20409 (pass_insn_locators_initialize): Remove.
20410 (locations_locators_locs, locations_locators_vals): New static vars.
20411 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20413 (insn_locators_alloc, insn_locators_finalize,
20414 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20416 (locator_location): New.
20417 (locator_line, locator_file): Rewrite.
20418 * rtl.h (emit_line_note): Kill.
20419 (insn_locators_alloc, insn_locators_finalize,
20420 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20422 * tree-inline.c (initialize_cfun): Do not initialize
20423 ib_boundaries_block.
20424 * passes.c (pass_insn_locators_initialize): Remove.
20426 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
20428 * tree-cfg.c (move_block_to_fn): Release bb from dominance
20429 info. Update last_basic_block correctly.
20431 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
20434 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
20435 register itself to hold the offset constant. Tell flow the use
20436 of r4 and r5 when they are used.
20438 2007-04-27 Richard Guenther <rguenther@suse.de>
20440 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
20441 if we simplified anything.
20442 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
20443 warnings until we did a simplification and the stmt was not
20444 marked as TREE_NO_WARNING.
20446 2007-04-27 Mike Stump <mrs@apple.com>
20448 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
20450 2007-04-27 Ian Lance Taylor <iant@google.com>
20452 PR middle-end/31710
20453 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
20454 TYPE_MAX_VALUE exist, convert them to the new type.
20456 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20458 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
20459 if it claims to be available.
20460 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
20461 edge is redirected.
20462 (perform_tree_ssa_dce): Always free postdominators.
20464 2007-04-27 Richard Henderson <rth@redhat.com>
20466 * config/alpha/predicates.md (aligned_memory_operand): Mark
20467 as define_special_predicate.
20468 (unaligned_memory_operand, normal_memory_operand): Likewise.
20469 (reg_or_unaligned_mem_operand): Remove.
20470 (any_memory_operand): Match the documentation and check for
20471 non-renumbered pseudos during reload.
20472 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
20473 alpha_secondary_reload_class, update to new interface, make static.
20474 Handle CQImode like HImode. Remove FP subreg check.
20475 (alpha_expand_mov): Use replace_equiv_address.
20476 (alpha_expand_mov_nobwx): Use any_memory_operand.
20477 (TARGET_SECONDARY_RELOAD): New.
20478 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
20479 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
20480 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
20481 * config/alpha/alpha.md: ... here.
20482 (RELOAD12, reloadmode): New.
20484 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
20485 Don't handle the aligned case here.
20486 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
20487 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
20488 reload_inhi_help. Don't expect a scratch register.
20489 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
20491 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
20493 2007-04-27 Richard Guenther <rguenther@suse.de>
20495 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
20497 2007-04-27 Richard Guenther <rguenther@suse.de>
20499 PR tree-optimization/30965
20500 PR tree-optimization/30978
20501 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
20502 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
20503 (find_equivalent_equality_comparison): Likewise.
20504 (simplify_cond): Likewise.
20505 (get_prop_source_stmt): New helper.
20506 (get_prop_dest_stmt): Likewise.
20507 (can_propagate_from): Likewise.
20508 (remove_prop_source_from_use): Likewise.
20509 (combine_cond_expr_cond): Likewise.
20510 (forward_propagate_comparison): New function.
20511 (forward_propagate_into_cond): Rewrite to use fold for
20513 (tree_ssa_forward_propagate_single_use_vars): Call
20514 forward_propagate_comparison to propagate comparisons.
20516 2007-04-27 Richard Guenther <rguenther@suse.de>
20518 PR tree-optimization/31715
20519 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
20520 sure to do computation on the offset in an appropriate
20523 2007-04-27 Richard Sandiford <richard@codesourcery.com>
20525 * reload.h (elimination_target_reg_p): Declare.
20526 * reload.c (find_reloads): Don't apply the reg_rtx move
20527 optimization if the SET_DEST satisfies elimination_target_reg_p.
20528 * reload1.c (elimination_target_reg_p): New function.
20529 (gen_reload): In the move/add2 fallback, make sure that op0
20530 does not overlap the destination register.
20532 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20534 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
20535 transform only GIMPLE_MODIFY_STMTs.
20536 * tree-complex.c (expand_complex_operations_1): Ditto.
20537 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
20538 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
20539 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
20541 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20542 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
20543 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
20544 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
20545 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
20546 slpeel_add_loop_guard): Ditto.
20547 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
20548 * lambda-code.c (perfect_nestify): Ditto.
20549 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
20550 before the first statement.
20551 * tree-optimize.c (execute_free_datastructures): Fix comments.
20552 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
20553 * tree-flow.h (disband_implicit_edges): Declaration removed.
20554 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
20556 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
20557 COND_EXPRs without gotos.
20558 (disband_implicit_edges, has_label_p): Removed.
20559 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
20560 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
20562 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
20564 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
20565 also for COND_EXPRs.
20566 * cfgexpand.c (label_rtx_for_bb): New function.
20567 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
20568 Use label_rtx_for_bb to find the labels.
20569 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
20570 last block. Detect fallthru edges.
20572 2007-04-26 Ian Lance Taylor <iant@google.com>
20575 * reload.c (find_reloads_subreg_address): If the address was valid
20576 in the original mode but not in the new mode, reload the whole
20579 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20581 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
20582 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
20583 (cleanup_control_expr_graph): Do not invalidate dominance info.
20584 Record altered blocks.
20585 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
20586 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
20587 cleanup_tree_cfg_bb): New functions.
20588 (remove_forwarder_block): Do not maintain the worklist of blocks.
20589 Record altered blocks.
20590 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
20591 not over whole cfg.
20592 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
20593 delete_unreachable_blocks if dominators are not available.
20594 * tree-inline.c (optimize_inline_calls): Free dominance information
20596 * tree-flow.h (remove_edge_and_dominated_blocks,
20597 cfgcleanup_altered_bbs): Altered.
20598 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
20600 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
20602 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
20603 do not invalidate dominators.
20605 2007-04-26 Anatoly Sokolov <aesok@post.ru>
20607 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
20608 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
20609 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20610 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20612 2007-04-26 Steve Ellcey <sje@cup.hp.com>
20614 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
20616 2007-04-26 Richard Guenther <rguenther@suse.de>
20618 PR tree-optimization/31703
20619 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
20620 the right type for the target of the bittest.
20622 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20624 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
20625 ix86_sol10_return_in_memory.
20627 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20629 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
20632 2007-04-26 Jakub Jelinek <jakub@redhat.com>
20635 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
20637 PR tree-optimization/30558
20638 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
20639 clear this_state.prev_try.
20641 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20642 Mark Mitchell <mark@codesourcery.com>
20644 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
20645 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
20646 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
20648 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20651 * doc/invoke.texi (%:print-asm-header): Document.
20652 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
20654 (static_spec_functions): Add print-asm-header.
20655 (main): Print a banner before the --target-help linker options.
20656 (print_asm_header_spec_function): New function.
20658 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
20661 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
20662 (movsf_ie): Likewise.
20664 2007-04-25 Paolo Carlini <pcarlini@suse.de>
20666 * doc/extend.texi ([Type Traits]): Adjust per N2255.
20668 2007-04-25 Bob Wilson <bob.wilson@acm.org>
20670 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
20671 exception for divide-by-zero.
20672 (__umodsi3, __modsi3): Likewise.
20674 2007-04-25 Dirk Mueller <dmueller@suse.de>
20676 * c-typeck.c (build_compound_expr): Annotate warning()
20677 call with OPT_Wunused_value.
20678 * tree-ssa.c (warn_uninit): Annotate warning with
20680 * c-common.c (handle_sentinel_attribute): Annotate warning
20681 call with OPT_Wattributes.
20683 2007-04-25 Thiemo Seufer <ths@mips.com>
20685 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
20686 (mips16): Fix typo.
20687 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
20688 on to the assembler. Improve handling of -mno-mips16. Add handling
20689 of -mno-mips3d, -mno-dsp, -mno-dspr2.
20690 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
20691 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
20692 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
20694 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
20697 * config/i386/winnt.c (i386_pe_file_end): Strip only
20698 USER_LABEL_PREFIX when writing export name.
20700 2007-04-25 Richard Sandiford <richard@codesourcery.com>
20702 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
20703 sh/elf.h, vx-common.h and vxworks.h.
20704 * config/sh/sh.h: Include config/vxworks-dummy.h.
20705 (SUBTARGET_OVERRIDE_OPTIONS): Define.
20706 (OVERRIDE_OPTIONS): Use it.
20707 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
20708 (vxworks_picreg): New pattern.
20709 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
20710 VXWORKS_OS_CPP_BUILTINS.
20711 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
20712 to their VXWORKS_* equivalents.
20713 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
20714 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
20715 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
20716 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
20717 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
20718 -mrtp/-fPIC multilibs.
20719 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
20720 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
20721 (MULTILIB_OSDIRNAMES): Delete.
20723 2007-04-25 Anatoly Sokolov <aesok@post.ru>
20726 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
20728 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
20730 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
20731 rounding mode to be specified by the caller.
20732 (real_to_mpfr) Likewise.
20733 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
20734 include new arguments.
20735 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
20737 2007-04-24 Ian Lance Taylor <iant@google.com>
20739 PR tree-optimization/31605
20740 * tree-vrp.c (set_value_range): Check that min and max are not
20741 both overflow infinities.
20742 (set_value_range_to_value): New static function.
20743 (extract_range_from_binary_expr): Call set_value_range_to_value.
20744 (extract_range_from_cond_expr): Likewise.
20745 (extract_range_from_expr): Likewise.
20746 (extract_range_from_unary_expr): Likewise. Don't create a range
20747 which overflows on both sides.
20748 (vrp_meet): Check for a useless range.
20749 (vrp_visit_phi_node): If we see a constant which looks like an
20750 overflow infinity, turn off the TREE_OVERFLOW flag.
20752 2007-04-24 Ian Lance Taylor <iant@google.com>
20754 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
20756 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
20758 PR diagnostic/25923
20759 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
20760 diagnostic message is being built.
20761 * tree-pretty-print.c (dump_generic_node): Only write the
20762 formatted text into BUFFER's stream if we are not building a
20763 diagnostic message.
20764 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
20766 * Makefile.in (toplev.o): Depend on tree-pass.h.
20768 2007-04-24 Ian Lance Taylor <iant@google.com>
20770 PR tree-optimization/31602
20771 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
20772 conditionals in the copied loop header.
20773 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
20774 warnings if TREE_NO_WARNING is set.
20775 * doc/invoke.texi (Warning Options): Clarify that
20776 -Wstrict-overflow does not warn about loops.
20778 2007-04-24 Janis Johnson <janis187@us.ibm.com>
20780 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
20781 expand on the comment about _Decimal128 arguments and check the
20782 integer result of the modulus operation; for 64-bit ELF ABI, ensure
20783 that _Decimal128 argument uses even/odd register pair.
20784 (function_arg): Ditto.
20786 2007-04-24 Hui-May Chang <hm.chang@apple.com>
20788 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
20789 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
20791 2007-04-24 Richard Guenther <rguenther@suse.de>
20792 Olga Golovanevsky <olga@il.ibm.com>
20794 * fold-const.c (multiple_of_p): Check for bottom
20797 2007-04-24 Richard Henderson <rth@redhat.com>
20799 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
20800 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
20801 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
20802 looking for non-zero bits shifted out. Avoid a recursive call
20803 when constructing the scalar.
20804 (__floatundisf): Likewise.
20806 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
20808 * dwarf2out.c (field_byte_offset): Move the existing logic
20809 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
20810 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
20812 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20815 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
20816 length argument of 0 for memset.
20817 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
20818 unsigned shift instead of the signed variant.
20820 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20822 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
20823 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
20824 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
20825 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
20826 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
20827 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
20828 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
20829 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
20830 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
20831 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
20832 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
20833 "mul<mode>3", "div<mode>3"): Insn definitions added.
20834 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
20835 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
20836 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
20837 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
20838 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
20839 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
20840 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
20841 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
20842 TARGET_FLOAT_FORMAT): Macro definitions removed.
20843 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
20844 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
20845 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
20846 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
20847 (s390_gen_rtx_const_DI): Function removed.
20848 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
20850 2007-04-24 Richard Sandiford <richard@codesourcery.com>
20852 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
20853 over an external ffs function.
20855 2007-04-24 Chao-ying Fu <fu@mips.com>
20856 Richard Sandiford <richard@nildram.co.uk>
20858 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
20859 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
20860 (smadd_widen_optab, umadd_widen_optab): Define.
20861 * optabs.c (init_optabs): Initialize smadd_widen_optab and
20863 * genopinit.c (optabs): Fill in smadd_widen_optab and
20865 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
20866 and umadd_widen_optab to implement multiply-add sequences.
20867 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
20868 (<u>maddsidi4): ...this. Extend condition to include
20869 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20870 of operand 0 to "ka" and use the three-operand form of madd<u>
20872 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
20874 * config/mips/constraints.md (ka): New register constraint.
20876 2007-04-24 Jan Hubicka <j@suse.cz>
20880 2007-04-23 Jan Hubicka <jh@suse.cz>
20881 * function.c (init_function_start): Don't init line number info.
20882 (expand_function_end): Update.
20883 (reset_block_changes, record_block_change, finalize_block_changes,
20884 check_block_change, free_block_changes): Kill.
20885 * function.h (reset_block_changes, record_block_change,
20886 finalize_block_changes, check_block_change, free_block_changes):
20888 (struct function): Remove ib_boundaries_block.
20889 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20890 Use curr_insn_locator to initialize locator.
20891 (emit_line_note): Remove.
20892 * cfgexpand.c (expand_gimple_cond_expr): Update.
20893 (construct_exit_block): Likewise.
20894 (tree_expand_cfg): Initialize/finalize locators.
20895 * expr.c (expand_expr_real): Update.
20896 * cfglayout.c (line_locators_locs, line_locators_lines,
20897 file_locators_locs, file_locators_files): Remove.
20898 (set_block_levels): Move to cfgexpand.c.
20899 (insn_locators_initialize): Remove.
20900 (pass_insn_locators_initialize): Remove.
20901 (locations_locators_locs, locations_locators_vals): New static vars.
20902 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20904 (insn_locators_alloc, insn_locators_finalize,
20905 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20907 (locator_location): New.
20908 (locator_line, locator_file): Rewrite.
20909 * rtl.h (emit_line_note): Kill.
20910 (insn_locators_alloc, insn_locators_finalize,
20911 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20913 * tree-inline.c (initialize_cfun): Do not initialize
20914 ib_boundaries_block.
20915 * passes.c (pass_insn_locators_initialize): Remove.
20917 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
20919 * doc/invoke.texi: Removed leading '-' from option index entries.
20921 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
20923 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
20925 (create_phi_node): Use set_phi_nodes.
20926 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
20927 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
20928 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
20929 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
20930 (bsi_start, bsi_last): Use bb_stmt_list.
20931 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
20932 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
20933 Traverse the statements using tsi iterator.
20934 * basic-block.h (struct basic_block_def): Fields stmt_list
20935 and phi_nodes moved to ...
20936 (struct tree_bb_info): ... new structure.
20937 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
20938 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
20939 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
20940 (tree_verify_flow_info): Verify that il.tree is not set for
20941 entry and exit block.
20942 (tree_split_block): Use set_bb_stmt_list.
20944 2007-04-23 Mike Stump <mrs@apple.com>
20946 * config/i386/i386.c (ix86_tune_features
20947 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
20950 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20952 * config/i386/i386.md (prefix_extra): New attribute.
20953 (length): Add prefix_extra.
20955 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
20956 (sse2_movntv2di): Likewise.
20957 (sse2_cvtps2dq): Likewise.
20958 (sse2_cvtpd2pi): Likewise.
20959 (sse2_cvttpd2pi): Likewise.
20960 (*sse2_cvtpd2ps): Likewise.
20961 (*add<mode>3): Likewise.
20962 (sse2_ssadd<mode>3): Likewise.
20963 (sse2_usadd<mode>3): Likewise.
20964 (*sub<mode>3): Likewise.
20965 (sse2_sssub<mode>3): Likewise.
20966 (sse2_ussub<mode>3): Likewise.
20967 (*mulv8hi3): Likewise.
20968 (*smulv8hi3_highpart): Likewise.
20969 (*umulv8hi3_highpart): Likewise.
20970 (sse2_umulv2siv2di3): Likewise.
20971 (sse2_pmaddwd): Likewise.
20972 (ashr<mode>3): Likewise.
20973 (lshr<mode>3): Likewise.
20974 (ashl<mode>3): Likewise.
20975 (sse2_ashlti3): Likewise.
20976 (sse2_lshrti3): Likewise.
20977 (*umaxv16qi3): Likewise.
20978 (*smaxv8hi3): Likewise.
20979 (*uminv16qi3): Likewise.
20980 (*sminv8hi3): Likewise.
20981 (sse2_eq<mode>3): Likewise.
20982 (sse2_gt<mode>3): Likewise.
20983 (*and<mode>3): Likewise.
20984 (sse2_nand<mode>3): Likewise.
20985 (*ior<mode>3): Likewise.
20986 (*xor<mode>3): Likewise.
20987 (sse2_packsswb): Likewise.
20988 (sse2_packssdw): Likewise.
20989 (sse2_packuswb): Likewise.
20990 (sse2_punpckhbw): Likewise.
20991 (sse2_punpcklbw): Likewise.
20992 (sse2_punpckhwd): Likewise.
20993 (sse2_punpcklwd): Likewise.
20994 (sse2_punpckhdq): Likewise.
20995 (sse2_punpckldq): Likewise.
20996 (sse2_punpckhqdq): Likewise.
20997 (sse2_punpcklqdq): Likewise.
20998 (*sse2_pinsrw): Likewise.
20999 (*sse2_pextrw): Likewise.
21000 (sse2_pshufd_1): Likewise.
21001 (sse2_uavgv16qi3): Likewise.
21002 (sse2_uavgv8hi3): Likewise.
21003 (sse2_psadbw): Likewise.
21004 (sse2_pmovmskb): Likewise.
21005 (*sse2_maskmovdqu): Likewise.
21006 (*sse2_maskmovdqu_rex64): Likewise.
21007 (sse4a_extrqi): Likewise.
21008 (sse4a_extrq): Likewise.
21009 (sse3_lddqu): Set prefix_rep.
21010 (sse3_addsubv4sf3): Likewise.
21011 (sse3_haddv4sf3): Likewise.
21012 (sse3_hsubv4sf3): Likewise.
21013 (sse_cvtss2si): Likewise.
21014 (sse_cvtss2si_2): Likewise.
21015 (sse_cvtss2siq): Likewise.
21016 (sse_cvtss2siq_2): Likewise.
21017 (sse_cvttss2si): Likewise.
21018 (sse_cvttss2siq): Likewise.
21019 (sse2_cvttps2dq): Likewise.
21020 (sse3_movshdup): Likewise.
21021 (sse3_movsldup): Likewise.
21022 (sse2_cvtsd2si): Likewise.
21023 (sse2_cvtsd2si_2): Likewise.
21024 (sse2_cvtsd2siq): Likewise.
21025 (sse2_cvtsd2siq_2): Likewise.
21026 (sse2_cvttsd2si): Likewise.
21027 (sse2_cvttsd2siq): Likewise.
21028 (*sse2_cvtpd2dq): Likewise.
21029 (*sse2_cvttpd2dq): Likewise.
21030 (sse2_pshuflw_1): Likewise.
21031 (sse2_pshufhw_1): Likewise.
21032 (sse4a_insertqi): Likewise.
21033 (sse4a_insertq): Likewise.
21034 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
21035 (ssse3_phadddv4si3): Likewise.
21036 (ssse3_phaddswv8hi3): Likewise.
21037 (ssse3_phsubwv8hi3): Likewise.
21038 (ssse3_phsubdv4si3): Likewise.
21039 (ssse3_phsubswv8hi3): Likewise.
21040 (ssse3_pmaddubswv8hi3): Likewise.
21041 (ssse3_pmulhrswv8hi3): Likewise.
21042 (ssse3_pshufbv16qi3): Likewise.
21043 (ssse3_psign<mode>3): Likewise.
21044 (ssse3_palignrti): Likewise.
21045 (abs<mode>2): Likewise.
21046 (ssse3_phaddwv4hi3): Set prefix_extra.
21047 (ssse3_phadddv2si3): Likewise.
21048 (ssse3_phaddswv4hi3): Likewise.
21049 (ssse3_phsubwv4hi3): Likewise.
21050 (ssse3_phsubdv2si3): Likewise.
21051 (ssse3_phsubswv4hi3): Likewise.
21052 (ssse3_pmaddubswv4hi3): Likewise.
21053 (ssse3_pmulhrswv4hi3): Likewise.
21054 (ssse3_pshufbv8qi3): Likewise.
21055 (ssse3_psign<mode>3): Likewise.
21056 (ssse3_palignrdi): Likewise.
21057 (abs<mode>2): Likewise.
21058 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
21059 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
21060 (sse2_pmovmskb): Set mode to SI instead of V2DF.
21062 2007-04-23 Nick Clifton <nickc@redhat.com>
21064 * params.def: Fix formatting of emacs local variables.
21066 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21068 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
21069 move if inter-unit move isn't allowed.
21070 Don't split moving the first element of V2DI to DI to inter-unit
21071 move if inter-unit move isn't allowed.
21073 2007-04-23 Richard Guenther <rguenther@suse.de>
21075 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
21076 and CDI_POST_DOMINATORS separately.
21078 2007-04-23 Nick Clifton <nickc@redhat.com>
21080 * c.opt (Wformat-contains-nul): Add warning attribute.
21082 2007-04-23 Jan Hubicka <jh@suse.cz>
21084 * function.c (init_function_start): Don't init line number info.
21085 (expand_function_end): Update.
21086 (reset_block_changes, record_block_change, finalize_block_changes,
21087 check_block_change, free_block_changes): Kill.
21088 * function.h (reset_block_changes, record_block_change,
21089 finalize_block_changes, check_block_change, free_block_changes):
21091 (struct function): Remove ib_boundaries_block.
21092 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21093 Use curr_insn_locator to initialize locator.
21094 (emit_line_note): Remove.
21095 * cfgexpand.c (expand_gimple_cond_expr): Update.
21096 (construct_exit_block): Likewise.
21097 (tree_expand_cfg): Initialize/finalize locators.
21098 * expr.c (expand_expr_real): Update.
21099 * cfglayout.c (line_locators_locs, line_locators_lines,
21100 file_locators_locs, file_locators_files): Remove.
21101 (set_block_levels): Move to cfgexpand.c.
21102 (insn_locators_initialize): Remove.
21103 (pass_insn_locators_initialize): Remove.
21104 (locations_locators_locs, locations_locators_vals): New static vars.
21105 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21107 (insn_locators_alloc, insn_locators_finalize,
21108 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21110 (locator_location): New.
21111 (locator_line, locator_file): Rewrite.
21112 * rtl.h (emit_line_note): Kill.
21113 (insn_locators_alloc, insn_locators_finalize,
21114 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21116 * tree-inline.c (initialize_cfun): Do not initialize
21117 ib_boundaries_block.
21118 * passes.c (pass_insn_locators_initialize): Remove.
21120 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21122 PR middle-end/31448
21123 * expr.c (reduce_to_bit_field_precision): Handle
21126 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
21128 PR tree-optimization/24659
21129 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
21130 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
21131 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
21132 * genopinit.c (optabs): Rename vec_pack_mod_optab
21133 to vec_pack_trunc_optab.
21134 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
21135 early for scalar floating point operands for NOP_EXPR.
21136 (vectorizable_type_promotion): Ditto.
21137 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
21138 vec_pack_trunc_optab.
21139 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
21141 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
21142 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
21143 Rename from VEC_PACK_MOD_EXPR.
21144 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
21145 * expr.c (expand_expr_real_1): Ditto.
21146 * tree-inline.c (estimate_num_insns_1): Ditto.
21147 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
21149 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
21150 (vec_unpacks_lo_v4sf): Ditto.
21151 (vec_pack_trunc_v2df): Ditto.
21152 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
21153 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21154 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
21156 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
21158 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21160 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
21161 Rename from VEC_PACK_MOD_EXPR. This expression also represent
21162 packing of floating point operands.
21163 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
21164 represent unpacking of floating point operands.
21165 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
21166 [vec_unpacks_hi]: Ditto.
21167 [vec_unpacks_lo]: Ditto.
21169 2007-04-22 Jan Hubicka <jh@suse.cz>
21171 * final.c (rest_of_handle_final): Call
21172 targetm.asm_out.constructor/targetm.asm_out.destructor
21173 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
21174 proper priority via decl_*_priority_insert.
21175 * c-common.c (c_expand_body): Likewise.
21177 2007-04-22 Richard Guenther <rguenther@suse.de>
21179 PR tree-optimization/29789
21180 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
21181 (rewrite_reciprocal): New helper split out from
21182 determine_invariantness_stmt.
21183 (rewrite_bittest): Likewise.
21184 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
21185 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
21188 2007-04-22 Revital Eres <eres@il.ibm.com>
21190 * loop-unroll.c (var_to_expand): New field to support also
21191 insns of the form x = something + x.
21192 (analyze_insn_to_expand_var): Use it.
21193 (expand_var_during_unrolling): Likewise.
21195 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21197 * predict.c: Include pointer-set.h.
21198 (bb_predictions): New variable.
21199 (tree_predicted_by_p, tree_predict_edge,
21200 remove_predictions_associated_with_edge): Use bb_predictions map
21201 instead of bb->predictions.
21202 (clear_bb_predictions, assert_is_empty): New functions.
21203 (combine_predictions_for_bb): Use bb_predictions map. Call
21204 clear_bb_predictions.
21205 (tree_estimate_probability): Create and free bb_predictions map.
21206 * Makefile.in (predict.o): Add pointer-set.h dependency.
21207 * basic-block.h (struct basic_block_def): Remove predictions
21209 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
21211 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21214 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
21217 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21219 * timevar.c (timevar_print): Change reference of --disable-checking to
21220 --enable-checking=release. Also warn if assert checking is disabled.
21222 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21225 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
21226 decl as addressable if the compound literal was marked as
21228 Mark the decl as a gimple register if it is a complex or
21229 vector decl and does not live in memory.
21231 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21233 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
21234 (GENERIC_NEXT): New function macro.
21235 (PHI_CHAIN): Use phi_node's new chain variable.
21236 (tree_phi_node): Change tree_common to tree_base
21237 and add the chain field.
21238 * tree-phinodes.c (make_phi_node): Don't set
21239 TREE_TYPE on the new node.
21240 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
21241 instead of checking GIMPLE_TUPLE_P in chain_next.
21242 * tree-vect-transform.c
21243 (get_initial_def_for_induction): Look at
21244 PHI_RESULT_TREE for the type of the phi node.
21245 (update_vuses_to_preheader): Use PHI_CHAIN
21246 instead of TREE_CHAIN on the phi node.
21247 * tree-ssa-structalias.c (compute_points_to_sets):
21249 (ipa_pta_execute): Likewise.
21251 2007-04-21 Richard Guenther <rguenther@suse.de>
21253 PR middle-end/31136
21254 * fold-const.c (fold_unary): Call fold_convert_const on the
21257 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
21259 * gcse.c (store_killed_in_insn): Handle PARALLELs.
21260 (store_killed_in_pat): New.
21262 2007-04-20 Richard Henderson <rth@redhat.com>
21265 * config/i386/i386.c (type_has_variadic_args_p): Look for any
21266 TREE_LIST with a void_type_node value, not void_list_node exactly.
21268 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
21270 * doc/standards.texi: Re-arrange into language-specific
21271 subsections. Add a C++ section, documenting which standards we
21274 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21276 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
21277 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
21279 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
21281 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
21282 ecrti.o and crtbegin.o.
21283 (LIB_DEFAULT_SPEC): Include -lc.
21284 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
21286 2007-04-20 Richard Henderson <rth@redhat.com>
21289 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
21290 argument; update all callers.
21291 (get_unaligned_offset): New.
21292 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
21293 get_unaligned_address, just pass on the address directly.
21294 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
21295 the subreg in the helper patterns.
21296 (unaligned_extendqidi_le): Use get_unaligned_offset.
21297 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
21298 (unaligned_extendhidi_be): Likewise.
21299 (unaligned_extendhidi): Tidy.
21300 * config/alpha/alpha-protos.h: Update.
21302 2007-04-20 Richard Henderson <rth@redhat.com>
21304 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
21305 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
21306 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
21307 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21308 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21309 (CPP_SPEC): Don't include %(cpp_subtarget).
21310 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
21311 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21312 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
21314 2007-04-20 Jakub Jelinek <jakub@redhat.com>
21316 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
21317 for __builtin_ia32_cmpordss.
21319 PR tree-optimization/31632
21320 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
21321 and arg1 for optimizations of comparison against min/max values.
21322 Fold arg0 to arg1's type for optimizations of comparison against
21323 min+1 and max-1 values.
21325 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
21327 * reload.c (combine_reloads): When trying to use a dying register,
21328 check whether it's uninitialized and don't use if so.
21330 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
21332 * fold-const.c: Remove prototypes for native_encode_expr and
21333 native_interpret_expr.
21334 (native_encode_expr): Make non-static.
21335 (native_interpret_expr): Likewise.
21336 * tree.h: Add prototypes for the above.
21338 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21340 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
21341 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
21342 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
21343 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
21344 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
21345 Add length attributes.
21347 2007-04-19 Janis Johnson <janis187@us.ibm.com>
21349 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
21352 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
21353 __STDC_WANT_DEC_FP__.
21355 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21357 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
21358 for long double compatibility.
21359 * configure: Regenerate.
21361 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
21363 PR rtl-optimization/29841
21364 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
21366 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
21367 that may cause control flow transfer from being moved.
21369 2007-04-18 Jan Hubicka <jh@suse.cz>
21371 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
21374 2007-04-18 Eric Christopher <echristo@apple.com>
21376 * config/rs6000/darwin.md (load_macho_picbase): Use link register
21377 only. Update operands.
21378 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
21379 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
21380 link register to pic register.
21382 2007-04-18 Dirk Mueller <dmueller@suse.de>
21384 PR diagnostic/31227
21385 * tree-vrp.c (search_for_addr_array): New.
21386 (check_array_bounds): Suppress warning about
21387 address taken of array refs if its not de-referenced.
21389 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21391 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
21392 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
21394 * tree-vectorizer.h (NITERS_KNOWN_P): New.
21395 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
21396 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
21398 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
21400 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
21402 (vect_analyze_scalar_cycles): Fix indentation.
21403 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
21404 (vect_mark_relevant): Include phis in relevance analysis.
21406 * tree-vect-transform.c (vect_transform_loop): Add an assert.
21408 2007-04-18 Anatoly Sokolov <aesok@post.ru>
21410 * config/avr/avr.c (ptrreg_to_str): Replace error() with
21411 output_operand_lossage().
21413 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21415 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
21416 the unused code for reduction without adjust-in-epilog to simplify the
21419 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
21421 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
21422 (S390_TDC_NEGATIVE_ZERO): New constant.
21423 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
21424 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
21425 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
21426 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
21427 (S390_TDC_POSITIVE_INFINITY): New constant.
21428 (S390_TDC_NEGATIVE_INFINITY): New constant.
21429 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
21430 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
21431 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
21432 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
21433 (S390_TDC_INFINITY): New constant.
21434 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
21435 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
21436 optimization for UNSPEC_CCZ_TO_INT.
21437 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
21438 ("*ccz_to_int"): New insn.
21439 ("isinf<mode>2"): New insn.
21440 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
21441 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
21442 (UNSPEC_CCZ_TO_INT): New constant.
21444 2007-04-18 Richard Guenther <rguenther@suse.de>
21446 PR tree-optimization/19431
21447 PR tree-optimization/21463
21448 * tree-pass.h (pass_phiprop): Declare.
21449 * passes.c (init_optimization_passes): New phiprop pass.
21450 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
21451 (phivn_valid_p): New helper function.
21452 (phiprop_insert_phi): Likewise.
21453 (propagate_with_phi): Likewise.
21454 (tree_ssa_phiprop): New propagator propagating loads
21455 through phi nodes if profitable.
21457 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21459 * tree-vect-analyze.c (process_use): New function.
21460 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
21461 Check phis in all bbs.
21462 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
21465 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
21467 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
21470 2007-04-17 Anatoly Sokolov <aesok@post.ru>
21473 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
21476 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
21478 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
21480 (sse_vmmulv4sf3): Likewise.
21481 (sse2_vmaddv2df3): Likewise.
21482 (sse2_vmmulv2df3): Likewise.
21484 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
21486 PR rtl-optimization/31360
21487 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
21488 (target_reg_cost): New.
21489 (init_set_costs): Initialize target_reg_cost. Add comments
21490 regarding the rationale of the costs.
21491 (global_cost_for_size): Renamed to...
21492 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
21493 of register pressure.
21494 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
21495 estimate_reg_pressure_cost. Add number of ivs.
21496 (determine_set_costs): Dump target_reg_cost.
21497 * loop-invariant.c (gain_for_invariant): Use
21498 estimate_reg_pressure_cost. Removed n_inv_uses argument.
21499 (best_gain_for_invariant, find_invariants_to_move): Remove
21501 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
21502 (target_reg_cost): Declare.
21503 (global_cost_for_size): Declaration removed.
21504 (estimate_reg_pressure_cost): Declare.
21506 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
21508 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
21509 regnos into even/odd register pairs.
21510 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
21511 TDmode similar to the other floating point modes.
21512 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
21513 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
21515 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
21516 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
21517 (movdd_hardfloat64): Use TARGET_MFPGPR.
21519 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
21521 * reload1.c (delete_output_reload): Don't count output in n_inherited.
21524 2005-01-05 Richard Henderson <rth@redhat.com>
21526 * reload1.c (do_input_reload): Restrict the optimization deleteing
21527 a previous output reload to RELOAD_FOR_INPUT.
21529 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
21531 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
21532 induc_vec_info_type.
21533 (vectorizable_induction): New function declaration.
21534 * tree-vect-transform.c (get_initial_def_for_induction): No need to
21535 check if already vectorized. Find first place in BB where new stmts
21536 can be inserted. Takes only one argument.
21537 (vectorizable_induction): New function.
21538 (vect_transform_stmt): Add case for induc_vec_info_type to call
21539 vectorizable_induction.
21540 (vect_transform_loop): Consider phis for vectorization.
21541 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
21543 (analyze_operations): Call vectorizable_induction when analyzing phis.
21545 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
21546 (vect_mark_relevant): Include phis in relevance analysis.
21547 (vect_mark_stmts_to_be_vectorize): Likewise.
21548 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
21550 2007-04-16 Lawrence Crowl <crowl@google.com>
21552 * doc/invoke.texi (Debugging Options): Add documentation for the
21553 -femit-struct-debug options -femit-struct-debug-baseonly,
21554 -femit-struct-debug-reduced, and
21555 -femit-struct-debug-detailed[=...].
21557 * c-opts.c (c_common_handle_option): Add
21558 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
21559 and OPT_femit_struct_debug_detailed_.
21560 * c.opt: Add specifications for
21561 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
21562 and -femit-struct-debug-detailed[=...].
21563 * opts.c (set_struct_debug_option): Parse the
21564 -femit-struct-debug-... options.
21565 * opts.c (matches_main_base, main_input_basename,
21566 main_input_baselength, base_of_path, matches_main_base): Add
21567 variables and functions to compare header base name to compilation
21569 * opts.c (should_emit_struct_debug): Add to determine to emit a
21570 structure based on the option.
21571 (dump_struct_debug) Also disabled function to debug this
21573 * opts.c (handle_options): Save the base name of the
21576 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
21577 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
21578 This hook indicates if a type is generic. Set it by default
21579 to "never generic".
21580 * langhooks.h (struct lang_hooks_for_types): Add a new hook
21581 to determine if a struct type is generic or not.
21582 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
21583 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
21584 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
21585 with live C++ hook.
21587 * flags.h (enum debug_info_usage): Add an enumeration to describe
21588 a program's use of a structure type.
21589 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
21590 to indicate the program's usage of the type. Filter structs based
21591 on the -femit-struct-debug-... specification.
21592 (gen_type_die): Split into two routines, gen_type_die and
21593 gen_type_die_with_usage. gen_type_die is now a wrapper
21594 that assumes direct usage.
21595 (gen_type_die_with_usage): Replace calls to gen_type_die
21596 with gen_type_die_with_usage adding the program usage of
21597 the referenced type.
21598 (dwarf2out_imported_module_or_decl): Suppress struct debug
21599 information using should_emit_struct_debug when appropriate.
21601 2007-04-16 Ian Lance Taylor <iant@google.com>
21603 PR tree-optimization/31522
21604 * tree-vrp.c (vr_phi_edge_counts): New static variable.
21605 (vrp_initialize): Allocate vr_phi_edge_counts.
21606 (vrp_visit_phi_node): Don't push to infinity if we saw a new
21607 executable edge. Drop test for all constants.
21608 (vrp_finalize): Free vrp_phi_edge_counts.
21610 * doc/cpp.texi (Common Predefined Macros): Clarify description of
21611 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21613 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
21614 predecessors at head rather than tail.
21616 2007-04-16 Matthias Klose <doko@debian.org>
21618 * config/alpha/linux.h (CPP_SPEC): Define.
21619 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
21621 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
21623 * function.h: Remove sequence_stack extern declaration.
21625 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21627 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
21629 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
21632 2007-04-16 Anatoly Sokolov <aesok@post.ru>
21634 * config/avr/avr.c (avr_arch_types): Rearranging array.
21635 (enum avr_arch): Add.
21636 (avr_mcu_types): Use avr_arch enumeration constants instead of
21638 * config/avr/avr.h (LINK_SPEC): Simplify.
21640 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21642 * config/m68k/m68k.c (m68k_libcall_value,
21643 m68k_function_value): Use macros for register names more.
21645 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
21647 (M68K_REGNAME): Use A6_REG.
21648 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
21650 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21652 PR middle-end/28071
21653 * sched-int.h (struct deps): Split field 'pending_lists_length' into
21654 'pending_read_list_length' and 'pending_write_list_length'. Update
21656 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
21657 to handle two length counters instead of one. Update all uses.
21658 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
21659 two length counters instead of one.
21660 * sched-rgn.c (propagate_deps): Update to handle two length counters
21663 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
21666 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
21667 copy of source, pass it to ix86_expand_vector_set and return
21670 2007-04-16 David Ung <davidu@mips.com>
21671 Joseph Myers <joseph@codesourcery.com>
21673 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
21674 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
21675 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
21676 Add 74K processor information.
21677 * config/mips/mips.md: Include 74k.md.
21678 (cpu): Add 74kc,74kf,74kx.
21679 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
21680 * config/mips/74k.md: New.
21681 * doc/invoke.texi (MIPS Options): Document 74K support.
21683 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
21685 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
21686 vectorizable_* functions.
21687 * tree-vect-transform.c (vectorizable_call): Add check for
21688 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
21689 (vectorizable_store): likewise.
21690 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
21692 (vectorizable_operation, vectorizable_type_demotion): Likewise.
21693 (vectorizable_type_promotion, vectorizable_load): Likewise.
21694 (vectorizable_live_operation, vectorizable_condition): Likewise.
21695 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
21697 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
21699 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21701 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
21702 register numbers more.
21703 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
21704 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
21705 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
21706 FUNCTION_VALUE_REGNO_P): Likewise.
21707 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
21708 STATIC_CHAIN_REGNUM): Likewise.
21709 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
21710 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
21711 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
21712 * config/m68k/m68k.md (FP_REG): New.
21714 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21716 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
21719 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21721 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
21722 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
21725 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21727 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
21730 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
21733 * c-decl.c (finish_decl): Grab the type of the decl after the call
21734 to store_init_value.
21736 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
21738 * common.opt (fforward-propagate): Fix "Optimization" annotation.
21740 2007-04-14 Jakub Jelinek <jakub@redhat.com>
21743 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
21744 dominators, post dominators and cleanup cfg before returning.
21746 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
21748 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
21749 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
21751 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
21753 * config.gcc: Recognize fido.
21754 * config/m68k/m68k-devices.def (fidoa): New.
21755 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
21757 (FL_FIDOA, TARGET_FIDOA): New.
21758 * config/m68k/m68k.opt (mfidoa): New.
21760 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21762 PR middle-end/31322
21763 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
21764 when a personality function is used.
21766 2007-04-13 Bob Wilson <bob.wilson@acm.org>
21768 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
21770 2007-04-13 Mike Stump <mrs@apple.com>
21772 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
21774 * config/darwin.opt (fapple-kext): Make C++ only.
21775 * config/darwin.c (darwin_override_options): Remove code to ensure
21776 -fapple-kext is given for C++ only.
21778 2007-04-13 Richard Sandiford <richard@codesourcery.com>
21780 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
21781 * config/mips/mips.c (override_options): Call
21782 SUBTARGET_OVERRIDE_OPTIONS, if defined.
21784 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21786 * config/i386/i386.opt (msvr3-shlib): Removed.
21788 * doc/invoke.texi: Remove -msvr3-shlib.
21790 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21792 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
21793 with "popcnt" instruction.
21795 2007-04-13 Richard Guenther <rguenther@suse.de>
21797 PR tree-optimization/21258
21798 * tree-vrp.c (compare_case_labels): New helper.
21799 (find_switch_asserts): New function.
21800 (find_assert_locations): Call it for SWITCH_EXPRs.
21802 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
21804 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
21805 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
21806 check is now implied in X87_FLOAT_MODE_P.
21807 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21808 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21809 (fix_trunc<mode>_i386_fisttp): Ditto.
21810 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21811 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21812 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21813 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21814 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21815 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21816 (unnamed_splitters): Ditto.
21817 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
21818 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
21819 FIRST_SSE_REG for local functions when SSE math is enabled or
21820 for functions with sseregparm attribute.
21821 (standard_80387_constant_p): Return -1 if mode is not
21823 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
21824 (ix86_expand_compare): Ditto.
21825 (ix86_expand_carry_flag_compare): Ditto.
21826 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
21827 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
21828 DECIMAL_FLOAT_MODE_P.
21829 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
21830 of SCALAR_FLOAT_MODE_P.
21831 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
21832 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
21833 checks before FLOAT_MODE_P.
21834 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
21835 before FLOAT_MODE_P.
21840 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
21842 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
21843 Charles Wilson <libtool@cwilson.fastmail.fm>
21845 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
21846 (libgcc.mvars): Don't depend on them.
21847 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
21848 * exec-tool.in: New.
21850 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
21852 * doc/invoke.text (--help): Document --help=common.
21854 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
21856 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
21858 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21860 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
21861 * genemit.c (main): Emit #include "integrate.h".
21862 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
21863 (LOADGP_RTP): New mips_loadgp_style.
21864 * config/mips/mips.h: Include config/vxworks-dummy.h.
21865 (TARGET_RTP_PIC): New macro.
21866 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
21867 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
21868 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
21869 for TARGET_RTP_PIC.
21870 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
21871 -mvxworks-pic when using -mrtp and a PIC option.
21872 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
21874 (mips_symbolic_constant_p, mips_symbolic_address_p)
21875 (mips_symbol_insns): Handle SYMBOL_HALF.
21876 (override_options): Warn about -G and -mrtp being used together.
21877 Initialize mips_lo_relocs[SYMBOL_HALF].
21878 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
21879 (mips_emit_loadgp): Handle LOADGP_RTP.
21880 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
21881 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
21882 (tablejump): Handle function-relative case table entries if
21884 * config/mips/predicates.md (symbol_ref_operand): New predicate.
21886 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21888 * config/mips/mips.md (load_call<mode>): Allow any general register.
21890 (sibcall_value_internal, sibcall_value_multiple_internal)
21891 (call_value_internal, call_value_split, call_value_multiple_internal)
21892 (call_value_multiple_split): Remove constraints from operand 0.
21894 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21896 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
21897 rather than loadgp_noshared.
21898 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
21899 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
21901 * config/mips/mips.md (loadgp): Rename to...
21902 (loadgp_newabi): ...this.
21903 (loadgp_noshared): Rename to...
21904 (loadgp_absolute): ...this.
21906 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21908 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
21909 false for locally-binding symbols.
21910 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
21912 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21914 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
21915 (SYMBOL_GOT_PAGE_OFST): ...this.
21916 (SYMBOL_GOT_GLOBAL): Rename to...
21917 (SYMBOL_GOT_DISP): ...this.
21918 (SYMBOL_GOTOFF_GLOBAL): Rename to...
21919 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
21920 * config/mips/mips.c (mips_global_symbol_p): New function.
21921 (mips_symbol_binds_local_p): Likewise.
21922 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
21923 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
21924 mips_global_symbol_p and mips_symbol_binds_local_p.
21925 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
21926 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
21927 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
21928 SYMBOL_GOTOFF_DISP.
21929 (mips_ok_for_lazy_binding_p): New function.
21930 (mips_load_call_address, mips_expand_call): Use it.
21931 (mips_dangerous_for_la25_p): Likewise.
21932 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
21933 (*got_disp<mode>): Use got_disp_operand instead of
21934 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
21935 SYMBOL_GOTOFF_GLOBAL.
21936 (*got_page<mode>): Use got_page_ofst_operand instead of
21938 * config/mips/predicates.md (const_call_insn_operand): Use
21939 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
21940 (global_got_operand): Rename to...
21941 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
21943 (local_got_operand): Rename to...
21944 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
21945 of SYMBOL_GOT_LOCAL.
21947 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21949 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
21950 TARGET_CALL_CLOBBERED_GP.
21951 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21952 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
21953 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
21954 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
21955 of TARGET_ABICALLS && !TARGET_NEWABI.
21956 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21957 * config/mips/mips.c (mips_load_call_address): Check
21958 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21959 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21960 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21961 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
21962 TARGET_ABICALLS && TARGET_NEWABI.
21963 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
21965 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
21966 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
21967 TARGET_ABICALLS && TARGET_NEWABI.
21968 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
21969 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
21970 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
21971 whether indirect calls must use $25.
21972 (mips_extra_live_on_entry): Check TARGET_GOT instead of
21974 * config/mips/mips.md (jal_macro): Check flag_pic and
21975 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
21976 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
21977 instead of TARGET_ABICALLS.
21978 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
21979 TARGET_ABICALLS && TARGET_OLDABI.
21980 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21981 (sibcall): In the comment above the define_insn, mention
21982 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
21983 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
21984 instead of TARGET_ABICALLS.
21986 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
21988 * doc/md.texi (Blackfin family constraints): Document PA and PB.
21989 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
21990 (MACFLAGS_MATCH_P): New macro.
21991 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
21992 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
21993 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
21994 the other MACFLAG constants.
21995 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
21996 (flag_machi): Tighten constraints. Renumber some of the operands.
21997 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
21999 (flag_machi_parts_acconly): New pattern.
22000 (flag_macinithi): Tighten constraints. Allow any accumulator to be
22002 (flag_macinit1hi): Tighten constraints.
22003 (flag_mul_macv2hi_parts_acconly): New pattern.
22005 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
22006 Use a more efficient implementation.
22007 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
22008 inline sequences when not optimizing for size.
22010 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
22011 movhi_high2low): Delete, merge functionality into...
22012 (packv2hi): ... this pattern.
22014 2007-02-11 Jie Zhang <jie.zhang@analog.com>
22015 * config/bfin/bfin.opt (msim): New option.
22016 (mcpu=): New option.
22017 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
22018 (bfin_cpu_t): Typedef of enum bfin_cpu.
22019 (bfin_cpu_type): New declaration.
22020 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
22021 -msim and -mcpu= options.
22022 (LIB_SPEC): Likewise.
22023 * config/bfin/bfin.c (bfin_cpu_type): Define.
22024 (bfin_handle_option): Handle -mcpu= option.
22025 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
22026 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
22027 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
22029 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22031 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
22032 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
22033 (powerpc-wrs-vxworksae): Use ${tm_file}.
22034 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
22035 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
22036 * config/i386/vx-common.h: New file.
22038 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22040 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
22043 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
22045 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
22048 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
22052 * c-common.c (c_build_qualified_type): Set canonical type
22055 2007-04-12 Richard Guenther <rguenther@suse.de>
22057 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
22058 lower bound and element size if lower bound is not zero
22059 or either of the ARRAY_REF operands is set.
22061 2007-04-12 Richard Guenther <rguenther@suse.de>
22063 PR tree-optimization/24689
22064 PR tree-optimization/31307
22065 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
22067 * gimplify.c (canonicalize_addr_expr): To be consistent with
22068 gimplify_compound_lval only set operands two and three of
22069 ARRAY_REFs if they are not gimple_min_invariant. This makes
22070 it never at this place.
22071 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
22073 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22075 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
22076 null before emitting a .nsubspa directive.
22078 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22080 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
22081 need_to_partition_p if there are no memory statements in the
22084 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22086 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
22087 (gcd_of_steps_may_divide_p): New function.
22088 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
22090 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22092 * reload.c (find_reloads_toplev, find_reloads_address,
22093 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
22094 not a pointer equality test, to decide if we need to call
22095 push_reg_equiv_alt_mem.
22097 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
22099 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
22100 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
22102 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
22104 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22106 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
22107 vector to be positive.
22109 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22113 * doc/invoke.texi: Document --params max-aliased-vops and
22115 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
22116 debug_memory_partitions): Move to tree-flow.h
22117 * params.h (AVG_ALIASED_VOPS): Define.
22118 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
22120 (mp_info_t): Likewise.
22121 (get_mem_sym_stats_for): New.
22122 (set_memory_partition): Move from tree-flow-inline.h.
22123 (mark_non_addressable): Only clear the set of symbols for the
22124 partition if it exists.
22125 (dump_memory_partitions): Move from tree-ssa-operands.c
22126 (debug_memory_partitions): Likewise.
22127 (need_to_partition_p): New.
22128 (dump_mem_ref_stats): New.
22129 (debug_mem_ref_stats): New.
22130 (dump_mem_sym_stats): New.
22131 (debug_mem_sym_stats): New.
22132 (update_mem_sym_stats_from_stmt): New.
22133 (compare_mp_info_entries): New.
22134 (mp_info_cmp): Call it.
22135 (sort_mp_info): Change argument to a list of mem_sym_stats_t
22137 (get_mpt_for): Move from tree-ssa-operands.c.
22138 (find_partition_for): New.
22139 (create_partition_for): Remove.
22140 (estimate_vop_reduction): New.
22141 (update_reference_counts): New.
22142 (build_mp_info): New.
22143 (compute_memory_partitions): Refactor.
22144 Document new heuristic.
22145 Call build_mp_info, update_reference_counts,
22146 find_partition_for and estimate_vop_reduction.
22147 (compute_may_aliases): Populate virtual operands before
22148 calling debugging dumps.
22149 (delete_mem_sym_stats): New.
22150 (delete_mem_ref_stats): New.
22151 (init_mem_ref_stats): New.
22152 (init_alias_info): Call it.
22153 (maybe_create_global_var): Remove alias_info argument.
22154 Get number of call sites and number of pure/const call sites
22155 from gimple_mem_ref_stats().
22156 (dump_alias_info): Call dump_memory_partitions first.
22157 (dump_points_to_info_for): Show how many times a pointer has
22159 * opts.c (decode_options): For -O2 set --param
22160 max-aliased-vops to 500.
22161 For -O3 set --param max-aliased-vops to 1000 and --param
22162 avg-aliased-vops to 3.
22163 * fortran/options.c (gfc_init_options): Remove assignment to
22165 * tree-flow-inline.h (gimple_mem_ref_stats): New.
22166 * tree-dfa.c (dump_variable): Dump memory reference
22168 Dump NO_ALIAS* settings.
22169 (referenced_var_lookup): Tidy.
22170 (mem_sym_stats): New.
22171 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
22172 and ORIG are different SSA names for a memory partition.
22173 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
22174 * tree-flow.h (struct mem_sym_stats_d): Define.
22175 (mem_sym_stats_t): Define.
22176 (struct mem_ref_stats_d): Define.
22177 (struct gimple_df): Add field mem_ref_stats.
22178 (enum noalias_state): Define.
22179 (struct var_ann_d): Add bitfield noalias_state.
22180 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
22181 debug_mem_ref_stats, debug_memory_partitions,
22182 debug_mem_sym_stats): Declare.
22183 * tree-ssa-structalias.c (update_alias_info): Update call
22184 sites, pure/const call sites and asm sites in structure
22185 returned by gimple_mem_ref_stats.
22186 Remove local variable IS_POTENTIAL_DEREF.
22187 Increase NUM_DEREFS if the memory expression is a potential
22189 Call update_mem_sym_stats_from_stmt.
22190 If the memory references memory, call
22191 update_mem_sym_stats_from_stmt for all the direct memory
22192 symbol references found.
22193 (intra_create_variable_infos): Set noalias_state field for
22194 pointer arguments according to the value of
22195 flag_argument_noalias.
22196 * tree-ssa-structalias.h (struct alias_info): Remove fields
22197 num_calls_found and num_pure_const_calls_found.
22198 (update_mem_sym_stats_from_stmt): Declare.
22199 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
22200 Set default value to 100.
22201 (PARAM_AVG_ALIASED_VOPS): Define.
22203 2007-04-11 Richard Guenther <rguenther@suse.de>
22205 PR middle-end/31530
22206 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
22207 a * -b + c as c - a * b if we honor sign dependent rounding.
22209 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22211 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
22212 bfin_expand_strmov.
22213 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
22214 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
22216 (initialize_trampoline): Don't use old-style function definition.
22217 (bfin_secondary_reload): Mark IN_P argument as unused.
22219 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
22221 PR tree-optimization/31343
22222 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
22223 (build_polynomial_chrec): Return a scalar when the evolution is zero.
22224 * testsuite/gcc.dg/vect/pr31343.c: New.
22226 2007-04-10 Eric Christopher <echristo@apple.com>
22228 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
22229 * config/i386/i386.md (*cmpfp0): Use.
22230 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22231 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22232 (fix_trunc<mode>_i386_fisttp): Ditto.
22233 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22234 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22235 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22236 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22237 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22238 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22239 (unnamed_splitters): Ditto.
22240 * config/i386/i386.c (output_fix_trunc): Assert that
22241 we're not being passed a TFmode operand.
22243 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
22245 PR tree-optimization/31526
22246 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
22247 n_basic_blocks to find newly added blocks.
22249 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
22251 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
22253 (fix_trunc<mode>si_sse): Ditto.
22254 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
22255 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
22256 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
22257 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
22258 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
22259 expander using SSEMODEF mode macro.
22260 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
22261 expander using SSEMODEF mode macro.
22262 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
22263 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
22264 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
22265 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
22266 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
22267 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
22268 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
22269 Macroize insn using X87MODEF mode macro.
22271 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
22273 * config/i386/sse.md (sse2_pinsrw): Removed.
22274 (sse2_pextrw): Renamed to ...
22275 (*sse2_pextrw): This.
22277 2007-04-09 Jan Hubicka <jh@suse.cz>
22280 * config/i386/sse.md
22281 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
22282 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
22283 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
22284 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
22286 2007-04-09 Jan Hubicka <jh@suse.cz>
22288 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
22289 multiple fields of union.
22291 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
22293 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
22294 (create_preheaders): Check that loops are available.
22295 (fix_loop_structure): Clean up, improve comments.
22296 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
22297 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
22299 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
22300 * predict.c (tree_estimate_probability): Do not call
22301 calculate_dominance_info. Call create_preheaders.
22302 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
22303 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
22305 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
22306 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
22307 * tree-cfg.c (tree_split_edge): Make an assert more precise.
22308 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
22311 2007-04-08 Jan Hubicka <jh@suse.cz>
22313 * tree.h (maybe_fold_offset_to_component_ref): Declare.
22314 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
22315 * fold-const.c (fold_unary): Use it.
22317 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
22319 * varasm.c (assemble_variable): Remove call to
22320 lang_hooks.decls.prepare_assemble_variable.
22321 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
22322 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
22323 * langhooks.h (lang_hooks_for_decls): Remove
22324 prepare_assemble_variable.
22326 2007-04-08 Mike Stump <mrs@apple.com>
22328 * config/i386/i386.c: Use inc/dec on Core2.
22330 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
22332 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
22333 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22334 lhd_tree_inlining_end_inlining): Remove.
22335 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
22336 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
22337 end_inlining hooks.
22338 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
22339 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22340 lhd_tree_inlining_end_inlining): Remove prototypes.
22341 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
22342 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
22343 LANG_HOOKS_TREE_INLINING_START_INLINING,
22344 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
22346 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
22349 2007-04-08 Anatoly Sokolov <aesok@post.ru>
22352 * config/avr/predicates.md (io_address_operand): Delete predicate.
22353 (low_io_address_operand): Don't use 'mode' argument.
22354 (higth_io_address_operand): Rename ...
22355 (high_io_address_operand): ... to this. Don't use 'mode' argument.
22356 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
22359 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
22361 Revert change removing staticp.
22363 2007-04-07 Anatoly Sokolov <aesok@post.ru>
22366 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
22369 2007-04-07 Bruce Korb <bkorb@gnu.org>
22371 * c.opt: Add -Wformat-contains-nul.
22372 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
22374 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
22375 the NUL byte warning.
22377 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
22379 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
22381 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22383 * tree.c (staticp): No longer use staticp langhook.
22384 * langhooks.c (lhd_staticp): Removed.
22385 * langhooks.h (struct lang_hooks): Remove staticp.
22386 * c-common.c (c_staticp): Remove.
22387 * c-common.h (c_staticp): Ditto.
22388 * langhooks-defs.h (lhd_staticp): Ditto.
22389 (LHD_HOOKS_STATICP): Ditto
22390 * tree.h (gcc_assert_lowered): New macro.
22392 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
22394 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
22395 argument "reliable".
22396 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
22397 Add argument "reliable". Propagate it through calls.
22398 (infer_loop_bounds_from_undefined): Derive number of iterations
22399 estimates from references in blocks that do not dominate loop latch.
22400 (gcov_type_to_double_int): New function.
22401 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
22402 and expected_loop_iterations_unbounded.
22403 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
22404 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
22405 * tree-data-ref.c (estimated_loop_iterations): Export.
22406 (get_references_in_stmt): Fix -- do not return addresses of local
22408 * cfgloop.h (expected_loop_iterations_unbounded,
22409 estimated_loop_iterations): Declare.
22411 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
22413 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
22415 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22417 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
22418 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
22419 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
22420 Use output_387_reg_move().
22421 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
22422 expander using X87MODEF12 mode macro.
22423 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
22424 choosing register preferences. Use output_387_reg_move().
22425 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
22426 instead of "x". Use output_387_reg_move().
22427 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
22428 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
22429 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
22430 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
22431 Use output_387_reg_move().
22432 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
22434 (*truncxf?f_i387 splitter): Ditto.
22436 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22438 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
22439 LANG_HOOKS_SAFE_FROM_P.
22440 * expr.c (safe_from_p): Remove langhook call.
22441 * langhooks.h (lang_hooks): Remove safe_from_p.
22442 (lhd_safe_from_p): Remove prototype.
22443 * langhooks.c (lhd_safe_from_p): Remove.
22445 2007-04-06 Jan Hubicka <jh@suse.cz>
22447 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
22450 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22452 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
22453 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
22454 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
22455 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
22457 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
22458 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
22460 2007-04-05 Richard Henderson <rth@redhat.com>
22462 * config/alpha/alpha.c (print_operand) [+]: Remove.
22463 (alpha_end_function): Print nop if call at end of function.
22464 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
22465 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
22466 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
22467 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
22468 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
22469 the call pattern. Update peepholes to match.
22471 2007-04-05 Janis Johnson <janis187@us.ibm.com>
22473 * doc/extend.texi (Other Builtins): Add decimal float variants
22475 * builtins.def: Ditto.
22476 * builtins.c (expand_builtin): Ditto.
22478 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
22479 H.J. Lu <hongjiu.lu@intel.com>
22482 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
22483 of V8HImode when calling ix86_binary_operator_ok.
22484 (sse2_pmaddwd): Call ix86_binary_operator_ok.
22485 (sdot_prodv8hi): Operands 1 and 2 must be register.
22487 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22489 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
22490 initialize align to silence bogus warning.
22492 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22494 PR middle-end/22156
22495 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
22497 (struct sra_walk_fns): Remove use_all parameter from use.
22498 (sra_hash_tree): Handle BIT_FIELD_REFs.
22499 (sra_elt_hash): Don't hash bitfld blocks.
22500 (sra_elt_eq): Skip them in parent compares as well. Handle
22502 (sra_walk_expr): Don't maintain or pass down use_all_p.
22503 (scan_use): Remove use_all parameter.
22504 (scalarize_use): Likewise. Re-expand assignment to
22505 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
22506 output, and re-scalarize after output. Don't mark anything
22508 (scalarize_ldst): Adjust.
22509 (scalarize_walk_gimple_modify_statement): Likewise.
22510 (build_element_name_1): Handle BIT_FIELD_REFs.
22511 (instantiate_element): Don't warn for any element whose parent
22512 is used as a whole.
22513 (instantiate_missing_elements_1): Return the sra_elt.
22514 (canon_type_for_field): New.
22515 (try_instantiate_multiple_fields): New.
22516 (instantiate_missing_elemnts): Use them.
22517 (mark_no_warning): Removed.
22518 (generate_one_element_ref): Handle BIT_FIELD_REFs.
22519 (REPLDUP, sra_build_elt_assignment): New.
22520 (generate_copy_inout): Use them.
22521 (generate_element_copy): Likewise. Handle bitfld differences.
22522 (generate_element_zero): Don't recurse for blocks. Use
22523 sra_build_elt_assignment.
22524 (generate_one_element_int): Take elt instead of var. Use
22525 sra_build_elt_assignment.
22526 (generate_element_init_1): Adjust.
22527 (scalarize_use, scalarize_copy): Use REPLDUP.
22528 (scalarize_ldst): Move assert before dereference.
22529 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
22531 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22533 * regmove.c: Fix unused variable warnings due to previous commit.
22535 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22537 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
22538 (regmove_bb_head): Remove.
22539 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
22540 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
22541 problems with fixup_match_1.
22542 Don't initialize/free regmove_bb_head.
22544 (reg_is_remote_constant_p): If an insn is in the same basic block
22545 but not before INSN, consider it remote, too.
22547 2007-04-05 Anatoly Sokolov <aesok@post.ru>
22550 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
22551 DECL_ASSEMBLER_NAME, not the DECL_NAME.
22553 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
22555 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
22556 (CONDITIONAL_REGISTER_USAGE): Likewise.
22558 2007-04-04 Richard Henderson <rth@redhat.com>
22560 * config/alpha/lib1funcs.asm: Remove unused file.
22562 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22565 * opts.c (print_specific_help): Fix --help=<language>
22567 (common_handle_option): Support --help=common.
22569 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22572 * gcc.c (main): Do not run the linker if
22573 print_subprocess_help indicates that it shouldn't be
22576 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22579 * doc/invoke.texi (--help=): Document <languages> value, fix
22580 formatting in tables of values.
22582 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
22584 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
22585 dllimport attribute of virtual methods.
22587 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
22589 * config/score/crti.asm: Change _bss_start to __bss_start.
22590 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
22591 (OUTGOING_REG_PARM_STACK_SPACE) update.
22592 * config/score/score.opt: add options to make backend support
22593 score5, score5u, score7 and score7d.
22594 * config/score/score.md: Likewise.
22595 * config/score/misc.md: Likewise.
22596 * config/score/mac.md: Likewise.
22597 * doc/invoke.texi: Likewise.
22598 * doc/md.texi: update constraints define.
22600 2007-04-03 Richard Henderson <rth@redhat.com>
22602 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
22603 an appropriate type, use the mode instead.
22605 2007-04-03 Richard Sandiford <richard@codesourcery.com>
22607 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
22608 Set the default --with-arch setting to mips2.
22609 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
22610 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
22611 (MULTILIB_OSDIRNAMES): Delete.
22612 (MULTILIB_DIRNAMES): Define.
22613 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
22614 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
22615 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
22616 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
22617 VXWORKS_OS_CPP_BUILTINS.
22618 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
22619 (MIPS_DEBUGGING_INFO): Undefine.
22620 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
22622 2007-04-03 Jakub Jelinek <jakub@redhat.com>
22624 PR middle-end/30704
22625 * fold-const.c (native_encode_real): Encode real.c provided longs
22626 as a series of 32-bit native integers.
22627 (native_interpret_real): Interpret buffer as a series of 32-bit
22630 2007-04-03 Richard Guenther <rguenther@suse.de>
22632 * genpreds.c (write_insn_constraint_len): Write function
22633 optimized for CONSTRAINT_LEN implementation.
22634 (write_tm_preds_h): Output insn_constraint_len inline and
22635 use it for CONSTRAINT_LEN.
22636 (write_insn_preds_c): Don't output insn_constraint_len.
22637 * doc/md.texi (define_register_constraint): Document multi-letter
22638 constraints shall have the same length if they start with the same
22641 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22644 * config/i386/i386.md (isinf<mode>2): Expand only when
22645 TARGET_C99_FUNCTIONS is set.
22647 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22649 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
22650 (x86_64-*-linux*): Ditto.
22651 * config/i386/i386.opt (mpc): New option.
22652 * config/i386/i386.c (overrride_options): Handle
22653 ix87_precision_string.
22654 * config/i386/crtprec.c: New file.
22655 * config/i386/t-crtpc: Ditto.
22656 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
22657 and -mpc80 options.
22658 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
22659 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
22660 crtprec32.o, crtprec64.o and crtprec80.o.
22662 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
22663 and -mpc80 options.
22664 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
22666 2007-04-02 Eric Christopher <echristo@apple.com>
22668 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
22669 limitations on darwin.
22671 2007-04-02 Anatoly Sokolov <aesok@post.ru>
22674 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
22676 2007-04-02 Dave Korn <dave.korn@artimi.com>
22678 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
22680 2007-04-02 Dave Korn <dave.korn@artimi.com>
22682 * libgcc2.h (exception_descriptor): Don't forward-declare.
22683 (__get_eh_table_language, __get_eh_table_version): Delete
22684 prototypes of long-dead functions.
22686 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
22688 * ebitmap.h: New file
22689 * ebitmap.c: New file
22690 * Makefile.in (ebitmap.o): New target.
22692 2007-04-01 Jan Hubicka <jh@suse.cz>
22694 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
22695 before very first instruction.
22697 2007-04-01 Jan Hubicka <jh@suse.cz>
22699 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
22700 waring on 64bit hosts.
22701 * bitmap.h: Fix typo in bitmap_head_def.
22703 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
22705 PR rtl-optimization/31391
22706 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
22707 into a DELETED_LABEL note, and the label is in an empty basic
22708 block, update BB_END as well as BB_HEAD.
22710 2007-04-01 Richard Henderson <rth@redhat.com>
22712 PR tree-optimization/31169
22713 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
22714 to varying if the range is outside [0, prec-1].
22716 2007-04-01 Richard Sandiford <richard@codesourcery.com>
22719 * config/mips/mips.md (load_const_gp): New insn.
22720 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
22721 the MIPS16 GP pseudo register if no_new_pseudos.
22722 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
22724 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22727 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
22729 (call_value): Likewise.
22731 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
22732 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22735 * doc/invoke.texi: (optimization options): Reword description
22736 of -ffast-math. Document its primary purpose.
22738 2007-03-31 Richard Guenther <rguenther@suse.de>
22740 * omp-low.c (splay-tree.h): Include.
22741 (lookup_decl): Replace splay-tree usage by pointer-map.
22742 (maybe_lookup_decl): Likewise.
22743 (new_omp_context): Likewise.
22744 (delete_omp_context): Likewise.
22745 * gimplify.c (splay-tree.h): Include.
22746 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
22748 (remap_ssa_name): Likewise.
22749 (remap_decl): Likewise.
22750 (remap_type_1): Likewise.
22751 (remap_type): Likewise.
22752 (copy_body_r): Likewise.
22753 (expand_call_inline): Likewise.
22754 (clone_body): Likewise.
22755 (copy_tree_r): Likewise.
22756 (remap_save_expr): Likewise.
22757 (unsave_r): Likewise.
22758 (unsave_expr_now): Likewise.
22759 (tree_function_versioning): Likewise.
22760 (build_duplicate_type): Likewise.
22761 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
22762 (struct copy_body_data): Replace splay-tree by pointer-map.
22763 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
22764 not $(SPLAY_TREE_H).
22765 (gimplify.o): Depend on $(SPLAY_TREE_H).
22766 (omp-low.p): Likewise.
22768 2007-03-31 Anatoly Sokolov <aesok@post.ru>
22770 * config/avr/predicates.md (even_register_operand,
22771 odd_register_operand): New predicates.
22772 * config/avr/avr.md (movw peephole2): New.
22773 (movw_r peephole2): New.
22775 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
22777 * tree.h (get_signed_or_unsigned_type): New.
22778 * fold-const.c (operand_equal_for_comparison_p): Use
22779 get_signed_or_unsigned_type instead of
22780 lang_hooks.types.signed_or_unsigned_type.
22781 * expr.c (store_expr): Ditto.
22782 * langhooks.c (get_signed_or_unsigned_type): New.
22783 (lhd_signed_or_unsigned_type): New.
22784 * langhooks.h (lhd_signed_or_unsigned_type): New.
22785 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
22787 2007-03-30 Richard Henderson <rth@redhat.com>
22789 * tree-ssa-loop-ivopts.c: Include target.h.
22790 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
22791 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
22792 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
22793 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
22795 2007-03-30 Richard Henderson <rth@redhat.com>
22796 Kai Tietz <kai.tietz@onevision.com>
22798 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
22799 default for 64-bit.
22800 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
22801 (TARGET_64BIT_MS_ABI): New.
22802 (DBX_REGISTER_NUMBER): Handle 64-bit.
22803 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
22804 (LONG_TYPE_SIZE): Force to 32.
22805 (REG_PARM_STACK_SPACE): New.
22806 (OUTGOING_REG_PARM_STACK_SPACE): New.
22807 (REGPARM_MAX, SSE_REGPARM_MAX): New.
22808 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22809 (STACK_BOUNDARY): Use 128 for 64-bit.
22810 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
22811 Add 64-bit implementation.
22812 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
22814 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
22815 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
22816 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
22817 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
22818 (ix86_handle_cconv_attribute): Don't warn when ignoring if
22819 TARGET_64BIT_MS_ABI.
22820 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
22821 (ix86_pass_by_reference): Likewise.
22822 (ix86_function_value_regno_p): Likewise.
22823 (ix86_build_builtin_va_list): Likewise.
22824 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
22825 (function_arg_advance_ms_64): New.
22826 (function_arg_advance): Call it.
22827 (function_arg_ms_64): New.
22828 (function_arg): Call it.
22829 (function_value_ms_64): New.
22830 (ix86_function_value_1): Call it.
22831 (return_in_memory_ms_64): New.
22832 (ix86_return_in_memory): Call it.
22833 (setup_incoming_varargs_ms_64): New.
22834 (ix86_setup_incoming_varargs): Call it.
22835 (ix86_expand_prologue): Handle 64-bit stack probing.
22836 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
22837 (output_pic_addr_const): Likewise.
22838 (x86_this_parameter): Likewise.
22839 (x86_output_mi_thunk): Likewise.
22840 (x86_function_profiler): Likewise.
22841 (TARGET_STRICT_ARGUMENT_NAMING): New.
22842 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
22843 (TARGET_64BIT_MS_ABI): New.
22844 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
22845 * config/i386/i386.md (allocate_stack_worker): Remove.
22846 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
22847 describe the clobber of eax without a match_scratch.
22848 (allocate_stack_worker_postreload): Remove.
22849 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
22850 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
22851 (allocate_stack_worker_rex64_postreload): Remove.
22852 (allocate_stack): Handle 64-bit.
22853 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
22854 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
22855 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
22856 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
22857 (STANDARD_STARTFILE_PREFIX_1): Likewise.
22858 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
22859 * config.build (x86_64-*-mingw*): New host.
22860 * config.host (x86_64-*-mingw*): New host.
22861 * config.gcc (x86_64-*-mingw*): New target.
22862 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
22864 2007-03-30 Richard Henderson <rth@redhat.com>
22865 Kai Tietz <kai.tietz@onevision.com>
22867 * c-pragma.c (struct def_pragma_macro_value): New.
22868 (struct def_pragma_macro): New.
22869 (pushed_macro_table): New.
22870 (dpm_hash, dpm_eq): New.
22871 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
22872 (init_pragma): Install them.
22873 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22875 2007-03-30 Anatoly Sokolov <aesok@post.ru>
22877 * config/avr/avr.c (avr_override_options): Clear
22878 'flag_delete_null_pointer_checks'.
22880 2007-03-30 Paolo Carlini <pcarlini@suse.de>
22883 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
22884 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
22885 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
22886 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
22887 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
22888 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
22889 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
22891 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
22893 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
22895 * regmove.c: Move all of pass_stack_adjustments from here...
22896 * combine-stack-adj.c: ...to this new file.
22897 * Makefile.in: Add rules for combine-stack-adj.o.
22899 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
22901 PR tree-optimization/31383
22902 * tree-data-ref.c (affine_function_equal_p): Do not require the
22903 vectors to have the same length.
22905 2007-03-30 Jan Hubicka <jh@suse.cz>
22907 PR middle-end/30700
22908 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
22909 availablility; add more sanity checking; ask varpool only about
22912 2007-03-29 Richard Henderson <rth@redhat.com>
22914 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
22915 to decide, but __SIZEOF_LONG_LONG__.
22917 2007-03-29 Richard Henderson <rth@redhat.com>
22919 * emutls.c (struct __emutls_array): New.
22920 (emutls_destroy): Use it instead of casting element 0 from void*.
22921 (__emutls_get_address): Likewise.
22923 2007-03-29 Richard Henderson <rth@redhat.com>
22925 * varasm.c (initializer_constant_valid_p): Don't deny
22926 DECL_DLLIMPORT_P on functions.
22928 * config/i386/cygming.h: Remove function declarations.
22929 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
22930 (ASM_OUTPUT_LABELREF): Remove.
22931 (COMMON_ASM_OP): Remove.
22932 (ASM_OUTPUT_COMMON): Remove.
22933 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
22934 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
22935 (ASM_DECLARE_FUNCTION_NAME): Likewise.
22936 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
22937 Rename from TARGET_ENCODE_SECTION_INFO.
22938 * config/i386/netware.h: Likewise.
22939 * config/i386/i386-protos.h: Update.
22940 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
22941 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
22942 (legitimate_constant_p): Reject dllimports.
22943 (dllimport_map, get_dllimport_decl): New.
22944 (legitimize_dllimport_symbol): New.
22945 (legitimize_address, ix86_expand_move): Use it.
22946 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
22947 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
22948 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
22949 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
22950 * config/i386/predicates.md (constant_call_address_operand): Only
22951 accept symbols; reject dllimport_p symbols.
22952 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
22953 i386_pe_maybe_record_exported_symbol.
22954 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
22955 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
22956 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
22957 trust the setting of DECL_DLLIMPORT_P.
22958 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
22959 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
22960 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
22961 tidy the argument scanning loop.
22962 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
22963 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
22964 (i386_pe_strip_name_encoding): Remove.
22965 (i386_pe_binds_local_p): New.
22966 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
22967 (i386_pe_output_labelref): Remove.
22968 (i386_pe_asm_output_aligned_decl_common): New.
22969 (i386_pe_maybe_record_exported_symbol): Rename from
22970 i386_pe_record_exported_symbol; check for dllexported symbols.
22972 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
22974 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
22975 add comment explaining why vsnprintf cannot be used.
22977 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
22979 PR tree-optimization/30666
22980 * tree.c (build_complex_type): When creating type names for DWARF2
22981 debug info, create TYPE_DECLs for TYPE_NAME instead of
22983 (build_common_tree_nodes_2): Use build_complex_type when building
22984 predefined complex types, to preserve canonical types.
22986 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
22988 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
22989 (noce_get_alt_condition): Look at it to determine whether to
22990 reverse the condition or not.
22991 (noce_get_condition): Substitute the truth for lies.
22992 (noce_find_if_block): Set the then_else_reversed field.
22994 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
22996 * config/fr30/fr30.md (movdi): Do not accept immediates as the
22997 destination of this insn.
22998 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
22999 than calling gen_rtx_SET directly. Use r0 to hold the value of
23000 'address + 4' rather than a stack based temporary which can be
23001 mis-optimized away.
23003 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23005 * config/s390/s390.c (s390_secondary_input_reload_class,
23006 s390_secondary_output_reload_class): Functions removed.
23007 (s390_secondary_reload): New function.
23008 (TARGET_SECONDARY_RELOAD): Target macro defined.
23009 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
23010 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
23011 * config/s390/s390.md ("reload_outti", "reload_outdi",
23012 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
23013 "reload_out<mode>"): Expanders removed.
23014 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
23015 "reload<mode>_nonoffmem_out"): Expanders added.
23017 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23019 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
23020 action if SRC->DEST replacement failed anyway.
23022 2007-03-28 Mike Stump <mrs@apple.com>
23024 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
23025 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
23026 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
23028 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23030 * config.gcc: Accept barcelona as a variant of amdfam10.
23031 * config/i386/i386.c (override_options): Likewise.
23032 * doc/invoke.texi: Likewise.
23034 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
23036 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
23037 offsets for BIT_FIELD_REF and COMPONENT_REF.
23039 2007-03-28 Richard Guenther <rguenther@suse.de>
23041 * tree.c (is_global_var): Move ...
23042 * tree-flow-inline.h (is_global_var): ... here.
23043 * tree.h (is_global_var): Remove declaration.
23045 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
23047 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
23049 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
23050 * config/i386/i386.c (ix86_tune_features): Initialize new
23052 * config/i386/predicates.md (promotable_binary_operator): Use
23053 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
23055 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
23058 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
23060 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
23062 * config/fr30/fr30.md (movsi_internal): Change destination
23063 constraint from m to V and add m to the end.
23065 2007-03-28 Christian Bruel <christian.bruel@st.com>
23067 * config/sh/sh.md (movsi_i): Fix type attribute.
23069 2007-03-28 Christian Bruel <christian.bruel@st.com>
23071 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
23072 (movsf_ie): Likewise.
23074 2007-03-28 Christian Bruel <christian.bruel@st.com>
23076 * config.gcc: Add sh4-300 to multilib.
23077 * config/sh/t-mlib-sh4-300: New file.
23079 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
23081 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
23082 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
23083 fix_trunc<mode>di2.
23084 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
23085 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
23086 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
23087 "fixuns_trunctddi2"): Whitespace fix.
23089 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
23091 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
23092 the definition of struct sh_args.
23093 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
23094 CALL_COOKIE_INT_REG_GET): Likewise.
23096 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
23098 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
23099 transformations are applied successfully.
23101 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
23103 * tree.c (tree_contains_struct): Permit 512 tree codes.
23104 * tree.h (tree_contains_struct): Ditto.
23105 (MAX_TREE_CODES): Ditto.
23106 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
23107 SPARE member to store remaining padding bits.
23109 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23111 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
23114 2007-03-27 Janis Johnson <janis187@us.ibm.com>
23116 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
23117 * configure: Regenerate.
23119 * configure: Regenerate using the correct version of autoconf.
23121 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23123 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
23125 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
23126 regs to "__SP_L__" and "__SP_H__".
23128 2007-03-27 Richard Guenther <rguenther@suse.de>
23130 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
23131 computations with it with a HOST_WIDE_INT variable.
23133 2007-03-26 Mike Stump <mrs@apple.com>
23135 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
23136 objective-c-header, objective-c++-header and objc++-cpp-output
23138 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23140 2007-03-26 Richard Henderson <rth@redhat.com>
23143 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
23144 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
23145 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
23146 IX86_BUILTIN_PSRLQ128): New.
23147 (ix86_init_mmx_sse_builtins): Add them.
23148 (ix86_expand_builtin): Expand them.
23149 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
23150 operand 2 be TImode.
23151 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
23152 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
23153 _mm_srli_epi64): Mark __B const.
23154 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
23155 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
23156 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
23157 new two-vector shift builtins.
23159 2007-03-26 Ian Lance Taylor <iant@google.com>
23161 PR tree-optimization/31345
23162 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
23163 [+INF, +INF(OVF)] into VARYING.
23165 2007-03-26 Zack Weinberg <zackw@panix.com>
23167 * gengtype-parse.c: New file.
23168 * gengtype-yacc.y: Delete.
23169 * gengtype-lex.l: Don't include gengtype-yacc.h.
23170 Define YY_DECL and yyterminate appropriately for recursive
23171 descent parser. yylval is now a string out-parameter to yylex.
23172 (HWS, EOID): New shorthand.
23173 (IWORD): Add a couple more types.
23174 (yylex): Add a setup stanza. Remove the complex rules for
23175 detecting GTY'ed types and typedefs; replace with simple
23176 keyword detectors. Adjust everything for the changed
23177 definition of yylval. Ignore all pp-directives, not just #define.
23179 (parse_file): Rename yybegin; do not call yyparse.
23181 * gengtype.c (xasprintf): Export again.
23182 (this_file): New. Use everywhere __FILE__ was being used.
23183 (get_lang_bitmap): Special case types defined in gengtype.c.
23184 (do_typedef, new_structure): Suppress definition of certain types.
23185 (new_structure): Improve diagnostics of duplicate definitions.
23186 Make sure location_s is associated with input.h.
23187 (nreverse_pairs, define_location_structures): New functions.
23188 (main): Improve tagging of kludge types. Remove old kludges
23189 for input.h types; use define_location_structures.
23190 * gengtype.h: Update prototypes. Define token codes here.
23191 * Makefile.in: Remove all references to gengtype-yacc.
23192 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
23194 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
23195 add GTY((skip)) to the field that's only conditionally there.
23196 * doc/install.texi: Document that Bison is no longer required
23197 unless building treelang.
23199 * gengtype.c: Don't include gtyp-gen.h.
23200 (srcdir): Declare here.
23201 (base_files, lang_dir_names): Allocate dynamically.
23202 (gt_files, num_gt_files, num_lang_dirs): New globals.
23203 (measure_input_list, read_input_line, read_input_list)
23204 (set_lang_bitmap): New functions.
23205 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
23206 simplify, relying on read_input_list to set up the bitmaps.
23207 (main): Arguments are no longer unused. Check for correct number
23208 of command line arguments, set srcdir and srcdir_len, then call
23209 read_input_list, before doing anything else. No need to worry
23210 about duplicates in main loop.
23211 * configure.ac: Simplify the calculation of all_gtfiles.
23212 Put language tags in there. Don't set or substitute
23213 all_gtfiles_files_langs or all_gtfiles_files_frags.
23214 * Makefile.in: Revamp the way gengtype is invoked, now that it
23215 takes a file on its command line with a much simpler format.
23216 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
23217 (GTFILES): Remove duplicates and C source files.
23218 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
23219 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
23220 * configure: Regenerate.
23222 * gengtype.h: Remove all type definitions to gengtype.c; leave
23223 only definitions of options_p, type_p, and pair_p as opaque
23224 pointers. Update prototypes.
23225 * gengtype.c: Many type definitions moved here from gengtype.h.
23226 Consolidate type definitions at the top of the file.
23227 (xvasprintf): Delete.
23228 (xasprintf): Make static.
23229 (create_nested_pointer_option): Add 'next' parameter.
23230 (create_field_all, create_field_at): New functions.
23231 (create_field): Now a thin wrapper around create_field_all.
23232 (create_optional_field): Rename create_optional_field_ and add
23233 line argument. Original name is now a macro which supplies
23235 (oprintf): Use vsnprintf directly.
23236 (close_output_files): Use fatal rather than perror/exit.
23237 (note_def_vec, note_def_vec_alloc): Use create_field_at.
23238 (main): Set progname. Don't use exit.
23239 * gengtype-yacc.y (struct_fields): Use create_field_at.
23240 (option, optionseqopt): Delete.
23241 (optionseq): Consolidate productions from option here so we
23242 can use the first argument to create_option.
23244 * gengtype-lex.l: Distinguish unions from structures in the
23245 token type. Don't call find_structure; return the tag as a string.
23246 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
23247 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
23248 string. Reorganize typedef_struct production accordingly.
23249 Use create_nested_ptr_option.
23250 * gengtype.c (create_nested_ptr_option): New function.
23251 * gengtype.h: Declare it.
23253 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
23254 (string_type): Don't declare.
23255 (do_scalar_typedef): Declare.
23256 (create_scalar_type): Update prototype.
23257 * gengtype.c (string_type): Make static.
23258 (scalar_nonchar, scalar_char): New.
23259 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
23260 (resolve_typedef): Use scalar_nonchar for error recovery.
23261 (create_scalar_type): Remove name_len field. Return scalar_char
23262 or scalar_nonchar as appropriate.
23263 (adjust_field_type): Look at scalar_is_char boolean to decide whether
23264 to use string_type.
23265 (throughout): Use scalar_nonchar instead of calling
23266 create_scalar_type, whenever possible.
23267 (main): Initialize scalar_char and scalar_nonchar before calling
23269 * gengtype-lex.l: Adjust for removal of second argument to
23270 create_scalar_type. Use yylval.s instead of yylval.t when
23272 * gengtype-yacc.y: Type of SCALAR is string. Call
23273 create_scalar_type from type:SCALAR rule. Adjust for removal of
23274 second argument to create_scalar_type.
23276 * vec.h: Remove all #if IN_GENGTYPE blocks.
23277 Add comment saying that changes may require adjustments to gengtype.
23278 * gengtype.c: Don't include coretypes.h or tm.h.
23279 Add comment to inclusion of errors.h.
23280 (note_def_vec, note_def_vec_alloc): New functions.
23281 * gengtype.h: Declare new functions.
23282 * gengtype-lex.l: Don't include coretypes.h.
23283 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
23285 (update_lineno): Remove unnecessary prototype.
23286 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
23287 (VEC rule): Just return VEC_TOKEN.
23288 * gengtype-yacc.y (VEC_TOKEN): New token type.
23289 (type): Add a production for VEC(a,b).
23290 * Makefile.in: Update dependencies.
23292 * gengtype-lex.l: Remove rules for parsing pointer-to-function
23293 typedefs that use the old PARAMS macro.
23295 * gengtype-lex.l: Remove all rules and states relating to yacc
23297 * gengtype-yacc.y: Similarly.
23298 * gengtype.c (note_yacc_type): Delete function.
23299 * gengtype.h: Update prototypes.
23301 2007-03-26 Joseph Myers <joseph@codesourcery.com>
23303 * tree-pretty-print.c (dump_generic_node): Report precision of
23304 unnamed integer types.
23306 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
23308 * ifcvt.c (noce_try_store_flag_constants): Don't check
23309 no_new_pseudos here.
23310 (noce_try_store_flag_constants): Don't check no_new_pseudos.
23311 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
23312 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
23313 noce_try_sign_mask): Likewise.
23314 (if_convert): Check no_new_pseudos here.
23316 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
23318 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
23319 (noce_get_condition): Handle new then_else_reversed argument.
23320 (noce_init_if_info): Remove, fold into noce_find_if_block.
23321 (noce_process_if_block): Take a struct noce_if_info as the
23322 argument. Don't set up one based on ce_if_info. Update pointer
23323 references accordingly.
23324 (cond_move_process_if_block): Likewise.
23325 (process_if_block): Removed.
23326 (find_if_block): Removed. Move functionality two new functions,
23327 noce_find_if_block and cond_exec_find_if_block.
23328 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
23329 blocks and the symmetric IF-ELSE-JOIN case.
23330 (cond_exec_find_if_block): Also new function mostly based on old
23331 find_if_block and process_if_block.
23332 (find_if_header): Replace find_if_block call with separately
23333 guarded calls to noce_find_if_block and cond_exec_find_if_block.
23334 (find_cond_trap): Update noce_get_condition call.
23335 (dead_or_predicable): Likewise.
23337 2007-03-26 Jakub Jelinek <jakub@redhat.com>
23339 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
23341 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
23342 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
23343 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
23344 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
23345 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
23346 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
23347 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
23348 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
23349 __builtin_ia32_psrad128 builtins.
23351 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
23353 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
23354 * config/i386/constraints.md
23355 (define_constraint "I"): Use IN_RANGE macro.
23356 (define_constraint "J"): Ditto.
23357 (define_constraint "K"): Ditto.
23358 (define_constraint "M"): Ditto.
23359 (define_constraint "N"): Ditto.
23360 (define_constraint "O"): Ditto.
23361 * config/i386/predicates.md
23362 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
23363 (define_predicate "const_0_to_3_operand"): Ditto.
23364 (define_predicate "const_0_to_7_operand"): Ditto.
23365 (define_predicate "const_0_to_15_operand"): Ditto.
23366 (define_predicate "const_0_to_63_operand"): Ditto.
23367 (define_predicate "const_0_to_255_operand"): Ditto.
23368 (define_predicate "const_1_to_31_operand"): Ditto.
23369 (define_predicate "const_2_to_3_operand"): Ditto.
23370 (define_predicate "const_4_to_7_operand"): Ditto.
23372 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23374 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
23375 in SImode for save_world.
23376 * config/rs6000/altivec.md (save_world, restore_world): Convert to
23379 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
23381 PR tree-optimization/30784
23382 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
23385 2007-03-25 Revital Eres <eres@il.ibm.com>
23387 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
23388 Fold movement_possibility function into it.
23390 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23392 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
23393 (load_macho_picbase_{si,di}): Convert to LR hard reg.
23394 (call_indirect_nonlocal_darwin64): Same.
23395 (call_nonlocal_darwin64): Same.
23396 (call_value_indirect_nonlocal_darwin64): Same.
23397 (call_value_nonlocal_darwin64): Same.
23398 (sibcall_nonlocal_darwin64): Same.
23399 (sibcall_value_nonlocal_darwin64): Same.
23400 (sibcall_symbolic_64): Same.
23401 (sibcall_value_symbolic_64): Same.
23402 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
23404 (rs6000_emit_load_toc_table): Same.
23405 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
23406 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
23408 (divss_call): Same.
23409 (divus_call): Same.
23410 (quoss_call): Same.
23411 (quous_call): Same.
23412 (load_toc_v4_pic_si): Same
23413 (load_toc_v4_PIC_1): Same.
23414 (load_toc_v4_PIC_1b): Same.
23415 (call_indirect_aix{32,64}): Same.
23416 (call_value_indirect_aix{32,64}): Same.
23418 (call_value): Same.
23419 (call_local{32,64}): Same.
23420 (call_value_local{32,64}): Same.
23421 (call_indirect_nonlocal_aix{32,64}): Same.
23422 (call_nonlocal_aix{32,64}): Same.
23423 (call_value_indirect_nonlocal_aix{32,64}): Same.
23424 (call_value_nonlocal_aix{32,64}): Same.
23425 (call_indirect_nonlocal_sysv<mode>): Same.
23426 (call_nonlocal_sysv<mode>): Same.
23427 (call_value_indirect_nonlocal_sysv<mode>): Same.
23428 (call_value_nonlocal_sysv<mode>): Same.
23430 (sibcall_local{32,64}): Same.
23431 (sibcall_value_local{32,64}): Same.
23432 (sibcall_nonlocal_aix{32,64}): Same.
23433 (sibcall_value_nonlocal_aix{32,64}): Same.
23434 (sibcall_nonlocal_sysv<mode>): Same.
23435 (sibcall_value): Same.
23436 (sibcall_value_nonlocal_sysv<mode>): Same.
23438 2007-03-24 Paul Brook <paul@codesourcery.com>
23440 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
23441 * config/arm/linux-eabi.h: Remove legacy syscall hack.
23443 2007-03-24 Richard Henderson <rth@redhat.com>
23445 * config/ia64/constraints.md: New file.
23446 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
23447 satisfies_constraint_?.
23448 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
23449 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
23450 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
23451 ia64_output_mi_thunk): Likewise.
23452 (ia64_const_ok_for_letter_p): Remove.
23453 (ia64_const_double_ok_for_letter_p): Remove.
23454 (ia64_extra_constraint): Remove.
23455 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
23456 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
23457 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
23458 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
23459 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
23460 EXTRA_MEMORY_CONSTRAINT): Remove.
23461 * config/ia64/ia64.md: Include constriants.md. Replace
23462 CONST_OK_FOR_? with satisfies_constraint_?.
23464 2007-03-23 Michael Meissner <michael.meissner@amd.com>
23465 H.J. Lu <hongjiu.lu@intel.com>
23467 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
23469 (name macros): Use DPD_BID_NAME to convert names properly.
23471 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
23472 decimal floating point format.
23473 (init_floating_libfuncs): Change decimal functions so that they
23474 have a "bid_" prefix if the decimal system uses the BID format,
23475 and "dpd_" prefix if the decimal system uses the DPD format.
23476 (init_interclass_conv_libfuncs): Ditto.
23477 (init_intraclass_conv_libfuncs): Ditto.
23479 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23480 using the BID format.
23482 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23483 whether we are using the BID decimal format.
23484 * configure: Regenerate.
23486 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23487 the compiler has decimal floating point enabled. Define
23488 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23491 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23492 using the BID format.
23494 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23495 whether we are using the BID decimal format.
23496 * configure: Regenerate.
23498 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23499 the compiler has decimal floating point enabled. Define
23500 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23503 * doc/install.texi (--enable-decimal-float): Document BID and DPD
23504 options, and that it is enabled for i386/x86_64 systems.
23506 * Makefile.in (enable_decimal_float): New.
23508 (DECNUMINC): Add -I$(DECNUMFMT).
23509 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
23510 to $(DECNUMFMT) from $(DECNUM).
23512 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
23513 Substitute enable_decimal_float.
23514 * configure: Regenerated.
23517 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
23520 * configure.ac: Enable decimal float for x86_64-*-linux*.
23521 * configure: Regenerated.
23524 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
23525 decimal128ClearSign to flip and clear the sign bit in decimal128.
23526 (decimal_real_maxval): Set decimal128SetSign to set the sign
23529 2007-03-23 Ian Lance Taylor <iant@google.com>
23531 * fold-const.c (fold_binary): Correct warning for X - c >= X.
23533 2007-03-23 Ian Lance Taylor <iant@google.com>
23535 * tree-dump.c (dump_files): Correct comment.
23537 2007-03-23 Ian Lance Taylor <iant@google.com>
23539 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
23541 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
23543 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
23544 in cfglayout mode. Don't go into and out of cfglayout mode.
23545 Link the blocks in the order of the constructed traces.
23546 (rest_of_handle_tracer): Adjust call to tracer.
23547 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
23548 Don't go into cfglayout mode.
23549 (rtl_loop_done): Don't go out of cfglayout mode.
23550 * cfglayout.c (relink_block_chain): New function, split out from...
23551 (fixup_reorder_chain): ...here. Remove redundant checking.
23552 (cfg_layout_finalize): Don't clear the header, footer, and aux
23553 fields here, move the code to do so to relink_block_chain. Likewise
23554 for free_original_copy_tables.
23555 * rtl.h (tracer): Update prototype.
23556 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
23557 Assert we are in cfglayout mode. Don't go into and out of cfglayout
23558 mode. Use relink_block_chain to serialize the CFG according to the
23559 new basic block order. Move targetm.cannot_modify_jumps_p check from
23561 (gate_handle_reorder_blocks): ...to here.
23562 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
23564 (gate_duplicate_computed_gotos): ...to here.
23565 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
23566 something always changes when going into and out of cfglayout mode.
23567 Perform an expensive cfg cleanup while going into cfglayout mode.
23568 Always update liveness information on HAVE_conditional_execution
23569 targets. Reserialize the basic blocks and go out of cfglayout mode.
23570 * reg-stack.c: Include cfglayout.h.
23571 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
23572 the call to reorder_basic_blocks.
23573 * basic-block.h (reorder_basic_blocks): Update prototype.
23574 (relink_block_chain): New prototype.
23575 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
23577 2007-03-23 Joseph Myers <joseph@codesourcery.com>
23579 * config/mips/mips.md (type, hazard, *movdi_32bit,
23580 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
23581 *movhi_internal, *movqi_internal, *movsf_hardfloat,
23582 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
23583 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
23584 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
23586 (movcc): Change first xfer to multi.
23587 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
23588 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
23589 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
23590 config/mips/generic.md: Change reservations using "xfer" to use
23592 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
23593 using match_operand.
23594 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
23595 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
23597 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
23599 2007-03-22 Richard Henderson <rth@redhat.com>
23601 * config/i386/i386.c: Remove unnecessary function declarations.
23602 Move targetm definition, and all related macros, to the end of
23603 the file. Resort some functions to put definitions before uses.
23604 (ix86_attribute_table): Make static. Move to end of file.
23605 (ix86_gimplify_va_arg): Make static.
23607 2007-03-22 Richard Henderson <rth@redhat.com>
23609 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
23610 don't increase local_regparm with force_align_arg_pointer check.
23611 (ix86_function_sseregparm): Assert 32-bit.
23612 (type_has_variadic_args_p): New.
23613 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
23614 type_has_variadic_args_p.
23615 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
23616 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
23617 use memset instead. Do maybe_vaarg check first; skip attribute
23618 tests if true; skip attribute tests for 64-bit.
23619 (construct_container): Remove TARGET_DEBUG_ARG.
23620 (function_arg_advance_32, function_arg_advance_64): Split out ...
23621 (function_arg_advance): ... from here.
23622 (function_arg_32, function_arg_64): Split out ...
23623 (function_arg): ... from here.
23624 (ix86_pass_by_reference): Tidy.
23625 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
23626 (function_value_32): New, from parts of ix86_function_value
23627 and ix86_value_regno.
23628 (function_value_64): New, from parts of ix86_function_value
23629 and ix86_libcall_value.
23630 (ix86_function_value_1): New.
23631 (ix86_function_value, ix86_libcall_value): Use it.
23632 (return_in_memory_32, return_in_memory_64): Split out ...
23633 (ix86_return_in_memory): ... from here.
23634 (ix86_struct_value_rtx): Skip for 64-bit.
23635 (ix86_libcall_value, ix86_value_regno): Remove.
23636 (setup_incoming_varargs_64): Split out ...
23637 (ix86_setup_incoming_varargs): ... from here.
23638 (ix86_va_start): Remove TARGET_DEBUG_ARG.
23639 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
23640 * config/i386/i386-protos.h (ix86_function_value): Remove.
23641 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
23643 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23646 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
23647 infinities not supported, otherwise emit warning if -Woverflow. On
23648 underflow, emit warning if -Woverflow.
23649 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
23651 * real.h (real_from_string): Update declaration
23653 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
23654 Richard Henderson <rth@redhat.com>
23656 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
23657 * calls.c (compute_argument_block_size, expand_call,
23658 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
23659 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
23660 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
23661 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
23662 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
23663 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
23664 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
23665 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
23668 2007-03-22 Joseph Myers <joseph@codesourcery.com>
23670 * c-incpath.c (add_sysroot_to_chain): New.
23671 (merge_include_chains): Add sysroot argument. Call
23672 add_sysroot_to_chain if sysrooted.
23673 (register_include_chains): Update call to merge_include_chains.
23674 * doc/cppopts.texi: Document use of '=' in include directory
23677 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
23679 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
23680 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
23681 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
23682 insn pattern using X87MODEF12 mode macro.
23684 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
23686 * regmove.c (regmove_optimize): Use reg_mentioned_p
23687 instead of reg_overlap_mentioned_p for DST.
23689 2007-03-21 Mike Stump <mrs@apple.com>
23691 * c.opt: Fixup for Objective-C/C++.
23693 2007-03-21 Steve Ellcey <sje@cup.hp.com>
23695 * explow.c (convert_memory_address): Fold memory reference when
23696 POINTERS_EXTEND_UNSIGNED < 0
23698 2007-03-21 Richard Henderson <rth@redhat.com>
23701 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
23702 * config/i386/mmintrin.h (__m64): Likewise.
23703 * config/i386/xmmintrin.h (__m128): Likewise.
23705 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23707 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
23708 (VXWORKS_OS_CPP_BUILTINS): Define.
23709 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
23710 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
23712 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23714 * rtl.h (constant_pool_reference_p): Delete.
23715 (find_constant_src): Declare.
23716 * rtlanal.c (find_constant_src): New function.
23717 * simplify-rtx.c (constant_pool_reference_p): Delete.
23718 * config/i386/i386.md: Use find_constant_src instead of
23719 constant_pool_reference_p/avoid_constant_pool_reference pairs.
23721 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23723 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
23724 * c-cppbuiltin.c (c_cpp_builtins): Define them.
23726 2007-03-20 Mark Mitchell <mark@codesourcery.com>
23728 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
23729 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
23730 (arm_elf_asm_constructor): Use it.
23731 (arm_elf_asm_destructor): New function.
23733 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
23735 * jump.c (mark_jump_label): Treat SEQUENCE specially.
23737 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
23739 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
23741 2007-03-19 Andrew Haley <aph@redhat.com>
23743 PR tree-optimization/31264
23744 * tree-vrp.c (register_edge_assert_for_1): Don't look though
23745 VIEW_CONVERT_EXPRs.
23747 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
23749 PR rtl-optimization/30907
23750 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
23751 (fwprop_init): Always call loop_optimizer_initialize.
23752 (fwprop_done): Always call loop_optimizer_finalize.
23753 (fwprop): We always have loop info now.
23754 (gate_fwprop_addr): Remove.
23755 (pass_fwprop_addr): Use gate_fwprop as gate.
23757 PR rtl-optimization/30841
23758 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
23759 df_chain_alloc): Call df_reorganize_refs unconditionally.
23760 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
23761 refs_organized to refs_organized_size.
23762 (df_ref_create_structure): Use refs_organized_size instead of
23763 bitmap_size if refs had been organized, and keep refs_organized_size
23765 * df.h (struct df_ref_info): Change refs_organized to
23766 refs_organized_size.
23767 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
23770 2007-03-19 Mark Mitchell <mark@codesourcery.com>
23772 * except.c (output_function_exception_table): Do not reference the
23773 EH personality routine for functions that do not require an
23776 2007-03-20 Jakub Jelinek <jakub@redhat.com>
23779 * c-typeck.c (convert_for_assignment): Call comptypes for
23780 RECORD_TYPE or UNION_TYPE.
23782 PR inline-asm/30505
23783 * reload1.c (reload): Do invalid ASM checking after
23784 cleanup_subreg_operands.
23786 2007-03-19 Jeff Law <law@redhat.com>
23788 * tree-cfg.c (find_taken_edge): Tighten conditions for
23789 optimizing computed gotos.
23791 2007-03-19 Michael Matz <matz@suse.de>
23793 * builtins.c (expand_builtin_sync_operation,
23794 expand_builtin_compare_and_swap,
23795 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
23798 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
23799 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
23802 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23804 * doc/tm.texi: Add brackets around the return type of
23805 TARGET_SECONDARY_RELOAD.
23807 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
23808 Richard Guenther <rguenther@suse.de>
23810 PR tree-optimization/31254
23811 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
23812 Use handled_component_p () where appropriate. Continue
23813 propagating into the rhs if we propagated into an INDIRECT_REF
23816 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23818 * config/s390/s390.md (op_type attribute): RRR instruction type added.
23819 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
23820 (xde, xdee): Mode attributes adjusted to support DFP modes.
23821 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
23822 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
23823 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
23824 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
23825 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
23826 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23827 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
23829 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
23830 "movsf"): Insn definitions removed.
23831 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
23832 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
23833 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
23835 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
23836 "reload_in<mode>", "reload_out<mode>"): Expander added.
23837 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
23840 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23842 * config/s390/s390.md: Only non-functional changes. Renamed
23843 FPR mode macro to BFP all over the file.
23845 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23847 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
23848 (op_type attribute): RRF instruction type added.
23849 (fT0): New mode attribute.
23850 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23851 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
23852 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
23853 instruction no secondary memory is needed when moving DFmode values
23854 between GPRs and FPRs.
23856 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23858 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
23859 inverted and documentation adjusted.
23860 ("mhard-dfp", "msoft-dfp"): New options.
23861 * config/s390/s390.c (s390_handle_arch_option): New architecture
23863 (override_options): Sanity checks for the new options added.
23864 * config.gcc: New architecture switch: z9-ec.
23865 * config/s390/s390.h (processor_flags): PF_DFP added.
23866 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
23867 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
23868 when the bit is NOT set so remove it from the defaults.
23870 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23872 * genemit.c (main): Print include statement for dfp.h.
23873 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
23876 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23878 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
23880 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
23883 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
23884 instead of PATTERN.
23886 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23888 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
23889 attr_length_call, output_call, output_indirect_call): Cleanup
23890 formatting of targetm calls.
23892 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23894 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
23896 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23898 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
23899 reservation, bypass and anti-bypass descriptions for these
23900 instructions. Update move patterns.
23901 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
23904 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
23906 * tree-vect-transform.c (get_initial_def_for_induction): Replace
23907 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
23908 (get_initial_def_for_reduction): Likewise.
23910 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
23912 Fix PR tree-optimization/29922
23913 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
23914 (get_representative): Removed.
23915 (value_dies_in_block_x): Update for rvuse removal.
23916 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
23917 (compute_antic_aux): Handle when PHI nodes appear in
23918 non-single-successors.
23919 (dump_bitmap_of_names): Removed.
23920 (compute_antic_safe): Renamed and removed rvuse calculation.
23921 Calculate only antic safe.
23922 (insert_into_preds_of_block): Remove assert.
23923 (execute_pre): Update for renamed functions.
23924 (defer_or_phi_translate_block): New function.
23926 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23928 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
23929 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
23931 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
23932 Follow spelling conventions.
23934 * tree-data-ref.h: Remove the prototype for analyze_array.
23936 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
23938 PR tree-optimization/31041
23939 * tree-vect-transform.c (get_initial_def_for_induction): Call
23940 force_gimple_operand.
23942 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
23944 * ipa-type-escape.c (look_for_casts) : Revert code to use
23945 handled_component_p due to ada test a-numaux.adb.
23947 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23949 * final.c (final_scan_insn): Alter the condition of a
23950 conditional trap if we have nonstandard CC.
23952 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23954 * configure.ac: Remove excess quoting from asm line 0 test.
23955 * configure: Rebuilt.
23957 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23959 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
23960 * c-common.c (convert_and_check): Move warning logic to...
23961 (warnings_for_convert_and_check): ...here. Define.
23962 * c-common.h (warnings_for_convert_and_check): Declare.
23964 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23966 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
23967 (output_call): Likewise.
23969 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23971 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
23973 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23975 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
23977 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
23979 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
23980 opteron, athlon-64 and athlon-fx processor_alias_table entries.
23982 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
23984 PR tree-optimization/31183
23985 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
23986 Use double_int instead of unsigned int for representing access_strides.
23987 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
23989 2007-03-16 Richard Guenther <rguenther@suse.de>
23991 PR tree-optimization/31146
23992 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
23993 to allow recursion of forward_propagate_addr_expr.
23994 (forward_propagate_addr_into_variable_array_index): Likewise.
23995 (forward_propagate_addr_expr): Likewise.
23996 (tree_ssa_forward_propagate_single_use_vars): Likewise.
23997 (forward_propagate_addr_expr_1): Recurse on simple copies
23998 instead of propagating into them. Do so for useless conversions
24000 (forward_propagate_addr_expr): Clean up unused statements after
24003 2007-03-16 Richard Guenther <rguenther@suse.de>
24005 * builtins.c (expand_builtin_cexpi): Use the right argument
24006 for the expansion via cexp.
24008 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24010 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
24011 * configure: Rebuilt.
24013 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24016 * dwarf2out.c (force_type_die): Adjust comment.
24017 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
24019 2007-03-15 DJ Delorie <dj@redhat.com>
24021 * config/frv/predicates.md (minmax_operator): Don't check operands
24024 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24026 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
24027 Update constant estimates of number of iterations.
24028 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
24029 argument renamed to "realistic".
24030 (compute_estimated_nb_iterations): Removed.
24031 (record_niter_bound): New function.
24032 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
24033 call record_nonwrapping_iv with upper = false.
24034 (infer_loop_bounds_from_signedness): Pass upper argument to
24035 record_nonwrapping_iv.
24036 (estimate_numbers_of_iterations_loop): Do not call
24037 compute_estimated_nb_iterations. Record estimate based on profile
24038 information. Initialize the constant estimates of number of
24040 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
24042 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
24043 number of iterations is too small.
24044 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
24045 (EST_NOT_AVAILABLE): Removed.
24046 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
24047 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
24050 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24052 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
24053 Handle NE_EXPR guards.
24055 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24058 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
24059 Set also -pedantic-errors by default for the preprocessor unless
24060 -fpermissive is given.
24062 2007-03-15 Richard Guenther <rguenther@suse.de>
24064 PR middle-end/29719
24065 PR middle-end/31161
24066 * builtins.c (expand_builtin_cexpi): As a fallback if we
24067 don't have builtins for sincos or cexp create a function
24068 declaration for cexp and expand to a call to that.
24069 (expand_builtin_int_roundingfn): Always fall
24070 back to floor/ceil and its variants even if they may be
24073 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
24075 PR middle-end/31159
24076 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
24077 jump tables, move the call to delete_dead_jumptables from here...
24078 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
24079 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
24080 don't allow merging of blocks that try_redirect_by_replacing_jump
24081 also does not handle when not optimizing.
24083 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24084 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24086 * config/i386/i386.md (x86_sahf_1): Correctly handle
24089 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24092 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
24093 x86_64_general_operand as operand[2] predicate. Remove "iF"
24094 from operand constraints and use "e" constraint instead.
24095 (*subti3_1, *subti3_1 splitter): Ditto.
24096 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
24097 operand[1] predicate.
24099 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
24101 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
24102 arrays, multiply the access strides by the size of the sub-array.
24103 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
24105 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24107 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
24108 the configured assembler supports the sahf mnemonic.
24109 * configure: Regenerate.
24110 * config.in: Regenerate.
24112 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
24113 emit "sahf" or ".byte\t0x9e" as asm template.
24115 2007-03-14 Michael Meissner <michael.meissner@amd.com>
24118 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
24119 option to replace hard coded TARGET_xxx in md file.
24120 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
24121 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24122 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
24123 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
24124 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
24125 (X86_TUNE_NOT_VECTORMODE): Ditto.
24126 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
24127 (TUNE_AVOID_VECTOR_DECODE): Ditto.
24128 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24129 (TUNE_SLOW_IMUL_IMM8): Ditto.
24130 (TUNE_MOVE_M1_VIA_OR): Ditto.
24131 (TUNE_NOT_UNPAIRABLE): Ditto.
24132 (TUNE_NOT_VECTORMODE): Ditto.
24134 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
24137 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
24138 tuning options instead of hard coded TARGET_xxx.
24139 (fix ssemode peephole2's): Ditto.
24140 (imul peephole2's): Ditto.
24142 (movdi_or_rex64): Ditto.
24143 (move peephole2): Ditto.
24144 (not peephole2's): Ditto.
24146 2007-03-14 Dirk Mueller <dmueller@suse.de>
24148 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
24149 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
24150 * c-parser.c (c_parser_if_body): Always add an empty statement in case
24152 * c-parser.c (c_parser_do_statement): Warn about empty body in
24153 do/while statement.
24154 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
24155 * doc/invoke.texi (-Wempty-body): Update documentation.
24157 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24160 * c-common.h (warn_for_div_by_zero): Declare.
24161 * c-common.c (warn_for_div_by_zero): Define.
24162 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
24165 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24167 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
24168 to PREFIX and STANDARD_PREFIX.
24170 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24171 Phil Edwards <phil@codesourcery.com>
24173 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
24174 (__gthread_once_t): Remove busy field for RTPs.
24175 (__GTHREAD_ONCE_INIT): Update accordingly.
24177 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24179 * doc/invoke.texi: Document VxWorks options.
24181 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24183 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
24185 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
24187 PR tree-optimization/30590
24188 * tree-nrv.c (tree_nrv): Check for the partial update of the
24191 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24193 * flags.h (flag_random_seed): Remove declaration, in favor of...
24194 * toplev.h (get_random_seed, set_random_seed): ... these.
24195 * tree.c (get_file_function_name): Use the former.
24196 * opts.c (common_handle_option): Use the latter.
24199 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
24201 PR middle-end/31127
24202 * cse.c (cse_find_path): Do not bail out if a basic block that
24203 we already visited now becomes part of a path that starts at a
24204 different basic block. Just disallow this, to make sure we
24205 visit each basic block at most once.
24207 2007-03-13 Jan Hubicka <jh@suse.cz>
24209 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
24210 attributes, when profile esitmate is present, calls with very low
24211 frequency are cold.
24213 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
24215 PR tree-optimization/30730
24216 PR tree-optimization/26900
24217 * tree-ssa-loop-niter.c: Include gmp.h.
24218 (bounds): New type.
24219 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
24220 split_to_var_and_offset, determine_value_range,
24221 bound_difference_of_offsetted_base, refine_bounds_using_guard,
24222 bound_difference, bounds_add, bounds_negate,
24223 number_of_iterations_ne_max, dump_affine_iv): New functions.
24224 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
24225 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
24226 difference of initial and final value of control iv to validate
24228 (number_of_iterations_cond): Add loop parameter. Determine bounds
24229 on the difference of the extremes of the control iv. Add dumps.
24230 (expand_simple_operations): Handle phi nodes.
24231 (simplify_using_initial_conditions): Do not record used conditions.
24232 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
24233 Do not set additional_info.
24234 (implies_nonnegative_p, implies_ge_p): Removed.
24235 (derive_constant_upper_bound): Do not use parameter `additional'.
24236 (record_estimate): Parameter `additional' removed. Parameter
24237 `i_bound' added. Do not call derive_constant_upper_bound.
24238 (record_nonwrapping_iv): Use derive_constant_upper_bound to
24239 bound the number of iterations estimate.
24240 (estimate_numbers_of_iterations_loop): Pass the estimate from
24241 the number of iterations analysis to record_estimate.
24242 * tree.h (multiple_of_p): Declare.
24243 * tree-scalar-evolution.c (expression_expensive_p): Removed.
24244 (scev_const_prop): Do not check expression_expensive_p.
24245 * fold-const.c (multiple_of_p): Exported.
24246 * double-int.c (double_int_mask): Exported.
24247 * double-int.h (double_int_mask): Declare.
24248 * tree-flow.h (struct tree_niter_desc): Removed additional_info
24249 field. Added max field.
24251 2007-03-13 David Taylor <taylor@candd.org>
24254 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
24257 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24260 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
24261 two unamed patterns.
24263 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
24265 * config/i386/i386.opt (mcx16, msahf): New options.
24266 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
24267 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
24269 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
24270 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
24271 Output -mcx16 and -msahf options when corresponding bit is set.
24273 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
24274 and -msahf options.
24276 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24278 * configure.ac: Test for assembler tolerance to # 0 "".
24279 * configure, config.in: Rebuilt.
24280 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
24282 2007-03-13 Geoffrey Keating <geoffk@apple.com>
24284 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
24286 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
24287 (handle_syscall): Handle direct system calls.
24288 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
24290 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24292 * doc/invoke.texi: Fix cpp.info cross-reference.
24293 * doc/passes.texi: Fix gcc.info cross-reference.
24295 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
24297 PR tree-optimization/30835
24298 * lambda-code.c (can_convert_to_perfect_nest): Check whether
24299 bb_for_stmt is not NULL before accessing it.
24301 2007-03-12 Joseph Myers <joseph@codesourcery.com>
24303 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
24306 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24309 * doc/install.texi: Document --enable-stage1-languages
24311 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
24313 * tree-pass.h (pass_into_cfg_layout_mode,
24314 pass_outof_cfg_layout_mode): Declare.
24315 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
24316 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
24317 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
24318 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
24320 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
24322 * c-decl.c (warn_variable_length_array): New function.
24323 Refactored from grokdeclarator to handle warn_vla
24324 and handle unnamed array case.
24325 (grokdeclarator): Refactored VLA warning case.
24326 * c.opt (Wvla): New flag.
24327 * doc/invoke.texi (Wvla): New warning.
24329 2007-03-12 Richard Henderson <rth@redhat.com>
24331 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
24332 (TARGET_SECTION_TYPE_FLAGS): New.
24334 2007-03-12 Richard Henderson <rth@redhat.com>
24336 * config/darwin.c (machopic_reloc_rw_mask): New.
24337 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
24338 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
24340 2007-03-12 Mark Mitchell <mark@codesourcery.com>
24342 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
24343 * cppdefault.h (cpp_PREFIX): Document.
24344 (cpp_PREFIX_len): Likewise.
24345 (cpp_EXEC_PREFIX): New variable.
24346 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
24347 * c-incpath.c (add_standard_paths): Correct logic for relocating
24348 paths within prefix.
24350 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
24352 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
24353 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
24355 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
24356 fix_truncdfdi_sse using SSEMODEF mode macro.
24357 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
24358 fix_truncdfsi_sse using SSEMODEF mode macro.
24359 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
24360 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
24362 2007-03-12 Richard Sandiford <richard@codesourcery.com>
24364 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
24365 elfos.h to tm_file.
24367 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
24369 * tree.h : Add multiple_of_p declaration.
24370 * fold-const.c (multiple_of_p): Make multiple_of_p public.
24371 * ipa-type-escape.c (results_of_malloc): Redundant.
24372 (visited_stmts): New. Visited stmt for walk_use_def_chains.
24373 (cast_type): Extended with new members.
24374 (check_cast): Returns cast_type.
24375 (cast): New structure for data of walk_use_def_chains.
24376 (is_malloc_result, is_cast_from_non_pointer_1,
24377 is_cast_from_non_pointer,
24378 is_array_access_through_pointer_and_index): New functions.
24379 (look_for_casts): Returns cast types.
24380 (check_call): Returns void.
24381 (okay_pointer_operation): Use support of pointer plus index,
24382 pointer plus constant and allow all multiplications.
24384 2007-03-11 Richard Guenther <rguenther@suse.de>
24386 PR tree-optimization/31115
24387 * tree-vrp.c (extract_range_from_binary_expr): Make sure
24388 the shift count is positive and non-anti-range for RSHIFT_EXPR.
24389 A shift count of zero is not special as with *_DIV_EXPR.
24390 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
24393 2007-03-11 Ian Lance Taylor <iant@google.com>
24395 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
24396 the *_DIV_EXPR codes correctly with overflow infinities.
24398 2007-03-11 Ira Rosen <irar@il.ibm.com>
24400 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
24401 indicate success/failure of the analysis. Add negation to subtrahend
24402 in case of subtraction. Fail if both operands contain constants.
24403 (create_data_ref): Fail if analyze_offset fails.
24405 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
24407 * config/i386/i386.md (frndintxf2): Rename to ...
24408 (rintxf2): ... this. Remove expander having same name.
24409 (rintsf2, rintdf2): Implement using SSEMODEF macro.
24410 (roundsf2, rounddf2): Ditto.
24411 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
24412 (lround<mode>di2, lround<mode>si2): Ditto.
24414 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
24416 * lower-subreg.c: Include except.h.
24417 (decompose_multiword_subregs): Verify that the only control flow
24418 insns we can split are loads to multi-words pseudos.
24419 Handle breaking such blocks after splitting, instead of calling
24420 find_many_sub_basic_blocks.
24422 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
24423 on the new basic block. Add a lengthy comment explaining why we
24424 thought this was necessary.
24425 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
24427 2007-03-10 Mark Mitchell <mark@codesourcery.com>
24430 * tree.c (walk_type_fields): Recurse into the element type of
24431 ARRAY_TYPEs if there is a pointer set.
24433 2007-03-10 Dirk Mueller <dmueller@suse.de>
24435 * c-common.c (warn_logical_operator): Fix condition.
24437 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
24439 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
24441 * config/darwin.c (machopic_select_section): Remove superfluous
24442 argument in call to categorize_decl_for_section. Remove unused
24445 2007-03-10 Joseph Myers <joseph@codesourcery.com>
24447 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
24449 * configure: Regenerate.
24451 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
24454 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
24455 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
24456 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
24457 Add LABEL_NUSES to emitted label.
24458 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
24459 branch probability value to emitted jump insn.
24460 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
24461 Do not check life information and do not re-arrange input operands
24462 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
24464 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24466 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
24467 the change of decode_asm_operands.
24469 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24471 * mode-switching.c (create_pre_exit): Skip blockage insn.
24473 2007-03-09 Diego Novillo <dnovillo@redhat.com>
24475 * tree-pass.h (TODO_update_smt_usage): Remove.
24477 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24481 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24483 * pa.c (attr_length_call): Revise condition for long
24484 pc-relative branch.
24485 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
24486 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
24487 sequence on SOM target.
24489 2007-03-09 Geoffrey Keating <geoffk@apple.com>
24491 * gcc.c: Document %{, in big comment at top.
24492 (input_suffix_matches): Remove special handling for .s and
24494 (input_spec_matches): New.
24495 (handle_braces): Handle %{,.
24496 (validate_switches): ',' indicates a value which is not a switch.
24497 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
24498 to detect assembler input.
24499 * config/i386/sol2.h (CPP_SPEC): Likewise.
24500 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
24501 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
24502 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
24503 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
24504 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
24505 -m64 causes deployment target to default to 10.5.
24506 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24508 2007-03-09 Richard Henderson <rth@redhat.com>
24511 * target.h (targetm.asm.out.reloc_rw_mask): New.
24512 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
24513 (TARGET_ASM_OUT): Use it.
24514 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
24515 * varasm.c (categorize_decl_for_section): Remove shlib argument;
24516 use the new reloc_rw_mask target hook instead.
24517 (default_section_type_flags_1): Merge into...
24518 (default_section_type_flags): ... here.
24519 (decl_readonly_section_1): Merge into...
24520 (decl_readonly_section): ... here.
24521 (default_elf_select_section_1): Merge into...
24522 (default_elf_select_section): ... here.
24523 (default_unique_section_1): Merge into...
24524 (default_unique_section): ... here.
24525 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
24526 (default_select_rtx_section): Use it.
24527 (default_elf_select_rtx_section): Likewise.
24528 * output.h: Update to match.
24529 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
24530 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
24531 (TARGET_ASM_RELOC_RW_MASK): New.
24532 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
24533 to categorize_decl_for_section.
24534 (x86_64_elf_unique_section): Likewise.
24535 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
24536 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
24537 (TARGET_ASM_RELOC_RW_MASK): New.
24538 * config/ia64/ia64.c (ia64_rwreloc_select_section,
24539 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
24540 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
24541 (TARGET_RWRELOC): Remove.
24542 (ia64_section_type_flags): Adjust call to default_section_type_flags.
24543 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24544 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
24545 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
24546 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
24547 (rs6000_xcoff_select_section): Use decl_readonly_section.
24548 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
24549 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24550 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
24551 (TARGET_SECTION_TYPE_FLAGS): Remove.
24552 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
24554 2007-03-09 Roger Sayle <roger@eyesopen.com>
24556 * fold-const.c (fold_comparison): Remove compile-time evaluation of
24557 complex constant equality/inequality comparisons for here.
24558 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
24559 known at compile-time or can be simplified to a scalar comparison.
24560 (fold_relational_const): Move compile-time evaluation of complex
24561 constant equality/inequality comparisons to here.
24563 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24565 PR rtl-optimization/30643
24566 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
24568 (fold_rtx): Recurse, like before 2006-11-03.
24570 2007-03-09 DJ Delorie <dj@redhat.com>
24572 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
24575 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
24577 PR tree-optimization/30375
24578 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
24579 LHS of statements is not the same.
24580 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
24582 2007-03-09 Chao-ying Fu <fu@mips.com>
24584 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
24586 * doc/invoke.texi (-mdspr2): Document new option.
24587 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
24588 New unspec for DSP REV 2.
24589 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
24590 these instructions are extended in DSP REV 2.
24591 (mips-dspr2.md): Include.
24592 * config/mips/mips.opt (mdspr2): New option.
24593 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
24594 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
24595 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
24596 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
24597 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
24598 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
24599 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
24601 (bdesc_map): Add one field of unsupported_target_flags.
24602 (bdesc_arrays): Update entries to have extra fields. Add
24604 (mips_init_builtins): Initialize new function types.
24605 Check unsupported_target_fileds to filter out builtins.
24606 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
24608 (ASM_SPEC): Pass mdspr2 to the assembler.
24609 * config/mips/mips-dspr2.md: New file.
24611 2007-03-09 Sa Liu <saliu@de.ibm.com>
24613 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
24615 2007-03-09 Ian Lance Taylor <iant@google.com>
24617 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
24618 argument) like -Wstrict-overflow=2.
24619 * doc/invoke.texi (Warning Options): Update documentation.
24621 2007-03-09 Dirk Mueller <dmueller@suse.de>
24624 * doc/invoke.texi (-Wlogical-op): Document.
24625 * common.opt (-Wlogical-op): New.
24626 * c-common.h (warn_logical_operator): Declare.
24627 * c-common.c (warn_logical_operator): Define.
24628 * c-typeck.c (parser_build_binary_op): Call
24629 warn_logical_operator.
24631 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24633 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
24634 * final.c (final_scan_insn): Test for non-"" file name.
24636 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
24638 * doc/loop.texi: Document the Omega linear constraints solver.
24639 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
24640 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
24641 omega-hash-table-size, omega-max-keys, and
24642 omega-eliminate-redundant-constraints.
24643 * tree-pass.h (pass_check_data_deps): Declared.
24646 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
24647 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
24648 pass_check_data_deps): New.
24649 * tree-data-ref.c (init_data_ref): Remove declaration.
24650 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
24651 (analyze_array): Renamed init_array_ref, move up initializations.
24652 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
24653 Removed arguments that are set to NULL.
24654 (analyze_indirect_ref): Correct indentation, correct call to
24656 (object_analysis): Call init_array_ref instead of analyze_array.
24657 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
24658 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
24659 of DR_ACCESS_FNS_ADDR.
24660 (init_omega_eq_with_af, omega_extract_distance_vectors,
24661 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
24662 ddr_consistent_p): New.
24663 (compute_affine_dependence): Check consistency of ddrs when
24664 flag_check_data_deps is passed.
24665 (analyze_all_data_dependences): Uncomment.
24666 (tree_check_data_deps): New.
24667 * tree-data-ref.h: Include omega.h.
24668 (DR_ACCESS_FNS_ADDR): Removed.
24669 (data_dependence_relation): Add inner_loop.
24670 (DDR_INNER_LOOP): New.
24671 * common.opt (fcheck-data-deps): New.
24672 * tree-flow.h (tree_check_data_deps): Declare.
24673 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
24674 (OBJS-common): Depend on omega.o.
24676 * passes.c (pass_check_data_deps): Scheduled.
24677 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
24678 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
24679 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
24680 PARAM_VECT_MAX_VERSION_CHECKS,
24681 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
24683 2007-03-09 Richard Guenther <rguenther@suse.de>
24685 PR tree-optimization/30904
24686 PR middle-end/31058
24687 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
24688 the same way as *_DIV_EXPR.
24690 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24692 * recog.c (decode_asm_operands): No mixed declarations and code.
24694 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24696 * rtl.def (ASM_INPUT): Add location.
24697 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
24698 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
24699 (decode_asm_operands): Add loc operand.
24700 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
24701 * stmt.c (expand_asm): Rename to...
24702 (expand_asm_loc): ... this. Add locus argument. Pass it on to
24703 gen_rtx_ASM_INPUT_loc.
24704 (expand_asm_expr): Adjust.
24705 * recog.c (decode_asm_operands): Add loc operand.
24706 (check_asm_operands, extract_insn): Adjust.
24707 * reload1.c (maybe_fix_stack_asms): Likewise.
24708 * final.c (asm_insn_count): Likewise.
24709 (final_scan_insn): Output # line before and after asm.
24711 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
24713 * tree-ssa-structalias.c (variable_info): Remove
24715 (new_var_info): Ditto.
24716 (shared_bitmap_info_t): New structure.
24717 (shared_bitmap_table): New variable.
24718 (shared_bitmap_hash): New function.
24719 (shared_bitmap_eq): Ditto
24720 (shared_bitmap_lookup): Ditto.
24721 (shared_bitmap_add): Ditto.
24722 (merge_smts_into): Change to take bitmap directly.
24723 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
24724 (init_alias_vars): Init shared bitmap hashtable.
24725 (delete_points_to_sets): Delete shared bitmap hashtable.
24726 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
24727 is_aliased removal as a change that was still necessary was
24730 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
24732 * config/i386/i386.h (override_options): Conditionally disable
24733 x86_sahf for 64bit targets only.
24735 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
24738 * c-decl.c (merge_decls): Don't call make_var_volatile.
24739 * varasm.c (make_var_volatile): Remove.
24740 * output.h (make_var_volatile): Remove.
24742 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
24744 PR tree-optimization/31085
24745 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
24747 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24749 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
24750 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
24751 ATTR_CONST_NOTHROW_LIST.
24753 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24756 2007-03-08 Diego Novillo <dnovillo@redhat.com>
24758 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
24760 2007-03-08 Geoffrey Keating <geoffk@apple.com>
24763 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
24765 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
24766 passed, use shared libgcc.
24768 2007-03-08 Roger Sayle <roger@eyesopen.com>
24770 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
24771 instead of calling build2 with a GIMPLE_MODIFY_STMT.
24772 (honor_protect_cleanup_actions, lower_try_finally_switch):
24774 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
24775 ifc_temp_var): Likewise.
24776 * tree-inline.c (setup_one_parameter): Likewise.
24777 * tree-mudflap.c (mf_decl_cache_locals,
24778 mf_build_check_statement_for): Likewise.
24779 * tree-nested.c (init_tmp_var, save_tmp_var,
24780 finalize_nesting_tree_1): Likewise.
24781 * tree-outof-ssa.c (insert_copy_on_edge,
24782 insert_backedge_copies): Likewise.
24783 * tree-profile.c (tree_gen_edge_profiler,
24784 tree_gen_ic_profiler): Likewise.
24785 * tree-scalar-evolution.c (scev_const_prop): Likewise.
24786 * tree-sra.c (sra_build_assignment): Likewise.
24787 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
24788 * tree-ssa-math-opts.c (insert_reciprocals,
24789 execute_cse_sincos_1): Likewise.
24790 * tree-tailcall.c (adjust_accumulator_values,
24791 adjust_return_value): Likewise.
24792 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
24793 * tree-vect-transform.c (vect_create_data_ref_ptr,
24794 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
24795 vect_create_epilog_for_reduction, vectorizable_reduction,
24796 vectorizable_call, vectorizable_conversion,
24797 vectorizable_assignment, vectorizable_operation,
24798 vectorizable_type_demotion, vect_gen_widened_results_half,
24799 vect_permute_store_chain, vectorizable_store,
24800 vect_setup_realignment, vect_permute_load_chain,
24801 vectorizable_load, vectorizable_condition,
24802 vect_create_cond_for_align_checks): Likewise.
24803 * tree-vrp.c (build_assert_expr_for): Likewise.
24805 2007-03-08 Ian Lance Taylor <iant@google.com>
24807 * tree-vrp.c: Include "intl.h".
24808 (usable_range_p): New static function.
24809 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
24810 overflowed values, juts set *strict_overflow_p.
24811 (compare_values): Only return -2 if one of the operands is not a
24813 (compare_ranges): Call usable_range_p.
24814 (compare_range_with_value): Likewise.
24815 (vrp_evaluate_conditional_warnv): Rename from
24816 vrp_evaluate_conditional. Make static. Change all callers.
24817 (vrp_evaluate_conditional): New function.
24818 (simplify_div_or_mod_using_ranges): Issue warning about reliance
24819 on signed overflow.
24820 (simplify_abs_using_ranges): Likewise.
24821 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
24822 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
24823 within_stmt parameter.
24824 * tree-ssa-propagate.c (fold_predicate_in): Update call to
24825 vrp_evaluate_conditional.
24826 * tree-ssa-threadedge.c
24827 (record_temporary_equivalences_from_stmts_at_dest): Change
24828 simplify parameter to take a second tree parameter.
24829 (simplify_control_stmt_condition): Likewise.
24830 (thread_across_edge): Likewise.
24831 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24832 (thread_across_edge): Likewise.
24833 * Makefile.in (tree-vrp.o): Depend upon intl.h.
24835 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
24837 * config/i386/i386.h (TARGET_SAHF): New define.
24838 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
24839 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
24840 (x86_sahf): New global variable.
24841 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
24842 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
24843 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
24844 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
24846 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
24847 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
24848 when expanding fcomi/sahf based tests.
24849 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
24850 expanding sahf based alternative. Emit sahf based sequence when
24851 optimizing for code size.
24852 * config/i386/i386.md (x86_sahf_1): Do not disable for
24853 TARGET_64BIT, enable for TARGET_SAHF.
24855 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
24857 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
24858 spurious whitespace from error message.
24860 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
24863 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
24865 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
24867 * c-decl.c (grokdeclarator): Disable warnings for anonymous
24869 * tree-sra.c (instantiate_element): Propagate disabled warnings
24870 from the element itself to the created variable.
24872 2007-03-07 Richard Henderson <rth@redhat.com>
24875 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
24876 silently fix up the stack in the case of a missing register.
24878 2007-03-07 Paul Brook <paul@codesourcery.com>
24880 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
24882 2007-03-07 Joseph Myers <joseph@codesourcery.com>
24884 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
24886 (phase1_vrs): Use them.
24887 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
24888 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
24889 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
24890 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
24891 __gnu_Unwind_Restore_WMMXC if required.
24892 (_Unwind_VRS_Pop): Implement iWMMXt support.
24893 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
24894 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
24895 gnu_Unwind_Save_WMMXC): Define.
24897 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24899 * config/vxworks.h (vxworks_override_options): Declare.
24900 (VXWORKS_OVERRIDE_OPTIONS): Use it.
24901 * config/vxworks.c: Include target.h and toplev.h.
24902 (vxworks_override_options): New function.
24903 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
24905 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
24907 * config/s390/s390.c (override_options): Don't emit an error when
24908 -mstack-size is used without providing -mstack-guard.
24909 (s390_emit_prologue): Choose stack_guard value automatically if not
24910 provided via command line.
24911 * doc/invoke.texi: Adjust description of -mstack-guard and
24914 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24916 * config/i386/i386.c (output_set_got): Add a GOT initialization
24917 sequence for VxWorks PIC.
24918 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
24919 around labels as well as symbols. Use gotoff_operand instead
24920 of local_symbolic_operand.
24921 (legitimize_pic_address): Use gotoff_operand instead of
24922 local_symbolic_operand. Use @GOT accesses for labels as
24924 (ix86_output_addr_diff_elt): Use PC-relative rather than
24925 GP-relative offsets for VxWorks PIC.
24926 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
24927 no_new_pseudos. Check whether the returned register is op0.
24928 * config/i386/i386.md (tablejump): Use PC-relative rather than
24929 GP-relative offsets for VxWorks PIC.
24930 * config/i386/predicates.md (gotoff_operand): New predicate.
24932 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24934 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
24936 * config/vxworks-dummy.h: New file.
24937 * config/i386/i386.h: Include it.
24939 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
24941 * dwarf2out.c (is_inlined_entry_point): New
24942 (add_high_low_attributes): Emit DW_AT_entry_pc along with
24943 DW_AT_ranges if the first subblock is the entry point.
24945 2007-03-06 David Daney <ddaney@avtrex.com>
24947 * doc/install.texi (mips-*-*): Change recommended binutils
24950 2007-03-06 Anatoly Sokolov <aesok@post.ru>
24952 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
24953 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
24955 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24956 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24958 2007-03-06 Jan Hubicka <jh@suse.cz>
24960 * errors.h (warning, error, fatal, internal_error): Mark as cold.
24961 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
24963 (probably_cold_bb_p): Cold functions are cold.
24964 (probably_never_executed_bb_p): Cold functions are cold.
24965 (tree_bb_level_predictions): Predict calls to cold functions as not
24967 (compute_function_frequency): Check hot/cold attributes.
24968 * function.h (function_frequency): Update comments.
24969 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
24970 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
24971 (c_common_att): Add cold and hot.
24973 * doc/extend.texi (hot,cold attributes): Document.
24975 2007-03-06 Andrew Haley <aph@redhat.com>
24977 * function.c (expand_function_end): Move blockage to just after we
24978 emit the label for the naked return from the function.
24980 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24982 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
24985 2007-03-06 Jan Hubicka <jh@suse.cz>
24987 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
24988 loaded for constant large models. Non-large 64bit PIC can do.
24989 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
24990 * cmodel.h: Add LARGE PIC.
24991 * i386.md (UNSPEC_PLTOFF): New.
24992 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
24994 (*call_1_rex64): Disable for large models.
24995 (*call_1_rex64_large): New.
24996 (*call_value_1_rex64): Disable for large models.
24997 (*call_value_1_rex64_large): New.
24998 (set_rip_rex4): New.
24999 (set_got_offset_rex64): New.
25000 * predicates.md (constant_call_address_operand): For large model
25001 constant calls are not possible.
25002 * i386-protos.h (construct_plt_address): Declare.
25003 * i386.c (override_options): Accept large models.
25004 (ix86_expand_prologue): Expand large PIC GOT pointer load.
25005 (legitimate_constant_p): Add new UNSPECs.
25006 (legitimate_pic_operand_p): Likewise.
25007 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
25008 (legitimize_pic_address): Do easy RIP relative way for TLS only for
25010 (output_pic_addr_const): Add PLTOFF.
25011 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
25012 (ix86_expand_move): Legitimize pic address when in PIC mode.
25013 (construct_plt_address): New function.
25014 (ix86_expand_call): Offload the address to register and use GOT
25015 pointer for large model.
25016 * invoke.texi (mcmodel=large): Update documentation.
25018 2007-03-06 Richard Henderson <rth@redhat.com>
25020 * config/i386/i386.c (x86_use_leave, x86_push_memory,
25021 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
25022 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
25023 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
25024 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
25025 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
25026 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
25027 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
25028 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
25029 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
25030 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25031 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
25032 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25033 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25034 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
25035 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
25036 x86_schedule, x86_use_bt, x86_pad_returns,
25037 x86_use_xchgb): Merge into ...
25038 (ix86_tune_features): ... here. New array.
25039 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25040 x86_bswap): Merge into ...
25041 (ix86_arch_features): ... here. New array.
25042 (x86_3dnow_a): Remove.
25043 (x86_accumulate_outgoing_args): Make static.
25044 (x86_arch_always_fancy_math_387): Make static.
25045 (ix86_tune_mask, ix86_arch_mask): Move ...
25046 (override_options): ... to local variables here. Apply the
25047 appropriate mask to each element of ix86_arch_features and
25048 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
25049 as were done in the old macros.
25050 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
25051 * config/i386/i386.h (x86_use_leave, x86_push_memory,
25052 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
25053 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
25054 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
25055 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
25056 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
25057 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
25058 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
25059 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
25060 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
25061 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25062 x86_accumulate_outgoing_args, x86_prologue_using_move,
25063 x86_epilogue_using_move, x86_decompose_lea,
25064 x86_arch_always_fancy_math_387, x86_shift1,
25065 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25066 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25067 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
25068 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25069 x86_use_incdec, x86_pad_returns, x86_bswap,
25070 x86_partial_flag_reg_stall): Remove.
25071 (enum ix86_tune_indices): New.
25072 (ix86_tune_features): New.
25073 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
25074 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
25075 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
25076 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
25077 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
25078 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
25079 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
25080 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
25081 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
25082 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
25083 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
25084 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
25085 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
25086 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
25087 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
25088 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
25089 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
25090 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
25091 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
25092 TARGET_EXT_80387_CONSTANTS): Use it.
25093 (enum ix86_arch_indices): New.
25094 (ix86_arch_features): New.
25095 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
25096 TARGET_BSWAP): Use it.
25097 (ix86_tune_mask, ix86_arch_mask): Remove.
25099 2007-03-06 Joseph Myers <joseph@codesourcery.com>
25102 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
25103 Define using $${sysroot_headers_suffix}.
25104 * configure: Regenerate.
25105 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
25106 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
25108 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
25109 * gcc.c (print_sysroot_headers_suffix): New.
25110 (option_map): Include --print-sysroot-headers-suffix.
25111 (display_help): Mention -print-sysroot-headers-suffix.
25112 (process_command): Handle -print-sysroot-headers-suffix.
25113 (do_spec_1): Append multilib directory to include-fixed path if
25114 sysroot suffixes in use.
25115 (main): Handle -print-sysroot-headers-suffix.
25116 * Makefile.in (start.encap): Don't depend on xlimits.h
25117 (xlimits.h): Remove.
25118 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
25119 limits.h for each multilib in fixinc_list.
25120 (fixinc_list, s-fixinc_list): New.
25121 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
25122 generate them for each multilib in fixinc_list.
25123 (stmp-fixproto): Use include-fixed. Run fixproto for each
25124 multilib in fixinc_list.
25125 (mostlyclean): Don't remove xlimits.h.
25126 (clean): Remove include-fixed.
25127 (real-install-headers-tar, real-install-headers-cpio,
25128 real-install-headers-cp): Don't copy include, only include-fixed.
25129 (install-mkheaders): Depend on fixinc_list. Don't depend on
25130 xlimits.h. Save limits.h files for each multilib in fixinc_list.
25131 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
25132 SYSTEM_HEADER_DIR setting in mkheaders.conf.
25134 2007-03-06 Jan Hubicka <jh@suse.cz>
25136 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
25139 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25141 * configure.ac: Allow tm_file to contain build-directory files.
25142 * configure: Regenerate.
25143 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
25144 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
25145 * config/m68k/print-sysroot-suffix.sh: New file.
25147 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25149 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
25150 of pic_offset_table_rtx if reload_completed.
25151 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
25152 PIC_OFFSET_TABLE_REGNUM.
25153 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
25155 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
25156 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
25158 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25160 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25161 functions that call eh_return.
25163 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25165 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25166 functions that need a constant pool.
25168 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25171 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
25172 (m68k_preferred_reload_class): Likewise.
25173 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
25174 (SECONDARY_RELOAD_CLASS): Define.
25175 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
25176 (LIMIT_RELOAD_CLASS): Delete.
25177 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
25178 registers from storing bytes.
25179 (m68k_secondary_reload_class): New function.
25180 (m68k_preferred_reload_class): Likewise.
25182 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25184 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
25186 (m68k_expand_prologue): Likewise.
25188 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25190 * config/m68k/m68k-protos.h (output_sibcall): Declare.
25191 (mips_expand_epilogue): Add a bool parameter.
25192 (m68k_legitimize_sibcall_address): Declare.
25193 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
25194 (m68k_expand_epilogue): Add a parameter to select between sibling
25195 and normal epilogues. Only generate a return for the latter.
25196 (m68k_ok_for_sibcall_p): New function.
25197 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
25198 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
25199 (sibcall_value, *sibcall_value): Likewise.
25200 (*call, *call_value): Require !SIBLING_CALL_P.
25201 (epilogue): Update call to m68k_expand_epilogue.
25202 (sibcall_epilogue): New pattern.
25203 * config/m68k/predicates.md (const_call_operand): Say that this
25204 predicate applies to sibling calls too.
25205 (sibcall_operand): New predicate.
25207 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25209 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
25210 alternatives as movsi_cf.
25211 (movsf_cf_hard): Add commentary.
25213 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
25214 Richard Sandiford <richard@codesourcery.com>
25216 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
25217 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
25218 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
25219 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
25220 as being live on exit from an interrupt function.
25221 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
25222 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
25223 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
25224 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
25225 (m68k_interrupt_function_p): Globalize.
25226 (m68k_compute_frame_layout): Remove reverse mask code.
25227 (m68k_emit_movem, m68k_set_frame_related): New functions.
25228 (m68k_output_function_prologue): Delete in favor of...
25229 (m68k_expand_prologue): ...this new function.
25230 (m68k_output_function_epilogue): Delete in favor of...
25231 (m68k_expand_epilogue): ...this new function.
25232 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
25234 (print_operand): Handle %?.
25235 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
25236 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
25237 (prologue, epilogue): New patterns.
25238 (return): Turn into a define_expand.
25239 (*return): New pattern, derived from old "return" pattern. Use rte
25240 rather than rts for interrupt functions. Only use rtd if the pop
25242 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
25243 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
25244 (link, *link, unlink, *unlink, load_got): Likewise.
25246 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25250 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
25251 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
25252 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
25253 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
25254 and m68k_matches_u_p.
25255 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
25256 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
25257 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
25258 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
25259 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
25260 (REG_STRICT_P): New macro.
25261 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
25262 PCREL_GENERAL_OPERAND_OK.
25263 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
25264 m68k_legitimate_base_reg_p.
25265 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
25266 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
25267 (PIC_CASE_VECTOR_ADDRESS): Update comment.
25268 * config/m68k/m68k.c (m68k_address): New structure.
25269 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
25270 (m68k_decompose_index, m68k_legitimate_constant_address_p)
25271 (m68k_jump_table_ref_p, m68k_decompose_address)
25272 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
25273 (m68k_matches_u_p): New functions.
25274 (print_operand_address): Rewrite to use m68k_decompose_index.
25276 2007-03-05 David Taylor <dtaylor@emc.com>
25278 * gcc.c: Correct copyright date in --version output.
25280 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25282 * pa.md: In unamed move patterns, disparge copies between general
25283 and floating point registers using '?' modifier. Don't include 'f'
25284 constraint for register preferences in DImode, SImode, HImode and
25285 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
25286 Remove constraints for copies between general and floating registers
25287 in soft-float DFmode pattern.
25288 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
25292 2007-03-05 Mike Stump <mrs@apple.com>
25294 * c-common.c (targetcm): Add.
25295 * c-opts.c (c_common_handle_option): Handle language specific
25297 * opts.c (handle_option): Verify language for target options, if
25299 * opth-gen.awk: Add CL_LANG_ALL.
25300 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
25301 (TARGETCM_INITIALIZER): Add.
25302 * target.h (struct gcc_targetcm): Add.
25304 * targhooks.c (default_handle_c_option): Add.
25305 * targhooks.h (default_handle_c_option): Add.
25306 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
25308 * config/darwin.opt (iframework): Add.
25309 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
25310 * config/darwin-c.c (handle_c_option): Add.
25311 (TARGET_HANDLE_C_OPTION): Add.
25313 * doc/invoke.texi (Darwin Options): Add -iframework.
25315 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25317 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
25320 2007-03-05 Ian Lance Taylor <iant@google.com>
25322 * c.opt (fgnu89-inline): New option.
25323 * c-opts.c (c_common_post_options): Set default value for
25325 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
25326 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
25328 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
25329 (grokdeclarator, start_function): Likewise.
25330 * c-cppbuiltin.c (c_cpp_builtins): Define either
25331 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
25332 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
25333 (C Dialect Options): Document -fgnu89-inline.
25334 * doc/extend.texi (Function Attributes): Explain what the
25335 gnu_inline attribute does.
25336 * doc/cpp.texi (Common Predefined Macros): Document
25337 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
25339 2007-03-05 Ian Lance Taylor <iant@google.com>
25341 PR tree-optimization/31034
25342 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
25343 half-range if the other side is an overflow infinity.
25345 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25347 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
25348 (bfin*-linux-uclibc*): New configuration.
25349 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
25351 * config/bfin/linux.h: New file.
25352 * config/bfin/libgcc-bfin.ver: New file.
25353 * config/bfin/t-bfin-uclinux: New file.
25354 * config/bfin/t-bfin-linux: New file.
25355 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
25356 (TARGET_OS_CPP_BUILTINS): New macro.
25358 2007-03-05 Richard Guenther <rguenther@suse.de>
25360 * fold-const.c (fold_binary): Remove duplicate folding
25361 of comparison of non-null ADDR_EXPR against null.
25363 2007-03-05 Richard Guenther <rguenther@suse.de>
25364 Dorit Nuzman <dorit@il.ibm.com>
25366 PR tree-optimization/26420
25367 * tree-vectorizer.c (vectorize_loops): Bail out early if there
25368 are no loops in the function. Only print the number of
25369 vectorized loops if it is greater than zero or we are supposed
25370 to print information about unvectorized loops.
25372 2007-03-05 Revital Eres <eres@il.ibm.com>
25374 * gcc.dg/var-expand1.c: New test.
25375 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
25376 when an accumulator is expanded.
25378 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25381 * c-common.c (convert_and_check): Don't give warnings for
25382 conversion if 'expr' already overflowed.
25384 2007-03-04 Roger Sayle <roger@eyesopen.com>
25386 PR middle-end/30744
25387 * fold-const.c (fold_comparison): Enforce type consistency when
25388 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
25390 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
25392 * tree-ssa-address.c (create_mem_ref): Do not put an expression
25393 containing a cast to the base of TARGET_MEM_REF.
25395 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
25397 * tree.c (tree_contains_struct_check_failed): Remove spurious
25398 whitespace from error message.
25400 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
25403 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
25404 instead of precision.
25406 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
25407 Nathan Sidwell <nathan@codesourcery.com>
25409 * emit-rtl.c (find_auto_inc): New.
25410 (try_split): recreate REG_INC notes,
25411 Use regular for loops rather than whiles.
25413 2007-03-03 Andreas Schwab <schwab@suse.de>
25415 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
25416 * configure: Regenerate.
25418 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25420 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
25421 flag_rounding_math, not flag_unsafe_math_optimizations.
25423 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
25425 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
25426 alpha_fold_vector_minmax): Likewise.
25427 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
25428 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
25430 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25432 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
25433 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
25434 if the lhs has side-effects.
25435 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
25437 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25439 * config/i386/i386.h (TUNEMASK): Remove define.
25440 (ARCHMASK): Remove define.
25441 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
25442 Use ix86_arch_mask variable instead of ARCHMASK.
25443 * config/i386/i386.c (override_options): Ditto.
25444 (standard_80387_constant_p): Ditto.
25446 2007-03-02 Ian Lance Taylor <iant@google.com>
25448 Used signed infinities in VRP.
25449 * tree-vrp.c (uses_overflow_infinity): New static function.
25450 (supports_overflow_infinity): New static function.
25451 (make_overflow_infinity): New static function.
25452 (negative_overflow_infinity): New static function.
25453 (positive_overflow_infinity): New static function.
25454 (is_negative_overflow_infinity): New static function.
25455 (is_positive_overflow_infinity): New static function.
25456 (is_overflow_infinity): New static function.
25457 (overflow_infinity_range_p): New static function.
25458 (compare_values_warnv): New function split out of compare_values.
25459 (compare_value): Call it.
25460 (set_value_range_to_nonnegative): Add overflow_infinity
25461 parameter. Change caller.
25462 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
25464 (vrp_expr_computes_nonzero): Likewise.
25465 (compare_ranges, compare_range_with_value): Likewise.
25466 (compare_name_with_value, compare_names): Likewise.
25467 (vrp_evaluate_conditional): Likewise.
25468 (set_value_range): Handle infinity
25469 (vrp_operand_equal_p, operand_less_p): Likewise.
25470 (extract_range_from_assert): Likewise.
25471 (vrp_int_const_binop): Likewise.
25472 (extract_range_from_binary_expr): Likewise.
25473 (extract_range_from_unary_expr): Likewise.
25474 (extract_range_from_comparison): Likewise.
25475 (extract_range_from_expr): Likewise.
25476 (dump_value_range): Likewise.
25477 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
25478 (test_for_singularity): Likewise.
25479 (vrp_int_const_binop): Remove inline qualifier.
25480 (adjust_range_with_scev): Add comment.
25481 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25483 2007-03-02 Diego Novillo <dnovillo@redhat.com>
25485 * tree-ssa-structalias.c (could_have_pointers): Tidy.
25486 (get_constraint_for): Likewise.
25487 (do_structure_copy): Likewise.
25488 (find_func_aliases): Fix references to MODIFY_EXPR.
25489 (intra_create_variable_infos): Tidy.
25490 * tree-ssa-operands.c (add_virtual_operand): Add argument
25492 When adding members of alias sets, if IS_CALL_SITE is true and
25493 the symbol is not call-clobbered, skip it.
25494 Adjust all callers.
25496 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25498 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
25499 entry by means of emit_insn_at_entry.
25501 2007-03-02 Richard Henderson <rth@redhat.com>
25503 * expr.h (promoted_input_arg): Remove decl.
25504 * function.c (promoted_input_arg): Merge into ...
25505 * combine.c (setup_incoming_promotions): ... only caller.
25506 Rearrange to avoid double loop.
25508 2007-03-02 Ben Elliston <bje@au.ibm.com>
25509 Peter Bergner <bergner@vnet.ibm.com>
25510 Janis Johnson <janis187@us.ibm.com>
25512 * config/rs6000/dfp.md: New file.
25513 * config/rs6000/rs6000.md: Include dfp.md.
25514 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
25515 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
25516 and TDmode decimal float modes in FP registers.
25517 (num_insns_constant): Likewise.
25518 (rs6000_legitimate_offset_address_p): Likewise.
25519 (rs6000_legitimize_address): Likewise.
25520 (rs6000_legitimize_reload_address): Likewise.
25521 (rs6000_legitimate_address): Likewise.
25522 (rs6000_emit_move): Likewise.
25523 (function_arg_boundary): Likewise.
25524 (function_arg_advance): Likewise.
25525 (rs6000_darwin64_record_arg_recurse): Likewise.
25526 (function_arg): Likewise.
25527 (rs6000_gimplify_va_arg): Likewise.
25528 (rs6000_split_multireg_move): Likewise.
25529 (rs6000_output_function_epilogue): Likewise.
25530 (rs6000_output_function_epilogue): Likewise.
25531 (rs6000_register_move_cost): Likewise.
25532 (rs6000_function_value): Likewise.
25533 (rs6000_libcall_value): Likewise.
25535 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25537 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
25539 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25541 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
25542 Use $MULTIDIR to choose between the kernel and RTP headers,
25543 and use $WIND_BASE and $WIND_USR to locate them.
25545 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25547 * config/i386/i386.c (override_options): Put initialization of
25548 ix86_tune_mask and ix86_arch_mask to the correct place.
25550 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25551 Michael Meissner <michael.meissner@amd.com>
25554 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
25555 (ARCHMASK): Define.
25556 (TARGET_CMOVE): Use ARCHMASK.
25557 (TARGET_CMPXCHG): Ditto.
25558 (TARGET_CMPXCHG8B): Ditto.
25559 (TARGET_XADD): Ditto.
25560 (TARGET_BSWAP): Ditto.
25561 * config/i386/i386.c (ix86_tune_mask): New global variable.
25562 (ix86_arch_mask): Ditto.
25563 (override_options): Initialize ix86_tune_mask and
25564 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
25567 2007-03-02 Ben Elliston <bje@au.ibm.com>
25570 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
25572 2007-03-02 Joseph Myers <joseph@codesourcery.com>
25574 * target.h (init_dwarf_reg_sizes_extra): New target hook.
25575 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
25576 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
25577 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
25579 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
25580 rs6000_init_dwarf_reg_sizes_extra): New.
25581 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
25582 SPE register high parts.
25584 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
25586 * Makefile.in: Add install-pdf target as
25587 copied from automake v1.10 rules.
25588 * configure.ac: Add install-pdf to target list.
25589 * configure: Regenerate.
25591 2007-03-01 Paul Brook <paul@codesourcery.com>
25593 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
25594 modes to LDRD for DImode.
25595 (output_move_double): Fixup out of range ldrd/strd.
25596 (vfp_secondary_reload_class): Rename...
25597 (coproc_secondary_reload_class): ... to this. Add wb argument.
25598 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
25599 coproc_secondary_reload_class for CLASS_IWMMXT.
25600 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
25601 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
25603 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
25605 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
25606 unroll factor by the estimated number of iterations.
25607 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
25608 than prefetch latency.
25610 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
25611 decode_caches_intel, detect_caches_intel): New functions.
25612 (host_detect_local_cpu): Use detect_caches_amd and
25613 detect_caches_intel.
25615 2007-03-01 Richard Henderson <rth@redhat.com>
25617 * expr.c (emit_move_complex_push): Export.
25618 (emit_move_complex_parts): Split out from ...
25619 (emit_move_complex): ... here.
25620 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
25621 * config/i386/i386.md (movcdi): New.
25623 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
25625 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
25626 size of mode1 to check for tieable modes in MMX case.
25628 2007-03-01 Richard Sandiford <richard@codesourcery.com>
25630 * Makefile.in (rtlanal.o): Depend on tree.h.
25631 * rtl.h (offset_within_section_p, split_const): Declare.
25632 * rtlanal.c: Include tree.h.
25633 (offset_within_block_p): New function, taken from
25634 mips_offset_within_object_p.
25635 (split_const): New function, taken from mips_split_const.
25636 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
25638 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
25639 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
25640 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
25641 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
25642 (m68k_illegitimate_symbolic_constant_p): New function.
25643 * config/m68k/m68k.md (movsi): Remove misleading predicates.
25644 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
25645 symbolic constant that might be outside the symbol's section,
25646 move the symbol first and then add the offset.
25647 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
25649 * config/mips/mips.c (mips_split_const): Delete.
25650 (mips_offset_within_object_p): Delete.
25651 (mips_symbolic_constant_p): Use offset_within_section_p and
25652 split_const instead of mips_offset_within_object_p and
25654 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
25655 (mips_legitimize_const_move, print_operand_reloc)
25656 (mips_dangerous_for_la25_p): Use split_const instead of
25659 2007-02-28 Eric Christopher <echristo@apple.com>
25661 * Makefile.in (install-include-dir): Don't rm -rf include.
25663 2007-02-28 Richard Guenther <rguenther@suse.de>
25665 PR middle-end/30364
25666 * fold-const.c (fold_binary): Do not associate expressions
25667 with more than one variable for integer types that do not wrap.
25669 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
25671 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
25672 Delete, and replace with...
25673 (fold_builtin_call_array): This. Update callers to use it.
25674 * fold-const.c (fold_build_call_list): Delete, and replace with...
25675 (fold_build_call_array): This.
25676 (fold_build_call_list_initializer): Delete, and replace with...
25677 (fold_build_call_array_initializer): This.
25678 * tree.h: Update declarations to reflect above changes.
25680 * c-typeck.c (build_function_call): Store converted arguments
25681 in a stack-allocated array instead of building a list.
25682 (convert_arguments): Store arguments in the array passed in as an
25683 argument, and return the actual number of arguments.
25684 * c-format.c: (check_function_format): Pass arguments in an
25685 array instead of a list.
25686 * c-common.c (check_function_nonnull): Likewise.
25687 (check_function_sentinel): Likewise.
25688 (check_function_arguments): Likewise.
25689 * c-common.h: Update declarations to reflect above changes.
25691 2007-02-28 Jan Hubicka <jh@suse.cz>
25693 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
25694 PRED_NEGATIVE_RETURN): Update outcomes.
25696 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
25698 * calls.c (emit_library_call_value_1): Handle partial registers
25699 correctly when building up CALL_INSN_FUNCTION_USAGE.
25701 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25703 * pa/predicates.md (move_src_operand): Allow zero for mode.
25704 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
25707 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
25710 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
25711 *movv2df_internal): Enable pattern only for valid operand
25713 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
25714 tie only 128bit modes. For MMX registers, tie only 64bit modes.
25716 2007-02-27 Mike Stump <mrs@apple.com>
25718 * config/darwin-crt3.c: Avoid compilation when compiling for a
25721 2007-02-27 Joseph Myers <joseph@codesourcery.com>
25723 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
25725 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
25726 for fixed headers and limits.h.
25727 (install-include-dir, install-headers-tar, install-headers-cpio,
25728 install-headers-cp, real-install-headers-tar,
25729 real-install-headers-cpio, real-install-headers-cp): Handle
25730 include-fixed as well as include.
25731 (install-mkheaders): Don't install files that go only in include
25733 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
25734 from GCC_INCLUDE_DIR.
25735 * gcc.c (process_command): Remove special -BstageN/ handling.
25736 (do_spec_1): Add include-fixed directories.
25738 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25740 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
25742 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
25744 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
25747 2007-02-27 Mark Mitchell <mark@codesourcery.com>
25749 * c-common.c (get_priority): Add check for
25750 SUPPORTS_INIT_PRIORITY.
25752 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25754 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
25756 * config/bfin/bfin.c: Include "cfglayout.h".
25757 (MAX_LSETUP_DISTANCE): New macro.
25758 (struct loop_info): New members incoming, incoming_src and
25759 incoming_dest. Delete member predecessor.
25760 (length_for_loop): New function.
25761 (bfin_optimize_loop): Handle more different loop structures.
25762 (bfin_discover_loop): Rework detection of predecessor blocks by
25763 examining incoming edges.
25764 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
25766 (bfin_reorder_loops): New function.
25767 (bfin_reorg_loops): Use these three new functions.
25769 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
25770 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
25771 (CONSTRAINT_LEN): Add entry for 'q'.
25772 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
25773 Add 'q' constraints.
25774 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
25775 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
25777 * config/bfin/bfin.md (add_with_carry): New pattern.
25778 (s_or_u, su_optab, su_modifier): New code macros/attrs.
25779 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
25780 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
25781 support unsigned multiplies too. Removed incorrect commutativity from
25782 operand 1 constraint where appropriate.
25783 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
25785 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
25786 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
25788 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
25789 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
25790 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
25791 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
25792 usmulhisi_hh_huh): New patterns.
25794 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
25795 lshifthi3): Fix output template to use half reg for operand 2.
25797 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
25800 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
25802 2007-02-27 Andreas Schwab <schwab@suse.de>
25804 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
25806 2007-02-27 Jan Hubicka <jh@suse.cz>
25808 * predict.c (last_basic_block_p): Remove.
25809 (tree_estimate_probability): Update return heuristic for commonized
25812 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25814 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
25816 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25818 * doc/include/gcc-common.texi (versionsubtitle): New macro.
25819 * doc/cpp.texi: Standardize title page.
25820 * doc/cppinternals.texi: Likewise.
25821 * doc/gcc.texi: Standardize title page, remove version number
25822 from copyright page.
25823 * doc/gccint.texi: Likewise.
25824 * doc/install.texi: Standardize title page, add table of
25827 2007-02-26 Jan Hubicka <jh@suse.cz>
25829 * predict.def: Set outcomes according to more recent results.
25830 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
25831 Remove dead predictors.
25832 * predict.c (return_prediction): Fix pasto.
25834 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25836 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
25837 change; avoid a memory leak when returning early.
25839 2007-02-26 Mark Mitchell <mark@codesourcery.com>
25841 * c-decl.c (static_ctors): Move to c-common.c.
25842 (static_dtors): Likewise.
25843 (finish_function): Use c_record_cdtor_fn.
25844 (build_cdtor): Move to c-common.c.
25845 (c_write_global_declarations): Use c_build_cdtor_fns.
25846 * c-common.h (static_ctors): Declare.
25847 (static_dtors): Likewise.
25848 (c_record_cdtor_fn): Likewise.
25849 (c_build_cdtor_fns): Likewise.
25850 * c-common.c (static_ctors): New variable.
25851 (static_dtors): Likewise.
25852 (c_record_cdtor_fn): New function.
25853 (build_cdtor): Move from c-decl.c
25854 (c_build_cdtor_fns): New function.
25856 * output.h (assemble_addr_to_section): Declare.
25857 (get_cdtor_priority_section): Likewise.
25858 * varasm.c (assemble_addr_to_section): New function.
25859 (get_cdtor_priority_section): Likewise.
25860 (default_named_section_asm_out_destructor): Use them.
25861 (destor_dtor_section_asm_out_destructor): Likewise.
25862 (default_named_section_asm_out_constructor): Likewise.
25863 (default_ctor_section_asm_out_constructor): Likewise.
25864 * config.gcc (*-*-vxworks*): Include vxworks.o.
25865 * config/t-vxworks (vxworks.o): New target.
25866 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
25867 (TARGET_ASM_CONSTRUCTOR): Define.
25868 (TARGET_ASM_DESTRUCTOR): Likewise.
25869 (vxworks_asm_out_constructor): Declare.
25870 (vxworks_asm_out_destructor): Likewise.
25872 * c-common.c (get_priority): Check that we have not just an
25873 INTEGER_CST, but an integer constant with integeral type.
25875 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
25877 PR tree-optimization/30938
25878 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
25879 use &dt[nargs-1] instead of &dt[nargs] in the call to
25880 vect_is_simple_use().
25882 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
25884 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
25885 from register elimination as PRE_MODIFY / POST_MODIFY increments.
25886 Do not attempt to handle MEM inside auto-inc expressions.
25887 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
25888 of a register modified by an auto-inc expression. However, do handle
25889 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
25890 (elimination_effects): Prohibit elimination of a register modified
25891 by an auto-inc expression. Disable register elimination rules whose
25892 target register is modified by an auto-inc expression with variable
25895 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
25897 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
25899 (array_at_struct_end_p): New function.
25900 (idx_infer_loop_bounds): Use it.
25901 (estimate_numbers_of_iterations_loop): Export.
25902 * predict.c (predict_loops): Use estimated_loop_iterations_int.
25903 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
25904 (tree_estimate_probability): Call record_loop_exits.
25905 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
25906 (estimated_loop_iterations, estimated_loop_iterations_int,
25907 estimated_loop_iterations_tree): New functions.
25908 (analyze_siv_subscript_cst_affine,
25909 compute_overlap_steps_for_affine_1_2,
25910 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
25911 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
25912 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
25913 (PRED_LOOP_ITERATIONS_GUESSED): New.
25914 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
25915 * cfgloop.h (estimate_numbers_of_iterations_loop,
25916 estimated_loop_iterations_int): Declare.
25918 2007-02-25 Mark Mitchell <mark@codesourcery.com>
25920 * doc/extend.texi: Document optional priority argument to
25921 constructors and destructors.
25922 * tree.c (init_priority_for_decl): Adjust GTY markers.
25923 (init_ttree): Use priority-info hash functions for
25924 init_priority_for_decl.
25925 (tree_map_eq): Rename to ...
25926 (tree_map_base_eq): ... this.
25927 (tree_map_marked_p): Rename to ...
25928 (tree_map_base_marked_p): ... this.
25929 (tree_map_base_hash): New function.
25930 (decl_init_priority_lookup): Rework.
25931 (decl_fini_priority_lookup): New function.
25932 (decl_priority_info): New function.
25933 (decl_init_priority_insert): Use it.
25934 (decl_fini_priority_insert): Likewise.
25935 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
25937 (decl_restrict_base_insert): Likewise.
25938 (decl_debug_expr_insert): Likewise.
25939 (decl_value_expr_lookup): Likewise.
25940 (decl_value_expr_insert): Likewise.
25941 * tree.h (priority_type): New type.
25942 (decl_init_priority_lookup): Use priority_type.
25943 (decl_fini_priority_lookup): New function.
25944 (decl_init_priority_insert): Use priority_type.
25945 (decl_fini_priority_insert): New function.
25946 (DECL_HAS_INIT_PRIORITY): Tweak comments.
25947 (DECL_INIT_PRIORITY): Likewise.
25948 (SET_DECL_INIT_PRIORITY): Add comment.
25949 (DECL_FINI_PRIORITY): New macro.
25950 (SET_DECL_FINI_PRIORITY): Likewise.
25951 (DEFAULT_INIT_PRIORITY): Document.
25952 (MAX_INIT_PRIORITY): Likewise.
25953 (MAX_RESERVED_INIT_PRIORITY): Likewise.
25954 (tree_map_base): New type.
25955 (tree_map_base_eq): New function.
25956 (tree_map_base_hash): Likewise.
25957 (tree_map_base_marked_p): Likewise.
25958 (tree_map): Inherit from tree_map_base.
25959 (tree_map_eq): Make it a macro.
25960 (tree_map_marked_p): Likewise.
25961 (tree_int_map): Inherit from tree_map_base.
25962 (tree_int_map_eq): Make it a macro.
25963 (tree_int_map_hash): Likewise.
25964 (tree_int_map_marked_p): Likewise.
25965 (tree_priority_map): New type.
25966 (tree_priority_map_eq): New macro.
25967 (tree_priority_map_hash): Likewise.
25968 (tree_priority_map_marked_p): Likewise.
25969 * varasm.c (emults_decl): Adjust for refactoring of tree_map
25971 (emutls_common_1): Likewise.
25972 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
25973 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
25974 of tree_map hierarchy.
25975 * tree-cfg.c (move_stmt_r): Likewise.
25976 (new_label_mapper): Likewise.
25977 * c-tree.h (c_expand_body): Move to ...
25978 * c-common.h (c_expand_body): ... here.
25979 * c-decl.c (c_expand_body): Move to ...
25980 * c-common.c (c_expand_body): ... here.
25981 (c_common_attribute_table): Allow 1 argument for the constructor
25982 and destructor attributes.
25983 (get_priority): New function.
25984 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
25985 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
25987 2007-02-24 Jan Hubicka <jh@suse.cz>
25989 PR middle-end/30509
25990 * tree-inline.c (copy_bb): Produce exact copy of EH info when
25991 copying for inlining.
25993 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25994 Jan Hubicka <jh@suse.cz>
25997 * i386.c (counter_mode): New function.
25998 (expand_set_or_movmem_via_loop): Use it.
25999 (expand_movmem_epilogue): Likewise; fix pasto.
26000 (ix86_expand_movmem): Do emit guard even for constant counts.
26001 (ix86_expand_setmem): Likewise.
26003 2007-02-25 Nick Clifton <nickc@redhat.com>
26005 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
26006 (JUMP_TABLES_IN_TEXT_SECTION): Define.
26008 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26011 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
26012 count argument with 0x10, not with 0x16.
26013 (expand_setmem_epilogue): Ditto.
26015 2007-02-24 Mike Stump <mrs@apple.com>
26017 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
26020 2007-02-24 Richard Guenther <rguenther@suse.de>
26022 PR middle-end/30951
26023 * fold-const.c (fold_binary): Fold x +- CST op x for
26024 EQ_EXPR and NE_EXPR.
26026 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26028 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
26030 2007-02-24 Jan Hubicka <jh@suse.cz>
26032 * cgraphunit.c (decide_is_function_needed): Honor
26033 -fkeep-inline-functions.
26035 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26037 * builtins.c (fold_builtin_modf): New.
26038 (fold_builtin_2): Use it.
26040 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
26042 * loop-iv.c (implies_p): Detect additional cases where A implies B.
26043 (determine_max_iter): Take additional LOOP arg; all callers changed.
26044 Lose broken logic dealing with PLUS. Try to limit the upper bound by
26045 one using simplifications.
26046 (simplify_using_initial_values): Return if the expression becomes
26047 invalid due to altered regs.
26049 2007-02-23 DJ Delorie <dj@redhat.com>
26051 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
26053 2007-02-23 Mike Stump <mrs@apple.com>
26055 * tlink.c (scan_linker_output): Parse linker messages from
26056 darwin9's linker better.
26058 2007-02-23 Steve Ellcey <sje@cup.hp.com>
26061 * varpool.c (varpool_assemble_pending_decls): Set
26062 varpool_last_needed_node to null.
26064 2007-02-23 DJ Delorie <dj@redhat.com>
26066 * config/i386/i386.c (ix86_data_alignment): Don't specify an
26067 alignment bigger than the object file can handle.
26069 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
26072 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
26073 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
26074 (*movsf_1): Penalize MMX moves.
26076 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
26078 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
26079 2^32-1 or more times unless flag_unsafe_loop_optimizations.
26081 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
26083 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26085 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
26086 (fold_builtin_1): Use them.
26087 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26088 BUILT_IN_SIGNIFICAND.
26090 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
26092 * config/i386/i386.c (bdesc_1arg): Initialize
26093 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
26094 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
26095 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
26096 and IX86_BUILTIN_MOVSLDUP.
26098 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
26100 PR rtl-optimization/30841
26101 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
26103 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26105 * builtins.c (fold_builtin_frexp): New.
26106 (fold_builtin_2): Use it.
26108 2007-02-22 Mark Mitchell <mark@codesourcery.com>
26110 * doc/invoke.texi (Spec Files): Document getenv spec function.
26112 * gcc.c (getenv_spec_function): New function.
26113 (static_spec_functions): Add it.
26114 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
26115 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
26118 2007-02-22 Michael Matz <matz@suse.de
26121 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
26122 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
26124 2007-02-22 Ian Lance Taylor <iant@google.com>
26127 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
26128 (mem_loc_descriptor): Call it.
26130 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
26131 Ira Rosen <irar@il.ibm.com>
26133 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
26135 2007-02-22 Ira Rosen <irar@il.ibm.com>
26137 PR tree-optimization/30843
26138 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
26139 stores only after all the group is vectorized.
26141 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
26143 PR tree-optimization/30858
26144 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
26145 in the reduction cycle have a single use in the loop.
26146 * tree-vectorizer.h (relevant): Add documentation.
26148 2007-02-20 Mike Stump <mrs@apple.com>
26150 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
26151 * configure: Regenerate.
26153 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
26155 Change the defaults of some parameters and options.
26156 * config/spu/spu-protos.h (spu_optimization_options): Declare.
26157 * config/spu/spu.c (spu_optimization_options): Add.
26158 (spu_override_options): Change params in spu_optimization_options.
26159 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
26161 Register 127 is only 16 byte aligned when used as a frame pointer.
26162 * config/spu/spu-protos.h (spu_init_expanders): Declare.
26163 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
26164 HARD_FRAME_POINTER_REGNUM.
26165 (spu_legitimate_address): Use regno_aligned_for_reload.
26166 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
26167 aligned when frame_pointer_needed is true.
26168 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
26170 * config/spu/spu.h (INIT_EXPANDERS): Define.
26172 Make sure shift and rotate instructions have valid immediate operands.
26173 * config/spu/predicates.md (spu_shift_operand): Remove.
26174 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
26175 * config/spu/constraints.md (W, O): Extend range.
26176 * config/spu/spu.md (umask, nmask): Define.
26177 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
26178 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
26179 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
26180 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
26181 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
26182 (lshr<mode>3_reg): Fix rtl description.
26184 Make sure mulhisi immediate operands are valid.
26185 * config/spu/predicates.md (imm_K_operand): Add.
26186 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
26188 Generate constants using fsmbi and andi.
26189 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
26190 (print_operand, spu_split_immediate, classify_immediate,
26191 fsmbi_const_p): Handle IC_FSMBI2.
26193 Correctly handle a CONST_VECTOR containing symbols.
26194 * config/spu/spu.c (print_operand): Handle HIGH correctly.
26195 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
26196 (immediate_load_p): Allow symbols that use 2 instructions to create.
26197 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
26198 with symbols when flag_pic is set.
26199 (const_vector_immediate_p): New.
26200 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
26201 accept a CONST_VECTOR with symbols.
26202 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
26203 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
26205 * config/spu/spu.md (high, low): Delete.
26206 (low_<mode>): Define.
26208 Remove INTRmode and INTR_REGNUM, which didn't work.
26209 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
26211 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
26212 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
26213 peephole2 pattern): Don't use INTR or 131.
26214 (movintrcc): Delete.
26215 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
26216 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
26217 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
26218 (UNSPEC_SET_INTR): Add.
26219 * config/spu/spu-modes.def (INTR): Remove.
26221 More accurate warnings about run-time relocations.
26222 * config/spu/spu.c (reloc_diagnostic): Test in_section.
26224 Correctly warn about immediate arguments to specific intrinsics.
26225 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
26226 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
26227 the instruction predicate.
26229 Fix tree check errors with latest update.
26230 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
26232 (spu_expand_builtin): Use CALL_EXPR_FN.
26234 Add missing specific intrinsics.
26235 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
26237 * config/spu/spu_internals.h: Ditto.
26239 Fix incorrect operand modifiers.
26240 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
26241 * config/spu/spu.md (xor<mode>3): Change %S to %J.
26243 Optimize one case of zero_extend of a vec_select.
26244 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
26246 Accept any immediate for hbr.
26247 * config/spu/spu.md (hbr): Change s constraints to i.
26249 2007-02-21 Paul Brook <paul@codesourcery.com>
26251 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
26252 condexec_count when skipping USE and CLOBBER.
26254 2007-02-21 Nick Clifton <nickc@redhat.com>
26256 * common.opt (Warray-bounds): Add Warning attribute.
26257 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
26259 (fsized-zeroes): Add Optimization attribute.
26260 (fsplit-wide-types, ftree-scev-cprop): Likewise.
26261 * c.opt (Wc++0x-compat): Add Warning attribute.
26263 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
26265 PR middle-end/30761
26266 * reload1.c (eliminate_regs_in_insn): In the single_set special
26267 case, attempt to re-recognize the insn before falling back to
26268 having reload fix it up.
26270 2007-02-20 Eric Christopher <echristo@gmail.com>
26272 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
26273 Rewrite accordingly.
26274 (frv_read_iacc_argument): Ditto.
26275 (frv_expand_set_builtin): Take a call instead of arglist, update for
26277 (frv_expand_unop_builtin): Ditto.
26278 (frv_expand_binop_builtin): Ditto.
26279 (frv_expand_cut_builtin): Ditto.
26280 (frv_expand_binopimm_builtin): Ditto.
26281 (frv_expand_voidbinop_builtin): Ditto.
26282 (frv_expand_int_void2arg): Ditto.
26283 (frv_expand_prefetches): Ditto.
26284 (frv_expand_voidtriop_builtin): Ditto.
26285 (frv_expand_voidaccop_builtin): Ditto.
26286 (frv_expand_load_builtin): Ditto.
26287 (frv_expand_store_builtin): Ditto.
26288 (frv_expand_mdpackh_builtin): Ditto.
26289 (frv_expand_mclracc_builtin): Ditto.
26290 (frv_expand_mrdacc_builtin): Ditto.
26291 (frv_expand_mwtacc_builtin): Ditto.
26292 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
26295 2007-02-20 Janis Johnson <janis187@us.ibm.com>
26297 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
26298 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
26300 (HAVE_GAS_DFP): Check for assembler support of decimal floating
26301 point instructions.
26302 * configure: Regenerate.
26303 * config.in: Regenerate.
26304 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
26305 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
26306 masks to power6 and power6x and to POWERPC_MASKS.
26307 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26309 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
26310 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
26311 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26312 Access PROTOTYPE as variable, not mask.
26314 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26316 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
26317 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
26318 * combine.c (adjust_for_new_dest): Use it.
26319 * postreload.c (reload_combine): Likewise.
26321 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26323 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
26324 notes on an insn with multiple sets, even if single_set returns
26325 non-NULL for that insn.
26327 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26329 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
26330 scalbn and scalbln.
26332 2007-02-20 Geoffrey Keating <geoffk@apple.com>
26334 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
26335 if user didn't pass it.
26336 * config/i386/darwin.h (CC1_SPEC): Likewise.
26337 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
26338 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
26339 -mmacosx-version-min.
26341 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26342 Uros Bizjak <ubizjak@gmail.com>
26344 * optabs.h (enum optab_index): Add new OTI_scalb.
26345 (scalb_optab): Define corresponding macro.
26346 * optabs.c (init_optabs): Initialize scalb_optab.
26347 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
26349 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
26350 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
26351 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
26352 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
26353 flag_unsafe_math_optimizations is set.
26355 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
26356 to implement scalbf, scalb and scalbl built-ins as inline x87
26359 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26360 DJ Delorie <dj@redhat.com>
26363 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
26364 (diagnostic_report_diagnostic): ... here, and turn them into real
26365 errors. If warnings are inhibited, no need to do anything.
26367 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
26369 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
26370 better code generation.
26372 2007-02-20 Ben Elliston <bje@au.ibm.com>
26374 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
26376 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
26378 * config/alpha/alpha.c, config/alpha/alpha.md,
26379 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
26380 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
26381 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
26382 config/arm/lib1funcs.asm: Follow spelling conventions.
26384 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
26385 config/fr30/fr30.md, config/i386/i386.h,
26386 config/iq2000/iq2000.h, config/iq2000/predicates.md,
26387 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
26388 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
26389 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
26390 config/rs6000/altivec.md, config/rs6000/rs6000.c,
26391 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
26392 config/sparc/sparc.c, config/sparc/sparc.h,
26393 config/sparc/sparc.md, config/spu/constraints.md,
26394 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
26397 2007-02-20 Alan Modra <amodra@bigpond.net.au>
26400 * varasm.c (use_blocks_for_decl_p): Return false for decls with
26403 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26405 * doc/invoke.texi (-ftree-lrs): Remove.
26407 2007-02-19 Diego Novillo <dnovillo@redhat.com>
26409 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
26412 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
26414 * config/ia64/ia64.c (ia64_expand_builtin): Use the
26415 new CALL_EXPR_FN macro for retrieving the function
26416 declaration of the input expression.
26418 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26420 * c.opt (Waddress): New.
26421 * common.opt (Walways-true): Delete.
26422 (Wstring-literal-comparison): Delete.
26423 * doc/invoke.texi (Warning Options): Delete -Walways-true and
26424 -Wstring-literal-comparison. Add -Waddress.
26426 (Walways-true): Delete.
26427 (Wstring-literal-comparison): Delete.
26428 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
26429 consistently instead of -Walways-true in example.
26430 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
26431 * c-typeck.c (parser_build_binary_op): Replace
26432 -Wstring-literal-comparison and -Walways-true with -Waddress.
26433 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
26436 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26438 * tree-cfg.c (dump_function_to_file): Be prepared for functions
26439 without DECL_STRUCT_FUNCTION initialized.
26441 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26443 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
26444 due to calls to functions taking pointers as parameters.
26446 2007-02-19 Richard Henderson <rth@redhat.com>
26449 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
26452 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
26454 * config/s390/s390.c (s390_call_saved_register_used,
26455 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
26456 accessed to the new scheme.
26458 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26460 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
26461 (cris_print_index, cris_print_operand, cris_print_operand_address)
26462 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
26463 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
26464 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
26465 GET_CODE () == xxx.
26466 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
26467 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
26468 GO_IF_LEGITIMATE_ADDRESS): Ditto.
26469 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
26470 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
26471 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
26472 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
26473 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
26474 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
26475 (uminsi3, call, call_value): Ditto.
26476 (define_split: indir_to_reg_split, unnamed): Ditto.
26478 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
26480 PR tree-optimization/30975
26481 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
26484 2007-02-18 Eric Christopher <echristo@gmail.com>
26486 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
26487 Remove use of arglist.
26488 (mips_expand_builtin): Remove use of arglist, pass in expr.
26489 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
26490 (mips_expand_builtin_movtf): Ditto.
26491 (mips_expand_builtin_compare): Ditto.
26493 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26495 * tree-sra.c (sra_build_assignment): Replace assertion
26496 checking with a comment explaining why it can't be done.
26498 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26500 PR middle-end/30833
26501 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
26502 during CALL_EXPR representation conversion.
26503 * tree-ssa-propagate.c (set_rhs): Likewise.
26505 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26507 * tree-sra.c (sra_build_assignment): Disable assertion checking
26510 2007-02-18 Roger Sayle <roger@eyesopen.com>
26512 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
26513 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26514 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
26516 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
26517 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
26518 gimplify_init_ctor_eval_range, gimple_push_cleanup,
26519 gimplify_omp_for, gimplify_omp_atomic_pipeline,
26520 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
26521 force_gimple_operand): Likewise.
26522 * ipa-cp.c (constant_val_insert): Likewise.
26523 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
26524 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
26525 perfect_nestify): Likewise.
26526 * langhooks.c (lhd_omp_assignment): Likewise.
26527 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
26528 lower_copyprivate_clauses, lower_send_clauses,
26529 lower_send_shared_vars, expand_parallel_call,
26530 expand_omp_for_generic, expand_omp_for_static_nochunk,
26531 expand_omp_for_static_chunk, expand_omp_sections,
26532 lower_omp_single_copy, lower_omp_for_lastprivate,
26533 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
26534 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
26535 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
26538 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26540 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
26541 config/sh/sh.md: Follow spelling conventions.
26543 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
26544 config/frv/predicates.md: Follow spelling conventions.
26546 * config/m68k/linux-unwind.h: Fix a comment typo.
26547 * target.h: Follow spelling conventions.
26549 2007-02-18 Roger Sayle <roger@eyesopen.com>
26551 PR rtl-optimization/28173
26552 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
26553 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
26554 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
26555 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
26556 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
26558 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26560 * builtins.c (fold_builtin_load_exponent): New.
26561 (fold_builtin_2): Use it.
26563 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
26565 PR rtl-optimization/30773
26566 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
26567 if we fail to attach a REG_EQUIV note.
26569 2007-02-18 David Edelsohn <edelsohn@gnu.org>
26570 Roger Sayle <roger@eyesopen.com>
26572 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
26574 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26576 * calls.c (initialize_argument_information): Pass original EXP
26577 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
26578 code to split complex arguments here, as part of initializing the
26580 (expand_call): Remove code that builds a list of arguments and
26581 inserts implicit arguments into it. Instead, just count how many
26582 implicit arguments there will be so we can determine the size of
26583 the ARGS array, and let initialize_argument_information do the work.
26584 (split_complex_values): Delete unused function.
26586 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26588 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
26590 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26592 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
26593 for arg pointer based indexed addressing.
26595 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26597 * config/ia64/ia64.h, config/ia64/ia64.md,
26598 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
26599 spelling conventions.
26601 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26603 * config/m68k/m68k.c (split_di): New.
26604 * config/m68k/m68k-protos.h: Declare split_di.
26605 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
26606 Improve predicate handling and split constant shifts.
26608 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26610 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
26611 parameter for register bitfield operations, general predicates
26614 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26616 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
26617 * config/m68k/linux-unwind.h: New file.
26619 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26621 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
26622 config/i386/athlon.md, config/ia64/ia64.md,
26623 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
26624 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
26625 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
26626 tree-ssa-loop-niter.c, tree-vect-analyze.c,
26627 tree-vect-transform.c: Fix comment typos.
26629 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
26631 * sched-deps.c (find_insn_list): Remove.
26632 * sched-int.h: Remove the prototype for find_insn_list.
26634 2007-02-16 Geoffrey Keating <geoffk@apple.com>
26636 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
26638 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
26639 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
26640 darwin_rs6000_override_options.
26641 (C_COMMON_OVERRIDE_OPTIONS): Expect
26642 darwin_macosx_version_min to be non-NULL always.
26643 (TARGET_C99_FUNCTIONS): Likewise.
26644 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
26645 (DARWIN_MINVERSION_SPEC): New.
26646 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
26647 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
26649 (DARWIN_MINVERSION_SPEC): New.
26650 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
26652 * config/darwin-c.c (darwin_cpp_builtins): Expect
26653 darwin_macosx_version_min to be non-NULL always.
26655 * config/rs6000/rs6000.c: Clean up trailing whitespace.
26657 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
26659 * config/i386/i386.h (x86_use_xchgb): New.
26660 (TARGET_USE_XCHGB): New macro.
26661 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
26662 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
26663 Split after reload into bswaphi for shifts of 8.
26664 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
26665 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
26666 or when optimizing for size.
26668 2007-02-16 Richard Guenther <rguenther@suse.de>
26669 Christian Bruel <christian.bruel@st.com>
26671 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
26672 DECLs but prefer SSA_NAMEs over DECLs.
26674 2007-02-16 Richard Guenther <rguenther@suse.de>
26676 * tree-flow-inline.h (single_imm_use_p): Remove.
26677 (zero_imm_uses_p): Likewise.
26678 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
26679 instead of single_imm_use_p.
26680 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
26683 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26686 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
26687 nested double- and backquotes.
26689 2007-02-15 Roger Sayle <roger@eyesopen.com>
26691 PR middle-end/30391
26692 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
26693 should be unreachable.
26694 (build2_stat): Allow construction of MODIFY_EXPR at any time.
26695 For the time being redirect GIMPLE_MODIFY_STMT to the new
26696 (renamed) build_gimple_modify_stmt_stat.
26697 (build2_gimple_stat): Rename to...
26698 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
26699 Always build a GIMPLE_MODIFY_STMT node.
26700 * tree.h (build2_gimple, build2_gimple_stat): Delete.
26701 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
26704 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
26705 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
26706 * tree-complex.c (set_component_ssa_name, expand_complex_move,
26707 expand_complex_div_wide): Likewise.
26708 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
26709 * tree-ssa-loop-im.c (schedule_sm): Likewise.
26710 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
26711 * tree-ssa-loop-manip.c (create_iv): Likewise.
26712 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
26713 abs_replacement): Likewise.
26714 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
26715 realify_fake_stores): Likewise.
26717 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
26718 node rather than a GIMPLE_MODIFY_STMT node.
26719 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
26720 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
26722 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
26723 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
26724 GIMPLE_MODIFY_STMT.
26726 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26728 PR middle-end/30433
26729 * fold-const.c (fold_comparison): Add back the
26730 folding of constant complex comparisions.
26732 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26734 PR middle-end/30729
26735 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
26736 effects unknown to this function, return early.
26738 2007-02-15 Ian Lance Taylor <iant@google.com>
26740 * lower-subreg.c (move_eh_region_note): New static function.
26741 (resolve_simple_move): Call it.
26742 (decompose_multiword_subregs): Track blocks for which we resolve a
26743 simple move which is also a control flow insn. Pass them to
26744 find_many_sub_basic_blocks.
26745 (pass_lower_subreg): Add TODO_verify_flow.
26746 (pass_lower_subreg2): Likewise.
26748 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26749 Brooks Moses <brooks.moses@codesourcery.com>
26750 Lee Millward <lee.millward@codesourcery.com>
26752 * tree.h (enum tree_code_class): Add tcc_vl_exp.
26753 (VL_EXP_CLASS_P): New.
26754 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
26756 (TREE_OPERAND_CHECK_CODE): Likewise.
26757 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
26758 (TREE_RTL_OPERAND_CHECK): Likewise.
26759 (tree_operand_check_failed): Make second parameter the whole tree
26760 instead of its code. Fixed callers.
26761 (VL_EXP_CHECK): New.
26762 (TREE_OPERAND_LENGTH): New.
26763 (VL_EXP_OPERAND_LENGTH): New.
26764 (CALL_EXPR_FN): New.
26765 (CALL_EXPR_STATIC_CHAIN): New.
26766 (CALL_EXPR_ARGS): New.
26767 (CALL_EXPR_ARG): New.
26768 (call_expr_nargs): New.
26769 (CALL_EXPR_ARGP): New.
26770 (build_nt_call_list): Declare.
26771 (build_vl_exp_stat): Declare.
26772 (build_vl_exp): New.
26773 (build_call_list): Declare.
26774 (build_call_nary): Declare.
26775 (build_call_valist): Declare.
26776 (build_call_array): Declare.
26777 (call_expr_arg): Declare.
26778 (call_expr_argp): Declare.
26779 (call_expr_arglist): Declare.
26780 (fold_build_call_list): Declare.
26781 (fold_build_call_list_initializer): Declare.
26782 (fold_call_expr): Declare to replace fold_builtin.
26783 (fold_builtin_fputs): Update to agree with modified definition.
26784 (fold_builtin_strcpy): Likewise.
26785 (fold_builtin_strncpy): Likewise.
26786 (fold_builtin_memory_chk): Likewise.
26787 (fold_builtin_stxcpy_chk): Likewise.
26788 (fold_builtin_strncpy_chk): Likewise.
26789 (fold_builtin_next_arg): Likewise.
26790 (fold_build_call_expr): Declare.
26791 (fold_builtin_call_list): Declare.
26792 (fold_builtin_call_valist): Declare.
26793 (build_call_expr): Declare.
26794 (validate_arglist): Update to agree with modified definition.
26795 (tree_operand_length): New.
26796 (call_expr_arg_iterator): New.
26797 (init_call_expr_arg_iterator): New.
26798 (next_call_expr_arg): New.
26799 (first_call_expr_arg): New.
26800 (more_call_expr_args_p): New.
26801 (FOR_EACH_CALL_EXPR_ARG): New.
26803 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
26804 and tcc_gimple_stmt.
26805 (tree_code_size): Update documentation. Use sizeof (tree) rather
26806 than sizeof (char *).
26807 (tree_size): Likewise. Add case for tcc_vl_exp.
26808 (tree_node_structure): Add case for tcc_vl_exp.
26809 (contains_placeholder_p): Likewise.
26810 (substitute_in_expr): Likewise.
26811 (substitute_placeholder_in_expr): Likewise.
26812 (stabilize_reference_1): Likewise.
26813 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
26814 to diagnose breakage of this interface for constructing CALL_EXPRs.
26815 (build_nt): Add similar assertion here.
26816 (build_nt_call_list): New.
26817 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
26818 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
26820 (get_callee_fndecl): Use new CALL_EXPR accessors.
26821 (tree_operand_check_failed): Change parameters to pass entire node
26822 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
26823 (process_call_operands): New.
26824 (build_vl_exp_stat): New.
26825 (build_call_list): New.
26826 (build_call_nary): New.
26827 (build_call_valist): New.
26828 (build_call_array): New.
26829 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26830 (call_expr_arglist): New.
26832 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
26833 tcc_vl_exp instead of a fixed-size tcc_expression.
26835 * doc/c-tree.texi (CALL_EXPR): Document new representation and
26836 accessors for CALL_EXPRs.
26837 (AGGR_INIT_EXPR): Likewise.
26839 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26840 Brooks Moses <brooks.moses@codesourcery.com>
26841 Lee Millward <lee.millward@codesourcery.com>
26843 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
26844 (expand_builtin_nonlocal_goto): Change parameter to be entire
26845 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
26846 (expand_builtin_prefetch): Likewise.
26847 (expand_builtin_classify_type): Likewise.
26848 (mathfn_built_in): Return NULL_TREE instead of 0.
26849 (expand_errno_check): Use new CALL_EXPR accessors.
26850 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
26851 Return NULL_RTX instead of 0.
26852 (expand_builtin_mathfn_2): Likewise.
26853 (expand_builtin_mathfn_3): Likewise.
26854 (expand_builtin_interclass_mathfn): Likewise.
26855 (expand_builtin_sincos): Likewise.
26856 (expand_builtin_cexpi): Likewise.
26857 (expand_builtin_int_roundingfn): Likewise.
26858 (expand_builtin_int_roundingfn_2): Likewise.
26859 (expand_builtin_pow): Likewise.
26860 (expand_builtin_powi): Likewise.
26861 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
26862 of arglist, fixing callers appropriately. Use new CALL_EXPR
26863 accessors and constructors. Return NULL_RTX instead of 0.
26864 (expand_builtin_strstr): Likewise.
26865 (expand_builtin_strchr): Likewise.
26866 (expand_builtin_strrchr): Likewise.
26867 (expand_builtin_strpbrk): Likewise.
26868 (expand_builtin_memcpy): Likewise.
26869 (expand_builtin_mempcpy): Likewise.
26870 (expand_builtin_mempcpy_args): New.
26871 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
26872 (expand_builtin_memmove_args): New.
26873 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
26874 (expand_movstr): Likewise.
26875 (expand_builtin_strcpy): Likewise.
26876 (expand_builtin_strcpy_args): New.
26877 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
26878 (expand_builtin_strncpy): Likewise.
26879 (expand_builtin_memset): Likewise.
26880 (expand_builtin_memset_args): New.
26881 (expand_builtin_bzero): Similarly to expand_builtin_memset.
26882 (expand_builtin_memcmp): Likewise.
26883 (expand_builtin_strcmp): Likewise.
26884 (expand_builtin_strncmp): Likewise.
26885 (expand_builtin_strcat): Likewise.
26886 (expand_builtin_strncat): Likewise.
26887 (expand_builtin_strspn): Likewise.
26888 (expand_builtin_strcspn): Likewise.
26889 (expand_builtin_args_info): Likewise.
26890 (expand_builtin_va_start): Likewise.
26891 (gimplify_va_arg_expr): Likewise.
26892 (expand_builtin_va_end): Likewise.
26893 (expand_builtin_va_copy): Likewise.
26894 (expand_builtin_frame_address): Likewise.
26895 (expand_builtin_alloca): Likewise.
26896 (expand_builtin_bswap): Likewise.
26897 (expand_builtin_unop): Likewise.
26898 (expand_builtin_fputs): Likewise.
26899 (expand_builtin_expect): Likewise.
26900 (expand_builtin_fabs): Likewise.
26901 (expand_builtin_copysign): Likewise.
26902 (expand_builtin_printf): Likewise.
26903 (expand_builtin_fprintf): Likewise.
26904 (expand_builtin_sprintf): Likewise.
26905 (expand_builtin_init_trampoline): Likewise.
26906 (expand_builtin_signbit): Likewise.
26907 (expand_builtin_fork_or_exec): Likewise.
26908 (expand_builtin_sync_operation): Likewise.
26909 (expand_builtin_compare_and_swap): Likewise.
26910 (expand_builtin_lock_test_and_set): Likewise.
26911 (expand_builtin_lock_release): Likewise.
26912 (expand_builtin): Likewise.
26913 (builtin_mathfn_code): Likewise.
26915 (fold_builtin_constant_p): Pass call arguments individually instead
26916 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26917 accessors and constructors. Return NULL_TREE instead of 0.
26918 (fold_builtin_expect): Likewise.
26919 (fold_builtin_classify_type): Likewise.
26920 (fold_builtin_strlen): Likewise.
26921 (fold_builtin_nan): Likewise.
26922 (integer_valued_real_p): Likewise.
26923 (fold_trunc_transparent_mathfn): Likewise.
26924 (fold_fixed_mathfn): Likewise.
26925 (fold_builtin_cabs): Likewise.
26926 (fold_builtin_sqrt): Likewise.
26927 (fold_builtin_cbrt): Likewise.
26928 (fold_builtin_cos): Likewise.
26929 (fold_builtin_cosh): Likewise.
26930 (fold_builtin_tan): Likewise.
26931 (fold_builtin_sincos): Likewise.
26932 (fold_builtin_cexp): Likewise.
26933 (fold_builtin_trunc): Likewise.
26934 (fold_builtin_floor): Likewise.
26935 (fold_builtin_ceil): Likewise.
26936 (fold_builtin_round): Likewise.
26937 (fold_builtin_int_roundingfn): Likewise.
26938 (fold_builtin_bitop): Likewise.
26939 (fold_builtin_bswap): Likewise.
26940 (fold_builtin_logarithm): Likewise.
26941 (fold_builtin_hypot): Likewise.
26942 (fold_builtin_pow): Likewise.
26943 (fold_builtin_powi): Likewise.
26944 (fold_builtin_exponent): Likewise.
26945 (fold_builtin_memset): Likewise.
26946 (fold_builtin_bzero): Likewise.
26947 (fold_builtin_memory_op): Likewise.
26948 (fold_builtin_bcopy): Deleted; call site changed to invoke
26949 fold_builtin_memory_op directly.
26950 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
26951 (fold_builtin_strncpy): Likewise.
26952 (fold_builtin_memcmp): Likewise.
26953 (fold_builtin_strcmp): Likewise.
26954 (fold_builtin_strncmp): Likewise.
26955 (fold_builtin_signbit): Likewise.
26956 (fold_builtin_copysign): Likewise.
26957 (fold_builtin_isascii): Likewise.
26958 (fold_builtin_toascii): Likewise.
26959 (fold_builtin_isdigit): Likewise.
26960 (fold_builtin_fabs): Likewise.
26961 (fold_builtin_abs): Likewise.
26962 (fold_builtin_fmin_fmax): Likewise.
26963 (fold_builtin_carg): Likewise.
26964 (fold_builtin_classify): Likewise.
26965 (fold_builtin_unordered_cmp): Likewise.
26967 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
26968 New functions split out from fold_builtin_1.
26969 (fold_builtin_n): New.
26970 (fold_builtin_varargs): New.
26971 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
26973 (fold_call_expr): New.
26974 (build_function_call_expr): Rewrite to use new helper function.
26975 (fold_builtin_call_list): New.
26976 (build_call_expr): New.
26977 (fold_builtin_call_valist): New.
26978 (rewrite_call_expr): New.
26979 (validate_arg): New.
26980 (validate_arglist): Change parameter to be entire CALL_EXPR instead
26981 of an arglist. Change return type to bool. Use new CALL_EXPR
26984 (fold_builtin_strstr): Pass call arguments individually instead
26985 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26986 accessors and constructors. Return NULL_TREE instead of 0.
26987 (fold_builtin_strchr): Likewise.
26988 (fold_builtin_strrchr): Likewise.
26989 (fold_builtin_strpbrk): Likewise.
26990 (fold_builtin_strcat): Likewise.
26991 (fold_builtin_strncat): Likewise.
26992 (fold_builtin_strspn): Likewise.
26993 (fold_builtin_strcspn): Likewise.
26994 (fold_builtin_fputs): Likewise.
26995 (fold_builtin_next_arg): Likewise.
26996 (fold_builtin_sprintf): Likewise.
26998 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
26999 NULL_RTX instead of 0.
27000 (expand_builtin_memory_chk): Likewise.
27001 (maybe_emit_chk_warning): Likewise.
27002 (maybe_emit_sprintf_chk_warning): Likewise.
27004 (fold_builtin_object_size): Pass call arguments individually instead
27005 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27006 accessors and constructors. Return NULL_TREE instead of 0.
27007 (fold_builtin_memory_chk): Likewise.
27008 (fold_builtin_stxcpy_chk): Likewise.
27009 (fold_builtin_strncpy_chk): Likewise.
27010 (fold_builtin_strcat_chk): Likewise.
27011 (fold_builtin_strcat_chk): Likewise.
27012 (fold_builtin_strncat_chk): Likewise.
27013 (fold_builtin_sprintf_chk): Likewise.
27014 (fold_builtin_snprintf_chk): Likewise.
27015 (fold_builtin_printf): Likewise.
27016 (fold_builtin_vprintf): Likewise.
27018 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
27020 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
27021 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27022 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
27023 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
27024 (fold_unary): Likewise.
27025 (fold_binary): Likewise.
27026 (fold_ternary): Remove CALL_EXPR case, since they are no longer
27027 ternary expressions.
27028 (fold): Add logic for tcc_vl_exp.
27029 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
27030 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27031 (fold_build3_stat): Add assertion to flag broken interface for
27032 constructing CALL_EXPRs.
27033 (fold_build_call_list): New.
27034 (fold_build_call_list_initializer): New.
27035 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
27037 (fold_strip_sign_ops): Likewise.
27039 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27040 Brooks Moses <brooks.moses@codesourcery.com>
27041 Lee Millward <lee.millward@codesourcery.com>
27043 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
27044 accessors and dump arguments explicitly.
27046 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
27048 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
27050 (print_call_name): Use new CALL_EXPR accessors.
27052 * print-tree.c (print_node): Add case tcc_vl_exp. Print
27053 CALL_EXPR arguments explicitly instead of as a list. Use
27054 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27056 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
27057 (vrp_visit_stmt): Likewise.
27059 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
27060 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
27062 (force_move_till_expr): Likewise.
27064 * targhooks.c (default_external_stack_protect_fail): Use
27065 build_call_expr instead of build_function_call_expr.
27066 (default_hidden_stack_protect_fail): Likewise.
27068 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
27071 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
27072 and walk arguments explicitly.
27074 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
27075 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27076 (expand_simple_operations): Likewise.
27077 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
27079 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
27080 of TREE_CODE_LENGTH.
27081 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
27083 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
27084 instead of TREE_CODE_LENGTH.
27086 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
27087 (tree_ic_transform): Likewise.
27088 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
27089 parameter instead of arglist. Fix callers.
27090 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
27091 (tree_stringops_transform): Likewise.
27092 (tree_indirect_call_to_profile): Likewise.
27093 (tree_stringops_values_to_profile): Likewise.
27095 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
27096 (eliminate_tail_call): Likewise.
27098 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
27100 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
27101 Use TREE_OPERAND_LENGTH and generalize to handle any number of
27103 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
27105 * omp-low.c (build_omp_barrier): Use build_call_expr.
27106 (lower_rec_input_clauses): Likewise.
27107 (lower_reduction_clauses): Likewise.
27108 (expand_parallel_call): Likewise.
27109 (maybe_catch_exception): Likewise.
27110 (expand_omp_for_generic): Likewise.
27111 (expand_omp_for_static_nochunk): Likewise.
27112 (expand_omp_sections): Likewise.
27113 (lower_omp_single_simple): Likewise.
27114 (lower_omp_single_copy): Likewise.
27115 (lower_omp_master): Likewise.
27116 (lower_omp_ordered): Likewise.
27117 (lower_omp_critical): Likewise.
27119 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
27120 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
27122 * tree-gimple.c (is_gimple_call_addr): Fix doc.
27123 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
27124 TREE_CODE_LENGTH. Add tcc_vl_exp case.
27126 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
27127 and generalize to handle any number of operands.
27128 (chrec_contains_undetermined): Likewise.
27129 (tree_contains_chrecs): Likewise.
27130 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
27132 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
27134 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
27135 fold_call_expr instead of fold_builtin.
27136 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
27137 match declarations there.
27138 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
27141 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
27142 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27144 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
27145 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
27147 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
27150 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
27151 (execute_cse_sincos): Use new CALL_EXPR accessors.
27153 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
27155 * gimple-low.c (lower_function_body): Use build_call_expr.
27156 (lower_builtin_setjmp): Likewise.
27158 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
27159 (set_storage_via_libcall): Likewise.
27160 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
27161 instead of TREE_CODE_LENGTH.
27162 (expand_expr_real_1): Use new CALL_EXPR accessors.
27164 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
27165 generalize to handle any number of operands.
27166 (TB_parent_eq): Likewise.
27168 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
27169 (strip_builtin_expect): Likewise.
27171 * function.c (gimplify_parameters): Use build_call_expr.
27173 * tree-vectorizer.c (vect_is_simple_reduction): Use
27174 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27176 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
27177 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
27179 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
27182 * gimplify.c (build_stack_save_restore): Use build_call_expr.
27183 (gimplify_decl_expr): Likewise.
27184 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
27185 Use new CALL_EXPR iterators.
27186 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
27187 (gimplify_modify_expr_to_memset): Likewise.
27188 (gimplify_variable_sized_compare): Likewise.
27189 (gimplify_omp_atomic_fetch_op): Likewise.
27190 (gimplify_omp_atomic_pipeline): Likewise.
27191 (gimplify_omp_atomic_mutex): Likewise.
27192 (gimplify_function_tree): Likewise.
27194 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
27195 (call_expr_flags): Likewise.
27196 (expand_call): Likewise.
27198 * except.c (expand_builtin_eh_return_data_regno): Pass entire
27199 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27202 * coverage.c (create_coverage): Use build_call_expr.
27204 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
27205 (temp_call_expr_obstack): New.
27206 (pool_copy_list): Delete.
27207 (temp_copy_call_expr): New.
27208 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
27209 CALL_EXPR accessors. Get rid of special goo for copying argument
27210 lists and use temp_copy_call_expr instead.
27211 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
27212 CALL_EXPR accessors.
27213 (create_expression_by_pieces): Likewise. Use build_call_array
27214 to construct the result instead of fold_build3.
27215 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
27216 dealing with argument lists.
27217 (init_pre): Remove references to expression_node_pool and
27218 list_node_pool. Init temp_call_expr_obstack instead.
27219 (fini_pre): Remove references to expression_node_pool and
27222 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
27223 and walk arguments explicitly instead of as a list.
27225 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
27226 (mx_register_decls): Likewise.
27227 (mudflap_register_call): Likewise.
27228 (mudflap_finish_file): Likewise.
27230 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
27231 (ipa_callsite_compute_param): Likewise.
27233 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
27234 accessors and constructor.
27236 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
27237 accessors and constructor.
27238 (convert_tramp_reference): Likewise.
27239 (convert_call_expr): Likewise.
27240 (finalize_nesting_tree_1): Likewise.
27242 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
27245 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
27247 * tree-inline.c (initialize_inlined_parameters): Pass entire
27248 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27250 (estimate_num_insns_1): Use new CALL_EXPR accessors.
27251 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
27253 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
27254 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27255 (vectorizable_reduction): Likewise.
27256 (vectorizable_call): Use new CALL_EXPR iterators.
27257 (vectorizable_conversion): Use build_call_expr.
27258 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
27259 (vect_gen_widened_results_half): Use build_call_expr.
27260 (vect_setup_realignment): Likewise.
27261 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
27263 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
27264 (pass_through_call): Likewise.
27265 (compute_object_sizes): Likewise. Use fold_call_expr instead of
27268 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
27269 (tree_gen_pow2_profiler): Likewise.
27270 (tree_gen_one_value_profiler): Likewise.
27271 (tree_gen_ic_func_profiler): Likewise.
27272 (tree_gen_average_profiler): Likewise.
27273 (tree_gen_ior_profiler): Likewise.
27275 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
27276 (find_func_aliases): Use new CALL_EXPR accessors. Add case
27277 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27279 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
27280 of TREE_CODE_LENGTH.
27282 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
27283 of TREE_CODE_LENGTH.
27285 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
27287 (convert_to_integer): Likewise.
27289 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
27292 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27293 Brooks Moses <brooks.moses@codesourcery.com>
27294 Lee Millward <lee.millward@codesourcery.com>
27296 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
27298 * config/frv/frv.c (frv_expand_builtin): Likewise.
27299 * config/s390/s390.c (s390_expand_builtin): Likewise.
27301 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
27302 (sparc_expand_builtin): Use new CALL_EXPR accessors.
27304 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
27305 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
27306 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
27307 (ix86_expand_store_builtin): Likewise.
27308 (ix86_expand_unop_builtin): Likewise.
27309 (ix86_expand_unop1_builtin): Likewise.
27310 (ix86_expand_sse_compare): Likewise.
27311 (ix86_expand_sse_comi): Likewise.
27312 (ix86_expand_vec_init_builtin): Likewise.
27313 (ix86_expand_vec_ext_builtin): Likewise.
27314 (ix86_expand_vec_set_builtin): Likewise.
27315 (ix86_expand_builtin): Use new CALL_EXPR accessors.
27317 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
27318 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
27320 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
27321 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27322 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
27324 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
27326 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
27327 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
27328 arglist. Use new CALL_EXPR accessors. Fix callers.
27329 (altivec_expand_abs_builtin): Likewise.
27330 (rs6000_expand_binop_builtin): Likewise.
27331 (altivec_expand_predicate_builtin): Likewise.
27332 (altivec_expand_lv_builtin): Likewise.
27333 (spe_expand_stv_builtin): Likewise.
27334 (altivec_expand_stv_builtin): Likewise.
27335 (rs6000_expand_ternop_builtin): Likewise.
27336 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
27337 (altivec_expand_st_builtin): Likewise.
27338 (altivec_expand_dst_builtin): Likewise.
27339 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
27340 arglist. Use new CALL_EXPR accessors. Fix callers.
27341 (altivec_expand_vec_set_builtin): Likewise.
27342 (altivec_expand_vec_ext_builtin): Likewise.
27343 (altivec_expand_builtin): Use new CALL_EXPR accessors.
27344 (spe_expand_builtin): Likewise.
27345 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
27346 arglist. Use new CALL_EXPR accessors. Fix callers.
27347 (spe_expand_evsel_builtin): Likewise.
27348 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
27349 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
27351 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
27352 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27353 (arm_expand_unop_builtin): Likewise.
27354 (arm_expand_builtin): Use new CALL_EXPR accessors.
27356 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
27359 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
27360 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
27362 (bfin_expand_unop_builtin): Likewise.
27363 (bfin_expand_builtin): Use new CALL_EXPR accessors.
27365 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27366 Brooks Moses <brooks.moses@codesourcery.com>
27367 Lee Millward <lee.millward@codesourcery.com>
27369 * c-semantics.c (build_stmt): Add internal diagnostic check.
27371 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
27372 accessors. Print arguments explicitly instead of as a list.
27374 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
27376 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
27377 (c_finish_omp_flish): Likewise.
27379 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
27380 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
27381 instead of TREE_CODE_LENGTH.
27382 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
27383 (c_warn_unused_result): Likewise.
27385 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27388 * doc/invoke.texi (Warning Options): Remove
27389 -Werror-implicit-function-declaration.
27390 (Wimplicit-function-declaration): Update description.
27391 * opts.c (common_handle_option): Move handling of -Werror=* to...
27392 (enable_warning_as_error): ...here.
27393 * opts.h (enable_warning_as_error): Declare.
27394 * c-decl.c (implicit_decl_warning): Unless
27395 -Wno-implicit-function-declaration is given, emit a pedwarn if
27396 -std=c99 or emit a warning if -Wimplicit-function-declaration.
27397 * c.opt (Wimplicit-function-declaration): Replace
27398 mesg_implicit_function_declaration with
27399 warn_implicit_function_declaration.
27400 * c-opts.c (c_common_handle_option):
27401 -Werror-implicit-function-declaration is exactly equal as
27402 -Werror=implicit-function-declaration.
27403 (set_Wimplicit): Replace mesg_implicit_function_declaration with
27404 warn_implicit_function_declaration.
27405 (c_common_post_options): -Wimplict-function-declaration is enabled
27406 by default by -std=c99, otherwise is disabled by default.
27407 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
27409 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27411 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
27412 DECL on the rhs to a DECL on the lhs for debug info purposes if the
27413 former is ignored but not the latter.
27415 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27417 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
27418 is made and the reference doesn't use the alias set of its type,
27419 do not create the temporary using that type.
27421 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
27423 * jump.c: Remove prototypes for delete_computation and
27424 delete_prior_computation.
27426 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27428 * jump.c (get_label_after): Delete.
27429 (get_label_before, delete_computation, delete_jump,
27430 delete_prior_computation, follow_jumps): Move...
27431 * reorg.c (delete_computation, delete_prior_computation): ... here...
27432 (get_label_before, delete_jump): ... making these static ...
27433 (follow_jumps): ... and simplifying this since it only runs after
27435 * rtl.h (get_label_after, get_label_before, delete_jump,
27436 follow_jumps): Delete prototypes.
27438 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27440 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
27442 2007-02-15 Nick Clifton <nickc@redhat.com>
27444 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
27445 order to prevent it from being munged by the target.
27447 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
27449 * config/i386/i386.md: Remove misleading comment.
27451 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27453 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
27454 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
27457 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27459 * tree-sra.c (instantiate_missing_elements): Canonicalize
27461 (sra_build_assignment): New.
27462 (generate_copy_inout, generate_element_copy,
27463 generate_element_zero, generate_one_element_init): Use it.
27465 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27467 * tree-sra.c (instantiate_missing_elements): Canonicalize
27469 (sra_build_assignment): New.
27470 (generate_copy_inout, generate_element_copy,
27471 generate_element_zero, generate_one_element_init): Use it.
27473 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27475 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
27478 2007-02-14 Joseph Myers <joseph@codesourcery.com>
27480 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
27481 types as aggregates not scalars.
27482 * function.c (assign_stack_temp_for_type): Likewise.
27484 2007-02-14 Roger Sayle <roger@eyesopen.com>
27485 Zdenek Dvorak <dvorakz@suse.cz>
27487 * tree-dump.c (dump_switch_p_1): Require exact match of the option
27490 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
27492 * passes.c (next_pass_1): Clear the next field of the copied
27495 2007-02-14 Richard Henderson <rth@redhat.com>
27497 * tree-sra.c (early_sra): New.
27498 (decl_can_be_decomposed_p): Deny va_list if early_sra.
27499 (tree_sra_early, pass_sra_early): New.
27500 * tree-pass.h (pass_sra_early): Declare.
27501 * passes.c (init_optimization_passes): Use it.
27503 2007-02-14 Richard Guenther <rguenther@suse.de>
27505 * flags.h (issue_strict_overflow_warning): Convert to a macro.
27507 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
27509 PR tree-optimization/30771
27510 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
27512 (vect_analyze_operations): Induction phis can now be marked as
27514 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
27515 Update documentation accordingly.
27517 2007-02-14 Nick Clifton <nickc@redhat.com>
27519 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
27520 most 3 arguments are supported.
27521 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
27523 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
27525 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
27526 Ensure dst->current is valid.
27528 2007-02-13 Paul Brook <paul@codesourcery.com>
27530 * config.gcc: Add arm*-*-uclinux-*eabi.
27531 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
27532 (SUBTARGET_EXTRA_LINK_SPEC): Define.
27533 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
27534 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
27535 (LINK_SPEC): Define.
27536 (LIB_SPEC): Define.
27537 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
27539 * config/arm/uclinux-eabi.h: New file.
27540 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
27541 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
27544 2007-02-13 Ian Lance Taylor <iant@google.com>
27546 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
27547 * flags.h (warn_strict_overflow): Declare.
27548 (enum warn_strict_overflow_code): Define.
27549 (issue_strict_overflow_warning): New static inline function.
27550 * opts.c (warn_strict_overflow): New variable.
27551 (common_handle_option): Handle OPT_Wstrict_overflow and
27552 OPT_Wstrict_overflow_.
27553 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
27555 * fold-const.c: Include intl.h.
27556 (fold_deferring_overflow_warnings): New static variable.
27557 (fold_deferred_overflow_warning): New static variable.
27558 (fold_deferred_overflow_code): New static variable.
27559 (fold_defer_overflow_warnings): New function.
27560 (fold_undefer_overflow_warnings): New function.
27561 (fold_undefer_and_ignore_overflow_warnings): New function.
27562 (fold_deferring_overflow_warnings_p): New function.
27563 (fold_overflow_warning): New static function.
27564 (make_range): Add strict_overflow_p parameter. Change all
27566 (extract_muldiv, extract_muldiv_1): Likewise.
27567 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
27568 tree_expr_nonnegative_p.
27569 (fold_negate_expr): Call fold_overflow_warning.
27570 (fold_range_test): Likewise.
27571 (fold_comparison): Likewise.
27572 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
27573 instead of tree_expr_nonnegative_p.
27574 (tree_expr_nonnegative_warnv_p): Rename from
27575 tree_expr_nonnegative_p, add strict_overflow_p parameter.
27576 (tree_expr_nonnegative_p): New function.
27577 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
27578 strict_overflow_p parameter.
27579 (tree_expr_nonzero_p): New function.
27580 * passes.c (verify_interpass_invariants): New static function.
27581 (execute_one_pass): Call it.
27582 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
27584 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
27585 (estimate_numbers_of_iterations): Likewise.
27586 (scev_probably_wraps_p): Likewise.
27587 * tree-ssa-ccp.c: Include "toplev.h".
27588 (evaluate_stmt): Defer fold overflow warnings until we know we are
27590 (struct fold_stmt_r_data): Add stmt field.
27591 (fold_stmt_r): Defer fold overflow warnings until we know we
27593 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
27594 (fold_stmt_inplace): Likewise.
27595 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
27596 (cleanup_control_expr_graph): Defer fold overflow warnings until
27597 we know we are going to optimize.
27598 * tree-cfg.c (fold_cond_expr_cond): Likewise.
27599 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
27601 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
27602 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
27603 * tree-ssa-loop-manip.c (create_iv): Likewise.
27604 * c-typeck.c (build_conditional_expr): Likewise.
27605 (build_binary_op): Likewise.
27606 * tree-vrp.c (vrp_expr_computes_nonzero): Call
27607 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
27608 (extract_range_from_unary_expr): Likewise.
27609 * simplify-rtx.c (simplify_const_relational_operation): Warn when
27610 assuming that signed overflow does not occur.
27611 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
27612 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
27613 (fold_defer_overflow_warnings): Declare.
27614 (fold_undefer_overflow_warnings): Declare.
27615 (fold_undefer_and_ignore_overflow_warnings): Declare.
27616 (fold_deferring_overflow_warnings_p): Declare.
27617 (tree_expr_nonzero_warnv_p): Declare.
27618 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
27619 of warning options.
27620 (Warning Options): Document -Wstrict-overflow.
27621 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
27622 (tree-ssa-ccp.o): Likewise.
27623 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
27624 (fold-const.o): Depend on intl.h.
27626 2007-02-13 Ian Lance Taylor <iant@google.com>
27628 PR middle-end/30751
27629 * lower-subreg.c (resolve_simple_move): Decompose subregs in
27632 2007-02-13 Stuart Hastings <stuart@apple.com>
27634 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
27636 2007-02-13 Richard Henderson <rth@redhat.com>
27638 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
27639 handled_component_p before looking for the indirect_ref.
27641 2007-02-13 Richard Henderson <rth@redhat.com>
27643 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
27644 remove flags clobber.
27645 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
27646 (bswaphi_lowpart): New.
27647 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
27648 remove TARGET_BSWAP test. Delete expander of the same name.
27650 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
27651 (expand_unop): Use them.
27653 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
27655 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
27656 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
27657 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
27658 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
27659 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
27660 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
27661 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
27662 assembler dialect choice from asm templates.
27664 2007-02-12 Richard Henderson <rth@redhat.com>
27666 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
27667 (fixuns_trunc<SSEMODEF>si2): Use it.
27668 * config/i386/sse.md (vec_setv4sf_0): Export.
27669 * config/i386/i386.c (ix86_build_const_vector): Export.
27670 (ix86_split_convert_uns_si_sse): Rename from
27671 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
27672 * config/i386/i386-protos.h: Update.
27674 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27677 * c-typeck.c (c_finish_return): Improve warning message.
27679 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27681 * alias.c (find_symbolic_term): Delete unused function.
27683 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
27685 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
27686 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
27687 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
27689 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27691 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
27692 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
27693 the function, temporarily point the debug interface to the null one.
27695 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27697 * dwarf2out.c (round_up_to_align): New static function.
27698 (field_byte_offset): Use it to round the offset.
27700 2007-02-12 Richard Henderson <rth@redhat.com>
27702 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
27703 (inswl_const): Export.
27705 2007-02-12 Richard Henderson <rth@redhat.com>
27707 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
27708 result mode of the libcall, convert back to outmode.
27710 2007-02-12 Roger Sayle <roger@eyesopen.com>
27712 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
27713 (bswapdi2): New define_expand to implement 32-bit implementation.
27715 2007-02-12 Nick Clifton <nickc@redhat.com>
27717 * doc/invoke.texi (Overall Options): Document --help=.
27718 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
27719 (cc1_options): Pass --help= on to cc1.
27720 (display_help): Add description of --help=.
27721 (process_command): Add code to handle --help=. Allow translated
27722 --help and --target-help switches to be passed on to compiler
27724 (main): Remove unused if statement.
27725 * opts.c (columns): Remove.
27726 (LEFT_COLUMN): Define.
27727 (wrap_help): Add columns argument.
27728 (print_filtered_help): Change parameters to be an include bitmask,
27729 an exclude bitmask, an any bitmask and the column width. Move the
27730 code to display the params list here. Add code to display the
27731 status of options rather than their descriptions if the quiet flag
27733 (print_specific_help): Change parameters to be an include bitmask,
27734 an exclude bitmask and an any bitmask. Move code to look up the
27735 column width here. Decide upon the title for an options listing.
27736 (common_handle_options): Add code to handle --help=. Adapt code
27737 for --help and --target-help to use the revised form of the
27738 print_specific_help function.
27739 (print_help): Delete.
27740 (print_param_help): Delete.
27741 (print_switch): Delete.
27742 * opts.h (cl_lang_count): Add prototype.
27743 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
27744 CL_MAX_OPTION_CLASS): New defines.
27745 * optc-gen.awk: Add construction of cl_lang_count.
27746 * c.opt: Add Warning attribute to warning options and Optimization
27747 attribute to optimization options.
27748 * common.opt: Likewise.
27750 Add -fhelp and -ftarget-help as aliases for the transformed --help
27751 and --target-help options.
27752 * opt-functions.awk: Add code to handle Warning and Optimization
27755 2007-02-12 Richard Henderson <rth@redhat.com>
27757 * config/alpha/constraints.md: New file.
27758 * config/alpha/alpha.c: Include tm-constrs.h.
27759 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
27760 alpha_extra_constraint): Remove.
27761 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
27762 * config/alpha/alpha-protos.h: Update.
27763 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
27764 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
27765 (EXTRA_CONSTRAINT): Remove.
27766 * config/alpha/alpha.md: Include constraints.md.
27767 (adddi splitter): Use satisfies_constraint_*.
27768 * config/alpha/predicates.md (add_operand): Likewise.
27769 (sext_add_operand, addition_operation): Likewise.
27771 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
27773 PR tree-optimization/29145
27774 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
27775 in our handling of restrict qualified pointers.
27777 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27780 * doc/invoke.texi (Wunused-value): Update description.
27781 (Wextra): Delete item.
27782 * opts.c (set_Wextra): Don't use the value of Wextra to set the
27783 value of Wunused-value.
27784 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
27785 (c_finish_stmt_expr): Don't check extra_warnings.
27786 (emit_side_effect_warnings): The caller is responsible to check
27789 2007-02-11 Roger Sayle <roger@eyesopen.com>
27790 Matt Thomas <matt@3am-software.com>
27792 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
27794 2007-02-11 Roger Sayle <roger@eyesopen.com>
27796 * simplify-rtx.c (simplify_relational_operation_1): Optimize
27797 comparisons of POPCOUNT against zero.
27798 (simplify_const_relational_operation): Likewise.
27800 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27802 * doc/invoke.texi (Wextra): Delete outdated paragraph.
27804 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27806 * dwarf2out.c (root_type): Delete unused function.
27808 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27810 * genattrtab.c (contained_in_p): Delete unused function.
27811 (write_expr_attr_cache): Likewise.
27813 2007-02-11 Jan Hubicka <jh@suse.cz>
27815 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
27818 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
27820 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
27821 to add the REG_EQ* note.
27822 * see.c (see_merge_one_use_extension): Likewise.
27823 * local-alloc.c (update_equiv_regs): Likewise. Also don't
27824 turn REG_EQUAL notes into REG_EQUIV notes if the target
27825 register may have more than one set.
27826 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
27827 * gcse.c (try_replace_reg): Likewise.
27828 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
27829 * calls.c (fixup_tail_calls): Likewise. Abort if there is
27830 more than one REG_EQUIV note.
27831 * reload1.c (gen_reload): Use set_unique_reg_note.
27833 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
27835 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
27836 (ix86_builtin_conversion): New function.
27838 2007-02-06 Mark Mitchell <mark@codesourcery.com>
27841 * tree.h (DECL_REPLACEABLE_P): New macro.
27842 * except.c (set_nothrow_function_flags): Likewise.
27844 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
27845 Ira Rosen <irar@il.ibm.com>
27846 Dorit Nuzman <dorit@il.ibm.com>
27848 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
27849 * targhooks.c (default_builtin_vectorized_conversion): New.
27850 * targhooks.h (default_builtin_vectorized_function): New declaration.
27851 * target.h (struct vectorize): Add builtin_conversion field.
27852 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
27853 stmt_vec_info_type value.
27854 (vectorizable_conversion): New declaration.
27855 * tree-vect-analyze.c (vect_analyze_operations): Add
27856 vectorizable_conversion call.
27857 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
27858 * tree-vect-transform.c (vectorizable_conversion): New function.
27859 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
27860 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
27862 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
27863 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
27864 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
27865 or ALTIVEC_BUILTIN_VCFSX.
27867 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27870 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
27871 CONST_DOUBLE and operand 0 is a hard register.
27872 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
27873 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
27874 is a hard floating-point register.
27876 2007-02-10 Richard Henderson <rth@redhat.com>
27877 Jakub Jelinek <jakub@redhat.com>
27878 Alexandre Oliva <aoliva@redhat.com>
27880 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
27881 * builtin-types.def (BT_WORD): Make unsigned.
27882 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
27883 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
27884 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
27885 * c-decl.c (grokdeclarator): Don't error if !have_tls.
27886 * c-parser.c (c_parser_omp_threadprivate): Likewise.
27887 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
27889 * expr.c (emutls_var_address): New.
27890 (expand_expr_real_1): Expand emulated tls.
27891 (expand_expr_addr_expr_1): Likewise.
27892 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
27893 * output.h (emutls_finish): Declare.
27894 * toplev.c (compile_file): Call it.
27895 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
27896 address before wrapping in CONST.
27897 * varasm.c (emutls_htab, emutls_object_type): New.
27898 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
27899 (get_emutls_object_name, get_emutls_object_type): New.
27900 (get_emutls_init_templ_addr, emutls_decl): New.
27901 (emutls_common_1, emutls_finish): New.
27902 (assemble_variable): When emulating tls, swap decls; generate
27903 constructor for the emutls objects.
27904 (do_assemble_alias): When emulating tls, swap decl and target name.
27905 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
27907 * varpool.c (decide_is_variable_needed): Look at force_output.
27908 Recurse for emulated tls.
27909 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
27910 with decide_is_variable_needed.
27911 * emutls.c: New file.
27912 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
27913 tls_object for real tls.
27915 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
27917 PR rtl-optimization/29599
27918 * reload1.c (eliminate_regs_in_insn): Take the destination
27919 mode into account when computing the offset.
27921 2007-02-09 Stuart Hastings <stuart@apple.com>
27922 Richard Henderson <rth@redhat.com>
27924 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27925 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27926 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
27927 fixuns_truncdfhi2): New.
27928 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
27929 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
27930 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
27931 (floatunssidf2): Allow nonimmediate source.
27932 * config/i386/sse.md (movdi_to_sse): New.
27933 (vec_concatv2di): Drop '*'.
27934 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
27935 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27936 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
27938 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
27939 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27940 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
27941 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
27942 (ix86_build_signbit_mask): Fix decl of v, refactor to call
27943 ix86_build_const_vector.
27944 (x86_emit_floatuns): Rewrite.
27946 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27948 * genautomata.c (longest_path_length): Delete unused function.
27949 (struct state): Delete unused longest_path_length.
27950 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
27951 (get_free_state): Delete unused.
27953 2007-02-09 Jan Hubicka <jh@suse.cz>
27955 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
27956 * doc/invoke.texi (inline-unit-growth): Update default value.
27958 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
27959 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
27960 (rebuild_cgraph_edges): Likewise.
27961 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
27962 (dump_cgraph_node): Dump frequencies.
27963 (cgraph_clone_edge): Add frequency scales.
27964 (cgraph_clone_node): Add freuqnecy.
27965 * cgraph.h (cgraph_edge): Add freuqnecy argument.
27966 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
27967 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
27968 * tree-pass.h (TODO_rebuild_frequencies): New constant.
27969 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
27970 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
27971 (save_inline_function_body): Likewise.
27972 * ipa-inline.c: inluce rtl.h
27973 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
27974 (cgraph_edge_badness): Use frequencies.
27975 (cgraph_decide_recursive_inlining): Update clonning.
27976 (cgraph_decide_inlining_of_small_function): Dump frequency.
27977 * predict.c (estimate_bb_frequencies): Export.
27978 * predict.h (estimate_bb_frequencies): Declare.
27979 * tree-inline.c (copy_bb): Watch overflows.
27980 (expand_call_inline): Update call of cgraph_create_edge.
27981 (optimize_inline_calls): Use TODO flags to update frequnecies.
27982 * passes.h: Include predict.h
27983 (init_optimization_passes): Move profile ahead.
27984 (execute_function_todo): Handle TODO_rebuild_frequencies.
27986 2007-02-09 Roger Sayle <roger@eyesopen.com>
27988 * config/alpha/alpha.c (emit_insxl): Force the first operand of
27989 the insbl or inswl pattern into a register.
27991 2007-02-09 Roger Sayle <roger@eyesopen.com>
27993 * config/ia64/ia64.md (bswapdi2): New define_insn.
27995 2007-02-09 Richard Henderson <rth@redhat.com>
27997 * config/i386/constraints.md (Ym): New constraint.
27998 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
27999 (movdi_1_rex64): Split sse and xmm general register moves from
28000 memory move alternatives. Use conditional register constraints.
28001 (movsf_1, movdf_integer): Likewise.
28002 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
28003 (movdf_integer_rex64): New.
28004 (pushsf_rex64): Fix output constraints.
28005 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
28006 (sse2_stored): Likewise.
28007 (sse2_storeq_rex64): New.
28008 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
28009 amd and not generic.
28010 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
28011 for optimize_size. Remove SF/DFmode hack.
28013 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
28015 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
28018 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
28019 Richard Sandiford <richard@codesourcery.com>
28021 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
28022 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
28023 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
28024 m68k/t-mlib to tmake_file.
28025 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
28026 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
28027 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
28028 Allow it to be cf or m68k. Set m68k_arch_family. If that
28029 variable is not empty, add t-$m68k_arch_family to tmake_file.
28030 Add t-mlibs to tmake_file.
28031 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
28032 * config/m68k/t-cf: New file.
28033 * config/m68k/t-m68k: Likewise.
28034 * config/m68k/t-mlibs: Likewise.
28035 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28036 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28037 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28038 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28039 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
28041 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
28042 (INSTALL_LIBGCC): Delete.
28043 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28044 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28045 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28046 (M68K_MLIB_CPU): Define.
28047 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28048 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28049 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
28051 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
28052 Richard Guenther <rguenther@suse.de>
28054 PR middle-end/23361
28055 * fold-const.c (fold_comparison): Handle obfuscated comparisons
28056 against INT_MIN/INT_MAX.
28057 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
28058 file if a loop is removed.
28060 2007-02-09 Joseph Myers <joseph@codesourcery.com>
28062 * calls.c (store_one_arg): Pass correct alignment to
28063 emit_push_insn for non-BLKmode values.
28064 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
28065 unaligned stack slot via a suitably aligned slot.
28067 2007-02-08 DJ Delorie <dj@redhat.com>
28069 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
28071 (legal_subregs): Use unsigned char, make const.
28072 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
28074 2007-02-08 Paul Brook <paul@codesourcery.com>
28076 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
28077 special interworking needed.
28079 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
28081 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
28082 conditional to __SSE2__.
28083 (Entries below should have been added to first ChangeLog
28084 entry for amdfam10 dated 2007-02-05)
28085 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
28087 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
28089 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
28092 2007-02-08 DJ Delorie <dj@redhat.com>
28094 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
28095 * config/m32c/m32c.c (legal_subregs): New.
28096 (m32c_illegal_subreg_p): New.
28097 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
28098 unsupported subregs of hard regs.
28100 2007-02-08 Jan Hubicka <jh@suse.cz>
28102 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
28103 the same one; always update histograms.
28105 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28107 * passes.c (init_optimization_passes): Tidy comment.
28109 2007-02-08 Roger Sayle <roger@eyesopen.com>
28111 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
28112 strip zero_extend, bswap and rotates from POCOUNT's argument.
28113 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
28114 zero_extend and rotates from PARITY's argument.
28115 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
28116 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
28117 of an integer constant at compile-time.
28119 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28122 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
28124 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
28127 * tree-ssa-live.c (remove_unused_locals): Do not remove
28128 TREE_ADDRESSABLE variables.
28129 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
28130 * tree-ssa-operands.c (add_virtual_operand): Remove argument
28131 FOR_CLOBBER. Update all users.
28132 If VAR has an associated alias set, add a virtual operand for
28133 it if no alias is found to conflict with the memory reference.
28135 2007-02-07 Jan Hubicka <jh@suse.cz>
28136 Robert Kidd <rkidd@crhc.uiuc.edu>
28138 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
28140 2007-02-07 Ian Lance Taylor <iant@google.com>
28142 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
28144 2007-02-07 Roger Sayle <roger@eyesopen.com>
28146 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
28147 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
28148 tablejumpdi, movsi_to_cr_one): Remove constraints from
28149 define_expand's match_operands.
28151 2007-02-07 Roger Sayle <roger@eyesopen.com>
28153 * global.c (compute_regsets): Move declatation of "i" inside of
28154 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
28156 2007-02-07 Jakub Jelinek <jakub@redhat.com>
28159 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
28160 of INDIRECT_REF <RESULT_DECL>.
28162 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
28164 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
28165 Kaz Kojima <kkojima@gcc.gnu.org>
28168 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
28170 (sh_initialize_trampoline): Add parentheses to avoid a warning.
28172 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
28174 * doc/loop.texi: Document possibility not to perform disambiguation
28175 of loops with multiple latches.
28176 * cfgloopmanip.c (alp_enum_p): Removed.
28177 (add_loop): Handle subloops. Use get_loop_body_with_size.
28178 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
28179 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
28180 the new forwarder block.
28181 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
28182 Handle the case latch is NULL.
28183 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
28184 modifications when marking loop exits.
28185 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
28187 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
28188 disambiguate_loops_with_multiple_latches.
28189 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
28190 before fix_loop_structure.
28191 * cfgloop.c: Include pointer-set.h and output.h.
28192 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
28193 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
28194 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
28195 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
28196 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
28197 disambiguate_multiple_latches, get_loop_body_with_size,
28198 disambiguate_loops_with_multiple_latches): New functions.
28199 (flow_loop_dump): Dump multiple latch edges.
28200 (flow_loop_nodes_find): Handle loops with multiple latches.
28201 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
28202 (glb_enum_p): Modified.
28203 (get_loop_body): Use get_loop_body_with_size.
28204 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
28205 (AVOID_CFG_MODIFICATIONS): New constant.
28206 (disambiguate_loops_with_multiple_latches, add_loop,
28207 get_loop_body_with_size): Declare.
28208 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
28210 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
28212 PR inline-asm/28686
28213 * global.c (compute_regsets): New function.
28214 (global_alloc): Refactored ELIMINABLE_REGSET
28215 and NO_GLOBAL_ALLOC_REGS computation out.
28216 (rest_of_handle_global_alloc): Call compute_regsets()
28217 for non-optimizing case.
28219 2007-02-06 Richard Henderson <rth@redhat.com>
28221 * config/i386/constraints.md (Y2): Rename from Y.
28222 (Yi): New constraint.
28223 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
28224 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
28225 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
28226 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
28227 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
28228 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
28229 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
28230 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
28231 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
28232 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
28233 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
28234 vec_extractv2si_1): Change Y constraints to Y2.
28235 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
28236 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
28237 Change Y constraints to Y2.
28238 (sse2_loadld): Change Y constraints to x.
28240 2007-02-06 Roger Sayle <roger@eyesopen.com>
28242 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
28243 (parity<mode>2): New define_expand using rs6000_emit_parity.
28244 * config/rs6000/rs6000.c (rs6000_emit_popcount,
28245 rs6000_emit_parity): New functions.
28246 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
28247 rs6000_emit_parity): Prototype here.
28249 2007-02-06 Ian Lance Taylor <iant@google.com>
28251 * lower-subreg.c (simple_move_operand): Reject CONST.
28252 (resolve_clobber): Call validate_change rather than directly
28253 assigning to XEXP (pat, 0).
28255 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28257 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
28258 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
28259 (tree-cfg.o): Remove hashtab.h dependency.
28261 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
28262 (struct ivopts_data): Change niters to pointer_map_t.
28263 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
28264 (niter_for_exit): Create pointer_map on demand. Change for
28266 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
28267 (free_loop_data): Destroy data->niters if created and reset field.
28268 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
28269 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
28271 * tree-ssa-reassoc.c: Include pointer-set.h.
28272 (bb_rank): Change to long *.
28273 (operand_rank): Change to pointer_map_t.
28274 (find_operand_rank): Return long, -1 if not found. Declare as inline.
28275 (insert_operand_rank): Accept long.
28276 (operand_entry_hash, operand_entry_eq): Remove.
28277 (get_rank): Return long. Adjust for changes above.
28278 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
28280 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
28282 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
28283 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
28284 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
28286 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
28287 directly since it cannot be NULL.
28288 (get_vi_for_tree): Rewrite for pointer_map API.
28289 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
28290 (init_alias_vars): Create vi_for_tree as pointer_map.
28291 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
28293 * tree-cfg.c: Don't include hashtab.h.
28294 (edge_to_cases): Declare as pointer_map.
28295 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
28297 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
28298 (start_recording_case_labels): Create edge_to_cases as pointer_map.
28299 (end_recoding_case_labels): Cleanup edge_to_cases manually before
28301 (record_switch_edge): Delete.
28302 (get_cases_for_edge): Adjust for pointer_map API, inline
28303 record_switch_edge (rewritten for new API), remove goto.
28305 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28307 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
28308 * tree-nested.c: Include pointer-set.h.
28309 (var_map_elt, var_map_eq, var_map_hash): Delete.
28310 (struct nesting_info): Remove GTY marker. Change the two htab_t's
28311 to pointer_map_t's.
28312 (nesting_info_bitmap_obstack): New.
28313 (lookup_field_for_decl): Adjust for pointer_map API.
28314 (lookup_tramp_for_decl): Adjust for pointer_map API.
28315 (get_nonlocal_debug_decl): Adjust for pointer_map API.
28316 (get_local_debug_decl): Adjust for pointer_map API.
28317 (convert_nl_goto_reference): Adjust for pointer_map API.
28318 (convert_nl_goto_receiver): Adjust for pointer_map API.
28319 (create_nesting_tree): Create outside GGC space. Create bitmap on
28320 the new obstack. Create field_map and var_map as pointer_maps.
28321 (free_nesting_tree): Adjust for changes to create_nesting_tree.
28323 (lower_nested_functions): Move root here, no need to NULL it.
28324 Initialize and release the obstack.
28326 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
28328 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
28329 Remove prototypes and make them non-static.
28330 (struct tree_int_map): Remove.
28331 * tree.h (struct tree_int_map): Move here, turning TO into an
28333 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
28335 * tree.h (TREE_COMPLEXITY): Remove.
28336 (struct tree_exp): Remove complexity field.
28337 * tree.c (build1_stat): Don't set it.
28339 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
28340 Victor Kaplansky <victork@il.ibm.com>
28342 * tree-vectorizer.c (vect_is_simple_use): Support induction.
28343 (vect_is_simple_reduction): Support reduction with induction as
28344 one of the operands.
28345 (vect_is_simple_iv_evolution): Fix formatting.
28346 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
28347 formatting. Don't mark induction phis for vectorization.
28348 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
28349 * tree-vect-transform.c (get_initial_def_for_induction): New function.
28350 (vect_get_vec_def_for_operand): Support induction.
28351 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
28353 (vectorizable_reduction): Support reduction with induction as one of
28355 (vectorizable_type_demotion): Use def-type of stmt argument rather
28356 than dummy def-type.
28358 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
28359 flag_tree_scev_cprop.
28360 * common.opt (tree-scev-cprop): New flag.
28362 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
28363 call to vect_get_new_vect_var.
28365 2007-02-06 Ira Rosen <irar@il.ibm.com>
28367 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
28368 vectype is not NULL.
28369 (vect_pattern_recog_1): Likewise.
28371 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28373 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
28374 (fold_negate_expr): Likewise.
28376 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
28379 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
28380 even if cv-qualification is the same.
28382 2007-02-05 Geoffrey Keating <geoffk@apple.com>
28384 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
28385 __enable_execute_stack on completion.
28387 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28389 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
28390 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
28391 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
28392 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
28393 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
28394 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
28395 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
28396 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
28398 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28400 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
28401 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
28402 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
28403 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
28404 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
28405 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
28406 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
28407 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
28408 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
28409 umuldi3_highpart_rex64, umulsi3_highpart_insn,
28410 umulsi3_highpart_zext, smuldi3_highpart_rex64,
28411 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
28412 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
28413 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
28414 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
28415 sqrtextenddfxf2_i387): Added amdfam10_decode.
28417 * config/i386/athlon.md (athlon_idirect_amdfam10,
28418 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
28419 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
28420 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
28421 athlon_ivector_store_amdfam10): New define_insn_reservation.
28422 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
28425 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28427 * config/i386/athlon.md (athlon_call_amdfam10,
28428 athlon_pop_amdfam10, athlon_lea_amdfam10): New
28429 define_insn_reservation.
28430 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
28431 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
28432 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
28434 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28436 * config/i386/athlon.md (athlon_sseld_amdfam10,
28437 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
28438 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
28440 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28442 * config/i386/athlon.md (athlon_sseins_amdfam10): New
28443 define_insn_reservation.
28444 * config/i386/i386.md (sseins): Added sseins to define_attr type
28445 and define_attr unit.
28446 * config/i386/sse.md: Set type attribute to sseins for insertq
28449 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28451 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
28452 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
28453 ssecomi_load_amdfam10, ssecomi_amdfam10,
28454 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
28455 define_insn_reservation.
28456 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
28458 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28460 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
28461 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
28462 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
28463 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
28464 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
28465 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
28466 define_insn_reservation.
28468 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
28469 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
28470 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
28471 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
28472 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
28474 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28476 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
28477 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
28478 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
28479 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
28480 athlon_ssemul_load_k8): Added amdfam10.
28482 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28484 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
28485 (x86_sse_unaligned_move_optimal): New variable.
28487 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
28489 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
28490 for unaligned vector SSE double/single precision loads for AMDFAM10.
28492 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28494 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
28495 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
28496 Define TARGET_CPU_DEFAULT_amdfam10.
28497 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
28498 (processor_type): Add PROCESSOR_AMDFAM10.
28500 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
28501 processor_type in config/i386/i386.h.
28502 Enable imul peepholes for TARGET_AMDFAM10.
28504 * config.gcc: Add support for --with-cpu option for amdfam10.
28506 * config/i386/i386.c (amdfam10_cost): New variable.
28507 (m_AMDFAM10): New macro.
28508 (m_ATHLON_K8_AMDFAM10): New macro.
28509 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
28510 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
28511 x86_promote_QImode, x86_integer_DFmode_moves,
28512 x86_partial_reg_dependency, x86_memory_mismatch_stall,
28513 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
28514 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
28515 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
28516 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
28517 Enable/disable for amdfam10.
28518 (override_options): Add amdfam10_cost to processor_target_table.
28519 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
28520 processor_alias_table.
28521 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
28522 (ix86_adjust_cost): Add code for amdfam10.
28524 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28526 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
28527 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
28528 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
28529 * config/i386/i386.h: Add builtin definition for SSE4A.
28530 * config/i386/i386.md: Add support for ABM instructions
28531 (popcnt and lzcnt).
28532 * config/i386/sse.md: Add support for SSE4A instructions
28533 (movntss, movntsd, extrq, insertq).
28534 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
28535 Add -march=amdfam10 flag.
28536 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
28537 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
28539 * doc/extend.texi: Add documentation for SSE4A builtins.
28541 2007-02-05 Bob Wilson <bob.wilson@acm.org>
28543 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
28545 2007-02-05 Richard Guenther <rguenther@suse.de>
28547 * tree-vectorizer.h (vectorizable_function): Add argument type
28548 argument, change return type.
28549 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
28550 * tree-vect-transform.c (vectorizable_function): Handle extra
28551 argument, return vectorized function decl.
28552 (build_vectorized_function_call): Remove.
28553 (vectorizable_call): Handle calls with result and argument types
28554 differing. Handle loop vectorization factor correctly.
28555 * targhooks.c (default_builtin_vectorized_function): Adjust for
28557 * targhooks.h (default_builtin_vectorized_function): Likewise.
28558 * target.h (builtin_vectorized_function): Add argument type
28560 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
28561 extra argument, allow vectorizing of lrintf.
28562 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
28563 documentation of target hook.
28565 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
28568 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
28569 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
28570 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
28572 2007-02-05 Roger Sayle <roger@eyesopen.com>
28574 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
28575 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
28576 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
28577 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
28578 before canonicalizing sincos to cexpi.
28579 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
28581 2007-02-05 Roger Sayle <roger@eyesopen.com>
28583 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
28584 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
28585 (alpha_init_builtins): Use alpha_add_builtins to process tables.
28587 2007-02-05 Roger Sayle <roger@eyesopen.com>
28589 * mips-tfile.c (initialize_init_file): Correct endianness test.
28591 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
28593 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
28594 the 'y' constraint.
28596 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28598 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
28599 saves in a PARALLEL before the register assignments.
28601 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28603 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
28604 DWARF_FRAME_RETURN_COLUMN to be a general register.
28605 * dwarf2out.c (init_return_column_size): New function, split from...
28606 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
28607 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
28608 to be nongeneral registers.
28609 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
28611 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
28612 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
28614 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28616 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
28618 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28620 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
28621 (remove_path): Use can_remove_branch_p and remove_branch instead
28622 of loop_delete_branch_edge.
28623 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
28624 (tree_transform_and_unroll_loop): Remove dead branches immediately.
28625 Update profile using scale_dominated_blocks_in_loop.
28626 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
28627 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
28628 (can_remove_branch_p, remove_branch): Declare.
28629 * tree-cfg.c (tree_can_remove_branch_p): New function.
28630 (tree_cfg_hooks): Add tree_can_remove_branch_p.
28631 * cfgrtl.c (rtl_can_remove_branch_p): New function.
28632 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
28634 2007-02-05 Jan Hubicka <jh@suse.cz>
28636 PR middle-end/30696
28637 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
28638 nodes in cgraph, don't remove offline copy of the function.
28640 2007-02-04 Jan Hubicka <jh@suse.cz>
28642 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
28643 vectors might cause maybe_lookup_element_for_expr to be called
28644 on non-sra-candidate.
28646 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28648 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
28649 config/bfin/bfin.md, config/bfin/predicates.md: Follow
28650 spelling conventions.
28652 2007-02-04 Richard Guenther <rguenther@suse.de>
28654 PR middle-end/30636
28655 * fold-const.c (try_move_mult_to_index): Make sure to not
28656 overflow one dimension of a multi-dimensional array access.
28658 2007-02-04 Jan Hubicka <jh@suse.cz>
28660 * passes.c (init_optimization_passes): Reindent.
28662 2007-02-04 Jan Hubicka <jh@suse.cz>
28663 Eric Botcazou <ebotcazou@adacore.com>
28665 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
28666 (execute_fixup_cfg): Break out the abnormal goto code.
28667 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
28668 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
28669 (optimize_inline_calls): Call make_nonlocal_label_edges.
28671 2007-02-04 Jan Hubicka <jh@suse.cz>
28673 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
28674 true when something was changed.
28675 (rename_ssa_copies): When something was changed, do
28676 TODO_remove_unused_locals.
28677 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
28678 add TODO_remove_unused_locals when instruction was removed.
28680 2007-02-04 Jan Hubicka <jh@suse.cz>
28682 * ipa-inline.c (try_inline): Improve debug output; work on already
28684 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
28685 call try_inline for already inlined edges too when flattening;
28686 inline also functions that make callee growth but overall unit size
28689 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28691 * config/m32c/bitops.md, config/m32c/jump.md,
28692 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
28693 config/m32r/m32r.h, config/m32r/m32r.md,
28694 config/m32r/predicates.md, config/m68hc11/larith.asm,
28695 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
28696 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
28697 config/mips/mips-protos.h, config/mips/mips.c,
28698 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
28699 config/mn10300/mn10300.h, config/mn10300/predicates.md,
28700 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
28701 spelling conventions.
28703 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
28704 Follow spelling conventions.
28706 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
28708 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
28709 warn about C++0x compatibility.
28711 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28713 * config/h8300/h8300.c, config/h8300/h8300.h,
28714 config/h8300/h8300.md: Follow spelling conventions.
28716 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
28718 PR middle-end/30667
28719 * combine.c (try_combine): Do not substitute source operand
28720 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
28722 2007-02-03 Jan Hubicka <jh@suse.cz>
28724 PR gcov-profile/30650
28725 * value-prof.c (stringop_block_profile): Fix handling of size counter;
28726 do not divide by zero for never executed counters.
28727 (tree_find_values_to_profile): Fix counters.
28728 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
28730 2007-02-03 Ian Lance Taylor <iant@google.com>
28732 * lower-subreg.c (simple_move_operand): New static function,
28733 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
28735 (simple_move): Call simple_move_operand.
28736 (find_decomposable_subregs): Add special handling of MEMs.
28737 (can_decompose_p): Rename from cannot_decompose_p. Reverse
28738 meaning of return value. If we see a hard register, test whether
28739 it can store a word_mode value. Change all callers.
28741 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28743 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
28744 ftrapv insns and expanders.
28745 (subdi3): Change define_expand operand 1 to arith11_operand, and
28746 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
28747 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
28748 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
28751 PR middle-end/30174
28752 * varasm.c (notice_global_symbol): Treat global objects as weak when
28753 flag_shlib is true.
28755 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28757 * emit-rtl.c (dconstpi): Delete.
28758 (dconstsqrt2): New.
28759 (init_emit_once): Delete dconstpi and init dconstsqrt2.
28760 * real.h (dconstpi): Delete.
28761 (dconstsqrt2): New.
28762 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
28763 (fold_builtin_hypot): Likewise.
28765 2007-02-03 Tom Tromey <tromey@redhat.com>
28768 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
28769 -gcoff3, -gxcoff3, -gvms3 implies -dD.
28771 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
28773 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
28774 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
28775 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
28776 config/rs6000/cell.md, config/rs6000/darwin.h,
28777 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
28778 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
28779 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
28780 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
28781 typos. Follow spelling conventions.
28782 * doc/invoke.texi: Follow spelling conventions.
28784 2007-02-03 Roger Sayle <roger@eyesopen.com>
28786 * simplify-rtx.c (simplify_relational_operation_1): Implement some
28787 canonicalization transformations that attempt to simplify integer
28788 constant comparisons to become comparisons against zero.
28790 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28792 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
28794 * fold-const.c (fold_binary): Fix comment typos. Fold complex
28795 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
28797 2007-02-02 Mike Stump <mrs@apple.com>
28799 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
28800 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
28801 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
28802 generate a branch island.
28804 2007-02-02 Bob Wilson <bob.wilson@acm.org>
28806 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
28807 (xtensa_legitimate_address_p): New.
28808 (xtensa_legitimize_address): New.
28809 (xtensa_output_addr_const_extra): New.
28810 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
28812 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
28813 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
28814 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
28815 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
28816 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
28817 (xtensa_legitimize_address): New.
28818 (xtensa_output_addr_const_extra): New.
28820 2007-02-02 Steve Ellcey <sje@cup.hp.com>
28822 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
28824 2007-02-02 Ian Lance Taylor <iant@google.com>
28826 * expmed.c (expand_divmod): Add comment.
28828 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
28830 * emit-rtl.c (renumber_insns): Remove.
28831 * flags.h: Remove the extern for flag_renumber_insns.
28832 * rtl.h: Remove the prototype for renumber_insns.
28833 * toplev.c (flag_renumber_insns): Remove.
28835 2007-02-02 Hui-May Chang <hm.chang@apple.com>
28837 Revert for x86 darwin:
28838 2005-06-19 Uros Bizjak <uros@kss-loka.si>
28840 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
28841 code before the following patch under TARGET_MACHO.
28842 (ix86_function_value_regno_p): Likewise.
28844 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28846 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
28849 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28852 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
28853 loads to general or fp registers. Add comments.
28854 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
28856 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
28858 * pointer-set.c (insert_aux): Only return insertion slot.
28859 (pointer_set_insert): Adjust.
28860 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
28861 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
28862 pointer_map_traverse): New.
28863 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
28864 pointer_map_create, pointer_map_destroy, pointer_map_insert,
28865 pointer_map_contains, pointer_map_traverse): Declare.
28867 2007-02-02 Jakub Jelinek <jakub@redhat.com>
28869 PR middle-end/30473
28870 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
28871 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
28873 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28875 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
28877 (struct _dep): New type.
28878 (dep_t): New typedef.
28879 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
28880 (DEP_STATUS): New access macro. The macro with the same name was
28881 renamed to DEP_LINK_STATUS.
28882 (dep_init): Declare function
28884 (struct _dep_link): New type.
28885 (dep_link_t): New typedef.
28886 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
28887 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
28888 (DEP_LINK_STATUS): New macro.
28889 (debug_dep_links): New debug function.
28891 (struct _deps_list): New type.
28892 (deps_list_t): New typedef.
28893 (DEPS_LIST_FIRST): New access macro.
28894 (FOR_EACH_DEP_LINK): New cycle macro.
28895 (create_deps_list, free_deps_list, delete_deps_list): Declare
28897 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
28898 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
28899 (copy_deps_list_change_con): Ditto.
28901 (move_dep_link): Declare function.
28903 (struct _dep_node): New type.
28904 (dep_node_t): New typedef.
28905 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
28907 (struct haifa_insn_data.back_deps): New field to hold backward
28908 dependencies of the insn.
28909 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
28911 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
28912 Change its type to deps_list_t.
28913 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
28914 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
28915 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
28917 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
28919 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
28921 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
28923 (dep_cost): Declare.
28925 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
28926 (ds_to_dk, dk_to_ds): New functions.
28928 (init_dep_1): New static function.
28929 (init_dep): New function.
28930 (copy_dep): New static function.
28932 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
28934 (detach_dep_link): New static function.
28935 (move_dep_link): New function.
28937 (dep_links_consistent_p, dump_dep_links): New static functions.
28938 (debug_dep_links): New debugging function.
28940 (deps_obstack, dl_obstack, dn_obstack): New static variables.
28942 (alloc_deps_list, init_deps_list): New static functions.
28943 (create_deps_list): New function.
28944 (clear_deps_list): New static function.
28945 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
28946 (deps_list_consistent_p, dump_deps_list): New static functions.
28947 (debug_deps_list): New function.
28948 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
28950 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
28952 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
28953 use new scheduler dependencies lists.
28954 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
28955 (sched_analyze): Ditto. Initialize dependencies lists.
28956 (add_forw_dep, compute_forward_dependences): Update to use new
28957 scheduler dependencies lists.
28959 (init_dependency_caches): Init deps_obstack.
28960 (free_dependency_caches): Free deps_obstack.
28962 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
28963 new scheduler dependencies lists.
28964 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
28965 (add_back_forw_dep, delete_back_forw_dep): Ditto.
28967 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
28968 Update to use new scheduler dependencies lists.
28969 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
28970 (debug_dependencies): Ditto.
28971 (schedule_region): Update comments.
28973 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
28974 scheduler dependencies lists.
28975 (schedule_ebb): Update comments.
28977 * rtl.def (DEPS_LIST): Remove.
28979 * lists.c (unused_deps_list): Remove.
28980 (free_list): Update assertions.
28982 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
28983 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28985 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
28986 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28988 * haifa-sched.c (comments): Update.
28989 (insn_cost1): Remove. Inline the code into insn_cost ().
28990 (insn_cost): Update to use new scheduler dependencies lists. Move
28991 processing of the dependency cost to dep_cost ().
28992 (dep_cost): New function. Use it instead of insn_cost () when
28993 evaluating cost of the dependency. Use compatible interface to
28994 interact with the target.
28995 (priority): Update to use new scheduler dependencies lists.
28996 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
28997 with greater number of insns that depend on the insn.
28998 (schedule_insn): Update to use new scheduler dependencies lists. Add
28999 code to free backward dependencies lists. Inline and optimize code
29000 from resolve_dep () - see PR28071.
29001 (ok_for_early_queue_removal): Update to use new scheduler dependencies
29002 lists. Update call to targetm.sched.is_costly_dependence hook.
29004 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
29005 scheduler dependencies lists.
29007 (resolve_dep): Remove. Move the logic to schedule_insn ().
29008 (init_h_i_d): Initialize dependencies lists.
29010 (process_insn_depend_be_in_spec): Rename to
29011 process_insn_forw_deps_be_in_spec. Update to use new scheduler
29012 dependencies lists.
29013 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
29014 Update to use new scheduler dependencies lists.
29015 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
29017 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
29018 new scheduler dependencies lists.
29019 (build_intra_loop_deps): Ditto.
29021 * target.h (struct _dep): Declare to use in
29022 gcc_target.sched.is_costly_dependence.
29023 (struct gcc_target.sched.adjust_cost): Fix typo.
29024 (struct gcc_target.sched.is_costly_dependence): Change signature to
29025 use single dep_t parameter instead of an equivalent triad.
29026 (struct gcc_target.sched.adjust_cost_2): Remove.
29028 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
29030 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
29032 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
29034 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
29036 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
29037 (REG_DEP_TRUE): Document.
29039 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
29040 Change signature to correspond to the targetm.sched.adjust_cost hook.
29041 Update use in TARGET_SCHED_ADJUST_COST_2.
29042 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
29043 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
29044 new scheduler dependencies lists.
29045 (ia64_gen_check): Ditto.
29047 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
29048 scheduler dependencies lists.
29050 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
29051 signature to correspond to the targetm.sched.is_costly_dependence hook.
29052 (is_costly_group): Update to use new scheduler dependencies lists.
29054 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
29055 instead of INSN_COST () macro.
29057 2007-02-01 Ian Lance Taylor <iant@google.com>
29059 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
29061 2007-02-01 Guy Martin <gmsoft@gentoo.org>
29063 * pa.md (tp_load): Correct mfctl instruction syntax.
29065 2007-02-01 Geoffrey Keating <geoffk@apple.com>
29067 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
29068 altivec_padding_size calculation on AIX. Improve comment, add
29069 assert to verify that it's right.
29071 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
29074 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
29076 PR inline-asm/28686
29077 * global.c (global_alloc): Add mising initialization of
29080 2007-02-01 Roger Sayle <roger@eyesopen.com>
29082 * alias.c (init_alias_analysis): Correct whitespace.
29083 * bb-reorder.c (fix_edges_for_rarely_executed_code,
29084 partition_hot_cold_basic_blocks): Likewise.
29085 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
29086 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
29087 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
29088 fold_builtin_snprintf_chk, fold_builtin_printf,
29089 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
29090 do_mpfr_arg3, do_mpfr_sincos): Likewise.
29091 * cfgcleanup.c (cleanup_cfg): Likewise.
29092 * cfgexpand.c (tree_expand_cfg): Likewise.
29093 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
29094 * function.c (get_next_funcdef_no): Likewise.
29095 * gengtype.c (main): Likewise.
29096 * genmodes.c (main): Likewise.
29097 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
29098 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
29099 * ifcvt.c (noce_emit_move_insn): Likewise.
29100 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
29102 * stor-layout.c (get_best_mode): Likewise.
29103 * tree-ssa-loop-niter.c (get_val_for): Likewise.
29104 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
29105 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
29106 perform_var_substitution, solve_graph): Likewise.
29107 * tree-vrp.c (vrp_finalize): Likewise.
29109 2007-02-01 Ian Lance Taylor <iant@google.com>
29111 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
29112 high part of a paradoxical subreg, return a constant zero.
29114 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
29116 * toplev.c (lang_dependent_init): Call init_set_costs.
29117 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
29119 2007-02-01 Richard Guenther <rguenther@suse.de>
29121 PR middle-end/30656
29122 * fold-const.c (fold_negate_expr): Allow negating a
29123 constant if overflow does not change.
29125 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29127 * doc/c-tree.texi (Expression trees): Improve markup.
29128 * doc/tm.texi (Register Classes, Addressing Modes)
29129 (Floating Point): Fix spacing after abbreviations. Fix some
29132 2007-02-01 Ben Elliston <bje@au.ibm.com>
29134 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
29135 * doc/contrib.texi: Likewise.
29136 * doc/install.texi: Likewise.
29138 2007-01-31 Richard Henderson <rth@redhat.com>
29139 Ian Lance Taylor <iant@google.com>
29141 * lower-subreg.c: New file.
29142 * rtl.def (CONCATN): Define.
29143 * passes.c (init_optimization_passes): Add pass_lower_subreg and
29144 pass_lower_subreg2.
29145 * emit-rtl.c (update_reg_offset): New static function, broken out
29146 of gen_rtx_REG_offset.
29147 (gen_rtx_REG_offset): Call update_reg_offset.
29148 (gen_reg_rtx_offset): New function.
29149 * regclass.c: Revert patch of 2006-03-05, restoring
29151 (clear_reg_info_regno): New function.
29152 * dwarf2out.c (concatn_loc_descriptor): New static function.
29153 (loc_descriptor): Handle CONCATN.
29154 * common.opt (fsplit_wide_types): New option.
29155 * opts.c (decode_options): Set flag_split_wide_types when
29157 * timevar.def (TV_LOWER_SUBREG): Define.
29158 * rtl.h (gen_reg_rtx_offset): Declare.
29159 (reg_scan_update): Declare.
29160 * regs.h (clear_reg_info_regno): Declare.
29161 * tree-pass.h (pass_lower_subreg): Declare.
29162 (pass_lower_subreg2): Declare.
29163 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
29164 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
29165 -fsplit-wide-types.
29166 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
29167 * Makefile.in (OBJS-common): Add lower-subreg.o.
29168 (lower-subreg.o): New target.
29170 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29172 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
29174 2007-01-31 Anatoly Sokolov <aesok@post.ru>
29177 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
29179 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29181 PR middle-end/29335
29182 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
29184 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
29186 * cfgloop.h: Include vec-prim.h.
29187 (enum li_flags): Remove LI_ONLY_OLD.
29188 (loop_iterator): Changed.
29189 (fel_next, fel_init): Iterate over loop tree.
29190 (FOR_EACH_LOOP_BREAK): New macro.
29191 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
29193 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
29194 * modulo-sched.c (sms_schedule): Ditto.
29195 * tree-vectorizer.c (vectorize_loops): Ditto.
29196 * doc/loop.texi: Update information on loop numbering and behavior of
29197 FOR_EACH_LOOP wrto new loops.
29198 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
29199 add_to_evolution_1): Test nestedness of loops instead of comparing
29201 * tree-chrec.c (chrec_fold_plus_poly_poly,
29202 chrec_fold_multiply_poly_poly, chrec_evaluate,
29203 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
29204 reset_evolution_in_loop): Ditto.
29205 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
29207 2007-01-31 Dirk Mueller <dmueller@suse.de>
29209 * c-common.c (warn_about_parentheses): Separate warning about
29210 un-parenthized sequence of comparison operators from the one
29211 which is supposed to warn about x <= y <= z.
29213 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
29215 * optabs.h (enum optab_index): Add new OTI_isinf.
29216 (isinf_optab): Define corresponding macro.
29217 * optabs.c (init_optabs): Initialize isinf_optab.
29218 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
29220 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
29221 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
29223 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
29224 expand_builtin_interclass_mathfn.
29225 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
29226 * config/i386/i386.md (UNSPEC_FXAM): New constant.
29227 (fxam<mode>2_i387): New insn pattern.
29228 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
29229 built-in functions as x87 inline asm.
29231 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29233 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
29235 2007-01-30 Eric Christopher <echristo@apple.com>
29237 * config.gcc: Add geode.
29239 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29241 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
29242 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
29243 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
29244 value-prof.c: Fix comment typos.
29246 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29249 * doc/invoke.texi (Wpointer-arith): Document warning.
29251 2007-01-30 Janis Johnson <janis187@us.ibm.com>
29253 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
29254 the list of discrepancies from the draft TR.
29256 2007-01-30 Dirk Mueller <dmueller@suse.de>
29259 * doc/invoke.texi (-Wreturn-type): Update description to
29260 match new behavior.
29262 2007-01-30 Richard Sandiford <richard@codesourcery.com>
29264 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
29266 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
29268 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
29269 to handle optabs that operate on floating point input argument and
29270 output to integer output.
29271 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
29272 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
29273 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
29274 expand_builtin_interclass_mathfn ().
29275 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
29276 (ilogbsi2): Remove.
29277 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
29278 ilogbl built-in functions as x87 intrinsics.
29280 2007-01-30 Richard Guenther <rguenther@suse.de>
29282 PR middle-end/27657
29283 * dwarf2out.c (reference_to_unused): Query varpool if the
29284 variable was output.
29286 2007-01-30 Richard Guenther <rguenther@suse.de>
29288 PR middle-end/30313
29289 * passes.c (execute_one_pass): Reset in_gimple_form to not
29290 confuse non-unit-at-a-time mode.
29292 2007-01-29 Roger Sayle <roger@eyesopen.com>
29293 Richard Guenther <rguenther@suse.de>
29295 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
29296 avoid undefined behaviour on overflow. Use force_fit_type_double
29297 to construct the constant with the specified TREE_OVERFLOW.
29299 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29301 * config/dfp-bit.c: Add parameterized support for fp exceptions.
29302 * config/dfp-bit.h: Ditto.
29304 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29306 * c-decl.c (pop_scope): Replace warnings with call to
29307 warn_for_unused_label.
29308 * c-common.h (warn_for_unused_label): Declare.
29309 * c-common.c (warn_for_unused_label): Define.
29311 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29313 * tree-optimize.c (update_inlined_to_pointers): Delete unused
29316 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29318 * Makefile.in (USER_H): Remove decfloat.h.
29319 * ginclude/decfloat.h: Delete, moving contents to ...
29320 * ginclude/float.h: Add support for decimal floating point,
29321 guarded by __STDC_WANT_DEC_FP__.
29323 2007-01-29 Mike Stump <mrs@apple.com>
29325 * doc/gccint.texi (Top): Rename Loop Representation to Loop
29326 Analysis and Representation to resolve case insensitive conflict.
29327 * doc/loop.texi (Loop Analysis and Representation): Likewise.
29329 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
29331 * tree.h (struct tree_memory_tag): Add aliases member.
29332 (MTAG_ALIASES): New macro.
29333 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
29334 (add_may_alias): Remove pointer-set. Update for may_aliases being
29336 (mark_aliases_call_clobbered): Update for may_aliases being a
29338 (compute_tag_properties): Ditto.
29339 (create_partition_for): Ditto.
29340 (compute_memory_partitions): Ditto.
29341 (dump_may_aliases_for): Ditto.
29342 (is_aliased_with): Ditto.
29343 (add_may_alias_for_new_tag): Ditto.
29344 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
29345 (compute_is_aliased): New function.
29346 (compute_may_aliases): Call compute_is_aliased).
29347 (init_alias_info): Initialize alias_bitmap_obstack.
29348 (union_alias_set_into): New function.
29349 (compute_flow_sensitive_aliasing): Use union_aliases_into.
29350 (have_common_aliases_p): Rewrite to take two bitmaps and use
29352 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
29353 Update for bitmaps.
29354 (finalize_ref_all_pointers): Update for add_may_alias changes.
29355 (new_type_alias): Ditto.
29356 * tree-flow-inline.h (may_aliases): Return a bitmap.
29357 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
29358 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
29359 may_aliases being a bitmap.
29360 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
29361 may_aliases now returns a bitmap.
29362 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
29364 * tree-ssa-operands.c (add_virtual_operand): Update for
29365 may_aliases being a bitmap.
29367 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
29369 PR tree-optimization/30630
29370 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
29371 variable as changed.
29373 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
29376 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
29377 expanded only once even if an error occurs.
29379 2007-01-29 Ben Elliston <bje@au.ibm.com>
29381 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
29382 (__gcov_average_profiler): Likewise.
29383 (__gcov_ior_profiler): Likewise.
29384 (__gcov_merge_ior): Likewise.
29386 2007-01-28 Jan Hubicka <jh@suse.cz>
29388 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
29389 * value-prof.c (stringop_block_profile): Likewise.
29391 2007-01-28 Jan Hubicka <jh@suse.cz>
29393 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
29394 Add variant handling histograms; add wrapper.
29395 (clear_storage_via_libcall): Export.
29396 (emit_block_move_hints): Break out from ...; add histograms.
29397 (emit_block_move): ... this one.
29398 (clear_storage_hints): Break out from ...; add histograms.
29399 (clear_storage): ... this one.
29400 (set_storage_via_memset): Handle histogram.
29401 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
29402 (clear_storage_hints, clear_storage_via_libcall): Declare.
29403 (set_storage_via_setmem): Update prototype.
29404 * doc/md.texi (movmem, setmem): Document new arguments.
29406 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
29407 Add new histograms.
29408 (stringop_block_profile): New global function.
29409 (tree_stringops_values_to_profile): Profile block size and alignment.
29410 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
29412 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
29413 (stringop_block_profile): Declare.
29414 * builtins.c: Include value-prof.h.
29415 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
29416 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
29417 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
29418 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
29419 * profile.c (instrument_values): Add new counters.
29420 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
29422 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
29423 (tree_init_edge_profiler): Build new profilers.
29424 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
29425 (pass_tree_profile): Add dump.
29426 (tree_profile_hooks): Update.
29427 * Makefile.in (LIBGCOV): Add new constants.
29428 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
29429 __gcov_ior_profiler): New.
29430 * i386.md (movmem/setmem expanders): Add new optional arguments.
29432 2007-01-28 David Edelsohn <edelsohn@gnu.org>
29434 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
29436 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29438 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
29439 (tree_unswitch_single_loop): Pass eni_size_weights to
29440 tree_num_loop_insns.
29441 * tree-ssa-loop-manip.c: Include tree-inline.h.
29442 (can_unroll_loop_p): Pass eni_size_weights to
29443 tree_num_loop_insns.
29444 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
29445 Pass eni_size_weights to estimate_num_insns.
29446 * tree.h (init_inline_once): Export.
29447 * toplev.c (backend_init): Call init_inline_once.
29448 * cgraphunit.c (cgraph_process_new_functions,
29449 cgraph_analyze_function): Pass eni_inlining_weights to
29450 estimate_num_insns.
29451 * ipa-inline.c (compute_inline_parameters): Ditto.
29452 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
29453 to estimate_num_insns.
29454 (try_unroll_loop_completely): Pass eni_size_weights to
29455 tree_num_loop_insns.
29456 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
29457 ot estimate_num_insns.
29458 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
29459 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
29460 * tree-inline.c (eni_inlining_weights, eni_size_weights,
29461 eni_time_weights): New variables.
29462 (init_inline_once): Initialize them.
29463 (struct eni_data): Mew.
29464 (estimate_num_insns_1, estimate_num_insns): Use weights.
29465 * tree-inline.h (struct eni_weights_d): New.
29466 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
29467 (estimate_num_insns): Declaration changed.
29468 * cfgloop.h (tree_num_loop_insns): Declaration changed.
29469 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
29470 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
29472 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29474 * tree-data-ref.c (conflict_fn): Assert that the number of affine
29475 relations in the conflict function is valid.
29477 2007-01-27 Ian Lance Taylor <iant@google.com>
29479 * common.opt: Add fstrict-overflow.
29480 * opts.c (decode_options): Set flag_strict_overflow if -O2.
29481 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
29482 (TYPE_OVERFLOW_UNDEFINED): Define.
29483 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
29485 * tree.h (TYPE_TRAP_SIGNED): Don't define.
29486 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
29487 (fold_negate_expr): Likewise.
29488 (make_range): Likewise.
29489 (extract_muldiv_1): Likewise.
29490 (maybe_canonicalize_comparison): Likewise.
29491 (fold_comparison): Likewise.
29492 (fold_binary): Likewise.
29493 (tree_expr_nonnegative_p): Likewise.
29494 (tree_expr_nonzero_p): Likewise.
29495 * tree-vrp.c (compare_values): Likewise.
29496 (extract_range_from_binary_expr): Likewise.
29497 (extract_range_from_unary_expr): Likewise.
29498 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
29500 (nowrap_type_p): Likewise.
29501 * tree-scalar-evolution.c (simple_iv): Likewise.
29502 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
29503 (build_range_check): Likewise.
29504 (extract_muldiv_1): Likewise.
29505 (fold_comparison): Likewise.
29506 * tree-vrp.c (vrp_int_const_binop): Likewise.
29507 (extract_range_from_unary_expr): Likewise.
29508 * convert.c (convert_to_integer): Likewise.
29509 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
29510 (fold_comparison): Likewise.
29511 (fold_binary): Likewise.
29512 * optabs.c (optab_for_tree_code): Likewise.
29513 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
29514 * simplify-rtx.c (simplify_const_relational_operation): Check
29515 flag_strict_overflow and flag_trapv.
29516 (simplify_const_relational_operation): Likewise.
29517 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
29518 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
29521 2007-01-27 Roger Sayle <roger@eyesopen.com>
29523 * tree.c (tree_fold_gcd): Delete.
29524 * tree.h (tree_fold_gcd): Remove prototype.
29525 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
29526 test whether one constant integer is a multiple of another. Instead
29527 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
29528 * fold-const.c (multiple_of_p): We've determined both TOP and
29529 BOTTOM are integer constants so we can call int_const_binop directly
29530 instead of the more generic const_binop.
29532 2007-01-27 Roger Sayle <roger@eyesopen.com>
29534 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
29535 1*X check that the constant hasn't overflowed, to preserve the
29537 (round_up): Provide an efficient implementation when rouding-up an
29538 INTEGER_CST to a power-of-two.
29540 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29542 * doc/sourcebuild.texi: Add comma for clarity.
29543 * doc/extend.texi: Fix some typos.
29544 * doc/passes.texi: Likewise.
29545 * doc/cppinternals.texi: Likewise.
29546 * doc/c-tree.texi: Likewise.
29547 * doc/tree-ssa.texi: Likewise.
29548 * doc/install.texi: Likewise.
29550 2007-01-27 Jan Hubicka <jh@suse.cz>
29552 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
29553 (pass_sra): Do not require alias information.
29554 * passes.c (init_optimization_passes): Add SRA
29556 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
29558 * tracer.c (rest_of_handle_tracer): We already cleaned
29559 up the CFG in tracer() so don't do it here again.
29560 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
29561 cleanup_cfg here, either. And don't call renumber_insns.
29563 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
29564 and BB_HEAD are in the insn stream here. Instead make sure
29565 that BB_INSN is valid on all insns. Also, do check here that
29566 there are no pending branch predictions...
29567 (rtl_verify_flow_info): ...instead of doing it here. Checks
29568 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
29571 2007-01-26 Roger Sayle <roger@eyesopen.com>
29573 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
29574 function to simplify/factorize operand order canonicalization.
29575 (ix86_fixup_binary_operands): Reorganize using the above function.
29576 (ix86_binary_operator_ok): Likewise.
29578 2007-01-27 Jakub Jelinek <jakub@redhat.com>
29580 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
29581 file scope from optimize_attrs.
29582 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
29584 (optimize_attrs): Clear insn_code_values after freeing it.
29586 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29588 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
29589 a parts.base assignment.
29591 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29593 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
29594 (compute_subscript_distance, initialize_data_dependence_relation,
29595 finalize_ddr_dependent, analyze_ziv_subscript,
29596 analyze_siv_subscript_cst_affine,
29597 compute_overlap_steps_for_affine_univar,
29598 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
29599 analyze_siv_subscript, analyze_miv_subscript,
29600 analyze_overlapping_iterations, subscript_dependence_tester_1,
29601 compute_self_dependence, free_dependence_relation): Work
29602 with affine_fn instead of chrecs.
29603 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
29604 common_affine_function, affine_function_base,
29605 affine_function_constant_p, affine_fn_op, affine_fn_plus,
29606 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
29607 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
29608 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
29609 (all_chrecs_equal_p): Removed.
29610 * tree-data-ref.h (affine_fn, conflict_function): New types.
29611 (struct subscript): Change type of conflicting_iterations_in_a
29612 and conflicting_iterations_in_b.
29614 2007-01-26 Steve Ellcey <sje@cup.hp.com>
29617 * config/pa/pa.h (TARGET_HPUX_11): New.
29618 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
29619 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
29621 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
29622 Richard Guenther <rguenther@suse.de>
29624 * tree-ssa-structalias.c (solve_graph): Handle case
29625 we merged the variable to another.
29627 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29629 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
29632 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
29633 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
29635 2007-01-25 DJ Delorie <dj@redhat.com>
29637 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
29638 allow changes to modes which don't fit in those registers.
29640 * reload1.c (choose_reload_regs): Check for invalid subregs before
29641 computing their locations, not after.
29643 2007-01-25 Geoffrey Keating <geoffk@apple.com>
29646 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
29647 save Altivec registers in an eh_return function.
29648 (compute_vrsave_mask): Likewise.
29649 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
29650 for saving Altivec registers.
29651 (rs6000_emit_prologue): Don't allocate stack twice in
29652 eh_return function. Correct expected value of altivec_save_offset
29653 when using save_world. Describe save of R0 to stack when using
29654 save_world. Describe stack pointer adjustment when using
29655 save_world. Remove duplicated eh_return parameter register saving.
29656 Update sp_offset variable after save_world.
29657 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
29659 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
29660 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
29663 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29665 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
29667 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29670 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
29671 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
29673 2007-01-25 Richard Guenther <rguenther@suse.de>
29675 * doc/invoke.texi (-Wcoverage-mismatch): Document.
29676 * common.opt (-Wcoverage-mismatch): New warning option.
29677 * coverage.c (get_coverage_counts): Ignore coverage mismatch
29678 if -Wcoverage-mismatch is given.
29680 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
29682 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
29683 (ipcp_driver): Change to static definition.
29684 Add dumping of the ifunctions.
29685 (constant_val_insert): Remove unused parameter. Support for SSA.
29686 (ipcp_propagate_const): Support for SSA.
29687 (ipcp_profile_bb_print): Print only analyzed nodes.
29688 (ipcp_replace_map_create): Remove support for Fortran constant
29690 * ipa-prop.c (ipa_method_modify_stmt,
29691 ipa_callsite_compute_param): Support for SSA.
29692 * ipa-prop.h (ipcp_driver): Remove declaration.
29693 (IS_VALID_TREE_MAP_INDEX): Add define.
29695 2007-01-24 Geoffrey Keating <geoffk@apple.com>
29697 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
29699 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29701 PR middle-end/30447
29702 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
29703 constant argument to cabs and do it without checking for
29704 -funsafe-math-optimizations.
29706 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
29708 * c-common.h (RID_FIRST_CXX0X): New.
29709 (RID_LAST_CXX0X): New.
29710 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
29712 * c.opt (Wc++0x-compat): New.
29713 * doc/invoke.texi (-Wc++0x-compat): Document.
29715 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29717 * builtins.c (fold_builtin_carg): New.
29718 (fold_builtin_1): Use it.
29720 2007-01-24 Jan Hubicka <jh@suse.cz>
29722 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
29724 * ipa-inline.c (initial_insns, max_insns): Delete.
29725 (compute_max_insns): New function.
29726 (cgraph_decide_inlining_of_small_function): Use it; take minimal
29727 amount of insns as base for code growth.
29728 (cgraph_decide_inlining): Make initial_insns local; do not compute
29730 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
29731 * doc/invoke.texi (inline-unit-growth): Update docs.
29733 2007-01-24 Jakub Jelinek <jakub@redhat.com>
29735 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
29736 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
29737 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
29738 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
29739 for CPUs that have PTA_CX16 set.
29741 PR middle-end/27416
29742 * gimplify.c (omp_check_private): New function.
29743 (gimplify_scan_omp_clauses): Use it for
29744 firstprivate/lastprivate/reduction.
29746 PR middle-end/30494
29747 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
29748 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
29750 PR middle-end/30421
29751 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
29752 If lower_lastprivate_clauses emits some statements, append them
29753 to dlist rather than body_p and to body_p append an initializer.
29754 (lower_omp_for): Adjust caller.
29756 2007-01-24 Steve Ellcey <sje@cup.hp.com>
29758 * target.h (globalize_decl_name): New.
29759 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29760 * output.h (default_globalize_decl_name): New.
29761 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
29763 (globalize_decl): Ditto.
29764 (default_globalize_decl_name): New.
29765 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
29766 (ia64_handle_version_id_attribute): New.
29767 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29768 (ia64_asm_output_external): Use globalize_decl_name instead
29769 of globalize_label.
29770 * doc/extend.texi (version_id): New pragma.
29771 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
29773 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29775 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
29776 _uleb128_t and _Unwind_SWord with _sleb128_t.
29777 * unwind-dw2.c (extract_cie_info, execute_stack_op,
29778 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
29780 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
29781 * unwind-pe.h (read_uleb128, read_sleb128,
29782 read_encoded_value_with_base): Likewise.
29783 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
29785 2007-01-24 Richard Guenther <rguenther@suse.de>
29787 * builtins.c (expand_builtin_cexpi): Get the fndecl
29788 for cexp in the correct way.
29790 2007-01-24 Jan Hubicka <jh@suse.cz>
29792 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
29795 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29797 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
29798 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
29799 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
29800 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
29801 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
29802 __SIZEOF_PTRDIFF_T__.
29803 * doc/cpp.texi: Documentation for the new builtin macros added.
29805 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
29807 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
29808 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
29809 instead of operands[2] to avoid access past the end of array.
29811 2007-01-24 Richard Sandiford <richard@codesourcery.com>
29813 * reload1.c (emit_reload_insns): Pass the reload register
29814 for a non-spill output reload through forget_old_reloads_1.
29816 2007-01-23 Joseph Myers <joseph@codesourcery.com>
29818 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
29819 _SOFT_DOUBLE if doubles use software floating-point.
29820 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
29821 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29822 * config/rs6000/darwin-ldouble.c: Also compile functions for
29823 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
29824 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29825 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
29826 commented-out long double override.
29827 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
29828 * config/rs6000/eabispe.h: Likewise.
29829 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
29830 long double for non-SPE.
29831 (rs6000_handle_option): Likewise.
29832 (invalid_e500_subreg): Disallow more subregs involding DImode,
29833 DFmode, TImode or TFmode.
29834 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
29836 (legitimate_lo_sum_address_p): Also check for TFmode for E500
29838 (rs6000_legitimize_address): Also handle TFmode for E500 double.
29839 (rs6000_legitimize_reload_address): Also handle TFmode for E500
29841 (rs6000_legitimate_address): Also check for TFmode for E500
29843 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
29844 (spe_build_register_parallel): Handle TFmode and TCmode.
29845 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
29847 (function_arg): Handle TFmode and TCmode for E500 double.
29848 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
29850 (print_operand): Handle TFmode and TImode for %y.
29851 (rs6000_generate_compare): Handle TFmode comparisons for E500
29853 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
29854 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
29855 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
29856 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
29857 TFmode for E500 double.
29858 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
29859 (floatsidf2): Enable for E500 double.
29860 (movtf_softfloat): Use rs6000_nonimmediate_operand.
29861 (extenddftf2): Change to extenddftf2_fprs.
29862 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
29863 depending on TARGET_E500_DOUBLE.
29864 (extendsftf2): Enable for E500 double.
29865 (trunctfdf2): Enable for E500 double.
29866 (trunctfsf2): Change to trunctfsf2_fprs.
29867 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
29868 depending on TARGET_E500_DOUBLE.
29869 (floatsitf2): Enable for E500 double.
29870 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
29871 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
29872 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
29873 (negtf2): Change to negtf2_internal.
29874 (negtf2): New expander.
29875 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
29876 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
29877 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
29878 (movdi_internal32): Use rs6000_nonimmediate_operand.
29879 (unnamed splitter): Likewise.
29880 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
29881 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
29882 (SPE64TF, DITI): New mode macros.
29883 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
29886 (frob_<mode>_di_2): New.
29887 (frob_tf_di_8_2): New.
29888 (frob_di_df): Change to frob_di_<mode>; allow more modes.
29890 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
29892 (frob_ti_<mode>_8_2): New.
29893 (frob_ti_tf_2): New.
29894 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
29895 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
29897 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
29898 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
29899 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
29900 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
29901 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
29902 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
29905 2007-01-23 Ian Lance Taylor <iant@google.com>
29907 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
29909 (OBJS-archive): Reformat, alphabetize.
29910 (OBJS): Change out_object_file to OBJS-md.
29912 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
29914 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
29915 JUMP_P and CALL_P predicates where applicable.
29916 * config/i386/i386.c: Ditto.
29917 * config/i386/i386.md: Ditto.
29918 * config/i386/mmx.md: Ditto.
29919 * config/i386/predicates.md: Ditto.
29921 2007-01-22 Andreas Schwab <schwab@suse.de>
29923 * config/m68k/m68k.h: Fix comment.
29925 2007-01-22 Jan Hubicka <jh@suse.cz>
29927 * passes.c (init_optimization_passes): Do not rerun
29928 pass_early_warn_uninitialized.
29930 2007-01-22 Richard Guenther <rguenther@suse.de>
29932 PR tree-optimization/30038
29933 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
29935 (execute_cse_sincos_1): Likewise.
29936 (execute_cse_sincos): Likewise.
29937 (gate_cse_sincos): Likewise.
29938 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
29939 the cexpi() canonicalization of sincos().
29940 * tree-pass.h (pass_cse_sincos): Declare.
29941 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
29943 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
29945 PR rtl-optimization/29329
29946 * combine.c (replaced_rhs_insn): Rename to i2mod.
29947 (replaced_rhs_value): Rename to i2mod_new_rhs.
29948 (i2mod_old_rhs): New global variable.
29949 (combine_instructions): Adjust for above change. Save a copy of
29950 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
29951 note are substituted in the second instruction.
29952 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
29953 ditch the note if it pertains to the second eliminated register
29954 and this register is mentioned in i2mod_old_rhs.
29957 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
29959 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
29960 the insn to which the note was originally attached.
29962 2007-01-21 Jan Hubicka <jh@suse.cz>
29964 * ipa-inline.c (inlining_mode): Comment, move up.
29965 (cgraph_decide_inlining_incrementally): Do not perform inlining
29966 itself; fix handling of flattening of self recursive functions.
29967 (cgraph_find_cycles): Remove.
29968 (cgraph_flatten_node): Remove.
29969 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
29970 (try_inline): New function.
29971 (cgraph_early_inlining): Update call of
29972 cgraph_decide_inlining_incrementally. Apply inlining here.
29973 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
29975 2007-01-21 Dirk Mueller <dmueller@suse.de>
29978 * tree-vrp.c (check_array_bounds): do not warn
29979 about ADDR_EXPR's of ARRAY_REF's which are immediately
29980 used in binary expressions.
29982 2007-01-21 Ira Rosen <irar@il.ibm.com>
29984 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
29985 read_write_dep and macros for its access.
29986 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
29987 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
29988 argument, call vect_check_interleaving for every independent pair of
29989 data-refs. Mark loads that access the same memory location as a store
29991 (vect_check_dependences): Remove.
29992 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
29993 call, fix the call to vect_analyze_data_ref_dependence.
29994 (vect_analyze_data_ref_access): For statements that access the same
29995 data-ref, check that they are not stores; for loads, check that there
29996 is no store that access the same location.
29998 2007-01-20 Roger Sayle <roger@eyesopen.com>
29999 Joseph Myers <joseph@codesourcery.com>
30001 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
30002 (-fdump-rtl-stack): Likewise.
30003 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
30004 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
30005 (-mpt-fixed): Use @minus{} for minus sign.
30006 (Using Precompiled Headers): Fix under/overfull hbox.
30008 2007-01-20 Jan Hubicka <jh@suse.cz>
30010 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
30011 place within annotation.
30013 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30015 * pa.c (output_move_double): Change array size of xoperands to 4.
30017 2007-01-20 Jan Hubicka <jh@suse.cz>
30019 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
30022 2007-01-19 Ian Lance Taylor <iant@google.com>
30024 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
30025 constant to unsigned HOST_WIDE_INT before negating.
30027 2007-01-19 Ian Lance Taylor <iant@google.com>
30029 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
30031 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
30032 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30033 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
30034 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
30035 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30036 (realloc_vdef, realloc_vuse): Change second parameter to
30038 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
30039 fields to unsigned.
30040 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
30041 unsigned. Change x and lim locals to unsigned.
30042 (realloc_vdef, realloc_vuse): Change num_elem parameter to
30044 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
30045 (copy_virtual_operands): Change i and n locals to unsigned.
30047 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30049 PR middle-end/29335
30050 * builtins.c (fold_builtin_1): Handle builtin fdim.
30052 2007-01-20 Jan Hubicka <jh@suse.cz>
30054 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
30055 * tree-ssa-structalias.c (compute_points_to_sets): Do call
30056 init_alias_heapvars.
30057 (init_alias_heapvars): Initialize only when not already initialized.
30058 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
30060 2007-01-19 Roger Sayle <roger@eyesopen.com>
30062 * common.opt (fsigned-zeros): New command line option.
30063 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
30064 of flag_unsafe_math_optimizations.
30065 * opts.c (set_fast_math_flags): The -ffast-math command line option
30066 implies -fno-signed-zeros.
30067 (fast_math_flags_set_p): Likewise.
30069 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
30070 the documentation of -ffast-math appropriately. Wrap long lines.
30072 2007-01-19 Steve Ellcey <sje@cup.hp.com>
30074 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
30075 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
30077 2007-01-19 Tomas Bily <tbily@suse.cz>
30079 * cgraphunit.c (cgraph_finalize_function): Updating of pid
30081 (tree_init_ic_make_global_vars): New function
30082 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
30083 (tree_gen_ic_profiler): New function
30084 (tree_gen_ic_func_profiler): New function
30085 (tree_profiling): Added calling of tree_gen_ic_func_profiler
30086 (tree_profile_hooks): Added hook for indirec/virtual calls
30087 * value-prof.c (tree_find_values_to_profile): New case for
30089 (tree_values_to_profile): Call for determining indirect/virtual
30091 (tree_indirect_call_to_profile): New function
30092 (tree_ic_transform): New function
30093 (tree_ic): New function
30094 (find_func_by_pid): New function
30095 (init_pid_map): New function
30096 (tree_value_profile_transformations): Added check for
30097 indirect/virtual call transformation
30098 * value-prof.h (enum hist_type): New counter type for
30099 indirect/virtual calls
30100 (profile_hooks): Added new hook for profiling indirect/virtual
30102 * profile.c (instrument_values): New case for indirect/virtual
30104 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
30105 (GCOV_COUNTER_V_INDIR): New counter type
30106 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
30107 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
30109 * cgraph.c: Definition of cgraph_max_pid
30110 (cgraph_create_node): Default init of pid attribute
30111 * cgraph.h: Declaration of cgraph_max_pid
30112 (struct cgraph_node): Added pid attribute
30113 * libgcov.c (__gcov_indirect_call_profiler): New function
30114 (__gcov_one_value_profiler_body): New function
30115 (__gcov_one_value_profiler): Body was moved to
30116 __gcov_one_value_profiler_body and calls it
30118 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
30120 * doc/gty.texi (Options): Document the mark_hook option to GTY.
30121 * gengtype.c (write_types_data, write_func_for_structure,
30122 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
30123 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
30124 (walk_type, write_func_for_structure): Generate the mark_hook if
30127 2007-01-19 Jan Hubicka <jh@suse.cz>
30129 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
30130 'early' argument take inlining mode argument specifying whether to
30131 inline for size/speeed or all functions; add support for flattening;
30133 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
30135 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30138 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
30139 the name of the declared identifier.
30141 2007-01-19 Dirk Mueller <dmueller@suse.de>
30143 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
30144 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
30145 duplicate evaluation.
30147 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30149 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
30150 Macroize expander using X87MODEF12 mode macro. Extend operand 1
30151 to XFMode, use acosxf2 and truncate result to requested mode.
30152 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30153 (asin<mode>2): Similarly, with asin expanders.
30154 (*fscalexf4_i387): Rename from *fscalexf4.
30155 (expNcorexf3): New expander.
30156 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
30157 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
30158 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
30159 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
30160 patterns for SSE math.
30161 (exp10<mode>2): Similarly, with exp10 expanders.
30162 (exp2<mode>2): Similarly, with exp2 expanders.
30163 (expm1<mode>2): Similarly, with expm1 expanders.
30164 (ldexp<mode>3): Similarly, with ldexp expanders.
30165 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
30166 Use gen_truncxf<mode>2_i387_noop to truncate result.
30168 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30170 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
30171 for ColdFire targets.
30173 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
30174 Richard Sandiford <richard@codesourcery.com>
30176 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
30177 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
30178 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
30179 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
30180 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30181 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30183 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30185 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
30186 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
30187 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
30188 (*adddi_dilshr32_cf): New pattern.
30189 (adddi3, subdi3): Remove first alternatives.
30191 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30193 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
30194 implemented using move.l, do not use its cc result for floating-point
30197 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30199 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
30200 from accepting 's' constraints if flag_pic.
30202 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30204 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
30205 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
30206 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
30207 condition from TARGET_68881 to TARGET_HARD_FLOAT.
30209 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
30211 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
30212 ColdFire alternatives.
30213 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
30214 * config/m68k/m68k.md (clzsi2): Define for ColdFire
30215 architectures that support ff1 instruction.
30217 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30218 Julian Brown <julian@codesourcery.com>
30220 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
30221 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
30222 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
30225 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30227 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
30229 (output_move_const_into_data_reg, output_move_simode_const): Delete.
30230 * config/m68k/m68k.c (const_method, const_int_cost): Take a
30231 HOST_WIDE_INT instead of an rtx.
30232 (m68k_rtx_costs): Update call accordingly.
30233 (output_move_const_into_data_reg): Likewise. Fix formatting.
30234 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
30236 (output_move_simode_const): Update calls after above changes.
30237 Rework to use automatic variables and predicates like MEM_P.
30238 * config/m68k/m68k.md (pushexthisi_const): Update call to
30241 2007-01-19 Dirk Mueller <dmueller@suse.de>
30243 * tree-ssa-alias.c (perform_var_substitution): Fix typo
30244 in dump_flags test.
30246 2007-01-19 Richard Guenther <rguenther@suse.de>
30248 * builtins.c (expand_builtin_cexpi): Fall back to expanding
30249 via cexp in case sincos is not available.
30251 2007-01-19 Richard Guenther <rguenther@suse.de>
30253 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
30254 * defaults.h (TARGET_HAS_SINCOS): Default to off.
30255 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
30256 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
30257 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
30258 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
30259 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
30260 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
30262 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30264 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
30266 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
30267 (atan2xf3): Directly generate RTL pattern.
30268 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
30269 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30270 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30271 disable patterns for SSE math.
30272 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
30273 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30274 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30275 disable patterns for SSE math.
30277 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
30279 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
30281 2007-01-18 Roger Sayle <roger@eyesopen.com>
30283 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
30284 VIEW_CONVERT_EXPR to the same type as it's operand.
30286 2007-01-18 David Edelsohn <edelsohn@gnu.org>
30288 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
30289 configured for long double 128.
30291 2007-01-18 Mike Stump <mrs@apple.com>
30293 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
30296 2007-01-18 Michael Meissner <michael.meissner@amd.com>
30298 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
30301 2007-01-18 Jan Hubicka <jh@suse.cz>
30303 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
30304 greater than NUM_VOP_FREE_BUCKETS.
30306 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
30308 * tree-ssa-structalias.c: Update comments.
30309 (ptabitmap_obstack): Removed.
30310 (pta_obstack): New.
30311 (oldpta_obstack): Ditto.
30312 (stats): Add a few members.
30313 (struct variable_info): Remove node, complex, address_taken, and
30314 indirect_target members. Add oldsolution member.
30315 (new_var_info): Do not initialize removed members.
30316 (constraint_expr_type): Remove INCLUDES.
30317 (constraint_graph): Add size, implicit_preds, rep,
30318 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
30319 (FIRST_REF_NODE): New macro.
30320 (LAST_REF_NODE): Ditto.
30321 (FIRST_ADDR_NODE): Ditto.
30322 (find): New function.
30324 (dump_constraint): Do not handle INCLUDES.
30325 (insert_into_complex): Do not insert duplicate constraints.
30326 (condense_varmap_nodes): Renamed and rewritten into ...
30327 (merge_node_constraints): This. Also fix bug in handling of
30328 offseted copy constraints.
30329 (clear_edges_for_node): No longer need to deal with preds at all,
30330 or removing associated preds/succs.
30331 (merge_graph_nodes): Deal with indirect_cycles.
30332 Don't deal with predecessors.
30333 (add_implicit_graph_edge): New function.
30334 (add_pred_graph_edge): Ditto.
30335 (add_graph_edge): Don't deal with predecessors.
30336 (build_constraint_graph): Removed.
30337 (build_pred_graph): New function.
30338 (build_succ_graph): Ditto.
30339 (struct scc_info): Removed in_component. Added roots, dfs, and
30340 node_mapping. Remove visited_index, unification_queue.
30341 (scc_visit): Deal with union-find we do now.
30342 Deal with cycles with REF nodes.
30343 (collapse_nodes): Renamed and rewritten to ...
30344 (unify_nodes): This.
30345 (process_unification_queue): Removed.
30346 (topo_visit): Cleanup
30347 (do_da_constraint): Use find.
30348 (do_sd_constraint): Ditto.
30349 (do_ds_constraint): Ditto.
30350 (do_complex_constraint): Ditto.
30351 (init_scc_info): Update for removed and added members.
30352 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
30353 (find_indirect_cycles): This.
30354 (equivalence_class): New variable.
30355 (label_visit): New function.
30356 (perform_variable_substitution): Rewritten.
30357 (free_var_substitution_info): New function.
30358 (find_equivalent_node): Ditto.
30359 (move_complex_constraints): Ditto.
30360 (eliminate_indirect_cycles): Ditto.
30361 (solve_graph): Only propagate changed bits.
30362 Use indirect cycle elimination.
30364 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
30365 (tree_id_eq): Renamed to ...
30366 (tree_vi_eq): This. Update for member change
30367 (insert_id_for_tree): Renamed and rewritten to ...
30368 (insert_vi_for_tree): This.
30369 (lookup_id_for_tree): Renamed and rewritten to ...
30370 (lookup_vi_for_tree): This.
30371 (get_id_for_tree): Renamed and rewritten to ...
30372 (get_vi_for_tree): Ditto.
30373 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
30374 (process_constraint): Don't handle INCLUDES.
30375 Remove special ADDRESSOF case.
30376 (find_func_aliases): Rewrite to use vi functions instead of id
30378 (create_function_info_for): Ditto.
30379 (create_variable_info_for): Ditto.
30380 (intra_create_variable_infos): Ditto.
30381 (merge_smts_into): Ditto.
30382 (find_what_p_points_to): Ditto.
30383 (init_base_vars): Ditto.
30384 (init_alias_vars): Ditto.
30385 (remove_preds_and_fake_succs): New function.
30386 (dump_sa_points_to_info): Dump new stats.
30387 (dump_solution_for_var): Use find.
30388 (set_used_smts): Fix formatting.
30389 (compute_points_to_sets): Updated for new functions.
30390 (ipa_pta_execute): Ditto.
30392 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30393 Richard Sandiford <richard@codesourcery.com>
30395 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
30397 * calls.c (expand_call): If the return value is a PARALLEL,
30398 extract its first member.
30399 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
30400 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30401 use FUNCTION_EXTRA_EPILOGUE.
30402 (m68k_function_value): Return a PARALLEL if the return value
30403 is of a pointer type.
30404 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
30405 (FUNCTION_EXTRA_EPILOGUE): Remove.
30406 * config/m68k/m68k.md (D0_REG): New constant.
30408 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30410 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30411 output a NOP for empty epilogues.
30413 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30415 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
30416 before function. Extend register save check to include all
30417 registers, not just integer ones.
30419 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30421 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
30422 (m68k_use_return_insn): ...this.
30423 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
30424 * config/m68k/m68k.c (use_return_insn): Rename to...
30425 (m68k_use_return_insn): ...this.
30426 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
30427 of USE_RETURN_INSN.
30429 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30431 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
30432 nearest even, fix denormal rounding overflow.
30434 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30436 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
30437 f%$smove and f%$move.
30438 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
30439 (extendsfdf2_cf): Use fdmove instead of f%&move.
30440 (truncdfsf2_cf): Use fsmove instead of f%$smove.
30441 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
30443 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30445 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
30448 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30450 * real.h (real_format): Add a canonical_nan_lsbs_set field.
30451 (coldfire_single_format): Declare.
30452 (coldfire_double_format): Likewise.
30453 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
30454 of qnan_msb_set to determine the lower bits of a canonical
30456 (encode_ieee_double): Likewise.
30457 (encode_ieee_quad): Likewise.
30458 (ieee_single_format): Initialize canonical_nan_lsbs_set.
30459 (mips_single_format): Likewise.
30460 (ieee_double_format): Likewise.
30461 (mips_double_format): Likewise.
30462 (ieee_extended_motorola_format): Likewise.
30463 (ieee_extended_intel_96_format): Likewise.
30464 (ieee_extended_intel_128_format): Likewise.
30465 (ieee_extended_intel_96_round_53_format): Likewise.
30466 (ibm_extended_format): Likewise.
30467 (mips_extended_format): Likewise.
30468 (ieee_quad_format): Likewise.
30469 (mips_quad_format): Likewise.
30470 (vax_f_format): Likewise.
30471 (vax_d_format): Likewise.
30472 (vax_g_format): Likewise.
30473 (i370_single_format): Likewise.
30474 (i370_double_format): Likewise.
30475 (decimal_single_format): Likewise.
30476 (decimal_double_format): Likewise.
30477 (decimal_quad_format): Likewise.
30478 (c4x_single_format): Likewise.
30479 (c4x_extended_format): Likewise.
30480 (real_internal_format): Likewise.
30481 (coldfire_single_format): New real_format.
30482 (coldfire_double_format): Likewise.
30483 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
30484 canonical_nan_lsbs_set.
30485 (pdp11_d_format): Likewise.
30486 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
30487 if TARGET_COLDFIRE_CPU.
30489 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30491 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
30492 (output_call, m68k_legitimize_call_address): Declare.
30493 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
30494 parenthesees. Add support for a 'W' constraint.
30495 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
30496 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
30497 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
30498 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
30500 (override_options): Initialize them. Do not set flag_no_function_cse
30501 for TARGET_ID_SHARED_LIBRARY.
30502 (m68k_output_pic_call): Delete.
30503 (m68k_legitimize_call_address): New function.
30504 (print_operand): Remove the %o prefix. Handle the %p prefix.
30505 (output_call): New function.
30506 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
30507 target address from the GOT if symbolic jumps are not allowed.
30508 * config/m68k/m68k.md (call, general_operand): Do not set
30509 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
30510 Merge separate flag_pic and !flag_pic define_insns into...
30511 (*call, *call_value): ...these new patterns. Match the address
30512 rather than the containing MEM and require it to be a call_operand.
30513 Use output_call to generate the asm template.
30514 * config/m68k/predicates.md (const_call_operand): New predicate.
30515 (call_operand): Likewise.
30517 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30519 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
30520 (STACK_GROWS_DOWNWARD): Define to 1.
30521 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
30522 comments, emphasizing that these values are only defaults.
30523 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
30524 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
30526 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30528 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
30530 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30531 Richard Sandiford <richard@codesourcery.com>
30533 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
30534 (FP_REGNO_P): New macros.
30535 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
30536 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
30537 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
30538 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
30540 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30542 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30543 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
30545 * config/m68k/t-floatlib: New file, extracting common code from...
30546 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
30547 * config/m68k/t-uclinux: Here.
30548 * config/m68k/fpgnulib.c: Do not compile extendeed precision
30549 routines on ColdFire targets.
30551 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30553 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30554 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
30555 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
30556 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
30557 explicitly set MOTOROLA to 1.
30558 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
30560 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30561 Nathan Sidwell <nathan@codesourcery.com>
30563 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
30564 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
30565 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
30566 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
30567 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
30568 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
30569 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
30570 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
30571 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
30572 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30573 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
30574 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
30575 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
30576 (DBX_REGISTER_NUMBER): Delete.
30577 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
30578 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30579 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
30581 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30583 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
30584 * config/flat.h: New file.
30585 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
30586 OBJECT_FORMAT_FLAT.
30587 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
30588 indirect references for -msep-data or -mid-shared-library.
30589 Do not use PC-relative code addresses either.
30590 * config/m68k/m68k.c (override_options): Restrict -fPIC error
30592 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
30593 for shared libraries and crt1.o for executables. Use crti.o and
30595 (ENDFILE_SPEC): Use crtend.o and crtn.o.
30596 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
30597 Do not add -elf2flt or -shared-lib-id options here.
30598 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
30599 Pass -shared-lib-id if -mid-shared-library, taking the library
30600 identifier from -mshared-library-id if given, otherwise
30602 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
30603 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
30604 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
30605 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
30606 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
30607 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
30609 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
30610 jump sequence for ISA A and ISA A+.
30611 (PICJUMP): Likewise.
30613 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30615 * config.gcc (m68k-*-uclinux*): Base the port on the common
30616 and m68k GNU/Linux files rather than on the generic ELF ones.
30617 * config/m68k/uclinux.h (TARGET_VERSION): Override.
30618 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
30620 2007-01-18 Julian Brown <julian@codesourcery.com>
30621 Richard Sandiford <richard@codesourcery.com>
30623 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
30624 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30625 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
30627 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
30628 80 unconditionally.
30629 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30631 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30633 * doc/install.texi: Document m68k-uclinuxoldabi.
30634 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
30635 * config/m68k/uclinux-oldabi.h: New file, copied from
30636 config/m68k/uclinux.h.
30638 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
30640 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
30641 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
30642 (m32r_compute_frame_size): Use unsigned for regno.
30643 (m32r_reload_lr): Use gen_frame_mem.
30645 (m32r_output_function_epilogue): Don't output the function epilogue
30647 (m32r_expand_epilogue): New.
30648 (direct_return): Return false if the function has the interrupt
30650 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
30651 * config/m32r/m32r.md (epilogue): New expander.
30652 (return_lr, return_rte): New insns.
30653 (return): Make it expander.
30654 (return_normal): New expander.
30656 2007-01-18 Josh Conner <jconner@apple.com>
30659 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
30660 support for UNLE, UNLT, UNGE, and UNGT.
30662 2007-01-18 Jan Hubicka <jh@suse.cz>
30664 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
30665 * tree-tailcall (add_virtual_phis): Likewise.
30666 (optimize_tail_call): Return TODOs.
30667 (execute_tail_calls): Return TODOs.
30668 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
30669 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
30671 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30672 Cleanup cfg using TODO.
30673 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
30674 * passes.c (execute_function_todo): When cleanup did something, remove
30676 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
30677 (make_edges): Don't cleanup_cfg.
30679 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
30681 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
30682 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
30683 operate on the top of stack.
30684 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
30685 register handling of instructions that output to the second
30687 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
30688 (move_for_stack_reg): Special-case check for dead destination
30689 stack slot for constant load of 1.0 inside UNSPEC_TAN.
30691 * config/i386/i386.md (UNSPEC_TAN): New constant.
30692 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
30693 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
30694 to correctly model move of constant 1.0 to top stack slot.
30695 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
30696 (unnamed peephole2 pattern): Remove corresponding peephole2
30697 pattern that optimizes tan insn and loading of constant 1.0.
30698 (tanxf2): Use fptanxf4_i387.
30699 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
30700 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
30701 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30702 disable patterns for SSE math.
30703 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
30704 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
30706 2007-01-18 Dirk Mueller <dmueller@suse.de>
30707 Richard Guenther <rguenther@suse.de>
30710 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
30711 * common.opt (Warray-bounds): Add new warning option.
30712 * c-opts.c (c_common_handle_option): Define -Warray-bounds
30714 * Makefile.in: make tree-vrp.o depend on toplev.h
30715 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
30717 (check_array_refs, check_array_bounds, check_array_ref): New.
30719 2007-01-18 Jan Hubicka <jh@suse.cz>
30721 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
30722 (execute_ssa_ccp): Return flags conditionally.
30723 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
30725 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
30727 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
30729 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
30730 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
30732 * Makefile.c (GTFILES): Add cfglayout.h.
30733 * gengtype.c (open_base_files): Likewise.
30734 * cfglayout.c (cfg_layout_function_footer,
30735 cfg_layout_function_header) Reindent to make gengtype happy.
30736 * cfglayout.h (cfg_layout_function_footer,
30737 cfg_layout_function_header): Add GTY(()) marker.
30739 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
30741 2007-01-18 Ben Elliston <bje@au.ibm.com>
30743 * genautomata.c (write_automata): Include xstrerror output in the
30744 error message if writing the DFA description file fails.
30746 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
30748 * config/mips/mips-protos.h (mips_output_external): Make it
30750 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
30751 * config/mips/mips.c (irix_output_external_libcall): Likewise.
30752 (extern_list): Likewise.
30753 (extern_head): Likewise.
30754 (TARGET_ASM_FILE_END): Likewise.
30755 (mips_file_end): Likewise.
30756 (mips_output_external): Rewritten.
30758 2007-01-18 Ben Elliston <bje@au.ibm.com>
30760 * genpreds.c (write_insn_preds_c): Only write out the function
30761 body for regclass_for_constraint if we have register constraints.
30763 2007-01-17 Tom Tromey <tromey@redhat.com>
30765 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
30766 * doc/install.texi (Testing): Use sourceware.org.
30767 (Binaries): Likewise.
30768 (Specific): Likewise.
30769 * doc/contrib.texi (Contributors): Use sourceware.org.
30771 2007-01-17 Anatoly Sokolov <aesok@post.ru>
30773 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
30774 (AVR_ENHANCED): Rename to ...
30775 (AVR_HAVE_MUL): ... new.
30776 (avr_enhanced_p): Rename to ...
30777 (avr_have_mul_p): ... new.
30778 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
30779 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
30780 * config/avr/avr.c (avr_enhanced_p): Rename to ...
30781 (avr_have_mul_p): ... new.
30782 (base_arch_s): Rename 'enhanced' to 'have_mul'.
30783 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
30784 'avr_enhanced_p' and 'enhanced'.
30785 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
30786 AVR_HAVE_MUL instead of AVR_ENHANCED.
30787 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30788 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
30789 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
30790 instead of AVR_ENHANCED.
30791 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30792 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
30793 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
30795 2007-01-17 Ian Lance Taylor <iant@google.com>
30797 * vec.h (VEC_reserve_exact): Define.
30798 (vec_gc_p_reserve_exact): Declare.
30799 (vec_gc_o_reserve_exact): Declare.
30800 (vec_heap_p_reserve_exact): Declare.
30801 (vec_heap_o_reserve_exact): Declare.
30802 (VEC_OP (T,A,reserve_exact)): New static inline function, three
30804 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
30805 negative parameter.
30806 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
30807 (VEC_OP (T,A,copy)) [all versions]: Likewise.
30808 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
30809 * vec.c (calculate_allocation): Add exact parameter. Change all
30811 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
30812 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
30813 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
30814 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
30815 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
30816 (vec_heap_p_reserve_exact): New function.
30817 (vec_heap_o_reserve_exact): New function.
30819 2007-01-17 Jan Hubicka <jh@suse.cz>
30821 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
30823 2007-01-17 Eric Christopher <echristo@apple.com>
30825 * config.gcc: Support core2 processor.
30827 2007-01-16 Jan Hubicka <jh@suse.cz>
30829 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
30830 the names, just unlink the chain so we don't crash on dangling
30834 2007-01-16 Jan Hubicka <jh@suse.cz>
30836 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
30837 * tree-pass.h: Reorder to make IPA passes appear toegher.
30838 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
30840 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
30841 parameters, do not call early inliner.
30842 * ipa-inline.c: Update comments. Include tree-flow.h
30843 (cgraph_decide_inlining): Do not compute inlining parameters.
30844 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
30845 be called with function context set up.
30846 (pass_ipa_inline): Remove unreachable functions before pass.
30847 (cgraph_early_inlining): Simplify assuming to be called from the
30849 (pass_early_inline): New pass.
30850 (cgraph_gate_ipa_early_inlining): New gate.
30851 (pass_ipa_early_inline): Turn into simple wrapper.
30852 (compute_inline_parameters): New function.
30853 (gate_inline_passes): New gate.
30854 (pass_inline_parameters): New pass.
30855 (apply_inline): Move here from tree-optimize.c
30856 (pass_apply_inline): New pass.
30857 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
30859 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
30860 doing them by hand.
30861 (tree_function_versioning): Do not allocate dummy struct function.
30862 * tree-inline.h (optimize_inline_calls): Update prototype.
30863 * tree-optimize.c (execute_fixup_cfg): Export.
30864 (pass_fixup_cfg): Remove
30865 (tree_rest_of_compilation): Do not apply inlines.
30866 * tree-flow.h (execute_fixup_cfg): Declare.
30867 * Makefile.in (gt-passes.c): New.
30868 * passes.c: Include gt-passes.h
30869 (init_optimization_passes): New passes.
30870 (nnodes, order): New static vars.
30871 (do_per_function_toporder): New function.
30872 (execute_one_pass): Dump current pass here.
30873 (execute_ipa_pass_list): Don't dump current pass here.
30875 2007-01-16 Janis Johnson <janis187@us.ibm.com>
30877 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
30878 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
30880 2007-01-16 David Edelsohn <edelsohn@gnu.org>
30882 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
30883 (strong_alias): Define.
30884 (__gcc_qmul): Provide non-FMA for soft-float.
30885 (__gcc_qdiv): Same.
30890 (__gcc_qunord): New.
30900 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
30901 soft-float functions.
30902 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
30903 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
30904 about long double soft float.
30906 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
30907 Tehila Meyzels <tehila@il.ibm.com>
30909 * tree-vectorizer.h (is_pattern_stmt_p): New.
30910 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
30911 formatting (tabs instead of spaces). Cleanup and clarify setting
30912 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
30913 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
30914 (vectorizable_type_demotion): Check that types are integral.
30915 (vectorizable_type_promotion): Likewise.
30916 (vectorizable_store): Fix typo. Eliminate new-line at end of
30919 2007-01-16 Jan Hubicka <jh@suse.cz>
30921 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
30924 2007-01-15 Eric Christopher <echristo@apple.com>
30926 * ifcvt.c: Include vec.h, vecprim.h.
30927 (check_cond_move_block): New argument regs.
30928 Reorganize. Add registers used to regs.
30929 (cond_move_process_if_block): Use regs set above as
30932 2007-01-15 Eric Christopher <echristo@apple.com>
30934 * config/darwin.h: Update copyright.
30935 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
30936 (LINK_COMMAND_SPEC): Add -u.
30937 (LINK_SPEC): Fix umbrella for above.
30939 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
30941 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
30944 2007-01-15 Tom Tromey <tromey@redhat.com>
30946 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
30947 * doc/install.texi (Testing): Don't mention jacks.
30948 (Configuration): Document --enable-java-maintainer-mode. Move
30949 --with-java-home to libgcj-specific section. Document
30951 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
30953 2007-01-15 Jan Hubicka <jh@suse.cz>
30955 * tree-ssa-dce.c (DCE_TODOs): New.
30956 (propagate_necessity): Return if something changed.
30957 (eliminate_unnecessary_stmts): Likewise.
30958 (perform_tree_ssa_dce): Return TODO flags when needed.
30959 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
30961 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
30963 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
30964 (fyl2x_extend<mode>xf3_i387): New insn pattern.
30965 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
30966 patterns using X87MODEF12 mode macro. Extend operand 1
30967 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30968 (log10<mode>2): Ditto.
30969 (log2<mode>2): Ditto.
30970 (log1p<mode>2): Ditto.
30971 (logb<mode>2): Ditto.
30972 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
30973 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
30974 (*fxtractxf3_i387): Rename from *fxtractxf3.
30975 (fxtract_extend<mode>xf3_i387): New insn pattern.
30976 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
30977 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
30978 and gen_fyl2xxf3_i387().
30980 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
30982 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
30983 * cfgloopmanip.c (fix_loop_placement): Made static. Use
30984 get_loop_exit_edges. Changed return type to bool.
30985 * cfgloop.h (fix_loop_placement): Declaration removed.
30987 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
30989 * param.h (MIN_VECT_LOOP_BOUND): New.
30990 * params.def (MIN_VECT_LOOP_BOUND): New.
30991 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
30992 argument - minimum threshold for number of iterations.
30993 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
30994 argument to declaration.
30995 * tree-vect-analyze.c (vect_analyze_operations): Check value of
30996 MIN_VECT_LOOP_BOUND.
30997 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
30998 slpeel_tree_peel_loop_to_edge with additional argument.
30999 (vect_do_peeling_for_alignment): Likewise.
31000 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
31002 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
31005 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
31006 operands of size 1.
31008 2007-01-14 Jan Hubicka <jh@suse.cz>
31010 * tree-dfa.c (remove_referenced_var): New function.
31011 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
31012 prune referenced vars list too.
31013 * tree-flow.h (remove_referenced_var): Declare.
31015 2007-01-14 Jan Hubicka <jh@suse.cz>
31017 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
31019 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
31020 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
31021 * except.h (verify_eh_throw_table_statements): Kill prototype.
31022 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
31023 into call exrepssions.
31024 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
31026 * tree-cfg.c: Include pointer-set.h.
31027 (verify_node_sharing): Work on pointer set.
31028 (verify_eh_throw_stmt_node): New.
31029 (verify_stmts): Use pointers sets, verify throw_stmt.
31031 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
31033 * ipa-reference.c (analyze_function): Consider also addresses taken
31036 2007-01-12 Roger Sayle <roger@eyesopen.com>
31038 * c-typeck.c (null_pointer_constant_p): Replace use of
31039 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31040 (build_c_cast): Likewise.
31042 2007-01-12 Roger Sayle <roger@eyesopen.com>
31044 * tree.h (force_fit_type_double): Remove unused final argument.
31045 * c-common.c (constant_expression_warning): Replace use of
31046 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31047 (convert_and_check): Likewise.
31048 (shorten_compare): Update call to force_fit_type_double.
31049 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
31050 * convert.c (convert_to_pointer): Update call to
31051 force_fit_type_double.
31052 * fold-const.c (force_fit_type_double): Remove overflowed_const
31054 (int_const_binop, fold_convert_const_int_from_int,
31055 fold_convert_const_int_from_real, fold_div_compare,
31056 fold_sign_changed_comparison, fold_unary, fold_negate_const,
31057 fold_abs_const, fold_not_const): Remove the final argument from
31058 calls to force_fit_type_double.
31060 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
31062 * configure.ac: Set insn to "nop" for spu-*-* also.
31063 * configure: Regenerate.
31065 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
31067 * builtins.def : Add BUILT_IN_FREE.
31069 2007-01-12 Jan Hubicka <jh@suse.cz>
31071 PR tree-optimization/30443
31072 * tree-inline.c (tree_function_versioning): Do not optimize when
31073 cloning for inlining.
31075 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
31077 * doc/loop.texi: Document recording of loop exits.
31078 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
31079 (update_single_exits_after_duplication,
31080 update_single_exit_for_duplicated_loop,
31081 update_single_exit_for_duplicated_loops): Removed.
31082 (duplicate_loop_to_header_edge): Do not call
31083 update_single_exits_after_duplication and
31084 update_single_exit_for_duplicated_loops.
31085 (loop_version): Do not update single_exit information.
31086 (fix_loop_structure): Use record_loop_exits instead of
31087 mark_single_exit_loops.
31088 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
31089 the lists of loop exits.
31090 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
31091 split_edge, merge_blocks): Update the lists of loop exits.
31092 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
31093 loop_optimizer_init.
31094 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
31095 of mark_single_exit_loops.
31096 (loop_optimizer_finalize): Call release_recorded_exits.
31097 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
31098 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
31099 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
31100 update single exit information.
31101 * lambda-code.c (perfect_nestify): Ditto.
31102 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
31103 (mark_single_exit_loops): Removed.
31104 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
31105 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
31106 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
31108 (get_loop_exit_edges, single_exit): Use recorded exit lists.
31109 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
31110 (verify_loop_structure): Verify consistency of the exit lists.
31111 (flow_loops_find): Use alloc_loop. Initialize exits hash.
31112 (set_single_exit): Removed.
31113 * cfgloop.h (struct loop_exit): New function.
31114 (struct loop): single_exit_ field replaced by exits field.
31115 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
31116 LOOPS_HAVE_RECORDED_EXITS.
31117 (struct loops): Added exits hash.
31118 (mark_single_exit_loops, set_single_exit): Declaration removed.
31119 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
31121 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31123 * doc/invoke.texi: Avoid use of @headitem.
31125 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31127 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
31129 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31131 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
31134 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31135 Richard Sandiford <richard@codesourcery.com>
31137 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
31138 * config/m68k/m68k.opt: Resort options.
31139 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
31141 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31142 Richard Sandiford <richard@codesourcery.com>
31144 * doc/invoke.texi: Document the macros that are defined by
31145 m68k's -mtune and -mhard-float options.
31146 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
31147 (m68k_cpp_cpu_family): Likewise.
31148 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
31149 of __ucfv*__ macros. Define __mcffpu__ if generating code for
31150 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
31151 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
31152 (m68k_cpp_cpu_family): Likewise.
31154 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31156 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
31157 macros besides mc68000 as tuning macros. Use a switch statement
31158 to set them and mcpu32.
31160 2007-01-12 Julian Brown <julian@codesourcery.com>
31162 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
31163 (TARGET_68040_ONLY): Rename to...
31164 (TARGET_68040): ...this.
31165 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
31166 * config/m68k/m68k.md: Likewise.
31168 2007-01-12 Julian Brown <julian@codesourcery.com>
31169 Nathan Sidwell <nathan@codesourcery.com>
31170 Richard Sandiford <richard@codesourcery.com>
31172 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
31173 the -mcpu= argument associated with the --with-cpu setting.
31174 Define M68K_DEFAULT_TUNE to the default -mtune= option,
31175 if different from the one implied by the -mcpu setting.
31176 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
31177 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
31178 * doc/invoke.texi: Mention ColdFire in the introduction to the
31179 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
31180 -mno-div and -mhard-float options. Make -m68881 a synonym for
31181 -mhard-float. Document the previously-undocumented -m5206e,
31182 -m528x, -m5307 and -m5407 options. Tweak the existing option
31183 documentation for consistency.
31184 * doc/install.texi: Mention new --with-cpu arguments.
31185 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
31186 default CPU if neither -mcpu nor -march are specified.
31187 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
31188 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
31189 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
31190 using m68k_tune to decide between families that implement the
31191 same ISA. Use m68k_tune to set __mcfv4e__.
31192 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
31193 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
31194 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
31195 (FL_ISA_C, FL_ISA_MMU): New macros.
31196 (MASK_COLDFIRE): Delete.
31197 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
31198 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
31199 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
31200 (TARGET_HARD_FLOAT): Do not define here.
31201 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
31202 (TUNE_68000): New macro.
31203 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
31204 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
31205 (TUNE_CFV2): Redefine in terms of m68k_tune.
31206 (uarch_type, target_device, fpu_type): New enums.
31207 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
31208 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
31209 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
31210 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
31211 (FL_FOR_isa_c): New macros.
31212 (m68k_isa): New enum.
31213 (m68k_target_selection): New structure.
31214 (all_devices, all_isas, all_microarchs): New tables.
31215 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
31216 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
31217 (MASK_ALL_CPU_BITS): Delete.
31218 (m68k_find_selection): New function.
31219 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
31220 Map the legacy target options to a combination of the new ones.
31221 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
31222 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
31223 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
31225 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
31226 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
31228 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
31229 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
31230 * config/m68k/m68k-devices.def: New file.
31232 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31233 Nathan Sidwell <nathan@codesourcery.com>
31235 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
31236 (SUBTARGET_EXTRA_SPECS): New macros.
31237 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
31238 use %(asm_cpu_spec) instead.
31239 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
31240 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
31241 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
31242 (EXTRA_SPECS): Rename to...
31243 (SUBTARGET_EXTRA_SPECS): ...this.
31245 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31246 Richard Sandiford <richard@codesourcery.com>
31247 Julian Brown <julian@codesourcery.com>
31249 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31250 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
31251 to the configuration's default CPU.
31252 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
31253 Remove default masks.
31254 (m680[012]0-*-*): Set the default with_cpu to the first part of
31256 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
31257 (m68k*-*-linux): Extend the --with-cpu handling to...
31258 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
31259 and m68010. Don't set target_cpu_default2.
31260 * doc/install.texi: Document --with-cpu for m68k.
31261 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
31262 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
31263 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
31264 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
31265 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
31266 (ASM_SPEC): Remove use of %(asm_cpu_default).
31267 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
31268 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
31269 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
31270 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
31271 __HAVE_FPU__ if TARGET_HARD_FLOAT.
31272 (TARGET_DEFAULT): Delete.
31273 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
31274 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
31275 (CPP_CPU_SPEC): Delete.
31276 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
31277 the appropriate string.
31278 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
31279 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
31280 (ASM_SPEC): Don't use %(asm_default_spec).
31281 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
31282 TARGET_DEFAULT and add MASK_68881.
31283 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
31285 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31287 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
31288 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
31289 MASK_68010 alongside MASK_68020.
31290 * doc/invoke.texi: Document -m68010.
31291 * config/m68k/m68k.opt (m68010): New.
31292 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
31294 (TUNE_68010): New macro.
31295 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
31296 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
31297 (M68K_CPU_m68332): Add MASK_68010.
31298 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
31299 fallback definition.
31300 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
31302 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
31303 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
31304 to all entries that use MASK_68020.
31305 (output_move_simode_const, output_move_himode, output_move_qimode)
31306 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
31307 instead of TARGET_68020 to select clr behavior. Remove comment
31308 about there being no TARGET_68010.
31309 * config/m68k/m68k.md: Likewise throughout.
31311 2007-01-12 Julian Brown <julian@codesourcery.com>
31313 * config/m68k/m68k.h (TARGET_ISAB): New macro.
31314 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
31315 * config/m68k/m68k.md: Likewise.
31317 2007-01-12 Julian Brown <julian@codesourcery.com>
31319 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
31320 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
31322 2007-01-12 Julian Brown <julian@codesourcery.com>
31324 * config/m68k/m68k.h (TUNE_68040_60): New macro.
31325 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
31326 * config/m68k/m68k.md: Likewise.
31328 2007-01-12 Julian Brown <julian@codesourcery.com>
31329 Richard Sandiford <richard@codesourcery.com>
31331 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
31332 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
31333 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
31335 (TARGET_CPU32): Rename to...
31336 (TUNE_CPU32): ...this.
31337 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
31338 (TUNE_CFV2): New macros.
31339 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
31340 remove conditions that are implied by TARGET_68020.
31341 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
31342 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
31343 (m68k_output_function_epilogue): Likewise.
31344 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
31345 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
31346 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
31347 non-68000 timings. Refactor multiplication and division costs.
31348 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
31349 TUNE_CPU32 instead of TARGET_CPU32.
31350 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
31351 and TUNE_68060 instead of TARGET_68060.
31352 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
31353 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
31355 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
31356 && !TARGET_COLDFIRE" to choose between moveq and clr.
31357 Likewise in the unnamed movsf pattern.
31358 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
31359 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
31362 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31364 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
31365 of tabbing before backslashes.
31367 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31369 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
31370 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
31371 (ASM_OUTPUT_INTERNAL_LABEL): Define.
31373 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31375 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
31376 find_interesting_uses_cond.
31377 (find_interesting_uses_cond): Use extract_cond_operands.
31378 (rewrite_use_compare): Use extract_cond_operands and
31379 force_gimple_operand_bsi. Do not call update_stmt.
31380 (determine_use_iv_cost_condition): Use extract_cond_operands.
31381 Return cheaper of using original bound and changing the exit bound.
31383 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31385 PR tree-optimization/29516
31386 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
31387 most_expensive_mult_to_index, addr_to_parts,
31388 create_mem_ref, maybe_fold_tmr): Make the type of
31389 fields of TARGET_MEM_REF sizetype.
31390 (move_fixed_address_to_symbol, move_pointer_to_base):
31392 * tree.def (TARGET_MEM_REF): Add comment on types of
31395 2007-01-11 Joseph Myers <joseph@codesourcery.com>
31397 * c-common.c (vector_types_convertible_p): Treat opaque types as
31398 always convertible if they have the same size, but not otherwise.
31400 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
31402 * ifcvt.c (struct noce_if_info): Add comments to the fields.
31403 Remove the b_unconditional field.
31404 (noce_try_sign_mask): Do not look at b_unconditional.
31405 (noce_process_if_block): Do not use merge_if_blocks. Update
31406 the CFG here. Do not set b_unconditional.
31407 (cond_move_process_if_block): Likewise.
31408 (find_cond_trap): Likewise.
31409 (check_cond_move_block): Require simple jump insns at the end
31410 of the basic block.
31412 2007-01-11 Jan Hubicka <jh@suse.cz>
31414 PR tree-optimization/1046
31415 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
31416 when alias info is not ready.
31417 (pass_tail_recursion): Do not require aliasing.
31418 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
31419 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
31420 * tree-ssa-copy.c (pass_copy_prop): Likewise.
31421 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
31422 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
31423 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
31424 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
31426 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
31427 When aliasing is not build, mark statement as volatile.
31429 2007-01-11 Tom Tromey <tromey@redhat.com>
31431 PR preprocessor/15185, PR preprocessor/20989:
31432 * doc/cppopts.texi <-MT>: Update description of algorithm for
31433 computing default target.
31434 <-M, -MD>: Reword "basename" text.
31436 2007-01-11 Roger Sayle <roger@eyesopen.com>
31438 * builtins.c (expand_builtin_pow, expand_builtin_powi,
31439 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
31440 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
31441 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
31442 fold_builtin_bswap, real_constp, fold_builtin_pow,
31443 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
31444 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
31445 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31446 * convert.c (convert_to_pointer): Likewise.
31447 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
31448 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
31449 const_binop, fold_convert_const_int_from_int,
31450 fold_convert_const_int_from_real,
31451 fold_convert_const_real_from_real, sign_bit_p,
31452 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
31453 fold_sign_changed_comparison, fold_unary, fold_comparison,
31454 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
31455 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
31456 * print-tree.c (print_node_brief, print_node): Likewise.
31457 * stor-layout.c (place_field, layout_type): Likewise.
31458 * tree-chrec.c (keep_cast): Likewise.
31459 * tree.c (build_vector, build_real, build_real_from_int_cst,
31460 build_complex): Likewise.
31462 2007-01-11 Roger Sayle <roger@eyesopen.com>
31464 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
31465 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
31467 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
31469 * configure.ac (strict1_warn): Rename to strict_warn.
31470 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
31471 cc_set_by_configure, quoted_cc_set_by_configure,
31472 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
31473 all_boot_languages, all_stagestuff): Remove.
31474 (target_list): Remove bootstrap targets.
31475 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
31476 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
31477 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
31478 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
31479 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
31480 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
31481 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
31482 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
31483 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
31484 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
31485 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
31486 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
31487 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
31488 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
31489 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
31490 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
31491 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
31492 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
31493 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
31494 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
31495 (mostlyclean): Adjust.
31496 (clean, distclean): Don't mention bootstrap stuff.
31497 * configure: Regenerate.
31498 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
31499 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
31500 treelang/config-lang.in (stagestuff): Remove.
31501 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
31502 stageprofile, stagefeedback, stagestuff): Remove mention.
31504 2007-01-11 Nick Clifton <nickc@redhat.com>
31506 * config/mcore/predicates.md (mcore_general_movesrc_operand):
31508 (mcore_general_movdst_operand): Do not accept CONST_INTs.
31509 (mcore_arith_K_S_operand): Run the test for the S constraint not
31510 the test for the M constraint.
31511 (mcore_addsub_operand): Do not accept integer values that are
31512 larger than 32 bits.
31513 * config/mcore/mcore.md: Remove unused constraints from split.
31514 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
31515 (addsi3): Likewise.
31516 (allocate_stack): Likewise.
31517 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
31518 operands to 32 bits.
31519 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
31521 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
31522 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
31523 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
31524 mcore_output_bclri, mcore_output_andn, output_inline_const,
31525 mcore_output_move, mcore_output_movedouble): Likewise.
31526 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
31527 (output_inline_const): Likewise.
31528 (output_inline_const): Fix format strings used in sprintf
31530 * config/mcore/mcore-protos.h: Update prototypes for changed
31531 functions in mcore.c.
31532 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
31533 HOST_WIDE_INT and not int.
31534 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
31535 CONST_OK_FOR_N): Likewise.
31536 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
31537 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
31540 2007-01-10 Jan Hubicka <jh@suse.cz>
31542 * tree-vrp.c (remove_range_assertions): Release defs.
31543 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
31544 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
31546 2007-01-10 Paul Brook <paul@codesourcery.com>
31548 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
31549 * config/arm/arm.md (mulsi3subsi): New insn.
31551 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
31553 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
31554 (tree_transform_and_unroll_loop): New.
31555 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
31558 2007-01-10 Robert Kennedy <jimbob@google.com>
31560 * fold-const.c (fold_comparison): Fold comparisons like (x *
31561 1000 < 0) to (x < 0).
31563 2007-01-10 Ian Lance Taylor <iant@google.com>
31565 * tree-pretty-print.c (dump_generic_node): Print parentheses when
31566 operands have the same priority.
31568 2007-01-10 Tom Tromey <tromey@redhat.com>
31570 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
31571 (fold_binary): Likewise.
31572 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
31573 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
31574 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
31575 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
31576 * langhooks.h (struct lang_hooks): Removed field
31577 'can_use_bit_fields_p'.
31579 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
31581 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
31583 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
31585 * function.c (get_last_funcdef_no): New function.
31586 * function.h (get_last_funcdef_no): Declare.
31587 * tree-inline.c (initialize_cfun): Add initialization.
31588 (tree_function_versioning): Cleanup.
31590 2007-01-10 Jan Hubicka <jh@suse.cz>
31592 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
31595 2007-01-10 Sa Liu <saliu@de.ibm.com>
31596 Ben Elliston <bje@au.ibm.com>
31598 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
31599 for SAVE_NONLOCAL and Pmode for any other save level.
31600 * spu-protos.h (spu_restore_stack_block): Declare.
31601 * spu.md (save_stack_block): Remove.
31602 (restore_stack_block): Call spu_restore_stack_block.
31603 * spu.c (spu_restore_stack_block): New function.
31604 (spu_expand_epilogue): Remove old comment.
31606 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
31608 PR tree-optimization/30322
31609 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
31610 (cand_value_at): Return the value as aff_tree.
31611 (may_eliminate_iv): Convert the bound from aff_tree to tree.
31612 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
31613 aff_combination_mult): New functions.
31614 (aff_combination_add): Use aff_combination_add_cst.
31615 (aff_combination_convert): Allow conversions to a wider type.
31616 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
31617 * tree-affine.h (aff_combination_mult): Declare.
31619 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
31621 * doc/tm.texi: Update documentation to reflect reality of exec
31622 and start file search behaviours. Update copyright year.
31623 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
31624 header file directories.
31626 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
31628 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
31629 (*cosxf2): Rename to cosxf2_i387.
31630 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
31631 using X87MODEF12 mode macro. Rename patterns to
31632 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
31634 (*cosdf2, *cossf2): Ditto.
31635 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
31636 to match extended input operands.
31637 (sincos<mode>3): New expander.
31638 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
31639 insn patterns and corresponding splitters.
31641 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
31643 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
31644 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
31646 2007-01-09 Nicolas Pitre <nico@cam.org>
31649 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
31651 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31653 * target.h (struct gcc_target): New field library_rtti_comdat.
31654 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
31655 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
31656 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
31657 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
31659 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31661 * doc/invoke.texi (Optimize Options): Correct description of -O0.
31663 2007-01-08 Richard Guenther <rguenther@suse.de>
31665 * tree.h (force_fit_type_double): Export.
31666 (force_fit_type): Remove.
31667 * fold-const.c (force_fit_type_double): New function.
31668 (force_fit_type): Remove.
31669 (int_const_binop): Use it.
31670 (fold_convert_const_int_from_int): Likewise.
31671 (fold_convert_const_int_from_real): Likewise.
31672 (fold_div_compare): Likewise.
31673 (fold_sign_changed_comparison): Likewise.
31674 (fold_unary): Likewise.
31675 (fold_negate_const): Likewise.
31676 (fold_abs_const): Likewise.
31677 (fold_not_const): Likewise.
31678 * c-common.c (shorten_compare): Use force_fit_type_double.
31679 * convert.c (convert_to_pointer): Likewise.
31681 2007-01-08 Richard Guenther <rguenther@suse.de>
31683 * tree.h (build_int_cst_wide_type): Export.
31684 * tree.c (build_int_cst_wide_type): New function.
31685 (build_int_cst_wide): Fix comment.
31686 * builtins.c (fold_builtin_object_size): Use build_int_cst
31687 to build -1 or 0 of the correct type. Use fit_double_type
31688 to check for overflow.
31689 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
31691 (decode_field_reference): Likewise.
31692 (all_ones_mask_p): Likewise.
31693 (native_interpret_int): Use build_int_cst_wide_type.
31694 (fold_binary): Use build_int_cst_type to build an all-ones
31696 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
31698 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
31700 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
31702 2007-01-09 Ben Elliston <bje@au.ibm.com>
31704 * genautomata.c (STATS_OPTION): New option.
31705 (stats_flag): New flag.
31706 (gen_automata_option): Handle it.
31707 (initiate_automaton_gen): Ditto.
31708 (write_automata): Output statistics only if stats_flag is
31709 set. Likewise, output time statistics only if time_flag is set.
31710 * doc/md.texi (Processor pipeline description): Document new flag.
31712 2007-01-08 Richard Guenther <rguenther@suse.de>
31714 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
31715 * tree.c (build_int_cst_type): Likewise.
31716 (size_in_bytes): Don't call force_fit_type on the result.
31717 (int_fits_type_p): Use fit_double_type.
31718 * fold-const.c (fit_double_type): New function.
31719 (force_fit_type): Use it.
31720 * tree.h (fit_double_type): Export.
31722 2007-01-08 Jan Hubicka <jh@suse.cz>
31724 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
31725 * ipa.c (function_and_variable_visibility): Fix return type.
31727 2007-01-08 Richard Guenther <rguenther@suse.de>
31729 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
31730 of offset to build the index.
31731 * tree-pretty-print.c (dump_generic_node): Don't build negated
31732 const just for printing.
31733 * c-pretty-print.c (pp_c_integer_constant): Likewise.
31734 * builtins.c (fold_builtin_int_roundingfn): Check if result
31735 fits the type by using force_fit_type and comparing the result.
31736 * predict.c (predict_loops): Use compare_tree_int for comparison.
31737 * tree.c (build_int_cst): Fall back to integer_type_node for
31739 (build_int_cst_wide): Assert type is non-null.
31741 2007-01-08 Roberto Costa <roberto.costa@st.com>
31743 * tree-vrp.c (extract_range_from_cond_expr): New.
31744 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
31745 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
31747 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
31748 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
31749 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
31750 used as expressions.
31751 * tree-object-size.c (cond_expr_object_size): New.
31752 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
31754 2007-01-08 Jan Hubicka <jh@suse.cz>
31756 * tree-ssa-forwprop.c (forward_propagate_into_cond,
31757 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
31760 2007-01-08 Richard Guenther <rguenther@suse.de>
31762 PR tree-optimization/23603
31763 * tree-vrp.c (set_value_range_to_truthvalue): New function.
31764 (extract_range_from_binary): Fall back to truthvalue instead of
31765 varying for TRUTH_*_EXPR.
31766 (extract_range_from_comparison): Fall back to truthvalue instead of
31768 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
31769 if all visited PHI values were constant.
31771 2007-01-08 Jan Hubicka <jh@suse.cz>
31773 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
31774 (cgraph_analyze_function): break out from ...
31775 (cgraph_finalize_compilation_unit): ... here.
31776 (cgraph_expand_function): Remove forgoten commented out line.
31777 (cgraph_optimize): Analyze functions.
31779 2007-01-08 Jan Hubicka <jh@suse.cz>
31781 * tree-pas.h (TODO_remove_function): New flag.
31782 (TODO_update*): Renumber.
31783 (pass_ipa_increase_alignment,
31784 pass_ipa_function_and_variable_visibility): New passes.
31785 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
31786 (cgraph_function_and_variable_visibility): Move to ipa.c
31787 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
31788 cgraph_increase_alignment.
31789 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
31790 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
31791 calling tree-inline.
31792 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
31793 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
31794 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
31795 (gate_increase_alignment): New function.
31796 (pass_ipa_increase_alignment): New pass.
31797 * ipa.c: Inline tree-pass.h and timevar.h
31798 (function_and_variable_visibility): Move here from cgraphunit.c
31799 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
31800 * passes.c (init_optimization_passes): Add the two new passes.
31801 (execute_todo): Handle cgraph_remove_functions.
31803 2007-01-08 Nick Clifton <nickc@redhat.com>
31805 * config/frv/predicates.md (reg_or_0_operand): Accept
31808 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
31810 * config/bfin/rtems.h, config/bfin/t-rtems: New.
31811 * config.gcc: Add bfin*-rtems*.
31813 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31815 * c.opt: Add -flax-vector-conversions.
31816 * c-typeck.c (convert_for_assignment): Pass flag to
31817 vector_types_convertible_p to allow emission of note.
31818 (digest_init): Likewise.
31819 * c-opts.c: Handle -flax-vector-conversions.
31820 * c-common.c (flag_lax_vector_conversions): New.
31821 (vector_types_convertible_p): Unless -flax-vector conversions
31822 has been passed, disallow conversions between vectors with
31823 differing numbers of subparts and/or element types. If such
31824 a conversion is disallowed, possibly emit a note on the first
31825 occasion only to inform the user of -flax-vector-conversions.
31826 The new last argument specifies this.
31827 * c-common.h (flag_lax_vector_conversions): New.
31828 (vector_types_convertible_p): Add extra argument.
31829 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
31830 char_type_node for V*QI type vectors.
31831 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
31832 Update to satisfy new typechecking rules.
31833 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
31834 C and C++ variants.
31835 * doc/invoke.texi (C Dialect Options): Document
31836 -flax-vector-conversions.
31838 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31840 PR tree-optimization/29877
31841 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
31842 a register variable on the RHS to not be replaceable.
31844 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
31845 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
31846 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
31847 const_simm15, const_pow2, const_npow2): Added.
31848 * config/score/misc.md (insv, extv, extzv, movmemsi,
31849 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
31850 * config/score/score.c (score_address_cost, score_select_cc_mode):
31852 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
31853 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
31854 Update score_print_operand.
31855 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
31856 Adjust register allocate order and update some macro define.
31857 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
31858 mdx_block_move_straight, mdx_block_move_loop_head,
31859 mdx_block_move_loop_body, mdx_block_move_loop_foot,
31860 mdx_block_move_loop, mdx_block_move): Added.
31861 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
31862 mdp_limm): Updated and fix some bug and typo.
31863 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
31864 (movsf, movdf, doloop_end): Added.
31866 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
31868 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
31869 config/arm/thumb2.md: Fix comment typos.
31870 * doc/extend.texi: Fix a typo.
31872 2007-01-07 Eric Christopher <echristo@apple.com>
31874 * configure.ac: Check for __stack_chk_fail for darwin.
31875 * configure: Regenerate.
31877 2007-01-07 Richard Guenther <rguenther@suse.de>
31879 * tree-vrp.c (extract_range_from_assert): CSE calls to
31880 compare_values where possible.
31881 (extract_range_from_unary_expr): Likewise.
31883 2007-01-07 Anatoly Sokolov <aesok@post.ru>
31885 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
31886 * config/avr/avr.c (call_insn_operand): Delete function.
31887 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
31888 instead of register number. Use predicates.
31889 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
31890 call_insn_operand): Add.
31892 2007-01-06 Jan Hubicka <jh@suse.cz>
31894 * tree-pass.h (pass_build_cgraph_edges): Declare.
31895 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
31896 (visited_nodes): Remove.
31897 (cgraph_create_edges): Move to cgraphbuild.c; rename to
31898 build_cgrpah_edges; make visited_nodes local.
31899 (cgraph_process_new_functions): DO not call initialize_inline_failed.
31900 (record_references_in_initializer): Move to cgraphbuild.c
31901 (initialize_inline_failed, rebuild_cgraph_edges,
31902 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
31903 (verify_cgraph_node): Make visited_nodes local.
31904 (cgraph_analyze_function): Do not call cgraph_create_edges and
31905 initialize_inline_failed.
31906 (cgraph_expand_function): Do not call cgraph_lower_function;
31907 assert that function is already lowered.
31908 * Makefile.in (cgraphbuild.o): New.
31909 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
31910 at the end of lowering passes.
31912 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
31914 * ifcvt.c (cond_move_convert_if_block): New function, code
31915 factored out from...
31916 (cond_move_process_if_block): ...here. Call the new function
31917 on the THEN and ELSE blocks.
31918 (merge_if_block): Do not copy global_live_at_end, merge_blocks
31919 already takes care of this.
31921 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31924 * tree.h (TREE_OVERFLOW_P): New.
31925 * c-typeck.c (parser_build_unary_op): Warn only if result
31926 overflowed and operands did not.
31927 (parser_build_binary_op): Likewise.
31928 (convert_for_assignment): Remove redundant overflow_warning.
31929 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
31931 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31933 * c-typeck.c (store_init_value): Split over two lines to follow
31934 the GNU coding style.
31936 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
31938 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
31939 __GXX_EXPERIMENTAL_CXX0X__.
31940 * doc/cpp.texi: Same.
31942 2007-01-05 Richard Guenther <rguenther@suse.de>
31944 PR middle-end/27826
31945 * tree.c (get_narrower): Do not construct COMPONENT_REFs
31946 with mismatched types. Instead explicitly build a
31947 conversion NOP_EXPR.
31949 2007-01-05 Ian Lance Taylor <iant@google.com>
31951 * c-common.c (decl_with_nonnull_addr_p): New function.
31952 (c_common_truthvalue_conversion): Call it.
31953 * c-typeck.c (build_binary_op): Likewise.
31954 * c-common.h (decl_with_nonnull_addr_p): Declare.
31956 2007-01-05 Jakub Jelinek <jakub@redhat.com>
31959 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
31962 2007-01-05 Joel Brobecker <brobecker@adacore.com>
31964 * doc/install.texi (Final install): Document the fact that
31965 the GNAT runtime should not be stripped.
31967 2007-01-04 Jan Hubicka <jh@suse.cz>
31969 * tree-inline.c (fold_marked_statements): Update operand caches
31970 and EH after folding
31972 2007-01-04 Ian Lance Taylor <iant@google.com>
31974 * c-common.c (check_function_nonnull): Whitespace fix.
31976 2007-01-04 Jan Hubicka <jh@suse.cz>
31978 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
31979 comitted older version of patch.
31980 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
31981 function, celanup cfg and collect garbage.
31983 2007-01-04 Mike Stump <mrs@apple.com>
31985 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
31988 2007-01-04 Eric Christopher <echristo@apple.com>
31990 * libgcc2.c (__bswapsi2): Use SItype.
31991 (__bswapdi2): Use DItype.
31992 * libgcc2.h: Update for above.
31994 2007-01-04 Paul Brook <paul@codesourcery.com>
31996 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
31997 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
31998 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
31999 umulsidi3, umulsidi3adddi, smulsi3_highpart,
32000 umulsi3_highpart): Make conditional on !arm_arch6.
32001 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
32002 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
32003 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
32004 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
32005 umulsi3_highpart_v6): New insns.
32007 2007-01-04 Roger Sayle <roger@eyesopen.com>
32009 * fold-const.c (fold_convert): When casting an expression to void,
32010 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
32011 have a type. Instead of attempting to build a NOP_EXPR, return
32012 these "special" trees directly.
32014 2007-01-04 Joseph Myers <joseph@codesourcery.com>
32016 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
32017 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
32018 rs6000_cost->fp not 0 as adjustment for outer NEG.
32020 2007-01-04 Jan Hubicka <jh@suse.cz>
32022 * cgraph.c (cgraph_release_function_body): New function.
32023 (cgraph_remove_node): Use it.
32024 * cgraph.h (cgraph_release_function_body): Declare.
32025 * cgraphunit.c (cgraph_expand_function): Use it.
32026 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
32027 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
32028 is initialized and while compilation of other function is running.
32029 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
32030 statement CFG annotations from here to ...
32031 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
32033 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
32035 * cfgloop.h (enum li_flags): Make the constants powers of two.
32037 2007-01-04 Jan Hubicka <jh@suse.cz>
32039 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
32041 (fold_marked_statements): New function.
32042 (optimize_inline_calls, tree_function_versioning): Fold new statements.
32043 * tree-inline.h (copy_body_data): Add statements_to_fold.
32045 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
32047 * config.gcc: Mention libgcc/config.host.
32048 * Makefile.in: Update comments mentioning libgcc.
32049 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
32050 (all.cross, start.encap, rest.encap, rest.cross): Update
32051 dependencies for libgcc move.
32052 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
32053 (clean-target, clean-target-libgcc): Delete.
32054 (srcdirify, GCC_EXTRA_PARTS): New macros.
32055 (libgcc-support, libgcc.mvars): New rules.
32056 (distclean): Remove mention of mklibgcc.
32057 (install): Don't reference INSTALL_LIBGCC.
32058 (install-common): Don't reference EXTRA_PARTS.
32059 (install-libgcc, install-multilib): Delete rules.
32060 * mklibgcc.in: Delete file.
32061 * doc/configfiles.texi: Don't mention mklibgcc.
32063 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
32064 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
32065 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
32066 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
32067 (mklibgcc, ldblspecs): Likewise.
32069 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
32070 (posixpre.def): Use $(T).
32071 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
32072 (SHLIB_SRC, SHLIB_INSTALL): Delete.
32073 (SHLIB_LINK): Make dummy.
32074 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
32076 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
32078 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
32079 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
32080 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
32081 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
32083 * configure.ac (all_outputs): Remove mklibgcc.
32084 * configure: Regenerated.
32086 2007-01-03 Josh Conner <jconner@apple.com>
32088 PR middle-end/29683
32089 * calls.c (compute_argument_addresses): Set stack and stack_slot
32090 for partial args, too.
32091 (store_one_arg): Use locate.size.constant for the size when
32092 generating a save_area.
32094 2007-01-03 Robert Kennedy <jimbob@google.com>
32096 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
32097 whose definitions are deleted due to basic block merging.
32099 2007-01-03 Paul Brook <paul@codesourcery.com>
32102 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
32104 (use_return_insn): Return 0 for Thumb interrupt functions.
32105 (print_multi_reg): Add rfe argument for IRQ returns.
32106 (arm_output_epilogue): Pop interrupt return address directly into PC.
32107 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
32109 2007-01-03 Paul Brook <paul@codesourcery.com>
32111 Merge from sourcerygxx-4_1.
32112 * config/arm/thumb2.md: New file.
32113 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
32115 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
32116 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32117 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
32118 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
32120 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32121 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
32123 * config/arm/ieee754-sf.S: Ditto.
32124 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
32125 (thumb1_base_register_rtx_p): ... to this.
32126 (thumb_index_register_rtx_p): Rename...
32127 (thumb1_index_register_rtx_p): ... to this.
32128 (thumb_output_function_prologue): Rename...
32129 (thumb1_output_function_prologue): ... to this.
32130 (thumb_legitimate_address_p): Rename...
32131 (thumb1_legitimate_address_p): ... to this.
32132 (thumb_rtx_costs): Rename...
32133 (thumb1_rtx_costs): ... to this.
32134 (thumb_compute_save_reg_mask): Rename...
32135 (thumb1_compute_save_reg_mask): ... to this.
32136 (thumb_final_prescan_insn): Rename...
32137 (thumb1_final_prescan_insn): ... to this.
32138 (thumb_expand_epilogue): Rename...
32139 (thumb1_expand_epilogue): ... to this.
32140 (arm_unwind_emit_stm): Rename...
32141 (arm_unwind_emit_sequence): ... to this.
32142 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
32143 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
32144 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
32145 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
32146 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
32147 thumb2_output_casesi): New functions.
32148 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
32149 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
32150 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
32151 THUMB2_WORK_REGS): Define.
32152 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
32153 arm_condexec_mask, arm_condexec_masklen)): New variables.
32154 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
32155 (arm_override_options): Check new CPU capabilities.
32156 Set new architecture flag variables.
32157 (arm_isr_value): Handle v7m interrupt functions.
32158 (user_return_insn): Return 0 for v7m interrupt functions. Handle
32160 (const_ok_for_arm): Handle Thumb-2 constants.
32161 (arm_gen_constant): Ditto. Use movw when available.
32162 (arm_function_ok_for_sibcall): Return false for v7m interrupt
32164 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
32165 (thumb_find_work_register, arm_load_pic_register,
32166 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
32167 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
32168 print_multi_reg, output_mov_long_double_fpa_from_arm,
32169 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
32170 output_mov_double_fpa_from_arm, output_move_double,
32171 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
32172 output_return_instruction, arm_output_function_prologue,
32173 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
32174 arm_output_mi_thunk, thumb_set_return_address): Ditto.
32175 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
32176 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
32177 (arithmetic_instr, shift_op): Use arm_shift_nmem.
32178 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
32180 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
32181 (thumb_expand_prologue): Use thumb_set_frame_pointer.
32182 (arm_file_start): Output directive for unified syntax.
32183 (arm_unwind_emit_set): Handle stack alignment instruction.
32184 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
32185 Add v6t2, v7, v7a, v7r and v7m.
32186 (RETLDM): Add Thumb-2 code.
32187 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
32188 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
32189 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
32190 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
32191 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
32192 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
32193 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
32194 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
32195 ADJUST_INSN_LENGTH): Define.
32196 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
32197 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
32198 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
32199 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
32200 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
32201 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
32202 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
32203 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
32204 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
32205 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
32206 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
32207 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
32208 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
32209 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
32210 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
32211 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
32212 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
32214 * config/arm/arm-tune.md: Regenerate.
32215 * config/arm/arm-protos.h: Update prototypes.
32216 * config/arm/vfp.md: Enable patterns for Thumb-2.
32217 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
32218 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
32219 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
32220 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
32221 * config/arm/libunwind.S: Add Thumb-2 code.
32222 * config/arm/constraints.md: Update include Thumb-2.
32223 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
32224 * config/arm/ieee754-df.S: Ditto.
32225 * config/arm/bpabi.S: Ditto.
32226 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
32227 * config/arm/predicates.md (low_register_operand,
32228 low_reg_or_int_operand, thumb_16bit_operator): New.
32229 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
32230 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
32231 * config/arm/t-arm-elf: Add armv7 multilib.
32232 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
32234 (UNSPEC_STACK_ALIGN, ce_count): New.
32235 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
32236 arm_zero_extendsidi2, arm_zero_extendqidi2): New
32238 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
32239 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
32240 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
32241 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
32242 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
32243 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
32245 * doc/extend.texi: Document ARMv7-M interrupt functions.
32246 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
32248 2007-01-03 Jakub Jelinek <jakub@redhat.com>
32250 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
32251 (struct _Unwind_Context): Rename args_size to flags, remove
32252 signal_frame field, add a new args_size field and version field.
32253 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
32254 _Unwind_IsExtendedContext): New inline functions.
32255 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
32256 Assume by_value array is only present if _Unwind_IsExtendedContext.
32257 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
32258 _Unwind_IsSignalFrame.
32259 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
32260 (uw_update_context_1): Use _Unwind_SetSignalFrame.
32261 (uw_init_context_1): Initialize context->flags to
32262 EXTENDED_CONTEXT_BIT.
32263 * config/rs6000/linux-unwind.h (frob_update_context): Use
32264 _Unwind_SetSignalFrame.
32266 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32268 PR middle-end/30353
32269 * gimplify.c (gimplify_modify_expr_complex_part): Move below
32270 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
32273 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
32275 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
32276 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
32277 RET, AT_SP): Remove.
32278 * config/i386/i386.md (*sse_prologue_save_insn): Use return
32281 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32282 * cfgbuild.c (find_basic_blocks): Likewise.
32283 * cfgrtl.c (rtl_create_basic_block): Likewise.
32284 * function.c (temp_slots_at_level): Likewise.
32285 * reg-stack.c (stack_regs_mentioned): Likewise.
32286 * regclass.c (allocate_reg_info): Likewise.
32287 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32288 set_bb_for_stmt, move_block_to_fn): Likewise.
32289 * tree-complex.c (tree_lower_complex): Likewise.
32290 * vec.h (VEC_safe_grow_cleared): New.
32292 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
32294 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
32296 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
32297 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
32299 * cfgloopmanip.c (scale_loop_frequencies): Export.
32300 (loopify): Scale the frequencies by prescribed coefficients.
32301 (set_zero_probability): New function.
32302 (duplicate_loop_to_header_edge): Improve updating of frequencies.
32303 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
32304 and frequencies according to arguments.
32305 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
32307 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
32308 * modulo-sched.c (sms_schedule): Set probabilities for entering
32309 versioned loop correctly.
32310 * tree-vect-transform.c (vect_transform_loop): Ditto.
32311 * cfgloop.h (loopify, loop_version): Declaration changed.
32312 (scale_loop_frequencies): Declared.
32314 2007-01-02 Jan Hubicka <jh@suse.cz>
32316 * cgraph.c: Include tree-flow.h
32317 (cgraph_add_new-function): Handle IPA_SSA mode; execute
32318 early_local_passes.
32319 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
32320 * tree-pass.h (pass_all_early_optimizations): Declare.
32321 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
32322 early_local_passes.
32323 (cgraph_analyze_function): Do early_local_passes.
32324 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32325 Do not add referenced vars.
32326 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
32328 (gate_all_early_local_passes): New gate.
32329 (pass_early_local_passes): Use new gate.
32330 (execute_early_local_optimizations): New functions.
32331 (gate_all_early_optimizations): New gate.
32332 (pass_all_early_optimizations): New pass.
32333 (execute_free_datastructures): Free SSA only when initialized.
32334 (gate_init_datastructures): Init only when optimizing.
32335 (tree_lowering_passes): Do early local passes when called late.
32336 * tree-profile.c (do_tree_profiling): Don't profile functions added
32338 (do_early_tree_profiling, pass_early_tree_profile): Kill.
32339 * tree-cfg.c (update_modified_stmts): Do not update when operands are
32341 * passes.c (init_optimizations_passes): Reorder so we go into SSA
32342 during early_local_passes.
32343 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
32346 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32348 * Makefile.in: Update copyright year.
32350 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32352 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
32353 in $(lang_checks) and check-consistency targets.
32355 2007-01-02 Jan Hubicka <jh@suse.cz>
32357 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32358 Do not add referenced vars.
32359 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
32361 * passes.c (init_optimization_passes): Put mudflap_2 after
32362 free_datastructures.
32364 2007-01-02 Jan Hubicka <jh@suse.cz>
32366 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
32367 Set NOTHROW flag on call statements proved to be nothrow.
32368 Update statement of local calls so new pure/const functions are
32369 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
32371 (tree_rest_of_compilation): Register hooks and initialize bitmap
32372 early. Do not set after_inlining flag.
32374 2007-01-02 Steve Ellcey <sje@cup.hp.com>
32376 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
32377 HOST_BITS_PER_LONGLONG
32379 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32382 * c-typeck.c (store_init_value): Don't emit pedantic overflow
32383 warning for non-static initializers.
32385 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
32387 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
32388 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
32389 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
32390 Always use set_unique_reg_note to add REG_EQUAL notes.
32392 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32395 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32397 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32398 * cfgbuild.c (find_basic_blocks): Likewise.
32399 * cfgrtl.c (rtl_create_basic_block): Likewise.
32400 * function.c (temp_slots_at_level): Likewise.
32401 * reg-stack.c (stack_regs_mentioned): Likewise.
32402 * regclass.c (allocate_reg_info): Likewise.
32403 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32404 set_bb_for_stmt, move_block_to_fn): Likewise.
32405 * tree-complex.c (tree_lower_complex): Likewise.
32406 * vec.h (VEC_safe_grow_cleared): New.
32408 2007-01-02 Ian Lance Taylor <iant@google.com>
32410 * c-common.c (c_common_truthvalue_conversion): When warning about
32411 using an assignment as a truth value, set TREE_NO_WARNING.
32413 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32416 * c.opt (Wold-style-declaration): New.
32417 * doc/invoke.texi (C-only Warning Options): New.
32418 (Wold-style-declaration): Document it.
32419 (Wextra): Enabled by -Wextra.
32420 * c-opts.c (c_common_post_options): Enabled by -Wextra.
32421 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
32422 -Wold-style-declaration.
32424 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32426 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32427 * cfgbuild.c (find_basic_blocks): Likewise.
32428 * cfgrtl.c (rtl_create_basic_block): Likewise.
32429 * function.c (temp_slots_at_level): Likewise.
32430 * reg-stack.c (stack_regs_mentioned): Likewise.
32431 * regclass.c (allocate_reg_info): Likewise.
32432 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32433 set_bb_for_stmt, move_block_to_fn): Likewise.
32434 * tree-complex.c (tree_lower_complex): Likewise.
32435 * vec.h (VEC_safe_grow_cleared): New.
32437 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
32439 * c-common.c (c_common_nodes_and_builtins): Since variants of
32440 void_type_node get built before it is given a name, we need to
32441 give those variants the name, too.
32442 (complete_array_type): We need to work with the canonical main
32443 type of the array, from which we will build the qualified version.
32444 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
32445 * print-tree.c (print_node): Display canonical type information
32447 * stor-layout.c (layout_type): When we don't know the
32448 alignment of a type for which we're building an array, we end up
32449 guessing wrong, so make the type require structural equality.
32450 * tree.c (make_node_stat): When we build a new type, it is its
32451 own canonical type.
32452 (build_type_attribute_qual_variant): When building an attribute
32453 variant, its canonical type is the non-attribute variant. However,
32454 if the attributes are target-dependent and they differ, we need to
32455 use structural equality checks for this type.
32456 (build_qualified_type): A qualified type is not equivalent to its
32457 unqualified variant; set the canonical type appropriately.
32458 (build_distinct_type_copy): When building a distinct type from
32459 another type, the new type is its own canonical type.
32460 (build_variant_type_copy): When building a new type variant, we
32461 assume that it is equivalent to the original type.
32462 (build_pointer_type_for_mode): When building a pointer type, also
32463 build a canonical type pointer.
32464 (build_reference_type_for_mode): When building a reference type,
32465 also build a canonical type reference.
32466 (build_index_type): When we can't hash an index type (e.g.,
32467 because its maximum value is negative), the index type requires
32468 structural equality tests.
32469 (build_array_type): Build the canonical form of an array type.
32470 (build_function_type): Function types require structural equality,
32471 because they contain default arguments, attributes, etc.
32472 (build_method_type_directly): Ditto for method types.
32473 (build_offset_type): Build the canonical offset type.
32474 (build_complex_type): Build the canonical vector type.
32475 (make_vector_type): Build the canonical vector type.
32476 * tree.h (TYPE_CANONICAL): New.
32477 (TYPE_STRUCTURAL_EQUALITY_P): New.
32478 (SET_TYPE_STRUCTURAL_EQUALITY): New.
32479 (struct tree_type): Added "canonical" field.
32480 * params.h (VERIFY_CANONICAL_TYPES): New.
32481 * doc/c-tree.texi (TYPE_CANONICAL): Document.
32482 (TYPE_STRUCTURAL_EQUALITY_P): Document.
32483 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
32484 * doc/invoke.texi (verify-canonical-types): Document --param
32485 parameter for verifying canonical types.
32487 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32489 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
32490 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
32491 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
32492 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
32494 * config/rs6000/e500.h: New.
32495 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
32496 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
32498 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
32499 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
32500 TARGET_E500_DOUBLE): Remove.
32501 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
32502 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
32503 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
32504 * config/rs6000/rs6000.c (rs6000_override_options): Use
32505 CHECK_E500_OPTIONS.
32507 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32509 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
32510 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
32511 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
32512 rs6000_emit_cmove): Don't check TARGET_E500.
32513 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
32514 sordered): Don't check TARGET_E500.
32516 2007-01-01 Eric Christopher <echristo@apple.com>
32518 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
32519 HARD_REGISTER_NUM_P.
32521 2007-01-01 Roger Sayle <roger@eyesopen.com>
32523 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
32524 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
32525 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
32528 2007-01-01 Mike Stump <mrs@apple.com>
32530 * configure.ac: Remove support for building with Apple's gcc-3.1.
32532 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32534 PR middle-end/30311
32535 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
32536 REG is a hard register. Do not modify REG before calling
32538 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
32539 multiple of the size of YMODE for certain lowpart cases.
32541 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32543 PR middle-end/30253
32544 * gimplify (voidify_wrapper_expr): Update for
32545 GIMPLE_MODIFY_STMT.
32547 2007-01-01 Andreas Schwab <schwab@suse.de>
32550 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
32551 save of BR0 in extra_spill_size instead of spill_size.
32552 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
32554 (ia64_expand_epilogue): Restore BR0 from its new location.
32556 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32558 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
32559 Use a temporary variable if the left hand side is not a gimple
32562 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32564 * gimplify.c (gimplify_return_expr): Make the temporary variable
32565 for the return expression, a gimple register variable.
32567 2007-01-01 Jan Hubicka <jh@suse.cz>
32569 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
32572 2007-01-01 Mike Stump <mrs@apple.com>
32574 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
32576 * config/darwin.c (machopic_select_rtx_section): Use
32577 HAVE_GAS_LITERAL16.
32578 (darwin_mergeable_constant_section): Likewise.
32579 * configure: Regenerate.
32580 * config.in: Regenerate.
32582 2007-01-01 Jan Hubicka <jh@suse.cz>
32583 Andrew Pinski <pinskia@gmail.com>
32585 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
32586 before starting IPA passes.